Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901994000254.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)
..................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is ShieldRVt-PT-005B, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901994000254
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 464K
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K 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 8.4K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 83K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K 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 3.7K 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 5 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 60K 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 ShieldRVt-PT-005B-ReachabilityCardinality-2025-00
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityCardinality-2025-01
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityCardinality-2025-02
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityCardinality-2025-03
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityCardinality-2025-04
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityCardinality-2025-05
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityCardinality-2025-06
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityCardinality-2025-07
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityCardinality-2025-08
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityCardinality-2025-09
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityCardinality-2025-10
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityCardinality-2025-11
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityCardinality-2025-12
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityCardinality-2025-13
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityCardinality-2025-14
FORMULA_NAME ShieldRVt-PT-005B-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1749102379020

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldRVt-PT-005B
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-06-05 05:46:20] [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]
[2025-06-05 05:46:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 05:46:20] [INFO ] Load time of PNML (sax parser for PT used): 68 ms
[2025-06-05 05:46:20] [INFO ] Transformed 253 places.
[2025-06-05 05:46:20] [INFO ] Transformed 253 transitions.
[2025-06-05 05:46:20] [INFO ] Found NUPN structural information;
[2025-06-05 05:46:20] [INFO ] Parsed PT model containing 253 places and 253 transitions and 596 arcs in 155 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 14 ms.
Working with output stream class java.io.PrintStream
FORMULA ShieldRVt-PT-005B-ReachabilityCardinality-2025-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-005B-ReachabilityCardinality-2025-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 1179 ms. (33 steps per ms) remains 2/14 properties
FORMULA ShieldRVt-PT-005B-ReachabilityCardinality-2025-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityCardinality-2025-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityCardinality-2025-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityCardinality-2025-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityCardinality-2025-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityCardinality-2025-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityCardinality-2025-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityCardinality-2025-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityCardinality-2025-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityCardinality-2025-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityCardinality-2025-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-005B-ReachabilityCardinality-2025-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-06-05 05:46:20] [INFO ] Flatten gal took : 63 ms
[2025-06-05 05:46:20] [INFO ] Flatten gal took : 75 ms
[2025-06-05 05:46:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10644091816952449643.gal : 31 ms
[2025-06-05 05:46:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11815047712423265559.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/ReachabilityCardinality10644091816952449643.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11815047712423265559.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 679 ms. (58 steps per ms) remains 2/2 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 ...330
BEST_FIRST walk for 40002 steps (8 resets) in 181 ms. (219 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality11815047712423265559.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 13
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :13 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 1684
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :1684 after 702259
// Phase 1: matrix 253 rows 253 cols
[2025-06-05 05:46:21] [INFO ] Computed 21 invariants in 15 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) 0/73 variables, 73/73 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem ShieldRVt-PT-005B-ReachabilityCardinality-2025-13 is UNSAT
FORMULA ShieldRVt-PT-005B-ReachabilityCardinality-2025-13 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 180/253 variables, 21/94 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/253 variables, 180/274 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/253 variables, 0/274 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 253/506 variables, 253/527 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/506 variables, 0/527 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/506 variables, 0/527 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 506/506 variables, and 527 constraints, problems are : Problem set: 1 solved, 1 unsolved in 404 ms.
Refiners :[Domain max(s): 253/253 constraints, Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 253/253 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 52/52 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 0/52 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 201/253 variables, 21/73 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/253 variables, 201/274 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:21] [INFO ] Deduced a trap composed of 16 places in 111 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:21] [INFO ] Deduced a trap composed of 19 places in 81 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:21] [INFO ] Deduced a trap composed of 20 places in 78 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:21] [INFO ] Deduced a trap composed of 23 places in 72 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:22] [INFO ] Deduced a trap composed of 18 places in 75 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:22] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:22] [INFO ] Deduced a trap composed of 19 places in 78 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:22] [INFO ] Deduced a trap composed of 22 places in 74 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:22] [INFO ] Deduced a trap composed of 24 places in 63 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:22] [INFO ] Deduced a trap composed of 20 places in 75 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:22] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:22] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:22] [INFO ] Deduced a trap composed of 27 places in 63 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:22] [INFO ] Deduced a trap composed of 28 places in 51 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:22] [INFO ] Deduced a trap composed of 22 places in 50 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:22] [INFO ] Deduced a trap composed of 24 places in 50 ms of which 7 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/253 variables, 16/290 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/253 variables, 0/290 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 253/506 variables, 253/543 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:23] [INFO ] Deduced a trap composed of 23 places in 64 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:23] [INFO ] Deduced a trap composed of 23 places in 73 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:23] [INFO ] Deduced a trap composed of 24 places in 75 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:23] [INFO ] Deduced a trap composed of 21 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:23] [INFO ] Deduced a trap composed of 27 places in 46 ms of which 5 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/506 variables, 5/548 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:23] [INFO ] Deduced a trap composed of 27 places in 60 ms of which 6 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/506 variables, 1/549 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:23] [INFO ] Deduced a trap along path composed of 9 places in 33 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:23] [INFO ] Deduced a trap along path composed of 9 places in 19 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/506 variables, 2/551 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:23] [INFO ] Deduced a trap composed of 28 places in 45 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/506 variables, 1/552 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/506 variables, 0/552 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/506 variables, 0/552 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 506/506 variables, and 552 constraints, problems are : Problem set: 1 solved, 1 unsolved in 2312 ms.
Refiners :[Domain max(s): 253/253 constraints, Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 253/253 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 23/23 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 2784ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 38 ms.
Support contains 52 out of 253 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 253/253 places, 253/253 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 38 transitions
Trivial Post-agglo rules discarded 38 transitions
Performed 38 trivial Post agglomeration. Transition count delta: 38
Iterating post reduction 0 with 38 rules applied. Total rules applied 38 place count 253 transition count 215
Reduce places removed 38 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 40 rules applied. Total rules applied 78 place count 215 transition count 213
Reduce places removed 1 places and 0 transitions.
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Iterating post reduction 2 with 14 rules applied. Total rules applied 92 place count 214 transition count 200
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 3 with 13 rules applied. Total rules applied 105 place count 201 transition count 200
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 21 Pre rules applied. Total rules applied 105 place count 201 transition count 179
Deduced a syphon composed of 21 places in 1 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 4 with 42 rules applied. Total rules applied 147 place count 180 transition count 179
Discarding 21 places :
Symmetric choice reduction at 4 with 21 rule applications. Total rules 168 place count 159 transition count 158
Iterating global reduction 4 with 21 rules applied. Total rules applied 189 place count 159 transition count 158
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 6 Pre rules applied. Total rules applied 189 place count 159 transition count 152
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 4 with 12 rules applied. Total rules applied 201 place count 153 transition count 152
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 1 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 4 with 60 rules applied. Total rules applied 261 place count 123 transition count 122
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 267 place count 120 transition count 122
Free-agglomeration rule applied 3 times.
Iterating global reduction 4 with 3 rules applied. Total rules applied 270 place count 120 transition count 119
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 273 place count 117 transition count 119
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 274 place count 117 transition count 119
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 275 place count 116 transition count 118
Applied a total of 275 rules in 65 ms. Remains 116 /253 variables (removed 137) and now considering 118/253 (removed 135) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69 ms. Remains : 116/253 places, 118/253 transitions.
RANDOM walk for 40000 steps (8 resets) in 216 ms. (184 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 128 ms. (310 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2053652 steps, run timeout after 3001 ms. (steps per millisecond=684 ) properties seen :0 out of 1
Probabilistic random walk after 2053652 steps, saw 919185 distinct states, run finished after 3006 ms. (steps per millisecond=683 ) properties seen :0
// Phase 1: matrix 118 rows 116 cols
[2025-06-05 05:46:27] [INFO ] Computed 21 invariants in 5 ms
[2025-06-05 05:46:27] [INFO ] State equation strengthened by 7 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) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 70/110 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/110 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/116 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 118/234 variables, 116/137 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/234 variables, 7/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/234 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/234 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 144 constraints, problems are : Problem set: 0 solved, 1 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 116/116 constraints, ReadFeed: 7/7 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 70/110 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:27] [INFO ] Deduced a trap composed of 8 places in 43 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:27] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:27] [INFO ] Deduced a trap composed of 11 places in 41 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/110 variables, 3/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:27] [INFO ] Deduced a trap composed of 12 places in 22 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/110 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/116 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:27] [INFO ] Deduced a trap composed of 9 places in 22 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/116 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/116 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 118/234 variables, 116/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/234 variables, 7/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/234 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/234 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 234/234 variables, and 149 constraints, problems are : Problem set: 0 solved, 1 unsolved in 345 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 116/116 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 467ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 36 ms.
Support contains 40 out of 116 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 116/116 places, 118/118 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 116 transition count 115
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 113 transition count 115
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 6 place count 113 transition count 113
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 10 place count 111 transition count 113
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 32 place count 100 transition count 102
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 36 place count 98 transition count 103
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 37 place count 98 transition count 102
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 38 place count 97 transition count 101
Applied a total of 38 rules in 18 ms. Remains 97 /116 variables (removed 19) and now considering 101/118 (removed 17) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 97/116 places, 101/118 transitions.
RANDOM walk for 40000 steps (8 resets) in 123 ms. (322 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 128 ms. (310 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2233507 steps, run timeout after 3001 ms. (steps per millisecond=744 ) properties seen :0 out of 1
Probabilistic random walk after 2233507 steps, saw 1055169 distinct states, run finished after 3001 ms. (steps per millisecond=744 ) properties seen :0
// Phase 1: matrix 101 rows 97 cols
[2025-06-05 05:46:30] [INFO ] Computed 21 invariants in 4 ms
[2025-06-05 05:46:30] [INFO ] State equation strengthened by 8 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 55/95 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/97 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 101/198 variables, 97/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 8/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/198 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 198/198 variables, and 126 constraints, problems are : Problem set: 0 solved, 1 unsolved in 125 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 97/97 constraints, ReadFeed: 8/8 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 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 55/95 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:30] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:30] [INFO ] Deduced a trap composed of 4 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:30] [INFO ] Deduced a trap composed of 6 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:31] [INFO ] Deduced a trap composed of 6 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:31] [INFO ] Deduced a trap composed of 8 places in 31 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:31] [INFO ] Deduced a trap composed of 11 places in 21 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 6/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/95 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2/97 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:31] [INFO ] Deduced a trap composed of 5 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:31] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/97 variables, 2/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/97 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 101/198 variables, 97/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/198 variables, 8/134 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:31] [INFO ] Deduced a trap composed of 10 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:31] [INFO ] Deduced a trap composed of 8 places in 25 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/198 variables, 2/136 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:31] [INFO ] Deduced a trap along path composed of 2 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:31] [INFO ] Deduced a trap along path composed of 2 places in 24 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:31] [INFO ] Deduced a trap along path composed of 2 places in 21 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/198 variables, 3/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/198 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/198 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 198/198 variables, and 139 constraints, problems are : Problem set: 0 solved, 1 unsolved in 640 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 97/97 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 787ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 40 out of 97 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 97/97 places, 101/101 transitions.
Applied a total of 0 rules in 4 ms. Remains 97 /97 variables (removed 0) and now considering 101/101 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 97/97 places, 101/101 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 97/97 places, 101/101 transitions.
Applied a total of 0 rules in 2 ms. Remains 97 /97 variables (removed 0) and now considering 101/101 (removed 0) transitions.
[2025-06-05 05:46:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:46:31] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-05 05:46:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:46:31] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-06-05 05:46:31] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 05:46:31] [INFO ] Redundant transitions in 1 ms returned []
Running 97 sub problems to find dead transitions.
[2025-06-05 05:46:31] [INFO ] Invariant cache hit.
[2025-06-05 05:46:31] [INFO ] State equation strengthened by 8 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/93 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 2 (OVERLAPS) 4/97 variables, 18/21 constraints. Problems are: Problem set: 0 solved, 97 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:32] [INFO ] Deduced a trap composed of 4 places in 19 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:32] [INFO ] Deduced a trap composed of 6 places in 19 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:32] [INFO ] Deduced a trap composed of 7 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:32] [INFO ] Deduced a trap composed of 12 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:32] [INFO ] Deduced a trap composed of 12 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:32] [INFO ] Deduced a trap composed of 14 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:32] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:32] [INFO ] Deduced a trap composed of 7 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:32] [INFO ] Deduced a trap composed of 9 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:32] [INFO ] Deduced a trap composed of 13 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:32] [INFO ] Deduced a trap composed of 6 places in 26 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 11/32 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 5 (OVERLAPS) 101/198 variables, 97/129 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 8/137 constraints. Problems are: Problem set: 0 solved, 97 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:33] [INFO ] Deduced a trap along path composed of 2 places in 25 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 97 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:34] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:34] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:34] [INFO ] Deduced a trap composed of 13 places in 30 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/198 variables, 3/141 constraints. Problems are: Problem set: 0 solved, 97 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:34] [INFO ] Deduced a trap along path composed of 4 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:35] [INFO ] Deduced a trap along path composed of 4 places in 20 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/198 variables, 2/143 constraints. Problems are: Problem set: 0 solved, 97 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:35] [INFO ] Deduced a trap along path composed of 4 places in 22 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/198 variables, 1/144 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/198 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 12 (OVERLAPS) 0/198 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 97 unsolved
No progress, stopping.
After SMT solving in domain Real declared 198/198 variables, and 144 constraints, problems are : Problem set: 0 solved, 97 unsolved in 5472 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 97/97 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 97/97 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 97 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/93 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/93 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 3 (OVERLAPS) 4/97 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 12/35 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/97 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 6 (OVERLAPS) 101/198 variables, 97/132 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 8/140 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/198 variables, 97/237 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/198 variables, 4/241 constraints. Problems are: Problem set: 0 solved, 97 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:38] [INFO ] Deduced a trap composed of 8 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:38] [INFO ] Deduced a trap composed of 9 places in 44 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/198 variables, 2/243 constraints. Problems are: Problem set: 0 solved, 97 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:39] [INFO ] Deduced a trap composed of 10 places in 34 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/198 variables, 1/244 constraints. Problems are: Problem set: 0 solved, 97 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:41] [INFO ] Deduced a trap along path composed of 3 places in 15 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:42] [INFO ] Deduced a trap along path composed of 6 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:42] [INFO ] Deduced a trap along path composed of 2 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:42] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:42] [INFO ] Deduced a trap along path composed of 2 places in 17 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:42] [INFO ] Deduced a trap along path composed of 2 places in 24 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/198 variables, 6/250 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/198 variables, 0/250 constraints. Problems are: Problem set: 0 solved, 97 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:46] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 2 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/198 variables, 1/251 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/198 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 97 unsolved
At refinement iteration 16 (OVERLAPS) 0/198 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 97 unsolved
No progress, stopping.
After SMT solving in domain Int declared 198/198 variables, and 251 constraints, problems are : Problem set: 0 solved, 97 unsolved in 18044 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 97/97 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 97/97 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 10/10 constraints]
After SMT, in 23533ms problems are : Problem set: 0 solved, 97 unsolved
Search for dead transitions found 0 dead transitions in 23534ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23667 ms. Remains : 97/97 places, 101/101 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (complete) has 228 edges and 97 vertex of which 96 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.4 ms
Discarding 1 places :
Also discarding 0 output transitions
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 96 transition count 101
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 96 transition count 100
Applied a total of 3 rules in 16 ms. Remains 96 /97 variables (removed 1) and now considering 100/101 (removed 1) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 100 rows 96 cols
[2025-06-05 05:46:55] [INFO ] Computed 20 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-05 05:46:55] [INFO ] After 47ms 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
[2025-06-05 05:46:55] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2025-06-05 05:46:55] [INFO ] After 26ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:55] [INFO ] Deduced a trap composed of 4 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:46:55] [INFO ] Deduced a trap composed of 8 places in 25 ms of which 2 ms to minimize.
[2025-06-05 05:46:55] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 64 ms
TRAPS : Iteration 1
[2025-06-05 05:46:55] [INFO ] After 113ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-05 05:46:55] [INFO ] After 159ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-05 05:46:55] [INFO ] Flatten gal took : 9 ms
[2025-06-05 05:46:55] [INFO ] Flatten gal took : 15 ms
[2025-06-05 05:46:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9527366892619699602.gal : 3 ms
[2025-06-05 05:46:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8645531474278771160.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/ReachabilityCardinality9527366892619699602.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8645531474278771160.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/ReachabilityCardinality8645531474278771160.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 11
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :11 after 41
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :41 after 475
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :475 after 56925
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :227700 after 377277
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :377277 after 411412
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :411412 after 445144
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :445144 after 1.01985e+07
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.01985e+07 after 9.5428e+08
Detected timeout of ITS tools.
[2025-06-05 05:47:10] [INFO ] Flatten gal took : 14 ms
[2025-06-05 05:47:10] [INFO ] Applying decomposition
[2025-06-05 05:47:10] [INFO ] Flatten gal took : 7 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/graph12382486578934563641.txt' '-o' '/tmp/graph12382486578934563641.bin' '-w' '/tmp/graph12382486578934563641.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph12382486578934563641.bin' '-l' '-1' '-v' '-w' '/tmp/graph12382486578934563641.weights' '-q' '0' '-e' '0.001'
[2025-06-05 05:47:10] [INFO ] Decomposing Gal with order
[2025-06-05 05:47:10] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 05:47:10] [INFO ] Removed a total of 35 redundant transitions.
[2025-06-05 05:47:10] [INFO ] Flatten gal took : 40 ms
[2025-06-05 05:47:10] [INFO ] Fuse similar labels procedure discarded/fused a total of 10 labels/synchronizations in 5 ms.
[2025-06-05 05:47:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2720158966455297002.gal : 3 ms
[2025-06-05 05:47:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4366451810312769482.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/ReachabilityCardinality2720158966455297002.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4366451810312769482.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality4366451810312769482.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :1 after 29
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :29 after 317
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :317 after 26565
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :2.0493e+06 after 2.15537e+07
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,1.80715e+11,0.065104,6944,185,35,5623,223,393,10952,77,743,0
Total reachable state count : 180714531960

Verifying 1 reachability properties.
Reachability property ShieldRVt-PT-005B-ReachabilityCardinality-2025-04 does not hold.
No reachable states exhibit your property : ShieldRVt-PT-005B-ReachabilityCardinality-2025-04

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
ShieldRVt-PT-005B-ReachabilityCardinality-2025-04,0,0.068609,7200,1,0,5623,223,446,10952,86,743,716
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA ShieldRVt-PT-005B-ReachabilityCardinality-2025-04 FALSE TECHNIQUES OVER_APPROXIMATION
Over-approximation ignoring read arcs solved -1 properties in 15622 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 50665 ms.

BK_STOP 1749102430881

--------------------
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="ShieldRVt-PT-005B"
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 ShieldRVt-PT-005B, 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 r212-tall-174901994000254"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVt-PT-005B.tgz
mv ShieldRVt-PT-005B 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 ;