About the Execution of ITS-Tools for MedleyA-PT-19
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 23225.00 | 0.00 | 0.00 | FFFFTTTTFTTFTFFT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r128-smll-174876524200247.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 MedleyA-PT-19, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r128-smll-174876524200247
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 556K
-rw-r--r-- 1 mcc users 7.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 74K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 184K 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 MedleyA-PT-19-ReachabilityFireability-2025-00
FORMULA_NAME MedleyA-PT-19-ReachabilityFireability-2025-01
FORMULA_NAME MedleyA-PT-19-ReachabilityFireability-2025-02
FORMULA_NAME MedleyA-PT-19-ReachabilityFireability-2025-03
FORMULA_NAME MedleyA-PT-19-ReachabilityFireability-2025-04
FORMULA_NAME MedleyA-PT-19-ReachabilityFireability-2025-05
FORMULA_NAME MedleyA-PT-19-ReachabilityFireability-2025-06
FORMULA_NAME MedleyA-PT-19-ReachabilityFireability-2025-07
FORMULA_NAME MedleyA-PT-19-ReachabilityFireability-2025-08
FORMULA_NAME MedleyA-PT-19-ReachabilityFireability-2025-09
FORMULA_NAME MedleyA-PT-19-ReachabilityFireability-2025-10
FORMULA_NAME MedleyA-PT-19-ReachabilityFireability-2025-11
FORMULA_NAME MedleyA-PT-19-ReachabilityFireability-2025-12
FORMULA_NAME MedleyA-PT-19-ReachabilityFireability-2025-13
FORMULA_NAME MedleyA-PT-19-ReachabilityFireability-2025-14
FORMULA_NAME MedleyA-PT-19-ReachabilityFireability-2025-15
=== Now, execution of the tool begins
BK_START 1748884928093
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=MedleyA-PT-19
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-02 17:22:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 17:22:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 17:22:11] [INFO ] Load time of PNML (sax parser for PT used): 359 ms
[2025-06-02 17:22:11] [INFO ] Transformed 272 places.
[2025-06-02 17:22:11] [INFO ] Transformed 586 transitions.
[2025-06-02 17:22:11] [INFO ] Found NUPN structural information;
[2025-06-02 17:22:11] [INFO ] Parsed PT model containing 272 places and 586 transitions and 2889 arcs in 591 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 29 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 3 places in 11 ms
Reduce places removed 3 places and 3 transitions.
Reduction of identical properties reduced properties to check from 16 to 14
RANDOM walk for 40000 steps (14 resets) in 2986 ms. (13 steps per ms) remains 12/14 properties
FORMULA MedleyA-PT-19-ReachabilityFireability-2025-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MedleyA-PT-19-ReachabilityFireability-2025-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-06-02 17:22:12] [INFO ] Flatten gal took : 369 ms
BEST_FIRST walk for 40003 steps (12 resets) in 758 ms. (52 steps per ms) remains 12/12 properties
[2025-06-02 17:22:12] [INFO ] Flatten gal took : 263 ms
BEST_FIRST walk for 40002 steps (11 resets) in 610 ms. (65 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (12 resets) in 812 ms. (49 steps per ms) remains 12/12 properties
[2025-06-02 17:22:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11027287234264320618.gal : 137 ms
[2025-06-02 17:22:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8220418563805719656.prop : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11027287234264320618.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8220418563805719656.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40001 steps (12 resets) in 361 ms. (110 steps per ms) remains 12/12 properties
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality8220418563805719656.prop.
BEST_FIRST walk for 40001 steps (31 resets) in 573 ms. (69 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (12 resets) in 374 ms. (106 steps per ms) remains 12/12 properties
SDD proceeding with computation,12 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,12 properties remain. new max is 8
SDD size :5 after 11
SDD proceeding with computation,12 properties remain. new max is 16
SDD size :11 after 23
SDD proceeding with computation,12 properties remain. new max is 32
SDD size :23 after 63
SDD proceeding with computation,12 properties remain. new max is 64
SDD size :63 after 408
SDD proceeding with computation,12 properties remain. new max is 128
SDD size :408 after 528
Reachability property MedleyA-PT-19-ReachabilityFireability-2025-05 is true.
FORMULA MedleyA-PT-19-ReachabilityFireability-2025-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :528 after 856
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :856 after 1113
BEST_FIRST walk for 40001 steps (21 resets) in 960 ms. (41 steps per ms) remains 12/12 properties
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :1113 after 2679
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :2679 after 3330
BEST_FIRST walk for 40002 steps (15 resets) in 286 ms. (139 steps per ms) remains 12/12 properties
Reachability property MedleyA-PT-19-ReachabilityFireability-2025-06 is true.
FORMULA MedleyA-PT-19-ReachabilityFireability-2025-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,10 properties remain. new max is 1024
BEST_FIRST walk for 40002 steps (24 resets) in 304 ms. (131 steps per ms) remains 12/12 properties
SDD size :3330 after 6405
BEST_FIRST walk for 40002 steps (17 resets) in 207 ms. (192 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (23 resets) in 465 ms. (85 steps per ms) remains 12/12 properties
Reachability property MedleyA-PT-19-ReachabilityFireability-2025-15 is true.
FORMULA MedleyA-PT-19-ReachabilityFireability-2025-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
BEST_FIRST walk for 40001 steps (18 resets) in 241 ms. (165 steps per ms) remains 12/12 properties
Reachability property MedleyA-PT-19-ReachabilityFireability-2025-10 is true.
FORMULA MedleyA-PT-19-ReachabilityFireability-2025-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,8 properties remain. new max is 1024
SDD size :6405 after 943596
// Phase 1: matrix 583 rows 269 cols
[2025-06-02 17:22:14] [INFO ] Computed 24 invariants in 31 ms
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/90 variables, 90/90 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/90 variables, 0/90 constraints. Problems are: Problem set: 1 solved, 8 unsolved
Problem MedleyA-PT-19-ReachabilityFireability-2025-00 is UNSAT
FORMULA MedleyA-PT-19-ReachabilityFireability-2025-01 FALSE TECHNIQUES SMT_REFINEMENT
FORMULA MedleyA-PT-19-ReachabilityFireability-2025-00 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 92/182 variables, 10/100 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/182 variables, 92/192 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/182 variables, 0/192 constraints. Problems are: Problem set: 2 solved, 7 unsolved
Problem MedleyA-PT-19-ReachabilityFireability-2025-14 is UNSAT
FORMULA MedleyA-PT-19-ReachabilityFireability-2025-14 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 5 (OVERLAPS) 87/269 variables, 14/206 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/269 variables, 87/293 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/269 variables, 0/293 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 583/852 variables, 269/562 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/852 variables, 0/562 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 10 (OVERLAPS) 0/852 variables, 0/562 constraints. Problems are: Problem set: 3 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 852/852 variables, and 562 constraints, problems are : Problem set: 3 solved, 6 unsolved in 1590 ms.
Refiners :[Domain max(s): 269/269 constraints, Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 14/14 constraints, State Equation: 269/269 constraints, PredecessorRefiner: 8/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 6 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 64/64 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/64 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 105/169 variables, 10/74 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/169 variables, 105/179 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 0/179 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 100/269 variables, 14/193 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/269 variables, 100/293 constraints. Problems are: Problem set: 3 solved, 6 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:16] [INFO ] Deduced a trap composed of 24 places in 134 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:17] [INFO ] Deduced a trap composed of 36 places in 226 ms of which 25 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/269 variables, 2/295 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/269 variables, 0/295 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 583/852 variables, 269/564 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/852 variables, 3/567 constraints. Problems are: Problem set: 3 solved, 6 unsolved
Invariant property MedleyA-PT-19-ReachabilityFireability-2025-13 does not hold.
FORMULA MedleyA-PT-19-ReachabilityFireability-2025-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,7 properties remain. new max is 1024
SDD size :943596 after 7.26719e+07
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:18] [INFO ] Deduced a trap along path composed of 4 places in 57 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:18] [INFO ] Deduced a trap along path composed of 4 places in 28 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/852 variables, 2/569 constraints. Problems are: Problem set: 4 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:19] [INFO ] Deduced a trap composed of 30 places in 169 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:19] [INFO ] Deduced a trap composed of 32 places in 127 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:19] [INFO ] Deduced a trap composed of 36 places in 150 ms of which 13 ms to minimize.
SDD proceeding with computation,7 properties remain. new max is 2048
SDD size :7.26719e+07 after 7.26755e+07
At refinement iteration 12 (INCLUDED_ONLY) 0/852 variables, 3/572 constraints. Problems are: Problem set: 4 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:20] [INFO ] Deduced a trap composed of 46 places in 279 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:21] [INFO ] Deduced a trap composed of 24 places in 105 ms of which 6 ms to minimize.
SDD proceeding with computation,7 properties remain. new max is 4096
SDD size :7.26755e+07 after 7.27333e+07
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 852/852 variables, and 574 constraints, problems are : Problem set: 4 solved, 5 unsolved in 5012 ms.
Refiners :[Domain max(s): 269/269 constraints, Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 14/14 constraints, State Equation: 269/269 constraints, PredecessorRefiner: 6/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 6818ms problems are : Problem set: 4 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 64 out of 269 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 583/583 transitions.
Graph (complete) has 909 edges and 269 vertex of which 263 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.12 ms
Discarding 6 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 15 transitions
Trivial Post-agglo rules discarded 15 transitions
Performed 15 trivial Post agglomeration. Transition count delta: 15
Iterating post reduction 0 with 15 rules applied. Total rules applied 16 place count 263 transition count 564
Reduce places removed 15 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 1 with 21 rules applied. Total rules applied 37 place count 248 transition count 558
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 41 place count 244 transition count 558
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 14 Pre rules applied. Total rules applied 41 place count 244 transition count 544
Deduced a syphon composed of 14 places in 2 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 69 place count 230 transition count 544
Discarding 64 places :
Symmetric choice reduction at 3 with 64 rule applications. Total rules 133 place count 166 transition count 473
Iterating global reduction 3 with 64 rules applied. Total rules applied 197 place count 166 transition count 473
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 200 place count 163 transition count 467
Iterating global reduction 3 with 3 rules applied. Total rules applied 203 place count 163 transition count 467
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 227 place count 151 transition count 455
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -14
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 239 place count 145 transition count 469
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 3 with 9 rules applied. Total rules applied 248 place count 145 transition count 460
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 1 rules applied. Total rules applied 249 place count 145 transition count 459
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 250 place count 144 transition count 459
Free-agglomeration rule applied 2 times.
Iterating global reduction 5 with 2 rules applied. Total rules applied 252 place count 144 transition count 457
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 254 place count 142 transition count 457
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 6 with 3 rules applied. Total rules applied 257 place count 142 transition count 454
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 260 place count 139 transition count 454
Partial Free-agglomeration rule applied 16 times.
Drop transitions (Partial Free agglomeration) removed 16 transitions
Iterating global reduction 7 with 16 rules applied. Total rules applied 276 place count 139 transition count 454
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 278 place count 137 transition count 451
Iterating global reduction 7 with 2 rules applied. Total rules applied 280 place count 137 transition count 451
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 281 place count 137 transition count 451
Applied a total of 281 rules in 349 ms. Remains 137 /269 variables (removed 132) and now considering 451/583 (removed 132) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 360 ms. Remains : 137/269 places, 451/583 transitions.
RANDOM walk for 40000 steps (17 resets) in 271 ms. (147 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (19 resets) in 259 ms. (153 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (13 resets) in 483 ms. (82 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (17 resets) in 191 ms. (208 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (21 resets) in 219 ms. (181 steps per ms) remains 4/5 properties
FORMULA MedleyA-PT-19-ReachabilityFireability-2025-11 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40002 steps (19 resets) in 121 ms. (327 steps per ms) remains 4/4 properties
// Phase 1: matrix 451 rows 137 cols
[2025-06-02 17:22:22] [INFO ] Computed 22 invariants in 5 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 30/81 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 52/133 variables, 16/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/133 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 449/582 variables, 133/155 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/582 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 6/588 variables, 4/159 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/588 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 0/588 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 588/588 variables, and 159 constraints, problems are : Problem set: 0 solved, 4 unsolved in 548 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 16/16 constraints, State Equation: 137/137 constraints, PredecessorRefiner: 4/2 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) 0/51 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 30/81 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 52/133 variables, 16/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:23] [INFO ] Deduced a trap composed of 17 places in 170 ms of which 16 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/133 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/133 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 449/582 variables, 133/156 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/582 variables, 1/157 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:23] [INFO ] Deduced a trap along path composed of 2 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:23] [INFO ] Deduced a trap along path composed of 2 places in 41 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:23] [INFO ] Deduced a trap along path composed of 2 places in 25 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/582 variables, 3/160 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:24] [INFO ] Deduced a trap composed of 20 places in 177 ms of which 16 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/582 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:24] [INFO ] Deduced a trap along path composed of 2 places in 27 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:24] [INFO ] Deduced a trap along path composed of 3 places in 29 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/582 variables, 2/163 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/582 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 6/588 variables, 4/167 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/588 variables, 1/168 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:25] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 0 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/588 variables, 1/169 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/588 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 0/588 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 588/588 variables, and 169 constraints, problems are : Problem set: 0 solved, 4 unsolved in 3330 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 16/16 constraints, State Equation: 137/137 constraints, PredecessorRefiner: 4/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 3910ms problems are : Problem set: 0 solved, 4 unsolved
FORMULA MedleyA-PT-19-ReachabilityFireability-2025-12 TRUE TECHNIQUES PARIKH_WALK
FORMULA MedleyA-PT-19-ReachabilityFireability-2025-07 TRUE TECHNIQUES PARIKH_WALK
FORMULA MedleyA-PT-19-ReachabilityFireability-2025-04 TRUE TECHNIQUES PARIKH_WALK
FORMULA MedleyA-PT-19-ReachabilityFireability-2025-02 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 3 properties in 914 ms.
Support contains 46 out of 137 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 137/137 places, 451/451 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 137 transition count 449
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 136 transition count 449
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 8 place count 131 transition count 440
Iterating global reduction 2 with 5 rules applied. Total rules applied 13 place count 131 transition count 440
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 17 place count 129 transition count 438
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 21 place count 127 transition count 439
Free-agglomeration rule applied 4 times.
Iterating global reduction 2 with 4 rules applied. Total rules applied 25 place count 127 transition count 435
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 29 place count 123 transition count 435
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 30 place count 123 transition count 434
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 31 place count 122 transition count 434
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 32 place count 122 transition count 434
Applied a total of 32 rules in 67 ms. Remains 122 /137 variables (removed 15) and now considering 434/451 (removed 17) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67 ms. Remains : 122/137 places, 434/451 transitions.
RANDOM walk for 40000 steps (13 resets) in 174 ms. (228 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (15 resets) in 435 ms. (91 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1130865 steps, run timeout after 3001 ms. (steps per millisecond=376 ) properties seen :0 out of 1
Probabilistic random walk after 1130865 steps, saw 199474 distinct states, run finished after 3007 ms. (steps per millisecond=376 ) properties seen :0
// Phase 1: matrix 434 rows 122 cols
[2025-06-02 17:22:30] [INFO ] Computed 23 invariants in 4 ms
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 32/78 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/80 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 41/121 variables, 14/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/121 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 434/555 variables, 121/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/555 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/556 variables, 1/145 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/556 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/556 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 556/556 variables, and 145 constraints, problems are : Problem set: 0 solved, 1 unsolved in 298 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 14/14 constraints, State Equation: 122/122 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 32/78 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/80 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 41/121 variables, 14/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/121 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 434/555 variables, 121/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:30] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:30] [INFO ] Deduced a trap along path composed of 2 places in 19 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:31] [INFO ] Deduced a trap along path composed of 2 places in 51 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/555 variables, 3/147 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/555 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/556 variables, 1/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/556 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/556 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 556/556 variables, and 148 constraints, problems are : Problem set: 0 solved, 1 unsolved in 606 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 14/14 constraints, State Equation: 122/122 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 928ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 4869 steps, including 152 resets, run visited all 1 properties in 30 ms. (steps per millisecond=162 )
FORMULA MedleyA-PT-19-ReachabilityFireability-2025-03 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 37 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 20646 ms.
BK_STOP 1748884951318
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="MedleyA-PT-19"
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 MedleyA-PT-19, 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 r128-smll-174876524200247"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/MedleyA-PT-19.tgz
mv MedleyA-PT-19 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 ;