About the Execution of ITS-Tools for DES-PT-20b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 140545.00 | 0.00 | 0.00 | FFTFFFFFTTTTTFTT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r058-smll-174854063900311.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is DES-PT-20b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r058-smll-174854063900311
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 584K
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 142K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 82K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 91K May 29 14:32 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 DES-PT-20b-ReachabilityFireability-2025-00
FORMULA_NAME DES-PT-20b-ReachabilityFireability-2025-01
FORMULA_NAME DES-PT-20b-ReachabilityFireability-2025-02
FORMULA_NAME DES-PT-20b-ReachabilityFireability-2025-03
FORMULA_NAME DES-PT-20b-ReachabilityFireability-2025-04
FORMULA_NAME DES-PT-20b-ReachabilityFireability-2025-05
FORMULA_NAME DES-PT-20b-ReachabilityFireability-2025-06
FORMULA_NAME DES-PT-20b-ReachabilityFireability-2025-07
FORMULA_NAME DES-PT-20b-ReachabilityFireability-2025-08
FORMULA_NAME DES-PT-20b-ReachabilityFireability-2025-09
FORMULA_NAME DES-PT-20b-ReachabilityFireability-2025-10
FORMULA_NAME DES-PT-20b-ReachabilityFireability-2025-11
FORMULA_NAME DES-PT-20b-ReachabilityFireability-2025-12
FORMULA_NAME DES-PT-20b-ReachabilityFireability-2025-13
FORMULA_NAME DES-PT-20b-ReachabilityFireability-2025-14
FORMULA_NAME DES-PT-20b-ReachabilityFireability-2025-15
=== Now, execution of the tool begins
BK_START 1748705459070
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DES-PT-20b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-05-31 15:31:01] [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]
[2025-05-31 15:31:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 15:31:01] [INFO ] Load time of PNML (sax parser for PT used): 135 ms
[2025-05-31 15:31:01] [INFO ] Transformed 360 places.
[2025-05-31 15:31:01] [INFO ] Transformed 311 transitions.
[2025-05-31 15:31:01] [INFO ] Found NUPN structural information;
[2025-05-31 15:31:01] [INFO ] Parsed PT model containing 360 places and 311 transitions and 987 arcs in 303 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 25 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (344 resets) in 1322 ms. (30 steps per ms) remains 5/16 properties
FORMULA DES-PT-20b-ReachabilityFireability-2025-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityFireability-2025-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityFireability-2025-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityFireability-2025-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityFireability-2025-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityFireability-2025-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityFireability-2025-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityFireability-2025-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityFireability-2025-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityFireability-2025-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-20b-ReachabilityFireability-2025-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (49 resets) in 526 ms. (75 steps per ms) remains 5/5 properties
[2025-05-31 15:31:02] [INFO ] Flatten gal took : 219 ms
BEST_FIRST walk for 40004 steps (45 resets) in 788 ms. (50 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (43 resets) in 241 ms. (165 steps per ms) remains 5/5 properties
[2025-05-31 15:31:02] [INFO ] Flatten gal took : 113 ms
BEST_FIRST walk for 40004 steps (46 resets) in 128 ms. (310 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (46 resets) in 251 ms. (158 steps per ms) remains 5/5 properties
[2025-05-31 15:31:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5248355248778766142.gal : 85 ms
[2025-05-31 15:31:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13269704351110302075.prop : 5 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5248355248778766142.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13269704351110302075.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
// Phase 1: matrix 311 rows 360 cols
Loading property file /tmp/ReachabilityCardinality13269704351110302075.prop.
[2025-05-31 15:31:02] [INFO ] Computed 65 invariants in 54 ms
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,5 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,5 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,5 properties remain. new max is 16
SDD size :4 after 16
SDD proceeding with computation,5 properties remain. new max is 32
SDD size :16 after 19
SDD proceeding with computation,5 properties remain. new max is 64
SDD size :19 after 35
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,5 properties remain. new max is 128
SDD size :35 after 169
SDD proceeding with computation,5 properties remain. new max is 256
SDD size :169 after 235
SDD proceeding with computation,5 properties remain. new max is 512
SDD size :235 after 1349
SDD proceeding with computation,5 properties remain. new max is 1024
SDD size :1349 after 22055
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 5 unsolved
SDD proceeding with computation,5 properties remain. new max is 2048
SDD size :22055 after 206107
At refinement iteration 1 (INCLUDED_ONLY) 0/57 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 233/290 variables, 38/95 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/290 variables, 233/328 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/290 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 8/298 variables, 1/329 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/298 variables, 8/337 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/298 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem DES-PT-20b-ReachabilityFireability-2025-04 is UNSAT
FORMULA DES-PT-20b-ReachabilityFireability-2025-04 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 8 (OVERLAPS) 61/359 variables, 25/362 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/359 variables, 61/423 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/359 variables, 0/423 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 1/360 variables, 1/424 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/360 variables, 1/425 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/360 variables, 0/425 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 311/671 variables, 360/785 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/671 variables, 0/785 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 0/671 variables, 0/785 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
SDD proceeding with computation,5 properties remain. new max is 4096
SDD size :206107 after 1.80704e+08
After SMT solving in domain Real declared 671/671 variables, and 785 constraints, problems are : Problem set: 1 solved, 4 unsolved in 2137 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: 5/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 45/45 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 242/287 variables, 38/83 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/287 variables, 242/325 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:05] [INFO ] Deduced a trap composed of 17 places in 168 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:05] [INFO ] Deduced a trap composed of 20 places in 98 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:05] [INFO ] Deduced a trap composed of 21 places in 84 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:05] [INFO ] Deduced a trap composed of 22 places in 82 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:05] [INFO ] Deduced a trap composed of 14 places in 121 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:06] [INFO ] Deduced a trap composed of 24 places in 106 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:06] [INFO ] Deduced a trap composed of 24 places in 75 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/287 variables, 7/332 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/287 variables, 0/332 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 8/295 variables, 1/333 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/295 variables, 8/341 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/295 variables, 0/341 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 64/359 variables, 25/366 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/359 variables, 64/430 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:06] [INFO ] Deduced a trap composed of 29 places in 162 ms of which 20 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/359 variables, 1/431 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/359 variables, 0/431 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 1/360 variables, 1/432 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/360 variables, 1/433 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/360 variables, 0/433 constraints. Problems are: Problem set: 1 solved, 4 unsolved
SDD proceeding with computation,5 properties remain. new max is 8192
SDD size :1.80704e+08 after 3.10347e+08
At refinement iteration 16 (OVERLAPS) 311/671 variables, 360/793 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/671 variables, 3/796 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 671/671 variables, and 796 constraints, problems are : Problem set: 1 solved, 4 unsolved in 5011 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: 4/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7340ms problems are : Problem set: 1 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 45 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 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 0 with 14 rules applied. Total rules applied 15 place count 349 transition count 292
Reduce places removed 13 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 14 rules applied. Total rules applied 29 place count 336 transition count 291
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 30 place count 335 transition count 291
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 6 Pre rules applied. Total rules applied 30 place count 335 transition count 285
Deduced a syphon composed of 6 places in 3 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 42 place count 329 transition count 285
Discarding 16 places :
Symmetric choice reduction at 3 with 16 rule applications. Total rules 58 place count 313 transition count 269
Iterating global reduction 3 with 16 rules applied. Total rules applied 74 place count 313 transition count 269
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 85 place count 302 transition count 258
Iterating global reduction 3 with 11 rules applied. Total rules applied 96 place count 302 transition count 258
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 3 with 12 rules applied. Total rules applied 108 place count 302 transition count 246
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 111 place count 300 transition count 245
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 2 Pre rules applied. Total rules applied 111 place count 300 transition count 243
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 115 place count 298 transition count 243
Performed 53 Post agglomeration using F-continuation condition.Transition count delta: 53
Deduced a syphon composed of 53 places in 0 ms
Reduce places removed 53 places and 0 transitions.
Iterating global reduction 5 with 106 rules applied. Total rules applied 221 place count 245 transition count 190
Free-agglomeration rule applied 5 times.
Iterating global reduction 5 with 5 rules applied. Total rules applied 226 place count 245 transition count 185
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 231 place count 240 transition count 185
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 233 place count 240 transition count 185
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 234 place count 239 transition count 184
Applied a total of 234 rules in 211 ms. Remains 239 /360 variables (removed 121) and now considering 184/311 (removed 127) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 220 ms. Remains : 239/360 places, 184/311 transitions.
RANDOM walk for 40000 steps (533 resets) in 661 ms. (60 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (100 resets) in 289 ms. (137 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (99 resets) in 130 ms. (305 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (100 resets) in 94 ms. (421 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (101 resets) in 153 ms. (259 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 616462 steps, run timeout after 3001 ms. (steps per millisecond=205 ) properties seen :0 out of 4
Probabilistic random walk after 616462 steps, saw 90069 distinct states, run finished after 3009 ms. (steps per millisecond=204 ) properties seen :0
// Phase 1: matrix 184 rows 239 cols
[2025-05-31 15:31:13] [INFO ] Computed 60 invariants in 7 ms
[2025-05-31 15:31:13] [INFO ] State equation strengthened by 1 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
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) 0/45 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 92/137 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/137 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 79/216 variables, 24/59 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 1/217 variables, 1/60 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/217 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 184/401 variables, 217/277 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/401 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/401 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 22/423 variables, 22/300 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/423 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 0/423 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 423/423 variables, and 300 constraints, problems are : Problem set: 0 solved, 4 unsolved in 751 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 239/239 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 92/137 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:14] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:14] [INFO ] Deduced a trap composed of 8 places in 60 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/137 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/137 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 79/216 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:14] [INFO ] Deduced a trap composed of 14 places in 84 ms of which 8 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/216 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/216 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 1/217 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/217 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 184/401 variables, 217/280 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/401 variables, 1/281 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:15] [INFO ] Deduced a trap along path composed of 3 places in 33 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/401 variables, 1/282 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/401 variables, 0/282 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 22/423 variables, 22/304 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/423 variables, 3/307 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:16] [INFO ] Deduced a trap composed of 11 places in 49 ms of which 4 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/423 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/423 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:17] [INFO ] Deduced a trap composed of 8 places in 40 ms of which 4 ms to minimize.
At refinement iteration 17 (OVERLAPS) 0/423 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:18] [INFO ] Deduced a trap composed of 13 places in 29 ms of which 3 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/423 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/423 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 0/423 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 423/423 variables, and 310 constraints, problems are : Problem set: 0 solved, 4 unsolved in 4951 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 239/239 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 5732ms problems are : Problem set: 0 solved, 4 unsolved
Parikh walk visited 0 properties in 5597 ms.
Support contains 45 out of 239 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 239/239 places, 184/184 transitions.
Applied a total of 0 rules in 16 ms. Remains 239 /239 variables (removed 0) and now considering 184/184 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 239/239 places, 184/184 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 239/239 places, 184/184 transitions.
Applied a total of 0 rules in 26 ms. Remains 239 /239 variables (removed 0) and now considering 184/184 (removed 0) transitions.
[2025-05-31 15:31:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 15:31:25] [INFO ] Implicit Places using invariants in 228 ms returned []
[2025-05-31 15:31:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 15:31:25] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 15:31:25] [INFO ] Implicit Places using invariants and state equation in 452 ms returned []
Implicit Place search using SMT with State Equation took 696 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 15:31:25] [INFO ] Redundant transitions in 8 ms returned []
Running 180 sub problems to find dead transitions.
[2025-05-31 15:31:25] [INFO ] Invariant cache hit.
[2025-05-31 15:31:25] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/235 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/235 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 3 (OVERLAPS) 3/238 variables, 34/46 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 14/60 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 6 (OVERLAPS) 184/422 variables, 238/298 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/422 variables, 1/299 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/422 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 9 (OVERLAPS) 1/423 variables, 1/300 constraints. Problems are: Problem set: 0 solved, 180 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:35] [INFO ] Deduced a trap composed of 13 places in 38 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:35] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/423 variables, 2/302 constraints. Problems are: Problem set: 0 solved, 180 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:37] [INFO ] Deduced a trap composed of 9 places in 95 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:37] [INFO ] Deduced a trap composed of 13 places in 93 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:38] [INFO ] Deduced a trap composed of 11 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:38] [INFO ] Deduced a trap composed of 12 places in 79 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:38] [INFO ] Deduced a trap composed of 11 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:39] [INFO ] Deduced a trap composed of 13 places in 30 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/423 variables, 6/308 constraints. Problems are: Problem set: 0 solved, 180 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:40] [INFO ] Deduced a trap composed of 16 places in 128 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:40] [INFO ] Deduced a trap composed of 17 places in 114 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:40] [INFO ] Deduced a trap composed of 16 places in 132 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:40] [INFO ] Deduced a trap composed of 20 places in 114 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:40] [INFO ] Deduced a trap composed of 21 places in 103 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:40] [INFO ] Deduced a trap composed of 20 places in 106 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:40] [INFO ] Deduced a trap composed of 22 places in 102 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:41] [INFO ] Deduced a trap composed of 18 places in 53 ms of which 4 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/423 variables, 8/316 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/423 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 180 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:45] [INFO ] Deduced a trap composed of 8 places in 39 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:45] [INFO ] Deduced a trap composed of 8 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:46] [INFO ] Deduced a trap composed of 15 places in 85 ms of which 9 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/423 variables, 3/319 constraints. Problems are: Problem set: 0 solved, 180 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:48] [INFO ] Deduced a trap composed of 14 places in 58 ms of which 4 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/423 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/423 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 180 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:54] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:31:55] [INFO ] Deduced a trap along path composed of 6 places in 27 ms of which 0 ms to minimize.
At refinement iteration 17 (OVERLAPS) 0/423 variables, 2/322 constraints. Problems are: Problem set: 0 solved, 180 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 423/423 variables, and 322 constraints, problems are : Problem set: 0 solved, 180 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 239/239 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 180/180 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 180 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/235 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/235 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 4 (OVERLAPS) 3/238 variables, 34/50 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 14/64 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 13/77 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 8 (OVERLAPS) 184/422 variables, 238/315 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/422 variables, 1/316 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/422 variables, 180/496 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/422 variables, 2/498 constraints. Problems are: Problem set: 0 solved, 180 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:32:04] [INFO ] Deduced a trap along path composed of 3 places in 42 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:32:04] [INFO ] Deduced a trap along path composed of 2 places in 18 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:32:09] [INFO ] Deduced a trap along path composed of 5 places in 23 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/422 variables, 3/501 constraints. Problems are: Problem set: 0 solved, 180 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 422/423 variables, and 501 constraints, problems are : Problem set: 0 solved, 180 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 238/239 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 180/180 constraints, Known Traps: 17/20 constraints, Known Traps Along Path: 5/5 constraints]
After SMT, in 60110ms problems are : Problem set: 0 solved, 180 unsolved
Search for dead transitions found 0 dead transitions in 60113ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60854 ms. Remains : 239/239 places, 184/184 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 27 ms. Remains 239 /239 variables (removed 0) and now considering 184/184 (removed 0) transitions.
Running SMT prover for 4 properties.
[2025-05-31 15:32:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-05-31 15:32:25] [INFO ] After 73ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-05-31 15:32:26] [INFO ] [Nat]Absence check using 36 positive place invariants in 14 ms returned sat
[2025-05-31 15:32:26] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 17 ms returned sat
[2025-05-31 15:32:26] [INFO ] After 252ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:32:26] [INFO ] Deduced a trap composed of 15 places in 71 ms of which 8 ms to minimize.
[2025-05-31 15:32:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 95 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:32:26] [INFO ] Deduced a trap composed of 7 places in 84 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:32:26] [INFO ] Deduced a trap composed of 11 places in 79 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:32:26] [INFO ] Deduced a trap composed of 11 places in 51 ms of which 4 ms to minimize.
[2025-05-31 15:32:26] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 272 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:32:26] [INFO ] Deduced a trap composed of 4 places in 103 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:32:27] [INFO ] Deduced a trap composed of 6 places in 86 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:32:27] [INFO ] Deduced a trap composed of 13 places in 47 ms of which 5 ms to minimize.
[2025-05-31 15:32:27] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 294 ms
TRAPS : Iteration 1
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:32:27] [INFO ] Deduced a trap composed of 8 places in 39 ms of which 4 ms to minimize.
[2025-05-31 15:32:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 63 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:32:27] [INFO ] Deduced a trap composed of 16 places in 77 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:32:27] [INFO ] Deduced a trap composed of 14 places in 74 ms of which 6 ms to minimize.
[2025-05-31 15:32:27] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 182 ms
TRAPS : Iteration 2
[2025-05-31 15:32:27] [INFO ] After 1627ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2025-05-31 15:32:27] [INFO ] After 1952ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
[2025-05-31 15:32:28] [INFO ] Flatten gal took : 34 ms
[2025-05-31 15:32:28] [INFO ] Flatten gal took : 22 ms
[2025-05-31 15:32:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9413624997133402194.gal : 10 ms
[2025-05-31 15:32:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13810025494996184474.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9413624997133402194.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13810025494996184474.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality13810025494996184474.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 9
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :11 after 24
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :24 after 28
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :28 after 202
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :202 after 3874
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :3874 after 209161
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :209161 after 314436
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :314436 after 4.95129e+07
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1.48547e+08 after 2.47906e+08
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2.47906e+08 after 2.86382e+10
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :2.86382e+10 after 3.90268e+10
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :3.90268e+10 after 1.03781e+11
Detected timeout of ITS tools.
[2025-05-31 15:32:43] [INFO ] Flatten gal took : 20 ms
[2025-05-31 15:32:43] [INFO ] Applying decomposition
[2025-05-31 15:32:43] [INFO ] Flatten gal took : 19 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph7052478832500860817.txt' '-o' '/tmp/graph7052478832500860817.bin' '-w' '/tmp/graph7052478832500860817.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph7052478832500860817.bin' '-l' '-1' '-v' '-w' '/tmp/graph7052478832500860817.weights' '-q' '0' '-e' '0.001'
[2025-05-31 15:32:43] [INFO ] Decomposing Gal with order
[2025-05-31 15:32:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 15:32:43] [INFO ] Removed a total of 35 redundant transitions.
[2025-05-31 15:32:43] [INFO ] Flatten gal took : 81 ms
[2025-05-31 15:32:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 12 labels/synchronizations in 16 ms.
[2025-05-31 15:32:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13123572670075655260.gal : 8 ms
[2025-05-31 15:32:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7885713805864669939.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13123572670075655260.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7885713805864669939.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality7885713805864669939.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 20
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :20 after 79
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :79 after 1648
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :1648 after 9472
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :47606 after 1.29211e+08
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :1.29211e+08 after 2.01028e+11
Reachability property DES-PT-20b-ReachabilityFireability-2025-10 is true.
Invariant property DES-PT-20b-ReachabilityFireability-2025-05 does not hold.
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :2.01028e+11 after 3.34478e+11
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3.34478e+11 after 4.98214e+11
Reachability property DES-PT-20b-ReachabilityFireability-2025-12 is true.
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :4.98214e+11 after 7.35689e+11
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :7.35689e+11 after 9.73164e+11
Reachability property DES-PT-20b-ReachabilityFireability-2025-15 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 513 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,4.69422e+15,1.47091,30472,2711,776,50466,7057,463,104375,245,20192,0
Total reachable state count : 4694224996882540
Verifying 4 reachability properties.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 32646 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-05-31 15:32:58] [INFO ] Flatten gal took : 22 ms
[2025-05-31 15:32:58] [INFO ] Applying decomposition
[2025-05-31 15:32:58] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph18149277766262803217.txt' '-o' '/tmp/graph18149277766262803217.bin' '-w' '/tmp/graph18149277766262803217.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph18149277766262803217.bin' '-l' '-1' '-v' '-w' '/tmp/graph18149277766262803217.weights' '-q' '0' '-e' '0.001'
[2025-05-31 15:32:58] [INFO ] Decomposing Gal with order
[2025-05-31 15:32:58] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 15:32:58] [INFO ] Removed a total of 31 redundant transitions.
[2025-05-31 15:32:58] [INFO ] Flatten gal took : 43 ms
[2025-05-31 15:32:58] [INFO ] Fuse similar labels procedure discarded/fused a total of 4 labels/synchronizations in 9 ms.
[2025-05-31 15:32:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2793581517235294437.gal : 10 ms
[2025-05-31 15:32:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16617601636640126357.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2793581517235294437.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16617601636640126357.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality16617601636640126357.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :9 after 25
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :25 after 217
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :217 after 12397
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :2.84447e+07 after 1.62352e+08
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :1.62035e+13 after 2.59259e+13
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :2.59259e+13 after 5.00873e+17
Reachability property DES-PT-20b-ReachabilityFireability-2025-10 is true.
FORMULA DES-PT-20b-ReachabilityFireability-2025-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Invariant property DES-PT-20b-ReachabilityFireability-2025-05 does not hold.
FORMULA DES-PT-20b-ReachabilityFireability-2025-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :5.00873e+17 after 9.48637e+17
Reachability property DES-PT-20b-ReachabilityFireability-2025-12 is true.
FORMULA DES-PT-20b-ReachabilityFireability-2025-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :9.48637e+17 after 1.33172e+18
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.33172e+18 after 1.73222e+18
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.3739e+21 after 1.51544e+21
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,8.22773e+21,19.8529,181584,17573,898,445141,8560,736,379844,238,42541,0
Total reachable state count : 8227725159067241387008
Verifying 4 reachability properties.
Invariant property DES-PT-20b-ReachabilityFireability-2025-05 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-20b-ReachabilityFireability-2025-05,3.58238e+18,20.7086,181840,4106,759,445141,8560,925,379844,282,42541,151015
Reachability property DES-PT-20b-ReachabilityFireability-2025-10 is true.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-20b-ReachabilityFireability-2025-10,1.94167e+12,20.7317,181840,744,100,445141,8560,948,379844,291,42541,161549
Reachability property DES-PT-20b-ReachabilityFireability-2025-12 is true.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-20b-ReachabilityFireability-2025-12,1.94167e+12,20.7337,181840,744,108,445141,8560,954,379844,295,42541,161549
Reachability property DES-PT-20b-ReachabilityFireability-2025-15 is true.
FORMULA DES-PT-20b-ReachabilityFireability-2025-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-20b-ReachabilityFireability-2025-15,2.26086e+13,20.7359,181840,512,108,445141,8560,968,379844,298,42541,161701
All properties solved without resorting to model-checking.
Total runtime 138491 ms.
BK_STOP 1748705599615
--------------------
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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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="DES-PT-20b"
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 DES-PT-20b, 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 r058-smll-174854063900311"
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 [ "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 '
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 ;