Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r142-tall-174876812900567.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is Peterson-COL-4, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876812900567
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 468K
-rw-r--r-- 1 mcc users 6.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 111K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 2 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 44K May 29 14:32 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 Peterson-COL-4-ReachabilityFireability-2025-00
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-2025-01
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-2025-02
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-2025-03
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-2025-04
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-2025-05
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-2025-06
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-2025-07
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-2025-08
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-2025-09
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-2025-10
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-2025-11
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-2025-12
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-2025-13
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-2025-14
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1748924394727

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Peterson-COL-4
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
ReachabilityFireability COL
Running Version 202505121319
[2025-06-03 04:19:55] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-03 04:19:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 04:19:55] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-06-03 04:19:56] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-03 04:19:56] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 530 ms
[2025-06-03 04:19:56] [INFO ] Imported 11 HL places and 14 HL transitions for a total of 500 PT places and 795.0 transition bindings in 17 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 16 ms.
Reduction of identical properties reduced properties to check from 16 to 15
Working with output stream class java.io.PrintStream
[2025-06-03 04:19:56] [INFO ] Built PT skeleton of HLPN with 11 places and 14 transitions 42 arcs in 10 ms.
[2025-06-03 04:19:56] [INFO ] Skeletonized 15 HLPN properties in 0 ms.
Remains 1 properties that can be checked using skeleton over-approximation.
Reduce places removed 2 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 78 steps (0 resets) in 6 ms. (11 steps per ms) remains 0/1 properties
[2025-06-03 04:19:56] [INFO ] Flatten gal took : 24 ms
[2025-06-03 04:19:56] [INFO ] Flatten gal took : 1 ms
[2025-06-03 04:19:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9327462642501302393.gal : 3 ms
[2025-06-03 04:19:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8376330859954383218.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9327462642501302393.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8376330859954383218.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

its-reach command run as :

ITS tools runner thread asked to quit. Dying gracefully.
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
java.io.IOException: Stream closed
at java.base/java.io.BufferedInputStream.ensureOpen(BufferedInputStream.java:206)
at java.base/java.io.BufferedInputStream.implRead(BufferedInputStream.java:411)
at java.base/java.io.BufferedInputStream.read(BufferedInputStream.java:405)
at java.base/sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:350)
at java.base/sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:393)
at java.base/sun.nio.cs.StreamDecoder.lockedRead(StreamDecoder.java:217)
at java.base/sun.nio.cs.StreamDecoder.read(StreamDecoder.java:171)
at java.base/java.io.InputStreamReader.read(InputStreamReader.java:188)
at java.base/java.io.BufferedReader.fill(BufferedReader.java:160)
at java.base/java.io.BufferedReader.implReadLine(BufferedReader.java:370)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:347)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:436)
at fr.lip6.move.gal.application.runner.its.ITSRunner$ITSInterpreter.run(ITSRunner.java:211)
at java.base/java.lang.Thread.run(Thread.java:1583)
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
[2025-06-03 04:19:56] [INFO ] Flatten gal took : 2 ms
[2025-06-03 04:19:56] [INFO ] Flatten gal took : 2 ms
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
[2025-06-03 04:19:56] [INFO ] Flatten gal took : 2 ms
[2025-06-03 04:19:56] [INFO ] Flatten gal took : 1 ms
[2025-06-03 04:19:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8883226877611429416.gal : 1 ms
[2025-06-03 04:19:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3162137640851857713.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8883226877611429416.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3162137640851857713.prop' '--nowitness' '--gen-order' 'FOLLOW'
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
ITS runner timed out or was interrupted.
Loading property file /tmp/ReachabilityCardinality3162137640851857713.prop.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,5,0.00293,3936,2,14,5,50,6,0,53,24,0
Total reachable state count : 5

ITS tools runner thread asked to quit. Dying gracefully.
Domain [Process(5), Tour(4), Process(5)] of place BeginLoop breaks symmetries in sort Process
Arc [2:1*[$i, (MOD (ADD $j 1) 4)]] contains successor/predecessor on variables of sort Tour
Symmetric sort wr.t. initial and guards and successors and join/free detected :Bool
Arc [1:1*[$i, 0]] contains constants of sort Bool
Transition Ask : constants on arcs in [[1:1*[$i, 0]]] introduces in Bool(2) partition with 1 elements that refines current partition to 2 subsets.
[2025-06-03 04:19:56] [INFO ] Unfolded HLPN to a Petri net with 500 places and 730 transitions 2280 arcs in 51 ms.
[2025-06-03 04:19:56] [INFO ] Unfolded 15 HLPN properties in 2 ms.
Deduced a syphon composed of 20 places in 5 ms
Reduce places removed 20 places and 40 transitions.
[2025-06-03 04:19:57] [INFO ] Flatten gal took : 168 ms
[2025-06-03 04:19:57] [INFO ] Flatten gal took : 96 ms
[2025-06-03 04:19:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15817836946921011923.gal : 49 ms
[2025-06-03 04:19:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5845406625576155147.prop : 63 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15817836946921011923.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5845406625576155147.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality5845406625576155147.prop.
RANDOM walk for 40000 steps (8 resets) in 6838 ms. (5 steps per ms) remains 7/15 properties
FORMULA Peterson-COL-4-ReachabilityFireability-2025-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-4-ReachabilityFireability-2025-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-4-ReachabilityFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-4-ReachabilityFireability-2025-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-4-ReachabilityFireability-2025-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-4-ReachabilityFireability-2025-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-4-ReachabilityFireability-2025-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-4-ReachabilityFireability-2025-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
SDD proceeding with computation,15 properties remain. new max is 4
SDD size :1 after 4
Reachability property Peterson-COL-4-ReachabilityFireability-2025-13 is true.
Invariant property Peterson-COL-4-ReachabilityFireability-2025-10 does not hold.
SDD proceeding with computation,13 properties remain. new max is 4
SDD size :4 after 5
SDD proceeding with computation,13 properties remain. new max is 8
SDD size :5 after 6
SDD proceeding with computation,13 properties remain. new max is 16
SDD size :6 after 14
Reachability property Peterson-COL-4-ReachabilityFireability-2025-14 is true.
SDD proceeding with computation,12 properties remain. new max is 16
SDD size :14 after 31
SDD proceeding with computation,12 properties remain. new max is 32
SDD size :31 after 36
SDD proceeding with computation,12 properties remain. new max is 64
SDD size :36 after 44
SDD proceeding with computation,12 properties remain. new max is 128
SDD size :44 after 72
BEST_FIRST walk for 40004 steps (8 resets) in 3088 ms. (12 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1089 ms. (36 steps per ms) remains 7/7 properties
SDD proceeding with computation,12 properties remain. new max is 256
SDD size :72 after 213
BEST_FIRST walk for 40004 steps (8 resets) in 540 ms. (73 steps per ms) remains 7/7 properties
Invariant property Peterson-COL-4-ReachabilityFireability-2025-11 does not hold.
BEST_FIRST walk for 40004 steps (8 resets) in 1402 ms. (28 steps per ms) remains 6/7 properties
FORMULA Peterson-COL-4-ReachabilityFireability-2025-05 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :213 after 594
BEST_FIRST walk for 40004 steps (8 resets) in 2013 ms. (19 steps per ms) remains 6/6 properties
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :594 after 1266
BEST_FIRST walk for 40004 steps (8 resets) in 1002 ms. (39 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 569 ms. (70 steps per ms) remains 6/6 properties
[2025-06-03 04:20:01] [INFO ] Flow matrix only has 630 transitions (discarded 60 similar events)
// Phase 1: matrix 630 rows 480 cols
[2025-06-03 04:20:01] [INFO ] Computed 19 invariants in 19 ms
[2025-06-03 04:20:01] [INFO ] State equation strengthened by 116 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :1266 after 2771
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/480 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/480 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,11 properties remain. new max is 2048
SDD size :2771 after 8652
At refinement iteration 2 (INCLUDED_ONLY) 0/480 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 630/1110 variables, 480/499 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1110 variables, 116/615 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1110/1110 variables, and 615 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5032 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 480/480 constraints, ReadFeed: 116/116 constraints, PredecessorRefiner: 6/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/480 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/480 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:08] [INFO ] Deduced a trap composed of 14 places in 146 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:08] [INFO ] Deduced a trap composed of 10 places in 122 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:08] [INFO ] Deduced a trap composed of 10 places in 115 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:09] [INFO ] Deduced a trap composed of 10 places in 153 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:09] [INFO ] Deduced a trap composed of 10 places in 114 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:09] [INFO ] Deduced a trap composed of 27 places in 150 ms of which 19 ms to minimize.
SDD proceeding with computation,11 properties remain. new max is 4096
SDD size :8652 after 26225
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:09] [INFO ] Deduced a trap composed of 36 places in 153 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:09] [INFO ] Deduced a trap composed of 36 places in 133 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:10] [INFO ] Deduced a trap composed of 87 places in 128 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:10] [INFO ] Deduced a trap composed of 27 places in 170 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:10] [INFO ] Deduced a trap composed of 30 places in 189 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:10] [INFO ] Deduced a trap composed of 27 places in 163 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:11] [INFO ] Deduced a trap composed of 36 places in 162 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:11] [INFO ] Deduced a trap composed of 69 places in 127 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:11] [INFO ] Deduced a trap composed of 91 places in 131 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:11] [INFO ] Deduced a trap composed of 91 places in 147 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:11] [INFO ] Deduced a trap composed of 91 places in 168 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:11] [INFO ] Deduced a trap composed of 102 places in 126 ms of which 19 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 480/1110 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5006 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/480 constraints, ReadFeed: 0/116 constraints, PredecessorRefiner: 5/1 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10141ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 480 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 690/690 transitions.
Applied a total of 0 rules in 35 ms. Remains 480 /480 variables (removed 0) and now considering 690/690 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 480/480 places, 690/690 transitions.
RANDOM walk for 40000 steps (8 resets) in 1113 ms. (35 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2015 ms. (19 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 712 ms. (56 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 199 ms. (200 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1384 ms. (28 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 945 ms. (42 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 504 ms. (79 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 809706 steps, run timeout after 6001 ms. (steps per millisecond=134 ) properties seen :3 out of 6
Probabilistic random walk after 809706 steps, saw 161123 distinct states, run finished after 6004 ms. (steps per millisecond=134 ) properties seen :3
FORMULA Peterson-COL-4-ReachabilityFireability-2025-12 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA Peterson-COL-4-ReachabilityFireability-2025-08 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA Peterson-COL-4-ReachabilityFireability-2025-07 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA Peterson-COL-4-ReachabilityFireability-2025-04 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
[2025-06-03 04:20:20] [INFO ] Flow matrix only has 630 transitions (discarded 60 similar events)
[2025-06-03 04:20:20] [INFO ] Invariant cache hit.
[2025-06-03 04:20:20] [INFO ] State equation strengthened by 116 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/465 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/465 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 15/480 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/480 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:21] [INFO ] Deduced a trap composed of 10 places in 174 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:21] [INFO ] Deduced a trap composed of 13 places in 143 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:21] [INFO ] Deduced a trap composed of 10 places in 160 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:21] [INFO ] Deduced a trap composed of 10 places in 152 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:22] [INFO ] Deduced a trap composed of 10 places in 136 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:22] [INFO ] Deduced a trap composed of 18 places in 155 ms of which 16 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/480 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/480 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 630/1110 variables, 480/505 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1110 variables, 116/621 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Invariant property Peterson-COL-4-ReachabilityFireability-2025-05 does not hold.
SDD proceeding with computation,10 properties remain. new max is 4096
SDD size :26225 after 68859
At refinement iteration 8 (INCLUDED_ONLY) 0/1110 variables, 0/621 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 0/1110 variables, 0/621 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1110/1110 variables, and 621 constraints, problems are : Problem set: 0 solved, 3 unsolved in 6681 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 480/480 constraints, ReadFeed: 116/116 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/465 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/465 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/465 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 15/480 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/480 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:27] [INFO ] Deduced a trap composed of 39 places in 135 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:27] [INFO ] Deduced a trap composed of 40 places in 133 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,10 properties remain. new max is 8192
SDD size :68859 after 128507
[2025-06-03 04:20:27] [INFO ] Deduced a trap composed of 40 places in 131 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:28] [INFO ] Deduced a trap composed of 39 places in 131 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:28] [INFO ] Deduced a trap composed of 43 places in 176 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:28] [INFO ] Deduced a trap composed of 88 places in 113 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:28] [INFO ] Deduced a trap composed of 87 places in 106 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:28] [INFO ] Deduced a trap composed of 87 places in 100 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:28] [INFO ] Deduced a trap composed of 87 places in 93 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:28] [INFO ] Deduced a trap composed of 144 places in 115 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:29] [INFO ] Deduced a trap composed of 30 places in 146 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:29] [INFO ] Deduced a trap composed of 80 places in 119 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,10 properties remain. new max is 16384
SDD size :128507 after 157600
[2025-06-03 04:20:29] [INFO ] Deduced a trap composed of 97 places in 117 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:29] [INFO ] Deduced a trap composed of 80 places in 112 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:29] [INFO ] Deduced a trap composed of 104 places in 111 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:29] [INFO ] Deduced a trap composed of 91 places in 115 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:30] [INFO ] Deduced a trap composed of 141 places in 124 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:30] [INFO ] Deduced a trap composed of 31 places in 160 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:30] [INFO ] Deduced a trap composed of 76 places in 97 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:30] [INFO ] Deduced a trap composed of 76 places in 102 ms of which 13 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/480 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:31] [INFO ] Deduced a trap composed of 36 places in 121 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:31] [INFO ] Deduced a trap composed of 61 places in 113 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:31] [INFO ] Deduced a trap composed of 43 places in 110 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:31] [INFO ] Deduced a trap composed of 69 places in 114 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:32] [INFO ] Deduced a trap composed of 36 places in 155 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:32] [INFO ] Deduced a trap composed of 21 places in 152 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:32] [INFO ] Deduced a trap composed of 61 places in 189 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:32] [INFO ] Deduced a trap composed of 69 places in 199 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Invariant property Peterson-COL-4-ReachabilityFireability-2025-15 does not hold.
[2025-06-03 04:20:42] [INFO ] Deduced a trap composed of 44 places in 9613 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:42] [INFO ] Deduced a trap composed of 35 places in 265 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:42] [INFO ] Deduced a trap composed of 69 places in 179 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:43] [INFO ] Deduced a trap composed of 47 places in 244 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:46] [INFO ] Deduced a trap composed of 65 places in 3030 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:55] [INFO ] Deduced a trap composed of 69 places in 8991 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:55] [INFO ] Deduced a trap composed of 57 places in 159 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:55] [INFO ] Deduced a trap composed of 58 places in 230 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:56] [INFO ] Deduced a trap composed of 42 places in 208 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:20:56] [INFO ] Deduced a trap composed of 50 places in 221 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,9 properties remain. new max is 16384
SDD size :157600 after 863788
[2025-06-03 04:21:05] [INFO ] Deduced a trap composed of 27 places in 8860 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:10] [INFO ] Deduced a trap composed of 14 places in 5535 ms of which 34 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/480 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 480/1110 variables, and 65 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45024 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/480 constraints, ReadFeed: 0/116 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 46/46 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 51731ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 465 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 690/690 transitions.
Applied a total of 0 rules in 28 ms. Remains 480 /480 variables (removed 0) and now considering 690/690 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 480/480 places, 690/690 transitions.
RANDOM walk for 40000 steps (8 resets) in 1250 ms. (31 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2550 ms. (15 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1032 ms. (38 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1065 ms. (37 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 324522 steps, run timeout after 3001 ms. (steps per millisecond=108 ) properties seen :0 out of 3
Probabilistic random walk after 324522 steps, saw 72992 distinct states, run finished after 3001 ms. (steps per millisecond=108 ) properties seen :0
[2025-06-03 04:21:16] [INFO ] Flow matrix only has 630 transitions (discarded 60 similar events)
[2025-06-03 04:21:16] [INFO ] Invariant cache hit.
[2025-06-03 04:21:16] [INFO ] State equation strengthened by 116 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/465 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/465 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 15/480 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/480 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:18] [INFO ] Deduced a trap composed of 10 places in 162 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:18] [INFO ] Deduced a trap composed of 13 places in 146 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:18] [INFO ] Deduced a trap composed of 10 places in 176 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:18] [INFO ] Deduced a trap composed of 10 places in 154 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:18] [INFO ] Deduced a trap composed of 10 places in 143 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:18] [INFO ] Deduced a trap composed of 18 places in 154 ms of which 17 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/480 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/480 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 630/1110 variables, 480/505 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1110 variables, 116/621 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1110 variables, 0/621 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 0/1110 variables, 0/621 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1110/1110 variables, and 621 constraints, problems are : Problem set: 0 solved, 3 unsolved in 6684 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 480/480 constraints, ReadFeed: 116/116 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/465 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/465 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/465 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 15/480 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/480 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:24] [INFO ] Deduced a trap composed of 39 places in 164 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:24] [INFO ] Deduced a trap composed of 40 places in 126 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:24] [INFO ] Deduced a trap composed of 40 places in 126 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:24] [INFO ] Deduced a trap composed of 39 places in 141 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:24] [INFO ] Deduced a trap composed of 43 places in 145 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:24] [INFO ] Deduced a trap composed of 88 places in 106 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:25] [INFO ] Deduced a trap composed of 87 places in 112 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:25] [INFO ] Deduced a trap composed of 87 places in 95 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:25] [INFO ] Deduced a trap composed of 87 places in 94 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:25] [INFO ] Deduced a trap composed of 144 places in 115 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:25] [INFO ] Deduced a trap composed of 30 places in 137 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:25] [INFO ] Deduced a trap composed of 80 places in 105 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:25] [INFO ] Deduced a trap composed of 97 places in 108 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:26] [INFO ] Deduced a trap composed of 80 places in 107 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:26] [INFO ] Deduced a trap composed of 104 places in 109 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:26] [INFO ] Deduced a trap composed of 91 places in 111 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:26] [INFO ] Deduced a trap composed of 141 places in 117 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:26] [INFO ] Deduced a trap composed of 31 places in 155 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:26] [INFO ] Deduced a trap composed of 76 places in 96 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:27] [INFO ] Deduced a trap composed of 76 places in 113 ms of which 13 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/480 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:27] [INFO ] Deduced a trap composed of 36 places in 147 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:27] [INFO ] Deduced a trap composed of 61 places in 100 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:28] [INFO ] Deduced a trap composed of 43 places in 112 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:28] [INFO ] Deduced a trap composed of 69 places in 101 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:28] [INFO ] Deduced a trap composed of 36 places in 146 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:28] [INFO ] Deduced a trap composed of 21 places in 160 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:28] [INFO ] Deduced a trap composed of 61 places in 128 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:29] [INFO ] Deduced a trap composed of 69 places in 112 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:29] [INFO ] Deduced a trap composed of 44 places in 145 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:29] [INFO ] Deduced a trap composed of 35 places in 148 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:29] [INFO ] Deduced a trap composed of 69 places in 97 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:29] [INFO ] Deduced a trap composed of 47 places in 139 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:29] [INFO ] Deduced a trap composed of 65 places in 67 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:30] [INFO ] Deduced a trap composed of 69 places in 134 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:30] [INFO ] Deduced a trap composed of 57 places in 139 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:30] [INFO ] Deduced a trap composed of 58 places in 140 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:30] [INFO ] Deduced a trap composed of 42 places in 131 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:30] [INFO ] Deduced a trap composed of 50 places in 140 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:31] [INFO ] Deduced a trap composed of 27 places in 123 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:31] [INFO ] Deduced a trap composed of 14 places in 143 ms of which 14 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/480 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:33] [INFO ] Deduced a trap composed of 27 places in 140 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:33] [INFO ] Deduced a trap composed of 42 places in 127 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,9 properties remain. new max is 32768
[2025-06-03 04:21:34] [INFO ] Deduced a trap composed of 47 places in 132 ms of which 20 ms to minimize.
SDD size :863788 after 1.72521e+06
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:34] [INFO ] Deduced a trap composed of 31 places in 139 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:34] [INFO ] Deduced a trap composed of 79 places in 109 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:34] [INFO ] Deduced a trap composed of 84 places in 101 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:34] [INFO ] Deduced a trap composed of 65 places in 80 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:35] [INFO ] Deduced a trap composed of 45 places in 142 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:35] [INFO ] Deduced a trap composed of 83 places in 110 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:36] [INFO ] Deduced a trap composed of 83 places in 112 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:36] [INFO ] Deduced a trap composed of 116 places in 111 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:36] [INFO ] Deduced a trap composed of 84 places in 111 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:36] [INFO ] Deduced a trap composed of 31 places in 165 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:36] [INFO ] Deduced a trap composed of 132 places in 107 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:37] [INFO ] Deduced a trap composed of 85 places in 134 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:38] [INFO ] Deduced a trap composed of 50 places in 699 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:38] [INFO ] Deduced a trap composed of 50 places in 113 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:38] [INFO ] Deduced a trap composed of 50 places in 116 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:38] [INFO ] Deduced a trap composed of 69 places in 96 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:39] [INFO ] Deduced a trap composed of 58 places in 97 ms of which 14 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/480 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:40] [INFO ] Deduced a trap composed of 17 places in 109 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:40] [INFO ] Deduced a trap composed of 36 places in 135 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:40] [INFO ] Deduced a trap composed of 58 places in 124 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:41] [INFO ] Deduced a trap composed of 58 places in 141 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:41] [INFO ] Deduced a trap composed of 62 places in 76 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:42] [INFO ] Deduced a trap composed of 44 places in 168 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:43] [INFO ] Deduced a trap composed of 109 places in 116 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:43] [INFO ] Deduced a trap composed of 125 places in 118 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:43] [INFO ] Deduced a trap composed of 91 places in 116 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:43] [INFO ] Deduced a trap composed of 91 places in 105 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:44] [INFO ] Deduced a trap composed of 91 places in 107 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:44] [INFO ] Deduced a trap composed of 66 places in 113 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:44] [INFO ] Deduced a trap composed of 54 places in 115 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:44] [INFO ] Deduced a trap composed of 66 places in 123 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:45] [INFO ] Deduced a trap composed of 54 places in 139 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:45] [INFO ] Deduced a trap composed of 93 places in 102 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:46] [INFO ] Deduced a trap composed of 27 places in 96 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:47] [INFO ] Deduced a trap composed of 120 places in 104 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:47] [INFO ] Deduced a trap composed of 88 places in 97 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:47] [INFO ] Deduced a trap composed of 57 places in 94 ms of which 13 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/480 variables, 20/105 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:56] [INFO ] Deduced a trap composed of 62 places in 90 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:57] [INFO ] Deduced a trap composed of 32 places in 121 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:21:57] [INFO ] Deduced a trap composed of 54 places in 111 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:00] [INFO ] Deduced a trap composed of 32 places in 2219 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:00] [INFO ] Deduced a trap composed of 35 places in 134 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:00] [INFO ] Deduced a trap composed of 80 places in 100 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:01] [INFO ] Deduced a trap composed of 57 places in 97 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:01] [INFO ] Deduced a trap composed of 76 places in 105 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:01] [INFO ] Deduced a trap composed of 51 places in 247 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:02] [INFO ] Deduced a trap composed of 82 places in 230 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:02] [INFO ] Deduced a trap composed of 58 places in 158 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:02] [INFO ] Deduced a trap composed of 60 places in 106 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:02] [INFO ] Deduced a trap composed of 108 places in 122 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:03] [INFO ] Deduced a trap composed of 57 places in 107 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:04] [INFO ] Deduced a trap composed of 69 places in 101 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:05] [INFO ] Deduced a trap composed of 76 places in 101 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:05] [INFO ] Deduced a trap composed of 92 places in 106 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:07] [INFO ] Deduced a trap composed of 42 places in 185 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:09] [INFO ] Deduced a trap composed of 81 places in 117 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:10] [INFO ] Deduced a trap composed of 65 places in 109 ms of which 18 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/480 variables, 20/125 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:12] [INFO ] Deduced a trap composed of 47 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:14] [INFO ] Deduced a trap composed of 46 places in 137 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:15] [INFO ] Deduced a trap composed of 65 places in 151 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:15] [INFO ] Deduced a trap composed of 113 places in 110 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:19] [INFO ] Deduced a trap composed of 69 places in 120 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:20] [INFO ] Deduced a trap composed of 54 places in 143 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:20] [INFO ] Deduced a trap composed of 76 places in 124 ms of which 24 ms to minimize.
Problem Peterson-COL-4-ReachabilityFireability-2025-03 is UNSAT
FORMULA Peterson-COL-4-ReachabilityFireability-2025-03 TRUE TECHNIQUES SMT_REFINEMENT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:29] [INFO ] Deduced a trap composed of 47 places in 138 ms of which 21 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/480 variables, 8/133 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/480 variables, 0/133 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 630/1110 variables, 480/613 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1110 variables, 116/729 constraints. Problems are: Problem set: 1 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:33] [INFO ] Deduced a trap composed of 14 places in 139 ms of which 13 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/1110 variables, 1/730 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1110 variables, 0/730 constraints. Problems are: Problem set: 1 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:35] [INFO ] Deduced a trap composed of 14 places in 157 ms of which 15 ms to minimize.
At refinement iteration 16 (OVERLAPS) 0/1110 variables, 1/731 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1110 variables, 0/731 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/1110 variables, 0/731 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1110/1110 variables, and 731 constraints, problems are : Problem set: 1 solved, 2 unsolved in 74973 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 480/480 constraints, ReadFeed: 116/116 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 116/116 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 81674ms problems are : Problem set: 1 solved, 2 unsolved
Parikh walk visited 0 properties in 756 ms.
Support contains 445 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 690/690 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 480 transition count 687
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 477 transition count 687
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 2 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 30 place count 465 transition count 675
Applied a total of 30 rules in 46 ms. Remains 465 /480 variables (removed 15) and now considering 675/690 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 465/480 places, 675/690 transitions.
RANDOM walk for 40000 steps (8 resets) in 1433 ms. (27 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2592 ms. (15 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1067 ms. (37 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 397596 steps, run timeout after 3001 ms. (steps per millisecond=132 ) properties seen :0 out of 2
Probabilistic random walk after 397596 steps, saw 85220 distinct states, run finished after 3001 ms. (steps per millisecond=132 ) properties seen :0
[2025-06-03 04:22:43] [INFO ] Flow matrix only has 615 transitions (discarded 60 similar events)
// Phase 1: matrix 615 rows 465 cols
[2025-06-03 04:22:43] [INFO ] Computed 19 invariants in 9 ms
[2025-06-03 04:22:43] [INFO ] State equation strengthened by 116 read => feed constraints.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/445 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/445 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 20/465 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/465 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/465 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 615/1080 variables, 465/484 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1080 variables, 116/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1080 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:46] [INFO ] Deduced a trap composed of 10 places in 194 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:46] [INFO ] Deduced a trap composed of 13 places in 182 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:47] [INFO ] Deduced a trap composed of 10 places in 204 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:47] [INFO ] Deduced a trap composed of 10 places in 170 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:47] [INFO ] Deduced a trap composed of 10 places in 266 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:48] [INFO ] Deduced a trap composed of 18 places in 258 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:49] [INFO ] Deduced a trap composed of 17 places in 263 ms of which 30 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/1080 variables, 7/607 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1080 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/1080 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1080/1080 variables, and 607 constraints, problems are : Problem set: 0 solved, 2 unsolved in 8409 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 465/465 constraints, ReadFeed: 116/116 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/445 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/445 variables, 7/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/445 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 20/465 variables, 10/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/465 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:53] [INFO ] Deduced a trap composed of 35 places in 268 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:53] [INFO ] Deduced a trap composed of 35 places in 275 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:22:53] [INFO ] Deduced a trap composed of 35 places in 268 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:04] [INFO ] Deduced a trap composed of 34 places in 10777 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:15] [INFO ] Deduced a trap composed of 42 places in 10713 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:15] [INFO ] Deduced a trap composed of 43 places in 251 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:15] [INFO ] Deduced a trap composed of 42 places in 254 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:16] [INFO ] Deduced a trap composed of 42 places in 244 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:16] [INFO ] Deduced a trap composed of 64 places in 221 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:16] [INFO ] Deduced a trap composed of 63 places in 217 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:19] [INFO ] Deduced a trap composed of 63 places in 2885 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:19] [INFO ] Deduced a trap composed of 63 places in 158 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:19] [INFO ] Deduced a trap composed of 67 places in 153 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:20] [INFO ] Deduced a trap composed of 39 places in 131 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:20] [INFO ] Deduced a trap composed of 31 places in 243 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:20] [INFO ] Deduced a trap composed of 84 places in 104 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:20] [INFO ] Deduced a trap composed of 84 places in 88 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:20] [INFO ] Deduced a trap composed of 84 places in 104 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:21] [INFO ] Deduced a trap composed of 21 places in 283 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:21] [INFO ] Deduced a trap composed of 14 places in 237 ms of which 27 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/465 variables, 20/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:21] [INFO ] Deduced a trap composed of 85 places in 145 ms of which 14 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/465 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/465 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 615/1080 variables, 465/512 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1080 variables, 116/628 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:23] [INFO ] Deduced a trap composed of 31 places in 230 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:23] [INFO ] Deduced a trap composed of 35 places in 237 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:25] [INFO ] Deduced a trap composed of 67 places in 1650 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:25] [INFO ] Deduced a trap composed of 67 places in 145 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:26] [INFO ] Deduced a trap composed of 21 places in 263 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:26] [INFO ] Deduced a trap composed of 67 places in 116 ms of which 10 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/1080 variables, 6/634 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:27] [INFO ] Deduced a trap composed of 56 places in 790 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:27] [INFO ] Deduced a trap composed of 14 places in 108 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:28] [INFO ] Deduced a trap composed of 14 places in 111 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:28] [INFO ] Deduced a trap composed of 38 places in 132 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:28] [INFO ] Deduced a trap composed of 38 places in 125 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:28] [INFO ] Deduced a trap composed of 39 places in 123 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:28] [INFO ] Deduced a trap composed of 46 places in 145 ms of which 21 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/1080 variables, 7/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:29] [INFO ] Deduced a trap composed of 27 places in 139 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:29] [INFO ] Deduced a trap composed of 88 places in 101 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:30] [INFO ] Deduced a trap composed of 88 places in 106 ms of which 16 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/1080 variables, 3/644 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1080 variables, 0/644 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/1080 variables, 0/644 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1080/1080 variables, and 644 constraints, problems are : Problem set: 0 solved, 2 unsolved in 38664 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 465/465 constraints, ReadFeed: 116/116 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 44/44 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 47115ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 501 ms.
Support contains 445 out of 465 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 465/465 places, 675/675 transitions.
Applied a total of 0 rules in 12 ms. Remains 465 /465 variables (removed 0) and now considering 675/675 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 465/465 places, 675/675 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 465/465 places, 675/675 transitions.
Applied a total of 0 rules in 14 ms. Remains 465 /465 variables (removed 0) and now considering 675/675 (removed 0) transitions.
[2025-06-03 04:23:31] [INFO ] Flow matrix only has 615 transitions (discarded 60 similar events)
[2025-06-03 04:23:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 04:23:31] [INFO ] Implicit Places using invariants in 72 ms returned []
[2025-06-03 04:23:31] [INFO ] Flow matrix only has 615 transitions (discarded 60 similar events)
[2025-06-03 04:23:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 04:23:31] [INFO ] State equation strengthened by 116 read => feed constraints.
[2025-06-03 04:23:31] [INFO ] Implicit Places using invariants and state equation in 218 ms returned []
Implicit Place search using SMT with State Equation took 301 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 04:23:31] [INFO ] Redundant transitions in 48 ms returned []
Running 670 sub problems to find dead transitions.
[2025-06-03 04:23:31] [INFO ] Flow matrix only has 615 transitions (discarded 60 similar events)
[2025-06-03 04:23:31] [INFO ] Invariant cache hit.
[2025-06-03 04:23:31] [INFO ] State equation strengthened by 116 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/460 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 670 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/460 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 670 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:36] [INFO ] Deduced a trap composed of 13 places in 164 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:36] [INFO ] Deduced a trap composed of 17 places in 147 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:37] [INFO ] Deduced a trap composed of 21 places in 128 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:37] [INFO ] Deduced a trap composed of 17 places in 158 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:37] [INFO ] Deduced a trap composed of 39 places in 147 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:37] [INFO ] Deduced a trap composed of 43 places in 123 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:37] [INFO ] Deduced a trap composed of 21 places in 128 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:38] [INFO ] Deduced a trap composed of 21 places in 138 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:38] [INFO ] Deduced a trap composed of 10 places in 118 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:38] [INFO ] Deduced a trap composed of 10 places in 137 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:38] [INFO ] Deduced a trap composed of 10 places in 124 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:38] [INFO ] Deduced a trap composed of 10 places in 125 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:39] [INFO ] Deduced a trap composed of 31 places in 108 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:39] [INFO ] Deduced a trap composed of 31 places in 103 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:39] [INFO ] Deduced a trap composed of 31 places in 117 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:39] [INFO ] Deduced a trap composed of 31 places in 105 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:39] [INFO ] Deduced a trap composed of 30 places in 116 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:40] [INFO ] Deduced a trap composed of 42 places in 117 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:40] [INFO ] Deduced a trap composed of 52 places in 83 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:40] [INFO ] Deduced a trap composed of 42 places in 107 ms of which 18 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/460 variables, 20/34 constraints. Problems are: Problem set: 0 solved, 670 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:40] [INFO ] Deduced a trap composed of 38 places in 149 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:40] [INFO ] Deduced a trap composed of 42 places in 122 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:41] [INFO ] Deduced a trap composed of 52 places in 81 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:42] [INFO ] Deduced a trap composed of 56 places in 83 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:42] [INFO ] Deduced a trap composed of 56 places in 79 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:42] [INFO ] Deduced a trap composed of 56 places in 84 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:42] [INFO ] Deduced a trap composed of 59 places in 100 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:42] [INFO ] Deduced a trap composed of 55 places in 106 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:42] [INFO ] Deduced a trap composed of 63 places in 129 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:42] [INFO ] Deduced a trap composed of 42 places in 123 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:43] [INFO ] Deduced a trap composed of 42 places in 122 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:43] [INFO ] Deduced a trap composed of 42 places in 107 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:43] [INFO ] Deduced a trap composed of 46 places in 132 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:43] [INFO ] Deduced a trap composed of 58 places in 133 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:43] [INFO ] Deduced a trap composed of 60 places in 125 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:44] [INFO ] Deduced a trap composed of 82 places in 124 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:44] [INFO ] Deduced a trap composed of 85 places in 101 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:44] [INFO ] Deduced a trap composed of 34 places in 112 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:44] [INFO ] Deduced a trap composed of 67 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:45] [INFO ] Deduced a trap composed of 42 places in 128 ms of which 21 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/460 variables, 20/54 constraints. Problems are: Problem set: 0 solved, 670 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:51] [INFO ] Deduced a trap composed of 63 places in 98 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:51] [INFO ] Deduced a trap composed of 42 places in 110 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:52] [INFO ] Deduced a trap composed of 52 places in 123 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:52] [INFO ] Deduced a trap composed of 35 places in 97 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:52] [INFO ] Deduced a trap composed of 81 places in 117 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:53] [INFO ] Deduced a trap composed of 85 places in 103 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:53] [INFO ] Deduced a trap composed of 39 places in 108 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:53] [INFO ] Deduced a trap composed of 46 places in 58 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:53] [INFO ] Deduced a trap composed of 66 places in 132 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:53] [INFO ] Deduced a trap composed of 38 places in 115 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:54] [INFO ] Deduced a trap composed of 38 places in 127 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:54] [INFO ] Deduced a trap composed of 46 places in 119 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:54] [INFO ] Deduced a trap composed of 46 places in 105 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:54] [INFO ] Deduced a trap composed of 76 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:54] [INFO ] Deduced a trap composed of 80 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:55] [INFO ] Deduced a trap composed of 84 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:55] [INFO ] Deduced a trap composed of 52 places in 104 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:55] [INFO ] Deduced a trap composed of 67 places in 109 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:55] [INFO ] Deduced a trap composed of 73 places in 103 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:55] [INFO ] Deduced a trap composed of 57 places in 111 ms of which 20 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/460 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 670 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:57] [INFO ] Deduced a trap composed of 14 places in 120 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:57] [INFO ] Deduced a trap composed of 63 places in 139 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:57] [INFO ] Deduced a trap composed of 14 places in 115 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:58] [INFO ] Deduced a trap composed of 38 places in 145 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:58] [INFO ] Deduced a trap composed of 54 places in 124 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:23:58] [INFO ] Deduced a trap composed of 64 places in 82 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:00] [INFO ] Deduced a trap composed of 60 places in 139 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:00] [INFO ] Deduced a trap composed of 80 places in 96 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:00] [INFO ] Deduced a trap composed of 84 places in 96 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:00] [INFO ] Deduced a trap composed of 88 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:00] [INFO ] Deduced a trap composed of 73 places in 113 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:00] [INFO ] Deduced a trap composed of 77 places in 106 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:00] [INFO ] Deduced a trap composed of 84 places in 102 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:01] [INFO ] Deduced a trap composed of 73 places in 107 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:01] [INFO ] Deduced a trap composed of 77 places in 107 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:01] [INFO ] Deduced a trap composed of 69 places in 98 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:01] [INFO ] Deduced a trap composed of 81 places in 72 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:01] [INFO ] Deduced a trap composed of 88 places in 72 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:01] [INFO ] Deduced a trap composed of 113 places in 90 ms of which 16 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 460/1080 variables, and 93 constraints, problems are : Problem set: 0 solved, 670 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 9/14 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/465 constraints, ReadFeed: 0/116 constraints, PredecessorRefiner: 670/670 constraints, Known Traps: 79/79 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 670 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/460 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 670 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/460 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 670 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/460 variables, 79/93 constraints. Problems are: Problem set: 0 solved, 670 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:06] [INFO ] Deduced a trap composed of 35 places in 118 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:07] [INFO ] Deduced a trap composed of 46 places in 131 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:07] [INFO ] Deduced a trap composed of 62 places in 133 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:08] [INFO ] Deduced a trap composed of 35 places in 126 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:08] [INFO ] Deduced a trap composed of 67 places in 101 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:08] [INFO ] Deduced a trap composed of 62 places in 81 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:09] [INFO ] Deduced a trap composed of 14 places in 119 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:10] [INFO ] Deduced a trap composed of 59 places in 107 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:11] [INFO ] Deduced a trap composed of 88 places in 90 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:11] [INFO ] Deduced a trap composed of 73 places in 66 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:11] [INFO ] Deduced a trap composed of 77 places in 84 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:12] [INFO ] Deduced a trap composed of 43 places in 150 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:12] [INFO ] Deduced a trap composed of 35 places in 141 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:13] [INFO ] Deduced a trap composed of 120 places in 104 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:13] [INFO ] Deduced a trap composed of 31 places in 158 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:13] [INFO ] Deduced a trap composed of 31 places in 156 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:14] [INFO ] Deduced a trap composed of 50 places in 149 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:14] [INFO ] Deduced a trap composed of 62 places in 118 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:14] [INFO ] Deduced a trap composed of 88 places in 102 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 04:24:14] [INFO ] Deduced a trap composed of 42 places in 133 ms of which 21 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/460 variables, 20/113 constraints. Problems are: Problem set: 0 solved, 670 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 460/1080 variables, and 113 constraints, problems are : Problem set: 0 solved, 670 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 9/14 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/465 constraints, ReadFeed: 0/116 constraints, PredecessorRefiner: 0/670 constraints, Known Traps: 99/99 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60179ms problems are : Problem set: 0 solved, 670 unsolved
Search for dead transitions found 0 dead transitions in 60182ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60558 ms. Remains : 465/465 places, 675/675 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Iterating post reduction 0 with 60 rules applied. Total rules applied 60 place count 465 transition count 615
Drop transitions (Redundant composition of simpler transitions.) removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 1 with 12 rules applied. Total rules applied 72 place count 465 transition count 603
Applied a total of 72 rules in 36 ms. Remains 465 /465 variables (removed 0) and now considering 603/675 (removed 72) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 603 rows 465 cols
[2025-06-03 04:24:32] [INFO ] Computed 19 invariants in 3 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-03 04:24:32] [INFO ] [Real]Absence check using 14 positive place invariants in 11 ms returned sat
[2025-06-03 04:24:32] [INFO ] [Real]Absence check using 14 positive and 5 generalized place invariants in 6 ms returned sat
[2025-06-03 04:24:32] [INFO ] After 185ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-03 04:24:32] [INFO ] [Nat]Absence check using 14 positive place invariants in 12 ms returned sat
[2025-06-03 04:24:32] [INFO ] [Nat]Absence check using 14 positive and 5 generalized place invariants in 5 ms returned sat
[2025-06-03 04:24:32] [INFO ] After 302ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2025-06-03 04:24:32] [INFO ] After 520ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-03 04:24:33] [INFO ] After 970ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2025-06-03 04:24:33] [INFO ] Flatten gal took : 29 ms
[2025-06-03 04:24:33] [INFO ] Flatten gal took : 28 ms
[2025-06-03 04:24:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1375459395597250583.gal : 5 ms
[2025-06-03 04:24:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16957138508880140383.prop : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1375459395597250583.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16957138508880140383.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality16957138508880140383.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 9
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :9 after 15
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :15 after 26
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :26 after 780
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :780 after 2120
Invariant property Peterson-COL-4-ReachabilityFireability-2025-02 does not hold.
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :2120 after 86520
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :86520 after 99764
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :99764 after 166005
Reachability property Peterson-COL-4-ReachabilityFireability-2025-06 is true.
Detected timeout of ITS tools.
[2025-06-03 04:24:48] [INFO ] Flatten gal took : 23 ms
[2025-06-03 04:24:48] [INFO ] Applying decomposition
[2025-06-03 04:24:48] [INFO ] Flatten gal took : 20 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph11096792556089439254.txt' '-o' '/tmp/graph11096792556089439254.bin' '-w' '/tmp/graph11096792556089439254.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph11096792556089439254.bin' '-l' '-1' '-v' '-w' '/tmp/graph11096792556089439254.weights' '-q' '0' '-e' '0.001'
[2025-06-03 04:24:48] [INFO ] Decomposing Gal with order
[2025-06-03 04:24:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 04:24:48] [INFO ] Removed a total of 226 redundant transitions.
[2025-06-03 04:24:48] [INFO ] Flatten gal took : 89 ms
[2025-06-03 04:24:48] [INFO ] Fuse similar labels procedure discarded/fused a total of 10 labels/synchronizations in 10 ms.
[2025-06-03 04:24:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality245046225226224145.gal : 9 ms
[2025-06-03 04:24:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7640537522398566530.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality245046225226224145.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7640537522398566530.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...306
Loading property file /tmp/ReachabilityCardinality7640537522398566530.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1 after 18
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :18 after 144
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :144 after 280
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :280 after 726066
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,3.11513e+12,0.386263,16284,1154,45,26436,947,1439,26514,78,2242,0
Total reachable state count : 3115130754375

Verifying 1 reachability properties.
Reachability property Peterson-COL-4-ReachabilityFireability-2025-09 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Peterson-COL-4-ReachabilityFireability-2025-09,1,0.619239,24092,156,19,43909,947,2517,51443,95,2242,93206
Over-approximation ignoring read arcs solved 0 properties in 17541 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-03 04:24:49] [INFO ] Flatten gal took : 25 ms
[2025-06-03 04:24:49] [INFO ] Applying decomposition
[2025-06-03 04:24:49] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph6517843604293200752.txt' '-o' '/tmp/graph6517843604293200752.bin' '-w' '/tmp/graph6517843604293200752.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph6517843604293200752.bin' '-l' '-1' '-v' '-w' '/tmp/graph6517843604293200752.weights' '-q' '0' '-e' '0.001'
[2025-06-03 04:24:49] [INFO ] Decomposing Gal with order
[2025-06-03 04:24:49] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 04:24:49] [INFO ] Removed a total of 527 redundant transitions.
[2025-06-03 04:24:49] [INFO ] Flatten gal took : 40 ms
[2025-06-03 04:24:49] [INFO ] Fuse similar labels procedure discarded/fused a total of 16 labels/synchronizations in 8 ms.
[2025-06-03 04:24:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17572379323119819854.gal : 6 ms
[2025-06-03 04:24:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16226465547414131257.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17572379323119819854.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16226465547414131257.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality16226465547414131257.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :2 after 100
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :100 after 5640
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :5640 after 3.35566e+06
Reachability property Peterson-COL-4-ReachabilityFireability-2025-09 is true.
FORMULA Peterson-COL-4-ReachabilityFireability-2025-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Invariant property Peterson-COL-4-ReachabilityFireability-2025-02 does not hold.
FORMULA Peterson-COL-4-ReachabilityFireability-2025-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 65 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,5.77329e+07,104.271,1146728,27308,78,1.35945e+06,1693,1242,9.0814e+06,69,10339,0
Total reachable state count : 57732896

Verifying 2 reachability properties.
Invariant property Peterson-COL-4-ReachabilityFireability-2025-02 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Peterson-COL-4-ReachabilityFireability-2025-02,26930,171.217,1146728,6592,58,1.35945e+06,1693,5298,9.0814e+06,102,10339,0
Reachability property Peterson-COL-4-ReachabilityFireability-2025-09 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Peterson-COL-4-ReachabilityFireability-2025-09,1,171.637,1146728,130,20,1.35945e+06,1693,6100,9.0814e+06,106,10339,0
All properties solved without resorting to model-checking.
Total runtime 466020 ms.

BK_STOP 1748924861952

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -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="Peterson-COL-4"
export BK_EXAMINATION="ReachabilityFireability"
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 2-5832"
echo " Executing tool itstools"
echo " Input is Peterson-COL-4, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r142-tall-174876812900567"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Peterson-COL-4.tgz
mv Peterson-COL-4 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;