Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r002-oct2-177944366000132.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..........................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is AirplaneLD-PT-2000, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944366000132
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 54M
-rw-r--r-- 1 mcc users 1.5M Mar 4 16:56 CTLCardinality.txt
-rw-r--r-- 1 mcc users 4.7M Mar 4 16:56 CTLCardinality.xml
-rw-r--r-- 1 mcc users 630K Mar 4 16:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 3.6M Mar 4 16:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 787K Mar 15 07:01 LTLCardinality.txt
-rw-r--r-- 1 mcc users 2.0M Mar 15 07:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 430K Mar 15 07:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 1.7M Mar 15 07:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4M Mar 4 17:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 11M Mar 4 17:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.3M Mar 4 17:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 13M Mar 4 17:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 152K Mar 15 07:01 UpperBounds.txt
-rw-r--r-- 1 mcc users 277K Mar 15 07:01 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 8.7M 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 AirplaneLD-PT-2000-LTLFireability-00
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-01
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-02
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-03
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-04
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-05
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-06
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-07
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-08
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-09
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-10
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-11
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-12
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-13
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-14
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779461771812

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AirplaneLD-PT-2000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-22 14:56:13] [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]
[2026-05-22 14:56:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 14:56:14] [INFO ] Load time of PNML (sax parser for PT used): 1181 ms
[2026-05-22 14:56:14] [INFO ] Transformed 14019 places.
[2026-05-22 14:56:14] [INFO ] Transformed 16008 transitions.
[2026-05-22 14:56:14] [INFO ] Found NUPN structural information;
[2026-05-22 14:56:14] [INFO ] Parsed PT model containing 14019 places and 16008 transitions and 61028 arcs in 1476 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 125 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Reduce places removed 6002 places and 0 transitions.
FORMULA AirplaneLD-PT-2000-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 8013 out of 8017 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8017/8017 places, 16008/16008 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 8014 transition count 16008
Applied a total of 3 rules in 116 ms. Remains 8014 /8017 variables (removed 3) and now considering 16008/16008 (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-5295376831203057018.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2158862178364248142.kers'
[2026-05-22 14:56:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5295376831203057018.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2158862178364248142.kers]
Culled 0 columns in 5 ms.
// Phase 1: matrix 16008 rows 8014 cols 35020 entries
Finished phase 1 with 8008 SingleSign rule and 5 generalized
[2026-05-22 14:56:17] [INFO ] Computed 1 invariants in 438 ms
Computed 1 P flows in 451 ms.
Exported basis to /tmp/petrispot-output-2158862178364248142.kers
Total runtime 462 ms.
[2026-05-22 14:56:19] [INFO ] Implicit Places using invariants in 2445 ms returned []
Implicit Place search using SMT only with invariants took 2513 ms to find 0 implicit places.
Running 8004 sub problems to find dead transitions.
[2026-05-22 14:56:19] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/8009 variables, 8009/8009 constraints. Problems are: Problem set: 0 solved, 8004 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8009/24022 variables, and 8009 constraints, problems are : Problem set: 0 solved, 8004 unsolved in 30212 ms.
Refiners :[Domain max(s): 8009/8014 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/8014 constraints, PredecessorRefiner: 8004/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8004 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8009 variables, 8009/8009 constraints. Problems are: Problem set: 0 solved, 8004 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 8009/24022 variables, and 8009 constraints, problems are : Problem set: 0 solved, 8004 unsolved in 30119 ms.
Refiners :[Domain max(s): 8009/8014 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/8014 constraints, PredecessorRefiner: 8000/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 88583ms problems are : Problem set: 0 solved, 8004 unsolved
Search for dead transitions found 0 dead transitions in 88641ms
Starting structural reductions in LTL mode, iteration 1 : 8014/8017 places, 16008/16008 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 91376 ms. Remains : 8014/8017 places, 16008/16008 transitions.
Starting structural reductions in LTL mode, iteration 0 : 8014/8014 places, 16008/16008 transitions.
Applied a total of 0 rules in 40 ms. Remains 8014 /8014 variables (removed 0) and now considering 16008/16008 (removed 0) transitions.
[2026-05-22 14:57:47] [INFO ] Invariant cache hit.
[2026-05-22 14:57:49] [INFO ] Implicit Places using invariants in 1917 ms returned []
Implicit Place search using SMT only with invariants took 1920 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1969 ms. Remains : 8014/8014 places, 16008/16008 transitions.
Support contains 8013 out of 8014 places after structural reductions.
[2026-05-22 14:57:51] [INFO ] Flatten gal took : 676 ms
[2026-05-22 14:57:51] [INFO ] Flatten gal took : 495 ms
[2026-05-22 14:57:53] [INFO ] Input system was already deterministic with 16008 transitions.
Reduction of identical properties reduced properties to check from 33 to 26
RANDOM walk for 40000 steps (5016 resets) in 28737 ms. (1 steps per ms) remains 9/26 properties
BEST_FIRST walk for 40004 steps (8 resets) in 369 ms. (108 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 77 ms. (512 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 93 ms. (425 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 119 ms. (333 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 128 ms. (310 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 57 ms. (689 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 68 ms. (579 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 46 ms. (851 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 76 ms. (519 steps per ms) remains 9/9 properties
[2026-05-22 14:58:01] [INFO ] Invariant cache hit.
Problem AtomicPropp13 is UNSAT
Problem AtomicPropp26 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 12007/12020 variables, 13/26 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12020 variables, 0/26 constraints. Problems are: Problem set: 2 solved, 7 unsolved
SMT process timed out in 5095ms, After SMT, problems are : Problem set: 2 solved, 7 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 10 out of 8014 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8014/8014 places, 16008/16008 transitions.
Graph (complete) has 11012 edges and 8014 vertex of which 8012 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.17 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 8012 transition count 16004
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 3 Pre rules applied. Total rules applied 5 place count 8012 transition count 16001
Deduced a syphon composed of 3 places in 6 ms
Ensure Unique test removed 2 places
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 1 with 8 rules applied. Total rules applied 13 place count 8007 transition count 16001
Discarding 7988 places :
Symmetric choice reduction at 1 with 7988 rule applications. Total rules 8001 place count 19 transition count 8013
Iterating global reduction 1 with 7988 rules applied. Total rules applied 15989 place count 19 transition count 8013
Ensure Unique test removed 7988 transitions
Reduce isomorphic transitions removed 7988 transitions.
Iterating post reduction 1 with 7988 rules applied. Total rules applied 23977 place count 19 transition count 25
Free-agglomeration rule applied 5 times.
Iterating global reduction 2 with 5 rules applied. Total rules applied 23982 place count 19 transition count 20
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 23987 place count 14 transition count 20
Applied a total of 23987 rules in 542 ms. Remains 14 /8014 variables (removed 8000) and now considering 20/16008 (removed 15988) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 544 ms. Remains : 14/8014 places, 20/16008 transitions.
RANDOM walk for 2047 steps (329 resets) in 21 ms. (93 steps per ms) remains 0/7 properties
FORMULA AirplaneLD-PT-2000-LTLFireability-15 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 14 simplifications.
FORMULA AirplaneLD-PT-2000-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 8014 stabilizing places and 16008 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 8014 transition count 16008
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
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))||G(((G(p2)&&p1)||(G(p4)&&p3)))))'
Support contains 5 out of 8014 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8014/8014 places, 16008/16008 transitions.
Discarding 7995 places :
Symmetric choice reduction at 0 with 7995 rule applications. Total rules 7995 place count 19 transition count 8013
Iterating global reduction 0 with 7995 rules applied. Total rules applied 15990 place count 19 transition count 8013
Ensure Unique test removed 7995 transitions
Reduce isomorphic transitions removed 7995 transitions.
Iterating post reduction 0 with 7995 rules applied. Total rules applied 23985 place count 19 transition count 18
Applied a total of 23985 rules in 186 ms. Remains 19 /8014 variables (removed 7995) and now considering 18/16008 (removed 15990) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17158887946677188427.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12094920931238675986.kers'
[2026-05-22 14:58:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17158887946677188427.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12094920931238675986.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 19 cols 40 entries
Finished phase 1 with 13 SingleSign rule and 5 generalized
[2026-05-22 14:58:08] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12094920931238675986.kers
Total runtime 1 ms.
[2026-05-22 14:58:08] [INFO ] Implicit Places using invariants in 48 ms returned []
[2026-05-22 14:58:08] [INFO ] Invariant cache hit.
[2026-05-22 14:58:08] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Running 9 sub problems to find dead transitions.
[2026-05-22 14:58:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 18/33 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 4/37 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 20 constraints, problems are : Problem set: 0 solved, 9 unsolved in 168 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 18/33 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 9/25 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 4/37 variables, 4/29 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 29 constraints, problems are : Problem set: 0 solved, 9 unsolved in 152 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 336ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 337ms
Starting structural reductions in LTL mode, iteration 1 : 19/8014 places, 18/16008 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 613 ms. Remains : 19/8014 places, 18/16008 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))||G(((G(p2)&&p1)||(G(p4)&&p3)))))'
Stuttering acceptance computed with spot in 1066 ms :[(OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p4)) (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p2) (NOT p4))), (NOT p0), (AND (NOT p0) p1 p2 (NOT p4)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p4)) (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p2) (NOT p4))), (AND (NOT p0) (NOT p2) p3 p4), (NOT p0), true, (AND (NOT p4) (NOT p0)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p4)) (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p2) (NOT p4))), (AND (NOT p2) (NOT p0)), (NOT p4), (NOT p2), (OR (AND (NOT p2) (NOT p4)) (AND (NOT p1) (NOT p4)) (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3)))]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-00
Entered a terminal (fully accepting) state of product in 26 steps with 8 reset in 4 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-00 finished in 1860 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 p1)&&!(p0 U X(p2))))'
Support contains 3003 out of 8014 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8014/8014 places, 16008/16008 transitions.
Discarding 4999 places :
Symmetric choice reduction at 0 with 4999 rule applications. Total rules 4999 place count 3015 transition count 11009
Iterating global reduction 0 with 4999 rules applied. Total rules applied 9998 place count 3015 transition count 11009
Ensure Unique test removed 4999 transitions
Reduce isomorphic transitions removed 4999 transitions.
Iterating post reduction 0 with 4999 rules applied. Total rules applied 14997 place count 3015 transition count 6010
Applied a total of 14997 rules in 288 ms. Remains 3015 /8014 variables (removed 4999) and now considering 6010/16008 (removed 9998) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1861283580260282890.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1284469404281715383.kers'
[2026-05-22 14:58:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1861283580260282890.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1284469404281715383.kers]
Culled 0 columns in 6 ms.
// Phase 1: matrix 6010 rows 3015 cols 12024 entries
Finished phase 1 with 3009 SingleSign rule and 5 generalized
[2026-05-22 14:58:10] [INFO ] Computed 1 invariants in 142 ms
Computed 1 P flows in 143 ms.
Exported basis to /tmp/petrispot-output-1284469404281715383.kers
Total runtime 146 ms.
[2026-05-22 14:58:10] [INFO ] Implicit Places using invariants in 568 ms returned []
[2026-05-22 14:58:10] [INFO ] Invariant cache hit.
[2026-05-22 14:58:13] [INFO ] Implicit Places using invariants and state equation in 3267 ms returned []
Implicit Place search using SMT with State Equation took 3867 ms to find 0 implicit places.
Running 3005 sub problems to find dead transitions.
[2026-05-22 14:58:13] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3010/9025 variables, and 0 constraints, problems are : Problem set: 0 solved, 3005 unsolved in 30071 ms.
Refiners :[Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3015 constraints, PredecessorRefiner: 3005/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3005 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3010/9025 variables, and 0 constraints, problems are : Problem set: 0 solved, 3005 unsolved in 30067 ms.
Refiners :[Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3015 constraints, PredecessorRefiner: 3000/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 69629ms problems are : Problem set: 0 solved, 3005 unsolved
Search for dead transitions found 0 dead transitions in 69654ms
Starting structural reductions in LTL mode, iteration 1 : 3015/8014 places, 6010/16008 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 73827 ms. Remains : 3015/8014 places, 6010/16008 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 p1)&&!(p0 U X(p2))))'
Stuttering acceptance computed with spot in 196 ms :[(OR (NOT p1) p2), p2, p2, (OR (NOT p0) (NOT p1)), true, (NOT p0)]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-01
Entered a terminal (fully accepting) state of product in 2025 steps with 1012 reset in 930 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-01 finished in 75046 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)&&X(X(X(X(F(p1)))))))'
Support contains 2002 out of 8014 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8014/8014 places, 16008/16008 transitions.
Discarding 5997 places :
Symmetric choice reduction at 0 with 5997 rule applications. Total rules 5997 place count 2017 transition count 10011
Iterating global reduction 0 with 5997 rules applied. Total rules applied 11994 place count 2017 transition count 10011
Ensure Unique test removed 5997 transitions
Reduce isomorphic transitions removed 5997 transitions.
Iterating post reduction 0 with 5997 rules applied. Total rules applied 17991 place count 2017 transition count 4014
Applied a total of 17991 rules in 221 ms. Remains 2017 /8014 variables (removed 5997) and now considering 4014/16008 (removed 11994) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12702932615309246890.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16552121071077198089.kers'
[2026-05-22 14:59:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12702932615309246890.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16552121071077198089.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 4014 rows 2017 cols 8032 entries
Finished phase 1 with 2011 SingleSign rule and 5 generalized
[2026-05-22 14:59:24] [INFO ] Computed 1 invariants in 74 ms
Computed 1 P flows in 76 ms.
Exported basis to /tmp/petrispot-output-16552121071077198089.kers
Total runtime 78 ms.
[2026-05-22 14:59:25] [INFO ] Implicit Places using invariants in 324 ms returned []
[2026-05-22 14:59:25] [INFO ] Invariant cache hit.
[2026-05-22 14:59:27] [INFO ] Implicit Places using invariants and state equation in 2230 ms returned []
Implicit Place search using SMT with State Equation took 2559 ms to find 0 implicit places.
Running 2007 sub problems to find dead transitions.
[2026-05-22 14:59:27] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2012/6031 variables, and 0 constraints, problems are : Problem set: 0 solved, 2007 unsolved in 30063 ms.
Refiners :[Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/2017 constraints, PredecessorRefiner: 2007/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2007 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2012/6031 variables, and 0 constraints, problems are : Problem set: 0 solved, 2007 unsolved in 30078 ms.
Refiners :[Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/2017 constraints, PredecessorRefiner: 2000/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65420ms problems are : Problem set: 0 solved, 2007 unsolved
Search for dead transitions found 0 dead transitions in 65428ms
Starting structural reductions in LTL mode, iteration 1 : 2017/8014 places, 4014/16008 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 68224 ms. Remains : 2017/8014 places, 4014/16008 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)&&X(X(X(X(F(p1)))))))'
Stuttering acceptance computed with spot in 220 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-02
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 3 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-02 finished in 68506 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(p0)&&F(p1)))'
Support contains 3006 out of 8014 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8014/8014 places, 16008/16008 transitions.
Discarding 4994 places :
Symmetric choice reduction at 0 with 4994 rule applications. Total rules 4994 place count 3020 transition count 11014
Iterating global reduction 0 with 4994 rules applied. Total rules applied 9988 place count 3020 transition count 11014
Ensure Unique test removed 4994 transitions
Reduce isomorphic transitions removed 4994 transitions.
Iterating post reduction 0 with 4994 rules applied. Total rules applied 14982 place count 3020 transition count 6020
Applied a total of 14982 rules in 299 ms. Remains 3020 /8014 variables (removed 4994) and now considering 6020/16008 (removed 9988) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14858625938738377035.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13221446506912206045.kers'
[2026-05-22 15:00:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14858625938738377035.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13221446506912206045.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 6020 rows 3020 cols 14044 entries
Finished phase 1 with 3014 SingleSign rule and 5 generalized
[2026-05-22 15:00:33] [INFO ] Computed 1 invariants in 95 ms
Computed 1 P flows in 96 ms.
Exported basis to /tmp/petrispot-output-13221446506912206045.kers
Total runtime 99 ms.
[2026-05-22 15:00:34] [INFO ] Implicit Places using invariants in 575 ms returned []
[2026-05-22 15:00:34] [INFO ] Invariant cache hit.
[2026-05-22 15:00:36] [INFO ] Implicit Places using invariants and state equation in 2136 ms returned []
Implicit Place search using SMT with State Equation took 2734 ms to find 0 implicit places.
Running 3010 sub problems to find dead transitions.
[2026-05-22 15:00:36] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3015/9040 variables, and 0 constraints, problems are : Problem set: 0 solved, 3010 unsolved in 30072 ms.
Refiners :[Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3020 constraints, PredecessorRefiner: 3010/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3010 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3015/9040 variables, and 0 constraints, problems are : Problem set: 0 solved, 3010 unsolved in 30061 ms.
Refiners :[Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3020 constraints, PredecessorRefiner: 3006/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 67686ms problems are : Problem set: 0 solved, 3010 unsolved
Search for dead transitions found 0 dead transitions in 67695ms
Starting structural reductions in LTL mode, iteration 1 : 3020/8014 places, 6020/16008 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70751 ms. Remains : 3020/8014 places, 6020/16008 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(p0)&&F(p1)))'
Stuttering acceptance computed with spot in 170 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), true]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-03
Stuttering criterion allowed to conclude after 16 steps with 2 reset in 18 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-03 finished in 71015 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) U X(X(p1))) U G((F(p2) U p0))))'
Support contains 2004 out of 8014 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8014/8014 places, 16008/16008 transitions.
Discarding 5995 places :
Symmetric choice reduction at 0 with 5995 rule applications. Total rules 5995 place count 2019 transition count 10013
Iterating global reduction 0 with 5995 rules applied. Total rules applied 11990 place count 2019 transition count 10013
Ensure Unique test removed 5995 transitions
Reduce isomorphic transitions removed 5995 transitions.
Iterating post reduction 0 with 5995 rules applied. Total rules applied 17985 place count 2019 transition count 4018
Applied a total of 17985 rules in 272 ms. Remains 2019 /8014 variables (removed 5995) and now considering 4018/16008 (removed 11990) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16614728595065706928.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13580162188355697135.kers'
[2026-05-22 15:01:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16614728595065706928.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13580162188355697135.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 4018 rows 2019 cols 10040 entries
Finished phase 1 with 2013 SingleSign rule and 5 generalized
[2026-05-22 15:01:44] [INFO ] Computed 1 invariants in 70 ms
Computed 1 P flows in 70 ms.
Exported basis to /tmp/petrispot-output-13580162188355697135.kers
Total runtime 76 ms.
[2026-05-22 15:01:44] [INFO ] Implicit Places using invariants in 368 ms returned [2018]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 380 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 2018/8014 places, 4018/16008 transitions.
Applied a total of 0 rules in 16 ms. Remains 2018 /2018 variables (removed 0) and now considering 4018/4018 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 670 ms. Remains : 2018/8014 places, 4018/16008 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) U X(X(p1))) U G((F(p2) U p0))))'
Stuttering acceptance computed with spot in 743 ms :[(NOT p0), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-04
Stuttering criterion allowed to conclude after 122 steps with 43 reset in 61 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-04 finished in 1624 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((G(p1)||p0)) U X(X(G(!p2))))))'
Support contains 2001 out of 8014 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8014/8014 places, 16008/16008 transitions.
Discarding 5997 places :
Symmetric choice reduction at 0 with 5997 rule applications. Total rules 5997 place count 2017 transition count 10011
Iterating global reduction 0 with 5997 rules applied. Total rules applied 11994 place count 2017 transition count 10011
Ensure Unique test removed 5997 transitions
Reduce isomorphic transitions removed 5997 transitions.
Iterating post reduction 0 with 5997 rules applied. Total rules applied 17991 place count 2017 transition count 4014
Applied a total of 17991 rules in 217 ms. Remains 2017 /8014 variables (removed 5997) and now considering 4014/16008 (removed 11994) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9931499009957677913.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17280345232392469251.kers'
[2026-05-22 15:01:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9931499009957677913.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17280345232392469251.kers]
Culled 0 columns in 4 ms.
// Phase 1: matrix 4014 rows 2017 cols 9032 entries
Finished phase 1 with 2011 SingleSign rule and 5 generalized
[2026-05-22 15:01:46] [INFO ] Computed 1 invariants in 92 ms
Computed 1 P flows in 93 ms.
Exported basis to /tmp/petrispot-output-17280345232392469251.kers
Total runtime 95 ms.
[2026-05-22 15:01:46] [INFO ] Implicit Places using invariants in 392 ms returned [2016]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 395 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 2016/8014 places, 4014/16008 transitions.
Applied a total of 0 rules in 7 ms. Remains 2016 /2016 variables (removed 0) and now considering 4014/4014 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 620 ms. Remains : 2016/8014 places, 4014/16008 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((G(p1)||p0)) U X(X(G(!p2))))))'
Stuttering acceptance computed with spot in 441 ms :[p2, p2, (AND (NOT p1) p2), (AND (NOT p1) (NOT p0) p2), p2, true, p2, (AND p2 (NOT p1)), (AND (NOT p1) (NOT p0) p2), (NOT p1), (AND (NOT p1) (NOT p0) (NOT p2))]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-06
Entered a terminal (fully accepting) state of product in 50 steps with 5 reset in 50 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-06 finished in 1205 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 1000 out of 8014 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8014/8014 places, 16008/16008 transitions.
Discarding 6996 places :
Symmetric choice reduction at 0 with 6996 rule applications. Total rules 6996 place count 1018 transition count 9012
Iterating global reduction 0 with 6996 rules applied. Total rules applied 13992 place count 1018 transition count 9012
Ensure Unique test removed 6996 transitions
Reduce isomorphic transitions removed 6996 transitions.
Iterating post reduction 0 with 6996 rules applied. Total rules applied 20988 place count 1018 transition count 2016
Applied a total of 20988 rules in 262 ms. Remains 1018 /8014 variables (removed 6996) and now considering 2016/16008 (removed 13992) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9448235613205973172.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1002224844448261630.kers'
[2026-05-22 15:01:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9448235613205973172.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1002224844448261630.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 2016 rows 1018 cols 4036 entries
Finished phase 1 with 1012 SingleSign rule and 5 generalized
[2026-05-22 15:01:47] [INFO ] Computed 1 invariants in 18 ms
Computed 1 P flows in 18 ms.
Exported basis to /tmp/petrispot-output-1002224844448261630.kers
Total runtime 20 ms.
[2026-05-22 15:01:47] [INFO ] Implicit Places using invariants in 226 ms returned [1017]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 228 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1017/8014 places, 2016/16008 transitions.
Graph (complete) has 1015 edges and 1017 vertex of which 1016 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 1016 transition count 2014
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 1015 transition count 2014
Applied a total of 3 rules in 19 ms. Remains 1015 /1017 variables (removed 2) and now considering 2014/2016 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15995742055418104286.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14038434583188043788.kers'
[2026-05-22 15:01:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15995742055418104286.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14038434583188043788.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 2014 rows 1015 cols 4030 entries
Finished phase 1 with 1015 SingleSign rule and 0 generalized
[2026-05-22 15:01:47] [INFO ] Computed 0 invariants in 6 ms
Computed 0 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-14038434583188043788.kers
Total runtime 8 ms.
[2026-05-22 15:01:47] [INFO ] Implicit Places using invariants in 112 ms returned []
[2026-05-22 15:01:47] [INFO ] Invariant cache hit.
[2026-05-22 15:01:48] [INFO ] Implicit Places using invariants and state equation in 745 ms returned []
Implicit Place search using SMT with State Equation took 872 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 1015/8014 places, 2014/16008 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1382 ms. Remains : 1015/8014 places, 2014/16008 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 92 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-07
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 3 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-07 finished in 1536 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((G(p0)&&X(X((p1||(p1 U G(p2)))))))))'
Support contains 4 out of 8014 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8014/8014 places, 16008/16008 transitions.
Discarding 7994 places :
Symmetric choice reduction at 0 with 7994 rule applications. Total rules 7994 place count 20 transition count 8014
Iterating global reduction 0 with 7994 rules applied. Total rules applied 15988 place count 20 transition count 8014
Ensure Unique test removed 7994 transitions
Reduce isomorphic transitions removed 7994 transitions.
Iterating post reduction 0 with 7994 rules applied. Total rules applied 23982 place count 20 transition count 20
Applied a total of 23982 rules in 186 ms. Remains 20 /8014 variables (removed 7994) and now considering 20/16008 (removed 15988) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5002915865908480331.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12487440718233749696.kers'
[2026-05-22 15:01:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5002915865908480331.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12487440718233749696.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 20 rows 20 cols 44 entries
Finished phase 1 with 14 SingleSign rule and 5 generalized
[2026-05-22 15:01:48] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12487440718233749696.kers
Total runtime 1 ms.
[2026-05-22 15:01:48] [INFO ] Implicit Places using invariants in 36 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 37 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 19/8014 places, 20/16008 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 225 ms. Remains : 19/8014 places, 20/16008 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((G(p0)&&X(X((p1||(p1 U G(p2)))))))))'
Stuttering acceptance computed with spot in 668 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-08
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-08 finished in 978 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)&&G((G(p1)||X((p2||G(p3)))))))'
Support contains 6 out of 8014 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8014/8014 places, 16008/16008 transitions.
Discarding 7994 places :
Symmetric choice reduction at 0 with 7994 rule applications. Total rules 7994 place count 20 transition count 8014
Iterating global reduction 0 with 7994 rules applied. Total rules applied 15988 place count 20 transition count 8014
Ensure Unique test removed 7994 transitions
Reduce isomorphic transitions removed 7994 transitions.
Iterating post reduction 0 with 7994 rules applied. Total rules applied 23982 place count 20 transition count 20
Applied a total of 23982 rules in 164 ms. Remains 20 /8014 variables (removed 7994) and now considering 20/16008 (removed 15988) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7964746069286917817.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13027258650932728193.kers'
[2026-05-22 15:01:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7964746069286917817.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13027258650932728193.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 20 rows 20 cols 44 entries
Finished phase 1 with 14 SingleSign rule and 5 generalized
[2026-05-22 15:01:49] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13027258650932728193.kers
Total runtime 0 ms.
[2026-05-22 15:01:49] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-05-22 15:01:49] [INFO ] Invariant cache hit.
[2026-05-22 15:01:49] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
Running 10 sub problems to find dead transitions.
[2026-05-22 15:01:49] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 1/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/36 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 4/40 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 21 constraints, problems are : Problem set: 0 solved, 10 unsolved in 193 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 1/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/36 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 10/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 4/40 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 0/40 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 31 constraints, problems are : Problem set: 0 solved, 10 unsolved in 262 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 459ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 459ms
Starting structural reductions in LTL mode, iteration 1 : 20/8014 places, 20/16008 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 703 ms. Remains : 20/8014 places, 20/16008 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)&&G((G(p1)||X((p2||G(p3)))))))'
Stuttering acceptance computed with spot in 357 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2) (NOT p3))), (NOT p0), (AND (NOT p3) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p3) (NOT p1) (NOT p2)), true, (NOT p3), (OR (AND (NOT p1) p2) (AND (NOT p1) p3)), (AND (NOT p3) (NOT p1) p2)]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-09
Entered a terminal (fully accepting) state of product in 5 steps with 1 reset in 0 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-09 finished in 1118 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||G(p1))))'
Support contains 4 out of 8014 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8014/8014 places, 16008/16008 transitions.
Graph (complete) has 11012 edges and 8014 vertex of which 4010 are kept as prefixes of interest. Removing 4004 places using SCC suffix rule.16 ms
Discarding 4004 places :
Also discarding 8000 output transitions
Drop transitions (Output transitions of discarded places.) removed 8000 transitions
Discarding 3998 places :
Symmetric choice reduction at 0 with 3998 rule applications. Total rules 3999 place count 12 transition count 4010
Iterating global reduction 0 with 3998 rules applied. Total rules applied 7997 place count 12 transition count 4010
Ensure Unique test removed 3998 transitions
Reduce isomorphic transitions removed 3998 transitions.
Iterating post reduction 0 with 3998 rules applied. Total rules applied 11995 place count 12 transition count 12
Applied a total of 11995 rules in 248 ms. Remains 12 /8014 variables (removed 8002) and now considering 12/16008 (removed 15996) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14266508501497647466.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16863663334951309323.kers'
[2026-05-22 15:01:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14266508501497647466.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16863663334951309323.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 12 rows 12 cols 26 entries
Finished phase 1 with 8 SingleSign rule and 3 generalized
[2026-05-22 15:01:50] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16863663334951309323.kers
Total runtime 3 ms.
[2026-05-22 15:01:50] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-22 15:01:50] [INFO ] Invariant cache hit.
[2026-05-22 15:01:50] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
[2026-05-22 15:01:50] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-22 15:01:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 12/22 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 2/24 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 100 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 12/22 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 6/17 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 2/24 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 90 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 191ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 191ms
Starting structural reductions in SI_LTL mode, iteration 1 : 12/8014 places, 12/16008 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 531 ms. Remains : 12/8014 places, 12/16008 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((G(p0)||p1)))'
Stuttering acceptance computed with spot in 114 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-10
Entered a terminal (fully accepting) state of product in 85 steps with 15 reset in 1 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-10 finished in 687 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((F((G(F(!p1))||(!p2&&F(!p1)))) U X(!p3))))&&p0)))'
Support contains 5 out of 8014 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8014/8014 places, 16008/16008 transitions.
Discarding 7994 places :
Symmetric choice reduction at 0 with 7994 rule applications. Total rules 7994 place count 20 transition count 8014
Iterating global reduction 0 with 7994 rules applied. Total rules applied 15988 place count 20 transition count 8014
Ensure Unique test removed 7994 transitions
Reduce isomorphic transitions removed 7994 transitions.
Iterating post reduction 0 with 7994 rules applied. Total rules applied 23982 place count 20 transition count 20
Applied a total of 23982 rules in 160 ms. Remains 20 /8014 variables (removed 7994) and now considering 20/16008 (removed 15988) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17590903823775740920.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15538556409474879641.kers'
[2026-05-22 15:01:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17590903823775740920.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15538556409474879641.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 20 rows 20 cols 44 entries
Finished phase 1 with 14 SingleSign rule and 5 generalized
[2026-05-22 15:01:51] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15538556409474879641.kers
Total runtime 1 ms.
[2026-05-22 15:01:51] [INFO ] Implicit Places using invariants in 60 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 62 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 19/8014 places, 20/16008 transitions.
Applied a total of 0 rules in 0 ms. Remains 19 /19 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 224 ms. Remains : 19/8014 places, 20/16008 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((F((G(F(!p1))||(!p2&&F(!p1)))) U X(!p3))))&&p0)))'
Stuttering acceptance computed with spot in 459 ms :[(OR (NOT p0) p3), (OR (NOT p0) p3), true, p3, p3, (AND p1 p3), (AND p1 p3), p1, p1]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-11 finished in 757 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)))'
Support contains 2 out of 8014 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8014/8014 places, 16008/16008 transitions.
Discarding 7994 places :
Symmetric choice reduction at 0 with 7994 rule applications. Total rules 7994 place count 20 transition count 8014
Iterating global reduction 0 with 7994 rules applied. Total rules applied 15988 place count 20 transition count 8014
Ensure Unique test removed 7994 transitions
Reduce isomorphic transitions removed 7994 transitions.
Iterating post reduction 0 with 7994 rules applied. Total rules applied 23982 place count 20 transition count 20
Applied a total of 23982 rules in 194 ms. Remains 20 /8014 variables (removed 7994) and now considering 20/16008 (removed 15988) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6664018930238336247.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16229759175947535414.kers'
[2026-05-22 15:01:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6664018930238336247.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16229759175947535414.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 20 rows 20 cols 44 entries
Finished phase 1 with 14 SingleSign rule and 5 generalized
[2026-05-22 15:01:52] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16229759175947535414.kers
Total runtime 0 ms.
[2026-05-22 15:01:52] [INFO ] Implicit Places using invariants in 51 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 52 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 19/8014 places, 20/16008 transitions.
Applied a total of 0 rules in 0 ms. Remains 19 /19 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 247 ms. Remains : 19/8014 places, 20/16008 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)))'
Stuttering acceptance computed with spot in 138 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-12
Entered a terminal (fully accepting) state of product in 286 steps with 36 reset in 2 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-12 finished in 428 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)&&F(((!p1&&X(!p2))||G(!p2))))))'
Support contains 5 out of 8014 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8014/8014 places, 16008/16008 transitions.
Discarding 7992 places :
Symmetric choice reduction at 0 with 7992 rule applications. Total rules 7992 place count 22 transition count 8016
Iterating global reduction 0 with 7992 rules applied. Total rules applied 15984 place count 22 transition count 8016
Ensure Unique test removed 7992 transitions
Reduce isomorphic transitions removed 7992 transitions.
Iterating post reduction 0 with 7992 rules applied. Total rules applied 23976 place count 22 transition count 24
Applied a total of 23976 rules in 166 ms. Remains 22 /8014 variables (removed 7992) and now considering 24/16008 (removed 15984) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5358958526566330113.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9983863961523143326.kers'
[2026-05-22 15:01:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5358958526566330113.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9983863961523143326.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 24 rows 22 cols 52 entries
Finished phase 1 with 16 SingleSign rule and 5 generalized
[2026-05-22 15:01:52] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9983863961523143326.kers
Total runtime 1 ms.
[2026-05-22 15:01:52] [INFO ] Implicit Places using invariants in 48 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 49 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/8014 places, 24/16008 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 24/24 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 216 ms. Remains : 21/8014 places, 24/16008 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)&&F(((p1&&X(p2))||G(p2))))))'
Stuttering acceptance computed with spot in 282 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2)]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-14
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-14 finished in 584 ms.
All properties solved by simple procedures.
Total runtime 339698 ms.

BK_STOP 1779462113141

--------------------
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="AirplaneLD-PT-2000"
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 AirplaneLD-PT-2000, 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 r002-oct2-177944366000132"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-PT-2000.tgz
mv AirplaneLD-PT-2000 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 ;