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.r034-tall-177946841900414.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 BugTracking-PT-q8m016, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r034-tall-177946841900414
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 9.8K Mar 5 17:05 CTLCardinality.txt
-rw-r--r-- 1 mcc users 92K Mar 5 17:05 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Mar 5 17:04 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 5 17:04 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.7K Mar 15 07:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 07:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 15 07:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 5 17:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K Mar 5 17:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Mar 5 17:06 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K Mar 5 17:06 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 07:41 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 15 07:41 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 16M 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 BugTracking-PT-q8m016-ReachabilityCardinality-2024-00
FORMULA_NAME BugTracking-PT-q8m016-ReachabilityCardinality-2024-01
FORMULA_NAME BugTracking-PT-q8m016-ReachabilityCardinality-2024-02
FORMULA_NAME BugTracking-PT-q8m016-ReachabilityCardinality-2024-03
FORMULA_NAME BugTracking-PT-q8m016-ReachabilityCardinality-2024-04
FORMULA_NAME BugTracking-PT-q8m016-ReachabilityCardinality-2024-05
FORMULA_NAME BugTracking-PT-q8m016-ReachabilityCardinality-2024-06
FORMULA_NAME BugTracking-PT-q8m016-ReachabilityCardinality-2024-07
FORMULA_NAME BugTracking-PT-q8m016-ReachabilityCardinality-2024-08
FORMULA_NAME BugTracking-PT-q8m016-ReachabilityCardinality-2024-09
FORMULA_NAME BugTracking-PT-q8m016-ReachabilityCardinality-2024-10
FORMULA_NAME BugTracking-PT-q8m016-ReachabilityCardinality-2024-11
FORMULA_NAME BugTracking-PT-q8m016-ReachabilityCardinality-2024-12
FORMULA_NAME BugTracking-PT-q8m016-ReachabilityCardinality-2024-13
FORMULA_NAME BugTracking-PT-q8m016-ReachabilityCardinality-2024-14
FORMULA_NAME BugTracking-PT-q8m016-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779600753472

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BugTracking-PT-q8m016
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-24 05:32:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 05:32:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 05:32:35] [INFO ] Load time of PNML (sax parser for PT used): 776 ms
[2026-05-24 05:32:35] [INFO ] Transformed 754 places.
[2026-05-24 05:32:35] [INFO ] Transformed 27370 transitions.
[2026-05-24 05:32:35] [INFO ] Parsed PT model containing 754 places and 27370 transitions and 136172 arcs in 962 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 15 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 474 places in 116 ms
Reduce places removed 474 places and 23466 transitions.
FORMULA BugTracking-PT-q8m016-ReachabilityCardinality-2024-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m016-ReachabilityCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m016-ReachabilityCardinality-2024-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m016-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m016-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m016-ReachabilityCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m016-ReachabilityCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m016-ReachabilityCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m016-ReachabilityCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m016-ReachabilityCardinality-2024-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m016-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m016-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m016-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40006 steps (145 resets) in 2725 ms. (14 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (22 resets) in 226 ms. (176 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (24 resets) in 233 ms. (170 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (27 resets) in 294 ms. (135 steps per ms) remains 3/3 properties
[2026-05-24 05:32:36] [INFO ] Flatten gal took : 562 ms
[2026-05-24 05:32:37] [INFO ] Flatten gal took : 220 ms
[2026-05-24 05:32:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6440780676184642447.gal : 110 ms
[2026-05-24 05:32:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2428278394582385643.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6440780676184642447.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2428278394582385643.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality2428278394582385643.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :4 after 10
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :10 after 20
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :20 after 35
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :35 after 84
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :84 after 286
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :286 after 969
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :969 after 221748
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :221748 after 718845
Interrupted probabilistic random walk after 105471 steps, run timeout after 3001 ms. (steps per millisecond=35 ) properties seen :0 out of 3
Probabilistic random walk after 105471 steps, saw 55913 distinct states, run finished after 3010 ms. (steps per millisecond=35 ) properties seen :0
[2026-05-24 05:32:39] [INFO ] Flow matrix only has 3729 transitions (discarded 175 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3550033814405462318.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11284679126142547016.kers'
[2026-05-24 05:32:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3550033814405462318.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11284679126142547016.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 3729 rows 280 cols 17780 entries
Finished phase 1 with 270 SingleSign rule and 0 generalized
[2026-05-24 05:32:39] [INFO ] Computed 10 invariants in 12 ms
Computed 10 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-11284679126142547016.kers
Total runtime 16 ms.
[2026-05-24 05:32:40] [INFO ] State equation strengthened by 303 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 74/80 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2268/2348 variables, 80/83 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2348 variables, 96/179 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2348 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 1286/3634 variables, 88/267 constraints. Problems are: Problem set: 0 solved, 3 unsolved
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :718845 after 1.71207e+06
At refinement iteration 7 (INCLUDED_ONLY) 0/3634 variables, 136/403 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3634 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 7/3641 variables, 2/405 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3641 variables, 1/406 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3641 variables, 0/406 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 325/3966 variables, 81/487 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3966 variables, 2/489 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3966 variables, 62/551 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3966 variables, 0/551 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 6/3972 variables, 2/553 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3972 variables, 1/554 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3972 variables, 0/554 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 37/4009 variables, 29/583 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/4009 variables, 1/584 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/4009 variables, 9/593 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/4009 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 0/4009 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4009/4009 variables, and 593 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2696 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 280/280 constraints, ReadFeed: 303/303 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 74/80 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/80 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 2268/2348 variables, 80/85 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2348 variables, 96/181 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2348 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 1286/3634 variables, 88/269 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3634 variables, 136/405 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem BugTracking-PT-q8m016-ReachabilityCardinality-2024-09 is UNSAT
FORMULA BugTracking-PT-q8m016-ReachabilityCardinality-2024-09 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 9 (INCLUDED_ONLY) 0/3634 variables, 1/406 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3634 variables, 0/406 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 7/3641 variables, 2/408 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3641 variables, 1/409 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3641 variables, 2/411 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3641 variables, 0/411 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 325/3966 variables, 81/492 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3966 variables, 2/494 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3966 variables, 62/556 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3966 variables, 1/557 constraints. Problems are: Problem set: 1 solved, 2 unsolved
Problem BugTracking-PT-q8m016-ReachabilityCardinality-2024-14 is UNSAT
FORMULA BugTracking-PT-q8m016-ReachabilityCardinality-2024-14 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 19 (INCLUDED_ONLY) 0/3966 variables, 2/559 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3966 variables, 0/559 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/3972 variables, 2/561 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3972 variables, 1/562 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/3972 variables, 1/563 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3972 variables, 0/563 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 37/4009 variables, 29/592 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/4009 variables, 1/593 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/4009 variables, 9/602 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/4009 variables, 0/602 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4009/4009 variables, and 602 constraints, problems are : Problem set: 2 solved, 1 unsolved in 5012 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 280/280 constraints, ReadFeed: 303/303 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7861ms problems are : Problem set: 2 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 280 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 280/280 places, 3904/3904 transitions.
Graph (complete) has 4653 edges and 280 vertex of which 278 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.15 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 277 transition count 3871
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 277 transition count 3871
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 275 transition count 3877
Free-agglomeration rule applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 13 place count 275 transition count 3871
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 19 place count 269 transition count 3871
Applied a total of 19 rules in 350 ms. Remains 269 /280 variables (removed 11) and now considering 3871/3904 (removed 33) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 362 ms. Remains : 269/280 places, 3871/3904 transitions.
RANDOM walk for 40003 steps (8 resets) in 340 ms. (117 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 270 ms. (147 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 121868 steps, run timeout after 3001 ms. (steps per millisecond=40 ) properties seen :0 out of 1
Probabilistic random walk after 121868 steps, saw 43333 distinct states, run finished after 3001 ms. (steps per millisecond=40 ) properties seen :0
[2026-05-24 05:32:51] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16876865571768104327.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4514322735765984270.kers'
[2026-05-24 05:32:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16876865571768104327.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4514322735765984270.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 3699 rows 269 cols 17677 entries
Finished phase 1 with 261 SingleSign rule and 0 generalized
[2026-05-24 05:32:51] [INFO ] Computed 8 invariants in 13 ms
Computed 8 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-4514322735765984270.kers
Total runtime 19 ms.
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :1.71207e+06 after 3.69755e+06
[2026-05-24 05:32:51] [INFO ] State equation strengthened by 283 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 72/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2243/2319 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2319 variables, 75/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2319 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 765/3084 variables, 88/242 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3084 variables, 92/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3084 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 833/3917 variables, 54/388 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3917 variables, 2/390 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3917 variables, 116/506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3917 variables, 0/506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/3918 variables, 1/507 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3918 variables, 1/508 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3918 variables, 0/508 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 50/3968 variables, 50/558 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3968 variables, 2/560 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3968 variables, 0/560 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/3968 variables, 0/560 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3968/3968 variables, and 560 constraints, problems are : Problem set: 0 solved, 1 unsolved in 998 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 269/269 constraints, ReadFeed: 283/283 constraints, PredecessorRefiner: 1/0 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 72/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2243/2319 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2319 variables, 75/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2319 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 765/3084 variables, 88/242 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3084 variables, 92/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3084 variables, 2/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3084 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 833/3917 variables, 54/390 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3917 variables, 2/392 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3917 variables, 116/508 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3917 variables, 1/509 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3917 variables, 0/509 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/3918 variables, 1/510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3918 variables, 1/511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3918 variables, 1/512 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3918 variables, 0/512 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 50/3968 variables, 50/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3968 variables, 2/564 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3968 variables, 2/566 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3968 variables, 0/566 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/3968 variables, 0/566 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3968/3968 variables, and 566 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4633 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 269/269 constraints, ReadFeed: 283/283 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5699ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 97 ms.
Support contains 4 out of 269 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 82 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 82 ms. Remains : 269/269 places, 3871/3871 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 60 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
[2026-05-24 05:32:57] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2026-05-24 05:32:57] [INFO ] Invariant cache hit.
[2026-05-24 05:32:57] [INFO ] Implicit Places using invariants in 416 ms returned []
[2026-05-24 05:32:57] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2026-05-24 05:32:57] [INFO ] Invariant cache hit.
[2026-05-24 05:32:58] [INFO ] State equation strengthened by 283 read => feed constraints.
[2026-05-24 05:33:00] [INFO ] Implicit Places using invariants and state equation in 3255 ms returned []
Implicit Place search using SMT with State Equation took 3683 ms to find 0 implicit places.
[2026-05-24 05:33:01] [INFO ] Redundant transitions in 279 ms returned []
Running 3870 sub problems to find dead transitions.
[2026-05-24 05:33:01] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2026-05-24 05:33:01] [INFO ] Invariant cache hit.
[2026-05-24 05:33:01] [INFO ] State equation strengthened by 283 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/269 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 3870 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 269/3968 variables, and 8 constraints, problems are : Problem set: 0 solved, 3870 unsolved in 30071 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 0/269 constraints, ReadFeed: 0/283 constraints, PredecessorRefiner: 3870/598 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3870 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/269 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 3870 unsolved
SDD proceeding with computation,3 properties remain. new max is 8192
SDD size :3.69755e+06 after 7.66754e+06
Problem TDEAD1546 is UNSAT
Problem TDEAD1547 is UNSAT
Problem TDEAD1548 is UNSAT
Problem TDEAD1549 is UNSAT
Problem TDEAD1550 is UNSAT
Problem TDEAD1551 is UNSAT
Problem TDEAD1552 is UNSAT
Problem TDEAD1553 is UNSAT
Problem TDEAD1554 is UNSAT
Problem TDEAD1557 is UNSAT
Problem TDEAD1558 is UNSAT
Problem TDEAD1559 is UNSAT
Problem TDEAD1560 is UNSAT
Problem TDEAD1561 is UNSAT
Problem TDEAD1562 is UNSAT
Problem TDEAD1566 is UNSAT
Problem TDEAD1567 is UNSAT
Problem TDEAD1568 is UNSAT
Problem TDEAD1569 is UNSAT
Problem TDEAD1570 is UNSAT
Problem TDEAD1571 is UNSAT
Problem TDEAD1572 is UNSAT
Problem TDEAD1573 is UNSAT
Problem TDEAD1574 is UNSAT
Problem TDEAD1577 is UNSAT
Problem TDEAD1578 is UNSAT
Problem TDEAD1579 is UNSAT
Problem TDEAD1580 is UNSAT
Problem TDEAD1581 is UNSAT
Problem TDEAD1582 is UNSAT
Problem TDEAD1586 is UNSAT
Problem TDEAD1587 is UNSAT
Problem TDEAD1588 is UNSAT
Problem TDEAD1589 is UNSAT
Problem TDEAD1590 is UNSAT
Problem TDEAD1591 is UNSAT
Problem TDEAD1592 is UNSAT
Problem TDEAD1593 is UNSAT
Problem TDEAD1594 is UNSAT
Problem TDEAD1597 is UNSAT
Problem TDEAD1598 is UNSAT
Problem TDEAD1599 is UNSAT
Problem TDEAD1600 is UNSAT
Problem TDEAD1601 is UNSAT
Problem TDEAD1602 is UNSAT
Problem TDEAD1606 is UNSAT
Problem TDEAD1607 is UNSAT
Problem TDEAD1608 is UNSAT
Problem TDEAD1609 is UNSAT
Problem TDEAD1610 is UNSAT
Problem TDEAD1611 is UNSAT
Problem TDEAD1612 is UNSAT
Problem TDEAD1613 is UNSAT
Problem TDEAD1614 is UNSAT
Problem TDEAD1617 is UNSAT
Problem TDEAD1618 is UNSAT
Problem TDEAD1619 is UNSAT
Problem TDEAD1620 is UNSAT
Problem TDEAD1621 is UNSAT
Problem TDEAD1622 is UNSAT
Problem TDEAD1623 is UNSAT
Problem TDEAD1624 is UNSAT
Problem TDEAD1625 is UNSAT
Problem TDEAD1626 is UNSAT
Problem TDEAD1627 is UNSAT
Problem TDEAD1628 is UNSAT
Problem TDEAD1629 is UNSAT
Problem TDEAD1630 is UNSAT
Problem TDEAD1631 is UNSAT
Problem TDEAD1632 is UNSAT
Problem TDEAD1633 is UNSAT
Problem TDEAD1634 is UNSAT
Problem TDEAD1635 is UNSAT
Problem TDEAD1636 is UNSAT
Problem TDEAD1637 is UNSAT
Problem TDEAD1638 is UNSAT
Problem TDEAD1639 is UNSAT
Problem TDEAD1640 is UNSAT
Problem TDEAD1641 is UNSAT
Problem TDEAD1642 is UNSAT
Problem TDEAD1643 is UNSAT
Problem TDEAD1644 is UNSAT
Problem TDEAD1645 is UNSAT
Problem TDEAD1646 is UNSAT
Problem TDEAD1647 is UNSAT
Problem TDEAD1648 is UNSAT
Problem TDEAD1649 is UNSAT
Problem TDEAD1650 is UNSAT
Problem TDEAD1651 is UNSAT
Problem TDEAD1652 is UNSAT
Problem TDEAD1653 is UNSAT
Problem TDEAD1654 is UNSAT
Problem TDEAD1655 is UNSAT
Problem TDEAD1656 is UNSAT
Problem TDEAD1657 is UNSAT
Problem TDEAD1658 is UNSAT
Problem TDEAD1659 is UNSAT
Problem TDEAD1660 is UNSAT
Problem TDEAD1661 is UNSAT
Problem TDEAD1662 is UNSAT
Problem TDEAD1663 is UNSAT
Problem TDEAD1664 is UNSAT
Problem TDEAD1665 is UNSAT
Problem TDEAD1666 is UNSAT
Problem TDEAD1667 is UNSAT
Problem TDEAD1668 is UNSAT
Problem TDEAD1669 is UNSAT
Problem TDEAD1670 is UNSAT
Problem TDEAD1671 is UNSAT
Problem TDEAD1672 is UNSAT
Problem TDEAD1673 is UNSAT
Problem TDEAD1674 is UNSAT
Problem TDEAD1675 is UNSAT
Problem TDEAD1676 is UNSAT
Problem TDEAD1677 is UNSAT
Problem TDEAD1678 is UNSAT
Problem TDEAD1679 is UNSAT
Problem TDEAD1680 is UNSAT
Problem TDEAD1681 is UNSAT
Problem TDEAD1682 is UNSAT
Problem TDEAD1683 is UNSAT
Problem TDEAD1684 is UNSAT
Problem TDEAD1685 is UNSAT
Problem TDEAD1686 is UNSAT
Problem TDEAD1687 is UNSAT
Problem TDEAD1688 is UNSAT
Problem TDEAD1689 is UNSAT
Problem TDEAD1690 is UNSAT
Problem TDEAD1691 is UNSAT
Problem TDEAD1692 is UNSAT
Problem TDEAD1693 is UNSAT
Problem TDEAD1694 is UNSAT
Problem TDEAD1695 is UNSAT
Problem TDEAD1696 is UNSAT
Problem TDEAD1697 is UNSAT
Problem TDEAD1698 is UNSAT
Problem TDEAD1699 is UNSAT
Problem TDEAD1700 is UNSAT
Problem TDEAD1701 is UNSAT
Problem TDEAD1702 is UNSAT
Problem TDEAD1703 is UNSAT
Problem TDEAD1704 is UNSAT
Problem TDEAD1705 is UNSAT
Problem TDEAD1706 is UNSAT
Problem TDEAD1707 is UNSAT
Problem TDEAD1708 is UNSAT
Problem TDEAD1709 is UNSAT
Problem TDEAD1710 is UNSAT
Problem TDEAD1711 is UNSAT
Problem TDEAD1712 is UNSAT
Problem TDEAD1713 is UNSAT
Problem TDEAD1714 is UNSAT
Problem TDEAD1715 is UNSAT
Problem TDEAD1716 is UNSAT
Problem TDEAD1717 is UNSAT
Problem TDEAD1718 is UNSAT
Problem TDEAD1719 is UNSAT
Problem TDEAD1720 is UNSAT
Problem TDEAD1721 is UNSAT
Problem TDEAD1722 is UNSAT
Problem TDEAD1803 is UNSAT
Problem TDEAD1804 is UNSAT
Problem TDEAD1805 is UNSAT
Problem TDEAD1806 is UNSAT
Problem TDEAD1807 is UNSAT
Problem TDEAD1808 is UNSAT
Problem TDEAD1809 is UNSAT
Problem TDEAD1810 is UNSAT
Problem TDEAD1811 is UNSAT
Problem TDEAD1812 is UNSAT
Problem TDEAD1813 is UNSAT
Problem TDEAD1814 is UNSAT
Problem TDEAD1815 is UNSAT
Problem TDEAD1816 is UNSAT
Problem TDEAD1817 is UNSAT
Problem TDEAD1818 is UNSAT
Problem TDEAD1819 is UNSAT
Problem TDEAD1820 is UNSAT
Problem TDEAD1821 is UNSAT
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Problem TDEAD1826 is UNSAT
Problem TDEAD1827 is UNSAT
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Problem TDEAD1830 is UNSAT
Problem TDEAD1831 is UNSAT
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Problem TDEAD1834 is UNSAT
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Problem TDEAD1836 is UNSAT
Problem TDEAD1837 is UNSAT
Problem TDEAD1838 is UNSAT
Problem TDEAD1839 is UNSAT
Problem TDEAD1840 is UNSAT
Problem TDEAD1841 is UNSAT
Problem TDEAD1842 is UNSAT
Problem TDEAD1843 is UNSAT
Problem TDEAD1844 is UNSAT
Problem TDEAD1845 is UNSAT
Problem TDEAD1846 is UNSAT
Problem TDEAD1847 is UNSAT
Problem TDEAD1848 is UNSAT
Problem TDEAD1849 is UNSAT
Problem TDEAD1850 is UNSAT
Problem TDEAD1851 is UNSAT
Problem TDEAD1852 is UNSAT
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Problem TDEAD1854 is UNSAT
Problem TDEAD1855 is UNSAT
Problem TDEAD1856 is UNSAT
Problem TDEAD1857 is UNSAT
Problem TDEAD1858 is UNSAT
Problem TDEAD1859 is UNSAT
Problem TDEAD1860 is UNSAT
Problem TDEAD1861 is UNSAT
Problem TDEAD1862 is UNSAT
Problem TDEAD1863 is UNSAT
Problem TDEAD1864 is UNSAT
Problem TDEAD1865 is UNSAT
Problem TDEAD1866 is UNSAT
Problem TDEAD1867 is UNSAT
Problem TDEAD1868 is UNSAT
Problem TDEAD1869 is UNSAT
Problem TDEAD1870 is UNSAT
Problem TDEAD1871 is UNSAT
Problem TDEAD1872 is UNSAT
Problem TDEAD1873 is UNSAT
Problem TDEAD1874 is UNSAT
Problem TDEAD1875 is UNSAT
Problem TDEAD1876 is UNSAT
Problem TDEAD1877 is UNSAT
Problem TDEAD1878 is UNSAT
Problem TDEAD1879 is UNSAT
Problem TDEAD1880 is UNSAT
Problem TDEAD1881 is UNSAT
Problem TDEAD1882 is UNSAT
Problem TDEAD1883 is UNSAT
Problem TDEAD1884 is UNSAT
Problem TDEAD1885 is UNSAT
Problem TDEAD1886 is UNSAT
Problem TDEAD1887 is UNSAT
Problem TDEAD1888 is UNSAT
Problem TDEAD1889 is UNSAT
Problem TDEAD1890 is UNSAT
Problem TDEAD1891 is UNSAT
Problem TDEAD1892 is UNSAT
Problem TDEAD1893 is UNSAT
Problem TDEAD1894 is UNSAT
Problem TDEAD1895 is UNSAT
Problem TDEAD1896 is UNSAT
Problem TDEAD1897 is UNSAT
Problem TDEAD1898 is UNSAT
Problem TDEAD1899 is UNSAT
Problem TDEAD1900 is UNSAT
Problem TDEAD1901 is UNSAT
Problem TDEAD1902 is UNSAT
Problem TDEAD1903 is UNSAT
Problem TDEAD1904 is UNSAT
Problem TDEAD1905 is UNSAT
Problem TDEAD1906 is UNSAT
Problem TDEAD1907 is UNSAT
Problem TDEAD1908 is UNSAT
Problem TDEAD1909 is UNSAT
Problem TDEAD1910 is UNSAT
Problem TDEAD1911 is UNSAT
Problem TDEAD1912 is UNSAT
Problem TDEAD1913 is UNSAT
Problem TDEAD1914 is UNSAT
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Problem TDEAD1917 is UNSAT
Problem TDEAD1918 is UNSAT
Problem TDEAD1919 is UNSAT
Problem TDEAD1920 is UNSAT
Problem TDEAD1921 is UNSAT
Problem TDEAD1922 is UNSAT
Problem TDEAD1923 is UNSAT
Problem TDEAD1924 is UNSAT
Problem TDEAD1925 is UNSAT
Problem TDEAD1926 is UNSAT
Problem TDEAD1927 is UNSAT
Problem TDEAD1928 is UNSAT
Problem TDEAD1929 is UNSAT
Problem TDEAD1930 is UNSAT
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Problem TDEAD1933 is UNSAT
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Problem TDEAD1935 is UNSAT
Problem TDEAD1936 is UNSAT
Problem TDEAD1937 is UNSAT
Problem TDEAD1938 is UNSAT
Problem TDEAD1939 is UNSAT
Problem TDEAD1940 is UNSAT
Problem TDEAD1941 is UNSAT
Problem TDEAD1942 is UNSAT
Problem TDEAD1943 is UNSAT
Problem TDEAD1944 is UNSAT
Problem TDEAD1945 is UNSAT
Problem TDEAD1946 is UNSAT
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Problem TDEAD1950 is UNSAT
Problem TDEAD1951 is UNSAT
Problem TDEAD1952 is UNSAT
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Problem TDEAD1954 is UNSAT
Problem TDEAD1955 is UNSAT
Problem TDEAD1956 is UNSAT
Problem TDEAD1957 is UNSAT
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Problem TDEAD1959 is UNSAT
Problem TDEAD1960 is UNSAT
Problem TDEAD1961 is UNSAT
Problem TDEAD1962 is UNSAT
Problem TDEAD2044 is UNSAT
Problem TDEAD2045 is UNSAT
Problem TDEAD2046 is UNSAT
Problem TDEAD2047 is UNSAT
Problem TDEAD2048 is UNSAT
Problem TDEAD2049 is UNSAT
Problem TDEAD2050 is UNSAT
Problem TDEAD2051 is UNSAT
Problem TDEAD2052 is UNSAT
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Problem TDEAD2054 is UNSAT
Problem TDEAD2055 is UNSAT
Problem TDEAD2056 is UNSAT
Problem TDEAD2057 is UNSAT
Problem TDEAD2058 is UNSAT
Problem TDEAD2059 is UNSAT
Problem TDEAD2060 is UNSAT
Problem TDEAD2061 is UNSAT
Problem TDEAD2062 is UNSAT
Problem TDEAD2063 is UNSAT
Problem TDEAD2069 is UNSAT
Problem TDEAD2070 is UNSAT
Problem TDEAD2071 is UNSAT
Problem TDEAD2072 is UNSAT
Problem TDEAD2073 is UNSAT
Problem TDEAD2074 is UNSAT
Problem TDEAD2075 is UNSAT
Problem TDEAD2076 is UNSAT
Problem TDEAD2081 is UNSAT
Problem TDEAD2082 is UNSAT
Problem TDEAD2083 is UNSAT
Problem TDEAD2084 is UNSAT
Problem TDEAD2085 is UNSAT
Problem TDEAD2086 is UNSAT
Problem TDEAD2087 is UNSAT
Problem TDEAD2088 is UNSAT
Problem TDEAD2097 is UNSAT
Problem TDEAD2098 is UNSAT
Problem TDEAD2099 is UNSAT
Problem TDEAD2100 is UNSAT
Problem TDEAD2101 is UNSAT
Problem TDEAD2102 is UNSAT
Problem TDEAD2103 is UNSAT
Problem TDEAD2104 is UNSAT
Problem TDEAD2105 is UNSAT
Problem TDEAD2106 is UNSAT
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Problem TDEAD2109 is UNSAT
Problem TDEAD2110 is UNSAT
Problem TDEAD2111 is UNSAT
Problem TDEAD2112 is UNSAT
Problem TDEAD2116 is UNSAT
Problem TDEAD2117 is UNSAT
Problem TDEAD2118 is UNSAT
Problem TDEAD2119 is UNSAT
Problem TDEAD2120 is UNSAT
Problem TDEAD2121 is UNSAT
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Problem TDEAD2141 is UNSAT
Problem TDEAD2142 is UNSAT
Problem TDEAD2143 is UNSAT
Problem TDEAD2144 is UNSAT
Problem TDEAD2145 is UNSAT
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Problem TDEAD2151 is UNSAT
Problem TDEAD2152 is UNSAT
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Problem TDEAD2154 is UNSAT
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Problem TDEAD2156 is UNSAT
Problem TDEAD2157 is UNSAT
Problem TDEAD2158 is UNSAT
Problem TDEAD2159 is UNSAT
Problem TDEAD2160 is UNSAT
Problem TDEAD2161 is UNSAT
Problem TDEAD2162 is UNSAT
Problem TDEAD2167 is UNSAT
Problem TDEAD2168 is UNSAT
Problem TDEAD2169 is UNSAT
Problem TDEAD2170 is UNSAT
Problem TDEAD2171 is UNSAT
Problem TDEAD2172 is UNSAT
Problem TDEAD2173 is UNSAT
Problem TDEAD2174 is UNSAT
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Problem TDEAD2178 is UNSAT
Problem TDEAD2179 is UNSAT
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Problem TDEAD2186 is UNSAT
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Problem TDEAD2209 is UNSAT
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Problem TDEAD2375 is UNSAT
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Problem TDEAD2378 is UNSAT
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Problem TDEAD2380 is UNSAT
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Problem TDEAD2387 is UNSAT
Problem TDEAD2388 is UNSAT
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Problem TDEAD2390 is UNSAT
Problem TDEAD2391 is UNSAT
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Problem TDEAD2399 is UNSAT
Problem TDEAD2400 is UNSAT
Problem TDEAD2401 is UNSAT
Problem TDEAD2402 is UNSAT
Problem TDEAD2403 is UNSAT
Problem TDEAD2404 is UNSAT
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Problem TDEAD2415 is UNSAT
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Problem TDEAD2427 is UNSAT
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Problem TDEAD2430 is UNSAT
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Problem TDEAD2442 is UNSAT
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Problem TDEAD2444 is UNSAT
Problem TDEAD2445 is UNSAT
Problem TDEAD2446 is UNSAT
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Problem TDEAD2449 is UNSAT
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Problem TDEAD2469 is UNSAT
Problem TDEAD2470 is UNSAT
Problem TDEAD2471 is UNSAT
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Problem TDEAD2475 is UNSAT
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Problem TDEAD2477 is UNSAT
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Problem TDEAD2480 is UNSAT
Problem TDEAD2481 is UNSAT
Problem TDEAD2482 is UNSAT
Problem TDEAD2483 is UNSAT
Problem TDEAD2484 is UNSAT
Problem TDEAD2485 is UNSAT
Problem TDEAD2486 is UNSAT
Problem TDEAD2487 is UNSAT
Problem TDEAD2488 is UNSAT
Problem TDEAD2489 is UNSAT
Problem TDEAD2490 is UNSAT
Problem TDEAD2491 is UNSAT
Problem TDEAD2492 is UNSAT
Problem TDEAD2493 is UNSAT
Problem TDEAD2494 is UNSAT
Problem TDEAD2495 is UNSAT
Problem TDEAD2496 is UNSAT
Problem TDEAD2497 is UNSAT
Problem TDEAD2498 is UNSAT
Problem TDEAD2499 is UNSAT
Problem TDEAD2500 is UNSAT
Problem TDEAD2501 is UNSAT
Problem TDEAD2502 is UNSAT
Problem TDEAD2503 is UNSAT
Problem TDEAD2504 is UNSAT
Problem TDEAD2505 is UNSAT
Problem TDEAD2506 is UNSAT
Problem TDEAD2507 is UNSAT
Problem TDEAD2508 is UNSAT
Problem TDEAD2509 is UNSAT
Problem TDEAD2510 is UNSAT
Problem TDEAD2511 is UNSAT
Problem TDEAD2512 is UNSAT
Problem TDEAD2513 is UNSAT
Problem TDEAD2514 is UNSAT
Problem TDEAD2515 is UNSAT
Problem TDEAD2516 is UNSAT
Problem TDEAD2517 is UNSAT
Problem TDEAD2518 is UNSAT
Problem TDEAD2519 is UNSAT
Problem TDEAD2520 is UNSAT
Problem TDEAD2521 is UNSAT
Problem TDEAD2522 is UNSAT
Problem TDEAD2523 is UNSAT
Problem TDEAD2524 is UNSAT
Problem TDEAD2525 is UNSAT
Problem TDEAD2526 is UNSAT
Problem TDEAD2527 is UNSAT
Problem TDEAD2528 is UNSAT
Problem TDEAD2529 is UNSAT
Problem TDEAD2530 is UNSAT
Problem TDEAD2531 is UNSAT
Problem TDEAD2532 is UNSAT
Problem TDEAD2533 is UNSAT
Problem TDEAD2534 is UNSAT
Problem TDEAD2535 is UNSAT
Problem TDEAD2536 is UNSAT
Problem TDEAD2537 is UNSAT
Problem TDEAD2538 is UNSAT
Problem TDEAD2539 is UNSAT
Problem TDEAD2540 is UNSAT
Problem TDEAD2541 is UNSAT
Problem TDEAD2542 is UNSAT
Problem TDEAD2543 is UNSAT
Problem TDEAD2544 is UNSAT
Problem TDEAD2545 is UNSAT
Problem TDEAD2546 is UNSAT
Problem TDEAD2547 is UNSAT
Problem TDEAD2548 is UNSAT
Problem TDEAD2549 is UNSAT
Problem TDEAD2550 is UNSAT
Problem TDEAD2551 is UNSAT
Problem TDEAD2552 is UNSAT
Problem TDEAD2553 is UNSAT
Problem TDEAD2554 is UNSAT
Problem TDEAD2555 is UNSAT
Problem TDEAD2556 is UNSAT
Problem TDEAD2557 is UNSAT
Problem TDEAD2558 is UNSAT
Problem TDEAD2559 is UNSAT
Problem TDEAD2560 is UNSAT
Problem TDEAD2561 is UNSAT
Problem TDEAD2562 is UNSAT
Problem TDEAD2563 is UNSAT
Problem TDEAD2564 is UNSAT
Problem TDEAD2565 is UNSAT
Problem TDEAD2566 is UNSAT
Problem TDEAD2567 is UNSAT
Problem TDEAD2568 is UNSAT
Problem TDEAD2569 is UNSAT
Problem TDEAD2570 is UNSAT
Problem TDEAD2571 is UNSAT
Problem TDEAD2572 is UNSAT
Problem TDEAD2573 is UNSAT
Problem TDEAD2574 is UNSAT
Problem TDEAD2575 is UNSAT
Problem TDEAD2576 is UNSAT
Problem TDEAD2577 is UNSAT
Problem TDEAD2578 is UNSAT
Problem TDEAD2579 is UNSAT
Problem TDEAD2580 is UNSAT
Problem TDEAD2581 is UNSAT
Problem TDEAD2582 is UNSAT
Problem TDEAD2583 is UNSAT
Problem TDEAD2584 is UNSAT
Problem TDEAD2585 is UNSAT
Problem TDEAD2586 is UNSAT
Problem TDEAD2587 is UNSAT
Problem TDEAD2588 is UNSAT
Problem TDEAD2589 is UNSAT
Problem TDEAD2590 is UNSAT
Problem TDEAD2591 is UNSAT
Problem TDEAD2592 is UNSAT
Problem TDEAD2593 is UNSAT
Problem TDEAD2594 is UNSAT
Problem TDEAD2595 is UNSAT
Problem TDEAD2596 is UNSAT
Problem TDEAD2597 is UNSAT
Problem TDEAD2598 is UNSAT
Problem TDEAD2599 is UNSAT
Problem TDEAD2600 is UNSAT
Problem TDEAD2601 is UNSAT
Problem TDEAD2602 is UNSAT
Problem TDEAD2603 is UNSAT
Problem TDEAD2604 is UNSAT
Problem TDEAD2605 is UNSAT
Problem TDEAD2606 is UNSAT
Problem TDEAD2607 is UNSAT
Problem TDEAD2608 is UNSAT
Problem TDEAD2609 is UNSAT
Problem TDEAD2610 is UNSAT
Problem TDEAD2611 is UNSAT
Problem TDEAD2612 is UNSAT
Problem TDEAD2613 is UNSAT
Problem TDEAD2614 is UNSAT
Problem TDEAD2615 is UNSAT
Problem TDEAD2616 is UNSAT
Problem TDEAD2617 is UNSAT
Problem TDEAD2618 is UNSAT
Problem TDEAD2619 is UNSAT
Problem TDEAD2620 is UNSAT
Problem TDEAD2621 is UNSAT
Problem TDEAD2622 is UNSAT
Problem TDEAD2623 is UNSAT
Problem TDEAD2624 is UNSAT
Problem TDEAD2625 is UNSAT
Problem TDEAD2626 is UNSAT
Problem TDEAD2627 is UNSAT
Problem TDEAD2628 is UNSAT
Problem TDEAD2629 is UNSAT
Problem TDEAD2630 is UNSAT
Problem TDEAD2631 is UNSAT
Problem TDEAD2632 is UNSAT
Problem TDEAD2633 is UNSAT
Problem TDEAD2634 is UNSAT
Problem TDEAD2635 is UNSAT
Problem TDEAD2636 is UNSAT
Problem TDEAD2637 is UNSAT
Problem TDEAD2638 is UNSAT
Problem TDEAD2639 is UNSAT
Problem TDEAD2640 is UNSAT
Problem TDEAD2641 is UNSAT
Problem TDEAD2642 is UNSAT
Problem TDEAD2643 is UNSAT
Problem TDEAD2644 is UNSAT
Problem TDEAD2645 is UNSAT
Problem TDEAD2646 is UNSAT
Problem TDEAD2647 is UNSAT
Problem TDEAD2648 is UNSAT
Problem TDEAD2649 is UNSAT
Problem TDEAD2650 is UNSAT
Problem TDEAD2651 is UNSAT
Problem TDEAD2652 is UNSAT
Problem TDEAD2653 is UNSAT
Problem TDEAD2654 is UNSAT
Problem TDEAD2655 is UNSAT
Problem TDEAD2656 is UNSAT
Problem TDEAD2657 is UNSAT
Problem TDEAD2658 is UNSAT
Problem TDEAD2659 is UNSAT
Problem TDEAD2660 is UNSAT
Problem TDEAD2661 is UNSAT
Problem TDEAD2662 is UNSAT
Problem TDEAD2663 is UNSAT
Problem TDEAD2664 is UNSAT
Problem TDEAD2665 is UNSAT
Problem TDEAD2666 is UNSAT
Problem TDEAD2667 is UNSAT
Problem TDEAD2668 is UNSAT
Problem TDEAD2669 is UNSAT
Problem TDEAD2670 is UNSAT
Problem TDEAD2671 is UNSAT
Problem TDEAD2672 is UNSAT
Problem TDEAD2673 is UNSAT
Problem TDEAD2674 is UNSAT
Problem TDEAD2675 is UNSAT
Problem TDEAD2676 is UNSAT
Problem TDEAD2677 is UNSAT
Problem TDEAD2678 is UNSAT
Problem TDEAD2679 is UNSAT
Problem TDEAD2680 is UNSAT
Problem TDEAD2933 is UNSAT
Problem TDEAD2934 is UNSAT
Problem TDEAD2935 is UNSAT
Problem TDEAD2936 is UNSAT
Problem TDEAD2937 is UNSAT
Problem TDEAD2938 is UNSAT
Problem TDEAD2939 is UNSAT
Problem TDEAD2940 is UNSAT
Problem TDEAD2941 is UNSAT
Problem TDEAD2942 is UNSAT
Problem TDEAD2943 is UNSAT
Problem TDEAD2944 is UNSAT
Problem TDEAD2945 is UNSAT
Problem TDEAD2946 is UNSAT
Problem TDEAD2947 is UNSAT
Problem TDEAD2948 is UNSAT
Problem TDEAD2949 is UNSAT
Problem TDEAD2950 is UNSAT
Problem TDEAD2951 is UNSAT
Problem TDEAD2952 is UNSAT
Problem TDEAD2953 is UNSAT
Problem TDEAD2954 is UNSAT
Problem TDEAD2955 is UNSAT
Problem TDEAD2956 is UNSAT
Problem TDEAD2957 is UNSAT
Problem TDEAD2958 is UNSAT
Problem TDEAD2959 is UNSAT
Problem TDEAD2960 is UNSAT
Problem TDEAD2961 is UNSAT
Problem TDEAD2962 is UNSAT
Problem TDEAD2963 is UNSAT
Problem TDEAD2964 is UNSAT
Problem TDEAD2965 is UNSAT
Problem TDEAD2966 is UNSAT
Problem TDEAD2967 is UNSAT
Problem TDEAD2968 is UNSAT
Problem TDEAD2969 is UNSAT
Problem TDEAD2970 is UNSAT
Problem TDEAD2971 is UNSAT
Problem TDEAD2972 is UNSAT
Problem TDEAD2973 is UNSAT
Problem TDEAD2974 is UNSAT
Problem TDEAD2975 is UNSAT
Problem TDEAD2976 is UNSAT
Problem TDEAD2977 is UNSAT
Problem TDEAD2978 is UNSAT
Problem TDEAD2979 is UNSAT
Problem TDEAD2980 is UNSAT
Problem TDEAD2981 is UNSAT
Problem TDEAD2982 is UNSAT
Problem TDEAD2983 is UNSAT
Problem TDEAD2984 is UNSAT
Problem TDEAD2985 is UNSAT
Problem TDEAD2986 is UNSAT
Problem TDEAD2987 is UNSAT
Problem TDEAD2988 is UNSAT
Problem TDEAD2989 is UNSAT
Problem TDEAD2990 is UNSAT
Problem TDEAD2991 is UNSAT
Problem TDEAD2992 is UNSAT
Problem TDEAD2993 is UNSAT
Problem TDEAD2994 is UNSAT
Problem TDEAD2995 is UNSAT
Problem TDEAD2996 is UNSAT
Problem TDEAD2997 is UNSAT
Problem TDEAD2998 is UNSAT
Problem TDEAD2999 is UNSAT
Problem TDEAD3000 is UNSAT
Problem TDEAD3001 is UNSAT
Problem TDEAD3002 is UNSAT
Problem TDEAD3003 is UNSAT
Problem TDEAD3004 is UNSAT
Problem TDEAD3005 is UNSAT
Problem TDEAD3006 is UNSAT
Problem TDEAD3007 is UNSAT
Problem TDEAD3008 is UNSAT
Problem TDEAD3009 is UNSAT
Problem TDEAD3010 is UNSAT
Problem TDEAD3011 is UNSAT
Problem TDEAD3012 is UNSAT
Problem TDEAD3013 is UNSAT
Problem TDEAD3014 is UNSAT
Problem TDEAD3015 is UNSAT
Problem TDEAD3016 is UNSAT
Problem TDEAD3021 is UNSAT
Problem TDEAD3022 is UNSAT
Problem TDEAD3023 is UNSAT
Problem TDEAD3024 is UNSAT
Problem TDEAD3030 is UNSAT
Problem TDEAD3031 is UNSAT
Problem TDEAD3032 is UNSAT
Problem TDEAD3033 is UNSAT
Problem TDEAD3034 is UNSAT
Problem TDEAD3035 is UNSAT
Problem TDEAD3036 is UNSAT
Problem TDEAD3037 is UNSAT
Problem TDEAD3038 is UNSAT
Problem TDEAD3039 is UNSAT
Problem TDEAD3040 is UNSAT
Problem TDEAD3050 is UNSAT
Problem TDEAD3051 is UNSAT
Problem TDEAD3052 is UNSAT
Problem TDEAD3054 is UNSAT
Problem TDEAD3055 is UNSAT
Problem TDEAD3056 is UNSAT
Problem TDEAD3057 is UNSAT
Problem TDEAD3063 is UNSAT
Problem TDEAD3064 is UNSAT
Problem TDEAD3065 is UNSAT
Problem TDEAD3066 is UNSAT
Problem TDEAD3067 is UNSAT
Problem TDEAD3068 is UNSAT
Problem TDEAD3069 is UNSAT
Problem TDEAD3070 is UNSAT
Problem TDEAD3071 is UNSAT
Problem TDEAD3072 is UNSAT
Problem TDEAD3073 is UNSAT
Problem TDEAD3083 is UNSAT
Problem TDEAD3084 is UNSAT
Problem TDEAD3085 is UNSAT
Problem TDEAD3087 is UNSAT
Problem TDEAD3088 is UNSAT
Problem TDEAD3089 is UNSAT
Problem TDEAD3090 is UNSAT
Problem TDEAD3096 is UNSAT
Problem TDEAD3097 is UNSAT
Problem TDEAD3098 is UNSAT
Problem TDEAD3099 is UNSAT
Problem TDEAD3100 is UNSAT
Problem TDEAD3101 is UNSAT
Problem TDEAD3102 is UNSAT
Problem TDEAD3103 is UNSAT
Problem TDEAD3104 is UNSAT
Problem TDEAD3105 is UNSAT
Problem TDEAD3106 is UNSAT
Problem TDEAD3116 is UNSAT
Problem TDEAD3117 is UNSAT
Problem TDEAD3118 is UNSAT
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 269/3968 variables, and 13 constraints, problems are : Problem set: 914 solved, 2956 unsolved in 30050 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 0/269 constraints, ReadFeed: 0/283 constraints, PredecessorRefiner: 3272/598 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 66499ms problems are : Problem set: 914 solved, 2956 unsolved
Search for dead transitions found 914 dead transitions in 66539ms
Found 914 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 914 transitions
Dead transitions reduction (with SMT) removed 914 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 269/269 places, 2957/3871 transitions.
Reduce places removed 29 places and 823 transitions.
Iterating post reduction 0 with 29 rules applied. Total rules applied 29 place count 240 transition count 2134
Reduce places removed 21 places and 379 transitions.
Iterating post reduction 1 with 21 rules applied. Total rules applied 50 place count 219 transition count 1755
Reduce places removed 6 places and 92 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 56 place count 213 transition count 1663
Reduce places removed 5 places and 24 transitions.
Iterating post reduction 3 with 5 rules applied. Total rules applied 61 place count 208 transition count 1639
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 78 place count 191 transition count 1595
Deduced a syphon composed of 13 places in 1 ms
Reduce places removed 13 places and 186 transitions.
Iterating global reduction 4 with 30 rules applied. Total rules applied 108 place count 178 transition count 1409
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 124 place count 162 transition count 1240
Iterating global reduction 4 with 16 rules applied. Total rules applied 140 place count 162 transition count 1240
Applied a total of 140 rules in 120 ms. Remains 162 /269 variables (removed 107) and now considering 1240/2957 (removed 1717) transitions.
[2026-05-24 05:34:07] [INFO ] Flow matrix only has 1111 transitions (discarded 129 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18348756536567292760.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17455807740040198827.kers'
[2026-05-24 05:34:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18348756536567292760.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17455807740040198827.kers]
Culled 0 columns in 4 ms.
// Phase 1: matrix 1111 rows 162 cols 5160 entries
Finished phase 1 with 154 SingleSign rule and 0 generalized
[2026-05-24 05:34:08] [INFO ] Computed 8 invariants in 7 ms
Computed 8 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-17455807740040198827.kers
Total runtime 9 ms.
[2026-05-24 05:34:08] [INFO ] Implicit Places using invariants in 898 ms returned []
[2026-05-24 05:34:08] [INFO ] Flow matrix only has 1111 transitions (discarded 129 similar events)
[2026-05-24 05:34:08] [INFO ] Invariant cache hit.
[2026-05-24 05:34:09] [INFO ] State equation strengthened by 123 read => feed constraints.
[2026-05-24 05:34:10] [INFO ] Implicit Places using invariants and state equation in 1576 ms returned []
Implicit Place search using SMT with State Equation took 2480 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 162/269 places, 1240/3871 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 73220 ms. Remains : 162/269 places, 1240/3871 transitions.
RANDOM walk for 40005 steps (8 resets) in 128 ms. (310 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 94 ms. (421 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 362067 steps, run timeout after 3001 ms. (steps per millisecond=120 ) properties seen :0 out of 1
Probabilistic random walk after 362067 steps, saw 200405 distinct states, run finished after 3001 ms. (steps per millisecond=120 ) properties seen :0
[2026-05-24 05:34:13] [INFO ] Flow matrix only has 1111 transitions (discarded 129 similar events)
[2026-05-24 05:34:13] [INFO ] Invariant cache hit.
[2026-05-24 05:34:13] [INFO ] State equation strengthened by 123 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 50/54 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 702/756 variables, 54/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/756 variables, 28/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/756 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 231/987 variables, 45/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/987 variables, 45/175 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/987 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 253/1240 variables, 30/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1240 variables, 2/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1240 variables, 50/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1240 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/1241 variables, 1/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1241 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1241 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 32/1273 variables, 32/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1273 variables, 2/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1273 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1273 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1273/1273 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 323 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 162/162 constraints, ReadFeed: 123/123 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 50/54 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 702/756 variables, 54/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/756 variables, 28/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/756 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 231/987 variables, 45/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/987 variables, 45/175 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/987 variables, 1/176 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/987 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 253/1240 variables, 30/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1240 variables, 2/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1240 variables, 50/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1240 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/1241 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1241 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1241 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 32/1273 variables, 32/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1273 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1273 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1273 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1273/1273 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 986 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 162/162 constraints, ReadFeed: 123/123 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1325ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 326 ms.
Support contains 4 out of 162 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 162/162 places, 1240/1240 transitions.
Applied a total of 0 rules in 14 ms. Remains 162 /162 variables (removed 0) and now considering 1240/1240 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 162/162 places, 1240/1240 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 162/162 places, 1240/1240 transitions.
Applied a total of 0 rules in 15 ms. Remains 162 /162 variables (removed 0) and now considering 1240/1240 (removed 0) transitions.
[2026-05-24 05:34:15] [INFO ] Flow matrix only has 1111 transitions (discarded 129 similar events)
[2026-05-24 05:34:15] [INFO ] Invariant cache hit.
[2026-05-24 05:34:15] [INFO ] Implicit Places using invariants in 154 ms returned []
[2026-05-24 05:34:15] [INFO ] Flow matrix only has 1111 transitions (discarded 129 similar events)
[2026-05-24 05:34:15] [INFO ] Invariant cache hit.
[2026-05-24 05:34:15] [INFO ] State equation strengthened by 123 read => feed constraints.
[2026-05-24 05:34:16] [INFO ] Implicit Places using invariants and state equation in 1610 ms returned []
Implicit Place search using SMT with State Equation took 1768 ms to find 0 implicit places.
[2026-05-24 05:34:17] [INFO ] Redundant transitions in 52 ms returned []
Running 1239 sub problems to find dead transitions.
[2026-05-24 05:34:17] [INFO ] Flow matrix only has 1111 transitions (discarded 129 similar events)
[2026-05-24 05:34:17] [INFO ] Invariant cache hit.
[2026-05-24 05:34:17] [INFO ] State equation strengthened by 123 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1239 unsolved
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 TDEAD956 is UNSAT
Problem TDEAD957 is UNSAT
Problem TDEAD958 is UNSAT
Problem TDEAD959 is UNSAT
Problem TDEAD960 is UNSAT
Problem TDEAD964 is UNSAT
Problem TDEAD966 is UNSAT
Problem TDEAD967 is UNSAT
Problem TDEAD968 is UNSAT
Problem TDEAD975 is UNSAT
Problem TDEAD976 is UNSAT
Problem TDEAD977 is UNSAT
Problem TDEAD978 is UNSAT
Problem TDEAD979 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 TDEAD1220 is UNSAT
Problem TDEAD1221 is UNSAT
Problem TDEAD1224 is UNSAT
Problem TDEAD1225 is UNSAT
Problem TDEAD1232 is UNSAT
Problem TDEAD1233 is UNSAT
Problem TDEAD1236 is UNSAT
Problem TDEAD1237 is UNSAT
Problem TDEAD85 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD738 is UNSAT
Problem TDEAD739 is UNSAT
Problem TDEAD740 is UNSAT
Problem TDEAD741 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/162 variables, 8/16 constraints. Problems are: Problem set: 58 solved, 1181 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/162 variables, 0/16 constraints. Problems are: Problem set: 58 solved, 1181 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 1111/1273 variables, 162/178 constraints. Problems are: Problem set: 58 solved, 1181 unsolved
SMT process timed out in 31499ms, After SMT, problems are : Problem set: 58 solved, 1181 unsolved
Search for dead transitions found 58 dead transitions in 31504ms
Found 58 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 58 transitions
Dead transitions reduction (with SMT) removed 58 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 162/162 places, 1182/1240 transitions.
Graph (complete) has 1587 edges and 162 vertex of which 159 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Reduce places removed 12 places and 247 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 13 place count 147 transition count 935
Reduce places removed 9 places and 117 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 22 place count 138 transition count 818
Reduce places removed 6 places and 61 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 28 place count 132 transition count 757
Reduce places removed 2 places and 10 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 30 place count 130 transition count 747
Reduce places removed 1 places and 13 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 31 place count 129 transition count 734
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 34 place count 126 transition count 703
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 30 transitions.
Iterating global reduction 5 with 5 rules applied. Total rules applied 39 place count 124 transition count 673
Applied a total of 39 rules in 23 ms. Remains 124 /162 variables (removed 38) and now considering 673/1182 (removed 509) transitions.
[2026-05-24 05:34:48] [INFO ] Flow matrix only has 587 transitions (discarded 86 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5970530959544567901.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4647012736498505239.kers'
[2026-05-24 05:34:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5970530959544567901.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4647012736498505239.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 587 rows 124 cols 2660 entries
Finished phase 1 with 117 SingleSign rule and 0 generalized
[2026-05-24 05:34:48] [INFO ] Computed 7 invariants in 2 ms
Computed 7 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-4647012736498505239.kers
Total runtime 3 ms.
[2026-05-24 05:34:48] [INFO ] Implicit Places using invariants in 123 ms returned []
[2026-05-24 05:34:48] [INFO ] Flow matrix only has 587 transitions (discarded 86 similar events)
[2026-05-24 05:34:48] [INFO ] Invariant cache hit.
[2026-05-24 05:34:48] [INFO ] State equation strengthened by 79 read => feed constraints.
[2026-05-24 05:34:49] [INFO ] Implicit Places using invariants and state equation in 892 ms returned []
Implicit Place search using SMT with State Equation took 1018 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 124/162 places, 673/1240 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 34397 ms. Remains : 124/162 places, 673/1240 transitions.
RANDOM walk for 40039 steps (8 resets) in 112 ms. (354 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 90 ms. (439 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 584881 steps, run timeout after 3001 ms. (steps per millisecond=194 ) properties seen :0 out of 1
Probabilistic random walk after 584881 steps, saw 344474 distinct states, run finished after 3001 ms. (steps per millisecond=194 ) properties seen :0
[2026-05-24 05:34:52] [INFO ] Flow matrix only has 587 transitions (discarded 86 similar events)
[2026-05-24 05:34:52] [INFO ] Invariant cache hit.
[2026-05-24 05:34:52] [INFO ] State equation strengthened by 79 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/27 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 348/375 variables, 27/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/375 variables, 15/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/375 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 130/505 variables, 44/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/505 variables, 28/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/505 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 176/681 variables, 23/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/681 variables, 2/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/681 variables, 36/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/681 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/682 variables, 1/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/682 variables, 1/179 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/682 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 29/711 variables, 29/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/711 variables, 2/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/711 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/711 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 711/711 variables, and 210 constraints, problems are : Problem set: 0 solved, 1 unsolved in 166 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 124/124 constraints, ReadFeed: 79/79 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/27 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 348/375 variables, 27/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/375 variables, 15/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/375 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 130/505 variables, 44/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/505 variables, 28/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/505 variables, 1/117 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/505 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 176/681 variables, 23/140 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/681 variables, 2/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/681 variables, 36/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/681 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/682 variables, 1/179 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/682 variables, 1/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/682 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 29/711 variables, 29/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/711 variables, 2/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/711 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/711 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 711/711 variables, and 211 constraints, problems are : Problem set: 0 solved, 1 unsolved in 544 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 124/124 constraints, ReadFeed: 79/79 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 717ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 14 ms.
Support contains 4 out of 124 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 124/124 places, 673/673 transitions.
Applied a total of 0 rules in 7 ms. Remains 124 /124 variables (removed 0) and now considering 673/673 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 124/124 places, 673/673 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 124/124 places, 673/673 transitions.
Applied a total of 0 rules in 14 ms. Remains 124 /124 variables (removed 0) and now considering 673/673 (removed 0) transitions.
[2026-05-24 05:34:53] [INFO ] Flow matrix only has 587 transitions (discarded 86 similar events)
[2026-05-24 05:34:53] [INFO ] Invariant cache hit.
[2026-05-24 05:34:53] [INFO ] Implicit Places using invariants in 105 ms returned []
[2026-05-24 05:34:53] [INFO ] Flow matrix only has 587 transitions (discarded 86 similar events)
[2026-05-24 05:34:53] [INFO ] Invariant cache hit.
[2026-05-24 05:34:53] [INFO ] State equation strengthened by 79 read => feed constraints.
[2026-05-24 05:34:54] [INFO ] Implicit Places using invariants and state equation in 895 ms returned []
Implicit Place search using SMT with State Equation took 1002 ms to find 0 implicit places.
[2026-05-24 05:34:54] [INFO ] Redundant transitions in 6 ms returned []
Running 672 sub problems to find dead transitions.
[2026-05-24 05:34:54] [INFO ] Flow matrix only has 587 transitions (discarded 86 similar events)
[2026-05-24 05:34:54] [INFO ] Invariant cache hit.
[2026-05-24 05:34:54] [INFO ] State equation strengthened by 79 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 672 unsolved
Problem TDEAD663 is UNSAT
Problem TDEAD664 is UNSAT
Problem TDEAD671 is UNSAT
Problem TDEAD672 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 2/9 constraints. Problems are: Problem set: 4 solved, 668 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/9 constraints. Problems are: Problem set: 4 solved, 668 unsolved
At refinement iteration 3 (OVERLAPS) 587/710 variables, 123/132 constraints. Problems are: Problem set: 4 solved, 668 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/710 variables, 79/211 constraints. Problems are: Problem set: 4 solved, 668 unsolved
Problem TDEAD272 is UNSAT
Problem TDEAD273 is UNSAT
Problem TDEAD274 is UNSAT
Problem TDEAD275 is UNSAT
Problem TDEAD276 is UNSAT
Problem TDEAD277 is UNSAT
Problem TDEAD278 is UNSAT
Problem TDEAD279 is UNSAT
Problem TDEAD282 is UNSAT
Problem TDEAD283 is UNSAT
Problem TDEAD286 is UNSAT
Problem TDEAD287 is UNSAT
Problem TDEAD288 is UNSAT
Problem TDEAD289 is UNSAT
Problem TDEAD290 is UNSAT
At refinement iteration 5 (INCLUDED_ONLY) 0/710 variables, 1/212 constraints. Problems are: Problem set: 19 solved, 653 unsolved
Problem TDEAD69 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
Problem TDEAD80 is UNSAT
Problem TDEAD81 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD85 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD95 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD105 is UNSAT
Problem TDEAD106 is UNSAT
Problem TDEAD177 is UNSAT
Problem TDEAD178 is UNSAT
Problem TDEAD179 is UNSAT
Problem TDEAD180 is UNSAT
Problem TDEAD181 is UNSAT
Problem TDEAD182 is UNSAT
Problem TDEAD183 is UNSAT
Problem TDEAD184 is UNSAT
Problem TDEAD185 is UNSAT
Problem TDEAD186 is UNSAT
Problem TDEAD187 is UNSAT
Problem TDEAD188 is UNSAT
Problem TDEAD189 is UNSAT
Problem TDEAD190 is UNSAT
Problem TDEAD191 is UNSAT
Problem TDEAD192 is UNSAT
Problem TDEAD193 is UNSAT
Problem TDEAD194 is UNSAT
Problem TDEAD195 is UNSAT
Problem TDEAD196 is UNSAT
Problem TDEAD312 is UNSAT
Problem TDEAD313 is UNSAT
Problem TDEAD314 is UNSAT
Problem TDEAD322 is UNSAT
Problem TDEAD323 is UNSAT
Problem TDEAD352 is UNSAT
Problem TDEAD353 is UNSAT
Problem TDEAD354 is UNSAT
Problem TDEAD362 is UNSAT
Problem TDEAD363 is UNSAT
At refinement iteration 6 (INCLUDED_ONLY) 0/710 variables, 1/213 constraints. Problems are: Problem set: 79 solved, 593 unsolved
Problem TDEAD294 is UNSAT
Problem TDEAD295 is UNSAT
Problem TDEAD296 is UNSAT
Problem TDEAD297 is UNSAT
Problem TDEAD298 is UNSAT
Problem TDEAD299 is UNSAT
Problem TDEAD302 is UNSAT
Problem TDEAD303 is UNSAT
Problem TDEAD306 is UNSAT
Problem TDEAD307 is UNSAT
Problem TDEAD308 is UNSAT
Problem TDEAD309 is UNSAT
Problem TDEAD310 is UNSAT
Problem TDEAD334 is UNSAT
Problem TDEAD335 is UNSAT
Problem TDEAD336 is UNSAT
Problem TDEAD337 is UNSAT
Problem TDEAD338 is UNSAT
Problem TDEAD339 is UNSAT
Problem TDEAD342 is UNSAT
Problem TDEAD343 is UNSAT
Problem TDEAD346 is UNSAT
Problem TDEAD347 is UNSAT
Problem TDEAD348 is UNSAT
Problem TDEAD349 is UNSAT
Problem TDEAD350 is UNSAT
At refinement iteration 7 (INCLUDED_ONLY) 0/710 variables, 1/214 constraints. Problems are: Problem set: 105 solved, 567 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 710/711 variables, and 214 constraints, problems are : Problem set: 105 solved, 567 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 123/124 constraints, ReadFeed: 79/79 constraints, PredecessorRefiner: 672/672 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 105 solved, 567 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/120 variables, 6/6 constraints. Problems are: Problem set: 105 solved, 567 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/120 variables, 5/11 constraints. Problems are: Problem set: 105 solved, 567 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/120 variables, 0/11 constraints. Problems are: Problem set: 105 solved, 567 unsolved
At refinement iteration 3 (OVERLAPS) 3/123 variables, 1/12 constraints. Problems are: Problem set: 105 solved, 567 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 0/12 constraints. Problems are: Problem set: 105 solved, 567 unsolved
At refinement iteration 5 (OVERLAPS) 587/710 variables, 123/135 constraints. Problems are: Problem set: 105 solved, 567 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/710 variables, 79/214 constraints. Problems are: Problem set: 105 solved, 567 unsolved
Problem TDEAD63 is UNSAT
Problem TDEAD271 is UNSAT
Problem TDEAD300 is UNSAT
Problem TDEAD301 is UNSAT
Problem TDEAD304 is UNSAT
Problem TDEAD305 is UNSAT
Problem TDEAD311 is UNSAT
Problem TDEAD320 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD324 is UNSAT
Problem TDEAD325 is UNSAT
Problem TDEAD326 is UNSAT
Problem TDEAD327 is UNSAT
Problem TDEAD328 is UNSAT
Problem TDEAD329 is UNSAT
Problem TDEAD330 is UNSAT
Problem TDEAD340 is UNSAT
Problem TDEAD341 is UNSAT
Problem TDEAD344 is UNSAT
Problem TDEAD345 is UNSAT
Problem TDEAD351 is UNSAT
Problem TDEAD355 is UNSAT
Problem TDEAD356 is UNSAT
Problem TDEAD357 is UNSAT
Problem TDEAD358 is UNSAT
Problem TDEAD359 is UNSAT
Problem TDEAD360 is UNSAT
Problem TDEAD361 is UNSAT
Problem TDEAD364 is UNSAT
Problem TDEAD365 is UNSAT
Problem TDEAD416 is UNSAT
Problem TDEAD421 is UNSAT
Problem TDEAD557 is UNSAT
Problem TDEAD558 is UNSAT
Problem TDEAD641 is UNSAT
Problem TDEAD645 is UNSAT
Problem TDEAD649 is UNSAT
Problem TDEAD653 is UNSAT
Problem TDEAD657 is UNSAT
Problem TDEAD665 is UNSAT
At refinement iteration 7 (INCLUDED_ONLY) 0/710 variables, 432/646 constraints. Problems are: Problem set: 145 solved, 527 unsolved
Problem TDEAD554 is UNSAT
At refinement iteration 8 (INCLUDED_ONLY) 0/710 variables, 10/656 constraints. Problems are: Problem set: 146 solved, 526 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 710/711 variables, and 656 constraints, problems are : Problem set: 146 solved, 526 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 123/124 constraints, ReadFeed: 79/79 constraints, PredecessorRefiner: 432/672 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60476ms problems are : Problem set: 146 solved, 526 unsolved
Search for dead transitions found 146 dead transitions in 60478ms
Found 146 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 146 transitions
Dead transitions reduction (with SMT) removed 146 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 124/124 places, 527/673 transitions.
Graph (complete) has 801 edges and 124 vertex of which 121 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Reduce places removed 13 places and 124 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 14 place count 108 transition count 403
Reduce places removed 1 places and 10 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 15 place count 107 transition count 393
Reduce places removed 1 places and 8 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 16 place count 106 transition count 385
Reduce places removed 1 places and 5 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 17 place count 105 transition count 380
Discarding 5 places :
Symmetric choice reduction at 4 with 5 rule applications. Total rules 22 place count 100 transition count 338
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 4 with 5 rules applied. Total rules applied 27 place count 100 transition count 338
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 27 rules in 20 ms. Remains 100 /124 variables (removed 24) and now considering 338/527 (removed 189) transitions.
[2026-05-24 05:35:54] [INFO ] Flow matrix only has 315 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-4286069649284454010.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5268549240464855022.kers'
[2026-05-24 05:35:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4286069649284454010.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5268549240464855022.kers]
Culling trivial invariants: removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 315 rows 99 cols 1390 entries
Finished phase 1 with 92 SingleSign rule and 0 generalized
[2026-05-24 05:35:54] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-5268549240464855022.kers
Total runtime 8 ms.
[2026-05-24 05:35:55] [INFO ] Implicit Places using invariants in 113 ms returned []
[2026-05-24 05:35:55] [INFO ] Flow matrix only has 315 transitions (discarded 23 similar events)
[2026-05-24 05:35:55] [INFO ] Invariant cache hit.
[2026-05-24 05:35:55] [INFO ] State equation strengthened by 61 read => feed constraints.
[2026-05-24 05:35:55] [INFO ] Implicit Places using invariants and state equation in 769 ms returned []
Implicit Place search using SMT with State Equation took 893 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 100/124 places, 338/673 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 62430 ms. Remains : 100/124 places, 338/673 transitions.
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
RANDOM walk for 40025 steps (8 resets) in 98 ms. (404 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 93 ms. (425 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 958783 steps, run timeout after 3001 ms. (steps per millisecond=319 ) properties seen :0 out of 1
Probabilistic random walk after 958783 steps, saw 588022 distinct states, run finished after 3001 ms. (steps per millisecond=319 ) properties seen :0
[2026-05-24 05:35:58] [INFO ] Flow matrix only has 315 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-1038956596249322793.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9087219329820139222.kers'
[2026-05-24 05:35:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1038956596249322793.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9087219329820139222.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 315 rows 99 cols 1390 entries
Finished phase 1 with 92 SingleSign rule and 0 generalized
[2026-05-24 05:35:58] [INFO ] Computed 7 invariants in 5 ms
Computed 7 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-9087219329820139222.kers
Total runtime 6 ms.
[2026-05-24 05:35:58] [INFO ] State equation strengthened by 61 read => feed constraints.
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) 5/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 56/63 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/63 variables, 11/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/63 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 168/231 variables, 38/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/231 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/231 variables, 16/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/231 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem BugTracking-PT-q8m016-ReachabilityCardinality-2024-15 is UNSAT
FORMULA BugTracking-PT-q8m016-ReachabilityCardinality-2024-15 TRUE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Real declared 379/414 variables, and 97 constraints, problems are : Problem set: 1 solved, 0 unsolved in 82 ms.
Refiners :[Positive P Invariants (semi-flows): 2/7 constraints, State Equation: 68/99 constraints, ReadFeed: 27/61 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 98ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 204571 ms.

BK_STOP 1779600959238

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -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 ReachabilityCardinality -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="BugTracking-PT-q8m016"
export BK_EXAMINATION="ReachabilityCardinality"
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 BugTracking-PT-q8m016, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r034-tall-177946841900414"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BugTracking-PT-q8m016.tgz
mv BugTracking-PT-q8m016 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;