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.r098-tall-177955695400266.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 DiscoveryGPU-PT-08a, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695400266
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 592K
-rw-r--r-- 1 mcc users 8.5K Mar 6 16:15 CTLCardinality.txt
-rw-r--r-- 1 mcc users 97K Mar 6 16:15 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Mar 6 16:13 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Mar 6 16:13 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:11 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 09:11 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 09:11 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 09:11 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Mar 6 16:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 162K Mar 6 16:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 6 16:15 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 109K Mar 6 16:15 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 09:11 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 28K 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 DiscoveryGPU-PT-08a-CTLFireability-2024-00
FORMULA_NAME DiscoveryGPU-PT-08a-CTLFireability-2024-01
FORMULA_NAME DiscoveryGPU-PT-08a-CTLFireability-2024-02
FORMULA_NAME DiscoveryGPU-PT-08a-CTLFireability-2024-03
FORMULA_NAME DiscoveryGPU-PT-08a-CTLFireability-2024-04
FORMULA_NAME DiscoveryGPU-PT-08a-CTLFireability-2024-05
FORMULA_NAME DiscoveryGPU-PT-08a-CTLFireability-2024-06
FORMULA_NAME DiscoveryGPU-PT-08a-CTLFireability-2024-07
FORMULA_NAME DiscoveryGPU-PT-08a-CTLFireability-2024-08
FORMULA_NAME DiscoveryGPU-PT-08a-CTLFireability-2024-09
FORMULA_NAME DiscoveryGPU-PT-08a-CTLFireability-2024-10
FORMULA_NAME DiscoveryGPU-PT-08a-CTLFireability-2024-11
FORMULA_NAME DiscoveryGPU-PT-08a-CTLFireability-2024-12
FORMULA_NAME DiscoveryGPU-PT-08a-CTLFireability-2024-13
FORMULA_NAME DiscoveryGPU-PT-08a-CTLFireability-2024-14
FORMULA_NAME DiscoveryGPU-PT-08a-CTLFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779595527882

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DiscoveryGPU-PT-08a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202604301425
[2026-05-24 04:05:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 04:05:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 04:05:29] [INFO ] Load time of PNML (sax parser for PT used): 50 ms
[2026-05-24 04:05:29] [INFO ] Transformed 83 places.
[2026-05-24 04:05:29] [INFO ] Transformed 113 transitions.
[2026-05-24 04:05:29] [INFO ] Found NUPN structural information;
[2026-05-24 04:05:29] [INFO ] Parsed PT model containing 83 places and 113 transitions and 363 arcs in 164 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 11 ms.
Support contains 58 out of 83 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 83/83 places, 113/113 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 82 transition count 112
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 82 transition count 112
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 0 with 8 rules applied. Total rules applied 10 place count 82 transition count 104
Applied a total of 10 rules in 21 ms. Remains 82 /83 variables (removed 1) and now considering 104/113 (removed 9) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2259662255682250673.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12061187504495947706.kers'
[2026-05-24 04:05:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2259662255682250673.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12061187504495947706.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 104 rows 80 cols 200 entries
Finished phase 1 with 80 SingleSign rule and 0 generalized
[2026-05-24 04:05:29] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12061187504495947706.kers
Total runtime 1 ms.
[2026-05-24 04:05:29] [INFO ] Implicit Places using invariants in 213 ms returned []
[2026-05-24 04:05:29] [INFO ] Invariant cache hit.
[2026-05-24 04:05:29] [INFO ] State equation strengthened by 64 read => feed constraints.
[2026-05-24 04:05:29] [INFO ] Implicit Places using invariants and state equation in 161 ms returned []
Implicit Place search using SMT with State Equation took 422 ms to find 0 implicit places.
Running 103 sub problems to find dead transitions.
[2026-05-24 04:05:29] [INFO ] Invariant cache hit.
[2026-05-24 04:05:29] [INFO ] State equation strengthened by 64 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 1 (OVERLAPS) 1/82 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 3 (OVERLAPS) 104/186 variables, 82/84 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 64/148 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/186 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 6 (OVERLAPS) 0/186 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 103 unsolved
No progress, stopping.
After SMT solving in domain Real declared 186/186 variables, and 148 constraints, problems are : Problem set: 0 solved, 103 unsolved in 3002 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 82/82 constraints, ReadFeed: 64/64 constraints, PredecessorRefiner: 103/103 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 103 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 1 (OVERLAPS) 1/82 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 3 (OVERLAPS) 104/186 variables, 82/84 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 64/148 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/186 variables, 103/251 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/186 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 7 (OVERLAPS) 0/186 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 103 unsolved
No progress, stopping.
After SMT solving in domain Int declared 186/186 variables, and 251 constraints, problems are : Problem set: 0 solved, 103 unsolved in 2721 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 82/82 constraints, ReadFeed: 64/64 constraints, PredecessorRefiner: 103/103 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5786ms problems are : Problem set: 0 solved, 103 unsolved
Search for dead transitions found 0 dead transitions in 5805ms
Starting structural reductions in LTL mode, iteration 1 : 82/83 places, 104/113 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6288 ms. Remains : 82/83 places, 104/113 transitions.
Starting structural reductions in LTL mode, iteration 0 : 82/82 places, 104/104 transitions.
Applied a total of 0 rules in 1 ms. Remains 82 /82 variables (removed 0) and now considering 104/104 (removed 0) transitions.
[2026-05-24 04:05:35] [INFO ] Invariant cache hit.
[2026-05-24 04:05:35] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-24 04:05:35] [INFO ] Invariant cache hit.
[2026-05-24 04:05:35] [INFO ] State equation strengthened by 64 read => feed constraints.
[2026-05-24 04:05:35] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 102 ms. Remains : 82/82 places, 104/104 transitions.
Support contains 58 out of 82 places after structural reductions.
[2026-05-24 04:05:35] [INFO ] Flatten gal took : 27 ms
[2026-05-24 04:05:35] [INFO ] Flatten gal took : 9 ms
[2026-05-24 04:05:35] [INFO ] Input system was already deterministic with 104 transitions.
Support contains 56 out of 82 places (down from 58) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 65 to 64
RANDOM walk for 40000 steps (465 resets) in 1071 ms. (37 steps per ms) remains 2/64 properties
BEST_FIRST walk for 40004 steps (54 resets) in 156 ms. (254 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (53 resets) in 97 ms. (408 steps per ms) remains 2/2 properties
[2026-05-24 04:05:36] [INFO ] Invariant cache hit.
[2026-05-24 04:05:36] [INFO ] State equation strengthened by 64 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 11/18 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 6/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 27/45 variables, 14/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/45 variables, 11/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/45 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 31/76 variables, 11/51 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/76 variables, 11/62 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/76 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp62 is UNSAT
After SMT solving in domain Real declared 95/186 variables, and 72 constraints, problems are : Problem set: 2 solved, 0 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 42/82 constraints, ReadFeed: 28/64 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 2 atomic propositions for a total of 16 simplifications.
[2026-05-24 04:05:36] [INFO ] Flatten gal took : 6 ms
[2026-05-24 04:05:36] [INFO ] Flatten gal took : 6 ms
[2026-05-24 04:05:36] [INFO ] Input system was already deterministic with 104 transitions.
Support contains 52 out of 82 places (down from 54) after GAL structural reductions.
Computed a total of 11 stabilizing places and 9 stable transitions
Graph (complete) has 227 edges and 82 vertex of which 75 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.4 ms
Starting structural reductions in LTL mode, iteration 0 : 82/82 places, 104/104 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 75 transition count 97
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 75 transition count 97
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 21 place count 68 transition count 90
Iterating global reduction 0 with 7 rules applied. Total rules applied 28 place count 68 transition count 90
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 34 place count 62 transition count 84
Iterating global reduction 0 with 6 rules applied. Total rules applied 40 place count 62 transition count 84
Applied a total of 40 rules in 6 ms. Remains 62 /82 variables (removed 20) and now considering 84/104 (removed 20) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8245088775038444212.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-407023319090311609.kers'
[2026-05-24 04:05:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8245088775038444212.kers, --Pflows, --basisKERS=/tmp/petrispot-output-407023319090311609.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 84 rows 60 cols 166 entries
Finished phase 1 with 60 SingleSign rule and 0 generalized
[2026-05-24 04:05:36] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-407023319090311609.kers
Total runtime 0 ms.
[2026-05-24 04:05:36] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-24 04:05:36] [INFO ] Invariant cache hit.
[2026-05-24 04:05:36] [INFO ] State equation strengthened by 57 read => feed constraints.
[2026-05-24 04:05:36] [INFO ] Implicit Places using invariants and state equation in 88 ms returned [61]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 128 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 61/82 places, 84/104 transitions.
Applied a total of 0 rules in 4 ms. Remains 61 /61 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 139 ms. Remains : 61/82 places, 84/104 transitions.
[2026-05-24 04:05:36] [INFO ] Flatten gal took : 5 ms
[2026-05-24 04:05:36] [INFO ] Flatten gal took : 3 ms
[2026-05-24 04:05:36] [INFO ] Input system was already deterministic with 84 transitions.
[2026-05-24 04:05:36] [INFO ] Flatten gal took : 4 ms
[2026-05-24 04:05:36] [INFO ] Flatten gal took : 3 ms
[2026-05-24 04:05:36] [INFO ] Time to serialize gal into /tmp/CTLFireability9925000508829125659.gal : 2 ms
[2026-05-24 04:05:36] [INFO ] Time to serialize properties into /tmp/CTLFireability5061958370419981496.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability9925000508829125659.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5061958370419981496.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,9.0964e+07,0.285528,16288,2,3855,5,82469,6,0,319,45632,0


Converting to forward existential form...Done !
original formula: EF(AX(EF(AG((p14==0)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(EX(!(E(TRUE U !(E(TRUE U !((p14==0)))))))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t19, t21, t23, t25, t27, t28, t30, t32, t75, t76, t77, t78, t79, t80, t81, t82, t83, Interse...245
(forward)formula 0,1,2.96404,101952,1,0,128,570863,190,84,1873,460456,189
FORMULA DiscoveryGPU-PT-08a-CTLFireability-2024-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 82/82 places, 104/104 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 75 transition count 97
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 75 transition count 97
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 21 place count 68 transition count 90
Iterating global reduction 0 with 7 rules applied. Total rules applied 28 place count 68 transition count 90
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 32 place count 64 transition count 86
Iterating global reduction 0 with 4 rules applied. Total rules applied 36 place count 64 transition count 86
Applied a total of 36 rules in 12 ms. Remains 64 /82 variables (removed 18) and now considering 86/104 (removed 18) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5956458036583366942.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16209746489030137099.kers'
[2026-05-24 04:05:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5956458036583366942.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16209746489030137099.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 86 rows 62 cols 170 entries
Finished phase 1 with 62 SingleSign rule and 0 generalized
[2026-05-24 04:05:39] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16209746489030137099.kers
Total runtime 1 ms.
[2026-05-24 04:05:39] [INFO ] Implicit Places using invariants in 42 ms returned []
[2026-05-24 04:05:39] [INFO ] Invariant cache hit.
[2026-05-24 04:05:39] [INFO ] State equation strengthened by 57 read => feed constraints.
[2026-05-24 04:05:39] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 126 ms to find 0 implicit places.
Running 85 sub problems to find dead transitions.
[2026-05-24 04:05:39] [INFO ] Invariant cache hit.
[2026-05-24 04:05:39] [INFO ] State equation strengthened by 57 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 1 (OVERLAPS) 1/64 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 3 (OVERLAPS) 86/150 variables, 64/66 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/150 variables, 57/123 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/150 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 85 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/150 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 85 unsolved
No progress, stopping.
After SMT solving in domain Real declared 150/150 variables, and 123 constraints, problems are : Problem set: 0 solved, 85 unsolved in 1811 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 64/64 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 85/85 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 85 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 1 (OVERLAPS) 1/64 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 3 (OVERLAPS) 86/150 variables, 64/66 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/150 variables, 57/123 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/150 variables, 85/208 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/150 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 7 (OVERLAPS) 0/150 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 85 unsolved
No progress, stopping.
After SMT solving in domain Int declared 150/150 variables, and 208 constraints, problems are : Problem set: 0 solved, 85 unsolved in 2048 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 64/64 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 85/85 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3871ms problems are : Problem set: 0 solved, 85 unsolved
Search for dead transitions found 0 dead transitions in 3872ms
Starting structural reductions in LTL mode, iteration 1 : 64/82 places, 86/104 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4012 ms. Remains : 64/82 places, 86/104 transitions.
[2026-05-24 04:05:43] [INFO ] Flatten gal took : 8 ms
[2026-05-24 04:05:43] [INFO ] Flatten gal took : 4 ms
[2026-05-24 04:05:43] [INFO ] Input system was already deterministic with 86 transitions.
[2026-05-24 04:05:43] [INFO ] Flatten gal took : 3 ms
[2026-05-24 04:05:43] [INFO ] Flatten gal took : 7 ms
[2026-05-24 04:05:43] [INFO ] Time to serialize gal into /tmp/CTLFireability755530649626131140.gal : 2 ms
[2026-05-24 04:05:43] [INFO ] Time to serialize properties into /tmp/CTLFireability9717187756366286692.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability755530649626131140.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9717187756366286692.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.06387e+08,0.23461,14216,2,2453,5,66344,6,0,331,41298,0


Converting to forward existential form...Done !
original formula: AX(E(((p0==1) + (((p33==1) + (AF(((p30==1)&&(p81==1))) * (((p16==1)&&(p81==1))||((p40==1)&&(p81==1))))) * ((p76!=1)||((p45==1)&&(p81==1))...266
=> equivalent forward existential formula: [(EY(Init) * !(E(((p0==1) + (((p33==1) + (!(EG(!(((p30==1)&&(p81==1))))) * (((p16==1)&&(p81==1))||((p40==1)&&(p8...337
Reverse transition relation is NOT exact ! Due to transitions t5, t10, t17, t21, t27, t29, t30, t32, t34, t77, t78, t79, t80, t81, t82, t83, t84, t85, Int...249
(forward)formula 0,0,6.51652,217112,1,0,500,1.16837e+06,213,267,2061,1.57839e+06,604
FORMULA DiscoveryGPU-PT-08a-CTLFireability-2024-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 82/82 places, 104/104 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 76 transition count 98
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 76 transition count 98
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 18 place count 70 transition count 92
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 70 transition count 92
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 29 place count 65 transition count 87
Iterating global reduction 0 with 5 rules applied. Total rules applied 34 place count 65 transition count 87
Applied a total of 34 rules in 16 ms. Remains 65 /82 variables (removed 17) and now considering 87/104 (removed 17) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6849875174844154099.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10695174601194340459.kers'
[2026-05-24 04:05:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6849875174844154099.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10695174601194340459.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 87 rows 63 cols 171 entries
Finished phase 1 with 63 SingleSign rule and 0 generalized
[2026-05-24 04:05:50] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10695174601194340459.kers
Total runtime 1 ms.
[2026-05-24 04:05:50] [INFO ] Implicit Places using invariants in 58 ms returned []
[2026-05-24 04:05:50] [INFO ] Invariant cache hit.
[2026-05-24 04:05:50] [INFO ] State equation strengthened by 58 read => feed constraints.
[2026-05-24 04:05:50] [INFO ] Implicit Places using invariants and state equation in 97 ms returned [64]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 158 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/82 places, 87/104 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 87/87 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 177 ms. Remains : 64/82 places, 87/104 transitions.
[2026-05-24 04:05:50] [INFO ] Flatten gal took : 5 ms
[2026-05-24 04:05:50] [INFO ] Flatten gal took : 3 ms
[2026-05-24 04:05:50] [INFO ] Input system was already deterministic with 87 transitions.
[2026-05-24 04:05:50] [INFO ] Flatten gal took : 3 ms
[2026-05-24 04:05:50] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:05:50] [INFO ] Time to serialize gal into /tmp/CTLFireability6525350091226589601.gal : 1 ms
[2026-05-24 04:05:50] [INFO ] Time to serialize properties into /tmp/CTLFireability18293239607316316420.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability6525350091226589601.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability18293239607316316420.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.07909e+08,0.189791,12156,2,2311,5,55860,6,0,333,28718,0


Converting to forward existential form...Done !
original formula: AX(EG(EF((p31==1))))
=> equivalent forward existential formula: [(EY(Init) * !(EG(E(TRUE U (p31==1)))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t20, t22, t26, t28, t29, t31, t33, t77, t78, t79, t80, t81, t82, t83, t84, t85, t86, Interse...245
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
(forward)formula 0,1,1.79034,62988,1,0,208,362170,203,158,2094,328404,313
FORMULA DiscoveryGPU-PT-08a-CTLFireability-2024-02 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 82/82 places, 104/104 transitions.
Graph (complete) has 227 edges and 82 vertex of which 75 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.0 ms
Discarding 7 places :
Also discarding 7 output transitions
Drop transitions (Output transitions of discarded places.) removed 7 transitions
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 7 Pre rules applied. Total rules applied 1 place count 75 transition count 90
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 15 place count 68 transition count 90
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 21 place count 62 transition count 84
Iterating global reduction 0 with 6 rules applied. Total rules applied 27 place count 62 transition count 84
Applied a total of 27 rules in 19 ms. Remains 62 /82 variables (removed 20) and now considering 84/104 (removed 20) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4812311159206787131.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2577876144210465193.kers'
[2026-05-24 04:05:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4812311159206787131.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2577876144210465193.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 84 rows 60 cols 165 entries
Finished phase 1 with 60 SingleSign rule and 0 generalized
[2026-05-24 04:05:52] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2577876144210465193.kers
Total runtime 0 ms.
[2026-05-24 04:05:52] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-24 04:05:52] [INFO ] Invariant cache hit.
[2026-05-24 04:05:52] [INFO ] State equation strengthened by 58 read => feed constraints.
[2026-05-24 04:05:52] [INFO ] Implicit Places using invariants and state equation in 135 ms returned [61]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 171 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 61/82 places, 84/104 transitions.
Applied a total of 0 rules in 5 ms. Remains 61 /61 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 195 ms. Remains : 61/82 places, 84/104 transitions.
[2026-05-24 04:05:52] [INFO ] Flatten gal took : 3 ms
[2026-05-24 04:05:52] [INFO ] Flatten gal took : 3 ms
[2026-05-24 04:05:52] [INFO ] Input system was already deterministic with 84 transitions.
[2026-05-24 04:05:52] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:05:52] [INFO ] Flatten gal took : 4 ms
RANDOM walk for 4067 steps (49 resets) in 38 ms. (104 steps per ms) remains 0/1 properties
FORMULA DiscoveryGPU-PT-08a-CTLFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-24 04:05:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1042139727574121304.gal : 1 ms
[2026-05-24 04:05:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12348690035801221265.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1042139727574121304.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12348690035801221265.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 82/82 places, 104/104 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 75 transition count 97
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 75 transition count 97
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 20 place count 69 transition count 91
Iterating global reduction 0 with 6 rules applied. Total rules applied 26 place count 69 transition count 91
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 31 place count 64 transition count 86
Iterating global reduction 0 with 5 rules applied. Total rules applied 36 place count 64 transition count 86
Applied a total of 36 rules in 7 ms. Remains 64 /82 variables (removed 18) and now considering 86/104 (removed 18) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15213803647141350922.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1716687609010694149.kers'
[2026-05-24 04:05:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15213803647141350922.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1716687609010694149.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 86 rows 62 cols 170 entries
Finished phase 1 with 62 SingleSign rule and 0 generalized
[2026-05-24 04:05:52] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1716687609010694149.kers
Total runtime 0 ms.
[2026-05-24 04:05:52] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-05-24 04:05:52] [INFO ] Invariant cache hit.
[2026-05-24 04:05:52] [INFO ] State equation strengthened by 58 read => feed constraints.
[2026-05-24 04:05:52] [INFO ] Implicit Places using invariants and state equation in 78 ms returned [63]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 115 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 63/82 places, 86/104 transitions.
Applied a total of 0 rules in 1 ms. Remains 63 /63 variables (removed 0) and now considering 86/86 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 123 ms. Remains : 63/82 places, 86/104 transitions.
[2026-05-24 04:05:52] [INFO ] Flatten gal took : 3 ms
[2026-05-24 04:05:52] [INFO ] Flatten gal took : 3 ms
[2026-05-24 04:05:52] [INFO ] Input system was already deterministic with 86 transitions.
[2026-05-24 04:05:52] [INFO ] Flatten gal took : 3 ms
[2026-05-24 04:05:52] [INFO ] Flatten gal took : 3 ms
[2026-05-24 04:05:52] [INFO ] Time to serialize gal into /tmp/CTLFireability12064780773267920432.gal : 0 ms
[2026-05-24 04:05:52] [INFO ] Time to serialize properties into /tmp/CTLFireability12995591011878834555.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability12064780773267920432.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12995591011878834555.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.04554e+08,0.230241,13776,2,3214,5,62505,6,0,329,37589,0


Converting to forward existential form...Done !
original formula: AG((EF((!(E((p48==1) U ((p72==1)&&(p81==1)))) * ((p17==0)||(p81==0)))) + E((p76==1) U AX(((p39==1)&&(p81==1))))))
=> equivalent forward existential formula: [((FwdU(Init,TRUE) * !(E((p76==1) U !(EX(!(((p39==1)&&(p81==1)))))))) * !(E(TRUE U (!(E((p48==1) U ((p72==1)&&(p...200
Reverse transition relation is NOT exact ! Due to transitions t22, t24, t26, t28, t29, t31, t33, t68, t73, t77, t78, t79, t80, t81, t82, t83, t84, t85, In...250
(forward)formula 0,1,1.63729,61164,1,0,182,299867,198,111,1961,308871,242
FORMULA DiscoveryGPU-PT-08a-CTLFireability-2024-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 82/82 places, 104/104 transitions.
Graph (complete) has 227 edges and 82 vertex of which 75 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.2 ms
Discarding 7 places :
Also discarding 7 output transitions
Drop transitions (Output transitions of discarded places.) removed 7 transitions
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 8 Pre rules applied. Total rules applied 1 place count 75 transition count 89
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 17 place count 67 transition count 89
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 24 place count 60 transition count 82
Iterating global reduction 0 with 7 rules applied. Total rules applied 31 place count 60 transition count 82
Applied a total of 31 rules in 18 ms. Remains 60 /82 variables (removed 22) and now considering 82/104 (removed 22) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16896782003285578302.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2018951341899436887.kers'
[2026-05-24 04:05:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16896782003285578302.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2018951341899436887.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 82 rows 58 cols 162 entries
Finished phase 1 with 58 SingleSign rule and 0 generalized
[2026-05-24 04:05:54] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2018951341899436887.kers
Total runtime 0 ms.
[2026-05-24 04:05:54] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-05-24 04:05:54] [INFO ] Invariant cache hit.
[2026-05-24 04:05:54] [INFO ] State equation strengthened by 57 read => feed constraints.
[2026-05-24 04:05:54] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
[2026-05-24 04:05:54] [INFO ] Redundant transitions in 1 ms returned []
Running 81 sub problems to find dead transitions.
[2026-05-24 04:05:54] [INFO ] Invariant cache hit.
[2026-05-24 04:05:54] [INFO ] State equation strengthened by 57 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 1 (OVERLAPS) 1/60 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 3 (OVERLAPS) 82/142 variables, 60/62 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/142 variables, 57/119 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/142 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 6 (OVERLAPS) 0/142 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 81 unsolved
No progress, stopping.
After SMT solving in domain Real declared 142/142 variables, and 119 constraints, problems are : Problem set: 0 solved, 81 unsolved in 1706 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 60/60 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 81/81 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 81 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 1 (OVERLAPS) 1/60 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 3 (OVERLAPS) 82/142 variables, 60/62 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/142 variables, 57/119 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/142 variables, 81/200 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/142 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 7 (OVERLAPS) 0/142 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 81 unsolved
No progress, stopping.
After SMT solving in domain Int declared 142/142 variables, and 200 constraints, problems are : Problem set: 0 solved, 81 unsolved in 1781 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 60/60 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 81/81 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3494ms problems are : Problem set: 0 solved, 81 unsolved
Search for dead transitions found 0 dead transitions in 3494ms
Starting structural reductions in SI_CTL mode, iteration 1 : 60/82 places, 82/104 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 3612 ms. Remains : 60/82 places, 82/104 transitions.
[2026-05-24 04:05:58] [INFO ] Flatten gal took : 9 ms
[2026-05-24 04:05:58] [INFO ] Flatten gal took : 4 ms
[2026-05-24 04:05:58] [INFO ] Input system was already deterministic with 82 transitions.
[2026-05-24 04:05:58] [INFO ] Flatten gal took : 3 ms
[2026-05-24 04:05:58] [INFO ] Flatten gal took : 3 ms
[2026-05-24 04:05:58] [INFO ] Time to serialize gal into /tmp/CTLFireability10880951634475660053.gal : 1 ms
[2026-05-24 04:05:58] [INFO ] Time to serialize properties into /tmp/CTLFireability2275313613553631189.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability10880951634475660053.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2275313613553631189.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.35544e+07,0.10495,8568,2,1011,5,27546,6,0,312,16796,0


Converting to forward existential form...Done !
original formula: AG(EF((((p46==1)&&(p81==1))||((p28==1)&&(p82==1)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((p46==1)&&(p81==1))||((p28==1)&&(p82==1))))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t18, t20, t22, t24, t26, t27, t29, t31, t73, t74, t75, t76, t77, t78, t79, t80, t81, Interse...245
(forward)formula 0,0,0.525836,23880,1,0,121,112365,185,79,1855,97731,174
FORMULA DiscoveryGPU-PT-08a-CTLFireability-2024-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 82/82 places, 104/104 transitions.
Graph (complete) has 227 edges and 82 vertex of which 75 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.1 ms
Discarding 7 places :
Also discarding 7 output transitions
Drop transitions (Output transitions of discarded places.) removed 7 transitions
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 8 Pre rules applied. Total rules applied 1 place count 75 transition count 89
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 17 place count 67 transition count 89
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 24 place count 60 transition count 82
Iterating global reduction 0 with 7 rules applied. Total rules applied 31 place count 60 transition count 82
Applied a total of 31 rules in 8 ms. Remains 60 /82 variables (removed 22) and now considering 82/104 (removed 22) transitions.
[2026-05-24 04:05:58] [INFO ] Invariant cache hit.
[2026-05-24 04:05:58] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-24 04:05:58] [INFO ] Invariant cache hit.
[2026-05-24 04:05:58] [INFO ] State equation strengthened by 57 read => feed constraints.
[2026-05-24 04:05:58] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
[2026-05-24 04:05:58] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_CTL mode, iteration 1 : 60/82 places, 82/104 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 107 ms. Remains : 60/82 places, 82/104 transitions.
[2026-05-24 04:05:58] [INFO ] Flatten gal took : 3 ms
[2026-05-24 04:05:58] [INFO ] Flatten gal took : 3 ms
[2026-05-24 04:05:58] [INFO ] Input system was already deterministic with 82 transitions.
[2026-05-24 04:05:58] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:05:58] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:05:58] [INFO ] Time to serialize gal into /tmp/CTLFireability14602999620186902986.gal : 0 ms
[2026-05-24 04:05:58] [INFO ] Time to serialize properties into /tmp/CTLFireability6616274055002638139.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14602999620186902986.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6616274055002638139.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.35544e+07,0.103803,8556,2,1011,5,27546,6,0,312,16796,0


Converting to forward existential form...Done !
original formula: AG(EF(((EG((p58==0)) + !(E(((p4==1)&&(p82==1)) U ((p4==1)&&(p82==1))))) + ((p35==0)||(p81==0)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((EG((p58==0)) + !(E(((p4==1)&&(p82==1)) U ((p4==1)&&(p82==1))))) + ((p35==0)||(p...175
Reverse transition relation is NOT exact ! Due to transitions t18, t20, t22, t24, t26, t27, t29, t31, t73, t74, t75, t76, t77, t78, t79, t80, t81, Interse...245
(forward)formula 0,1,1.92798,68344,1,0,399,365158,196,220,1914,440082,481
FORMULA DiscoveryGPU-PT-08a-CTLFireability-2024-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 82/82 places, 104/104 transitions.
Graph (complete) has 227 edges and 82 vertex of which 75 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.1 ms
Discarding 7 places :
Also discarding 7 output transitions
Drop transitions (Output transitions of discarded places.) removed 7 transitions
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 8 Pre rules applied. Total rules applied 1 place count 75 transition count 89
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 17 place count 67 transition count 89
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 24 place count 60 transition count 82
Iterating global reduction 0 with 7 rules applied. Total rules applied 31 place count 60 transition count 82
Applied a total of 31 rules in 8 ms. Remains 60 /82 variables (removed 22) and now considering 82/104 (removed 22) transitions.
[2026-05-24 04:06:00] [INFO ] Invariant cache hit.
[2026-05-24 04:06:00] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-05-24 04:06:00] [INFO ] Invariant cache hit.
[2026-05-24 04:06:00] [INFO ] State equation strengthened by 57 read => feed constraints.
[2026-05-24 04:06:00] [INFO ] Implicit Places using invariants and state equation in 70 ms returned [59]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 104 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 59/82 places, 82/104 transitions.
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 59 transition count 82
Applied a total of 2 rules in 8 ms. Remains 59 /59 variables (removed 0) and now considering 82/82 (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-16507267280189371473.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-154138606411349564.kers'
[2026-05-24 04:06:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16507267280189371473.kers, --Pflows, --basisKERS=/tmp/petrispot-output-154138606411349564.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 82 rows 58 cols 162 entries
Finished phase 1 with 58 SingleSign rule and 0 generalized
[2026-05-24 04:06:00] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-154138606411349564.kers
Total runtime 0 ms.
[2026-05-24 04:06:00] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-24 04:06:00] [INFO ] Invariant cache hit.
[2026-05-24 04:06:00] [INFO ] State equation strengthened by 43 read => feed constraints.
[2026-05-24 04:06:00] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 59/82 places, 82/104 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 210 ms. Remains : 59/82 places, 82/104 transitions.
[2026-05-24 04:06:00] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:00] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:00] [INFO ] Input system was already deterministic with 82 transitions.
[2026-05-24 04:06:00] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:00] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:00] [INFO ] Time to serialize gal into /tmp/CTLFireability1349910878942787084.gal : 0 ms
[2026-05-24 04:06:00] [INFO ] Time to serialize properties into /tmp/CTLFireability6061175068052087525.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability1349910878942787084.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6061175068052087525.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.35544e+07,0.180087,11372,2,3317,5,47720,6,0,310,28474,0


Converting to forward existential form...Done !
original formula: AG(EF((((p79==1)&&(p81==1))||((p29==1)&&(p81==1)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((p79==1)&&(p81==1))||((p29==1)&&(p81==1))))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t17, t19, t21, t23, t25, t26, t27, t29, t71, t72, t73, t74, t75, t76, t77, t78, t79, Interse...245
(forward)formula 0,0,1.66439,58556,1,0,121,288465,185,79,1818,273596,174
FORMULA DiscoveryGPU-PT-08a-CTLFireability-2024-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 82/82 places, 104/104 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 77 transition count 99
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 77 transition count 99
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 14 place count 73 transition count 95
Iterating global reduction 0 with 4 rules applied. Total rules applied 18 place count 73 transition count 95
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 22 place count 69 transition count 91
Iterating global reduction 0 with 4 rules applied. Total rules applied 26 place count 69 transition count 91
Applied a total of 26 rules in 9 ms. Remains 69 /82 variables (removed 13) and now considering 91/104 (removed 13) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8598045040206878516.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4598159159891458278.kers'
[2026-05-24 04:06:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8598045040206878516.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4598159159891458278.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 91 rows 67 cols 178 entries
Finished phase 1 with 67 SingleSign rule and 0 generalized
[2026-05-24 04:06:02] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-4598159159891458278.kers
Total runtime 1 ms.
[2026-05-24 04:06:02] [INFO ] Implicit Places using invariants in 34 ms returned []
[2026-05-24 04:06:02] [INFO ] Invariant cache hit.
[2026-05-24 04:06:02] [INFO ] State equation strengthened by 59 read => feed constraints.
[2026-05-24 04:06:02] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
Running 90 sub problems to find dead transitions.
[2026-05-24 04:06:02] [INFO ] Invariant cache hit.
[2026-05-24 04:06:02] [INFO ] State equation strengthened by 59 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/68 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 1 (OVERLAPS) 1/69 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/69 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 3 (OVERLAPS) 91/160 variables, 69/71 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 59/130 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/160 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 6 (OVERLAPS) 0/160 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 90 unsolved
No progress, stopping.
After SMT solving in domain Real declared 160/160 variables, and 130 constraints, problems are : Problem set: 0 solved, 90 unsolved in 2020 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 69/69 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 90/90 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 90 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/68 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 1 (OVERLAPS) 1/69 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/69 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 3 (OVERLAPS) 91/160 variables, 69/71 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 59/130 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/160 variables, 90/220 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/160 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 7 (OVERLAPS) 0/160 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 90 unsolved
No progress, stopping.
After SMT solving in domain Int declared 160/160 variables, and 220 constraints, problems are : Problem set: 0 solved, 90 unsolved in 2300 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 69/69 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 90/90 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4328ms problems are : Problem set: 0 solved, 90 unsolved
Search for dead transitions found 0 dead transitions in 4329ms
Starting structural reductions in LTL mode, iteration 1 : 69/82 places, 91/104 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4433 ms. Remains : 69/82 places, 91/104 transitions.
[2026-05-24 04:06:07] [INFO ] Flatten gal took : 7 ms
[2026-05-24 04:06:07] [INFO ] Flatten gal took : 4 ms
[2026-05-24 04:06:07] [INFO ] Input system was already deterministic with 91 transitions.
[2026-05-24 04:06:07] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:07] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:07] [INFO ] Time to serialize gal into /tmp/CTLFireability5543839701499813833.gal : 1 ms
[2026-05-24 04:06:07] [INFO ] Time to serialize properties into /tmp/CTLFireability10467193738878010718.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5543839701499813833.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10467193738878010718.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.36e+08,0.183953,11876,2,1209,5,48713,6,0,354,31208,0


Converting to forward existential form...Done !
original formula: EF((AG((p54==1)) + (((EX(((p39==0)||(p81==0))) * A((p11==1) U ((((p16==1)&&(p81==1))&&((p58==1)&&(p82==1))) + A((p0==1) U (p41==1))))) * ...263
=> equivalent forward existential formula: ([(FwdU(Init,TRUE) * !(E(TRUE U !((p54==1)))))] != FALSE + ([(EY((FwdU(Init,TRUE) * ((EX(((p39==0)||(p81==0))) *...1151
Reverse transition relation is NOT exact ! Due to transitions t12, t18, t22, t24, t26, t31, t35, t80, t81, t82, t83, t84, t85, t86, t87, t88, t89, t90, In...250
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
(forward)formula 0,1,4.51602,145652,1,0,851,799572,232,528,2261,1.05266e+06,977
FORMULA DiscoveryGPU-PT-08a-CTLFireability-2024-08 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 82/82 places, 104/104 transitions.
Graph (complete) has 227 edges and 82 vertex of which 75 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.2 ms
Discarding 7 places :
Also discarding 7 output transitions
Drop transitions (Output transitions of discarded places.) removed 7 transitions
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 1 place count 75 transition count 91
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 13 place count 69 transition count 91
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 19 place count 63 transition count 85
Iterating global reduction 0 with 6 rules applied. Total rules applied 25 place count 63 transition count 85
Applied a total of 25 rules in 18 ms. Remains 63 /82 variables (removed 19) and now considering 85/104 (removed 19) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6834212691273729274.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7850057469513134945.kers'
[2026-05-24 04:06:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6834212691273729274.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7850057469513134945.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 85 rows 61 cols 167 entries
Finished phase 1 with 61 SingleSign rule and 0 generalized
[2026-05-24 04:06:11] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7850057469513134945.kers
Total runtime 1 ms.
[2026-05-24 04:06:11] [INFO ] Implicit Places using invariants in 39 ms returned []
[2026-05-24 04:06:11] [INFO ] Invariant cache hit.
[2026-05-24 04:06:11] [INFO ] State equation strengthened by 58 read => feed constraints.
[2026-05-24 04:06:11] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
[2026-05-24 04:06:11] [INFO ] Redundant transitions in 1 ms returned []
Running 84 sub problems to find dead transitions.
[2026-05-24 04:06:11] [INFO ] Invariant cache hit.
[2026-05-24 04:06:11] [INFO ] State equation strengthened by 58 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (OVERLAPS) 1/63 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (OVERLAPS) 85/148 variables, 63/65 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/148 variables, 58/123 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/148 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (OVERLAPS) 0/148 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Real declared 148/148 variables, and 123 constraints, problems are : Problem set: 0 solved, 84 unsolved in 1997 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 63/63 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 84 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (OVERLAPS) 1/63 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (OVERLAPS) 85/148 variables, 63/65 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/148 variables, 58/123 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/148 variables, 84/207 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/148 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 7 (OVERLAPS) 0/148 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Int declared 148/148 variables, and 207 constraints, problems are : Problem set: 0 solved, 84 unsolved in 1801 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 63/63 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3805ms problems are : Problem set: 0 solved, 84 unsolved
Search for dead transitions found 0 dead transitions in 3806ms
Starting structural reductions in SI_CTL mode, iteration 1 : 63/82 places, 85/104 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 3932 ms. Remains : 63/82 places, 85/104 transitions.
[2026-05-24 04:06:15] [INFO ] Flatten gal took : 8 ms
[2026-05-24 04:06:15] [INFO ] Flatten gal took : 4 ms
[2026-05-24 04:06:15] [INFO ] Input system was already deterministic with 85 transitions.
[2026-05-24 04:06:15] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:15] [INFO ] Flatten gal took : 3 ms
[2026-05-24 04:06:15] [INFO ] Time to serialize gal into /tmp/CTLFireability3926558106100818576.gal : 1 ms
[2026-05-24 04:06:15] [INFO ] Time to serialize properties into /tmp/CTLFireability9558907117988938812.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3926558106100818576.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9558907117988938812.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,4.39091e+07,0.1309,9484,2,1309,5,33644,6,0,327,20681,0


Converting to forward existential form...Done !
original formula: E(EF(!(AF(((p22==1)&&(p81==1))))) U !(EF((E(((p17==1)&&(p81==1)) U ((p27==1)&&(p81==1))) * A((p56==1) U ((p43==1)&&(p82==1)))))))
=> equivalent forward existential formula: [(FwdU(Init,E(TRUE U !(!(EG(!(((p22==1)&&(p81==1)))))))) * !(E(TRUE U (E(((p17==1)&&(p81==1)) U ((p27==1)&&(p81=...280
Reverse transition relation is NOT exact ! Due to transitions t7, t20, t22, t24, t26, t28, t33, t72, t76, t77, t78, t79, t80, t81, t82, t83, t84, Intersec...244
(forward)formula 0,1,4.87735,156320,1,0,722,900926,214,395,2085,1.0699e+06,861
FORMULA DiscoveryGPU-PT-08a-CTLFireability-2024-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 82/82 places, 104/104 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 77 transition count 99
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 77 transition count 99
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 15 place count 72 transition count 94
Iterating global reduction 0 with 5 rules applied. Total rules applied 20 place count 72 transition count 94
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 24 place count 68 transition count 90
Iterating global reduction 0 with 4 rules applied. Total rules applied 28 place count 68 transition count 90
Applied a total of 28 rules in 5 ms. Remains 68 /82 variables (removed 14) and now considering 90/104 (removed 14) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5802954844606304064.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1289018115337188285.kers'
[2026-05-24 04:06:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5802954844606304064.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1289018115337188285.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 90 rows 66 cols 176 entries
Finished phase 1 with 66 SingleSign rule and 0 generalized
[2026-05-24 04:06:20] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1289018115337188285.kers
Total runtime 0 ms.
[2026-05-24 04:06:20] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-24 04:06:20] [INFO ] Invariant cache hit.
[2026-05-24 04:06:20] [INFO ] State equation strengthened by 59 read => feed constraints.
[2026-05-24 04:06:20] [INFO ] Implicit Places using invariants and state equation in 71 ms returned [67]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 108 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 67/82 places, 90/104 transitions.
Applied a total of 0 rules in 1 ms. Remains 67 /67 variables (removed 0) and now considering 90/90 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 114 ms. Remains : 67/82 places, 90/104 transitions.
[2026-05-24 04:06:20] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:20] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:20] [INFO ] Input system was already deterministic with 90 transitions.
[2026-05-24 04:06:20] [INFO ] Flatten gal took : 3 ms
[2026-05-24 04:06:20] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:20] [INFO ] Time to serialize gal into /tmp/CTLFireability2703930599137737782.gal : 0 ms
[2026-05-24 04:06:20] [INFO ] Time to serialize properties into /tmp/CTLFireability2043915291533249865.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability2703930599137737782.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2043915291533249865.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.2663e+08,0.188133,12076,2,2511,5,50264,6,0,347,29481,0


Converting to forward existential form...Done !
original formula: AX((!(A(AF(!(((p76==1)&&(p81==1)))) U !(EX(((p60==1)&&(p81==1)))))) * (A(AX(E(((p27==1)&&(p81==1)) U (p76==1))) U (EF((p41==1)) + AF((p71...192
=> equivalent forward existential formula: ([((EY(Init) * !(EG(!(!(EX(((p60==1)&&(p81==1)))))))) * !(E(!(!(EX(((p60==1)&&(p81==1))))) U (!(!(EG(!(!(((p76==...483
Reverse transition relation is NOT exact ! Due to transitions t23, t25, t27, t29, t30, t34, t79, t80, t81, t82, t83, t84, t85, t86, t87, t88, t89, Interse...245
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
(forward)formula 0,1,6.92124,206408,1,0,1008,1.15086e+06,231,632,2212,1.49756e+06,1198
FORMULA DiscoveryGPU-PT-08a-CTLFireability-2024-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 82/82 places, 104/104 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 76 transition count 98
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 76 transition count 98
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 17 place count 71 transition count 93
Iterating global reduction 0 with 5 rules applied. Total rules applied 22 place count 71 transition count 93
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 27 place count 66 transition count 88
Iterating global reduction 0 with 5 rules applied. Total rules applied 32 place count 66 transition count 88
Applied a total of 32 rules in 3 ms. Remains 66 /82 variables (removed 16) and now considering 88/104 (removed 16) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9880011327727687249.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1119458750624855775.kers'
[2026-05-24 04:06:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9880011327727687249.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1119458750624855775.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 88 rows 64 cols 174 entries
Finished phase 1 with 64 SingleSign rule and 0 generalized
[2026-05-24 04:06:27] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-1119458750624855775.kers
Total runtime 1 ms.
[2026-05-24 04:06:27] [INFO ] Implicit Places using invariants in 78 ms returned []
[2026-05-24 04:06:27] [INFO ] Invariant cache hit.
[2026-05-24 04:06:27] [INFO ] State equation strengthened by 59 read => feed constraints.
[2026-05-24 04:06:27] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 162 ms to find 0 implicit places.
Running 87 sub problems to find dead transitions.
[2026-05-24 04:06:27] [INFO ] Invariant cache hit.
[2026-05-24 04:06:27] [INFO ] State equation strengthened by 59 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 1 (OVERLAPS) 1/66 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 3 (OVERLAPS) 88/154 variables, 66/68 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 59/127 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 6 (OVERLAPS) 0/154 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 87 unsolved
No progress, stopping.
After SMT solving in domain Real declared 154/154 variables, and 127 constraints, problems are : Problem set: 0 solved, 87 unsolved in 1897 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 66/66 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 87/87 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 87 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 1 (OVERLAPS) 1/66 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 3 (OVERLAPS) 88/154 variables, 66/68 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 59/127 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 87/214 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 7 (OVERLAPS) 0/154 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 87 unsolved
No progress, stopping.
After SMT solving in domain Int declared 154/154 variables, and 214 constraints, problems are : Problem set: 0 solved, 87 unsolved in 1968 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 66/66 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 87/87 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3870ms problems are : Problem set: 0 solved, 87 unsolved
Search for dead transitions found 0 dead transitions in 3870ms
Starting structural reductions in LTL mode, iteration 1 : 66/82 places, 88/104 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4035 ms. Remains : 66/82 places, 88/104 transitions.
[2026-05-24 04:06:31] [INFO ] Flatten gal took : 7 ms
[2026-05-24 04:06:31] [INFO ] Flatten gal took : 5 ms
[2026-05-24 04:06:31] [INFO ] Input system was already deterministic with 88 transitions.
[2026-05-24 04:06:31] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:31] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:31] [INFO ] Time to serialize gal into /tmp/CTLFireability763767973887468607.gal : 0 ms
[2026-05-24 04:06:31] [INFO ] Time to serialize properties into /tmp/CTLFireability2731102524289492184.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability763767973887468607.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2731102524289492184.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.18989e+08,0.156976,10824,2,1894,5,42385,6,0,341,28335,0


Converting to forward existential form...Done !
original formula: E(((EF(EX((p46==1))) + EX(!(((((p55==1)&&(p81==1))&&((p72==1)&&(p81==1))) + E(((p10==1)&&(p81==1)) U (p78==1)))))) + (((p3==1)&&(p82==1))...246
=> equivalent forward existential formula: [(FwdU(Init,((E(TRUE U EX((p46==1))) + EX(!(((((p55==1)&&(p81==1))&&((p72==1)&&(p81==1))) + E(((p10==1)&&(p81==1...298
Reverse transition relation is NOT exact ! Due to transitions t23, t25, t27, t30, t32, t34, t69, t73, t75, t79, t80, t81, t82, t83, t84, t85, t86, t87, In...250
(forward)formula 0,1,4.61999,135216,1,0,341,707642,213,250,2116,840171,449
FORMULA DiscoveryGPU-PT-08a-CTLFireability-2024-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 82/82 places, 104/104 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 76 transition count 98
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 76 transition count 98
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 18 place count 70 transition count 92
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 70 transition count 92
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 29 place count 65 transition count 87
Iterating global reduction 0 with 5 rules applied. Total rules applied 34 place count 65 transition count 87
Applied a total of 34 rules in 9 ms. Remains 65 /82 variables (removed 17) and now considering 87/104 (removed 17) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4750604829782616528.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4284605382693280874.kers'
[2026-05-24 04:06:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4750604829782616528.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4284605382693280874.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 87 rows 63 cols 171 entries
Finished phase 1 with 63 SingleSign rule and 0 generalized
[2026-05-24 04:06:36] [INFO ] Computed 2 invariants in 1 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4284605382693280874.kers
Total runtime 1 ms.
[2026-05-24 04:06:36] [INFO ] Implicit Places using invariants in 48 ms returned []
[2026-05-24 04:06:36] [INFO ] Invariant cache hit.
[2026-05-24 04:06:36] [INFO ] State equation strengthened by 58 read => feed constraints.
[2026-05-24 04:06:36] [INFO ] Implicit Places using invariants and state equation in 79 ms returned [64]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 129 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/82 places, 87/104 transitions.
Applied a total of 0 rules in 0 ms. Remains 64 /64 variables (removed 0) and now considering 87/87 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 139 ms. Remains : 64/82 places, 87/104 transitions.
[2026-05-24 04:06:36] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:36] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:36] [INFO ] Input system was already deterministic with 87 transitions.
[2026-05-24 04:06:36] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:36] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:36] [INFO ] Time to serialize gal into /tmp/CTLFireability8299623911561769866.gal : 0 ms
[2026-05-24 04:06:36] [INFO ] Time to serialize properties into /tmp/CTLFireability17851604095347277300.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability8299623911561769866.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17851604095347277300.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.07909e+08,0.342374,17244,2,4541,5,83083,6,0,333,52896,0


Converting to forward existential form...Done !
original formula: EG(EF(AX((p21==1))))
=> equivalent forward existential formula: [FwdG(Init,E(TRUE U !(EX(!((p21==1))))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t20, t22, t24, t26, t28, t31, t33, t77, t78, t79, t80, t81, t82, t83, t84, t85, t86, Interse...245
(forward)formula 0,1,7.43678,204860,1,0,189,1.10987e+06,200,118,2144,1.08602e+06,268
FORMULA DiscoveryGPU-PT-08a-CTLFireability-2024-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 82/82 places, 104/104 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 75 transition count 97
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 75 transition count 97
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 21 place count 68 transition count 90
Iterating global reduction 0 with 7 rules applied. Total rules applied 28 place count 68 transition count 90
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 34 place count 62 transition count 84
Iterating global reduction 0 with 6 rules applied. Total rules applied 40 place count 62 transition count 84
Applied a total of 40 rules in 7 ms. Remains 62 /82 variables (removed 20) and now considering 84/104 (removed 20) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2296631223219272643.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12822944047344873565.kers'
[2026-05-24 04:06:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2296631223219272643.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12822944047344873565.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 84 rows 60 cols 166 entries
Finished phase 1 with 60 SingleSign rule and 0 generalized
[2026-05-24 04:06:43] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12822944047344873565.kers
Total runtime 1 ms.
[2026-05-24 04:06:44] [INFO ] Implicit Places using invariants in 71 ms returned []
[2026-05-24 04:06:44] [INFO ] Invariant cache hit.
[2026-05-24 04:06:44] [INFO ] State equation strengthened by 57 read => feed constraints.
[2026-05-24 04:06:44] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 134 ms to find 0 implicit places.
Running 83 sub problems to find dead transitions.
[2026-05-24 04:06:44] [INFO ] Invariant cache hit.
[2026-05-24 04:06:44] [INFO ] State equation strengthened by 57 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 1 (OVERLAPS) 1/62 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 3 (OVERLAPS) 84/146 variables, 62/64 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/146 variables, 57/121 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/146 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 6 (OVERLAPS) 0/146 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 83 unsolved
No progress, stopping.
After SMT solving in domain Real declared 146/146 variables, and 121 constraints, problems are : Problem set: 0 solved, 83 unsolved in 1790 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 62/62 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 83/83 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 83 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 1 (OVERLAPS) 1/62 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 3 (OVERLAPS) 84/146 variables, 62/64 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/146 variables, 57/121 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/146 variables, 83/204 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/146 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 7 (OVERLAPS) 0/146 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 83 unsolved
No progress, stopping.
After SMT solving in domain Int declared 146/146 variables, and 204 constraints, problems are : Problem set: 0 solved, 83 unsolved in 1923 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 62/62 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 83/83 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3727ms problems are : Problem set: 0 solved, 83 unsolved
Search for dead transitions found 0 dead transitions in 3727ms
Starting structural reductions in LTL mode, iteration 1 : 62/82 places, 84/104 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3870 ms. Remains : 62/82 places, 84/104 transitions.
[2026-05-24 04:06:47] [INFO ] Flatten gal took : 5 ms
[2026-05-24 04:06:47] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:47] [INFO ] Input system was already deterministic with 84 transitions.
[2026-05-24 04:06:47] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:47] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:47] [INFO ] Time to serialize gal into /tmp/CTLFireability18161828739324621226.gal : 0 ms
[2026-05-24 04:06:47] [INFO ] Time to serialize properties into /tmp/CTLFireability5546577019536561057.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability18161828739324621226.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5546577019536561057.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,9.0964e+07,0.155312,10608,2,1519,5,41341,6,0,321,25034,0


Converting to forward existential form...Done !
original formula: !(E(AX((((p19==1)&&(p81==1)) + EF(((p34==1)&&(p82==1))))) U ((p38==1)&&(p82==1))))
=> equivalent forward existential formula: [(FwdU(Init,!(EX(!((((p19==1)&&(p81==1)) + E(TRUE U ((p34==1)&&(p82==1)))))))) * ((p38==1)&&(p82==1)))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t19, t21, t23, t25, t27, t28, t30, t32, t75, t76, t77, t78, t79, t80, t81, t82, t83, Interse...245
(forward)formula 0,0,3.43345,111956,1,0,334,552611,195,227,1982,700009,397
FORMULA DiscoveryGPU-PT-08a-CTLFireability-2024-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 82/82 places, 104/104 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 77 transition count 99
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 77 transition count 99
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 13 place count 74 transition count 96
Iterating global reduction 0 with 3 rules applied. Total rules applied 16 place count 74 transition count 96
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 72 transition count 94
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 72 transition count 94
Applied a total of 20 rules in 5 ms. Remains 72 /82 variables (removed 10) and now considering 94/104 (removed 10) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16871211391508757133.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3506316501897051130.kers'
[2026-05-24 04:06:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16871211391508757133.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3506316501897051130.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 94 rows 70 cols 184 entries
Finished phase 1 with 70 SingleSign rule and 0 generalized
[2026-05-24 04:06:51] [INFO ] Computed 2 invariants in 1 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3506316501897051130.kers
Total runtime 2 ms.
[2026-05-24 04:06:51] [INFO ] Implicit Places using invariants in 46 ms returned []
[2026-05-24 04:06:51] [INFO ] Invariant cache hit.
[2026-05-24 04:06:51] [INFO ] State equation strengthened by 61 read => feed constraints.
[2026-05-24 04:06:51] [INFO ] Implicit Places using invariants and state equation in 84 ms returned [71]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 132 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 71/82 places, 94/104 transitions.
Applied a total of 0 rules in 0 ms. Remains 71 /71 variables (removed 0) and now considering 94/94 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 137 ms. Remains : 71/82 places, 94/104 transitions.
[2026-05-24 04:06:51] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:51] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:51] [INFO ] Input system was already deterministic with 94 transitions.
[2026-05-24 04:06:51] [INFO ] Flatten gal took : 1 ms
[2026-05-24 04:06:51] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:06:51] [INFO ] Time to serialize gal into /tmp/CTLFireability18209522931667192741.gal : 1 ms
[2026-05-24 04:06:51] [INFO ] Time to serialize properties into /tmp/CTLFireability8838520830750225852.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability18209522931667192741.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8838520830750225852.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.58984e+08,0.14956,10764,2,2202,5,40490,6,0,367,24021,0


Converting to forward existential form...Done !
original formula: AF(E(((EX(((p40==1)&&(p81==1))) + E(AF((p51==1)) U ((p12==1)&&(p81==1)))) + (((!(((p53==1)&&(p67==1))&&(p81==1)))&&(!((p22==1)&&(p81==1))...205
=> equivalent forward existential formula: [FwdG(Init,!(E(((EX(((p40==1)&&(p81==1))) + E(!(EG(!((p51==1)))) U ((p12==1)&&(p81==1)))) + (((!(((p53==1)&&(p67...274
Reverse transition relation is NOT exact ! Due to transitions t27, t31, t34, t36, t76, t78, t79, t83, t84, t85, t86, t87, t88, t89, t90, t91, t92, t93, In...250
(forward)formula 0,0,5.77144,197172,1,0,546,1.10031e+06,229,306,2353,1.42618e+06,658
FORMULA DiscoveryGPU-PT-08a-CTLFireability-2024-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 82/82 places, 104/104 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 75 transition count 97
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 75 transition count 97
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 21 place count 68 transition count 90
Iterating global reduction 0 with 7 rules applied. Total rules applied 28 place count 68 transition count 90
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 33 place count 63 transition count 85
Iterating global reduction 0 with 5 rules applied. Total rules applied 38 place count 63 transition count 85
Applied a total of 38 rules in 1 ms. Remains 63 /82 variables (removed 19) and now considering 85/104 (removed 19) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17190930708003171040.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9960196095660023992.kers'
[2026-05-24 04:06:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17190930708003171040.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9960196095660023992.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 85 rows 61 cols 168 entries
Finished phase 1 with 61 SingleSign rule and 0 generalized
[2026-05-24 04:06:57] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9960196095660023992.kers
Total runtime 1 ms.
[2026-05-24 04:06:57] [INFO ] Implicit Places using invariants in 42 ms returned []
[2026-05-24 04:06:57] [INFO ] Invariant cache hit.
[2026-05-24 04:06:57] [INFO ] State equation strengthened by 57 read => feed constraints.
[2026-05-24 04:06:57] [INFO ] Implicit Places using invariants and state equation in 125 ms returned []
Implicit Place search using SMT with State Equation took 169 ms to find 0 implicit places.
Running 84 sub problems to find dead transitions.
[2026-05-24 04:06:57] [INFO ] Invariant cache hit.
[2026-05-24 04:06:57] [INFO ] State equation strengthened by 57 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (OVERLAPS) 1/63 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (OVERLAPS) 85/148 variables, 63/65 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/148 variables, 57/122 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/148 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (OVERLAPS) 0/148 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Real declared 148/148 variables, and 122 constraints, problems are : Problem set: 0 solved, 84 unsolved in 1917 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 63/63 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 84 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (OVERLAPS) 1/63 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (OVERLAPS) 85/148 variables, 63/65 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/148 variables, 57/122 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/148 variables, 84/206 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/148 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 7 (OVERLAPS) 0/148 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Int declared 148/148 variables, and 206 constraints, problems are : Problem set: 0 solved, 84 unsolved in 1915 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 63/63 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3876ms problems are : Problem set: 0 solved, 84 unsolved
Search for dead transitions found 0 dead transitions in 3876ms
Starting structural reductions in LTL mode, iteration 1 : 63/82 places, 85/104 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4048 ms. Remains : 63/82 places, 85/104 transitions.
[2026-05-24 04:07:01] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:07:01] [INFO ] Flatten gal took : 1 ms
[2026-05-24 04:07:01] [INFO ] Input system was already deterministic with 85 transitions.
[2026-05-24 04:07:01] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:07:01] [INFO ] Flatten gal took : 1 ms
[2026-05-24 04:07:01] [INFO ] Time to serialize gal into /tmp/CTLFireability999693984743444460.gal : 0 ms
[2026-05-24 04:07:01] [INFO ] Time to serialize properties into /tmp/CTLFireability10783876885747410612.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability999693984743444460.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10783876885747410612.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,9.86767e+07,0.258794,14912,2,2066,5,69959,6,0,326,43602,0


Converting to forward existential form...Done !
original formula: E(((p26==1)&&(p81==1)) U (AF(!((((!((p55==1)&&(p81==1)))||((p38==1)&&(p82==1)))||(p46==1)))) + EX(E(((!((p39==1)&&(p81==1)))&&((p73==1)||...180
=> equivalent forward existential formula: ([(FwdU(Init,((p26==1)&&(p81==1))) * !(EG(!(!((((!((p55==1)&&(p81==1)))||((p38==1)&&(p82==1)))||(p46==1)))))))] ...280
Reverse transition relation is NOT exact ! Due to transitions t1, t16, t22, t24, t26, t28, t29, t31, t33, t76, t77, t78, t79, t80, t81, t82, t83, t84, Int...249
Hit Full ! (commute/partial/dont) 42/41/43
Hit Full ! (commute/partial/dont) 38/42/47
(forward)formula 0,0,5.65387,175260,1,0,489,966549,207,259,2031,1.27481e+06,594
FORMULA DiscoveryGPU-PT-08a-CTLFireability-2024-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-24 04:07:07] [INFO ] Flatten gal took : 2 ms
[2026-05-24 04:07:07] [INFO ] Flatten gal took : 2 ms
Total runtime 97981 ms.

BK_STOP 1779595627075

--------------------
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
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -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 CTLFireability -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="DiscoveryGPU-PT-08a"
export BK_EXAMINATION="CTLFireability"
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 DiscoveryGPU-PT-08a, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r098-tall-177955695400266"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DiscoveryGPU-PT-08a.tgz
mv DiscoveryGPU-PT-08a execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;