About the Execution of ITS-Tools for DLCround-PT-06b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 2067.447 | 962502.00 | 1191636.00 | 22944.80 | FFTFFFTFTFFFFFFF | normal |
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-177955695600564.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-06b, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695600564
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.3M
-rw-r--r-- 1 mcc users 6.7K Mar 6 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Mar 6 16:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Mar 6 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 69K Mar 6 16:58 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 09:23 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 09:23 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 09:23 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 09:23 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 6 16:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Mar 6 16:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Mar 6 16:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 6 16:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:23 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:23 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 813K 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-06b-LTLFireability-00
FORMULA_NAME DLCround-PT-06b-LTLFireability-01
FORMULA_NAME DLCround-PT-06b-LTLFireability-02
FORMULA_NAME DLCround-PT-06b-LTLFireability-03
FORMULA_NAME DLCround-PT-06b-LTLFireability-04
FORMULA_NAME DLCround-PT-06b-LTLFireability-05
FORMULA_NAME DLCround-PT-06b-LTLFireability-06
FORMULA_NAME DLCround-PT-06b-LTLFireability-07
FORMULA_NAME DLCround-PT-06b-LTLFireability-08
FORMULA_NAME DLCround-PT-06b-LTLFireability-09
FORMULA_NAME DLCround-PT-06b-LTLFireability-10
FORMULA_NAME DLCround-PT-06b-LTLFireability-11
FORMULA_NAME DLCround-PT-06b-LTLFireability-12
FORMULA_NAME DLCround-PT-06b-LTLFireability-13
FORMULA_NAME DLCround-PT-06b-LTLFireability-14
FORMULA_NAME DLCround-PT-06b-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1779633881336
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-06b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-24 14:44:42] [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 14:44:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 14:44:42] [INFO ] Load time of PNML (sax parser for PT used): 173 ms
[2026-05-24 14:44:42] [INFO ] Transformed 2340 places.
[2026-05-24 14:44:42] [INFO ] Transformed 3456 transitions.
[2026-05-24 14:44:42] [INFO ] Found NUPN structural information;
[2026-05-24 14:44:42] [INFO ] Parsed PT model containing 2340 places and 3456 transitions and 9288 arcs in 312 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 3 formulas.
FORMULA DLCround-PT-06b-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCround-PT-06b-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCround-PT-06b-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 40 out of 2340 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2340/2340 places, 3456/3456 transitions.
Discarding 402 places :
Symmetric choice reduction at 0 with 402 rule applications. Total rules 402 place count 1938 transition count 3054
Iterating global reduction 0 with 402 rules applied. Total rules applied 804 place count 1938 transition count 3054
Discarding 313 places :
Symmetric choice reduction at 0 with 313 rule applications. Total rules 1117 place count 1625 transition count 2741
Iterating global reduction 0 with 313 rules applied. Total rules applied 1430 place count 1625 transition count 2741
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 1437 place count 1625 transition count 2734
Discarding 53 places :
Symmetric choice reduction at 1 with 53 rule applications. Total rules 1490 place count 1572 transition count 2641
Iterating global reduction 1 with 53 rules applied. Total rules applied 1543 place count 1572 transition count 2641
Discarding 35 places :
Symmetric choice reduction at 1 with 35 rule applications. Total rules 1578 place count 1537 transition count 2606
Iterating global reduction 1 with 35 rules applied. Total rules applied 1613 place count 1537 transition count 2606
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 1617 place count 1537 transition count 2602
Discarding 19 places :
Symmetric choice reduction at 2 with 19 rule applications. Total rules 1636 place count 1518 transition count 2583
Iterating global reduction 2 with 19 rules applied. Total rules applied 1655 place count 1518 transition count 2583
Discarding 19 places :
Symmetric choice reduction at 2 with 19 rule applications. Total rules 1674 place count 1499 transition count 2564
Iterating global reduction 2 with 19 rules applied. Total rules applied 1693 place count 1499 transition count 2564
Discarding 19 places :
Symmetric choice reduction at 2 with 19 rule applications. Total rules 1712 place count 1480 transition count 2545
Iterating global reduction 2 with 19 rules applied. Total rules applied 1731 place count 1480 transition count 2545
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 1743 place count 1468 transition count 2533
Iterating global reduction 2 with 12 rules applied. Total rules applied 1755 place count 1468 transition count 2533
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 1763 place count 1460 transition count 2525
Iterating global reduction 2 with 8 rules applied. Total rules applied 1771 place count 1460 transition count 2525
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 1779 place count 1452 transition count 2517
Iterating global reduction 2 with 8 rules applied. Total rules applied 1787 place count 1452 transition count 2517
Applied a total of 1787 rules in 1222 ms. Remains 1452 /2340 variables (removed 888) and now considering 2517/3456 (removed 939) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17474822667474020072.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14039652155796541472.kers'
[2026-05-24 14:44:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17474822667474020072.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14039652155796541472.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 2517 rows 1452 cols 7330 entries
Finished phase 1 with 1343 SingleSign rule and 0 generalized
[2026-05-24 14:44:44] [INFO ] Computed 109 invariants in 11 ms
Computed 109 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-14039652155796541472.kers
Total runtime 14 ms.
[2026-05-24 14:44:45] [INFO ] Implicit Places using invariants in 765 ms returned []
[2026-05-24 14:44:45] [INFO ] Invariant cache hit.
[2026-05-24 14:44:46] [INFO ] Implicit Places using invariants and state equation in 1357 ms returned []
Implicit Place search using SMT with State Equation took 2250 ms to find 0 implicit places.
Running 2516 sub problems to find dead transitions.
[2026-05-24 14:44:50] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1451/3969 variables, and 0 constraints, problems are : Problem set: 0 solved, 2516 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1452 constraints, PredecessorRefiner: 2516/2516 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2516 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1451/3969 variables, and 0 constraints, problems are : Problem set: 0 solved, 2516 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1452 constraints, PredecessorRefiner: 0/2516 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61201ms problems are : Problem set: 0 solved, 2516 unsolved
Search for dead transitions found 0 dead transitions in 61226ms
Starting structural reductions in LTL mode, iteration 1 : 1452/2340 places, 2517/3456 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 68760 ms. Remains : 1452/2340 places, 2517/3456 transitions.
Starting structural reductions in LTL mode, iteration 0 : 1452/1452 places, 2517/2517 transitions.
Applied a total of 0 rules in 37 ms. Remains 1452 /1452 variables (removed 0) and now considering 2517/2517 (removed 0) transitions.
[2026-05-24 14:45:51] [INFO ] Invariant cache hit.
[2026-05-24 14:45:52] [INFO ] Implicit Places using invariants in 556 ms returned []
[2026-05-24 14:45:52] [INFO ] Invariant cache hit.
[2026-05-24 14:45:53] [INFO ] Implicit Places using invariants and state equation in 1332 ms returned []
Implicit Place search using SMT with State Equation took 1891 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1932 ms. Remains : 1452/1452 places, 2517/2517 transitions.
Support contains 40 out of 1452 places after structural reductions.
[2026-05-24 14:45:54] [INFO ] Flatten gal took : 176 ms
[2026-05-24 14:45:54] [INFO ] Flatten gal took : 99 ms
[2026-05-24 14:45:54] [INFO ] Input system was already deterministic with 2517 transitions.
RANDOM walk for 40000 steps (8 resets) in 3048 ms. (13 steps per ms) remains 1/30 properties
BEST_FIRST walk for 40004 steps (8 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
[2026-05-24 14:45:55] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 120/122 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1330/1452 variables, 107/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1452 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2517/3969 variables, 1452/1561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3969 variables, 0/1561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/3969 variables, 0/1561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3969/3969 variables, and 1561 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1130 ms.
Refiners :[Positive P Invariants (semi-flows): 109/109 constraints, State Equation: 1452/1452 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 120/122 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1330/1452 variables, 107/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1452 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2517/3969 variables, 1452/1561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3969 variables, 1/1562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3969 variables, 0/1562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/3969 variables, 0/1562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3969/3969 variables, and 1562 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1138 ms.
Refiners :[Positive P Invariants (semi-flows): 109/109 constraints, State Equation: 1452/1452 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2289ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 419 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=104 )
Parikh walk visited 1 properties in 9 ms.
Computed a total of 217 stabilizing places and 217 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Support contains 1 out of 1452 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1452/1452 places, 2517/2517 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 1439 transition count 2495
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 1439 transition count 2495
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 33 place count 1432 transition count 2479
Iterating global reduction 0 with 7 rules applied. Total rules applied 40 place count 1432 transition count 2479
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 1431 transition count 2469
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 1431 transition count 2469
Applied a total of 42 rules in 160 ms. Remains 1431 /1452 variables (removed 21) and now considering 2469/2517 (removed 48) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13463350539382192339.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17553761559040281373.kers'
[2026-05-24 14:45:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13463350539382192339.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17553761559040281373.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 2469 rows 1431 cols 7174 entries
Finished phase 1 with 1322 SingleSign rule and 0 generalized
[2026-05-24 14:45:58] [INFO ] Computed 109 invariants in 20 ms
Computed 109 P flows in 21 ms.
Exported basis to /tmp/petrispot-output-17553761559040281373.kers
Total runtime 22 ms.
[2026-05-24 14:45:59] [INFO ] Implicit Places using invariants in 665 ms returned []
[2026-05-24 14:45:59] [INFO ] Invariant cache hit.
[2026-05-24 14:46:00] [INFO ] Implicit Places using invariants and state equation in 1367 ms returned []
Implicit Place search using SMT with State Equation took 2037 ms to find 0 implicit places.
Running 2468 sub problems to find dead transitions.
[2026-05-24 14:46:00] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1430/3900 variables, and 0 constraints, problems are : Problem set: 0 solved, 2468 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1431 constraints, PredecessorRefiner: 2468/2468 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2468 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1430/3900 variables, and 0 constraints, problems are : Problem set: 0 solved, 2468 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1431 constraints, PredecessorRefiner: 0/2468 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60737ms problems are : Problem set: 0 solved, 2468 unsolved
Search for dead transitions found 0 dead transitions in 60745ms
Starting structural reductions in LTL mode, iteration 1 : 1431/1452 places, 2469/2517 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62954 ms. Remains : 1431/1452 places, 2469/2517 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(G(p0)))))'
Stuttering acceptance computed with spot in 882 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DLCround-PT-06b-LTLFireability-03
Entered a terminal (fully accepting) state of product in 268 steps with 0 reset in 15 ms.
FORMULA DLCround-PT-06b-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-06b-LTLFireability-03 finished in 63948 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 1 out of 1452 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1452/1452 places, 2517/2517 transitions.
Graph (trivial) has 1313 edges and 1452 vertex of which 391 / 1452 are part of one of the 32 SCC in 4 ms
Free SCC test removed 359 places
Ensure Unique test removed 388 transitions
Reduce isomorphic transitions removed 388 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 231 transitions
Trivial Post-agglo rules discarded 231 transitions
Performed 231 trivial Post agglomeration. Transition count delta: 231
Iterating post reduction 0 with 231 rules applied. Total rules applied 232 place count 1092 transition count 1897
Reduce places removed 231 places and 0 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 22 transitions
Trivial Post-agglo rules discarded 22 transitions
Performed 22 trivial Post agglomeration. Transition count delta: 22
Iterating post reduction 1 with 264 rules applied. Total rules applied 496 place count 861 transition count 1864
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 2 with 22 rules applied. Total rules applied 518 place count 839 transition count 1864
Performed 107 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 107 Pre rules applied. Total rules applied 518 place count 839 transition count 1757
Deduced a syphon composed of 107 places in 3 ms
Reduce places removed 107 places and 0 transitions.
Iterating global reduction 3 with 214 rules applied. Total rules applied 732 place count 732 transition count 1757
Discarding 59 places :
Symmetric choice reduction at 3 with 59 rule applications. Total rules 791 place count 673 transition count 1422
Iterating global reduction 3 with 59 rules applied. Total rules applied 850 place count 673 transition count 1422
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 854 place count 673 transition count 1418
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 6 Pre rules applied. Total rules applied 854 place count 673 transition count 1412
Deduced a syphon composed of 6 places in 3 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 4 with 12 rules applied. Total rules applied 866 place count 667 transition count 1412
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 867 place count 666 transition count 1402
Iterating global reduction 4 with 1 rules applied. Total rules applied 868 place count 666 transition count 1402
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 869 place count 666 transition count 1401
Performed 249 Post agglomeration using F-continuation condition with reduction of 5 identical transitions.
Deduced a syphon composed of 249 places in 1 ms
Reduce places removed 249 places and 0 transitions.
Iterating global reduction 5 with 498 rules applied. Total rules applied 1367 place count 417 transition count 1147
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 5 with 7 rules applied. Total rules applied 1374 place count 417 transition count 1140
Discarding 20 places :
Symmetric choice reduction at 6 with 20 rule applications. Total rules 1394 place count 397 transition count 952
Iterating global reduction 6 with 20 rules applied. Total rules applied 1414 place count 397 transition count 952
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 6 with 19 rules applied. Total rules applied 1433 place count 397 transition count 933
Performed 16 Post agglomeration using F-continuation condition with reduction of 28 identical transitions.
Deduced a syphon composed of 16 places in 1 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 7 with 32 rules applied. Total rules applied 1465 place count 381 transition count 1058
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1469 place count 377 transition count 996
Iterating global reduction 7 with 4 rules applied. Total rules applied 1473 place count 377 transition count 996
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 7 with 29 rules applied. Total rules applied 1502 place count 377 transition count 967
Drop transitions (Redundant composition of simpler transitions.) removed 30 transitions
Redundant transition composition rules discarded 30 transitions
Iterating global reduction 8 with 30 rules applied. Total rules applied 1532 place count 377 transition count 937
Discarding 14 places :
Symmetric choice reduction at 8 with 14 rule applications. Total rules 1546 place count 363 transition count 909
Iterating global reduction 8 with 14 rules applied. Total rules applied 1560 place count 363 transition count 909
Discarding 14 places :
Symmetric choice reduction at 8 with 14 rule applications. Total rules 1574 place count 349 transition count 767
Iterating global reduction 8 with 14 rules applied. Total rules applied 1588 place count 349 transition count 767
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 8 with 14 rules applied. Total rules applied 1602 place count 349 transition count 753
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 1603 place count 348 transition count 752
Applied a total of 1603 rules in 394 ms. Remains 348 /1452 variables (removed 1104) and now considering 752/2517 (removed 1765) transitions.
[2026-05-24 14:47:02] [INFO ] Flow matrix only has 730 transitions (discarded 22 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2297759007200565758.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3269380634806647067.kers'
[2026-05-24 14:47:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2297759007200565758.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3269380634806647067.kers]
Normalized transition count is 729 out of 730 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 729 rows 348 cols 3700 entries
Finished phase 1 with 239 SingleSign rule and 0 generalized
[2026-05-24 14:47:02] [INFO ] Computed 109 invariants in 2 ms
Computed 109 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-3269380634806647067.kers
Total runtime 6 ms.
[2026-05-24 14:47:02] [INFO ] Implicit Places using invariants in 144 ms returned []
[2026-05-24 14:47:02] [INFO ] Flow matrix only has 730 transitions (discarded 22 similar events)
[2026-05-24 14:47:02] [INFO ] Invariant cache hit.
[2026-05-24 14:47:02] [INFO ] State equation strengthened by 40 read => feed constraints.
[2026-05-24 14:47:03] [INFO ] Implicit Places using invariants and state equation in 300 ms returned []
Implicit Place search using SMT with State Equation took 446 ms to find 0 implicit places.
[2026-05-24 14:47:03] [INFO ] Redundant transitions in 37 ms returned []
Running 692 sub problems to find dead transitions.
[2026-05-24 14:47:03] [INFO ] Flow matrix only has 730 transitions (discarded 22 similar events)
[2026-05-24 14:47:03] [INFO ] Invariant cache hit.
[2026-05-24 14:47:03] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/347 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 692 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/347 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 692 unsolved
At refinement iteration 2 (OVERLAPS) 1/348 variables, 98/109 constraints. Problems are: Problem set: 0 solved, 692 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/348 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 692 unsolved
At refinement iteration 4 (OVERLAPS) 729/1077 variables, 348/457 constraints. Problems are: Problem set: 0 solved, 692 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1077 variables, 40/497 constraints. Problems are: Problem set: 0 solved, 692 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1077/1078 variables, and 497 constraints, problems are : Problem set: 0 solved, 692 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 109/109 constraints, State Equation: 348/348 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 692/692 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 692 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/347 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 692 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/347 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 692 unsolved
At refinement iteration 2 (OVERLAPS) 1/348 variables, 98/109 constraints. Problems are: Problem set: 0 solved, 692 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/348 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 692 unsolved
At refinement iteration 4 (OVERLAPS) 729/1077 variables, 348/457 constraints. Problems are: Problem set: 0 solved, 692 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1077 variables, 40/497 constraints. Problems are: Problem set: 0 solved, 692 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1077 variables, 692/1189 constraints. Problems are: Problem set: 0 solved, 692 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1077/1078 variables, and 1189 constraints, problems are : Problem set: 0 solved, 692 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 109/109 constraints, State Equation: 348/348 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 692/692 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60288ms problems are : Problem set: 0 solved, 692 unsolved
Search for dead transitions found 0 dead transitions in 60290ms
Starting structural reductions in SI_LTL mode, iteration 1 : 348/1452 places, 752/2517 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61174 ms. Remains : 348/1452 places, 752/2517 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 39 ms :[(NOT p0)]
Running random walk in product with property : DLCround-PT-06b-LTLFireability-04
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA DLCround-PT-06b-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-06b-LTLFireability-04 finished in 61242 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||G(p1)))))'
Support contains 2 out of 1452 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1452/1452 places, 2517/2517 transitions.
Graph (trivial) has 1313 edges and 1452 vertex of which 391 / 1452 are part of one of the 32 SCC in 2 ms
Free SCC test removed 359 places
Ensure Unique test removed 388 transitions
Reduce isomorphic transitions removed 388 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 232 transitions
Trivial Post-agglo rules discarded 232 transitions
Performed 232 trivial Post agglomeration. Transition count delta: 232
Iterating post reduction 0 with 232 rules applied. Total rules applied 233 place count 1092 transition count 1896
Reduce places removed 232 places and 0 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 22 transitions
Trivial Post-agglo rules discarded 22 transitions
Performed 22 trivial Post agglomeration. Transition count delta: 22
Iterating post reduction 1 with 265 rules applied. Total rules applied 498 place count 860 transition count 1863
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 2 with 22 rules applied. Total rules applied 520 place count 838 transition count 1863
Performed 107 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 107 Pre rules applied. Total rules applied 520 place count 838 transition count 1756
Deduced a syphon composed of 107 places in 4 ms
Reduce places removed 107 places and 0 transitions.
Iterating global reduction 3 with 214 rules applied. Total rules applied 734 place count 731 transition count 1756
Discarding 59 places :
Symmetric choice reduction at 3 with 59 rule applications. Total rules 793 place count 672 transition count 1421
Iterating global reduction 3 with 59 rules applied. Total rules applied 852 place count 672 transition count 1421
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 856 place count 672 transition count 1417
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 7 Pre rules applied. Total rules applied 856 place count 672 transition count 1410
Deduced a syphon composed of 7 places in 4 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 870 place count 665 transition count 1410
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 871 place count 664 transition count 1400
Iterating global reduction 4 with 1 rules applied. Total rules applied 872 place count 664 transition count 1400
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 873 place count 664 transition count 1399
Performed 246 Post agglomeration using F-continuation condition with reduction of 5 identical transitions.
Deduced a syphon composed of 246 places in 0 ms
Reduce places removed 246 places and 0 transitions.
Iterating global reduction 5 with 492 rules applied. Total rules applied 1365 place count 418 transition count 1148
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 5 with 7 rules applied. Total rules applied 1372 place count 418 transition count 1141
Discarding 19 places :
Symmetric choice reduction at 6 with 19 rule applications. Total rules 1391 place count 399 transition count 963
Iterating global reduction 6 with 19 rules applied. Total rules applied 1410 place count 399 transition count 963
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 6 with 18 rules applied. Total rules applied 1428 place count 399 transition count 945
Performed 21 Post agglomeration using F-continuation condition with reduction of 28 identical transitions.
Deduced a syphon composed of 21 places in 0 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 7 with 42 rules applied. Total rules applied 1470 place count 378 transition count 1108
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1474 place count 374 transition count 1046
Iterating global reduction 7 with 4 rules applied. Total rules applied 1478 place count 374 transition count 1046
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 7 with 29 rules applied. Total rules applied 1507 place count 374 transition count 1017
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 8 with 40 rules applied. Total rules applied 1547 place count 374 transition count 977
Discarding 14 places :
Symmetric choice reduction at 8 with 14 rule applications. Total rules 1561 place count 360 transition count 949
Iterating global reduction 8 with 14 rules applied. Total rules applied 1575 place count 360 transition count 949
Discarding 14 places :
Symmetric choice reduction at 8 with 14 rule applications. Total rules 1589 place count 346 transition count 797
Iterating global reduction 8 with 14 rules applied. Total rules applied 1603 place count 346 transition count 797
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 8 with 14 rules applied. Total rules applied 1617 place count 346 transition count 783
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 1618 place count 345 transition count 782
Applied a total of 1618 rules in 416 ms. Remains 345 /1452 variables (removed 1107) and now considering 782/2517 (removed 1735) transitions.
[2026-05-24 14:48:03] [INFO ] Flow matrix only has 752 transitions (discarded 30 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17905893206924575175.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2849884227689800000.kers'
[2026-05-24 14:48:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17905893206924575175.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2849884227689800000.kers]
Normalized transition count is 751 out of 752 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 751 rows 345 cols 3754 entries
Finished phase 1 with 236 SingleSign rule and 0 generalized
[2026-05-24 14:48:03] [INFO ] Computed 109 invariants in 2 ms
Computed 109 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-2849884227689800000.kers
Total runtime 3 ms.
[2026-05-24 14:48:04] [INFO ] Implicit Places using invariants in 276 ms returned []
[2026-05-24 14:48:04] [INFO ] Flow matrix only has 752 transitions (discarded 30 similar events)
[2026-05-24 14:48:04] [INFO ] Invariant cache hit.
[2026-05-24 14:48:04] [INFO ] State equation strengthened by 49 read => feed constraints.
[2026-05-24 14:48:04] [INFO ] Implicit Places using invariants and state equation in 332 ms returned []
Implicit Place search using SMT with State Equation took 617 ms to find 0 implicit places.
[2026-05-24 14:48:04] [INFO ] Redundant transitions in 7 ms returned []
Running 721 sub problems to find dead transitions.
[2026-05-24 14:48:04] [INFO ] Flow matrix only has 752 transitions (discarded 30 similar events)
[2026-05-24 14:48:04] [INFO ] Invariant cache hit.
[2026-05-24 14:48:04] [INFO ] State equation strengthened by 49 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/344 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/344 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/345 variables, 98/109 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/345 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/345 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 5 (OVERLAPS) 751/1096 variables, 345/456 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 6 (INCLUDED_ONLY) 0/1096 variables, 49/505 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1096/1097 variables, and 505 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 109/109 constraints, State Equation: 345/345 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 721 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/344 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/344 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/344 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (OVERLAPS) 1/345 variables, 98/111 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/345 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 5 (OVERLAPS) 751/1096 variables, 345/456 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1096 variables, 49/505 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1096 variables, 721/1226 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1096/1097 variables, and 1226 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 109/109 constraints, State Equation: 345/345 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60362ms problems are : Problem set: 0 solved, 721 unsolved
Search for dead transitions found 0 dead transitions in 60372ms
Starting structural reductions in SI_LTL mode, iteration 1 : 345/1452 places, 782/2517 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61432 ms. Remains : 345/1452 places, 782/2517 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||G(p1)))))'
Stuttering acceptance computed with spot in 87 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DLCround-PT-06b-LTLFireability-05
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA DLCround-PT-06b-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-06b-LTLFireability-05 finished in 61566 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F((G(p0)||(p0&&F(!p1)))))||(X(F((!p1||G(p2))))&&F((G(p0)||(p0&&F(!p1)))))))'
Support contains 4 out of 1452 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1452/1452 places, 2517/2517 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 1439 transition count 2495
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 1439 transition count 2495
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 33 place count 1432 transition count 2479
Iterating global reduction 0 with 7 rules applied. Total rules applied 40 place count 1432 transition count 2479
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 1431 transition count 2469
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 1431 transition count 2469
Applied a total of 42 rules in 189 ms. Remains 1431 /1452 variables (removed 21) and now considering 2469/2517 (removed 48) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6327631663508424742.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4665539917329781160.kers'
[2026-05-24 14:49:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6327631663508424742.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4665539917329781160.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 2469 rows 1431 cols 7174 entries
Finished phase 1 with 1322 SingleSign rule and 0 generalized
[2026-05-24 14:49:05] [INFO ] Computed 109 invariants in 21 ms
Computed 109 P flows in 22 ms.
Exported basis to /tmp/petrispot-output-4665539917329781160.kers
Total runtime 26 ms.
[2026-05-24 14:49:05] [INFO ] Implicit Places using invariants in 682 ms returned []
[2026-05-24 14:49:05] [INFO ] Invariant cache hit.
[2026-05-24 14:49:07] [INFO ] Implicit Places using invariants and state equation in 1412 ms returned []
Implicit Place search using SMT with State Equation took 2097 ms to find 0 implicit places.
Running 2468 sub problems to find dead transitions.
[2026-05-24 14:49:07] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1430/3900 variables, and 0 constraints, problems are : Problem set: 0 solved, 2468 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1431 constraints, PredecessorRefiner: 2468/2468 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2468 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1430/3900 variables, and 0 constraints, problems are : Problem set: 0 solved, 2468 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1431 constraints, PredecessorRefiner: 0/2468 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60758ms problems are : Problem set: 0 solved, 2468 unsolved
Search for dead transitions found 0 dead transitions in 60764ms
Starting structural reductions in LTL mode, iteration 1 : 1431/1452 places, 2469/2517 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63066 ms. Remains : 1431/1452 places, 2469/2517 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F((G(p0)||(p0&&F(p1)))))||(X(F((G(p3)||p2)))&&F((G(p0)||(p0&&F(p1)))))))'
Stuttering acceptance computed with spot in 303 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DLCround-PT-06b-LTLFireability-06
Product exploration explored 100000 steps with 50000 reset in 589 ms.
Product exploration explored 100000 steps with 50000 reset in 528 ms.
Computed a total of 213 stabilizing places and 213 stable transitions
Computed a total of 213 stabilizing places and 213 stable transitions
Knowledge based reduction with 26 factoid took 118 ms. Proved property starting from automaton with 8 states, 23 edges and 4 AP (stutter sensitive
Knowledge-based reduction took 203 ms.
FORMULA DLCround-PT-06b-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DLCround-PT-06b-LTLFireability-06 finished in 64918 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))&&(X(p2) U ((p2&&X(p2))||X(G(p2))))))'
Support contains 4 out of 1452 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1452/1452 places, 2517/2517 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 1441 transition count 2506
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 1441 transition count 2506
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 28 place count 1435 transition count 2491
Iterating global reduction 0 with 6 rules applied. Total rules applied 34 place count 1435 transition count 2491
Applied a total of 34 rules in 164 ms. Remains 1435 /1452 variables (removed 17) and now considering 2491/2517 (removed 26) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4776995537604765100.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1789370695286716649.kers'
[2026-05-24 14:50:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4776995537604765100.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1789370695286716649.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 2491 rows 1435 cols 7258 entries
Finished phase 1 with 1326 SingleSign rule and 0 generalized
[2026-05-24 14:50:10] [INFO ] Computed 109 invariants in 11 ms
Computed 109 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-1789370695286716649.kers
Total runtime 15 ms.
[2026-05-24 14:50:10] [INFO ] Implicit Places using invariants in 641 ms returned []
[2026-05-24 14:50:10] [INFO ] Invariant cache hit.
[2026-05-24 14:50:12] [INFO ] Implicit Places using invariants and state equation in 1390 ms returned []
Implicit Place search using SMT with State Equation took 2049 ms to find 0 implicit places.
Running 2490 sub problems to find dead transitions.
[2026-05-24 14:50:12] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1434/3926 variables, and 0 constraints, problems are : Problem set: 0 solved, 2490 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1435 constraints, PredecessorRefiner: 2490/2490 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2490 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1434/3926 variables, and 0 constraints, problems are : Problem set: 0 solved, 2490 unsolved in 30068 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1435 constraints, PredecessorRefiner: 0/2490 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60784ms problems are : Problem set: 0 solved, 2490 unsolved
Search for dead transitions found 0 dead transitions in 60789ms
Starting structural reductions in LTL mode, iteration 1 : 1435/1452 places, 2491/2517 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63017 ms. Remains : 1435/1452 places, 2491/2517 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) U ((p0&&X(p0))||X(G(p0))))&&(G(p1)||X(p2))))'
Stuttering acceptance computed with spot in 200 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND p0 (NOT p2)), (NOT p0), (NOT p0), (AND (NOT p1) p0 (NOT p2)), true, (NOT p1)]
Running random walk in product with property : DLCround-PT-06b-LTLFireability-07
Entered a terminal (fully accepting) state of product in 20120 steps with 0 reset in 79 ms.
FORMULA DLCround-PT-06b-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-06b-LTLFireability-07 finished in 63359 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 p1) U X(X(!p2))))'
Support contains 5 out of 1452 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1452/1452 places, 2517/2517 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 1438 transition count 2494
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 1438 transition count 2494
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 35 place count 1431 transition count 2478
Iterating global reduction 0 with 7 rules applied. Total rules applied 42 place count 1431 transition count 2478
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 43 place count 1430 transition count 2468
Iterating global reduction 0 with 1 rules applied. Total rules applied 44 place count 1430 transition count 2468
Applied a total of 44 rules in 178 ms. Remains 1430 /1452 variables (removed 22) and now considering 2468/2517 (removed 49) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13315674292596196392.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9619560112574312541.kers'
[2026-05-24 14:51:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13315674292596196392.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9619560112574312541.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 2468 rows 1430 cols 7172 entries
Finished phase 1 with 1321 SingleSign rule and 0 generalized
[2026-05-24 14:51:13] [INFO ] Computed 109 invariants in 10 ms
Computed 109 P flows in 17 ms.
Exported basis to /tmp/petrispot-output-9619560112574312541.kers
Total runtime 22 ms.
[2026-05-24 14:51:14] [INFO ] Implicit Places using invariants in 585 ms returned []
[2026-05-24 14:51:14] [INFO ] Invariant cache hit.
[2026-05-24 14:51:15] [INFO ] Implicit Places using invariants and state equation in 1338 ms returned []
Implicit Place search using SMT with State Equation took 1952 ms to find 0 implicit places.
Running 2467 sub problems to find dead transitions.
[2026-05-24 14:51:15] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1429/3898 variables, and 0 constraints, problems are : Problem set: 0 solved, 2467 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1430 constraints, PredecessorRefiner: 2467/2467 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2467 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1429/3898 variables, and 0 constraints, problems are : Problem set: 0 solved, 2467 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1430 constraints, PredecessorRefiner: 0/2467 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60664ms problems are : Problem set: 0 solved, 2467 unsolved
Search for dead transitions found 0 dead transitions in 60668ms
Starting structural reductions in LTL mode, iteration 1 : 1430/1452 places, 2468/2517 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62807 ms. Remains : 1430/1452 places, 2468/2517 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 p1) U X(X(!p2))))'
Stuttering acceptance computed with spot in 368 ms :[p2, (AND (NOT p0) p1 p2), (AND (NOT p1) p2), p2, (AND (NOT p0) p2), (AND (NOT p1) p2), (AND (NOT p0) p2 p1), (AND (NOT p1) p2), p2, (NOT p0), (NOT p1)]
Running random walk in product with property : DLCround-PT-06b-LTLFireability-08
Product exploration explored 100000 steps with 37453 reset in 365 ms.
Product exploration explored 100000 steps with 37488 reset in 392 ms.
Computed a total of 213 stabilizing places and 213 stable transitions
Computed a total of 213 stabilizing places and 213 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 12 factoid took 24 ms. Proved property starting from automaton with 11 states, 21 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 61 ms.
FORMULA DLCround-PT-06b-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DLCround-PT-06b-LTLFireability-08 finished in 64043 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X((X(p2)&&p1))))'
Support contains 3 out of 1452 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1452/1452 places, 2517/2517 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 1439 transition count 2495
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 1439 transition count 2495
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 33 place count 1432 transition count 2479
Iterating global reduction 0 with 7 rules applied. Total rules applied 40 place count 1432 transition count 2479
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 1431 transition count 2469
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 1431 transition count 2469
Applied a total of 42 rules in 170 ms. Remains 1431 /1452 variables (removed 21) and now considering 2469/2517 (removed 48) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15949244367049731237.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13918966333404745547.kers'
[2026-05-24 14:52:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15949244367049731237.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13918966333404745547.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 2469 rows 1431 cols 7174 entries
Finished phase 1 with 1322 SingleSign rule and 0 generalized
[2026-05-24 14:52:17] [INFO ] Computed 109 invariants in 10 ms
Computed 109 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-13918966333404745547.kers
Total runtime 12 ms.
[2026-05-24 14:52:18] [INFO ] Implicit Places using invariants in 757 ms returned []
[2026-05-24 14:52:18] [INFO ] Invariant cache hit.
[2026-05-24 14:52:19] [INFO ] Implicit Places using invariants and state equation in 1360 ms returned []
Implicit Place search using SMT with State Equation took 2132 ms to find 0 implicit places.
Running 2468 sub problems to find dead transitions.
[2026-05-24 14:52:19] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1430/3900 variables, and 0 constraints, problems are : Problem set: 0 solved, 2468 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1431 constraints, PredecessorRefiner: 2468/2468 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2468 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1430/3900 variables, and 0 constraints, problems are : Problem set: 0 solved, 2468 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1431 constraints, PredecessorRefiner: 0/2468 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60655ms problems are : Problem set: 0 solved, 2468 unsolved
Search for dead transitions found 0 dead transitions in 60669ms
Starting structural reductions in LTL mode, iteration 1 : 1431/1452 places, 2469/2517 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62979 ms. Remains : 1431/1452 places, 2469/2517 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X((X(p2)&&p1))))'
Stuttering acceptance computed with spot in 195 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p2)), true, (NOT p2)]
Running random walk in product with property : DLCround-PT-06b-LTLFireability-09
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA DLCround-PT-06b-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-06b-LTLFireability-09 finished in 63234 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 U p1)))'
Support contains 3 out of 1452 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1452/1452 places, 2517/2517 transitions.
Graph (trivial) has 1311 edges and 1452 vertex of which 391 / 1452 are part of one of the 32 SCC in 2 ms
Free SCC test removed 359 places
Ensure Unique test removed 388 transitions
Reduce isomorphic transitions removed 388 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 230 transitions
Trivial Post-agglo rules discarded 230 transitions
Performed 230 trivial Post agglomeration. Transition count delta: 230
Iterating post reduction 0 with 230 rules applied. Total rules applied 231 place count 1092 transition count 1898
Reduce places removed 230 places and 0 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 22 transitions
Trivial Post-agglo rules discarded 22 transitions
Performed 22 trivial Post agglomeration. Transition count delta: 22
Iterating post reduction 1 with 263 rules applied. Total rules applied 494 place count 862 transition count 1865
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 2 with 22 rules applied. Total rules applied 516 place count 840 transition count 1865
Performed 108 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 108 Pre rules applied. Total rules applied 516 place count 840 transition count 1757
Deduced a syphon composed of 108 places in 4 ms
Reduce places removed 108 places and 0 transitions.
Iterating global reduction 3 with 216 rules applied. Total rules applied 732 place count 732 transition count 1757
Discarding 58 places :
Symmetric choice reduction at 3 with 58 rule applications. Total rules 790 place count 674 transition count 1432
Iterating global reduction 3 with 58 rules applied. Total rules applied 848 place count 674 transition count 1432
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 852 place count 674 transition count 1428
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 6 Pre rules applied. Total rules applied 852 place count 674 transition count 1422
Deduced a syphon composed of 6 places in 4 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 4 with 12 rules applied. Total rules applied 864 place count 668 transition count 1422
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 865 place count 667 transition count 1412
Iterating global reduction 4 with 1 rules applied. Total rules applied 866 place count 667 transition count 1412
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 867 place count 667 transition count 1411
Performed 249 Post agglomeration using F-continuation condition with reduction of 5 identical transitions.
Deduced a syphon composed of 249 places in 0 ms
Reduce places removed 249 places and 0 transitions.
Iterating global reduction 5 with 498 rules applied. Total rules applied 1365 place count 418 transition count 1157
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 5 with 7 rules applied. Total rules applied 1372 place count 418 transition count 1150
Discarding 20 places :
Symmetric choice reduction at 6 with 20 rule applications. Total rules 1392 place count 398 transition count 962
Iterating global reduction 6 with 20 rules applied. Total rules applied 1412 place count 398 transition count 962
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 6 with 19 rules applied. Total rules applied 1431 place count 398 transition count 943
Performed 17 Post agglomeration using F-continuation condition with reduction of 28 identical transitions.
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 7 with 34 rules applied. Total rules applied 1465 place count 381 transition count 1075
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1469 place count 377 transition count 1011
Iterating global reduction 7 with 4 rules applied. Total rules applied 1473 place count 377 transition count 1011
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 7 with 29 rules applied. Total rules applied 1502 place count 377 transition count 982
Drop transitions (Redundant composition of simpler transitions.) removed 31 transitions
Redundant transition composition rules discarded 31 transitions
Iterating global reduction 8 with 31 rules applied. Total rules applied 1533 place count 377 transition count 951
Discarding 13 places :
Symmetric choice reduction at 8 with 13 rule applications. Total rules 1546 place count 364 transition count 925
Iterating global reduction 8 with 13 rules applied. Total rules applied 1559 place count 364 transition count 925
Discarding 13 places :
Symmetric choice reduction at 8 with 13 rule applications. Total rules 1572 place count 351 transition count 794
Iterating global reduction 8 with 13 rules applied. Total rules applied 1585 place count 351 transition count 794
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 8 with 13 rules applied. Total rules applied 1598 place count 351 transition count 781
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 1599 place count 350 transition count 780
Applied a total of 1599 rules in 180 ms. Remains 350 /1452 variables (removed 1102) and now considering 780/2517 (removed 1737) transitions.
[2026-05-24 14:53:20] [INFO ] Flow matrix only has 754 transitions (discarded 26 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10075173725603611587.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16062713677498287027.kers'
[2026-05-24 14:53:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10075173725603611587.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16062713677498287027.kers]
Normalized transition count is 753 out of 754 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 753 rows 350 cols 3786 entries
Finished phase 1 with 241 SingleSign rule and 0 generalized
[2026-05-24 14:53:20] [INFO ] Computed 109 invariants in 8 ms
Computed 109 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-16062713677498287027.kers
Total runtime 10 ms.
[2026-05-24 14:53:20] [INFO ] Implicit Places using invariants in 166 ms returned []
[2026-05-24 14:53:20] [INFO ] Flow matrix only has 754 transitions (discarded 26 similar events)
[2026-05-24 14:53:20] [INFO ] Invariant cache hit.
[2026-05-24 14:53:21] [INFO ] State equation strengthened by 43 read => feed constraints.
[2026-05-24 14:53:21] [INFO ] Implicit Places using invariants and state equation in 372 ms returned []
Implicit Place search using SMT with State Equation took 539 ms to find 0 implicit places.
[2026-05-24 14:53:21] [INFO ] Redundant transitions in 6 ms returned []
Running 719 sub problems to find dead transitions.
[2026-05-24 14:53:21] [INFO ] Flow matrix only has 754 transitions (discarded 26 similar events)
[2026-05-24 14:53:21] [INFO ] Invariant cache hit.
[2026-05-24 14:53:21] [INFO ] State equation strengthened by 43 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/349 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 719 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/349 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 719 unsolved
At refinement iteration 2 (OVERLAPS) 1/350 variables, 98/109 constraints. Problems are: Problem set: 0 solved, 719 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/350 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 719 unsolved
At refinement iteration 4 (OVERLAPS) 753/1103 variables, 350/459 constraints. Problems are: Problem set: 0 solved, 719 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1103 variables, 43/502 constraints. Problems are: Problem set: 0 solved, 719 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1103/1104 variables, and 502 constraints, problems are : Problem set: 0 solved, 719 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 109/109 constraints, State Equation: 350/350 constraints, ReadFeed: 43/43 constraints, PredecessorRefiner: 719/719 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 719 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/349 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 719 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/349 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 719 unsolved
At refinement iteration 2 (OVERLAPS) 1/350 variables, 98/109 constraints. Problems are: Problem set: 0 solved, 719 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/350 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 719 unsolved
At refinement iteration 4 (OVERLAPS) 753/1103 variables, 350/459 constraints. Problems are: Problem set: 0 solved, 719 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1103 variables, 43/502 constraints. Problems are: Problem set: 0 solved, 719 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1103 variables, 719/1221 constraints. Problems are: Problem set: 0 solved, 719 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1103/1104 variables, and 1221 constraints, problems are : Problem set: 0 solved, 719 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 109/109 constraints, State Equation: 350/350 constraints, ReadFeed: 43/43 constraints, PredecessorRefiner: 719/719 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60254ms problems are : Problem set: 0 solved, 719 unsolved
Search for dead transitions found 0 dead transitions in 60256ms
Starting structural reductions in SI_LTL mode, iteration 1 : 350/1452 places, 780/2517 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60988 ms. Remains : 350/1452 places, 780/2517 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 U p1)))'
Stuttering acceptance computed with spot in 108 ms :[(NOT p1), true, (NOT p1)]
Running random walk in product with property : DLCround-PT-06b-LTLFireability-10
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA DLCround-PT-06b-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-06b-LTLFireability-10 finished in 61134 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((F(G(p0))||G(p1)))))'
Support contains 4 out of 1452 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1452/1452 places, 2517/2517 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 1438 transition count 2494
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 1438 transition count 2494
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 35 place count 1431 transition count 2478
Iterating global reduction 0 with 7 rules applied. Total rules applied 42 place count 1431 transition count 2478
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 43 place count 1430 transition count 2468
Iterating global reduction 0 with 1 rules applied. Total rules applied 44 place count 1430 transition count 2468
Applied a total of 44 rules in 196 ms. Remains 1430 /1452 variables (removed 22) and now considering 2468/2517 (removed 49) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10649708867713509789.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12532199688662102525.kers'
[2026-05-24 14:54:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10649708867713509789.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12532199688662102525.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 2468 rows 1430 cols 7172 entries
Finished phase 1 with 1321 SingleSign rule and 0 generalized
[2026-05-24 14:54:21] [INFO ] Computed 109 invariants in 17 ms
Computed 109 P flows in 17 ms.
Exported basis to /tmp/petrispot-output-12532199688662102525.kers
Total runtime 19 ms.
[2026-05-24 14:54:22] [INFO ] Implicit Places using invariants in 570 ms returned []
[2026-05-24 14:54:22] [INFO ] Invariant cache hit.
[2026-05-24 14:54:23] [INFO ] Implicit Places using invariants and state equation in 1394 ms returned []
Implicit Place search using SMT with State Equation took 1981 ms to find 0 implicit places.
Running 2467 sub problems to find dead transitions.
[2026-05-24 14:54:23] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1429/3898 variables, and 0 constraints, problems are : Problem set: 0 solved, 2467 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1430 constraints, PredecessorRefiner: 2467/2467 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2467 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1429/3898 variables, and 0 constraints, problems are : Problem set: 0 solved, 2467 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1430 constraints, PredecessorRefiner: 0/2467 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60676ms problems are : Problem set: 0 solved, 2467 unsolved
Search for dead transitions found 0 dead transitions in 60681ms
Starting structural reductions in LTL mode, iteration 1 : 1430/1452 places, 2468/2517 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62867 ms. Remains : 1430/1452 places, 2468/2517 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((F(G(p0))||G(p1)))))'
Stuttering acceptance computed with spot in 173 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DLCround-PT-06b-LTLFireability-11
Product exploration explored 100000 steps with 0 reset in 468 ms.
Product exploration explored 100000 steps with 0 reset in 656 ms.
Computed a total of 213 stabilizing places and 213 stable transitions
Computed a total of 213 stabilizing places and 213 stable transitions
Knowledge based reduction with 2 factoid took 56 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 40000 steps (8 resets) in 582 ms. (68 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 218 ms. (182 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 677894 steps, run timeout after 3001 ms. (steps per millisecond=225 ) properties seen :0 out of 1
Probabilistic random walk after 677894 steps, saw 666834 distinct states, run finished after 3006 ms. (steps per millisecond=225 ) properties seen :0
[2026-05-24 14:55:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 113/115 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/115 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1315/1430 variables, 107/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1430 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2468/3898 variables, 1430/1539 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3898 variables, 0/1539 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/3898 variables, 0/1539 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3898/3898 variables, and 1539 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1111 ms.
Refiners :[Positive P Invariants (semi-flows): 109/109 constraints, State Equation: 1430/1430 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 113/115 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/115 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1315/1430 variables, 107/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1430 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2468/3898 variables, 1430/1539 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3898 variables, 1/1540 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3898 variables, 0/1540 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/3898 variables, 0/1540 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3898/3898 variables, and 1540 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1002 ms.
Refiners :[Positive P Invariants (semi-flows): 109/109 constraints, State Equation: 1430/1430 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2123ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 492 steps, including 0 resets, run visited all 1 properties in 5 ms. (steps per millisecond=98 )
Parikh walk visited 1 properties in 5 ms.
Knowledge based reduction with 2 factoid took 73 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Knowledge-based reduction took 5580 ms.
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Support contains 2 out of 1430 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1430/1430 places, 2468/2468 transitions.
Graph (trivial) has 1292 edges and 1430 vertex of which 389 / 1430 are part of one of the 32 SCC in 3 ms
Free SCC test removed 357 places
Ensure Unique test removed 386 transitions
Reduce isomorphic transitions removed 386 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 227 transitions
Trivial Post-agglo rules discarded 227 transitions
Performed 227 trivial Post agglomeration. Transition count delta: 227
Iterating post reduction 0 with 227 rules applied. Total rules applied 228 place count 1072 transition count 1854
Reduce places removed 227 places and 0 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 22 transitions
Trivial Post-agglo rules discarded 22 transitions
Performed 22 trivial Post agglomeration. Transition count delta: 22
Iterating post reduction 1 with 260 rules applied. Total rules applied 488 place count 845 transition count 1821
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 2 with 22 rules applied. Total rules applied 510 place count 823 transition count 1821
Performed 110 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 110 Pre rules applied. Total rules applied 510 place count 823 transition count 1711
Deduced a syphon composed of 110 places in 4 ms
Reduce places removed 110 places and 0 transitions.
Iterating global reduction 3 with 220 rules applied. Total rules applied 730 place count 713 transition count 1711
Discarding 49 places :
Symmetric choice reduction at 3 with 49 rule applications. Total rules 779 place count 664 transition count 1395
Iterating global reduction 3 with 49 rules applied. Total rules applied 828 place count 664 transition count 1395
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 832 place count 664 transition count 1391
Performed 250 Post agglomeration using F-continuation condition with reduction of 7 identical transitions.
Deduced a syphon composed of 250 places in 0 ms
Reduce places removed 250 places and 0 transitions.
Iterating global reduction 4 with 500 rules applied. Total rules applied 1332 place count 414 transition count 1134
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 4 with 7 rules applied. Total rules applied 1339 place count 414 transition count 1127
Discarding 17 places :
Symmetric choice reduction at 5 with 17 rule applications. Total rules 1356 place count 397 transition count 969
Iterating global reduction 5 with 17 rules applied. Total rules applied 1373 place count 397 transition count 969
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 5 with 17 rules applied. Total rules applied 1390 place count 397 transition count 952
Performed 16 Post agglomeration using F-continuation condition with reduction of 28 identical transitions.
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 6 with 32 rules applied. Total rules applied 1422 place count 381 transition count 1077
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 1426 place count 377 transition count 1015
Iterating global reduction 6 with 4 rules applied. Total rules applied 1430 place count 377 transition count 1015
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 6 with 29 rules applied. Total rules applied 1459 place count 377 transition count 986
Drop transitions (Redundant composition of simpler transitions.) removed 29 transitions
Redundant transition composition rules discarded 29 transitions
Iterating global reduction 7 with 29 rules applied. Total rules applied 1488 place count 377 transition count 957
Discarding 13 places :
Symmetric choice reduction at 7 with 13 rule applications. Total rules 1501 place count 364 transition count 931
Iterating global reduction 7 with 13 rules applied. Total rules applied 1514 place count 364 transition count 931
Discarding 13 places :
Symmetric choice reduction at 7 with 13 rule applications. Total rules 1527 place count 351 transition count 799
Iterating global reduction 7 with 13 rules applied. Total rules applied 1540 place count 351 transition count 799
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 7 with 13 rules applied. Total rules applied 1553 place count 351 transition count 786
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 1554 place count 350 transition count 785
Applied a total of 1554 rules in 153 ms. Remains 350 /1430 variables (removed 1080) and now considering 785/2468 (removed 1683) transitions.
[2026-05-24 14:55:31] [INFO ] Flow matrix only has 762 transitions (discarded 23 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4261201426300926906.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11589880850787998256.kers'
[2026-05-24 14:55:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4261201426300926906.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11589880850787998256.kers]
Normalized transition count is 761 out of 762 initially.
Culled 0 columns in 2 ms.
// Phase 1: matrix 761 rows 350 cols 3824 entries
Finished phase 1 with 241 SingleSign rule and 0 generalized
[2026-05-24 14:55:31] [INFO ] Computed 109 invariants in 8 ms
Computed 109 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-11589880850787998256.kers
Total runtime 10 ms.
[2026-05-24 14:55:31] [INFO ] Implicit Places using invariants in 157 ms returned []
[2026-05-24 14:55:31] [INFO ] Flow matrix only has 762 transitions (discarded 23 similar events)
[2026-05-24 14:55:31] [INFO ] Invariant cache hit.
[2026-05-24 14:55:32] [INFO ] State equation strengthened by 40 read => feed constraints.
[2026-05-24 14:55:32] [INFO ] Implicit Places using invariants and state equation in 322 ms returned []
Implicit Place search using SMT with State Equation took 483 ms to find 0 implicit places.
[2026-05-24 14:55:32] [INFO ] Redundant transitions in 7 ms returned []
Running 723 sub problems to find dead transitions.
[2026-05-24 14:55:32] [INFO ] Flow matrix only has 762 transitions (discarded 23 similar events)
[2026-05-24 14:55:32] [INFO ] Invariant cache hit.
[2026-05-24 14:55:32] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/349 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 723 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/349 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 723 unsolved
At refinement iteration 2 (OVERLAPS) 1/350 variables, 98/109 constraints. Problems are: Problem set: 0 solved, 723 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/350 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 723 unsolved
At refinement iteration 4 (OVERLAPS) 761/1111 variables, 350/459 constraints. Problems are: Problem set: 0 solved, 723 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1111 variables, 40/499 constraints. Problems are: Problem set: 0 solved, 723 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1111/1112 variables, and 499 constraints, problems are : Problem set: 0 solved, 723 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 109/109 constraints, State Equation: 350/350 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 723/723 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 723 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/349 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 723 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/349 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 723 unsolved
At refinement iteration 2 (OVERLAPS) 1/350 variables, 98/109 constraints. Problems are: Problem set: 0 solved, 723 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/350 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 723 unsolved
At refinement iteration 4 (OVERLAPS) 761/1111 variables, 350/459 constraints. Problems are: Problem set: 0 solved, 723 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1111 variables, 40/499 constraints. Problems are: Problem set: 0 solved, 723 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1111 variables, 723/1222 constraints. Problems are: Problem set: 0 solved, 723 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1111/1112 variables, and 1222 constraints, problems are : Problem set: 0 solved, 723 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 109/109 constraints, State Equation: 350/350 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 723/723 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60304ms problems are : Problem set: 0 solved, 723 unsolved
Search for dead transitions found 0 dead transitions in 60306ms
Starting structural reductions in SI_LTL mode, iteration 1 : 350/1430 places, 785/2468 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60955 ms. Remains : 350/1430 places, 785/2468 transitions.
Computed a total of 1 stabilizing places and 16 stable transitions
Computed a total of 1 stabilizing places and 16 stable transitions
Knowledge based reduction with 3 factoid took 59 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 3295 steps (0 resets) in 229 ms. (14 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 60 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Knowledge-based reduction took 246 ms.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Stuttering criterion allowed to conclude after 2794 steps with 0 reset in 30 ms.
FORMULA DLCround-PT-06b-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-06b-LTLFireability-11 finished in 131163 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(G(p1))))'
Support contains 4 out of 1452 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1452/1452 places, 2517/2517 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 1442 transition count 2498
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 1442 transition count 2498
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 24 place count 1438 transition count 2485
Iterating global reduction 0 with 4 rules applied. Total rules applied 28 place count 1438 transition count 2485
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 1437 transition count 2475
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 1437 transition count 2475
Applied a total of 30 rules in 180 ms. Remains 1437 /1452 variables (removed 15) and now considering 2475/2517 (removed 42) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2864598971682974943.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2646197792019129490.kers'
[2026-05-24 14:56:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2864598971682974943.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2646197792019129490.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 2475 rows 1437 cols 7186 entries
Finished phase 1 with 1328 SingleSign rule and 0 generalized
[2026-05-24 14:56:33] [INFO ] Computed 109 invariants in 21 ms
Computed 109 P flows in 21 ms.
Exported basis to /tmp/petrispot-output-2646197792019129490.kers
Total runtime 26 ms.
[2026-05-24 14:56:33] [INFO ] Implicit Places using invariants in 636 ms returned []
[2026-05-24 14:56:33] [INFO ] Invariant cache hit.
[2026-05-24 14:56:35] [INFO ] Implicit Places using invariants and state equation in 1383 ms returned []
Implicit Place search using SMT with State Equation took 2021 ms to find 0 implicit places.
Running 2474 sub problems to find dead transitions.
[2026-05-24 14:56:35] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1436/3912 variables, and 0 constraints, problems are : Problem set: 0 solved, 2474 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1437 constraints, PredecessorRefiner: 2474/2474 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2474 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1436/3912 variables, and 0 constraints, problems are : Problem set: 0 solved, 2474 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1437 constraints, PredecessorRefiner: 0/2474 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60723ms problems are : Problem set: 0 solved, 2474 unsolved
Search for dead transitions found 0 dead transitions in 60728ms
Starting structural reductions in LTL mode, iteration 1 : 1437/1452 places, 2475/2517 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62940 ms. Remains : 1437/1452 places, 2475/2517 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(G(p1))))'
Stuttering acceptance computed with spot in 138 ms :[(NOT p1), true, (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : DLCround-PT-06b-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA DLCround-PT-06b-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-06b-LTLFireability-12 finished in 63129 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((p0 U G((p1||F(p2)))))&&(p3 U p0))))))'
Support contains 6 out of 1452 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1452/1452 places, 2517/2517 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 1440 transition count 2496
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 1440 transition count 2496
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 31 place count 1433 transition count 2480
Iterating global reduction 0 with 7 rules applied. Total rules applied 38 place count 1433 transition count 2480
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 1432 transition count 2470
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 1432 transition count 2470
Applied a total of 40 rules in 198 ms. Remains 1432 /1452 variables (removed 20) and now considering 2470/2517 (removed 47) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4537138675846599252.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10939149481576085534.kers'
[2026-05-24 14:57:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4537138675846599252.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10939149481576085534.kers]
Culled 0 columns in 4 ms.
// Phase 1: matrix 2470 rows 1432 cols 7176 entries
Finished phase 1 with 1323 SingleSign rule and 0 generalized
[2026-05-24 14:57:36] [INFO ] Computed 109 invariants in 22 ms
Computed 109 P flows in 23 ms.
Exported basis to /tmp/petrispot-output-10939149481576085534.kers
Total runtime 29 ms.
[2026-05-24 14:57:36] [INFO ] Implicit Places using invariants in 626 ms returned []
[2026-05-24 14:57:36] [INFO ] Invariant cache hit.
[2026-05-24 14:57:38] [INFO ] Implicit Places using invariants and state equation in 1343 ms returned []
Implicit Place search using SMT with State Equation took 1971 ms to find 0 implicit places.
Running 2469 sub problems to find dead transitions.
[2026-05-24 14:57:38] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1431/3902 variables, and 0 constraints, problems are : Problem set: 0 solved, 2469 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1432 constraints, PredecessorRefiner: 2469/2469 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2469 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1431/3902 variables, and 0 constraints, problems are : Problem set: 0 solved, 2469 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1432 constraints, PredecessorRefiner: 0/2469 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60761ms problems are : Problem set: 0 solved, 2469 unsolved
Search for dead transitions found 0 dead transitions in 60766ms
Starting structural reductions in LTL mode, iteration 1 : 1432/1452 places, 2470/2517 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62949 ms. Remains : 1432/1452 places, 2470/2517 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((p0 U G((p1||F(p2)))))&&(p3 U p0))))))'
Stuttering acceptance computed with spot in 473 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (AND (NOT p1) (NOT p2)), (NOT p0), (NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : DLCround-PT-06b-LTLFireability-13
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA DLCround-PT-06b-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-06b-LTLFireability-13 finished in 63485 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 1452 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1452/1452 places, 2517/2517 transitions.
Graph (trivial) has 1313 edges and 1452 vertex of which 391 / 1452 are part of one of the 32 SCC in 0 ms
Free SCC test removed 359 places
Ensure Unique test removed 388 transitions
Reduce isomorphic transitions removed 388 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 232 transitions
Trivial Post-agglo rules discarded 232 transitions
Performed 232 trivial Post agglomeration. Transition count delta: 232
Iterating post reduction 0 with 232 rules applied. Total rules applied 233 place count 1092 transition count 1896
Reduce places removed 232 places and 0 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 22 transitions
Trivial Post-agglo rules discarded 22 transitions
Performed 22 trivial Post agglomeration. Transition count delta: 22
Iterating post reduction 1 with 265 rules applied. Total rules applied 498 place count 860 transition count 1863
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 2 with 22 rules applied. Total rules applied 520 place count 838 transition count 1863
Performed 107 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 107 Pre rules applied. Total rules applied 520 place count 838 transition count 1756
Deduced a syphon composed of 107 places in 5 ms
Reduce places removed 107 places and 0 transitions.
Iterating global reduction 3 with 214 rules applied. Total rules applied 734 place count 731 transition count 1756
Discarding 59 places :
Symmetric choice reduction at 3 with 59 rule applications. Total rules 793 place count 672 transition count 1430
Iterating global reduction 3 with 59 rules applied. Total rules applied 852 place count 672 transition count 1430
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 856 place count 672 transition count 1426
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 7 Pre rules applied. Total rules applied 856 place count 672 transition count 1419
Deduced a syphon composed of 7 places in 4 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 870 place count 665 transition count 1419
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 871 place count 664 transition count 1409
Iterating global reduction 4 with 1 rules applied. Total rules applied 872 place count 664 transition count 1409
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 873 place count 664 transition count 1408
Performed 247 Post agglomeration using F-continuation condition with reduction of 5 identical transitions.
Deduced a syphon composed of 247 places in 0 ms
Reduce places removed 247 places and 0 transitions.
Iterating global reduction 5 with 494 rules applied. Total rules applied 1367 place count 417 transition count 1156
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1373 place count 417 transition count 1150
Discarding 20 places :
Symmetric choice reduction at 6 with 20 rule applications. Total rules 1393 place count 397 transition count 962
Iterating global reduction 6 with 20 rules applied. Total rules applied 1413 place count 397 transition count 962
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 6 with 19 rules applied. Total rules applied 1432 place count 397 transition count 943
Performed 16 Post agglomeration using F-continuation condition with reduction of 28 identical transitions.
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 7 with 32 rules applied. Total rules applied 1464 place count 381 transition count 1068
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1468 place count 377 transition count 1006
Iterating global reduction 7 with 4 rules applied. Total rules applied 1472 place count 377 transition count 1006
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 7 with 29 rules applied. Total rules applied 1501 place count 377 transition count 977
Drop transitions (Redundant composition of simpler transitions.) removed 29 transitions
Redundant transition composition rules discarded 29 transitions
Iterating global reduction 8 with 29 rules applied. Total rules applied 1530 place count 377 transition count 948
Discarding 12 places :
Symmetric choice reduction at 8 with 12 rule applications. Total rules 1542 place count 365 transition count 924
Iterating global reduction 8 with 12 rules applied. Total rules applied 1554 place count 365 transition count 924
Discarding 12 places :
Symmetric choice reduction at 8 with 12 rule applications. Total rules 1566 place count 353 transition count 802
Iterating global reduction 8 with 12 rules applied. Total rules applied 1578 place count 353 transition count 802
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 8 with 12 rules applied. Total rules applied 1590 place count 353 transition count 790
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 9 with 2 rules applied. Total rules applied 1592 place count 353 transition count 790
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 9 with 1 rules applied. Total rules applied 1593 place count 353 transition count 789
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1594 place count 352 transition count 787
Iterating global reduction 9 with 1 rules applied. Total rules applied 1595 place count 352 transition count 787
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1596 place count 351 transition count 777
Iterating global reduction 9 with 1 rules applied. Total rules applied 1597 place count 351 transition count 777
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 1598 place count 351 transition count 776
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 10 with 1 rules applied. Total rules applied 1599 place count 350 transition count 775
Applied a total of 1599 rules in 212 ms. Remains 350 /1452 variables (removed 1102) and now considering 775/2517 (removed 1742) transitions.
[2026-05-24 14:58:39] [INFO ] Flow matrix only has 752 transitions (discarded 23 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8089006988519670377.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12261822782400754323.kers'
[2026-05-24 14:58:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8089006988519670377.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12261822782400754323.kers]
Normalized transition count is 751 out of 752 initially.
Culled 0 columns in 2 ms.
// Phase 1: matrix 751 rows 350 cols 3784 entries
Finished phase 1 with 241 SingleSign rule and 0 generalized
[2026-05-24 14:58:39] [INFO ] Computed 109 invariants in 8 ms
Computed 109 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-12261822782400754323.kers
Total runtime 11 ms.
[2026-05-24 14:58:39] [INFO ] Implicit Places using invariants in 165 ms returned []
[2026-05-24 14:58:39] [INFO ] Flow matrix only has 752 transitions (discarded 23 similar events)
[2026-05-24 14:58:39] [INFO ] Invariant cache hit.
[2026-05-24 14:58:40] [INFO ] State equation strengthened by 40 read => feed constraints.
[2026-05-24 14:58:40] [INFO ] Implicit Places using invariants and state equation in 326 ms returned []
Implicit Place search using SMT with State Equation took 491 ms to find 0 implicit places.
[2026-05-24 14:58:40] [INFO ] Redundant transitions in 7 ms returned []
Running 714 sub problems to find dead transitions.
[2026-05-24 14:58:40] [INFO ] Flow matrix only has 752 transitions (discarded 23 similar events)
[2026-05-24 14:58:40] [INFO ] Invariant cache hit.
[2026-05-24 14:58:40] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/349 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 714 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/349 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 714 unsolved
At refinement iteration 2 (OVERLAPS) 1/350 variables, 98/109 constraints. Problems are: Problem set: 0 solved, 714 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/350 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 714 unsolved
At refinement iteration 4 (OVERLAPS) 751/1101 variables, 350/459 constraints. Problems are: Problem set: 0 solved, 714 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1101 variables, 40/499 constraints. Problems are: Problem set: 0 solved, 714 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1101/1102 variables, and 499 constraints, problems are : Problem set: 0 solved, 714 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 109/109 constraints, State Equation: 350/350 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 714/714 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 714 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/349 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 714 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/349 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 714 unsolved
At refinement iteration 2 (OVERLAPS) 1/350 variables, 98/109 constraints. Problems are: Problem set: 0 solved, 714 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/350 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 714 unsolved
At refinement iteration 4 (OVERLAPS) 751/1101 variables, 350/459 constraints. Problems are: Problem set: 0 solved, 714 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1101 variables, 40/499 constraints. Problems are: Problem set: 0 solved, 714 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1101 variables, 714/1213 constraints. Problems are: Problem set: 0 solved, 714 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1101/1102 variables, and 1213 constraints, problems are : Problem set: 0 solved, 714 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 109/109 constraints, State Equation: 350/350 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 714/714 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60315ms problems are : Problem set: 0 solved, 714 unsolved
Search for dead transitions found 0 dead transitions in 60316ms
Starting structural reductions in SI_LTL mode, iteration 1 : 350/1452 places, 775/2517 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61032 ms. Remains : 350/1452 places, 775/2517 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Running random walk in product with property : DLCround-PT-06b-LTLFireability-14
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA DLCround-PT-06b-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-06b-LTLFireability-14 finished in 61113 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(F(p0))&&(p1||X(G(p2))))))'
Support contains 3 out of 1452 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1452/1452 places, 2517/2517 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 1438 transition count 2494
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 1438 transition count 2494
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 35 place count 1431 transition count 2478
Iterating global reduction 0 with 7 rules applied. Total rules applied 42 place count 1431 transition count 2478
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 43 place count 1430 transition count 2468
Iterating global reduction 0 with 1 rules applied. Total rules applied 44 place count 1430 transition count 2468
Applied a total of 44 rules in 187 ms. Remains 1430 /1452 variables (removed 22) and now considering 2468/2517 (removed 49) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9718885939899854711.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9050906096737181348.kers'
[2026-05-24 14:59:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9718885939899854711.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9050906096737181348.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 2468 rows 1430 cols 7172 entries
Finished phase 1 with 1321 SingleSign rule and 0 generalized
[2026-05-24 14:59:40] [INFO ] Computed 109 invariants in 21 ms
Computed 109 P flows in 22 ms.
Exported basis to /tmp/petrispot-output-9050906096737181348.kers
Total runtime 27 ms.
[2026-05-24 14:59:41] [INFO ] Implicit Places using invariants in 636 ms returned []
[2026-05-24 14:59:41] [INFO ] Invariant cache hit.
[2026-05-24 14:59:42] [INFO ] Implicit Places using invariants and state equation in 1366 ms returned []
Implicit Place search using SMT with State Equation took 2005 ms to find 0 implicit places.
Running 2467 sub problems to find dead transitions.
[2026-05-24 14:59:42] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1429/3898 variables, and 0 constraints, problems are : Problem set: 0 solved, 2467 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1430 constraints, PredecessorRefiner: 2467/2467 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2467 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1429/3898 variables, and 0 constraints, problems are : Problem set: 0 solved, 2467 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 0/109 constraints, State Equation: 0/1430 constraints, PredecessorRefiner: 0/2467 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60694ms problems are : Problem set: 0 solved, 2467 unsolved
Search for dead transitions found 0 dead transitions in 60702ms
Starting structural reductions in LTL mode, iteration 1 : 1430/1452 places, 2468/2517 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62906 ms. Remains : 1430/1452 places, 2468/2517 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(F(p0))&&(X(G(p1))||p2))))'
Stuttering acceptance computed with spot in 206 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p1), true]
Running random walk in product with property : DLCround-PT-06b-LTLFireability-15
Entered a terminal (fully accepting) state of product in 3048 steps with 1 reset in 21 ms.
FORMULA DLCround-PT-06b-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-06b-LTLFireability-15 finished in 63175 ms.
All properties solved by simple procedures.
Total runtime 961354 ms.
BK_STOP 1779634843838
--------------------
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-06b"
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-06b, 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-177955695600564"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DLCround-PT-06b.tgz
mv DLCround-PT-06b 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 '
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 ;