Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901993500031.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 ShieldRVs-PT-002B, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901993500031
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 448K
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K 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 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 10K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 104K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K 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 5 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 24K 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 ShieldRVs-PT-002B-ReachabilityFireability-2025-00
FORMULA_NAME ShieldRVs-PT-002B-ReachabilityFireability-2025-01
FORMULA_NAME ShieldRVs-PT-002B-ReachabilityFireability-2025-02
FORMULA_NAME ShieldRVs-PT-002B-ReachabilityFireability-2025-03
FORMULA_NAME ShieldRVs-PT-002B-ReachabilityFireability-2025-04
FORMULA_NAME ShieldRVs-PT-002B-ReachabilityFireability-2025-05
FORMULA_NAME ShieldRVs-PT-002B-ReachabilityFireability-2025-06
FORMULA_NAME ShieldRVs-PT-002B-ReachabilityFireability-2025-07
FORMULA_NAME ShieldRVs-PT-002B-ReachabilityFireability-2025-08
FORMULA_NAME ShieldRVs-PT-002B-ReachabilityFireability-2025-09
FORMULA_NAME ShieldRVs-PT-002B-ReachabilityFireability-2025-10
FORMULA_NAME ShieldRVs-PT-002B-ReachabilityFireability-2025-11
FORMULA_NAME ShieldRVs-PT-002B-ReachabilityFireability-2025-12
FORMULA_NAME ShieldRVs-PT-002B-ReachabilityFireability-2025-13
FORMULA_NAME ShieldRVs-PT-002B-ReachabilityFireability-2025-14
FORMULA_NAME ShieldRVs-PT-002B-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1749034955739

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldRVs-PT-002B
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-04 11:02:36] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-04 11:02:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 11:02:37] [INFO ] Load time of PNML (sax parser for PT used): 51 ms
[2025-06-04 11:02:37] [INFO ] Transformed 83 places.
[2025-06-04 11:02:37] [INFO ] Transformed 93 transitions.
[2025-06-04 11:02:37] [INFO ] Found NUPN structural information;
[2025-06-04 11:02:37] [INFO ] Parsed PT model containing 83 places and 93 transitions and 288 arcs in 147 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 15 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (361 resets) in 1267 ms. (31 steps per ms) remains 6/16 properties
FORMULA ShieldRVs-PT-002B-ReachabilityFireability-2025-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVs-PT-002B-ReachabilityFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVs-PT-002B-ReachabilityFireability-2025-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVs-PT-002B-ReachabilityFireability-2025-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVs-PT-002B-ReachabilityFireability-2025-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVs-PT-002B-ReachabilityFireability-2025-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVs-PT-002B-ReachabilityFireability-2025-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVs-PT-002B-ReachabilityFireability-2025-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVs-PT-002B-ReachabilityFireability-2025-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVs-PT-002B-ReachabilityFireability-2025-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (88 resets) in 377 ms. (105 steps per ms) remains 5/6 properties
FORMULA ShieldRVs-PT-002B-ReachabilityFireability-2025-00 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (103 resets) in 405 ms. (98 steps per ms) remains 5/5 properties
[2025-06-04 11:02:37] [INFO ] Flatten gal took : 72 ms
[2025-06-04 11:02:37] [INFO ] Flatten gal took : 30 ms
BEST_FIRST walk for 40003 steps (89 resets) in 320 ms. (124 steps per ms) remains 5/5 properties
[2025-06-04 11:02:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1465553017677139575.gal : 15 ms
[2025-06-04 11:02:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3071098231070379462.prop : 7 ms
BEST_FIRST walk for 40004 steps (91 resets) in 163 ms. (243 steps per ms) remains 5/5 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/ReachabilityCardinality1465553017677139575.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3071098231070379462.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/ReachabilityCardinality3071098231070379462.prop.
SDD proceeding with computation,5 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,5 properties remain. new max is 8
SDD size :4 after 9
SDD proceeding with computation,5 properties remain. new max is 16
SDD size :9 after 14
SDD proceeding with computation,5 properties remain. new max is 32
SDD size :14 after 152
SDD proceeding with computation,5 properties remain. new max is 64
SDD size :152 after 1813
SDD proceeding with computation,5 properties remain. new max is 128
SDD size :17064 after 25906
BEST_FIRST walk for 40004 steps (117 resets) in 450 ms. (88 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (81 resets) in 119 ms. (333 steps per ms) remains 5/5 properties
SDD proceeding with computation,5 properties remain. new max is 256
SDD size :25906 after 26425
// Phase 1: matrix 93 rows 83 cols
[2025-06-04 11:02:38] [INFO ] Computed 9 invariants in 11 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) 0/70 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 13/83 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 13/92 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 93/176 variables, 83/175 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/176 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/176 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 176/176 variables, and 175 constraints, problems are : Problem set: 0 solved, 5 unsolved in 545 ms.
Refiners :[Domain max(s): 83/83 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 83/83 constraints, PredecessorRefiner: 5/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 5 unsolved
SDD proceeding with computation,5 properties remain. new max is 512
SDD size :26425 after 132091
Problem ShieldRVs-PT-002B-ReachabilityFireability-2025-14 is UNSAT
FORMULA ShieldRVs-PT-002B-ReachabilityFireability-2025-14 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 13/83 variables, 9/79 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 13/92 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 15 places in 63 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 20 places in 44 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 20 places in 53 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 15 places in 34 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 21 places in 43 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 17 places in 55 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 23 places in 40 ms of which 5 ms to minimize.
Problem ShieldRVs-PT-002B-ReachabilityFireability-2025-05 is UNSAT
FORMULA ShieldRVs-PT-002B-ReachabilityFireability-2025-05 FALSE TECHNIQUES SMT_REFINEMENT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 17 places in 40 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 23 places in 32 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 17 places in 36 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 17 places in 32 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 22 places in 40 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 20 places in 50 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 23 places in 33 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 20 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 16 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:39] [INFO ] Deduced a trap composed of 21 places in 31 ms of which 2 ms to minimize.
Problem ShieldRVs-PT-002B-ReachabilityFireability-2025-05 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 20/112 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/83 variables, 0/112 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 93/176 variables, 83/195 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/176 variables, 2/197 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/176 variables, 0/197 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 0/176 variables, 0/197 constraints. Problems are: Problem set: 2 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 176/176 variables, and 197 constraints, problems are : Problem set: 2 solved, 3 unsolved in 1533 ms.
Refiners :[Domain max(s): 83/83 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 83/83 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2169ms problems are : Problem set: 2 solved, 3 unsolved
SDD proceeding with computation,5 properties remain. new max is 1024
SDD size :132091 after 313489
Parikh walk visited 0 properties in 338 ms.
Support contains 59 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 93/93 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 83 transition count 91
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 81 transition count 91
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 6 place count 80 transition count 90
Applied a total of 6 rules in 23 ms. Remains 80 /83 variables (removed 3) and now considering 90/93 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 80/83 places, 90/93 transitions.
RANDOM walk for 40000 steps (376 resets) in 171 ms. (232 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (109 resets) in 73 ms. (540 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (95 resets) in 102 ms. (388 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (126 resets) in 157 ms. (253 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 1607100 steps, run timeout after 3001 ms. (steps per millisecond=535 ) properties seen :0 out of 3
Probabilistic random walk after 1607100 steps, saw 278456 distinct states, run finished after 3005 ms. (steps per millisecond=534 ) properties seen :0
// Phase 1: matrix 90 rows 80 cols
[2025-06-04 11:02:43] [INFO ] Computed 9 invariants in 2 ms
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) 0/59 variables, 59/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 21/80 variables, 9/68 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/80 variables, 21/89 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 90/170 variables, 80/169 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/170 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/170 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 170/170 variables, and 169 constraints, problems are : Problem set: 0 solved, 3 unsolved in 136 ms.
Refiners :[Domain max(s): 80/80 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 80/80 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 59/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 21/80 variables, 9/68 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/80 variables, 21/89 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:44] [INFO ] Deduced a trap composed of 18 places in 36 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:44] [INFO ] Deduced a trap composed of 15 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:44] [INFO ] Deduced a trap composed of 20 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:44] [INFO ] Deduced a trap composed of 19 places in 37 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,5 properties remain. new max is 2048
SDD size :313489 after 850932
[2025-06-04 11:02:44] [INFO ] Deduced a trap composed of 19 places in 54 ms of which 7 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 5/94 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:44] [INFO ] Deduced a trap composed of 21 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:44] [INFO ] Deduced a trap composed of 15 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:44] [INFO ] Deduced a trap composed of 21 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:44] [INFO ] Deduced a trap composed of 19 places in 28 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/80 variables, 4/98 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:44] [INFO ] Deduced a trap composed of 22 places in 35 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/80 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/80 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 90/170 variables, 80/179 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/170 variables, 2/181 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:44] [INFO ] Deduced a trap along path composed of 9 places in 34 ms of which 12 ms to minimize.
Problem ShieldRVs-PT-002B-ReachabilityFireability-2025-10 is UNSAT
FORMULA ShieldRVs-PT-002B-ReachabilityFireability-2025-10 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 10 (INCLUDED_ONLY) 0/170 variables, 1/182 constraints. Problems are: Problem set: 1 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:44] [INFO ] Deduced a trap composed of 16 places in 41 ms of which 5 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/170 variables, 1/183 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/170 variables, 0/183 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/170 variables, 0/183 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 170/170 variables, and 183 constraints, problems are : Problem set: 1 solved, 2 unsolved in 1157 ms.
Refiners :[Domain max(s): 80/80 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 80/80 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 1307ms problems are : Problem set: 1 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 82 ms.
Support contains 36 out of 80 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 90/90 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 0 with 1 rules applied. Total rules applied 1 place count 80 transition count 89
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 3 place count 79 transition count 88
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 4 place count 78 transition count 88
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 4 place count 78 transition count 85
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 10 place count 75 transition count 85
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 14 place count 71 transition count 81
Iterating global reduction 3 with 4 rules applied. Total rules applied 18 place count 71 transition count 81
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 38 place count 61 transition count 71
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 40 place count 61 transition count 71
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 41 place count 60 transition count 70
Applied a total of 41 rules in 18 ms. Remains 60 /80 variables (removed 20) and now considering 70/90 (removed 20) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 60/80 places, 70/90 transitions.
RANDOM walk for 40000 steps (503 resets) in 125 ms. (317 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (143 resets) in 49 ms. (800 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (122 resets) in 118 ms. (336 steps per ms) remains 2/2 properties
Probably explored full state space saw : 304481 states, properties seen :0
Probabilistic random walk after 1752939 steps, saw 304481 distinct states, run finished after 2626 ms. (steps per millisecond=667 ) properties seen :0
Explored full state space saw : 304486 states, properties seen :0
Exhaustive walk after 1752973 steps, saw 304486 distinct states, run finished after 2103 ms. (steps per millisecond=833 ) properties seen :0
FORMULA ShieldRVs-PT-002B-ReachabilityFireability-2025-09 FALSE TECHNIQUES TOPOLOGICAL EXHAUSTIVE_WALK
FORMULA ShieldRVs-PT-002B-ReachabilityFireability-2025-03 FALSE TECHNIQUES TOPOLOGICAL EXHAUSTIVE_WALK
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 13250 ms.

BK_STOP 1749034970305

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ShieldRVs-PT-002B"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is ShieldRVs-PT-002B, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r212-tall-174901993500031"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVs-PT-002B.tgz
mv ShieldRVs-PT-002B execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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