Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854027600030.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 CloudDeployment-PT-3b, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854027600030
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 728K
-rw-r--r-- 1 mcc users 7.0K 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 6.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K 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 6.8K 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 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.2K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 95K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K 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 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 308K 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 CloudDeployment-PT-3b-ReachabilityCardinality-2025-00
FORMULA_NAME CloudDeployment-PT-3b-ReachabilityCardinality-2025-01
FORMULA_NAME CloudDeployment-PT-3b-ReachabilityCardinality-2025-02
FORMULA_NAME CloudDeployment-PT-3b-ReachabilityCardinality-2025-03
FORMULA_NAME CloudDeployment-PT-3b-ReachabilityCardinality-2025-04
FORMULA_NAME CloudDeployment-PT-3b-ReachabilityCardinality-2025-05
FORMULA_NAME CloudDeployment-PT-3b-ReachabilityCardinality-2025-06
FORMULA_NAME CloudDeployment-PT-3b-ReachabilityCardinality-2025-07
FORMULA_NAME CloudDeployment-PT-3b-ReachabilityCardinality-2025-08
FORMULA_NAME CloudDeployment-PT-3b-ReachabilityCardinality-2025-09
FORMULA_NAME CloudDeployment-PT-3b-ReachabilityCardinality-2025-10
FORMULA_NAME CloudDeployment-PT-3b-ReachabilityCardinality-2025-11
FORMULA_NAME CloudDeployment-PT-3b-ReachabilityCardinality-2025-12
FORMULA_NAME CloudDeployment-PT-3b-ReachabilityCardinality-2025-13
FORMULA_NAME CloudDeployment-PT-3b-ReachabilityCardinality-2025-14
FORMULA_NAME CloudDeployment-PT-3b-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1748553231788

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudDeployment-PT-3b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-05-29 21:13:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-29 21:13:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 21:13:53] [INFO ] Load time of PNML (sax parser for PT used): 105 ms
[2025-05-29 21:13:53] [INFO ] Transformed 859 places.
[2025-05-29 21:13:53] [INFO ] Transformed 1152 transitions.
[2025-05-29 21:13:53] [INFO ] Found NUPN structural information;
[2025-05-29 21:13:53] [INFO ] Parsed PT model containing 859 places and 1152 transitions and 4030 arcs in 198 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 15 ms.
Working with output stream class java.io.PrintStream
FORMULA CloudDeployment-PT-3b-ReachabilityCardinality-2025-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-3b-ReachabilityCardinality-2025-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (416 resets) in 1542 ms. (25 steps per ms) remains 9/14 properties
FORMULA CloudDeployment-PT-3b-ReachabilityCardinality-2025-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-3b-ReachabilityCardinality-2025-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-3b-ReachabilityCardinality-2025-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-3b-ReachabilityCardinality-2025-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-3b-ReachabilityCardinality-2025-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40002 steps (76 resets) in 233 ms. (170 steps per ms) remains 9/9 properties
[2025-05-29 21:13:53] [INFO ] Flatten gal took : 265 ms
BEST_FIRST walk for 40002 steps (34 resets) in 619 ms. (64 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (71 resets) in 174 ms. (228 steps per ms) remains 9/9 properties
[2025-05-29 21:13:54] [INFO ] Flatten gal took : 134 ms
BEST_FIRST walk for 40004 steps (76 resets) in 153 ms. (259 steps per ms) remains 9/9 properties
[2025-05-29 21:13:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality987291506545565196.gal : 85 ms
[2025-05-29 21:13:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14367986894045253417.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/ReachabilityCardinality987291506545565196.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14367986894045253417.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (69 resets) in 435 ms. (91 steps per ms) remains 9/9 properties

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
BEST_FIRST walk for 40003 steps (76 resets) in 632 ms. (63 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (76 resets) in 97 ms. (408 steps per ms) remains 9/9 properties
Loading property file /tmp/ReachabilityCardinality14367986894045253417.prop.
BEST_FIRST walk for 40003 steps (71 resets) in 145 ms. (273 steps per ms) remains 8/9 properties
FORMULA CloudDeployment-PT-3b-ReachabilityCardinality-2025-14 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (73 resets) in 82 ms. (481 steps per ms) remains 8/8 properties
// Phase 1: matrix 1152 rows 859 cols
[2025-05-29 21:13:54] [INFO ] Computed 13 invariants in 24 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 739/858 variables, 12/131 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,9 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,9 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,9 properties remain. new max is 16
SDD size :7 after 8
SDD proceeding with computation,9 properties remain. new max is 32
SDD size :8 after 12
SDD proceeding with computation,9 properties remain. new max is 64
SDD size :12 after 21
SDD proceeding with computation,9 properties remain. new max is 128
SDD size :21 after 68
SDD proceeding with computation,9 properties remain. new max is 256
SDD size :68 after 508
SDD proceeding with computation,9 properties remain. new max is 512
SDD size :508 after 1045
SDD proceeding with computation,9 properties remain. new max is 1024
SDD size :1045 after 1096
SDD proceeding with computation,9 properties remain. new max is 2048
SDD size :1096 after 9256
At refinement iteration 3 (INCLUDED_ONLY) 0/858 variables, 739/870 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,9 properties remain. new max is 4096
SDD size :9256 after 41306
SDD proceeding with computation,9 properties remain. new max is 8192
SDD size :41306 after 57053
At refinement iteration 4 (INCLUDED_ONLY) 0/858 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 1/859 variables, 1/871 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,9 properties remain. new max is 16384
SDD size :57053 after 118622
At refinement iteration 6 (INCLUDED_ONLY) 0/859 variables, 1/872 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/859 variables, 0/872 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 1152/2011 variables, 859/1731 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,9 properties remain. new max is 32768
SDD size :118622 after 890824
At refinement iteration 9 (INCLUDED_ONLY) 0/2011 variables, 0/1731 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2011/2011 variables, and 1731 constraints, problems are : Problem set: 0 solved, 8 unsolved in 5045 ms.
Refiners :[Domain max(s): 859/859 constraints, Generalized P Invariants (flows): 13/13 constraints, State Equation: 859/859 constraints, PredecessorRefiner: 8/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 739/858 variables, 12/131 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/858 variables, 739/870 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/858 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 1/859 variables, 1/871 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/859 variables, 1/872 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,9 properties remain. new max is 65536
SDD size :890824 after 5.89385e+07
At refinement iteration 7 (INCLUDED_ONLY) 0/859 variables, 0/872 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 1152/2011 variables, 859/1731 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2011 variables, 6/1737 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2011/2011 variables, and 1737 constraints, problems are : Problem set: 0 solved, 8 unsolved in 5010 ms.
Refiners :[Domain max(s): 859/859 constraints, Generalized P Invariants (flows): 13/13 constraints, State Equation: 859/859 constraints, PredecessorRefiner: 8/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10146ms problems are : Problem set: 0 solved, 8 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 119 out of 859 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 859/859 places, 1152/1152 transitions.
Graph (trivial) has 644 edges and 859 vertex of which 73 / 859 are part of one of the 12 SCC in 3 ms
Free SCC test removed 61 places
Drop transitions (Empty/Sink Transition effects.) removed 139 transitions
Reduce isomorphic transitions removed 139 transitions.
Graph (complete) has 1776 edges and 798 vertex of which 775 are kept as prefixes of interest. Removing 23 places using SCC suffix rule.8 ms
Discarding 23 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 251 transitions
Trivial Post-agglo rules discarded 251 transitions
Performed 251 trivial Post agglomeration. Transition count delta: 251
Iterating post reduction 0 with 261 rules applied. Total rules applied 263 place count 775 transition count 749
Reduce places removed 251 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 253 rules applied. Total rules applied 516 place count 524 transition count 747
Reduce places removed 1 places and 0 transitions.
Performed 58 Post agglomeration using F-continuation condition.Transition count delta: 58
Iterating post reduction 2 with 59 rules applied. Total rules applied 575 place count 523 transition count 689
Reduce places removed 58 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 60 rules applied. Total rules applied 635 place count 465 transition count 687
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 21 Pre rules applied. Total rules applied 635 place count 465 transition count 666
Deduced a syphon composed of 21 places in 2 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 4 with 42 rules applied. Total rules applied 677 place count 444 transition count 666
Discarding 84 places :
Symmetric choice reduction at 4 with 84 rule applications. Total rules 761 place count 360 transition count 582
Iterating global reduction 4 with 84 rules applied. Total rules applied 845 place count 360 transition count 582
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 848 place count 360 transition count 579
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 2 Pre rules applied. Total rules applied 848 place count 360 transition count 577
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 852 place count 358 transition count 577
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 853 place count 357 transition count 576
Iterating global reduction 5 with 1 rules applied. Total rules applied 854 place count 357 transition count 576
Performed 52 Post agglomeration using F-continuation condition.Transition count delta: 52
Deduced a syphon composed of 52 places in 1 ms
Reduce places removed 52 places and 0 transitions.
Iterating global reduction 5 with 104 rules applied. Total rules applied 958 place count 305 transition count 524
Performed 23 Post agglomeration using F-continuation condition with reduction of 10 identical transitions.
Deduced a syphon composed of 23 places in 1 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 5 with 46 rules applied. Total rules applied 1004 place count 282 transition count 617
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 1009 place count 282 transition count 612
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 1011 place count 281 transition count 631
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 6 with 24 rules applied. Total rules applied 1035 place count 281 transition count 607
Free-agglomeration rule applied 31 times with reduction of 2 identical transitions.
Iterating global reduction 6 with 31 rules applied. Total rules applied 1066 place count 281 transition count 574
Reduce places removed 31 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 37 rules applied. Total rules applied 1103 place count 250 transition count 568
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 7 with 6 rules applied. Total rules applied 1109 place count 250 transition count 562
Partial Free-agglomeration rule applied 18 times.
Drop transitions (Partial Free agglomeration) removed 18 transitions
Iterating global reduction 7 with 18 rules applied. Total rules applied 1127 place count 250 transition count 562
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 1128 place count 250 transition count 561
Applied a total of 1128 rules in 295 ms. Remains 250 /859 variables (removed 609) and now considering 561/1152 (removed 591) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 304 ms. Remains : 250/859 places, 561/1152 transitions.
RANDOM walk for 40000 steps (8 resets) in 917 ms. (43 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 194 ms. (205 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 108 ms. (367 steps per ms) remains 7/8 properties
FORMULA CloudDeployment-PT-3b-ReachabilityCardinality-2025-01 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40001 steps (8 resets) in 185 ms. (215 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (8 resets) in 127 ms. (312 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 442 ms. (90 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 174 ms. (228 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (8 resets) in 144 ms. (275 steps per ms) remains 6/7 properties
FORMULA CloudDeployment-PT-3b-ReachabilityCardinality-2025-13 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40002 steps (8 resets) in 87 ms. (454 steps per ms) remains 6/6 properties
[2025-05-29 21:14:05] [INFO ] Flow matrix only has 526 transitions (discarded 35 similar events)
// Phase 1: matrix 526 rows 250 cols
[2025-05-29 21:14:05] [INFO ] Computed 10 invariants in 3 ms
[2025-05-29 21:14:05] [INFO ] State equation strengthened by 210 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) 0/111 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 69/180 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/180 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 33/213 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/213 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 513/726 variables, 213/223 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/726 variables, 186/409 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/726 variables, 0/409 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 49/775 variables, 36/445 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/775 variables, 24/469 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/775 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,9 properties remain. new max is 131072
SDD size :5.89385e+07 after 8.13838e+07
At refinement iteration 11 (OVERLAPS) 1/776 variables, 1/470 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/776 variables, 0/470 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (OVERLAPS) 0/776 variables, 0/470 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 776/776 variables, and 470 constraints, problems are : Problem set: 0 solved, 6 unsolved in 12738 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 250/250 constraints, ReadFeed: 210/210 constraints, PredecessorRefiner: 6/4 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/111 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 69/180 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/180 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 33/213 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/213 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 513/726 variables, 213/223 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/726 variables, 186/409 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/726 variables, 1/410 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 21:14:19] [INFO ] Deduced a trap composed of 22 places in 78 ms of which 13 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/726 variables, 1/411 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/726 variables, 0/411 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (OVERLAPS) 49/775 variables, 36/447 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/775 variables, 24/471 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/775 variables, 3/474 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/775 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (OVERLAPS) 1/776 variables, 1/475 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/776 variables, 0/475 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 16 (OVERLAPS) 0/776 variables, 0/475 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 776/776 variables, and 475 constraints, problems are : Problem set: 0 solved, 6 unsolved in 7770 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 250/250 constraints, ReadFeed: 210/210 constraints, PredecessorRefiner: 6/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 20544ms problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 5 different solutions.
FORMULA CloudDeployment-PT-3b-ReachabilityCardinality-2025-15 TRUE TECHNIQUES PARIKH_WALK
FORMULA CloudDeployment-PT-3b-ReachabilityCardinality-2025-04 FALSE TECHNIQUES PARIKH_WALK
FORMULA CloudDeployment-PT-3b-ReachabilityCardinality-2025-06 FALSE TECHNIQUES PARIKH_WALK
FORMULA CloudDeployment-PT-3b-ReachabilityCardinality-2025-05 FALSE TECHNIQUES PARIKH_WALK
FORMULA CloudDeployment-PT-3b-ReachabilityCardinality-2025-11 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 5 properties in 566 ms.
Support contains 45 out of 250 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 250/250 places, 561/561 transitions.
Graph (trivial) has 187 edges and 250 vertex of which 46 / 250 are part of one of the 12 SCC in 1 ms
Free SCC test removed 34 places
Drop transitions (Empty/Sink Transition effects.) removed 57 transitions
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 71 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 0 with 18 rules applied. Total rules applied 19 place count 216 transition count 472
Reduce places removed 18 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 20 rules applied. Total rules applied 39 place count 198 transition count 470
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 41 place count 196 transition count 470
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 12 Pre rules applied. Total rules applied 41 place count 196 transition count 458
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 65 place count 184 transition count 458
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 66 place count 184 transition count 457
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 70 place count 180 transition count 453
Iterating global reduction 4 with 4 rules applied. Total rules applied 74 place count 180 transition count 453
Performed 26 Post agglomeration using F-continuation condition.Transition count delta: 26
Deduced a syphon composed of 26 places in 0 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 4 with 52 rules applied. Total rules applied 126 place count 154 transition count 427
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 128 place count 154 transition count 425
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 5 with 10 rules applied. Total rules applied 138 place count 149 transition count 434
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 144 place count 149 transition count 428
Drop transitions (Redundant composition of simpler transitions.) removed 93 transitions
Redundant transition composition rules discarded 93 transitions
Iterating global reduction 6 with 93 rules applied. Total rules applied 237 place count 149 transition count 335
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 6 with 1 rules applied. Total rules applied 238 place count 149 transition count 334
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 239 place count 148 transition count 334
Free-agglomeration rule applied 13 times with reduction of 3 identical transitions.
Iterating global reduction 8 with 13 rules applied. Total rules applied 252 place count 148 transition count 318
Reduce places removed 13 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 11 transitions.
Graph (complete) has 574 edges and 135 vertex of which 134 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 8 with 25 rules applied. Total rules applied 277 place count 134 transition count 307
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 278 place count 134 transition count 306
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 279 place count 133 transition count 302
Iterating global reduction 10 with 1 rules applied. Total rules applied 280 place count 133 transition count 302
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 10 with 7 rules applied. Total rules applied 287 place count 133 transition count 295
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 10 with 2 rules applied. Total rules applied 289 place count 133 transition count 295
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 10 with 2 rules applied. Total rules applied 291 place count 133 transition count 293
Applied a total of 291 rules in 74 ms. Remains 133 /250 variables (removed 117) and now considering 293/561 (removed 268) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 75 ms. Remains : 133/250 places, 293/561 transitions.
RANDOM walk for 40000 steps (8 resets) in 265 ms. (150 steps per ms) remains 1/1 properties
BEST_FIRST walk for 28279 steps (6 resets) in 90 ms. (310 steps per ms) remains 0/1 properties
FORMULA CloudDeployment-PT-3b-ReachabilityCardinality-2025-07 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 34159 ms.

BK_STOP 1748553267196

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CloudDeployment-PT-3b"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is CloudDeployment-PT-3b, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r044-tall-174854027600030"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudDeployment-PT-3b.tgz
mv CloudDeployment-PT-3b execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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