Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r184-tall-174889265100927.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 SemanticWebServices-PT-S256P06, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r184-tall-174889265100927
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K 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 2.5K 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 8.7K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 85K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.2K 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 8 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 16M 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 SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-00
FORMULA_NAME SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-01
FORMULA_NAME SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-02
FORMULA_NAME SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-03
FORMULA_NAME SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-04
FORMULA_NAME SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-05
FORMULA_NAME SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-06
FORMULA_NAME SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-07
FORMULA_NAME SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-08
FORMULA_NAME SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-09
FORMULA_NAME SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-10
FORMULA_NAME SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-11
FORMULA_NAME SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-12
FORMULA_NAME SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-13
FORMULA_NAME SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-14
FORMULA_NAME SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1749261891986

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SemanticWebServices-PT-S256P06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-07 02:04:53] [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]
[2025-06-07 02:04:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 02:04:54] [INFO ] Load time of PNML (sax parser for PT used): 753 ms
[2025-06-07 02:04:54] [INFO ] Transformed 439 places.
[2025-06-07 02:04:54] [INFO ] Transformed 14102 transitions.
[2025-06-07 02:04:54] [INFO ] Parsed PT model containing 439 places and 14102 transitions and 130267 arcs in 936 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 16 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 65 places in 32 ms
Reduce places removed 65 places and 7242 transitions.
Ensure Unique test removed 2131 transitions
Reduce redundant transitions removed 2131 transitions.
FORMULA SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-07 02:04:55] [INFO ] Flatten gal took : 727 ms
RANDOM walk for 40000 steps (8 resets) in 4977 ms. (8 steps per ms) remains 1/2 properties
FORMULA SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 216 ms. (184 steps per ms) remains 1/1 properties
[2025-06-07 02:04:55] [INFO ] Flatten gal took : 236 ms
[2025-06-07 02:04:55] [INFO ] Flow matrix only has 885 transitions (discarded 3844 similar events)
// Phase 1: matrix 885 rows 374 cols
[2025-06-07 02:04:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3203653028810408355.gal : 84 ms
[2025-06-07 02:04:55] [INFO ] Computed 16 invariants in 36 ms
[2025-06-07 02:04:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality29409206378586983.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/ReachabilityCardinality3203653028810408355.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality29409206378586983.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 ...326
[2025-06-07 02:04:56] [INFO ] State equation strengthened by 412 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/49 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 870/919 variables, 35/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Loading property file /tmp/ReachabilityCardinality29409206378586983.prop.
At refinement iteration 4 (INCLUDED_ONLY) 0/919 variables, 400/444 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/919 variables, 0/444 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 329/1248 variables, 322/766 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1248 variables, 14/780 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1248 variables, 1/781 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1248 variables, 0/781 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/1251 variables, 1/782 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1251 variables, 1/783 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1251 variables, 0/783 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 3/1254 variables, 1/784 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1254 variables, 0/784 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 5/1259 variables, 7/791 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1259 variables, 11/802 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1259 variables, 0/802 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1259 variables, 0/802 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
After SMT solving in domain Real declared 1259/1259 variables, and 802 constraints, problems are : Problem set: 0 solved, 1 unsolved in 920 ms.
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 18
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 14/14 constraints, State Equation: 374/374 constraints, ReadFeed: 412/412 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/49 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :18 after 6180
At refinement iteration 3 (OVERLAPS) 870/919 variables, 35/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/919 variables, 400/444 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/919 variables, 0/444 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 329/1248 variables, 322/766 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1248 variables, 14/780 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1248 variables, 1/781 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1248 variables, 0/781 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/1251 variables, 1/782 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1251 variables, 1/783 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1251 variables, 0/783 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 3/1254 variables, 1/784 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1254 variables, 0/784 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 5/1259 variables, 7/791 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1259 variables, 11/802 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1259 variables, 0/802 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1259 variables, 0/802 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1259/1259 variables, and 802 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1222 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 14/14 constraints, State Equation: 374/374 constraints, ReadFeed: 412/412 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2342ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 319 ms.
Support contains 9 out of 374 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 374/374 places, 4729/4729 transitions.
Graph (complete) has 2156 edges and 374 vertex of which 217 are kept as prefixes of interest. Removing 157 places using SCC suffix rule.21 ms
Discarding 157 places :
Also discarding 46 output transitions
Drop transitions (Output transitions of discarded places.) removed 46 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1126 transitions
Ensure Unique test removed 948 transitions
Reduce isomorphic transitions removed 2074 transitions.
Iterating post reduction 0 with 2074 rules applied. Total rules applied 2075 place count 217 transition count 2609
Discarding 41 places :
Symmetric choice reduction at 1 with 41 rule applications. Total rules 2116 place count 176 transition count 1714
Iterating global reduction 1 with 41 rules applied. Total rules applied 2157 place count 176 transition count 1714
Ensure Unique test removed 604 transitions
Reduce isomorphic transitions removed 604 transitions.
Iterating post reduction 1 with 604 rules applied. Total rules applied 2761 place count 176 transition count 1110
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 2762 place count 175 transition count 1102
Iterating global reduction 2 with 1 rules applied. Total rules applied 2763 place count 175 transition count 1102
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2764 place count 175 transition count 1101
Drop transitions (Redundant composition of simpler transitions.) removed 179 transitions
Redundant transition composition rules discarded 179 transitions
Iterating global reduction 3 with 179 rules applied. Total rules applied 2943 place count 175 transition count 922
Reduce places removed 11 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 3 with 23 rules applied. Total rules applied 2966 place count 164 transition count 910
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 2968 place count 162 transition count 904
Iterating global reduction 4 with 2 rules applied. Total rules applied 2970 place count 162 transition count 904
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 4 with 9 rules applied. Total rules applied 2979 place count 162 transition count 895
Drop transitions (Redundant composition of simpler transitions.) removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 5 with 12 rules applied. Total rules applied 2991 place count 162 transition count 883
Free-agglomeration rule applied 4 times.
Iterating global reduction 5 with 4 rules applied. Total rules applied 2995 place count 162 transition count 879
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 2999 place count 158 transition count 879
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 6 with 8 rules applied. Total rules applied 3007 place count 158 transition count 871
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 3008 place count 157 transition count 869
Iterating global reduction 6 with 1 rules applied. Total rules applied 3009 place count 157 transition count 869
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 3010 place count 157 transition count 868
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 3011 place count 157 transition count 868
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 3012 place count 157 transition count 867
Applied a total of 3012 rules in 279 ms. Remains 157 /374 variables (removed 217) and now considering 867/4729 (removed 3862) transitions.
Running 681 sub problems to find dead transitions.
[2025-06-07 02:04:58] [INFO ] Flow matrix only has 341 transitions (discarded 526 similar events)
// Phase 1: matrix 341 rows 157 cols
[2025-06-07 02:04:58] [INFO ] Computed 1 invariants in 1 ms
[2025-06-07 02:04:58] [INFO ] State equation strengthened by 155 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/156 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 681 unsolved
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :6180 after 1.04633e+06
At refinement iteration 1 (INCLUDED_ONLY) 0/156 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 2 (OVERLAPS) 340/496 variables, 156/157 constraints. Problems are: Problem set: 0 solved, 681 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/496 variables, 154/311 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/496 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 5 (OVERLAPS) 2/498 variables, 1/312 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/498 variables, 1/313 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/498 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 681 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 498/498 variables, and 313 constraints, problems are : Problem set: 0 solved, 681 unsolved in 20038 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 157/157 constraints, ReadFeed: 155/155 constraints, PredecessorRefiner: 681/681 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 681 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/156 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/156 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 2 (OVERLAPS) 340/496 variables, 156/157 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/496 variables, 154/311 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/496 variables, 661/972 constraints. Problems are: Problem set: 0 solved, 681 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 496/498 variables, and 972 constraints, problems are : Problem set: 0 solved, 681 unsolved in 20026 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 156/157 constraints, ReadFeed: 154/155 constraints, PredecessorRefiner: 661/681 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40354ms problems are : Problem set: 0 solved, 681 unsolved
Search for dead transitions found 0 dead transitions in 40364ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40659 ms. Remains : 157/374 places, 867/4729 transitions.
RANDOM walk for 40000 steps (8 resets) in 738 ms. (54 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 74 ms. (533 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2586397 steps, run timeout after 3023 ms. (steps per millisecond=855 ) properties seen :0 out of 1
Probabilistic random walk after 2586397 steps, saw 2471232 distinct states, run finished after 3028 ms. (steps per millisecond=854 ) properties seen :0
[2025-06-07 02:05:42] [INFO ] Flow matrix only has 341 transitions (discarded 526 similar events)
[2025-06-07 02:05:42] [INFO ] Invariant cache hit.
[2025-06-07 02:05:42] [INFO ] State equation strengthened by 155 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/32 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 68/100 variables, 12/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/100 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 95/195 variables, 26/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/195 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 2/197 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/197 variables, 2/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/197 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/257 variables, 17/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/257 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/257 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 53/310 variables, 18/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/310 variables, 11/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/310 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 64/374 variables, 17/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/374 variables, 46/161 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 18 (INCLUDED_ONLY) 0/374 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/406 variables, 15/176 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/406 variables, 11/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/406 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 5/411 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/411 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 8/419 variables, 3/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/419 variables, 2/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/419 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 42/461 variables, 83/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/461 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 37/498 variables, 37/313 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/498 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 0/498 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 498/498 variables, and 313 constraints, problems are : Problem set: 0 solved, 1 unsolved in 208 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 157/157 constraints, ReadFeed: 155/155 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/32 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 68/100 variables, 12/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/100 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 95/195 variables, 26/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/195 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 2/197 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/197 variables, 2/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/197 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/257 variables, 17/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/257 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/257 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 53/310 variables, 18/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/310 variables, 11/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/310 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 64/374 variables, 17/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/374 variables, 46/161 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/374 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/406 variables, 15/176 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/406 variables, 11/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/406 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 5/411 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/411 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 8/419 variables, 3/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/419 variables, 2/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/419 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 42/461 variables, 83/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/461 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 37/498 variables, 37/313 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/498 variables, 1/314 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/498 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (OVERLAPS) 0/498 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 498/498 variables, and 314 constraints, problems are : Problem set: 0 solved, 1 unsolved in 301 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 157/157 constraints, ReadFeed: 155/155 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 521ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 81 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=40 )
FORMULA SemanticWebServices-PT-S256P06-ReachabilityFireability-2025-03 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 8 ms.
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 49855 ms.

BK_STOP 1749261943132

--------------------
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="SemanticWebServices-PT-S256P06"
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 SemanticWebServices-PT-S256P06, 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 r184-tall-174889265100927"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SemanticWebServices-PT-S256P06.tgz
mv SemanticWebServices-PT-S256P06 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 ;