Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r016-smll-174853764600183.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 BridgeAndVehicles-COL-V20P10N10, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r016-smll-174853764600183
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 548K
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K 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 6.4K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.4K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 138K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 100K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K 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 10 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 39K 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 BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-00
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-01
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-02
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-03
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-04
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-05
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-06
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-07
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-08
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-09
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-10
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-11
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-12
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-13
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-14
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1748747285838

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V20P10N10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
ReachabilityFireability COL
Running Version 202505121319
[2025-06-01 03:08:07] [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]
[2025-06-01 03:08:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 03:08:07] [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.
[2025-06-01 03:08:08] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-01 03:08:08] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 906 ms
[2025-06-01 03:08:08] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 68 PT places and 19578.0 transition bindings in 33 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 33 ms.
Working with output stream class java.io.PrintStream
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-01 03:08:08] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 7 ms.
[2025-06-01 03:08:08] [INFO ] Skeletonized 14 HLPN properties in 0 ms.
Remains 1 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.5 ms
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
RANDOM walk for 171 steps (0 resets) in 8 ms. (19 steps per ms) remains 0/1 properties
[2025-06-01 03:08:09] [INFO ] Flatten gal took : 23 ms
[2025-06-01 03:08:09] [INFO ] Flatten gal took : 4 ms
[2025-06-01 03:08:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7351557428869079240.gal : 10 ms
[2025-06-01 03:08:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality723902894207992957.prop : 1 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/ReachabilityCardinality7351557428869079240.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality723902894207992957.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
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 ...327
Loading property file /tmp/ReachabilityCardinality723902894207992957.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,5,0.016659,3852,2,21,5,62,6,0,54,27,0
Total reachable state count : 5

ITS tools runner thread asked to quit. Dying gracefully.
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
[2025-06-01 03:08:09] [INFO ] Flatten gal took : 4 ms
[2025-06-01 03:08:09] [INFO ] Flatten gal took : 3 ms
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
[2025-06-01 03:08:09] [INFO ] Flatten gal took : 3 ms
[2025-06-01 03:08:09] [INFO ] Flatten gal took : 3 ms
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2025-06-01 03:08:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13446206434243310885.gal : 1 ms
[2025-06-01 03:08:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality879493534453384620.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/ReachabilityCardinality13446206434243310885.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality879493534453384620.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

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
Loading property file /tmp/ReachabilityCardinality879493534453384620.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,5,0.003982,3988,2,21,5,62,6,0,54,27,0
Total reachable state count : 5

ITS tools runner thread asked to quit. Dying gracefully.
Arc [1:1*[(MOD (ADD $cA 1) 21)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 21) 21) 21)]] contains successor/predecessor on variables of sort voitureB
Arc [13:1*[(MOD (ADD $cpt 1) 11)]] contains successor/predecessor on variables of sort compteur
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2025-06-01 03:08:09] [INFO ] Unfolded HLPN to a Petri net with 68 places and 548 transitions 4070 arcs in 80 ms.
[2025-06-01 03:08:09] [INFO ] Unfolded 14 HLPN properties in 2 ms.
[2025-06-01 03:08:10] [INFO ] Flatten gal took : 393 ms
[2025-06-01 03:08:10] [INFO ] Flatten gal took : 316 ms
[2025-06-01 03:08:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9494876702230890860.gal : 100 ms
[2025-06-01 03:08:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality103836366634408991.prop : 208 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/ReachabilityCardinality9494876702230890860.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality103836366634408991.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 ...327
Loading property file /tmp/ReachabilityCardinality103836366634408991.prop.
RANDOM walk for 40002 steps (224 resets) in 7498 ms. (5 steps per ms) remains 9/14 properties
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (88 resets) in 5275 ms. (7 steps per ms) remains 9/9 properties
SDD proceeding with computation,14 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,14 properties remain. new max is 8
SDD size :2 after 6
BEST_FIRST walk for 40000 steps (100 resets) in 2798 ms. (14 steps per ms) remains 9/9 properties
SDD proceeding with computation,14 properties remain. new max is 16
SDD size :6 after 20
SDD proceeding with computation,14 properties remain. new max is 32
SDD size :20 after 56
Reachability property BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-14 is true.
BEST_FIRST walk for 40001 steps (104 resets) in 4165 ms. (9 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (108 resets) in 2332 ms. (17 steps per ms) remains 9/9 properties
SDD proceeding with computation,13 properties remain. new max is 32
SDD size :56 after 330
BEST_FIRST walk for 40002 steps (84 resets) in 2029 ms. (19 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (76 resets) in 881 ms. (45 steps per ms) remains 9/9 properties
Reachability property BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-12 is true.
BEST_FIRST walk for 40003 steps (76 resets) in 4797 ms. (8 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (88 resets) in 733 ms. (54 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (88 resets) in 4384 ms. (9 steps per ms) remains 9/9 properties
[2025-06-01 03:08:19] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 68 cols
[2025-06-01 03:08:19] [INFO ] Computed 7 invariants in 17 ms
[2025-06-01 03:08:19] [INFO ] State equation strengthened by 22 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-02 is UNSAT
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-02 FALSE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-03 is UNSAT
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-03 FALSE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-05 is UNSAT
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-05 TRUE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-06 is UNSAT
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-06 FALSE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-08 is UNSAT
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-08 TRUE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-09 is UNSAT
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-09 FALSE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-15 is UNSAT
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-15 FALSE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 5/5 constraints. Problems are: Problem set: 7 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 0/5 constraints. Problems are: Problem set: 7 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 3/68 variables, 2/7 constraints. Problems are: Problem set: 7 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 0/7 constraints. Problems are: Problem set: 7 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 130/198 variables, 68/75 constraints. Problems are: Problem set: 7 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/198 variables, 22/97 constraints. Problems are: Problem set: 7 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 0/97 constraints. Problems are: Problem set: 7 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/198 variables, 0/97 constraints. Problems are: Problem set: 7 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 198/198 variables, and 97 constraints, problems are : Problem set: 7 solved, 2 unsolved in 758 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 68/68 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 7 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 7 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/5 constraints. Problems are: Problem set: 7 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 4/68 variables, 2/7 constraints. Problems are: Problem set: 7 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 0/7 constraints. Problems are: Problem set: 7 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 130/198 variables, 68/75 constraints. Problems are: Problem set: 7 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/198 variables, 22/97 constraints. Problems are: Problem set: 7 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 0/97 constraints. Problems are: Problem set: 7 solved, 2 unsolved
Invariant property BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-04 does not hold.
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :330 after 705
At refinement iteration 7 (OVERLAPS) 0/198 variables, 0/97 constraints. Problems are: Problem set: 7 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 198/198 variables, and 97 constraints, problems are : Problem set: 7 solved, 2 unsolved in 1026 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 68/68 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1966ms problems are : Problem set: 7 solved, 2 unsolved
Parikh walk visited 0 properties in 434 ms.
Support contains 64 out of 68 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 68/68 places, 548/548 transitions.
Graph (complete) has 562 edges and 68 vertex of which 66 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.7 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 89 ms. Remains 66 /68 variables (removed 2) and now considering 548/548 (removed 0) transitions.
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :705 after 706
Running 545 sub problems to find dead transitions.
[2025-06-01 03:08:21] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 66 cols
[2025-06-01 03:08:21] [INFO ] Computed 5 invariants in 9 ms
[2025-06-01 03:08:21] [INFO ] State equation strengthened by 22 read => feed constraints.
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :706 after 708
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :708 after 711
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 545 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:25] [INFO ] Deduced a trap composed of 5 places in 177 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:27] [INFO ] Deduced a trap composed of 14 places in 155 ms of which 4 ms to minimize.
Problem TDEAD308 is UNSAT
Problem TDEAD309 is UNSAT
Problem TDEAD310 is UNSAT
Problem TDEAD311 is UNSAT
Problem TDEAD312 is UNSAT
Problem TDEAD313 is UNSAT
Problem TDEAD314 is UNSAT
Problem TDEAD315 is UNSAT
Problem TDEAD316 is UNSAT
Problem TDEAD317 is UNSAT
Problem TDEAD318 is UNSAT
Problem TDEAD319 is UNSAT
Problem TDEAD320 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD322 is UNSAT
Problem TDEAD323 is UNSAT
Problem TDEAD324 is UNSAT
Problem TDEAD325 is UNSAT
Problem TDEAD326 is UNSAT
Problem TDEAD327 is UNSAT
Problem TDEAD88 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD95 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD105 is UNSAT
Problem TDEAD106 is UNSAT
Problem TDEAD107 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 2/7 constraints. Problems are: Problem set: 40 solved, 505 unsolved
Invariant property BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-13 does not hold.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/7 constraints. Problems are: Problem set: 40 solved, 505 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD65 is UNSAT
At refinement iteration 3 (OVERLAPS) 130/196 variables, 66/73 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/196 variables, 22/95 constraints. Problems are: Problem set: 42 solved, 503 unsolved
SDD proceeding with computation,10 properties remain. new max is 256
SDD size :711 after 946
At refinement iteration 5 (INCLUDED_ONLY) 0/196 variables, 0/95 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/196 variables, 0/95 constraints. Problems are: Problem set: 42 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 95 constraints, problems are : Problem set: 42 solved, 503 unsolved in 20070 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 66/66 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 545/545 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 42 solved, 503 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 5/5 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 2/7 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/7 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 130/196 variables, 66/73 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/196 variables, 22/95 constraints. Problems are: Problem set: 42 solved, 503 unsolved
SDD proceeding with computation,10 properties remain. new max is 512
SDD size :946 after 964
At refinement iteration 5 (INCLUDED_ONLY) 0/196 variables, 503/598 constraints. Problems are: Problem set: 42 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 196/196 variables, and 598 constraints, problems are : Problem set: 42 solved, 503 unsolved in 20033 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 66/66 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 503/545 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41080ms problems are : Problem set: 42 solved, 503 unsolved
Search for dead transitions found 42 dead transitions in 41086ms
Found 42 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 42 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 42 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 66/68 places, 506/548 transitions.
Applied a total of 0 rules in 56 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41262 ms. Remains : 66/68 places, 506/548 transitions.
RANDOM walk for 40000 steps (224 resets) in 657 ms. (60 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (88 resets) in 6124 ms. (6 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (79 resets) in 304 ms. (131 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 418274 steps, run timeout after 3001 ms. (steps per millisecond=139 ) properties seen :0 out of 2
Probabilistic random walk after 418274 steps, saw 104739 distinct states, run finished after 3006 ms. (steps per millisecond=139 ) properties seen :0
[2025-06-01 03:09:08] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2025-06-01 03:09:08] [INFO ] Computed 7 invariants in 3 ms
[2025-06-01 03:09:08] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
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) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 126/191 variables, 65/72 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 20/92 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/192 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/192 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 93 constraints, problems are : Problem set: 0 solved, 2 unsolved in 283 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 126/191 variables, 65/72 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 20/92 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/192 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/192 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 93 constraints, problems are : Problem set: 0 solved, 2 unsolved in 424 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 726ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 489 ms.
Support contains 64 out of 66 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 39 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39 ms. Remains : 66/66 places, 506/506 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 36 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
[2025-06-01 03:09:09] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2025-06-01 03:09:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:09:09] [INFO ] Implicit Places using invariants in 66 ms returned [23]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 72 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 65/66 places, 506/506 transitions.
Applied a total of 0 rules in 20 ms. Remains 65 /65 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 129 ms. Remains : 65/66 places, 506/506 transitions.
RANDOM walk for 40000 steps (224 resets) in 580 ms. (68 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (88 resets) in 5284 ms. (7 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (76 resets) in 272 ms. (146 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 426234 steps, run timeout after 3001 ms. (steps per millisecond=142 ) properties seen :0 out of 2
Probabilistic random walk after 426234 steps, saw 107121 distinct states, run finished after 3001 ms. (steps per millisecond=142 ) properties seen :0
[2025-06-01 03:09:14] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 65 cols
[2025-06-01 03:09:14] [INFO ] Computed 6 invariants in 2 ms
[2025-06-01 03:09:14] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
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) 0/64 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1/191 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/191 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 91 constraints, problems are : Problem set: 0 solved, 2 unsolved in 273 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1/191 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/191 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 191/191 variables, and 91 constraints, problems are : Problem set: 0 solved, 2 unsolved in 489 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 777ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 130 ms.
Support contains 64 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 506/506 transitions.
Applied a total of 0 rules in 15 ms. Remains 65 /65 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 65/65 places, 506/506 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 506/506 transitions.
Applied a total of 0 rules in 15 ms. Remains 65 /65 variables (removed 0) and now considering 506/506 (removed 0) transitions.
[2025-06-01 03:09:15] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2025-06-01 03:09:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:09:15] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-01 03:09:15] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2025-06-01 03:09:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:09:15] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-01 03:09:15] [INFO ] Implicit Places using invariants and state equation in 117 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 03:09:15] [INFO ] Redundant transitions in 34 ms returned []
Running 503 sub problems to find dead transitions.
[2025-06-01 03:09:15] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2025-06-01 03:09:15] [INFO ] Invariant cache hit.
[2025-06-01 03:09:15] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:09:17] [INFO ] Deduced a trap composed of 5 places in 111 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/191 variables, 65/72 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 20/92 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 503 unsolved
SDD proceeding with computation,10 properties remain. new max is 1024
SDD size :964 after 1647
At refinement iteration 6 (OVERLAPS) 0/191 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 92 constraints, problems are : Problem set: 0 solved, 503 unsolved in 17558 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/191 variables, 65/72 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 20/92 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 503/595 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 191/191 variables, and 595 constraints, problems are : Problem set: 0 solved, 503 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 48330ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 48332ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48547 ms. Remains : 65/65 places, 506/506 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 380 transitions
Reduce isomorphic transitions removed 380 transitions.
Iterating post reduction 0 with 380 rules applied. Total rules applied 380 place count 65 transition count 126
Applied a total of 380 rules in 15 ms. Remains 65 /65 variables (removed 0) and now considering 126/506 (removed 380) transitions.
Running SMT prover for 2 properties.
Excessive predecessor constraint size, skipping predecessor.
[2025-06-01 03:10:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-01 03:10:03] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2025-06-01 03:10:03] [INFO ] After 95ms 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
[2025-06-01 03:10:03] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2025-06-01 03:10:03] [INFO ] After 78ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2025-06-01 03:10:03] [INFO ] After 126ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-01 03:10:04] [INFO ] After 237ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2025-06-01 03:10:04] [INFO ] Flatten gal took : 22 ms
[2025-06-01 03:10:04] [INFO ] Flatten gal took : 20 ms
[2025-06-01 03:10:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17715634626782961150.gal : 3 ms
[2025-06-01 03:10:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8626863291254088194.prop : 13 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/ReachabilityCardinality17715634626782961150.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8626863291254088194.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/ReachabilityCardinality8626863291254088194.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 18
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :18 after 57
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :57 after 155
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :155 after 578
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :578 after 3150
Reachability property BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-07 is true.
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :3150 after 66341
Detected timeout of ITS tools.
[2025-06-01 03:10:19] [INFO ] Flatten gal took : 35 ms
[2025-06-01 03:10:19] [INFO ] Applying decomposition
[2025-06-01 03:10:19] [INFO ] Flatten gal took : 19 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/graph15440785209930539890.txt' '-o' '/tmp/graph15440785209930539890.bin' '-w' '/tmp/graph15440785209930539890.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph15440785209930539890.bin' '-l' '-1' '-v' '-w' '/tmp/graph15440785209930539890.weights' '-q' '0' '-e' '0.001'
[2025-06-01 03:10:19] [INFO ] Decomposing Gal with order
[2025-06-01 03:10:19] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 03:10:19] [INFO ] Removed a total of 134 redundant transitions.
[2025-06-01 03:10:19] [INFO ] Flatten gal took : 104 ms
[2025-06-01 03:10:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 77 labels/synchronizations in 12 ms.
[2025-06-01 03:10:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3185113548653785036.gal : 6 ms
[2025-06-01 03:10:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17815299723613995886.prop : 26 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/ReachabilityCardinality3185113548653785036.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17815299723613995886.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 ...308
Loading property file /tmp/ReachabilityCardinality17815299723613995886.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 11
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :11 after 20
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :20 after 21
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :21 after 21
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :21 after 286
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :286 after 446
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :446 after 1664
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1664 after 4350
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :4350 after 11128
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :11128 after 26397
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,6.11471e+07,4.24147,46456,417,1122,28640,105186,1111,63765,268,361581,0
Total reachable state count : 61147086

Verifying 1 reachability properties.
SDD proceeding with computation,10 properties remain. new max is 2048
SDD size :1647 after 3197
Invariant property BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-01 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
BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-01,1.17358e+06,8.85787,137080,305,732,59632,105186,3563,242199,430,1.43612e+06,99347
Over-approximation ignoring read arcs solved 0 properties in 25019 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 03:10:28] [INFO ] Flatten gal took : 46 ms
[2025-06-01 03:10:28] [INFO ] Applying decomposition
[2025-06-01 03:10:28] [INFO ] Flatten gal took : 45 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/graph3482899817795774919.txt' '-o' '/tmp/graph3482899817795774919.bin' '-w' '/tmp/graph3482899817795774919.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3482899817795774919.bin' '-l' '-1' '-v' '-w' '/tmp/graph3482899817795774919.weights' '-q' '0' '-e' '0.001'
[2025-06-01 03:10:28] [INFO ] Decomposing Gal with order
[2025-06-01 03:10:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 03:10:29] [INFO ] Removed a total of 1031 redundant transitions.
[2025-06-01 03:10:29] [INFO ] Flatten gal took : 193 ms
[2025-06-01 03:10:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 233 labels/synchronizations in 16 ms.
[2025-06-01 03:10:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7587056932065815725.gal : 3 ms
[2025-06-01 03:10:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2997539128313458626.prop : 6 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/ReachabilityCardinality7587056932065815725.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2997539128313458626.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 ...307
Loading property file /tmp/ReachabilityCardinality2997539128313458626.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :5080 after 5081
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :12008 after 12027
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :24394 after 24548
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :44885 after 45051
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :78048 after 78230
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :128791 after 129277
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :202377 after 203196
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :439285 after 439386
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :610221 after 613139
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1.06254e+06 after 1.06725e+06
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1.34681e+06 after 1.34717e+06
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2.00776e+06 after 2.0108e+06
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :2.73934e+06 after 2.74647e+06
Detected timeout of ITS tools.
[2025-06-01 03:40:29] [INFO ] Flatten gal took : 53 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin10632473396767478821
[2025-06-01 03:40:29] [INFO ] Computing symmetric may disable matrix : 506 transitions.
[2025-06-01 03:40:29] [INFO ] Applying decomposition
[2025-06-01 03:40:29] [INFO ] Flatten gal took : 35 ms
[2025-06-01 03:40:29] [INFO ] Computation of Complete disable matrix. took 46 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 03:40:29] [INFO ] Computing symmetric may enable matrix : 506 transitions.
[2025-06-01 03:40:29] [INFO ] Computation of Complete enable matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
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/graph9217774121084205030.txt' '-o' '/tmp/graph9217774121084205030.bin' '-w' '/tmp/graph9217774121084205030.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph9217774121084205030.bin' '-l' '-1' '-v' '-w' '/tmp/graph9217774121084205030.weights' '-q' '0' '-e' '0.001'
[2025-06-01 03:40:30] [INFO ] Decomposing Gal with order
[2025-06-01 03:40:30] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 03:40:30] [INFO ] Removed a total of 1162 redundant transitions.
[2025-06-01 03:40:30] [INFO ] Flatten gal took : 240 ms
[2025-06-01 03:40:30] [INFO ] Computing Do-Not-Accords matrix : 506 transitions.
[2025-06-01 03:40:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 193 labels/synchronizations in 17 ms.
[2025-06-01 03:40:30] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability12125393481689415499.gal : 3 ms
[2025-06-01 03:40:30] [INFO ] Computation of Completed DNA matrix. took 41 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 03:40:30] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability12005647767007880039.prop : 8 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/ReachabilityFireability12125393481689415499.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability12005647767007880039.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/ReachabilityFireability12005647767007880039.prop.
[2025-06-01 03:40:30] [INFO ] Built C files in 682ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10632473396767478821
Running compilation step : cd /tmp/ltsmin10632473396767478821;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '360' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 26
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :26 after 30
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :30 after 69
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :69 after 86
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :86 after 1896
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :1896 after 15231
Compilation finished in 3425 ms.
Running link step : cd /tmp/ltsmin10632473396767478821;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 67 ms.
Running LTSmin : cd /tmp/ltsmin10632473396767478821;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'BridgeAndVehiclesCOLV20P10N10ReachabilityFireability202501==true'
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :15231 after 32074
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :63084 after 67223
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :848732 after 936679
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6.08656e+06 after 6.22998e+06
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,6.73257e+06,131.833,497048,2649,3613,486096,225827,1389,1.11933e+06,258,1.29704e+06,0
Total reachable state count : 6732570

Verifying 2 reachability properties.
Invariant property BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-01 is true.
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-01,0,136.296,497048,1,0,486096,225827,3677,1.11933e+06,430,1.29704e+06,107189
Reachability property BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-07 does not hold.
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
No reachable states exhibit your property : BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-07

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P10N10-ReachabilityFireability-2025-07,0,136.318,497048,1,0,486096,225827,3880,1.11933e+06,467,1.29704e+06,108727
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 2245279 ms.

BK_STOP 1748749533083

--------------------
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="BridgeAndVehicles-COL-V20P10N10"
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 BridgeAndVehicles-COL-V20P10N10, 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 r016-smll-174853764600183"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V20P10N10.tgz
mv BridgeAndVehicles-COL-V20P10N10 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 ;