Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r180-tall-171640602500015.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool itstools
Input is FlexibleBarrier-PT-04b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r180-tall-171640602500015
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 448K
-rw-r--r-- 1 mcc users 6.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Apr 22 14:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 22 14:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 22 14:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 22 14:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K Apr 13 08:34 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 82K Apr 13 08:34 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Apr 13 08:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 55K Apr 13 08:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 69K May 18 16:42 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityFireability-2024-00
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityFireability-2024-01
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityFireability-2024-02
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityFireability-2024-03
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityFireability-2024-04
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityFireability-2024-05
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityFireability-2024-06
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityFireability-2024-07
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityFireability-2024-08
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityFireability-2024-09
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityFireability-2024-10
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityFireability-2024-11
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityFireability-2024-12
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityFireability-2024-13
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityFireability-2024-14
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1716416000152

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-04b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202405141337
[2024-05-22 22:13:21] [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]
[2024-05-22 22:13:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 22:13:21] [INFO ] Load time of PNML (sax parser for PT used): 71 ms
[2024-05-22 22:13:21] [INFO ] Transformed 268 places.
[2024-05-22 22:13:21] [INFO ] Transformed 305 transitions.
[2024-05-22 22:13:21] [INFO ] Found NUPN structural information;
[2024-05-22 22:13:21] [INFO ] Parsed PT model containing 268 places and 305 transitions and 743 arcs in 165 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
[2024-05-22 22:13:22] [INFO ] Flatten gal took : 129 ms
[2024-05-22 22:13:22] [INFO ] Flatten gal took : 48 ms
[2024-05-22 22:13:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4132028959523463204.gal : 14 ms
[2024-05-22 22:13:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12101940458019015978.prop : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4132028959523463204.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12101940458019015978.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (945 resets) in 1746 ms. (22 steps per ms) remains 6/16 properties
FORMULA FlexibleBarrier-PT-04b-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-04b-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-04b-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-04b-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-04b-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-04b-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-04b-ReachabilityFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-04b-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-04b-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-04b-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12101940458019015978.prop.
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :5 after 11
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :11 after 20
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :20 after 260
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :260 after 4115
BEST_FIRST walk for 40003 steps (166 resets) in 348 ms. (114 steps per ms) remains 6/6 properties
Invariant property FlexibleBarrier-PT-04b-ReachabilityFireability-2024-10 does not hold.
Reachability property FlexibleBarrier-PT-04b-ReachabilityFireability-2024-07 is true.
SDD proceeding with computation,14 properties remain. new max is 64
SDD size :4115 after 1.11342e+06
BEST_FIRST walk for 40004 steps (181 resets) in 637 ms. (62 steps per ms) remains 6/6 properties
Reachability property FlexibleBarrier-PT-04b-ReachabilityFireability-2024-06 is true.
SDD proceeding with computation,13 properties remain. new max is 64
SDD size :1.11342e+06 after 1.11792e+06
BEST_FIRST walk for 40003 steps (183 resets) in 304 ms. (131 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (98 resets) in 207 ms. (192 steps per ms) remains 6/6 properties
SDD proceeding with computation,13 properties remain. new max is 128
SDD size :1.11792e+06 after 1.19518e+06
BEST_FIRST walk for 40003 steps (171 resets) in 476 ms. (83 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (173 resets) in 181 ms. (219 steps per ms) remains 6/6 properties
// Phase 1: matrix 305 rows 268 cols
[2024-05-22 22:13:22] [INFO ] Computed 6 invariants in 33 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem FlexibleBarrier-PT-04b-ReachabilityFireability-2024-09 is UNSAT
FORMULA FlexibleBarrier-PT-04b-ReachabilityFireability-2024-09 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 149/268 variables, 6/125 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 149/274 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/274 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 305/573 variables, 268/542 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/573 variables, 0/542 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/573 variables, 0/542 constraints. Problems are: Problem set: 1 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 573/573 variables, and 542 constraints, problems are : Problem set: 1 solved, 5 unsolved in 896 ms.
Refiners :[Domain max(s): 268/268 constraints, Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 268/268 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/97 variables, 97/97 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/97 variables, 0/97 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 171/268 variables, 6/103 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 171/274 constraints. Problems are: Problem set: 1 solved, 5 unsolved
[2024-05-22 22:13:24] [INFO ] Deduced a trap composed of 86 places in 186 ms of which 30 ms to minimize.
[2024-05-22 22:13:24] [INFO ] Deduced a trap composed of 77 places in 172 ms of which 2 ms to minimize.
[2024-05-22 22:13:24] [INFO ] Deduced a trap composed of 83 places in 78 ms of which 2 ms to minimize.
[2024-05-22 22:13:24] [INFO ] Deduced a trap composed of 83 places in 83 ms of which 1 ms to minimize.
[2024-05-22 22:13:24] [INFO ] Deduced a trap composed of 82 places in 89 ms of which 2 ms to minimize.
[2024-05-22 22:13:25] [INFO ] Deduced a trap composed of 81 places in 70 ms of which 2 ms to minimize.
[2024-05-22 22:13:25] [INFO ] Deduced a trap composed of 104 places in 85 ms of which 2 ms to minimize.
[2024-05-22 22:13:25] [INFO ] Deduced a trap composed of 16 places in 78 ms of which 2 ms to minimize.
Problem FlexibleBarrier-PT-04b-ReachabilityFireability-2024-15 is UNSAT
FORMULA FlexibleBarrier-PT-04b-ReachabilityFireability-2024-15 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 8/282 constraints. Problems are: Problem set: 2 solved, 4 unsolved
[2024-05-22 22:13:25] [INFO ] Deduced a trap composed of 81 places in 76 ms of which 1 ms to minimize.
[2024-05-22 22:13:25] [INFO ] Deduced a trap composed of 75 places in 55 ms of which 1 ms to minimize.
[2024-05-22 22:13:25] [INFO ] Deduced a trap composed of 83 places in 63 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/268 variables, 3/285 constraints. Problems are: Problem set: 2 solved, 4 unsolved
[2024-05-22 22:13:25] [INFO ] Deduced a trap composed of 75 places in 70 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/268 variables, 1/286 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/268 variables, 0/286 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 305/573 variables, 268/554 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/573 variables, 4/558 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/573 variables, 0/558 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 0/573 variables, 0/558 constraints. Problems are: Problem set: 2 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 573/573 variables, and 558 constraints, problems are : Problem set: 2 solved, 4 unsolved in 2343 ms.
Refiners :[Domain max(s): 268/268 constraints, Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 268/268 constraints, PredecessorRefiner: 4/6 constraints, Known Traps: 12/12 constraints]
After SMT, in 3397ms problems are : Problem set: 2 solved, 4 unsolved
FORMULA FlexibleBarrier-PT-04b-ReachabilityFireability-2024-01 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 1093 ms.
Support contains 77 out of 268 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 268/268 places, 305/305 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 22 transitions
Trivial Post-agglo rules discarded 22 transitions
Performed 22 trivial Post agglomeration. Transition count delta: 22
Iterating post reduction 0 with 22 rules applied. Total rules applied 22 place count 268 transition count 283
Reduce places removed 22 places and 0 transitions.
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Iterating post reduction 1 with 37 rules applied. Total rules applied 59 place count 246 transition count 268
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 2 with 15 rules applied. Total rules applied 74 place count 231 transition count 268
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 12 Pre rules applied. Total rules applied 74 place count 231 transition count 256
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 98 place count 219 transition count 256
Discarding 38 places :
Symmetric choice reduction at 3 with 38 rule applications. Total rules 136 place count 181 transition count 218
Iterating global reduction 3 with 38 rules applied. Total rules applied 174 place count 181 transition count 218
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 174 place count 181 transition count 216
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 178 place count 179 transition count 216
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 180 place count 177 transition count 214
Iterating global reduction 3 with 2 rules applied. Total rules applied 182 place count 177 transition count 214
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 183 place count 177 transition count 213
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 18
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 4 with 36 rules applied. Total rules applied 219 place count 159 transition count 195
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 9 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 221 place count 158 transition count 195
Free-agglomeration rule applied 4 times.
Iterating global reduction 4 with 4 rules applied. Total rules applied 225 place count 158 transition count 191
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 229 place count 154 transition count 191
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 230 place count 154 transition count 191
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 231 place count 153 transition count 190
Applied a total of 231 rules in 142 ms. Remains 153 /268 variables (removed 115) and now considering 190/305 (removed 115) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 164 ms. Remains : 153/268 places, 190/305 transitions.
RANDOM walk for 40000 steps (1183 resets) in 547 ms. (72 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (215 resets) in 125 ms. (317 steps per ms) remains 2/3 properties
FORMULA FlexibleBarrier-PT-04b-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (120 resets) in 79 ms. (500 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (198 resets) in 122 ms. (325 steps per ms) remains 2/2 properties
[2024-05-22 22:13:27] [INFO ] Flow matrix only has 189 transitions (discarded 1 similar events)
// Phase 1: matrix 189 rows 153 cols
[2024-05-22 22:13:27] [INFO ] Computed 6 invariants in 2 ms
[2024-05-22 22:13:27] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 93/153 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 189/342 variables, 153/159 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/342 variables, 1/160 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/342 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/342 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 342/342 variables, and 160 constraints, problems are : Problem set: 0 solved, 2 unsolved in 152 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 153/153 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 93/153 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-22 22:13:28] [INFO ] Deduced a trap composed of 11 places in 50 ms of which 1 ms to minimize.
[2024-05-22 22:13:28] [INFO ] Deduced a trap composed of 42 places in 59 ms of which 14 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/153 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 189/342 variables, 153/161 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/342 variables, 1/162 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/342 variables, 2/164 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/342 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-22 22:13:28] [INFO ] Deduced a trap composed of 45 places in 45 ms of which 1 ms to minimize.
SDD proceeding with computation,13 properties remain. new max is 256
SDD size :1.19518e+06 after 1.44112e+06
At refinement iteration 8 (OVERLAPS) 0/342 variables, 1/165 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/342 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/342 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 342/342 variables, and 165 constraints, problems are : Problem set: 0 solved, 2 unsolved in 638 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 153/153 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints]
After SMT, in 816ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 318 ms.
Support contains 60 out of 153 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 153/153 places, 190/190 transitions.
Graph (trivial) has 22 edges and 153 vertex of which 5 / 153 are part of one of the 1 SCC in 4 ms
Free SCC test removed 4 places
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 149 transition count 183
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 147 transition count 182
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 7 place count 146 transition count 182
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 7 place count 146 transition count 181
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 9 place count 145 transition count 181
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 12 place count 142 transition count 178
Iterating global reduction 3 with 3 rules applied. Total rules applied 15 place count 142 transition count 178
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 16 place count 141 transition count 177
Iterating global reduction 3 with 1 rules applied. Total rules applied 17 place count 141 transition count 177
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 18 place count 141 transition count 176
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 32 place count 134 transition count 169
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 4 with 2 rules applied. Total rules applied 34 place count 133 transition count 168
Free-agglomeration rule applied 3 times.
Iterating global reduction 4 with 3 rules applied. Total rules applied 37 place count 133 transition count 165
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 40 place count 130 transition count 165
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 41 place count 130 transition count 164
Applied a total of 41 rules in 45 ms. Remains 130 /153 variables (removed 23) and now considering 164/190 (removed 26) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 130/153 places, 164/190 transitions.
RANDOM walk for 40000 steps (1366 resets) in 101 ms. (392 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (133 resets) in 37 ms. (1052 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (242 resets) in 96 ms. (412 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1914472 steps, run timeout after 3001 ms. (steps per millisecond=637 ) properties seen :1 out of 2
Probabilistic random walk after 1914472 steps, saw 473693 distinct states, run finished after 3004 ms. (steps per millisecond=637 ) properties seen :1
FORMULA FlexibleBarrier-PT-04b-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
[2024-05-22 22:13:32] [INFO ] Flow matrix only has 163 transitions (discarded 1 similar events)
// Phase 1: matrix 163 rows 130 cols
[2024-05-22 22:13:32] [INFO ] Computed 6 invariants in 2 ms
[2024-05-22 22:13:32] [INFO ] State equation strengthened by 6 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 92/109 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/109 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 21/130 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/130 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 163/293 variables, 130/136 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/293 variables, 6/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/293 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/293 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 293/293 variables, and 142 constraints, problems are : Problem set: 0 solved, 1 unsolved in 91 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 130/130 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 92/109 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 22:13:32] [INFO ] Deduced a trap composed of 41 places in 73 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/109 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/109 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 21/130 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 22:13:32] [INFO ] Deduced a trap composed of 11 places in 62 ms of which 1 ms to minimize.
[2024-05-22 22:13:32] [INFO ] Deduced a trap composed of 32 places in 41 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 163/293 variables, 130/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/293 variables, 6/145 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/293 variables, 1/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/293 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/293 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 293/293 variables, and 146 constraints, problems are : Problem set: 0 solved, 1 unsolved in 314 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 130/130 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 414ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 8 ms.
Support contains 17 out of 130 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 130/130 places, 164/164 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 130 transition count 150
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 28 place count 116 transition count 150
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 28 place count 116 transition count 146
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 36 place count 112 transition count 146
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 49 place count 99 transition count 133
Iterating global reduction 2 with 13 rules applied. Total rules applied 62 place count 99 transition count 133
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 63 place count 99 transition count 132
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 64 place count 98 transition count 131
Iterating global reduction 3 with 1 rules applied. Total rules applied 65 place count 98 transition count 131
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 66 place count 98 transition count 130
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 4 with 30 rules applied. Total rules applied 96 place count 83 transition count 115
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 100 place count 81 transition count 119
Free-agglomeration rule applied 10 times.
Iterating global reduction 4 with 10 rules applied. Total rules applied 110 place count 81 transition count 109
Reduce places removed 10 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 11 rules applied. Total rules applied 121 place count 71 transition count 108
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 5 with 4 rules applied. Total rules applied 125 place count 71 transition count 104
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 126 place count 71 transition count 104
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 127 place count 70 transition count 103
Iterating global reduction 5 with 1 rules applied. Total rules applied 128 place count 70 transition count 103
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 130 place count 68 transition count 101
Applied a total of 130 rules in 24 ms. Remains 68 /130 variables (removed 62) and now considering 101/164 (removed 63) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 68/130 places, 101/164 transitions.
RANDOM walk for 40000 steps (976 resets) in 58 ms. (677 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (78 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Invariant property FlexibleBarrier-PT-04b-ReachabilityFireability-2024-05 does not hold.
Reachability property FlexibleBarrier-PT-04b-ReachabilityFireability-2024-00 is true.
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :1.44112e+06 after 1.72444e+06
Finished probabilistic random walk after 2219669 steps, run visited all 1 properties in 1934 ms. (steps per millisecond=1147 )
Probabilistic random walk after 2219669 steps, saw 526031 distinct states, run finished after 1937 ms. (steps per millisecond=1145 ) properties seen :1
FORMULA FlexibleBarrier-PT-04b-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_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 13243 ms.

BK_STOP 1716416014569

--------------------
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
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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="FlexibleBarrier-PT-04b"
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 2-5568"
echo " Executing tool itstools"
echo " Input is FlexibleBarrier-PT-04b, 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 r180-tall-171640602500015"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-04b.tgz
mv FlexibleBarrier-PT-04b 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;