Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915589200118.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 Szymanski-PT-a10, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915589200118
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 580K
-rw-r--r-- 1 mcc users 7.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K 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 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 123K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 86K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 101K May 29 14:33 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 Szymanski-PT-a10-ReachabilityCardinality-2025-00
FORMULA_NAME Szymanski-PT-a10-ReachabilityCardinality-2025-01
FORMULA_NAME Szymanski-PT-a10-ReachabilityCardinality-2025-02
FORMULA_NAME Szymanski-PT-a10-ReachabilityCardinality-2025-03
FORMULA_NAME Szymanski-PT-a10-ReachabilityCardinality-2025-04
FORMULA_NAME Szymanski-PT-a10-ReachabilityCardinality-2025-05
FORMULA_NAME Szymanski-PT-a10-ReachabilityCardinality-2025-06
FORMULA_NAME Szymanski-PT-a10-ReachabilityCardinality-2025-07
FORMULA_NAME Szymanski-PT-a10-ReachabilityCardinality-2025-08
FORMULA_NAME Szymanski-PT-a10-ReachabilityCardinality-2025-09
FORMULA_NAME Szymanski-PT-a10-ReachabilityCardinality-2025-10
FORMULA_NAME Szymanski-PT-a10-ReachabilityCardinality-2025-11
FORMULA_NAME Szymanski-PT-a10-ReachabilityCardinality-2025-12
FORMULA_NAME Szymanski-PT-a10-ReachabilityCardinality-2025-13
FORMULA_NAME Szymanski-PT-a10-ReachabilityCardinality-2025-14
FORMULA_NAME Szymanski-PT-a10-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1749171281276

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-a10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-06-06 00:54:42] [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]
[2025-06-06 00:54:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 00:54:42] [INFO ] Load time of PNML (sax parser for PT used): 73 ms
[2025-06-06 00:54:42] [INFO ] Transformed 61 places.
[2025-06-06 00:54:42] [INFO ] Transformed 224 transitions.
[2025-06-06 00:54:42] [INFO ] Parsed PT model containing 61 places and 224 transitions and 900 arcs in 175 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 16 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 8 transitions.
FORMULA Szymanski-PT-a10-ReachabilityCardinality-2025-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a10-ReachabilityCardinality-2025-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a10-ReachabilityCardinality-2025-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40017 steps (52 resets) in 838 ms. (47 steps per ms) remains 4/13 properties
FORMULA Szymanski-PT-a10-ReachabilityCardinality-2025-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Szymanski-PT-a10-ReachabilityCardinality-2025-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Szymanski-PT-a10-ReachabilityCardinality-2025-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Szymanski-PT-a10-ReachabilityCardinality-2025-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Szymanski-PT-a10-ReachabilityCardinality-2025-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Szymanski-PT-a10-ReachabilityCardinality-2025-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Szymanski-PT-a10-ReachabilityCardinality-2025-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Szymanski-PT-a10-ReachabilityCardinality-2025-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Szymanski-PT-a10-ReachabilityCardinality-2025-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-06-06 00:54:43] [INFO ] Flatten gal took : 98 ms
[2025-06-06 00:54:43] [INFO ] Flatten gal took : 27 ms
BEST_FIRST walk for 40003 steps (8 resets) in 453 ms. (88 steps per ms) remains 4/4 properties
[2025-06-06 00:54:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16022319920570485253.gal : 66 ms
[2025-06-06 00:54:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5979390433319278227.prop : 1 ms
BEST_FIRST walk for 40004 steps (15 resets) in 315 ms. (126 steps per ms) remains 4/4 properties
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/ReachabilityCardinality16022319920570485253.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5979390433319278227.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/ReachabilityCardinality5979390433319278227.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 238 ms. (167 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :13 after 101
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :101 after 1678
BEST_FIRST walk for 40004 steps (20 resets) in 167 ms. (238 steps per ms) remains 4/4 properties
[2025-06-06 00:54:43] [INFO ] Flow matrix only has 79 transitions (discarded 137 similar events)
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :1678 after 56638
// Phase 1: matrix 79 rows 49 cols
[2025-06-06 00:54:43] [INFO ] Computed 3 invariants in 7 ms
[2025-06-06 00:54:43] [INFO ] State equation strengthened by 9 read => feed constraints.
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) 0/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem Szymanski-PT-a10-ReachabilityCardinality-2025-09 is UNSAT
FORMULA Szymanski-PT-a10-ReachabilityCardinality-2025-09 TRUE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-a10-ReachabilityCardinality-2025-10 is UNSAT
FORMULA Szymanski-PT-a10-ReachabilityCardinality-2025-10 TRUE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-a10-ReachabilityCardinality-2025-11 is UNSAT
FORMULA Szymanski-PT-a10-ReachabilityCardinality-2025-11 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 18/49 variables, 2/3 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 79/128 variables, 49/52 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 9/61 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/61 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/61 constraints. Problems are: Problem set: 3 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 61 constraints, problems are : Problem set: 3 solved, 1 unsolved in 321 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 28/48 variables, 2/2 constraints. Problems are: Problem set: 3 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 00:54:44] [INFO ] Deduced a trap composed of 6 places in 99 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 00:54:44] [INFO ] Deduced a trap composed of 6 places in 84 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 2/4 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/48 variables, 0/4 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1/49 variables, 1/5 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/49 variables, 0/5 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 79/128 variables, 49/54 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 9/63 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/128 variables, 1/64 constraints. Problems are: Problem set: 3 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :56638 after 1.59888e+06
[2025-06-06 00:54:44] [INFO ] Deduced a trap composed of 8 places in 55 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/128 variables, 1/65 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/128 variables, 0/65 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/128 variables, 0/65 constraints. Problems are: Problem set: 3 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 65 constraints, problems are : Problem set: 3 solved, 1 unsolved in 521 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 908ms problems are : Problem set: 3 solved, 1 unsolved
Parikh walk visited 0 properties in 105 ms.
Support contains 20 out of 49 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 49/49 places, 216/216 transitions.
Graph (complete) has 251 edges and 49 vertex of which 47 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.3 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 3 place count 45 transition count 208
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 45 transition count 208
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 21 place count 45 transition count 192
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 22 place count 44 transition count 188
Iterating global reduction 0 with 1 rules applied. Total rules applied 23 place count 44 transition count 188
Applied a total of 23 rules in 68 ms. Remains 44 /49 variables (removed 5) and now considering 188/216 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 81 ms. Remains : 44/49 places, 188/216 transitions.
RANDOM walk for 40024 steps (38 resets) in 107 ms. (370 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :1.59888e+06 after 7.48323e+06
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :7.48323e+06 after 3.20951e+07
Interrupted probabilistic random walk after 1813900 steps, run timeout after 3001 ms. (steps per millisecond=604 ) properties seen :0 out of 1
Probabilistic random walk after 1813900 steps, saw 898865 distinct states, run finished after 3007 ms. (steps per millisecond=603 ) properties seen :0
[2025-06-06 00:54:47] [INFO ] Flow matrix only has 72 transitions (discarded 116 similar events)
// Phase 1: matrix 72 rows 44 cols
[2025-06-06 00:54:47] [INFO ] Computed 1 invariants in 6 ms
[2025-06-06 00:54:47] [INFO ] State equation strengthened by 9 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 24/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 72/116 variables, 44/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 9/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/116 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/116 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 116/116 variables, and 54 constraints, problems are : Problem set: 0 solved, 1 unsolved in 61 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 9/9 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 24/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 72/116 variables, 44/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 9/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/116 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/116 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/116 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 116/116 variables, and 55 constraints, problems are : Problem set: 0 solved, 1 unsolved in 144 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 233ms problems are : Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :3.20951e+07 after 4.07587e+07
Parikh walk visited 0 properties in 115 ms.
Support contains 20 out of 44 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 188/188 transitions.
Applied a total of 0 rules in 7 ms. Remains 44 /44 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 44/44 places, 188/188 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 188/188 transitions.
Applied a total of 0 rules in 7 ms. Remains 44 /44 variables (removed 0) and now considering 188/188 (removed 0) transitions.
[2025-06-06 00:54:48] [INFO ] Flow matrix only has 72 transitions (discarded 116 similar events)
[2025-06-06 00:54:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:54:48] [INFO ] Implicit Places using invariants in 74 ms returned []
[2025-06-06 00:54:48] [INFO ] Flow matrix only has 72 transitions (discarded 116 similar events)
[2025-06-06 00:54:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:54:48] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:54:48] [INFO ] Implicit Places using invariants and state equation in 87 ms returned []
Implicit Place search using SMT with State Equation took 174 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 00:54:48] [INFO ] Redundant transitions in 6 ms returned []
Running 186 sub problems to find dead transitions.
[2025-06-06 00:54:48] [INFO ] Flow matrix only has 72 transitions (discarded 116 similar events)
[2025-06-06 00:54:48] [INFO ] Invariant cache hit.
[2025-06-06 00:54:48] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (OVERLAPS) 72/116 variables, 44/45 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/54 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (OVERLAPS) 0/116 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Real declared 116/116 variables, and 54 constraints, problems are : Problem set: 0 solved, 186 unsolved in 2446 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 186 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (OVERLAPS) 72/116 variables, 44/45 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/54 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 186/240 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/116 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 186 unsolved
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :4.07587e+07 after 7.05108e+08
At refinement iteration 6 (OVERLAPS) 0/116 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Int declared 116/116 variables, and 240 constraints, problems are : Problem set: 0 solved, 186 unsolved in 6658 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9151ms problems are : Problem set: 0 solved, 186 unsolved
Search for dead transitions found 0 dead transitions in 9153ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9351 ms. Remains : 44/44 places, 188/188 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 61 edges and 44 vertex of which 13 / 44 are part of one of the 6 SCC in 3 ms
Free SCC test removed 7 places
Drop transitions (Empty/Sink Transition effects.) removed 52 transitions
Ensure Unique test removed 77 transitions
Reduce isomorphic transitions removed 129 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 37 transition count 57
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 35 transition count 57
Applied a total of 5 rules in 23 ms. Remains 35 /44 variables (removed 9) and now considering 57/188 (removed 131) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 57 rows 35 cols
[2025-06-06 00:54:57] [INFO ] Computed 1 invariants in 2 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-06 00:54:57] [INFO ] After 27ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-06 00:54:57] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-06 00:54:57] [INFO ] After 22ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-06 00:54:57] [INFO ] After 36ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-06 00:54:57] [INFO ] After 72ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-06 00:54:57] [INFO ] Flatten gal took : 5 ms
[2025-06-06 00:54:57] [INFO ] Flatten gal took : 5 ms
[2025-06-06 00:54:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8966031153613305918.gal : 2 ms
[2025-06-06 00:54:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality514883758052343562.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/ReachabilityCardinality8966031153613305918.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality514883758052343562.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/ReachabilityCardinality514883758052343562.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 63
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :63 after 791
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :791 after 7682
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :7682 after 748015
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :748015 after 1.32218e+06
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.32218e+06 after 2.5236e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2.5236e+06 after 8.18631e+06
Detected timeout of ITS tools.
[2025-06-06 00:55:12] [INFO ] Flatten gal took : 5 ms
[2025-06-06 00:55:12] [INFO ] Applying decomposition
[2025-06-06 00:55:12] [INFO ] Flatten gal took : 3 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/graph3875998729603615460.txt' '-o' '/tmp/graph3875998729603615460.bin' '-w' '/tmp/graph3875998729603615460.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3875998729603615460.bin' '-l' '-1' '-v' '-w' '/tmp/graph3875998729603615460.weights' '-q' '0' '-e' '0.001'
[2025-06-06 00:55:12] [INFO ] Decomposing Gal with order
[2025-06-06 00:55:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 00:55:12] [INFO ] Removed a total of 36 redundant transitions.
[2025-06-06 00:55:12] [INFO ] Flatten gal took : 47 ms
[2025-06-06 00:55:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 20 labels/synchronizations in 4 ms.
[2025-06-06 00:55:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3218853934253006037.gal : 2 ms
[2025-06-06 00:55:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4987378669435597009.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/ReachabilityCardinality3218853934253006037.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4987378669435597009.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 ...328
Loading property file /tmp/ReachabilityCardinality4987378669435597009.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 63
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :63 after 1105
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1105 after 55430
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :55430 after 478515
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :478515 after 2.08019e+06
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :2.08019e+06 after 6.56482e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :6.56482e+06 after 6.56235e+10
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\_flatf,1.96627e+12,0.635633,13796,2,1893,14,58802,7,0,231,58068,0
Total reachable state count : 1966267571430

Verifying 1 reachability properties.
Invariant property Szymanski-PT-a10-ReachabilityCardinality-2025-03 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
Szymanski-PT-a10-ReachabilityCardinality-2025-03,232466,0.641511,13924,2,271,14,58802,7,0,374,58068,0
Over-approximation ignoring read arcs solved 0 properties in 16012 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-06 00:55:13] [INFO ] Flatten gal took : 17 ms
[2025-06-06 00:55:13] [INFO ] Applying decomposition
[2025-06-06 00:55:13] [INFO ] Flatten gal took : 12 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/graph4654039149660139505.txt' '-o' '/tmp/graph4654039149660139505.bin' '-w' '/tmp/graph4654039149660139505.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4654039149660139505.bin' '-l' '-1' '-v' '-w' '/tmp/graph4654039149660139505.weights' '-q' '0' '-e' '0.001'
[2025-06-06 00:55:13] [INFO ] Decomposing Gal with order
[2025-06-06 00:55:13] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 00:55:13] [INFO ] Removed a total of 177 redundant transitions.
[2025-06-06 00:55:13] [INFO ] Flatten gal took : 27 ms
[2025-06-06 00:55:13] [INFO ] Fuse similar labels procedure discarded/fused a total of 121 labels/synchronizations in 6 ms.
[2025-06-06 00:55:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4690755037024199361.gal : 2 ms
[2025-06-06 00:55:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1942645927283848637.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/ReachabilityCardinality4690755037024199361.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1942645927283848637.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 ...328
Loading property file /tmp/ReachabilityCardinality1942645927283848637.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :7 after 54
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :54 after 186
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :186 after 3661
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3661 after 94267
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :94267 after 1.32108e+06
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :1.32108e+06 after 4.16392e+06
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :4.16392e+06 after 2.79587e+07
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2.79587e+07 after 5.99636e+07
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :5.99636e+07 after 1.77138e+10
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.77138e+10 after 2.96586e+12
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2.96586e+12 after 2.63708e+13
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\_flatf,2.84523e+14,142.57,218060,2,10394,17,1.28578e+06,7,0,415,852163,0
Total reachable state count : 284523132989069

Verifying 1 reachability properties.
Invariant property Szymanski-PT-a10-ReachabilityCardinality-2025-03 does not hold.
FORMULA Szymanski-PT-a10-ReachabilityCardinality-2025-03 FALSE 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
Szymanski-PT-a10-ReachabilityCardinality-2025-03,58628,142.607,218060,2,242,17,1.28578e+06,7,0,574,852163,0
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 173857 ms.

BK_STOP 1749171456592

--------------------
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="Szymanski-PT-a10"
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 Szymanski-PT-a10, 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 r240-tall-174915589200118"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-a10.tgz
mv Szymanski-PT-a10 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 ;