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.r091-tall-171624188200694.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is DES-PT-20b, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r091-tall-171624188200694
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 6.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K 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 6.6K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K May 19 07:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 15:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K May 19 07:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 18:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 12 08:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 144K Apr 12 08:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Apr 12 08:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Apr 12 08:23 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Apr 22 14:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Apr 22 14:36 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 91K 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 DES-PT-20b-ReachabilityCardinality-2024-00
FORMULA_NAME DES-PT-20b-ReachabilityCardinality-2024-01
FORMULA_NAME DES-PT-20b-ReachabilityCardinality-2024-02
FORMULA_NAME DES-PT-20b-ReachabilityCardinality-2024-03
FORMULA_NAME DES-PT-20b-ReachabilityCardinality-2024-04
FORMULA_NAME DES-PT-20b-ReachabilityCardinality-2024-05
FORMULA_NAME DES-PT-20b-ReachabilityCardinality-2024-06
FORMULA_NAME DES-PT-20b-ReachabilityCardinality-2024-07
FORMULA_NAME DES-PT-20b-ReachabilityCardinality-2024-08
FORMULA_NAME DES-PT-20b-ReachabilityCardinality-2024-09
FORMULA_NAME DES-PT-20b-ReachabilityCardinality-2024-10
FORMULA_NAME DES-PT-20b-ReachabilityCardinality-2024-11
FORMULA_NAME DES-PT-20b-ReachabilityCardinality-2024-12
FORMULA_NAME DES-PT-20b-ReachabilityCardinality-2024-13
FORMULA_NAME DES-PT-20b-ReachabilityCardinality-2024-14
FORMULA_NAME DES-PT-20b-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1716318981188

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DES-PT-20b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 19:16:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -timeout, 360, -rebuildPNML]
[2024-05-21 19:16:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 19:16:22] [INFO ] Load time of PNML (sax parser for PT used): 85 ms
[2024-05-21 19:16:22] [INFO ] Transformed 360 places.
[2024-05-21 19:16:22] [INFO ] Transformed 311 transitions.
[2024-05-21 19:16:22] [INFO ] Found NUPN structural information;
[2024-05-21 19:16:22] [INFO ] Parsed PT model containing 360 places and 311 transitions and 987 arcs in 187 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 21 ms.
Working with output stream class java.io.PrintStream
FORMULA DES-PT-20b-ReachabilityCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-20b-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-20b-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (338 resets) in 1455 ms. (27 steps per ms) remains 4/13 properties
FORMULA DES-PT-20b-ReachabilityCardinality-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityCardinality-2024-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityCardinality-2024-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (54 resets) in 443 ms. (90 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (54 resets) in 167 ms. (238 steps per ms) remains 3/4 properties
FORMULA DES-PT-20b-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (46 resets) in 211 ms. (188 steps per ms) remains 3/3 properties
// Phase 1: matrix 311 rows 360 cols
[2024-05-21 19:16:23] [INFO ] Computed 65 invariants in 26 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 39/39 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 229/268 variables, 34/73 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 229/302 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 27/295 variables, 5/307 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/295 variables, 27/334 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/295 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 65/360 variables, 26/360 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/360 variables, 65/425 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/360 variables, 0/425 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 311/671 variables, 360/785 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/671 variables, 0/785 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 0/671 variables, 0/785 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 671/671 variables, and 785 constraints, problems are : Problem set: 0 solved, 3 unsolved in 665 ms.
Refiners :[Domain max(s): 360/360 constraints, Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 360/360 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 39/39 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 229/268 variables, 34/73 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 229/302 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 27/295 variables, 5/307 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/295 variables, 27/334 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/295 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 65/360 variables, 26/360 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/360 variables, 65/425 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/360 variables, 0/425 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 311/671 variables, 360/785 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/671 variables, 3/788 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-21 19:16:25] [INFO ] Deduced a trap composed of 32 places in 125 ms of which 20 ms to minimize.
[2024-05-21 19:16:25] [INFO ] Deduced a trap composed of 15 places in 97 ms of which 2 ms to minimize.
[2024-05-21 19:16:25] [INFO ] Deduced a trap composed of 19 places in 88 ms of which 2 ms to minimize.
[2024-05-21 19:16:26] [INFO ] Deduced a trap composed of 27 places in 118 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/671 variables, 4/792 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/671 variables, 0/792 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 0/671 variables, 0/792 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 671/671 variables, and 792 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4285 ms.
Refiners :[Domain max(s): 360/360 constraints, Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 360/360 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 4/4 constraints]
After SMT, in 5047ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 3293 ms.
Support contains 39 out of 360 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 360/360 places, 311/311 transitions.
Graph (complete) has 741 edges and 360 vertex of which 349 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.2 ms
Discarding 11 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 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 16 rules applied. Total rules applied 17 place count 349 transition count 290
Reduce places removed 14 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 1 with 17 rules applied. Total rules applied 34 place count 335 transition count 287
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 37 place count 332 transition count 287
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 8 Pre rules applied. Total rules applied 37 place count 332 transition count 279
Deduced a syphon composed of 8 places in 2 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 53 place count 324 transition count 279
Discarding 16 places :
Symmetric choice reduction at 3 with 16 rule applications. Total rules 69 place count 308 transition count 263
Iterating global reduction 3 with 16 rules applied. Total rules applied 85 place count 308 transition count 263
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 97 place count 296 transition count 251
Iterating global reduction 3 with 12 rules applied. Total rules applied 109 place count 296 transition count 251
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 3 with 10 rules applied. Total rules applied 119 place count 296 transition count 241
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 119 place count 296 transition count 239
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 123 place count 294 transition count 239
Performed 64 Post agglomeration using F-continuation condition.Transition count delta: 64
Deduced a syphon composed of 64 places in 1 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 4 with 128 rules applied. Total rules applied 251 place count 230 transition count 175
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 253 place count 229 transition count 175
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 254 place count 229 transition count 174
Free-agglomeration rule applied 6 times.
Iterating global reduction 4 with 6 rules applied. Total rules applied 260 place count 229 transition count 168
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 266 place count 223 transition count 168
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 267 place count 222 transition count 167
Applied a total of 267 rules in 131 ms. Remains 222 /360 variables (removed 138) and now considering 167/311 (removed 144) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 140 ms. Remains : 222/360 places, 167/311 transitions.
RANDOM walk for 40000 steps (623 resets) in 1039 ms. (38 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (122 resets) in 124 ms. (320 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (115 resets) in 72 ms. (548 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (110 resets) in 97 ms. (408 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 966520 steps, run timeout after 3001 ms. (steps per millisecond=322 ) properties seen :0 out of 3
Probabilistic random walk after 966520 steps, saw 128949 distinct states, run finished after 3007 ms. (steps per millisecond=321 ) properties seen :0
// Phase 1: matrix 167 rows 222 cols
[2024-05-21 19:16:35] [INFO ] Computed 61 invariants in 5 ms
[2024-05-21 19:16:35] [INFO ] State equation strengthened by 3 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 81/120 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/120 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 6/126 variables, 3/35 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 78/204 variables, 24/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/204 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 2/206 variables, 2/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/206 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 167/373 variables, 206/267 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/373 variables, 3/270 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/373 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 16/389 variables, 16/286 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/389 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 0/389 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 389/389 variables, and 286 constraints, problems are : Problem set: 0 solved, 3 unsolved in 266 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 222/222 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 81/120 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-21 19:16:35] [INFO ] Deduced a trap composed of 9 places in 29 ms of which 1 ms to minimize.
[2024-05-21 19:16:35] [INFO ] Deduced a trap composed of 11 places in 23 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/120 variables, 2/34 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-21 19:16:35] [INFO ] Deduced a trap composed of 10 places in 38 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/120 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 6/126 variables, 3/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/126 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 78/204 variables, 24/62 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/204 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 2/206 variables, 2/64 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-21 19:16:35] [INFO ] Deduced a trap composed of 10 places in 59 ms of which 1 ms to minimize.
[2024-05-21 19:16:35] [INFO ] Deduced a trap composed of 13 places in 44 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/206 variables, 2/66 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/206 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 167/373 variables, 206/272 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/373 variables, 3/275 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/373 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 16/389 variables, 16/291 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/389 variables, 3/294 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/389 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 0/389 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 389/389 variables, and 294 constraints, problems are : Problem set: 0 solved, 3 unsolved in 818 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 222/222 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 5/5 constraints]
After SMT, in 1103ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 2180 ms.
Support contains 39 out of 222 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 222/222 places, 167/167 transitions.
Applied a total of 0 rules in 7 ms. Remains 222 /222 variables (removed 0) and now considering 167/167 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 222/222 places, 167/167 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 222/222 places, 167/167 transitions.
Applied a total of 0 rules in 8 ms. Remains 222 /222 variables (removed 0) and now considering 167/167 (removed 0) transitions.
[2024-05-21 19:16:38] [INFO ] Invariant cache hit.
[2024-05-21 19:16:38] [INFO ] Implicit Places using invariants in 127 ms returned []
[2024-05-21 19:16:38] [INFO ] Invariant cache hit.
[2024-05-21 19:16:38] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 19:16:39] [INFO ] Implicit Places using invariants and state equation in 288 ms returned []
Implicit Place search using SMT with State Equation took 422 ms to find 0 implicit places.
[2024-05-21 19:16:39] [INFO ] Redundant transitions in 9 ms returned []
Running 164 sub problems to find dead transitions.
[2024-05-21 19:16:39] [INFO ] Invariant cache hit.
[2024-05-21 19:16:39] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/219 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/219 variables, 13/19 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/219 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 3 (OVERLAPS) 2/221 variables, 31/50 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/221 variables, 11/61 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/221 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 6 (OVERLAPS) 167/388 variables, 221/282 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/388 variables, 3/285 constraints. Problems are: Problem set: 0 solved, 164 unsolved
[2024-05-21 19:16:43] [INFO ] Deduced a trap composed of 11 places in 26 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/388 variables, 1/286 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/388 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 10 (OVERLAPS) 1/389 variables, 1/287 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/389 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 164 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 0/389 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 164 unsolved
No progress, stopping.
After SMT solving in domain Real declared 389/389 variables, and 287 constraints, problems are : Problem set: 0 solved, 164 unsolved in 12519 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 222/222 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 164/164 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 164 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/219 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/219 variables, 13/19 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/219 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 3 (OVERLAPS) 2/221 variables, 31/50 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/221 variables, 11/61 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/221 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 164 unsolved
[2024-05-21 19:16:52] [INFO ] Deduced a trap composed of 17 places in 38 ms of which 1 ms to minimize.
[2024-05-21 19:16:53] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 1 ms to minimize.
[2024-05-21 19:16:53] [INFO ] Deduced a trap composed of 15 places in 28 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/221 variables, 3/65 constraints. Problems are: Problem set: 0 solved, 164 unsolved
[2024-05-21 19:16:53] [INFO ] Deduced a trap composed of 5 places in 32 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/221 variables, 1/66 constraints. Problems are: Problem set: 0 solved, 164 unsolved
[2024-05-21 19:16:54] [INFO ] Deduced a trap composed of 17 places in 32 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/221 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/221 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 10 (OVERLAPS) 167/388 variables, 221/288 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/388 variables, 3/291 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/388 variables, 164/455 constraints. Problems are: Problem set: 0 solved, 164 unsolved
[2024-05-21 19:16:58] [INFO ] Deduced a trap composed of 10 places in 50 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/388 variables, 1/456 constraints. Problems are: Problem set: 0 solved, 164 unsolved
[2024-05-21 19:17:02] [INFO ] Deduced a trap composed of 14 places in 36 ms of which 3 ms to minimize.
[2024-05-21 19:17:03] [INFO ] Deduced a trap composed of 7 places in 39 ms of which 0 ms to minimize.
[2024-05-21 19:17:03] [INFO ] Deduced a trap composed of 10 places in 39 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/388 variables, 3/459 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/388 variables, 0/459 constraints. Problems are: Problem set: 0 solved, 164 unsolved
At refinement iteration 16 (OVERLAPS) 1/389 variables, 1/460 constraints. Problems are: Problem set: 0 solved, 164 unsolved
[2024-05-21 19:17:19] [INFO ] Deduced a trap composed of 16 places in 43 ms of which 1 ms to minimize.
[2024-05-21 19:17:20] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 1 ms to minimize.
[2024-05-21 19:17:20] [INFO ] Deduced a trap composed of 11 places in 43 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 389/389 variables, and 463 constraints, problems are : Problem set: 0 solved, 164 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 222/222 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 164/164 constraints, Known Traps: 13/13 constraints]
After SMT, in 42612ms problems are : Problem set: 0 solved, 164 unsolved
Search for dead transitions found 0 dead transitions in 42615ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43065 ms. Remains : 222/222 places, 167/167 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (complete) has 679 edges and 222 vertex of which 221 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 6 ms. Remains 221 /222 variables (removed 1) and now considering 167/167 (removed 0) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 167 rows 221 cols
[2024-05-21 19:17:21] [INFO ] Computed 60 invariants in 5 ms
[2024-05-21 19:17:21] [INFO ] After 49ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2024-05-21 19:17:21] [INFO ] [Nat]Absence check using 35 positive place invariants in 9 ms returned sat
[2024-05-21 19:17:21] [INFO ] [Nat]Absence check using 35 positive and 25 generalized place invariants in 9 ms returned sat
[2024-05-21 19:17:21] [INFO ] After 164ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
TRAPS : Iteration 0
[2024-05-21 19:17:22] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 1 ms to minimize.
[2024-05-21 19:17:22] [INFO ] Deduced a trap composed of 28 places in 42 ms of which 1 ms to minimize.
[2024-05-21 19:17:22] [INFO ] Deduced a trap composed of 25 places in 45 ms of which 1 ms to minimize.
[2024-05-21 19:17:22] [INFO ] Deduced a trap composed of 24 places in 46 ms of which 0 ms to minimize.
[2024-05-21 19:17:22] [INFO ] Deduced a trap composed of 24 places in 42 ms of which 1 ms to minimize.
[2024-05-21 19:17:22] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 314 ms
[2024-05-21 19:17:22] [INFO ] Deduced a trap composed of 4 places in 35 ms of which 0 ms to minimize.
[2024-05-21 19:17:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 56 ms
TRAPS : Iteration 1
[2024-05-21 19:17:22] [INFO ] Deduced a trap composed of 7 places in 50 ms of which 1 ms to minimize.
[2024-05-21 19:17:22] [INFO ] Deduced a trap composed of 12 places in 40 ms of which 1 ms to minimize.
[2024-05-21 19:17:22] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 129 ms
TRAPS : Iteration 2
[2024-05-21 19:17:22] [INFO ] Deduced a trap composed of 13 places in 67 ms of which 1 ms to minimize.
[2024-05-21 19:17:22] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 2 ms to minimize.
[2024-05-21 19:17:22] [INFO ] Deduced a trap composed of 15 places in 50 ms of which 2 ms to minimize.
[2024-05-21 19:17:23] [INFO ] Deduced a trap composed of 18 places in 50 ms of which 2 ms to minimize.
[2024-05-21 19:17:23] [INFO ] Deduced a trap composed of 9 places in 56 ms of which 1 ms to minimize.
[2024-05-21 19:17:23] [INFO ] Deduced a trap composed of 14 places in 52 ms of which 2 ms to minimize.
[2024-05-21 19:17:23] [INFO ] Deduced a trap composed of 8 places in 53 ms of which 1 ms to minimize.
[2024-05-21 19:17:23] [INFO ] Deduced a trap composed of 13 places in 39 ms of which 1 ms to minimize.
[2024-05-21 19:17:23] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 533 ms
TRAPS : Iteration 3
[2024-05-21 19:17:23] [INFO ] Deduced a trap composed of 10 places in 27 ms of which 0 ms to minimize.
[2024-05-21 19:17:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 56 ms
TRAPS : Iteration 4
[2024-05-21 19:17:23] [INFO ] After 1941ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
[2024-05-21 19:17:23] [INFO ] After 2124ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Over-approximation ignoring read arcs solved 0 properties in 2206 ms.
[2024-05-21 19:17:23] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/ReachabilityCardinality.sr.xml took 5 ms.
[2024-05-21 19:17:23] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 222 places, 167 transitions and 744 arcs took 10 ms.
[2024-05-21 19:17:24] [INFO ] Flatten gal took : 44 ms
Total runtime 61773 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running DES-PT-20b

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/413/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 222
TRANSITIONS: 167
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.006s, Sys 0.000s]


SAVING FILE /home/mcc/execution/413/model (.net / .def) ...
EXPORT TIME: [User 0.001s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 698
MODEL NAME: /home/mcc/execution/413/model
222 places, 167 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA DES-PT-20b-ReachabilityCardinality-2024-01 CANNOT_COMPUTE
FORMULA DES-PT-20b-ReachabilityCardinality-2024-05 CANNOT_COMPUTE
FORMULA DES-PT-20b-ReachabilityCardinality-2024-07 CANNOT_COMPUTE
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716319673123

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

+ 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//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -timeout 360 -rebuildPNML
MEDDLY ERROR: Insufficient memory

MEDDLY ERROR: Insufficient memory

Error in allocating array of size 1048576 at unique_table.cc, line 313
MEDDLY ERROR: Insufficient memory

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="DES-PT-20b"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is DES-PT-20b, 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 r091-tall-171624188200694"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-20b.tgz
mv DES-PT-20b 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;