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-177955695600588.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 DLCround-PT-08a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695600588
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 900K
-rw-r--r-- 1 mcc users 4.6K Mar 6 17:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 42K Mar 6 17:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Mar 6 17:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 6 17:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 09:24 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Mar 15 09:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 09:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 09:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 6 17:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 112K Mar 6 17:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Mar 6 17:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K Mar 6 17:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:24 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 479K 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 DLCround-PT-08a-LTLFireability-00
FORMULA_NAME DLCround-PT-08a-LTLFireability-01
FORMULA_NAME DLCround-PT-08a-LTLFireability-02
FORMULA_NAME DLCround-PT-08a-LTLFireability-03
FORMULA_NAME DLCround-PT-08a-LTLFireability-04
FORMULA_NAME DLCround-PT-08a-LTLFireability-05
FORMULA_NAME DLCround-PT-08a-LTLFireability-06
FORMULA_NAME DLCround-PT-08a-LTLFireability-07
FORMULA_NAME DLCround-PT-08a-LTLFireability-08
FORMULA_NAME DLCround-PT-08a-LTLFireability-09
FORMULA_NAME DLCround-PT-08a-LTLFireability-10
FORMULA_NAME DLCround-PT-08a-LTLFireability-11
FORMULA_NAME DLCround-PT-08a-LTLFireability-12
FORMULA_NAME DLCround-PT-08a-LTLFireability-13
FORMULA_NAME DLCround-PT-08a-LTLFireability-14
FORMULA_NAME DLCround-PT-08a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779636116813

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCround-PT-08a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-24 15:21:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 15:21:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 15:21:58] [INFO ] Load time of PNML (sax parser for PT used): 136 ms
[2026-05-24 15:21:58] [INFO ] Transformed 263 places.
[2026-05-24 15:21:58] [INFO ] Transformed 1907 transitions.
[2026-05-24 15:21:58] [INFO ] Found NUPN structural information;
[2026-05-24 15:21:58] [INFO ] Parsed PT model containing 263 places and 1907 transitions and 7354 arcs in 236 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Ensure Unique test removed 187 transitions
Reduce redundant transitions removed 187 transitions.
FORMULA DLCround-PT-08a-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 55 out of 263 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 263/263 places, 1720/1720 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 245 transition count 1492
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 245 transition count 1492
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 40 place count 245 transition count 1488
Drop transitions (Redundant composition of simpler transitions.) removed 468 transitions
Redundant transition composition rules discarded 468 transitions
Iterating global reduction 1 with 468 rules applied. Total rules applied 508 place count 245 transition count 1020
Applied a total of 508 rules in 93 ms. Remains 245 /263 variables (removed 18) and now considering 1020/1720 (removed 700) transitions.
[2026-05-24 15:21:58] [INFO ] Flow matrix only has 164 transitions (discarded 856 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5324038889463604925.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1307183066362517948.kers'
[2026-05-24 15:21:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5324038889463604925.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1307183066362517948.kers]
Normalized transition count is 163 out of 164 initially.
Culling duplicate invariants (modulo rational): removing 144 columns.
Culled 144 columns in 0 ms.
// Phase 1: matrix 163 rows 101 cols 338 entries
Finished phase 1 with 88 SingleSign rule and 0 generalized
[2026-05-24 15:21:58] [INFO ] Computed 157 invariants in 0 ms
Computed 157 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-1307183066362517948.kers
Total runtime 1 ms.
[2026-05-24 15:21:59] [INFO ] Implicit Places using invariants in 715 ms returned [101, 102, 104, 105, 106, 108, 109, 111, 112, 113, 114, 115, 117, 118, 119, 121, 122, 123, 124, 126, 127, 128, 129, 130, 131, 134, 135, 136, 137, 138, 140, 141, 142, 143, 145, 147, 148, 149, 150, 151, 152, 153, 155, 157, 158, 159, 160, 163, 165, 166, 168, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 182, 184, 185, 186, 187, 188, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 203, 205, 206, 207, 208, 209, 210, 211, 212, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 232, 233, 234, 236, 237, 238, 239, 240, 242, 243, 244]
Discarding 117 places :
Ensure Unique test removed 644 transitions
Reduce isomorphic transitions removed 644 transitions.
Implicit Place search using SMT only with invariants took 757 ms to find 117 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 128/263 places, 376/1720 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 161 transitions
Redundant transition composition rules discarded 161 transitions
Iterating global reduction 0 with 161 rules applied. Total rules applied 161 place count 128 transition count 215
Applied a total of 161 rules in 8 ms. Remains 128 /128 variables (removed 0) and now considering 215/376 (removed 161) transitions.
[2026-05-24 15:21:59] [INFO ] Flow matrix only has 164 transitions (discarded 51 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3916690351210528987.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12247438114786882209.kers'
[2026-05-24 15:21:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3916690351210528987.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12247438114786882209.kers]
Normalized transition count is 163 out of 164 initially.
Culling duplicate invariants (modulo rational): removing 27 columns.
Culled 27 columns in 0 ms.
// Phase 1: matrix 163 rows 101 cols 338 entries
Finished phase 1 with 88 SingleSign rule and 0 generalized
[2026-05-24 15:21:59] [INFO ] Computed 40 invariants in 0 ms
Computed 40 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12247438114786882209.kers
Total runtime 1 ms.
[2026-05-24 15:21:59] [INFO ] Implicit Places using invariants in 52 ms returned []
[2026-05-24 15:21:59] [INFO ] Flow matrix only has 164 transitions (discarded 51 similar events)
[2026-05-24 15:21:59] [INFO ] Invariant cache hit.
[2026-05-24 15:21:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:21:59] [INFO ] Implicit Places using invariants and state equation in 79 ms returned []
Implicit Place search using SMT with State Equation took 133 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 128/263 places, 215/1720 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1006 ms. Remains : 128/263 places, 215/1720 transitions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 215/215 transitions.
Applied a total of 0 rules in 2 ms. Remains 128 /128 variables (removed 0) and now considering 215/215 (removed 0) transitions.
[2026-05-24 15:21:59] [INFO ] Flow matrix only has 164 transitions (discarded 51 similar events)
[2026-05-24 15:21:59] [INFO ] Invariant cache hit.
[2026-05-24 15:21:59] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-24 15:21:59] [INFO ] Flow matrix only has 164 transitions (discarded 51 similar events)
[2026-05-24 15:21:59] [INFO ] Invariant cache hit.
[2026-05-24 15:21:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:21:59] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 110 ms to find 0 implicit places.
Running 214 sub problems to find dead transitions.
[2026-05-24 15:21:59] [INFO ] Flow matrix only has 164 transitions (discarded 51 similar events)
[2026-05-24 15:21:59] [INFO ] Invariant cache hit.
[2026-05-24 15:21:59] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 1 (OVERLAPS) 1/101 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 3 (OVERLAPS) 27/128 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 5 (OVERLAPS) 163/291 variables, 128/168 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 7 (OVERLAPS) 1/292 variables, 1/169 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/292 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 9 (OVERLAPS) 0/292 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 214 unsolved
No progress, stopping.
After SMT solving in domain Real declared 292/292 variables, and 169 constraints, problems are : Problem set: 0 solved, 214 unsolved in 10577 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, State Equation: 128/128 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 214/214 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 214 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 1 (OVERLAPS) 1/101 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 3 (OVERLAPS) 27/128 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 5 (OVERLAPS) 163/291 variables, 128/168 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 214/382 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 8 (OVERLAPS) 1/292 variables, 1/383 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/292 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 10 (OVERLAPS) 0/292 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 214 unsolved
No progress, stopping.
After SMT solving in domain Int declared 292/292 variables, and 383 constraints, problems are : Problem set: 0 solved, 214 unsolved in 9971 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, State Equation: 128/128 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 214/214 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 20610ms problems are : Problem set: 0 solved, 214 unsolved
Search for dead transitions found 0 dead transitions in 20629ms
Finished structural reductions in LTL mode , in 1 iterations and 20757 ms. Remains : 128/128 places, 215/215 transitions.
Support contains 55 out of 128 places after structural reductions.
[2026-05-24 15:22:20] [INFO ] Flatten gal took : 31 ms
[2026-05-24 15:22:20] [INFO ] Flatten gal took : 12 ms
[2026-05-24 15:22:20] [INFO ] Input system was already deterministic with 215 transitions.
Support contains 53 out of 128 places (down from 55) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 33 to 32
RANDOM walk for 2051 steps (0 resets) in 146 ms. (13 steps per ms) remains 0/32 properties
FORMULA DLCround-PT-08a-LTLFireability-03 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 28 stabilizing places and 1 stable transitions
Graph (complete) has 254 edges and 128 vertex of which 101 are kept as prefixes of interest. Removing 27 places using SCC suffix rule.9 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((!X(X((p0 U p1))) U !(p2 U (p3 U p0))))))'
Support contains 7 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 215/215 transitions.
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 104 transition count 215
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 32 place count 96 transition count 199
Iterating global reduction 1 with 8 rules applied. Total rules applied 40 place count 96 transition count 199
Applied a total of 40 rules in 4 ms. Remains 96 /128 variables (removed 32) and now considering 199/215 (removed 16) transitions.
[2026-05-24 15:22:20] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4457247247575221536.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9809130728649244846.kers'
[2026-05-24 15:22:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4457247247575221536.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9809130728649244846.kers]
Normalized transition count is 155 out of 156 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 155 rows 93 cols 322 entries
Finished phase 1 with 80 SingleSign rule and 0 generalized
[2026-05-24 15:22:20] [INFO ] Computed 16 invariants in 0 ms
Computed 16 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9809130728649244846.kers
Total runtime 0 ms.
[2026-05-24 15:22:21] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-24 15:22:21] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
[2026-05-24 15:22:21] [INFO ] Invariant cache hit.
[2026-05-24 15:22:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:22:21] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Running 198 sub problems to find dead transitions.
[2026-05-24 15:22:21] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
[2026-05-24 15:22:21] [INFO ] Invariant cache hit.
[2026-05-24 15:22:21] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/93 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/93 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 3/96 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/96 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 155/251 variables, 96/112 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/251 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 7 (OVERLAPS) 1/252 variables, 1/113 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/252 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 9 (OVERLAPS) 0/252 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 252/252 variables, and 113 constraints, problems are : Problem set: 0 solved, 198 unsolved in 7884 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 96/96 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/93 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/93 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 3/96 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/96 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 155/251 variables, 96/112 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/251 variables, 198/310 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/251 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 8 (OVERLAPS) 1/252 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/252 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 10 (OVERLAPS) 0/252 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Int declared 252/252 variables, and 311 constraints, problems are : Problem set: 0 solved, 198 unsolved in 7335 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 96/96 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15239ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 15241ms
Starting structural reductions in LTL mode, iteration 1 : 96/128 places, 199/215 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15331 ms. Remains : 96/128 places, 199/215 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((!X(X((p0 U p1))) U !(p2 U (p3 U p0))))))'
Stuttering acceptance computed with spot in 737 ms :[p0, (AND p0 p1), p0, p0, (AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Running random walk in product with property : DLCround-PT-08a-LTLFireability-00
Stuttering criterion allowed to conclude after 75 steps with 2 reset in 2 ms.
FORMULA DLCround-PT-08a-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-08a-LTLFireability-00 finished in 16211 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((p0||(X(p1)&&G(p2)))) U X(X(!p2))))'
Support contains 6 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 215/215 transitions.
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 104 transition count 215
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 31 place count 97 transition count 201
Iterating global reduction 1 with 7 rules applied. Total rules applied 38 place count 97 transition count 201
Applied a total of 38 rules in 3 ms. Remains 97 /128 variables (removed 31) and now considering 201/215 (removed 14) transitions.
[2026-05-24 15:22:37] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5424104524448509361.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18248318964948969651.kers'
[2026-05-24 15:22:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5424104524448509361.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18248318964948969651.kers]
Normalized transition count is 156 out of 157 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 156 rows 94 cols 324 entries
Finished phase 1 with 81 SingleSign rule and 0 generalized
[2026-05-24 15:22:37] [INFO ] Computed 16 invariants in 0 ms
Computed 16 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-18248318964948969651.kers
Total runtime 1 ms.
[2026-05-24 15:22:37] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-05-24 15:22:37] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
[2026-05-24 15:22:37] [INFO ] Invariant cache hit.
[2026-05-24 15:22:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:22:37] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 131 ms to find 0 implicit places.
Running 200 sub problems to find dead transitions.
[2026-05-24 15:22:37] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
[2026-05-24 15:22:37] [INFO ] Invariant cache hit.
[2026-05-24 15:22:37] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/94 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (OVERLAPS) 3/97 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (OVERLAPS) 156/253 variables, 97/113 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 7 (OVERLAPS) 1/254 variables, 1/114 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/254 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 9 (OVERLAPS) 0/254 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 200 unsolved
No progress, stopping.
After SMT solving in domain Real declared 254/254 variables, and 114 constraints, problems are : Problem set: 0 solved, 200 unsolved in 8047 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 97/97 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 200 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/94 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (OVERLAPS) 3/97 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (OVERLAPS) 156/253 variables, 97/113 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 200/313 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/253 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 8 (OVERLAPS) 1/254 variables, 1/314 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/254 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 10 (OVERLAPS) 0/254 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 200 unsolved
No progress, stopping.
After SMT solving in domain Int declared 254/254 variables, and 314 constraints, problems are : Problem set: 0 solved, 200 unsolved in 7446 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 97/97 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15515ms problems are : Problem set: 0 solved, 200 unsolved
Search for dead transitions found 0 dead transitions in 15516ms
Starting structural reductions in LTL mode, iteration 1 : 97/128 places, 201/215 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15650 ms. Remains : 97/128 places, 201/215 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((p0||(X(p1)&&G(p2)))) U X(X(!p2))))'
Stuttering acceptance computed with spot in 363 ms :[(OR (NOT p0) p2), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (NOT p1)), p2, p2, p2, true, p2, p2]
Running random walk in product with property : DLCround-PT-08a-LTLFireability-02
Entered a terminal (fully accepting) state of product in 5 steps with 1 reset in 0 ms.
FORMULA DLCround-PT-08a-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-08a-LTLFireability-02 finished in 16069 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(X((X(p1)||G(p2))))))'
Support contains 6 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 215/215 transitions.
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 104 transition count 215
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 30 place count 98 transition count 203
Iterating global reduction 1 with 6 rules applied. Total rules applied 36 place count 98 transition count 203
Applied a total of 36 rules in 3 ms. Remains 98 /128 variables (removed 30) and now considering 203/215 (removed 12) transitions.
[2026-05-24 15:22:53] [INFO ] Flow matrix only has 158 transitions (discarded 45 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7979023971154852586.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2695893593716576427.kers'
[2026-05-24 15:22:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7979023971154852586.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2695893593716576427.kers]
Normalized transition count is 157 out of 158 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 157 rows 95 cols 326 entries
Finished phase 1 with 82 SingleSign rule and 0 generalized
[2026-05-24 15:22:53] [INFO ] Computed 16 invariants in 0 ms
Computed 16 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2695893593716576427.kers
Total runtime 0 ms.
[2026-05-24 15:22:53] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-24 15:22:53] [INFO ] Flow matrix only has 158 transitions (discarded 45 similar events)
[2026-05-24 15:22:53] [INFO ] Invariant cache hit.
[2026-05-24 15:22:53] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:22:53] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
Running 202 sub problems to find dead transitions.
[2026-05-24 15:22:53] [INFO ] Flow matrix only has 158 transitions (discarded 45 similar events)
[2026-05-24 15:22:53] [INFO ] Invariant cache hit.
[2026-05-24 15:22:53] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/94 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (OVERLAPS) 1/95 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (OVERLAPS) 3/98 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/98 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (OVERLAPS) 157/255 variables, 98/114 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/255 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 7 (OVERLAPS) 1/256 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/256 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 9 (OVERLAPS) 0/256 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Real declared 256/256 variables, and 115 constraints, problems are : Problem set: 0 solved, 202 unsolved in 8672 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 98/98 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 202 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/94 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (OVERLAPS) 1/95 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (OVERLAPS) 3/98 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/98 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (OVERLAPS) 157/255 variables, 98/114 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/255 variables, 202/316 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/255 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 8 (OVERLAPS) 1/256 variables, 1/317 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/256 variables, 0/317 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 10 (OVERLAPS) 0/256 variables, 0/317 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Int declared 256/256 variables, and 317 constraints, problems are : Problem set: 0 solved, 202 unsolved in 7446 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 98/98 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 16133ms problems are : Problem set: 0 solved, 202 unsolved
Search for dead transitions found 0 dead transitions in 16133ms
Starting structural reductions in LTL mode, iteration 1 : 98/128 places, 203/215 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16235 ms. Remains : 98/128 places, 203/215 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(X((X(p1)||G(p2))))))'
Stuttering acceptance computed with spot in 491 ms :[true, (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2) (NOT p0)), (NOT p2), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2))]
Running random walk in product with property : DLCround-PT-08a-LTLFireability-04
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA DLCround-PT-08a-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-08a-LTLFireability-04 finished in 16762 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 215/215 transitions.
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 0 with 26 rules applied. Total rules applied 26 place count 102 transition count 215
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 34 place count 94 transition count 199
Iterating global reduction 1 with 8 rules applied. Total rules applied 42 place count 94 transition count 199
Applied a total of 42 rules in 2 ms. Remains 94 /128 variables (removed 34) and now considering 199/215 (removed 16) transitions.
[2026-05-24 15:23:09] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9609223523431735428.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16454522528209535752.kers'
[2026-05-24 15:23:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9609223523431735428.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16454522528209535752.kers]
Normalized transition count is 155 out of 156 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 155 rows 93 cols 322 entries
Finished phase 1 with 80 SingleSign rule and 0 generalized
[2026-05-24 15:23:09] [INFO ] Computed 14 invariants in 0 ms
Computed 14 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16454522528209535752.kers
Total runtime 1 ms.
[2026-05-24 15:23:09] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-24 15:23:09] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
[2026-05-24 15:23:09] [INFO ] Invariant cache hit.
[2026-05-24 15:23:10] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:23:10] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 109 ms to find 0 implicit places.
Running 198 sub problems to find dead transitions.
[2026-05-24 15:23:10] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
[2026-05-24 15:23:10] [INFO ] Invariant cache hit.
[2026-05-24 15:23:10] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/93 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/93 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 1/94 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 155/249 variables, 94/108 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 7 (OVERLAPS) 1/250 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 9 (OVERLAPS) 0/250 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 250/250 variables, and 109 constraints, problems are : Problem set: 0 solved, 198 unsolved in 7742 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 94/94 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/93 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/93 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 1/94 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 155/249 variables, 94/108 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 198/306 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 8 (OVERLAPS) 1/250 variables, 1/307 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 10 (OVERLAPS) 0/250 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Int declared 250/250 variables, and 307 constraints, problems are : Problem set: 0 solved, 198 unsolved in 7143 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 94/94 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14896ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 14897ms
Starting structural reductions in LTL mode, iteration 1 : 94/128 places, 199/215 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15009 ms. Remains : 94/128 places, 199/215 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Stuttering acceptance computed with spot in 134 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DLCround-PT-08a-LTLFireability-05
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCround-PT-08a-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-08a-LTLFireability-05 finished in 15177 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 128 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 128/128 places, 215/215 transitions.
Graph (trivial) has 208 edges and 128 vertex of which 95 / 128 are part of one of the 12 SCC in 8 ms
Free SCC test removed 83 places
Ensure Unique test removed 193 transitions
Reduce isomorphic transitions removed 193 transitions.
Graph (complete) has 61 edges and 45 vertex of which 19 are kept as prefixes of interest. Removing 26 places using SCC suffix rule.0 ms
Discarding 26 places :
Also discarding 0 output transitions
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 19 transition count 20
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 7 place count 17 transition count 19
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 18 place count 6 transition count 8
Iterating global reduction 2 with 11 rules applied. Total rules applied 29 place count 6 transition count 8
Applied a total of 29 rules in 21 ms. Remains 6 /128 variables (removed 122) and now considering 8/215 (removed 207) transitions.
[2026-05-24 15:23:25] [INFO ] Flow matrix only has 6 transitions (discarded 2 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10435738333502384501.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10932865279046769526.kers'
[2026-05-24 15:23:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10435738333502384501.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10932865279046769526.kers]
Normalized transition count is 5 out of 6 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 5 rows 4 cols 10 entries
Finished phase 1 with 3 SingleSign rule and 0 generalized
[2026-05-24 15:23:25] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10932865279046769526.kers
Total runtime 0 ms.
[2026-05-24 15:23:25] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-24 15:23:25] [INFO ] Flow matrix only has 6 transitions (discarded 2 similar events)
[2026-05-24 15:23:25] [INFO ] Invariant cache hit.
[2026-05-24 15:23:25] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:23:25] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2026-05-24 15:23:25] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
[2026-05-24 15:23:25] [INFO ] Flow matrix only has 6 transitions (discarded 2 similar events)
[2026-05-24 15:23:25] [INFO ] Invariant cache hit.
[2026-05-24 15:23:25] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 1/6 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 5/11 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/11 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 1/12 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/12 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (OVERLAPS) 0/12 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 12/12 variables, and 10 constraints, problems are : Problem set: 0 solved, 7 unsolved in 79 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 6/6 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 1/6 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 5/11 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/11 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/11 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 1/12 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/12 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (OVERLAPS) 0/12 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 12/12 variables, and 17 constraints, problems are : Problem set: 0 solved, 7 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 6/6 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 159ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 159ms
Starting structural reductions in SI_LTL mode, iteration 1 : 6/128 places, 8/215 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 235 ms. Remains : 6/128 places, 8/215 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Running random walk in product with property : DLCround-PT-08a-LTLFireability-06
Product exploration explored 100000 steps with 50000 reset in 139 ms.
Product exploration explored 100000 steps with 50000 reset in 143 ms.
Computed a total of 3 stabilizing places and 1 stable transitions
Graph (complete) has 10 edges and 6 vertex of which 5 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Computed a total of 3 stabilizing places and 1 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 3 factoid took 20 ms. Proved property starting from automaton with 1 states, 1 edges and 1 AP (stutter insensitive
Knowledge-based reduction took 25 ms.
FORMULA DLCround-PT-08a-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DLCround-PT-08a-LTLFireability-06 finished in 600 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(F(p0))))))'
Support contains 2 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 215/215 transitions.
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 0 with 26 rules applied. Total rules applied 26 place count 102 transition count 215
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 34 place count 94 transition count 199
Iterating global reduction 1 with 8 rules applied. Total rules applied 42 place count 94 transition count 199
Applied a total of 42 rules in 3 ms. Remains 94 /128 variables (removed 34) and now considering 199/215 (removed 16) transitions.
[2026-05-24 15:23:25] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11806096133702550477.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2290252286724305532.kers'
[2026-05-24 15:23:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11806096133702550477.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2290252286724305532.kers]
Normalized transition count is 155 out of 156 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 155 rows 93 cols 322 entries
Finished phase 1 with 80 SingleSign rule and 0 generalized
[2026-05-24 15:23:25] [INFO ] Computed 14 invariants in 0 ms
Computed 14 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2290252286724305532.kers
Total runtime 1 ms.
[2026-05-24 15:23:25] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-05-24 15:23:25] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
[2026-05-24 15:23:25] [INFO ] Invariant cache hit.
[2026-05-24 15:23:25] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:23:25] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 95 ms to find 0 implicit places.
Running 198 sub problems to find dead transitions.
[2026-05-24 15:23:25] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
[2026-05-24 15:23:25] [INFO ] Invariant cache hit.
[2026-05-24 15:23:25] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/93 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/93 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 1/94 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 155/249 variables, 94/108 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 7 (OVERLAPS) 1/250 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 9 (OVERLAPS) 0/250 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 250/250 variables, and 109 constraints, problems are : Problem set: 0 solved, 198 unsolved in 7821 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 94/94 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/93 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/93 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 1/94 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 155/249 variables, 94/108 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 198/306 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 8 (OVERLAPS) 1/250 variables, 1/307 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 10 (OVERLAPS) 0/250 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Int declared 250/250 variables, and 307 constraints, problems are : Problem set: 0 solved, 198 unsolved in 6915 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 94/94 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14748ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 14748ms
Starting structural reductions in LTL mode, iteration 1 : 94/128 places, 199/215 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14846 ms. Remains : 94/128 places, 199/215 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(F(p0))))))'
Stuttering acceptance computed with spot in 187 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DLCround-PT-08a-LTLFireability-07
Stuttering criterion allowed to conclude after 38 steps with 7 reset in 2 ms.
FORMULA DLCround-PT-08a-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-08a-LTLFireability-07 finished in 15066 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((p0 U X(X(p1))) U X(!p0)) U (F(p2)&&X(p3))))'
Support contains 7 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 215/215 transitions.
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 104 transition count 215
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 31 place count 97 transition count 201
Iterating global reduction 1 with 7 rules applied. Total rules applied 38 place count 97 transition count 201
Applied a total of 38 rules in 7 ms. Remains 97 /128 variables (removed 31) and now considering 201/215 (removed 14) transitions.
[2026-05-24 15:23:40] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17794225287019309069.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9245744597782633725.kers'
[2026-05-24 15:23:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17794225287019309069.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9245744597782633725.kers]
Normalized transition count is 156 out of 157 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 156 rows 94 cols 324 entries
Finished phase 1 with 81 SingleSign rule and 0 generalized
[2026-05-24 15:23:40] [INFO ] Computed 16 invariants in 0 ms
Computed 16 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9245744597782633725.kers
Total runtime 1 ms.
[2026-05-24 15:23:40] [INFO ] Implicit Places using invariants in 44 ms returned []
[2026-05-24 15:23:40] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
[2026-05-24 15:23:40] [INFO ] Invariant cache hit.
[2026-05-24 15:23:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:23:40] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
Running 200 sub problems to find dead transitions.
[2026-05-24 15:23:40] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
[2026-05-24 15:23:40] [INFO ] Invariant cache hit.
[2026-05-24 15:23:40] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/94 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (OVERLAPS) 3/97 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (OVERLAPS) 156/253 variables, 97/113 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 7 (OVERLAPS) 1/254 variables, 1/114 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/254 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 9 (OVERLAPS) 0/254 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 200 unsolved
No progress, stopping.
After SMT solving in domain Real declared 254/254 variables, and 114 constraints, problems are : Problem set: 0 solved, 200 unsolved in 8097 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 97/97 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 200 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/94 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (OVERLAPS) 3/97 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (OVERLAPS) 156/253 variables, 97/113 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 200/313 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/253 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 8 (OVERLAPS) 1/254 variables, 1/314 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/254 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 10 (OVERLAPS) 0/254 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 200 unsolved
No progress, stopping.
After SMT solving in domain Int declared 254/254 variables, and 314 constraints, problems are : Problem set: 0 solved, 200 unsolved in 7317 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 97/97 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15424ms problems are : Problem set: 0 solved, 200 unsolved
Search for dead transitions found 0 dead transitions in 15424ms
Starting structural reductions in LTL mode, iteration 1 : 97/128 places, 201/215 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15535 ms. Remains : 97/128 places, 201/215 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((p0 U X(X(p1))) U X(!p0)) U (F(p2)&&X(p3))))'
Stuttering acceptance computed with spot in 379 ms :[(OR (NOT p2) (NOT p3)), (NOT p2), (AND p0 (NOT p3) (NOT p1)), (NOT p3), false, (NOT p1), true, p0, (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : DLCround-PT-08a-LTLFireability-08
Stuttering criterion allowed to conclude after 4 steps with 1 reset in 0 ms.
FORMULA DLCround-PT-08a-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-08a-LTLFireability-08 finished in 16010 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 128 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 128/128 places, 215/215 transitions.
Graph (trivial) has 209 edges and 128 vertex of which 95 / 128 are part of one of the 13 SCC in 1 ms
Free SCC test removed 82 places
Ensure Unique test removed 190 transitions
Reduce isomorphic transitions removed 190 transitions.
Graph (complete) has 64 edges and 46 vertex of which 20 are kept as prefixes of interest. Removing 26 places using SCC suffix rule.1 ms
Discarding 26 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 20 transition count 24
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 19 transition count 24
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 16 place count 7 transition count 11
Iterating global reduction 2 with 12 rules applied. Total rules applied 28 place count 7 transition count 11
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 29 place count 7 transition count 10
Applied a total of 29 rules in 8 ms. Remains 7 /128 variables (removed 121) and now considering 10/215 (removed 205) transitions.
[2026-05-24 15:23:56] [INFO ] Flow matrix only has 7 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4249174646444803439.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-822805099820319884.kers'
[2026-05-24 15:23:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4249174646444803439.kers, --Pflows, --basisKERS=/tmp/petrispot-output-822805099820319884.kers]
Normalized transition count is 6 out of 7 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 6 rows 5 cols 12 entries
Finished phase 1 with 4 SingleSign rule and 0 generalized
[2026-05-24 15:23:56] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-822805099820319884.kers
Total runtime 0 ms.
[2026-05-24 15:23:56] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-24 15:23:56] [INFO ] Flow matrix only has 7 transitions (discarded 3 similar events)
[2026-05-24 15:23:56] [INFO ] Invariant cache hit.
[2026-05-24 15:23:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:23:56] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2026-05-24 15:23:56] [INFO ] Redundant transitions in 0 ms returned []
Running 9 sub problems to find dead transitions.
[2026-05-24 15:23:56] [INFO ] Flow matrix only has 7 transitions (discarded 3 similar events)
[2026-05-24 15:23:56] [INFO ] Invariant cache hit.
[2026-05-24 15:23:56] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 6/13 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 1/14 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (OVERLAPS) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 11 constraints, problems are : Problem set: 0 solved, 9 unsolved in 142 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 6/13 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 9/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 1/14 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/14 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 0/14 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 20 constraints, problems are : Problem set: 0 solved, 9 unsolved in 101 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 246ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 246ms
Starting structural reductions in SI_LTL mode, iteration 1 : 7/128 places, 10/215 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 307 ms. Remains : 7/128 places, 10/215 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : DLCround-PT-08a-LTLFireability-09
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 1 ms.
FORMULA DLCround-PT-08a-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-08a-LTLFireability-09 finished in 372 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||(p0&&F(p1))))'
Support contains 3 out of 128 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 128/128 places, 215/215 transitions.
Graph (trivial) has 198 edges and 128 vertex of which 87 / 128 are part of one of the 12 SCC in 1 ms
Free SCC test removed 75 places
Ensure Unique test removed 174 transitions
Reduce isomorphic transitions removed 174 transitions.
Graph (complete) has 80 edges and 53 vertex of which 27 are kept as prefixes of interest. Removing 26 places using SCC suffix rule.1 ms
Discarding 26 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 27 transition count 40
Reduce places removed 1 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 26 transition count 38
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 9 place count 24 transition count 37
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 20 place count 13 transition count 25
Iterating global reduction 3 with 11 rules applied. Total rules applied 31 place count 13 transition count 25
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 32 place count 13 transition count 24
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 33 place count 13 transition count 24
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 34 place count 12 transition count 23
Iterating global reduction 3 with 1 rules applied. Total rules applied 35 place count 12 transition count 23
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 36 place count 12 transition count 22
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 37 place count 12 transition count 21
Applied a total of 37 rules in 14 ms. Remains 12 /128 variables (removed 116) and now considering 21/215 (removed 194) transitions.
[2026-05-24 15:23:57] [INFO ] Flow matrix only has 14 transitions (discarded 7 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4447716999837883630.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-834778364249548451.kers'
[2026-05-24 15:23:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4447716999837883630.kers, --Pflows, --basisKERS=/tmp/petrispot-output-834778364249548451.kers]
Normalized transition count is 13 out of 14 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 13 rows 10 cols 27 entries
Finished phase 1 with 8 SingleSign rule and 0 generalized
[2026-05-24 15:23:57] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-834778364249548451.kers
Total runtime 1 ms.
[2026-05-24 15:23:57] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-24 15:23:57] [INFO ] Flow matrix only has 14 transitions (discarded 7 similar events)
[2026-05-24 15:23:57] [INFO ] Invariant cache hit.
[2026-05-24 15:23:57] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:23:57] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2026-05-24 15:23:57] [INFO ] Redundant transitions in 0 ms returned []
Running 20 sub problems to find dead transitions.
[2026-05-24 15:23:57] [INFO ] Flow matrix only has 14 transitions (discarded 7 similar events)
[2026-05-24 15:23:57] [INFO ] Invariant cache hit.
[2026-05-24 15:23:57] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 1/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 1/12 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 13/25 variables, 12/16 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 1/26 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/26 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (OVERLAPS) 0/26 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 26/26 variables, and 17 constraints, problems are : Problem set: 0 solved, 20 unsolved in 223 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 12/12 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 1/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 1/12 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 13/25 variables, 12/16 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 20/36 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 1/26 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/26 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 10 (OVERLAPS) 0/26 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 26/26 variables, and 37 constraints, problems are : Problem set: 0 solved, 20 unsolved in 214 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 12/12 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 440ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 440ms
Starting structural reductions in SI_LTL mode, iteration 1 : 12/128 places, 21/215 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 502 ms. Remains : 12/128 places, 21/215 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||(p0&&F(p1))))'
Stuttering acceptance computed with spot in 145 ms :[true, (NOT p1), (NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DLCround-PT-08a-LTLFireability-10
Product exploration explored 100000 steps with 50000 reset in 82 ms.
Product exploration explored 100000 steps with 50000 reset in 55 ms.
Computed a total of 3 stabilizing places and 1 stable transitions
Graph (complete) has 24 edges and 12 vertex of which 11 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 3 stabilizing places and 1 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 7 factoid took 18 ms. Proved property starting from automaton with 4 states, 6 edges and 2 AP (stutter insensitive
Knowledge-based reduction took 19 ms.
FORMULA DLCround-PT-08a-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DLCround-PT-08a-LTLFireability-10 finished in 828 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(((p1 U p2)&&p0))))'
Support contains 6 out of 128 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 128/128 places, 215/215 transitions.
Graph (trivial) has 198 edges and 128 vertex of which 89 / 128 are part of one of the 14 SCC in 0 ms
Free SCC test removed 75 places
Ensure Unique test removed 171 transitions
Reduce isomorphic transitions removed 171 transitions.
Graph (complete) has 83 edges and 53 vertex of which 29 are kept as prefixes of interest. Removing 24 places using SCC suffix rule.0 ms
Discarding 24 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 29 transition count 42
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 6 place count 27 transition count 42
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 15 place count 18 transition count 33
Iterating global reduction 2 with 9 rules applied. Total rules applied 24 place count 18 transition count 33
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 2 with 4 rules applied. Total rules applied 28 place count 18 transition count 29
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 29 place count 18 transition count 29
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 30 place count 17 transition count 28
Iterating global reduction 2 with 1 rules applied. Total rules applied 31 place count 17 transition count 28
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 32 place count 17 transition count 27
Applied a total of 32 rules in 7 ms. Remains 17 /128 variables (removed 111) and now considering 27/215 (removed 188) transitions.
[2026-05-24 15:23:58] [INFO ] Flow matrix only has 16 transitions (discarded 11 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4668351772487685966.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1807023048053556930.kers'
[2026-05-24 15:23:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4668351772487685966.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1807023048053556930.kers]
Normalized transition count is 15 out of 16 initially.
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 15 rows 13 cols 32 entries
Finished phase 1 with 10 SingleSign rule and 0 generalized
[2026-05-24 15:23:58] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1807023048053556930.kers
Total runtime 0 ms.
[2026-05-24 15:23:58] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-24 15:23:58] [INFO ] Flow matrix only has 16 transitions (discarded 11 similar events)
[2026-05-24 15:23:58] [INFO ] Invariant cache hit.
[2026-05-24 15:23:58] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:23:58] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
[2026-05-24 15:23:58] [INFO ] Redundant transitions in 0 ms returned []
Running 26 sub problems to find dead transitions.
[2026-05-24 15:23:58] [INFO ] Flow matrix only has 16 transitions (discarded 11 similar events)
[2026-05-24 15:23:58] [INFO ] Invariant cache hit.
[2026-05-24 15:23:58] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 1/14 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (OVERLAPS) 3/17 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (OVERLAPS) 15/32 variables, 17/24 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 1/33 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/33 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 0/33 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 33/33 variables, and 25 constraints, problems are : Problem set: 0 solved, 26 unsolved in 305 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 17/17 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 1/14 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (OVERLAPS) 3/17 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (OVERLAPS) 15/32 variables, 17/24 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 26/50 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/32 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 1/33 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/33 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 0/33 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 33/33 variables, and 51 constraints, problems are : Problem set: 0 solved, 26 unsolved in 309 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 17/17 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 616ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 616ms
Starting structural reductions in SI_LTL mode, iteration 1 : 17/128 places, 27/215 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 686 ms. Remains : 17/128 places, 27/215 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(((p1 U p2)&&p0))))'
Stuttering acceptance computed with spot in 106 ms :[(OR (NOT p0) (NOT p2)), (NOT p2)]
Running random walk in product with property : DLCround-PT-08a-LTLFireability-11
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA DLCround-PT-08a-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-08a-LTLFireability-11 finished in 815 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 4 out of 128 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 128/128 places, 215/215 transitions.
Graph (trivial) has 207 edges and 128 vertex of which 97 / 128 are part of one of the 14 SCC in 1 ms
Free SCC test removed 83 places
Ensure Unique test removed 192 transitions
Reduce isomorphic transitions removed 192 transitions.
Graph (complete) has 62 edges and 45 vertex of which 20 are kept as prefixes of interest. Removing 25 places using SCC suffix rule.1 ms
Discarding 25 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 20 transition count 22
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 19 transition count 22
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 15 place count 8 transition count 11
Iterating global reduction 2 with 11 rules applied. Total rules applied 26 place count 8 transition count 11
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 27 place count 8 transition count 10
Applied a total of 27 rules in 7 ms. Remains 8 /128 variables (removed 120) and now considering 10/215 (removed 205) transitions.
[2026-05-24 15:23:58] [INFO ] Flow matrix only has 7 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15378301971334460432.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13059271865615663807.kers'
[2026-05-24 15:23:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15378301971334460432.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13059271865615663807.kers]
Normalized transition count is 6 out of 7 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 6 rows 5 cols 12 entries
Finished phase 1 with 4 SingleSign rule and 0 generalized
[2026-05-24 15:23:58] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13059271865615663807.kers
Total runtime 0 ms.
[2026-05-24 15:23:58] [INFO ] Implicit Places using invariants in 19 ms returned []
[2026-05-24 15:23:58] [INFO ] Flow matrix only has 7 transitions (discarded 3 similar events)
[2026-05-24 15:23:58] [INFO ] Invariant cache hit.
[2026-05-24 15:23:58] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:23:58] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2026-05-24 15:23:58] [INFO ] Redundant transitions in 0 ms returned []
Running 9 sub problems to find dead transitions.
[2026-05-24 15:23:58] [INFO ] Flow matrix only has 7 transitions (discarded 3 similar events)
[2026-05-24 15:23:58] [INFO ] Invariant cache hit.
[2026-05-24 15:23:58] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 2/8 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 6/14 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 1/15 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/15 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (OVERLAPS) 0/15 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 15/15 variables, and 13 constraints, problems are : Problem set: 0 solved, 9 unsolved in 91 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 8/8 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 2/8 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 6/14 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/14 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 1/15 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/15 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 0/15 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 15/15 variables, and 22 constraints, problems are : Problem set: 0 solved, 9 unsolved in 102 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 8/8 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 196ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 196ms
Starting structural reductions in SI_LTL mode, iteration 1 : 8/128 places, 10/215 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 248 ms. Remains : 8/128 places, 10/215 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DLCround-PT-08a-LTLFireability-12
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCround-PT-08a-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-08a-LTLFireability-12 finished in 359 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((X(X(X(X(F(p2)))))&&p1)||p0)))'
Support contains 6 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 215/215 transitions.
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 104 transition count 215
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 31 place count 97 transition count 201
Iterating global reduction 1 with 7 rules applied. Total rules applied 38 place count 97 transition count 201
Applied a total of 38 rules in 7 ms. Remains 97 /128 variables (removed 31) and now considering 201/215 (removed 14) transitions.
[2026-05-24 15:23:59] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15219185590820407496.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4724934842837143436.kers'
[2026-05-24 15:23:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15219185590820407496.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4724934842837143436.kers]
Normalized transition count is 156 out of 157 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 156 rows 94 cols 324 entries
Finished phase 1 with 81 SingleSign rule and 0 generalized
[2026-05-24 15:23:59] [INFO ] Computed 16 invariants in 1 ms
Computed 16 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4724934842837143436.kers
Total runtime 2 ms.
[2026-05-24 15:23:59] [INFO ] Implicit Places using invariants in 43 ms returned []
[2026-05-24 15:23:59] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
[2026-05-24 15:23:59] [INFO ] Invariant cache hit.
[2026-05-24 15:23:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:23:59] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
Running 200 sub problems to find dead transitions.
[2026-05-24 15:23:59] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
[2026-05-24 15:23:59] [INFO ] Invariant cache hit.
[2026-05-24 15:23:59] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/94 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (OVERLAPS) 3/97 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (OVERLAPS) 156/253 variables, 97/113 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 7 (OVERLAPS) 1/254 variables, 1/114 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/254 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 9 (OVERLAPS) 0/254 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 200 unsolved
No progress, stopping.
After SMT solving in domain Real declared 254/254 variables, and 114 constraints, problems are : Problem set: 0 solved, 200 unsolved in 8100 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 97/97 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 200 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/94 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (OVERLAPS) 3/97 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (OVERLAPS) 156/253 variables, 97/113 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 200/313 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/253 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 8 (OVERLAPS) 1/254 variables, 1/314 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/254 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 10 (OVERLAPS) 0/254 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 200 unsolved
No progress, stopping.
After SMT solving in domain Int declared 254/254 variables, and 314 constraints, problems are : Problem set: 0 solved, 200 unsolved in 7335 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 97/97 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15451ms problems are : Problem set: 0 solved, 200 unsolved
Search for dead transitions found 0 dead transitions in 15452ms
Starting structural reductions in LTL mode, iteration 1 : 97/128 places, 201/215 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15559 ms. Remains : 97/128 places, 201/215 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((X(X(X(X(F(p2)))))&&p1)||p0)))'
Stuttering acceptance computed with spot in 249 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), true, (NOT p2), (NOT p2), (NOT p2), (NOT p2)]
Running random walk in product with property : DLCround-PT-08a-LTLFireability-13
Entered a terminal (fully accepting) state of product in 336 steps with 0 reset in 5 ms.
FORMULA DLCround-PT-08a-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-08a-LTLFireability-13 finished in 15862 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U X(X(X(X((F(G(!p2))&&p1)))))))'
Support contains 6 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 215/215 transitions.
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 104 transition count 215
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 31 place count 97 transition count 201
Iterating global reduction 1 with 7 rules applied. Total rules applied 38 place count 97 transition count 201
Applied a total of 38 rules in 3 ms. Remains 97 /128 variables (removed 31) and now considering 201/215 (removed 14) transitions.
[2026-05-24 15:24:15] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17533819081226291318.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5552409346062672832.kers'
[2026-05-24 15:24:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17533819081226291318.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5552409346062672832.kers]
Normalized transition count is 156 out of 157 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 156 rows 94 cols 324 entries
Finished phase 1 with 81 SingleSign rule and 0 generalized
[2026-05-24 15:24:15] [INFO ] Computed 16 invariants in 1 ms
Computed 16 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-5552409346062672832.kers
Total runtime 2 ms.
[2026-05-24 15:24:15] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-24 15:24:15] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
[2026-05-24 15:24:15] [INFO ] Invariant cache hit.
[2026-05-24 15:24:15] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:24:15] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 97/128 places, 201/215 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 102 ms. Remains : 97/128 places, 201/215 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U X(X(X(X((F(G(!p2))&&p1)))))))'
Stuttering acceptance computed with spot in 807 ms :[(OR (NOT p1) p2), (AND (NOT p0) (NOT p1)), (OR (NOT p1) p2), (AND (NOT p0) (NOT p1)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (NOT p1) p2), (AND (NOT p0) (NOT p1)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND (NOT p0) (NOT p1)), (OR (NOT p1) p2), (AND (NOT p0) (NOT p1)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND (NOT p0) (NOT p1)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (NOT p1) p2), (NOT p0), (AND (NOT p0) p2), p2]
Running random walk in product with property : DLCround-PT-08a-LTLFireability-14
Stuttering criterion allowed to conclude after 9 steps with 4 reset in 0 ms.
FORMULA DLCround-PT-08a-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-08a-LTLFireability-14 finished in 956 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&G(p1))))'
Support contains 2 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 215/215 transitions.
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 0 with 27 rules applied. Total rules applied 27 place count 101 transition count 215
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 33 place count 95 transition count 203
Iterating global reduction 1 with 6 rules applied. Total rules applied 39 place count 95 transition count 203
Applied a total of 39 rules in 4 ms. Remains 95 /128 variables (removed 33) and now considering 203/215 (removed 12) transitions.
[2026-05-24 15:24:15] [INFO ] Flow matrix only has 158 transitions (discarded 45 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2854334530333534546.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16810037381450790479.kers'
[2026-05-24 15:24:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2854334530333534546.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16810037381450790479.kers]
Normalized transition count is 157 out of 158 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 157 rows 95 cols 326 entries
Finished phase 1 with 82 SingleSign rule and 0 generalized
[2026-05-24 15:24:15] [INFO ] Computed 13 invariants in 1 ms
Computed 13 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-16810037381450790479.kers
Total runtime 2 ms.
[2026-05-24 15:24:16] [INFO ] Implicit Places using invariants in 41 ms returned []
[2026-05-24 15:24:16] [INFO ] Flow matrix only has 158 transitions (discarded 45 similar events)
[2026-05-24 15:24:16] [INFO ] Invariant cache hit.
[2026-05-24 15:24:16] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:24:16] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 109 ms to find 0 implicit places.
Running 202 sub problems to find dead transitions.
[2026-05-24 15:24:16] [INFO ] Flow matrix only has 158 transitions (discarded 45 similar events)
[2026-05-24 15:24:16] [INFO ] Invariant cache hit.
[2026-05-24 15:24:16] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/94 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (OVERLAPS) 1/95 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (OVERLAPS) 157/252 variables, 95/108 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/252 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (OVERLAPS) 1/253 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 7 (OVERLAPS) 0/253 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Real declared 253/253 variables, and 109 constraints, problems are : Problem set: 0 solved, 202 unsolved in 7309 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 95/95 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 202 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/94 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (OVERLAPS) 1/95 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (OVERLAPS) 157/252 variables, 95/108 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/252 variables, 202/310 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/252 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (OVERLAPS) 1/253 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/253 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 8 (OVERLAPS) 0/253 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Int declared 253/253 variables, and 311 constraints, problems are : Problem set: 0 solved, 202 unsolved in 6768 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 95/95 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14085ms problems are : Problem set: 0 solved, 202 unsolved
Search for dead transitions found 0 dead transitions in 14086ms
Starting structural reductions in LTL mode, iteration 1 : 95/128 places, 203/215 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14209 ms. Remains : 95/128 places, 203/215 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&G(p1))))'
Stuttering acceptance computed with spot in 154 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : DLCround-PT-08a-LTLFireability-15
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 1 ms.
FORMULA DLCround-PT-08a-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-08a-LTLFireability-15 finished in 14390 ms.
All properties solved by simple procedures.
Total runtime 152405 ms.

BK_STOP 1779636270424

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DLCround-PT-08a"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is DLCround-PT-08a, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r098-tall-177955695600588"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCround-PT-08a.tgz
mv DLCround-PT-08a execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;