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.r354-tall-178024402700028.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)
......................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is LastZero-COL-N14, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r354-tall-178024402700028
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 392K
-rw-r--r-- 1 mcc users 6.7K May 27 10:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K May 27 10:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K May 27 10:27 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K May 27 10:27 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 27 10:53 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 27 10:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 27 10:53 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 27 10:53 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 9.6K May 27 10:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 94K May 27 10:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.3K May 27 10:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 25K May 27 10:27 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 27 10:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 27 10:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 26 18:17 equiv_pt
-rw-r--r-- 1 mcc users 4 May 26 18:17 instance
-rw-r--r-- 1 mcc users 5 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 34K Jun 10 17:28 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 LastZero-COL-N14-LTLFireability-00
FORMULA_NAME LastZero-COL-N14-LTLFireability-01
FORMULA_NAME LastZero-COL-N14-LTLFireability-02
FORMULA_NAME LastZero-COL-N14-LTLFireability-03
FORMULA_NAME LastZero-COL-N14-LTLFireability-04
FORMULA_NAME LastZero-COL-N14-LTLFireability-05
FORMULA_NAME LastZero-COL-N14-LTLFireability-06
FORMULA_NAME LastZero-COL-N14-LTLFireability-07
FORMULA_NAME LastZero-COL-N14-LTLFireability-08
FORMULA_NAME LastZero-COL-N14-LTLFireability-09
FORMULA_NAME LastZero-COL-N14-LTLFireability-10
FORMULA_NAME LastZero-COL-N14-LTLFireability-11
FORMULA_NAME LastZero-COL-N14-LTLFireability-12
FORMULA_NAME LastZero-COL-N14-LTLFireability-13
FORMULA_NAME LastZero-COL-N14-LTLFireability-14
FORMULA_NAME LastZero-COL-N14-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1781118394290

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LastZero-COL-N14
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202604301425
[2026-06-10 19:06:35] [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]
[2026-06-10 19:06:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-10 19:06:35] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2026-06-10 19:06:35] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-06-10 19:06:36] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 511 ms
[2026-06-10 19:06:36] [INFO ] Imported 4 HL places and 3 HL transitions for a total of 480 PT places and 3825.0 transition bindings in 16 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
[2026-06-10 19:06:36] [INFO ] Built PT skeleton of HLPN with 4 places and 3 transitions 11 arcs in 5 ms.
[2026-06-10 19:06:36] [INFO ] Skeletonized 6 HLPN properties in 1 ms. Removed 10 properties that had guard overlaps.
Computed a total of 4 stabilizing places and 2 stable transitions
Remains 2 properties that can be checked using skeleton over-approximation.
Reduce places removed 2 places and 0 transitions.
FORMULA LastZero-COL-N14-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 4 steps (0 resets) in 8 ms. (0 steps per ms) remains 0/1 properties
[2026-06-10 19:06:36] [INFO ] Flatten gal took : 13 ms
[2026-06-10 19:06:36] [INFO ] Flatten gal took : 1 ms
Domain [ID(15), ID(15)] of place array breaks symmetries in sort ID
[2026-06-10 19:06:36] [INFO ] Unfolded HLPN to a Petri net with 480 places and 3767 transitions 11693 arcs in 59 ms.
[2026-06-10 19:06:36] [INFO ] Unfolded 15 HLPN properties in 8 ms.
Initial state reduction rules removed 2 formulas.
Deduced a syphon composed of 226 places in 17 ms
Reduce places removed 226 places and 2437 transitions.
Reduce places removed 1 places and 0 transitions.
FORMULA LastZero-COL-N14-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-COL-N14-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 252 out of 253 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 253/253 places, 1330/1330 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 252 transition count 1330
Applied a total of 1 rules in 22 ms. Remains 252 /253 variables (removed 1) and now considering 1330/1330 (removed 0) transitions.
[2026-06-10 19:06:37] [INFO ] Flow matrix only has 1239 transitions (discarded 91 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4823488758555284130.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8171082105209663692.kers'
[2026-06-10 19:06:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4823488758555284130.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8171082105209663692.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 1239 rows 251 cols 3386 entries
Finished phase 1 with 238 SingleSign rule and 0 generalized
[2026-06-10 19:06:37] [INFO ] Computed 14 invariants in 4 ms
Computed 14 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-8171082105209663692.kers
Total runtime 5 ms.
[2026-06-10 19:06:37] [INFO ] Implicit Places using invariants in 252 ms returned []
[2026-06-10 19:06:37] [INFO ] Flow matrix only has 1239 transitions (discarded 91 similar events)
[2026-06-10 19:06:37] [INFO ] Invariant cache hit.
[2026-06-10 19:06:37] [INFO ] State equation strengthened by 210 read => feed constraints.
[2026-06-10 19:06:37] [INFO ] Implicit Places using invariants and state equation in 370 ms returned []
Implicit Place search using SMT with State Equation took 650 ms to find 0 implicit places.
Running 1316 sub problems to find dead transitions.
[2026-06-10 19:06:37] [INFO ] Flow matrix only has 1239 transitions (discarded 91 similar events)
[2026-06-10 19:06:37] [INFO ] Invariant cache hit.
[2026-06-10 19:06:37] [INFO ] State equation strengthened by 210 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/251 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 1316 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/251 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1316 unsolved
Problem TDEAD109 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD117 is UNSAT
Problem TDEAD118 is UNSAT
Problem TDEAD119 is UNSAT
Problem TDEAD120 is UNSAT
Problem TDEAD121 is UNSAT
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Problem TDEAD139 is UNSAT
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Problem TDEAD141 is UNSAT
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Problem TDEAD144 is UNSAT
Problem TDEAD150 is UNSAT
Problem TDEAD151 is UNSAT
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Problem TDEAD160 is UNSAT
Problem TDEAD161 is UNSAT
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Problem TDEAD174 is UNSAT
Problem TDEAD181 is UNSAT
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Problem TDEAD194 is UNSAT
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Problem TDEAD198 is UNSAT
Problem TDEAD199 is UNSAT
Problem TDEAD200 is UNSAT
Problem TDEAD201 is UNSAT
Problem TDEAD202 is UNSAT
Problem TDEAD203 is UNSAT
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Problem TDEAD206 is UNSAT
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Problem TDEAD210 is UNSAT
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Problem TDEAD215 is UNSAT
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Problem TDEAD224 is UNSAT
Problem TDEAD225 is UNSAT
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Problem TDEAD240 is UNSAT
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Problem TDEAD250 is UNSAT
Problem TDEAD251 is UNSAT
Problem TDEAD252 is UNSAT
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Problem TDEAD254 is UNSAT
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Problem TDEAD260 is UNSAT
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Problem TDEAD265 is UNSAT
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Problem TDEAD269 is UNSAT
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Problem TDEAD272 is UNSAT
Problem TDEAD281 is UNSAT
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Problem TDEAD354 is UNSAT
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Problem TDEAD365 is UNSAT
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Problem TDEAD367 is UNSAT
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Problem TDEAD370 is UNSAT
Problem TDEAD371 is UNSAT
Problem TDEAD372 is UNSAT
Problem TDEAD373 is UNSAT
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Problem TDEAD375 is UNSAT
Problem TDEAD376 is UNSAT
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Problem TDEAD380 is UNSAT
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Problem TDEAD382 is UNSAT
Problem TDEAD383 is UNSAT
Problem TDEAD384 is UNSAT
Problem TDEAD385 is UNSAT
Problem TDEAD386 is UNSAT
Problem TDEAD387 is UNSAT
Problem TDEAD388 is UNSAT
Problem TDEAD389 is UNSAT
Problem TDEAD390 is UNSAT
Problem TDEAD391 is UNSAT
Problem TDEAD392 is UNSAT
Problem TDEAD393 is UNSAT
Problem TDEAD394 is UNSAT
Problem TDEAD395 is UNSAT
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Problem TDEAD398 is UNSAT
Problem TDEAD399 is UNSAT
Problem TDEAD400 is UNSAT
Problem TDEAD401 is UNSAT
Problem TDEAD402 is UNSAT
Problem TDEAD403 is UNSAT
Problem TDEAD404 is UNSAT
Problem TDEAD405 is UNSAT
Problem TDEAD406 is UNSAT
Problem TDEAD407 is UNSAT
Problem TDEAD408 is UNSAT
Problem TDEAD409 is UNSAT
Problem TDEAD410 is UNSAT
Problem TDEAD411 is UNSAT
Problem TDEAD412 is UNSAT
Problem TDEAD413 is UNSAT
Problem TDEAD414 is UNSAT
Problem TDEAD415 is UNSAT
Problem TDEAD416 is UNSAT
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Problem TDEAD418 is UNSAT
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Problem TDEAD421 is UNSAT
Problem TDEAD422 is UNSAT
Problem TDEAD423 is UNSAT
Problem TDEAD424 is UNSAT
Problem TDEAD425 is UNSAT
Problem TDEAD426 is UNSAT
Problem TDEAD427 is UNSAT
Problem TDEAD428 is UNSAT
Problem TDEAD429 is UNSAT
Problem TDEAD430 is UNSAT
Problem TDEAD431 is UNSAT
Problem TDEAD432 is UNSAT
Problem TDEAD433 is UNSAT
Problem TDEAD434 is UNSAT
Problem TDEAD445 is UNSAT
Problem TDEAD446 is UNSAT
Problem TDEAD447 is UNSAT
Problem TDEAD448 is UNSAT
Problem TDEAD449 is UNSAT
Problem TDEAD450 is UNSAT
Problem TDEAD451 is UNSAT
Problem TDEAD452 is UNSAT
Problem TDEAD453 is UNSAT
Problem TDEAD454 is UNSAT
Problem TDEAD455 is UNSAT
Problem TDEAD456 is UNSAT
Problem TDEAD457 is UNSAT
Problem TDEAD458 is UNSAT
Problem TDEAD459 is UNSAT
Problem TDEAD460 is UNSAT
Problem TDEAD461 is UNSAT
Problem TDEAD462 is UNSAT
Problem TDEAD463 is UNSAT
Problem TDEAD464 is UNSAT
Problem TDEAD465 is UNSAT
Problem TDEAD466 is UNSAT
Problem TDEAD467 is UNSAT
Problem TDEAD468 is UNSAT
Problem TDEAD469 is UNSAT
Problem TDEAD470 is UNSAT
Problem TDEAD471 is UNSAT
Problem TDEAD472 is UNSAT
Problem TDEAD473 is UNSAT
Problem TDEAD474 is UNSAT
Problem TDEAD475 is UNSAT
Problem TDEAD476 is UNSAT
Problem TDEAD477 is UNSAT
Problem TDEAD478 is UNSAT
Problem TDEAD479 is UNSAT
Problem TDEAD480 is UNSAT
Problem TDEAD481 is UNSAT
Problem TDEAD482 is UNSAT
Problem TDEAD483 is UNSAT
Problem TDEAD484 is UNSAT
Problem TDEAD485 is UNSAT
Problem TDEAD486 is UNSAT
Problem TDEAD487 is UNSAT
Problem TDEAD488 is UNSAT
Problem TDEAD489 is UNSAT
Problem TDEAD490 is UNSAT
Problem TDEAD491 is UNSAT
Problem TDEAD492 is UNSAT
Problem TDEAD493 is UNSAT
Problem TDEAD494 is UNSAT
Problem TDEAD495 is UNSAT
Problem TDEAD496 is UNSAT
Problem TDEAD497 is UNSAT
Problem TDEAD498 is UNSAT
Problem TDEAD499 is UNSAT
Problem TDEAD500 is UNSAT
Problem TDEAD501 is UNSAT
Problem TDEAD502 is UNSAT
Problem TDEAD503 is UNSAT
Problem TDEAD504 is UNSAT
Problem TDEAD505 is UNSAT
Problem TDEAD506 is UNSAT
Problem TDEAD507 is UNSAT
Problem TDEAD508 is UNSAT
Problem TDEAD509 is UNSAT
Problem TDEAD510 is UNSAT
Problem TDEAD511 is UNSAT
Problem TDEAD512 is UNSAT
Problem TDEAD513 is UNSAT
Problem TDEAD514 is UNSAT
Problem TDEAD515 is UNSAT
Problem TDEAD516 is UNSAT
Problem TDEAD517 is UNSAT
Problem TDEAD518 is UNSAT
Problem TDEAD519 is UNSAT
Problem TDEAD520 is UNSAT
Problem TDEAD521 is UNSAT
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Problem TDEAD524 is UNSAT
Problem TDEAD525 is UNSAT
Problem TDEAD526 is UNSAT
Problem TDEAD527 is UNSAT
Problem TDEAD528 is UNSAT
Problem TDEAD529 is UNSAT
Problem TDEAD530 is UNSAT
Problem TDEAD531 is UNSAT
Problem TDEAD532 is UNSAT
Problem TDEAD533 is UNSAT
Problem TDEAD534 is UNSAT
Problem TDEAD535 is UNSAT
Problem TDEAD536 is UNSAT
Problem TDEAD537 is UNSAT
Problem TDEAD538 is UNSAT
Problem TDEAD539 is UNSAT
Problem TDEAD540 is UNSAT
Problem TDEAD541 is UNSAT
Problem TDEAD542 is UNSAT
Problem TDEAD543 is UNSAT
Problem TDEAD544 is UNSAT
Problem TDEAD556 is UNSAT
Problem TDEAD557 is UNSAT
Problem TDEAD558 is UNSAT
Problem TDEAD559 is UNSAT
Problem TDEAD560 is UNSAT
Problem TDEAD561 is UNSAT
Problem TDEAD562 is UNSAT
Problem TDEAD563 is UNSAT
Problem TDEAD564 is UNSAT
Problem TDEAD565 is UNSAT
Problem TDEAD566 is UNSAT
Problem TDEAD567 is UNSAT
Problem TDEAD568 is UNSAT
Problem TDEAD569 is UNSAT
Problem TDEAD570 is UNSAT
Problem TDEAD571 is UNSAT
Problem TDEAD572 is UNSAT
Problem TDEAD573 is UNSAT
Problem TDEAD574 is UNSAT
Problem TDEAD575 is UNSAT
Problem TDEAD576 is UNSAT
Problem TDEAD577 is UNSAT
Problem TDEAD578 is UNSAT
Problem TDEAD579 is UNSAT
Problem TDEAD580 is UNSAT
Problem TDEAD581 is UNSAT
Problem TDEAD582 is UNSAT
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Problem TDEAD584 is UNSAT
Problem TDEAD585 is UNSAT
Problem TDEAD586 is UNSAT
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Problem TDEAD592 is UNSAT
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Problem TDEAD595 is UNSAT
Problem TDEAD596 is UNSAT
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Problem TDEAD599 is UNSAT
Problem TDEAD600 is UNSAT
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Problem TDEAD602 is UNSAT
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Problem TDEAD607 is UNSAT
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Problem TDEAD611 is UNSAT
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Problem TDEAD614 is UNSAT
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Problem TDEAD619 is UNSAT
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Problem TDEAD646 is UNSAT
Problem TDEAD647 is UNSAT
Problem TDEAD648 is UNSAT
Problem TDEAD649 is UNSAT
Problem TDEAD650 is UNSAT
Problem TDEAD651 is UNSAT
Problem TDEAD652 is UNSAT
Problem TDEAD653 is UNSAT
Problem TDEAD654 is UNSAT
Problem TDEAD655 is UNSAT
Problem TDEAD656 is UNSAT
Problem TDEAD657 is UNSAT
Problem TDEAD658 is UNSAT
Problem TDEAD659 is UNSAT
Problem TDEAD660 is UNSAT
Problem TDEAD661 is UNSAT
Problem TDEAD662 is UNSAT
Problem TDEAD663 is UNSAT
Problem TDEAD664 is UNSAT
Problem TDEAD665 is UNSAT
Problem TDEAD666 is UNSAT
Problem TDEAD667 is UNSAT
Problem TDEAD668 is UNSAT
Problem TDEAD669 is UNSAT
Problem TDEAD670 is UNSAT
Problem TDEAD671 is UNSAT
Problem TDEAD672 is UNSAT
Problem TDEAD673 is UNSAT
Problem TDEAD674 is UNSAT
Problem TDEAD675 is UNSAT
Problem TDEAD676 is UNSAT
Problem TDEAD689 is UNSAT
Problem TDEAD690 is UNSAT
Problem TDEAD691 is UNSAT
Problem TDEAD692 is UNSAT
Problem TDEAD693 is UNSAT
Problem TDEAD694 is UNSAT
Problem TDEAD695 is UNSAT
Problem TDEAD696 is UNSAT
Problem TDEAD697 is UNSAT
Problem TDEAD698 is UNSAT
Problem TDEAD699 is UNSAT
Problem TDEAD700 is UNSAT
Problem TDEAD701 is UNSAT
Problem TDEAD702 is UNSAT
Problem TDEAD703 is UNSAT
Problem TDEAD704 is UNSAT
Problem TDEAD705 is UNSAT
Problem TDEAD706 is UNSAT
Problem TDEAD707 is UNSAT
Problem TDEAD708 is UNSAT
Problem TDEAD709 is UNSAT
Problem TDEAD710 is UNSAT
Problem TDEAD711 is UNSAT
Problem TDEAD712 is UNSAT
Problem TDEAD713 is UNSAT
Problem TDEAD714 is UNSAT
Problem TDEAD715 is UNSAT
Problem TDEAD716 is UNSAT
Problem TDEAD717 is UNSAT
Problem TDEAD718 is UNSAT
Problem TDEAD719 is UNSAT
Problem TDEAD720 is UNSAT
Problem TDEAD721 is UNSAT
Problem TDEAD722 is UNSAT
Problem TDEAD723 is UNSAT
Problem TDEAD724 is UNSAT
Problem TDEAD725 is UNSAT
Problem TDEAD726 is UNSAT
Problem TDEAD727 is UNSAT
Problem TDEAD728 is UNSAT
Problem TDEAD729 is UNSAT
Problem TDEAD730 is UNSAT
Problem TDEAD731 is UNSAT
Problem TDEAD732 is UNSAT
Problem TDEAD733 is UNSAT
Problem TDEAD734 is UNSAT
Problem TDEAD735 is UNSAT
Problem TDEAD736 is UNSAT
Problem TDEAD737 is UNSAT
Problem TDEAD738 is UNSAT
Problem TDEAD739 is UNSAT
Problem TDEAD740 is UNSAT
Problem TDEAD741 is UNSAT
Problem TDEAD742 is UNSAT
Problem TDEAD743 is UNSAT
Problem TDEAD744 is UNSAT
Problem TDEAD745 is UNSAT
Problem TDEAD746 is UNSAT
Problem TDEAD747 is UNSAT
Problem TDEAD748 is UNSAT
Problem TDEAD749 is UNSAT
Problem TDEAD750 is UNSAT
Problem TDEAD751 is UNSAT
Problem TDEAD752 is UNSAT
Problem TDEAD753 is UNSAT
Problem TDEAD754 is UNSAT
Problem TDEAD755 is UNSAT
Problem TDEAD756 is UNSAT
Problem TDEAD757 is UNSAT
Problem TDEAD758 is UNSAT
Problem TDEAD759 is UNSAT
Problem TDEAD760 is UNSAT
Problem TDEAD761 is UNSAT
Problem TDEAD762 is UNSAT
Problem TDEAD763 is UNSAT
Problem TDEAD764 is UNSAT
Problem TDEAD765 is UNSAT
Problem TDEAD766 is UNSAT
Problem TDEAD767 is UNSAT
Problem TDEAD768 is UNSAT
Problem TDEAD769 is UNSAT
Problem TDEAD770 is UNSAT
Problem TDEAD771 is UNSAT
Problem TDEAD772 is UNSAT
Problem TDEAD773 is UNSAT
Problem TDEAD774 is UNSAT
Problem TDEAD775 is UNSAT
Problem TDEAD776 is UNSAT
Problem TDEAD777 is UNSAT
Problem TDEAD778 is UNSAT
Problem TDEAD779 is UNSAT
Problem TDEAD780 is UNSAT
Problem TDEAD781 is UNSAT
Problem TDEAD782 is UNSAT
Problem TDEAD783 is UNSAT
Problem TDEAD784 is UNSAT
Problem TDEAD785 is UNSAT
Problem TDEAD786 is UNSAT
Problem TDEAD787 is UNSAT
Problem TDEAD788 is UNSAT
Problem TDEAD789 is UNSAT
Problem TDEAD790 is UNSAT
Problem TDEAD791 is UNSAT
Problem TDEAD792 is UNSAT
Problem TDEAD793 is UNSAT
Problem TDEAD794 is UNSAT
Problem TDEAD795 is UNSAT
Problem TDEAD796 is UNSAT
Problem TDEAD797 is UNSAT
Problem TDEAD798 is UNSAT
Problem TDEAD799 is UNSAT
Problem TDEAD800 is UNSAT
Problem TDEAD801 is UNSAT
Problem TDEAD802 is UNSAT
Problem TDEAD803 is UNSAT
Problem TDEAD804 is UNSAT
Problem TDEAD805 is UNSAT
Problem TDEAD806 is UNSAT
Problem TDEAD807 is UNSAT
Problem TDEAD808 is UNSAT
Problem TDEAD809 is UNSAT
Problem TDEAD810 is UNSAT
Problem TDEAD811 is UNSAT
Problem TDEAD812 is UNSAT
Problem TDEAD813 is UNSAT
Problem TDEAD814 is UNSAT
Problem TDEAD815 is UNSAT
Problem TDEAD816 is UNSAT
Problem TDEAD817 is UNSAT
Problem TDEAD818 is UNSAT
Problem TDEAD819 is UNSAT
Problem TDEAD820 is UNSAT
Problem TDEAD821 is UNSAT
Problem TDEAD822 is UNSAT
Problem TDEAD823 is UNSAT
Problem TDEAD824 is UNSAT
Problem TDEAD825 is UNSAT
Problem TDEAD826 is UNSAT
Problem TDEAD827 is UNSAT
Problem TDEAD828 is UNSAT
Problem TDEAD829 is UNSAT
Problem TDEAD830 is UNSAT
Problem TDEAD831 is UNSAT
Problem TDEAD832 is UNSAT
Problem TDEAD846 is UNSAT
Problem TDEAD847 is UNSAT
Problem TDEAD848 is UNSAT
Problem TDEAD849 is UNSAT
Problem TDEAD850 is UNSAT
Problem TDEAD851 is UNSAT
Problem TDEAD852 is UNSAT
Problem TDEAD853 is UNSAT
Problem TDEAD854 is UNSAT
Problem TDEAD855 is UNSAT
Problem TDEAD856 is UNSAT
Problem TDEAD857 is UNSAT
Problem TDEAD858 is UNSAT
Problem TDEAD859 is UNSAT
Problem TDEAD860 is UNSAT
Problem TDEAD861 is UNSAT
Problem TDEAD862 is UNSAT
Problem TDEAD863 is UNSAT
Problem TDEAD864 is UNSAT
Problem TDEAD865 is UNSAT
Problem TDEAD866 is UNSAT
Problem TDEAD867 is UNSAT
Problem TDEAD868 is UNSAT
Problem TDEAD869 is UNSAT
Problem TDEAD870 is UNSAT
Problem TDEAD871 is UNSAT
Problem TDEAD872 is UNSAT
Problem TDEAD873 is UNSAT
Problem TDEAD874 is UNSAT
Problem TDEAD875 is UNSAT
Problem TDEAD876 is UNSAT
Problem TDEAD877 is UNSAT
Problem TDEAD878 is UNSAT
Problem TDEAD879 is UNSAT
Problem TDEAD880 is UNSAT
Problem TDEAD881 is UNSAT
Problem TDEAD882 is UNSAT
Problem TDEAD883 is UNSAT
Problem TDEAD884 is UNSAT
Problem TDEAD885 is UNSAT
Problem TDEAD886 is UNSAT
Problem TDEAD887 is UNSAT
Problem TDEAD888 is UNSAT
Problem TDEAD889 is UNSAT
Problem TDEAD890 is UNSAT
Problem TDEAD891 is UNSAT
Problem TDEAD892 is UNSAT
Problem TDEAD893 is UNSAT
Problem TDEAD894 is UNSAT
Problem TDEAD895 is UNSAT
Problem TDEAD896 is UNSAT
Problem TDEAD897 is UNSAT
Problem TDEAD898 is UNSAT
Problem TDEAD899 is UNSAT
Problem TDEAD900 is UNSAT
Problem TDEAD901 is UNSAT
Problem TDEAD902 is UNSAT
Problem TDEAD903 is UNSAT
Problem TDEAD904 is UNSAT
Problem TDEAD905 is UNSAT
Problem TDEAD906 is UNSAT
Problem TDEAD907 is UNSAT
Problem TDEAD908 is UNSAT
Problem TDEAD909 is UNSAT
Problem TDEAD910 is UNSAT
Problem TDEAD911 is UNSAT
Problem TDEAD912 is UNSAT
Problem TDEAD913 is UNSAT
Problem TDEAD914 is UNSAT
Problem TDEAD915 is UNSAT
Problem TDEAD916 is UNSAT
Problem TDEAD917 is UNSAT
Problem TDEAD918 is UNSAT
Problem TDEAD919 is UNSAT
Problem TDEAD920 is UNSAT
Problem TDEAD921 is UNSAT
Problem TDEAD922 is UNSAT
Problem TDEAD923 is UNSAT
Problem TDEAD924 is UNSAT
Problem TDEAD925 is UNSAT
Problem TDEAD926 is UNSAT
Problem TDEAD927 is UNSAT
Problem TDEAD928 is UNSAT
Problem TDEAD929 is UNSAT
Problem TDEAD930 is UNSAT
Problem TDEAD931 is UNSAT
Problem TDEAD932 is UNSAT
Problem TDEAD933 is UNSAT
Problem TDEAD934 is UNSAT
Problem TDEAD935 is UNSAT
Problem TDEAD936 is UNSAT
Problem TDEAD937 is UNSAT
Problem TDEAD938 is UNSAT
Problem TDEAD939 is UNSAT
Problem TDEAD940 is UNSAT
Problem TDEAD941 is UNSAT
Problem TDEAD942 is UNSAT
Problem TDEAD943 is UNSAT
Problem TDEAD944 is UNSAT
Problem TDEAD945 is UNSAT
Problem TDEAD946 is UNSAT
Problem TDEAD947 is UNSAT
Problem TDEAD948 is UNSAT
Problem TDEAD949 is UNSAT
Problem TDEAD950 is UNSAT
Problem TDEAD951 is UNSAT
Problem TDEAD952 is UNSAT
Problem TDEAD953 is UNSAT
Problem TDEAD954 is UNSAT
Problem TDEAD955 is UNSAT
Problem TDEAD956 is UNSAT
Problem TDEAD957 is UNSAT
Problem TDEAD958 is UNSAT
Problem TDEAD959 is UNSAT
Problem TDEAD960 is UNSAT
Problem TDEAD961 is UNSAT
Problem TDEAD962 is UNSAT
Problem TDEAD963 is UNSAT
Problem TDEAD964 is UNSAT
Problem TDEAD965 is UNSAT
Problem TDEAD966 is UNSAT
Problem TDEAD967 is UNSAT
Problem TDEAD968 is UNSAT
Problem TDEAD969 is UNSAT
Problem TDEAD970 is UNSAT
Problem TDEAD971 is UNSAT
Problem TDEAD972 is UNSAT
Problem TDEAD973 is UNSAT
Problem TDEAD974 is UNSAT
Problem TDEAD975 is UNSAT
Problem TDEAD976 is UNSAT
Problem TDEAD977 is UNSAT
Problem TDEAD978 is UNSAT
Problem TDEAD979 is UNSAT
Problem TDEAD980 is UNSAT
Problem TDEAD981 is UNSAT
Problem TDEAD982 is UNSAT
Problem TDEAD983 is UNSAT
Problem TDEAD984 is UNSAT
Problem TDEAD985 is UNSAT
Problem TDEAD986 is UNSAT
Problem TDEAD987 is UNSAT
Problem TDEAD988 is UNSAT
Problem TDEAD989 is UNSAT
Problem TDEAD990 is UNSAT
Problem TDEAD991 is UNSAT
Problem TDEAD992 is UNSAT
Problem TDEAD993 is UNSAT
Problem TDEAD994 is UNSAT
Problem TDEAD995 is UNSAT
Problem TDEAD996 is UNSAT
Problem TDEAD997 is UNSAT
Problem TDEAD998 is UNSAT
Problem TDEAD999 is UNSAT
Problem TDEAD1000 is UNSAT
Problem TDEAD1001 is UNSAT
Problem TDEAD1002 is UNSAT
Problem TDEAD1003 is UNSAT
Problem TDEAD1004 is UNSAT
Problem TDEAD1005 is UNSAT
Problem TDEAD1006 is UNSAT
Problem TDEAD1007 is UNSAT
Problem TDEAD1008 is UNSAT
Problem TDEAD1009 is UNSAT
Problem TDEAD1010 is UNSAT
Problem TDEAD1011 is UNSAT
Problem TDEAD1012 is UNSAT
Problem TDEAD1013 is UNSAT
Problem TDEAD1014 is UNSAT
Problem TDEAD1029 is UNSAT
Problem TDEAD1030 is UNSAT
Problem TDEAD1031 is UNSAT
Problem TDEAD1032 is UNSAT
Problem TDEAD1033 is UNSAT
Problem TDEAD1034 is UNSAT
Problem TDEAD1035 is UNSAT
Problem TDEAD1036 is UNSAT
Problem TDEAD1037 is UNSAT
Problem TDEAD1038 is UNSAT
Problem TDEAD1039 is UNSAT
Problem TDEAD1040 is UNSAT
Problem TDEAD1041 is UNSAT
Problem TDEAD1042 is UNSAT
Problem TDEAD1043 is UNSAT
Problem TDEAD1044 is UNSAT
Problem TDEAD1045 is UNSAT
Problem TDEAD1046 is UNSAT
Problem TDEAD1047 is UNSAT
Problem TDEAD1048 is UNSAT
Problem TDEAD1049 is UNSAT
Problem TDEAD1050 is UNSAT
Problem TDEAD1051 is UNSAT
Problem TDEAD1052 is UNSAT
Problem TDEAD1053 is UNSAT
Problem TDEAD1054 is UNSAT
Problem TDEAD1055 is UNSAT
Problem TDEAD1056 is UNSAT
Problem TDEAD1057 is UNSAT
Problem TDEAD1058 is UNSAT
Problem TDEAD1059 is UNSAT
Problem TDEAD1060 is UNSAT
Problem TDEAD1061 is UNSAT
Problem TDEAD1062 is UNSAT
Problem TDEAD1063 is UNSAT
Problem TDEAD1064 is UNSAT
Problem TDEAD1065 is UNSAT
Problem TDEAD1066 is UNSAT
Problem TDEAD1067 is UNSAT
Problem TDEAD1068 is UNSAT
Problem TDEAD1069 is UNSAT
Problem TDEAD1070 is UNSAT
Problem TDEAD1071 is UNSAT
Problem TDEAD1072 is UNSAT
Problem TDEAD1073 is UNSAT
Problem TDEAD1074 is UNSAT
Problem TDEAD1075 is UNSAT
Problem TDEAD1076 is UNSAT
Problem TDEAD1077 is UNSAT
Problem TDEAD1078 is UNSAT
Problem TDEAD1079 is UNSAT
Problem TDEAD1080 is UNSAT
Problem TDEAD1081 is UNSAT
Problem TDEAD1082 is UNSAT
Problem TDEAD1083 is UNSAT
Problem TDEAD1084 is UNSAT
Problem TDEAD1085 is UNSAT
Problem TDEAD1086 is UNSAT
Problem TDEAD1087 is UNSAT
Problem TDEAD1088 is UNSAT
Problem TDEAD1089 is UNSAT
Problem TDEAD1090 is UNSAT
Problem TDEAD1091 is UNSAT
Problem TDEAD1092 is UNSAT
Problem TDEAD1093 is UNSAT
Problem TDEAD1094 is UNSAT
Problem TDEAD1095 is UNSAT
Problem TDEAD1096 is UNSAT
Problem TDEAD1097 is UNSAT
Problem TDEAD1098 is UNSAT
Problem TDEAD1099 is UNSAT
Problem TDEAD1100 is UNSAT
Problem TDEAD1101 is UNSAT
Problem TDEAD1102 is UNSAT
Problem TDEAD1103 is UNSAT
Problem TDEAD1104 is UNSAT
Problem TDEAD1105 is UNSAT
Problem TDEAD1106 is UNSAT
Problem TDEAD1107 is UNSAT
Problem TDEAD1108 is UNSAT
Problem TDEAD1109 is UNSAT
Problem TDEAD1110 is UNSAT
Problem TDEAD1111 is UNSAT
Problem TDEAD1112 is UNSAT
Problem TDEAD1113 is UNSAT
Problem TDEAD1114 is UNSAT
Problem TDEAD1115 is UNSAT
Problem TDEAD1116 is UNSAT
Problem TDEAD1117 is UNSAT
Problem TDEAD1118 is UNSAT
Problem TDEAD1119 is UNSAT
Problem TDEAD1120 is UNSAT
Problem TDEAD1121 is UNSAT
Problem TDEAD1122 is UNSAT
Problem TDEAD1123 is UNSAT
Problem TDEAD1124 is UNSAT
Problem TDEAD1125 is UNSAT
Problem TDEAD1126 is UNSAT
Problem TDEAD1127 is UNSAT
Problem TDEAD1128 is UNSAT
Problem TDEAD1129 is UNSAT
Problem TDEAD1130 is UNSAT
Problem TDEAD1131 is UNSAT
Problem TDEAD1132 is UNSAT
Problem TDEAD1133 is UNSAT
Problem TDEAD1134 is UNSAT
Problem TDEAD1135 is UNSAT
Problem TDEAD1136 is UNSAT
Problem TDEAD1137 is UNSAT
Problem TDEAD1138 is UNSAT
Problem TDEAD1139 is UNSAT
Problem TDEAD1140 is UNSAT
Problem TDEAD1141 is UNSAT
Problem TDEAD1142 is UNSAT
Problem TDEAD1143 is UNSAT
Problem TDEAD1144 is UNSAT
Problem TDEAD1145 is UNSAT
Problem TDEAD1146 is UNSAT
Problem TDEAD1147 is UNSAT
Problem TDEAD1148 is UNSAT
Problem TDEAD1149 is UNSAT
Problem TDEAD1150 is UNSAT
Problem TDEAD1151 is UNSAT
Problem TDEAD1152 is UNSAT
Problem TDEAD1153 is UNSAT
Problem TDEAD1154 is UNSAT
Problem TDEAD1155 is UNSAT
Problem TDEAD1156 is UNSAT
Problem TDEAD1157 is UNSAT
Problem TDEAD1158 is UNSAT
Problem TDEAD1159 is UNSAT
Problem TDEAD1160 is UNSAT
Problem TDEAD1161 is UNSAT
Problem TDEAD1162 is UNSAT
Problem TDEAD1163 is UNSAT
Problem TDEAD1164 is UNSAT
Problem TDEAD1165 is UNSAT
Problem TDEAD1166 is UNSAT
Problem TDEAD1167 is UNSAT
Problem TDEAD1168 is UNSAT
Problem TDEAD1169 is UNSAT
Problem TDEAD1170 is UNSAT
Problem TDEAD1171 is UNSAT
Problem TDEAD1172 is UNSAT
Problem TDEAD1173 is UNSAT
Problem TDEAD1174 is UNSAT
Problem TDEAD1175 is UNSAT
Problem TDEAD1176 is UNSAT
Problem TDEAD1177 is UNSAT
Problem TDEAD1178 is UNSAT
Problem TDEAD1179 is UNSAT
Problem TDEAD1180 is UNSAT
Problem TDEAD1181 is UNSAT
Problem TDEAD1182 is UNSAT
Problem TDEAD1183 is UNSAT
Problem TDEAD1184 is UNSAT
Problem TDEAD1185 is UNSAT
Problem TDEAD1186 is UNSAT
Problem TDEAD1187 is UNSAT
Problem TDEAD1188 is UNSAT
Problem TDEAD1189 is UNSAT
Problem TDEAD1190 is UNSAT
Problem TDEAD1191 is UNSAT
Problem TDEAD1192 is UNSAT
Problem TDEAD1193 is UNSAT
Problem TDEAD1194 is UNSAT
Problem TDEAD1195 is UNSAT
Problem TDEAD1196 is UNSAT
Problem TDEAD1197 is UNSAT
Problem TDEAD1198 is UNSAT
Problem TDEAD1199 is UNSAT
Problem TDEAD1200 is UNSAT
Problem TDEAD1201 is UNSAT
Problem TDEAD1202 is UNSAT
Problem TDEAD1203 is UNSAT
Problem TDEAD1204 is UNSAT
Problem TDEAD1205 is UNSAT
Problem TDEAD1206 is UNSAT
Problem TDEAD1207 is UNSAT
Problem TDEAD1208 is UNSAT
Problem TDEAD1209 is UNSAT
Problem TDEAD1210 is UNSAT
Problem TDEAD1211 is UNSAT
Problem TDEAD1212 is UNSAT
Problem TDEAD1213 is UNSAT
Problem TDEAD1214 is UNSAT
Problem TDEAD1215 is UNSAT
Problem TDEAD1216 is UNSAT
Problem TDEAD1217 is UNSAT
Problem TDEAD1218 is UNSAT
Problem TDEAD1219 is UNSAT
Problem TDEAD1220 is UNSAT
Problem TDEAD1221 is UNSAT
Problem TDEAD1222 is UNSAT
Problem TDEAD1223 is UNSAT
Problem TDEAD1224 is UNSAT
At refinement iteration 2 (OVERLAPS) 1239/1490 variables, 251/265 constraints. Problems are: Problem set: 1014 solved, 302 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1490 variables, 210/475 constraints. Problems are: Problem set: 1014 solved, 302 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1490/1491 variables, and 475 constraints, problems are : Problem set: 1014 solved, 302 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 251/252 constraints, ReadFeed: 210/210 constraints, PredecessorRefiner: 1316/1316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1014 solved, 302 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/251 variables, 14/14 constraints. Problems are: Problem set: 1014 solved, 302 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/251 variables, 0/14 constraints. Problems are: Problem set: 1014 solved, 302 unsolved
At refinement iteration 2 (OVERLAPS) 1239/1490 variables, 251/265 constraints. Problems are: Problem set: 1014 solved, 302 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1490 variables, 210/475 constraints. Problems are: Problem set: 1014 solved, 302 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1490 variables, 302/777 constraints. Problems are: Problem set: 1014 solved, 302 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1490 variables, 0/777 constraints. Problems are: Problem set: 1014 solved, 302 unsolved
Problem TDEAD106 is UNSAT
At refinement iteration 6 (OVERLAPS) 1/1491 variables, 1/778 constraints. Problems are: Problem set: 1015 solved, 301 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1491/1491 variables, and 778 constraints, problems are : Problem set: 1015 solved, 301 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 252/252 constraints, ReadFeed: 210/210 constraints, PredecessorRefiner: 302/1316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60789ms problems are : Problem set: 1015 solved, 301 unsolved
Search for dead transitions found 1015 dead transitions in 60810ms
Found 1015 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1015 transitions
Dead transitions reduction (with SMT) removed 1015 transitions
Starting structural reductions in LTL mode, iteration 1 : 252/253 places, 315/1330 transitions.
Applied a total of 0 rules in 2 ms. Remains 252 /252 variables (removed 0) and now considering 315/315 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 61523 ms. Remains : 252/253 places, 315/1330 transitions.
Starting structural reductions in LTL mode, iteration 0 : 252/252 places, 315/315 transitions.
Applied a total of 0 rules in 1 ms. Remains 252 /252 variables (removed 0) and now considering 315/315 (removed 0) transitions.
[2026-06-10 19:07:38] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8719836299586391596.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5085794000840399188.kers'
[2026-06-10 19:07:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8719836299586391596.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5085794000840399188.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 224 rows 251 cols 551 entries
Finished phase 1 with 223 SingleSign rule and 1 generalized
[2026-06-10 19:07:38] [INFO ] Computed 28 invariants in 0 ms
Computed 28 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5085794000840399188.kers
Total runtime 1 ms.
[2026-06-10 19:07:38] [INFO ] Implicit Places using invariants in 49 ms returned []
[2026-06-10 19:07:38] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:07:38] [INFO ] Invariant cache hit.
[2026-06-10 19:07:38] [INFO ] State equation strengthened by 105 read => feed constraints.
[2026-06-10 19:07:38] [INFO ] Implicit Places using invariants and state equation in 104 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
Running 301 sub problems to find dead transitions.
[2026-06-10 19:07:38] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:07:38] [INFO ] Invariant cache hit.
[2026-06-10 19:07:38] [INFO ] State equation strengthened by 105 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/251 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 301 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/251 variables, 20/47 constraints. Problems are: Problem set: 0 solved, 301 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/251 variables, 20/67 constraints. Problems are: Problem set: 0 solved, 301 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/251 variables, 20/87 constraints. Problems are: Problem set: 0 solved, 301 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/251 variables, 20/107 constraints. Problems are: Problem set: 0 solved, 301 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/251 variables, 20/127 constraints. Problems are: Problem set: 0 solved, 301 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/251 variables, 2/129 constraints. Problems are: Problem set: 0 solved, 301 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/251 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 301 unsolved
At refinement iteration 8 (OVERLAPS) 1/252 variables, 1/130 constraints. Problems are: Problem set: 0 solved, 301 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/252 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 301 unsolved
At refinement iteration 10 (OVERLAPS) 224/476 variables, 252/382 constraints. Problems are: Problem set: 0 solved, 301 unsolved
SMT process timed out in 30044ms, After SMT, problems are : Problem set: 0 solved, 301 unsolved
Search for dead transitions found 0 dead transitions in 30047ms
Finished structural reductions in LTL mode , in 1 iterations and 30206 ms. Remains : 252/252 places, 315/315 transitions.
Support contains 252 out of 252 places after structural reductions.
[2026-06-10 19:08:09] [INFO ] Flatten gal took : 143 ms
[2026-06-10 19:08:09] [INFO ] Flatten gal took : 94 ms
[2026-06-10 19:08:09] [INFO ] Input system was already deterministic with 315 transitions.
Reduction of identical properties reduced properties to check from 9 to 4
RANDOM walk for 138 steps (0 resets) in 54 ms. (2 steps per ms) remains 0/4 properties
FORMULA LastZero-COL-N14-LTLFireability-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 252 stabilizing places and 315 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 252 transition count 315
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||G((X(p2)&&p1))))'
Support contains 252 out of 252 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 252/252 places, 315/315 transitions.
Applied a total of 0 rules in 1 ms. Remains 252 /252 variables (removed 0) and now considering 315/315 (removed 0) transitions.
[2026-06-10 19:08:10] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:08:10] [INFO ] Invariant cache hit.
[2026-06-10 19:08:10] [INFO ] Implicit Places using invariants in 42 ms returned []
[2026-06-10 19:08:10] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:08:10] [INFO ] Invariant cache hit.
[2026-06-10 19:08:10] [INFO ] State equation strengthened by 105 read => feed constraints.
[2026-06-10 19:08:10] [INFO ] Implicit Places using invariants and state equation in 120 ms returned []
Implicit Place search using SMT with State Equation took 164 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 166 ms. Remains : 252/252 places, 315/315 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)||G((X(p2)&&p1))))'
Stuttering acceptance computed with spot in 300 ms :[true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p2) (NOT p1)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0)]
Running random walk in product with property : LastZero-COL-N14-LTLFireability-01
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 6 ms.
FORMULA LastZero-COL-N14-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N14-LTLFireability-01 finished in 584 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(p0)||G(!p0)))&&(p1 U (p0||G(p1))))))'
Support contains 238 out of 252 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 252/252 places, 315/315 transitions.
Applied a total of 0 rules in 15 ms. Remains 252 /252 variables (removed 0) and now considering 315/315 (removed 0) transitions.
[2026-06-10 19:08:11] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:08:11] [INFO ] Invariant cache hit.
[2026-06-10 19:08:11] [INFO ] Implicit Places using invariants in 62 ms returned []
[2026-06-10 19:08:11] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:08:11] [INFO ] Invariant cache hit.
[2026-06-10 19:08:11] [INFO ] State equation strengthened by 105 read => feed constraints.
[2026-06-10 19:08:11] [INFO ] Implicit Places using invariants and state equation in 165 ms returned []
Implicit Place search using SMT with State Equation took 232 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 247 ms. Remains : 252/252 places, 315/315 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(p0)||G(!p0)))&&(p1 U (p0||G(p1))))))'
Stuttering acceptance computed with spot in 287 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), true, false, (AND (NOT p0) (NOT p1)), (NOT p0), false, p0]
Running random walk in product with property : LastZero-COL-N14-LTLFireability-02
Entered a terminal (fully accepting) state of product in 63 steps with 15 reset in 12 ms.
FORMULA LastZero-COL-N14-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N14-LTLFireability-02 finished in 607 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 118 out of 252 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 252/252 places, 315/315 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 239 transition count 302
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 239 transition count 302
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 39 place count 226 transition count 289
Iterating global reduction 0 with 13 rules applied. Total rules applied 52 place count 226 transition count 289
Applied a total of 52 rules in 35 ms. Remains 226 /252 variables (removed 26) and now considering 289/315 (removed 26) transitions.
[2026-06-10 19:08:11] [INFO ] Flow matrix only has 198 transitions (discarded 91 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2506147581129006585.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13582739830006960910.kers'
[2026-06-10 19:08:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2506147581129006585.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13582739830006960910.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 198 rows 224 cols 485 entries
Finished phase 1 with 196 SingleSign rule and 2 generalized
[2026-06-10 19:08:11] [INFO ] Computed 28 invariants in 0 ms
Computed 28 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13582739830006960910.kers
Total runtime 1 ms.
[2026-06-10 19:08:12] [INFO ] Implicit Places using invariants in 83 ms returned [104]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 85 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 225/252 places, 289/315 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 224 transition count 288
Applied a total of 2 rules in 19 ms. Remains 224 /225 variables (removed 1) and now considering 288/289 (removed 1) transitions.
[2026-06-10 19:08:12] [INFO ] Flow matrix only has 197 transitions (discarded 91 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5961460157841414783.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7686406650841856948.kers'
[2026-06-10 19:08:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5961460157841414783.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7686406650841856948.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 197 rows 222 cols 482 entries
Finished phase 1 with 196 SingleSign rule and 1 generalized
[2026-06-10 19:08:12] [INFO ] Computed 27 invariants in 0 ms
Computed 27 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7686406650841856948.kers
Total runtime 1 ms.
[2026-06-10 19:08:12] [INFO ] Implicit Places using invariants in 83 ms returned []
[2026-06-10 19:08:12] [INFO ] Flow matrix only has 197 transitions (discarded 91 similar events)
[2026-06-10 19:08:12] [INFO ] Invariant cache hit.
[2026-06-10 19:08:12] [INFO ] State equation strengthened by 92 read => feed constraints.
[2026-06-10 19:08:12] [INFO ] Implicit Places using invariants and state equation in 344 ms returned []
Implicit Place search using SMT with State Equation took 429 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 224/252 places, 288/315 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 568 ms. Remains : 224/252 places, 288/315 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : LastZero-COL-N14-LTLFireability-04
Product exploration explored 100000 steps with 3775 reset in 464 ms.
Product exploration explored 100000 steps with 3780 reset in 368 ms.
Computed a total of 224 stabilizing places and 288 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 224 transition count 288
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 4 factoid took 43 ms. Proved property starting from automaton with 2 states, 3 edges and 1 AP (stutter insensitive
Knowledge-based reduction took 129 ms.
FORMULA LastZero-COL-N14-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LastZero-COL-N14-LTLFireability-04 finished in 1646 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F((!p0&&X(!p0))) U X((F(G(!p2))||p1)))))'
Support contains 238 out of 252 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 252/252 places, 315/315 transitions.
Applied a total of 0 rules in 3 ms. Remains 252 /252 variables (removed 0) and now considering 315/315 (removed 0) transitions.
[2026-06-10 19:08:13] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9024900888947639969.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16128910231473173153.kers'
[2026-06-10 19:08:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9024900888947639969.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16128910231473173153.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 224 rows 251 cols 551 entries
Finished phase 1 with 223 SingleSign rule and 1 generalized
[2026-06-10 19:08:13] [INFO ] Computed 28 invariants in 1 ms
Computed 28 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16128910231473173153.kers
Total runtime 2 ms.
[2026-06-10 19:08:13] [INFO ] Implicit Places using invariants in 61 ms returned []
[2026-06-10 19:08:13] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:08:13] [INFO ] Invariant cache hit.
[2026-06-10 19:08:13] [INFO ] State equation strengthened by 105 read => feed constraints.
[2026-06-10 19:08:13] [INFO ] Implicit Places using invariants and state equation in 166 ms returned []
Implicit Place search using SMT with State Equation took 231 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 235 ms. Remains : 252/252 places, 315/315 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F((!p0&&X(!p0))) U X((F(G(!p2))||p1)))))'
Stuttering acceptance computed with spot in 263 ms :[(AND (NOT p1) p2), (AND p0 (NOT p1) p2), (AND (NOT p1) p2), (AND p0 (NOT p1) p2), (AND p0 p2), (AND p0 p2)]
Running random walk in product with property : LastZero-COL-N14-LTLFireability-05
Product exploration explored 100000 steps with 40038 reset in 8387 ms.
Product exploration explored 100000 steps with 40088 reset in 8394 ms.
Computed a total of 252 stabilizing places and 315 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 252 transition count 315
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 19 factoid took 19 ms. Proved property starting from automaton with 6 states, 17 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 222 ms.
FORMULA LastZero-COL-N14-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LastZero-COL-N14-LTLFireability-05 finished in 17584 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))&&F(p1))))'
Support contains 238 out of 252 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 252/252 places, 315/315 transitions.
Applied a total of 0 rules in 1 ms. Remains 252 /252 variables (removed 0) and now considering 315/315 (removed 0) transitions.
[2026-06-10 19:08:31] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:08:31] [INFO ] Invariant cache hit.
[2026-06-10 19:08:31] [INFO ] Implicit Places using invariants in 60 ms returned []
[2026-06-10 19:08:31] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:08:31] [INFO ] Invariant cache hit.
[2026-06-10 19:08:31] [INFO ] State equation strengthened by 105 read => feed constraints.
[2026-06-10 19:08:31] [INFO ] Implicit Places using invariants and state equation in 145 ms returned []
Implicit Place search using SMT with State Equation took 207 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 209 ms. Remains : 252/252 places, 315/315 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))&&F(p1))))'
Stuttering acceptance computed with spot in 176 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Running random walk in product with property : LastZero-COL-N14-LTLFireability-07
Product exploration explored 100000 steps with 4214 reset in 1397 ms.
Product exploration explored 100000 steps with 4262 reset in 1417 ms.
Computed a total of 252 stabilizing places and 315 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 252 transition count 315
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 4 factoid took 124 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
RANDOM walk for 96 steps (0 resets) in 7 ms. (12 steps per ms) remains 0/2 properties
Knowledge based reduction with 4 factoid took 146 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 158 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
[2026-06-10 19:08:34] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:08:34] [INFO ] Invariant cache hit.
[2026-06-10 19:08:35] [INFO ] [Real]Absence check using 27 positive place invariants in 22 ms returned sat
[2026-06-10 19:08:35] [INFO ] [Real]Absence check using 27 positive and 1 generalized place invariants in 6 ms returned sat
[2026-06-10 19:08:35] [INFO ] [Real]Absence check using state equation in 390 ms returned sat
[2026-06-10 19:08:35] [INFO ] Solution in real domain found non-integer solution.
[2026-06-10 19:08:36] [INFO ] [Nat]Absence check using 27 positive place invariants in 18 ms returned sat
[2026-06-10 19:08:36] [INFO ] [Nat]Absence check using 27 positive and 1 generalized place invariants in 3 ms returned sat
[2026-06-10 19:08:37] [INFO ] [Nat]Absence check using state equation in 472 ms returned sat
[2026-06-10 19:08:37] [INFO ] State equation strengthened by 105 read => feed constraints.
[2026-06-10 19:08:37] [INFO ] [Nat]Added 105 Read/Feed constraints in 17 ms returned sat
[2026-06-10 19:08:37] [INFO ] Computed and/alt/rep : 206/216/200 causal constraints (skipped 10 transitions) in 10 ms.
[2026-06-10 19:08:37] [INFO ] Added : 24 causal constraints over 5 iterations in 167 ms. Result :sat
Could not prove EG (NOT p1)
Knowledge-based reduction took 2871 ms.
Stuttering acceptance computed with spot in 163 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Support contains 238 out of 252 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 252/252 places, 315/315 transitions.
Applied a total of 0 rules in 1 ms. Remains 252 /252 variables (removed 0) and now considering 315/315 (removed 0) transitions.
[2026-06-10 19:08:37] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:08:37] [INFO ] Invariant cache hit.
[2026-06-10 19:08:37] [INFO ] Implicit Places using invariants in 71 ms returned []
[2026-06-10 19:08:37] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:08:37] [INFO ] Invariant cache hit.
[2026-06-10 19:08:37] [INFO ] State equation strengthened by 105 read => feed constraints.
[2026-06-10 19:08:37] [INFO ] Implicit Places using invariants and state equation in 161 ms returned []
Implicit Place search using SMT with State Equation took 234 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 236 ms. Remains : 252/252 places, 315/315 transitions.
Computed a total of 252 stabilizing places and 315 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 252 transition count 315
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 3 factoid took 133 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
RANDOM walk for 57 steps (0 resets) in 8 ms. (6 steps per ms) remains 0/2 properties
Knowledge based reduction with 3 factoid took 141 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 162 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
[2026-06-10 19:08:38] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:08:38] [INFO ] Invariant cache hit.
[2026-06-10 19:08:38] [INFO ] [Real]Absence check using 27 positive place invariants in 21 ms returned sat
[2026-06-10 19:08:38] [INFO ] [Real]Absence check using 27 positive and 1 generalized place invariants in 3 ms returned sat
[2026-06-10 19:08:39] [INFO ] [Real]Absence check using state equation in 388 ms returned sat
[2026-06-10 19:08:39] [INFO ] Solution in real domain found non-integer solution.
[2026-06-10 19:08:39] [INFO ] [Nat]Absence check using 27 positive place invariants in 17 ms returned sat
[2026-06-10 19:08:39] [INFO ] [Nat]Absence check using 27 positive and 1 generalized place invariants in 3 ms returned sat
[2026-06-10 19:08:40] [INFO ] [Nat]Absence check using state equation in 475 ms returned sat
[2026-06-10 19:08:40] [INFO ] State equation strengthened by 105 read => feed constraints.
[2026-06-10 19:08:40] [INFO ] [Nat]Added 105 Read/Feed constraints in 16 ms returned sat
[2026-06-10 19:08:40] [INFO ] Computed and/alt/rep : 206/216/200 causal constraints (skipped 10 transitions) in 12 ms.
[2026-06-10 19:08:40] [INFO ] Added : 24 causal constraints over 5 iterations in 148 ms. Result :sat
Could not prove EG (NOT p1)
Knowledge-based reduction took 2804 ms.
Stuttering acceptance computed with spot in 153 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 179 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 4261 reset in 1365 ms.
Product exploration explored 100000 steps with 4266 reset in 1375 ms.
Spot run failed in 78 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin13815130270430857093
[2026-06-10 19:08:43] [INFO ] Built C files in 22ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13815130270430857093
Running compilation step : cd /tmp/ltsmin13815130270430857093;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 974 ms.
Running link step : cd /tmp/ltsmin13815130270430857093;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 46 ms.
Running LTSmin : cd /tmp/ltsmin13815130270430857093;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased14609418657476378618.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 238 out of 252 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 252/252 places, 315/315 transitions.
Applied a total of 0 rules in 4 ms. Remains 252 /252 variables (removed 0) and now considering 315/315 (removed 0) transitions.
[2026-06-10 19:08:58] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:08:58] [INFO ] Invariant cache hit.
[2026-06-10 19:08:58] [INFO ] Implicit Places using invariants in 59 ms returned []
[2026-06-10 19:08:58] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:08:58] [INFO ] Invariant cache hit.
[2026-06-10 19:08:58] [INFO ] State equation strengthened by 105 read => feed constraints.
[2026-06-10 19:08:58] [INFO ] Implicit Places using invariants and state equation in 142 ms returned []
Implicit Place search using SMT with State Equation took 203 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 208 ms. Remains : 252/252 places, 315/315 transitions.
Built C files in :
/tmp/ltsmin6191612619914097521
[2026-06-10 19:08:58] [INFO ] Built C files in 10ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6191612619914097521
Running compilation step : cd /tmp/ltsmin6191612619914097521;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 823 ms.
Running link step : cd /tmp/ltsmin6191612619914097521;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin6191612619914097521;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased3350880309379855548.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-06-10 19:09:14] [INFO ] Flatten gal took : 16 ms
[2026-06-10 19:09:14] [INFO ] Flatten gal took : 15 ms
[2026-06-10 19:09:14] [INFO ] Time to serialize gal into /tmp/LTL10028393029043310576.gal : 6 ms
[2026-06-10 19:09:14] [INFO ] Time to serialize properties into /tmp/LTL11003257295036504601.prop : 10 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL10028393029043310576.gal' '-t' 'CGAL' '-hoa' '/tmp/aut2942633656929965371.hoa' '-atoms' '/tmp/LTL11003257295036504601.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL11003257295036504601.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut2942633656929965371.hoa
Reverse transition relation is NOT exact ! Due to transitions t105, t106, t107, t108, t109, t110, t111, t112, t113, t114, t115, t116, t117, t118, t119, t12...799
Computing Next relation with stutter on 8192 deadlock states
4 unique states visited
0 strongly connected components in search stack
3 transitions explored
3 items max in DFS search stack
1133 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,11.3819,371572,1,0,1056,1.38391e+06,659,516,10099,1.23494e+06,1296
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA LastZero-COL-N14-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property LastZero-COL-N14-LTLFireability-07 finished in 55940 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(!p0)&&F(p1))))'
Support contains 238 out of 252 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 252/252 places, 315/315 transitions.
Applied a total of 0 rules in 3 ms. Remains 252 /252 variables (removed 0) and now considering 315/315 (removed 0) transitions.
[2026-06-10 19:09:27] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:09:27] [INFO ] Invariant cache hit.
[2026-06-10 19:09:27] [INFO ] Implicit Places using invariants in 61 ms returned []
[2026-06-10 19:09:27] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:09:27] [INFO ] Invariant cache hit.
[2026-06-10 19:09:27] [INFO ] State equation strengthened by 105 read => feed constraints.
[2026-06-10 19:09:27] [INFO ] Implicit Places using invariants and state equation in 166 ms returned []
Implicit Place search using SMT with State Equation took 230 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 233 ms. Remains : 252/252 places, 315/315 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&F(p1))))'
Stuttering acceptance computed with spot in 195 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : LastZero-COL-N14-LTLFireability-08
Product exploration explored 100000 steps with 50000 reset in 4600 ms.
Product exploration explored 100000 steps with 50000 reset in 4601 ms.
Computed a total of 252 stabilizing places and 315 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 252 transition count 315
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 11 factoid took 20 ms. Proved property starting from automaton with 4 states, 6 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 155 ms.
FORMULA LastZero-COL-N14-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LastZero-COL-N14-LTLFireability-08 finished in 9835 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&&(p1 U !p2)))))'
Support contains 238 out of 252 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 252/252 places, 315/315 transitions.
Applied a total of 0 rules in 11 ms. Remains 252 /252 variables (removed 0) and now considering 315/315 (removed 0) transitions.
[2026-06-10 19:09:36] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:09:36] [INFO ] Invariant cache hit.
[2026-06-10 19:09:36] [INFO ] Implicit Places using invariants in 57 ms returned []
[2026-06-10 19:09:37] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:09:37] [INFO ] Invariant cache hit.
[2026-06-10 19:09:37] [INFO ] State equation strengthened by 105 read => feed constraints.
[2026-06-10 19:09:37] [INFO ] Implicit Places using invariants and state equation in 164 ms returned []
Implicit Place search using SMT with State Equation took 223 ms to find 0 implicit places.
[2026-06-10 19:09:37] [INFO ] Redundant transitions in 17 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 257 ms. Remains : 252/252 places, 315/315 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(((p0 U !p1)&&p2))))'
Stuttering acceptance computed with spot in 88 ms :[(OR (NOT p2) p1), p1]
Running random walk in product with property : LastZero-COL-N14-LTLFireability-09
Stuttering criterion allowed to conclude after 42 steps with 0 reset in 8 ms.
FORMULA LastZero-COL-N14-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N14-LTLFireability-09 finished in 412 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(!p0) U X((!p1&&G(!p2)))) U (G(!p0) U !p3)))'
Support contains 252 out of 252 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 252/252 places, 315/315 transitions.
Applied a total of 0 rules in 4 ms. Remains 252 /252 variables (removed 0) and now considering 315/315 (removed 0) transitions.
[2026-06-10 19:09:37] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:09:37] [INFO ] Invariant cache hit.
[2026-06-10 19:09:37] [INFO ] Implicit Places using invariants in 48 ms returned []
[2026-06-10 19:09:37] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:09:37] [INFO ] Invariant cache hit.
[2026-06-10 19:09:37] [INFO ] State equation strengthened by 105 read => feed constraints.
[2026-06-10 19:09:37] [INFO ] Implicit Places using invariants and state equation in 111 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 165 ms. Remains : 252/252 places, 315/315 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(!p0) U X((!p1&&G(!p2)))) U (G(!p0) U !p3)))'
Stuttering acceptance computed with spot in 395 ms :[p3, (OR (AND p0 p1) (AND p0 p2)), (OR (AND p0 p1) (AND p0 p2)), (OR p1 p2), (AND p0 p2), (AND p0 p2), p2, p0]
Running random walk in product with property : LastZero-COL-N14-LTLFireability-10
Stuttering criterion allowed to conclude after 71 steps with 1 reset in 7 ms.
FORMULA LastZero-COL-N14-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N14-LTLFireability-10 finished in 650 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(p0)&&(G(p1)||F((F(p0)&&p2))))))'
Support contains 252 out of 252 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 252/252 places, 315/315 transitions.
Applied a total of 0 rules in 2 ms. Remains 252 /252 variables (removed 0) and now considering 315/315 (removed 0) transitions.
[2026-06-10 19:09:37] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:09:37] [INFO ] Invariant cache hit.
[2026-06-10 19:09:38] [INFO ] Implicit Places using invariants in 46 ms returned []
[2026-06-10 19:09:38] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:09:38] [INFO ] Invariant cache hit.
[2026-06-10 19:09:38] [INFO ] State equation strengthened by 105 read => feed constraints.
[2026-06-10 19:09:38] [INFO ] Implicit Places using invariants and state equation in 119 ms returned []
Implicit Place search using SMT with State Equation took 166 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 169 ms. Remains : 252/252 places, 315/315 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(p0)&&(G(p1)||F((F(p0)&&p2))))))'
Stuttering acceptance computed with spot in 297 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (NOT p2) (NOT p0)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0), (AND (NOT p0) (NOT p1)), true]
Running random walk in product with property : LastZero-COL-N14-LTLFireability-11
Entered a terminal (fully accepting) state of product in 477 steps with 24 reset in 13 ms.
FORMULA LastZero-COL-N14-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N14-LTLFireability-11 finished in 532 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 119 out of 252 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 252/252 places, 315/315 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 14 ms. Remains 251 /252 variables (removed 1) and now considering 314/315 (removed 1) transitions.
[2026-06-10 19:09:38] [INFO ] Flow matrix only has 223 transitions (discarded 91 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8127268046842443223.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13334166420480006092.kers'
[2026-06-10 19:09:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8127268046842443223.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13334166420480006092.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 223 rows 249 cols 548 entries
Finished phase 1 with 223 SingleSign rule and 0 generalized
[2026-06-10 19:09:38] [INFO ] Computed 28 invariants in 2 ms
Computed 28 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-13334166420480006092.kers
Total runtime 3 ms.
[2026-06-10 19:09:38] [INFO ] Implicit Places using invariants in 104 ms returned [104, 146]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 105 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 249/252 places, 314/315 transitions.
Applied a total of 0 rules in 10 ms. Remains 249 /249 variables (removed 0) and now considering 314/314 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 131 ms. Remains : 249/252 places, 314/315 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 44 ms :[(NOT p0)]
Running random walk in product with property : LastZero-COL-N14-LTLFireability-12
Product exploration explored 100000 steps with 2380 reset in 1062 ms.
Product exploration explored 100000 steps with 2380 reset in 1047 ms.
Computed a total of 249 stabilizing places and 314 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 249 transition count 314
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 3 factoid took 19 ms. Proved property starting from automaton with 1 states, 2 edges and 1 AP (stutter insensitive
Knowledge-based reduction took 107 ms.
FORMULA LastZero-COL-N14-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LastZero-COL-N14-LTLFireability-12 finished in 2424 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 119 out of 252 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 252/252 places, 315/315 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 14 ms. Remains 251 /252 variables (removed 1) and now considering 314/315 (removed 1) transitions.
[2026-06-10 19:09:40] [INFO ] Flow matrix only has 223 transitions (discarded 91 similar events)
[2026-06-10 19:09:40] [INFO ] Invariant cache hit.
[2026-06-10 19:09:41] [INFO ] Implicit Places using invariants in 96 ms returned [104, 146]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 97 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 249/252 places, 314/315 transitions.
Applied a total of 0 rules in 8 ms. Remains 249 /249 variables (removed 0) and now considering 314/314 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 119 ms. Remains : 249/252 places, 314/315 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 : LastZero-COL-N14-LTLFireability-13
Product exploration explored 100000 steps with 2380 reset in 1055 ms.
Product exploration explored 100000 steps with 2380 reset in 1026 ms.
Computed a total of 249 stabilizing places and 314 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 249 transition count 314
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 3 factoid took 17 ms. Proved property starting from automaton with 1 states, 2 edges and 1 AP (stutter insensitive
Knowledge-based reduction took 99 ms.
FORMULA LastZero-COL-N14-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LastZero-COL-N14-LTLFireability-13 finished in 2370 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((!p0 U (G(!p0)||(!p0&&(F(!p1) U (G(F(!p1))||(X(p1)&&F(!p1)))))))))'
Support contains 238 out of 252 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 252/252 places, 315/315 transitions.
Applied a total of 0 rules in 2 ms. Remains 252 /252 variables (removed 0) and now considering 315/315 (removed 0) transitions.
[2026-06-10 19:09:43] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4295998302402310239.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14395437583712231614.kers'
[2026-06-10 19:09:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4295998302402310239.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14395437583712231614.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 224 rows 251 cols 551 entries
Finished phase 1 with 223 SingleSign rule and 1 generalized
[2026-06-10 19:09:43] [INFO ] Computed 28 invariants in 2 ms
Computed 28 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-14395437583712231614.kers
Total runtime 3 ms.
[2026-06-10 19:09:43] [INFO ] Implicit Places using invariants in 66 ms returned []
[2026-06-10 19:09:43] [INFO ] Flow matrix only has 224 transitions (discarded 91 similar events)
[2026-06-10 19:09:43] [INFO ] Invariant cache hit.
[2026-06-10 19:09:43] [INFO ] State equation strengthened by 105 read => feed constraints.
[2026-06-10 19:09:43] [INFO ] Implicit Places using invariants and state equation in 148 ms returned []
Implicit Place search using SMT with State Equation took 216 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 218 ms. Remains : 252/252 places, 315/315 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 (G(!p0)||(!p0&&(F(!p1) U (G(F(!p1))||(X(p1)&&F(!p1)))))))))'
Stuttering acceptance computed with spot in 193 ms :[true, p1, p0, p0, (AND p1 p0)]
Running random walk in product with property : LastZero-COL-N14-LTLFireability-14
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA LastZero-COL-N14-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N14-LTLFireability-14 finished in 474 ms.
All properties solved by simple procedures.
Total runtime 188303 ms.

BK_STOP 1781118584139

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="LastZero-COL-N14"
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 LastZero-COL-N14, 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 r354-tall-178024402700028"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LastZero-COL-N14.tgz
mv LastZero-COL-N14 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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