Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r184-tall-174889263700223.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 ResIsolation-PT-N08P4, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r184-tall-174889263700223
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 45M
-rw-r--r-- 1 mcc users 9.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 107K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.9K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 103K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 47K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K 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 6 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 45M 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 ResIsolation-PT-N08P4-ReachabilityFireability-2025-00
FORMULA_NAME ResIsolation-PT-N08P4-ReachabilityFireability-2025-01
FORMULA_NAME ResIsolation-PT-N08P4-ReachabilityFireability-2025-02
FORMULA_NAME ResIsolation-PT-N08P4-ReachabilityFireability-2025-03
FORMULA_NAME ResIsolation-PT-N08P4-ReachabilityFireability-2025-04
FORMULA_NAME ResIsolation-PT-N08P4-ReachabilityFireability-2025-05
FORMULA_NAME ResIsolation-PT-N08P4-ReachabilityFireability-2025-06
FORMULA_NAME ResIsolation-PT-N08P4-ReachabilityFireability-2025-07
FORMULA_NAME ResIsolation-PT-N08P4-ReachabilityFireability-2025-08
FORMULA_NAME ResIsolation-PT-N08P4-ReachabilityFireability-2025-09
FORMULA_NAME ResIsolation-PT-N08P4-ReachabilityFireability-2025-10
FORMULA_NAME ResIsolation-PT-N08P4-ReachabilityFireability-2025-11
FORMULA_NAME ResIsolation-PT-N08P4-ReachabilityFireability-2025-12
FORMULA_NAME ResIsolation-PT-N08P4-ReachabilityFireability-2025-13
FORMULA_NAME ResIsolation-PT-N08P4-ReachabilityFireability-2025-14
FORMULA_NAME ResIsolation-PT-N08P4-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1748989876329

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ResIsolation-PT-N08P4
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-03 22:31:17] [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]
[2025-06-03 22:31:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 22:31:19] [INFO ] Load time of PNML (sax parser for PT used): 1769 ms
[2025-06-03 22:31:19] [INFO ] Transformed 387 places.
[2025-06-03 22:31:19] [INFO ] Transformed 37211 transitions.
[2025-06-03 22:31:19] [INFO ] Found NUPN structural information;
[2025-06-03 22:31:20] [INFO ] Parsed PT model containing 387 places and 37211 transitions and 885441 arcs in 2279 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 22 ms.
Working with output stream class java.io.PrintStream
Reduction of identical properties reduced properties to check from 16 to 14
RANDOM walk for 40000 steps (8 resets) in 18689 ms. (2 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40001 steps (8 resets) in 5819 ms. (6 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3240 ms. (12 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3040 ms. (13 steps per ms) remains 14/14 properties
[2025-06-03 22:31:31] [INFO ] Flatten gal took : 9249 ms
BEST_FIRST walk for 40004 steps (8 resets) in 3283 ms. (12 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3332 ms. (12 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (8 resets) in 3305 ms. (12 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (8 resets) in 2360 ms. (16 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3027 ms. (13 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2938 ms. (13 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3166 ms. (12 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3123 ms. (12 steps per ms) remains 14/14 properties
[2025-06-03 22:31:38] [INFO ] Flatten gal took : 7125 ms
[2025-06-03 22:31:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14612253803727849177.gal : 1046 ms
[2025-06-03 22:31:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13094118782785722437.prop : 6 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/ReachabilityCardinality14612253803727849177.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13094118782785722437.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 ...330
BEST_FIRST walk for 40003 steps (8 resets) in 3675 ms. (10 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (8 resets) in 2319 ms. (17 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (8 resets) in 2554 ms. (15 steps per ms) remains 14/14 properties
Loading property file /tmp/ReachabilityCardinality13094118782785722437.prop.
Interrupted probabilistic random walk after 306074 steps, run timeout after 60001 ms. (steps per millisecond=5 ) properties seen :3 out of 14
Probabilistic random walk after 306074 steps, saw 53654 distinct states, run finished after 60009 ms. (steps per millisecond=5 ) properties seen :3
FORMULA ResIsolation-PT-N08P4-ReachabilityFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA ResIsolation-PT-N08P4-ReachabilityFireability-2025-12 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA ResIsolation-PT-N08P4-ReachabilityFireability-2025-09 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA ResIsolation-PT-N08P4-ReachabilityFireability-2025-11 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA ResIsolation-PT-N08P4-ReachabilityFireability-2025-01 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
// Phase 1: matrix 37211 rows 387 cols
[2025-06-03 22:32:41] [INFO ] Computed 12 invariants in 644 ms
Excessive predecessor constraint size, skipping predecessor.
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
Problem ResIsolation-PT-N08P4-ReachabilityFireability-2025-07 is UNSAT
FORMULA ResIsolation-PT-N08P4-ReachabilityFireability-2025-07 FALSE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 60/60 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 0/60 constraints. Problems are: Problem set: 1 solved, 10 unsolved
Problem ResIsolation-PT-N08P4-ReachabilityFireability-2025-00 is UNSAT
FORMULA ResIsolation-PT-N08P4-ReachabilityFireability-2025-00 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 327/387 variables, 12/72 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/387 variables, 327/399 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/387 variables, 0/399 constraints. Problems are: Problem set: 2 solved, 9 unsolved
SDD proceeding with computation,14 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,14 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,14 properties remain. new max is 16
SDD size :10 after 17
SDD proceeding with computation,14 properties remain. new max is 32
SDD size :17 after 92
SDD proceeding with computation,14 properties remain. new max is 64
SDD size :92 after 44294
SDD proceeding with computation,14 properties remain. new max is 128
SDD size :44294 after 202229
SDD proceeding with computation,14 properties remain. new max is 256
SDD size :202229 after 980344
SDD proceeding with computation,14 properties remain. new max is 512
SDD size :980344 after 1.00757e+06
SMT process timed out in 6191ms, After SMT, problems are : Problem set: 2 solved, 9 unsolved
Fused 9 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 60 out of 387 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 387/387 places, 37211/37211 transitions.
Graph (complete) has 4534 edges and 387 vertex of which 351 are kept as prefixes of interest. Removing 36 places using SCC suffix rule.234 ms
Discarding 36 places :
Also discarding 24 output transitions
Drop transitions (Output transitions of discarded places.) removed 24 transitions
Drop transitions (Empty/Sink Transition effects.) removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 40 transitions
Trivial Post-agglo rules discarded 40 transitions
Performed 40 trivial Post agglomeration. Transition count delta: 40
Iterating post reduction 0 with 52 rules applied. Total rules applied 53 place count 351 transition count 37135
Reduce places removed 40 places and 0 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Iterating post reduction 1 with 48 rules applied. Total rules applied 101 place count 311 transition count 37127
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 109 place count 303 transition count 37127
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 12 Pre rules applied. Total rules applied 109 place count 303 transition count 37115
Deduced a syphon composed of 12 places in 24 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 133 place count 291 transition count 37115
Discarding 188 places :
Symmetric choice reduction at 3 with 188 rule applications. Total rules 321 place count 103 transition count 36927
Iterating global reduction 3 with 188 rules applied. Total rules applied 509 place count 103 transition count 36927
Ensure Unique test removed 773 transitions
Reduce isomorphic transitions removed 773 transitions.
Iterating post reduction 3 with 773 rules applied. Total rules applied 1282 place count 103 transition count 36154
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 8 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 4 with 20 rules applied. Total rules applied 1302 place count 93 transition count 36144
Free-agglomeration rule applied 8 times.
Iterating global reduction 4 with 8 rules applied. Total rules applied 1310 place count 93 transition count 36136
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 1318 place count 85 transition count 36136
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 1319 place count 84 transition count 36135
Applied a total of 1319 rules in 9060 ms. Remains 84 /387 variables (removed 303) and now considering 36135/37211 (removed 1076) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9079 ms. Remains : 84/387 places, 36135/37211 transitions.
RANDOM walk for 40000 steps (8 resets) in 29147 ms. (1 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (0 resets) in 636 ms. (62 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 5575 ms. (7 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (0 resets) in 544 ms. (73 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (0 resets) in 658 ms. (60 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (1 resets) in 1255 ms. (31 steps per ms) remains 9/9 properties
SDD proceeding with computation,14 properties remain. new max is 1024
SDD size :1.00757e+06 after 1.18193e+07
BEST_FIRST walk for 40004 steps (8 resets) in 9326 ms. (4 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (0 resets) in 416 ms. (95 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (0 resets) in 564 ms. (70 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (0 resets) in 469 ms. (85 steps per ms) remains 9/9 properties
Interrupted probabilistic random walk after 378857 steps, run timeout after 42002 ms. (steps per millisecond=9 ) properties seen :0 out of 9
Probabilistic random walk after 378857 steps, saw 58268 distinct states, run finished after 42002 ms. (steps per millisecond=9 ) properties seen :0
// Phase 1: matrix 36135 rows 84 cols
[2025-06-03 22:33:52] [INFO ] Computed 12 invariants in 276 ms
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
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) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 24/84 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/84 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 36135/36219 variables, 84/96 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36219 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 0/36219 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36219/36219 variables, and 96 constraints, problems are : Problem set: 0 solved, 9 unsolved in 45036 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 84/84 constraints, PredecessorRefiner: 9/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Problem ResIsolation-PT-N08P4-ReachabilityFireability-2025-10 is UNSAT
FORMULA ResIsolation-PT-N08P4-ReachabilityFireability-2025-10 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 24/84 variables, 12/12 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/84 variables, 0/12 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 36135/36219 variables, 84/96 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36219 variables, 0/96 constraints. Problems are: Problem set: 1 solved, 8 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 36219/36219 variables, and 96 constraints, problems are : Problem set: 1 solved, 8 unsolved in 45036 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 84/84 constraints, PredecessorRefiner: 9/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90611ms problems are : Problem set: 1 solved, 8 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 60 out of 84 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 36135/36135 transitions.
Applied a total of 0 rules in 593 ms. Remains 84 /84 variables (removed 0) and now considering 36135/36135 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 594 ms. Remains : 84/84 places, 36135/36135 transitions.
RANDOM walk for 40000 steps (8 resets) in 26317 ms. (1 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (0 resets) in 484 ms. (82 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5112 ms. (7 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (0 resets) in 582 ms. (68 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (0 resets) in 517 ms. (77 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (0 resets) in 904 ms. (44 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6845 ms. (5 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (0 resets) in 503 ms. (79 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (0 resets) in 602 ms. (66 steps per ms) remains 8/8 properties
Interrupted probabilistic random walk after 287349 steps, run timeout after 33001 ms. (steps per millisecond=8 ) properties seen :0 out of 8
Probabilistic random walk after 287349 steps, saw 47632 distinct states, run finished after 33001 ms. (steps per millisecond=8 ) properties seen :0
[2025-06-03 22:36:08] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
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) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 24/84 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/84 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 36135/36219 variables, 84/96 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36219 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 0/36219 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36219/36219 variables, and 96 constraints, problems are : Problem set: 0 solved, 8 unsolved in 55471 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 84/84 constraints, PredecessorRefiner: 8/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 24/84 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/84 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 36135/36219 variables, 84/96 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36219 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 0/36219 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36219/36219 variables, and 96 constraints, problems are : Problem set: 0 solved, 8 unsolved in 54406 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 84/84 constraints, PredecessorRefiner: 8/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 110145ms problems are : Problem set: 0 solved, 8 unsolved
FORMULA ResIsolation-PT-N08P4-ReachabilityFireability-2025-02 TRUE TECHNIQUES PARIKH_WALK
FORMULA ResIsolation-PT-N08P4-ReachabilityFireability-2025-06 FALSE TECHNIQUES PARIKH_WALK
FORMULA ResIsolation-PT-N08P4-ReachabilityFireability-2025-08 TRUE TECHNIQUES PARIKH_WALK
FORMULA ResIsolation-PT-N08P4-ReachabilityFireability-2025-14 TRUE TECHNIQUES PARIKH_WALK
FORMULA ResIsolation-PT-N08P4-ReachabilityFireability-2025-15 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 5 properties in 19960 ms.
Support contains 60 out of 84 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 36135/36135 transitions.
Applied a total of 0 rules in 595 ms. Remains 84 /84 variables (removed 0) and now considering 36135/36135 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 595 ms. Remains : 84/84 places, 36135/36135 transitions.
RANDOM walk for 40000 steps (8 resets) in 27625 ms. (1 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4885 ms. (8 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (0 resets) in 463 ms. (86 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (0 resets) in 567 ms. (70 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 238626 steps, run timeout after 27001 ms. (steps per millisecond=8 ) properties seen :0 out of 3
Probabilistic random walk after 238626 steps, saw 41776 distinct states, run finished after 27001 ms. (steps per millisecond=8 ) properties seen :0
[2025-06-03 22:38:55] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 24/84 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/84 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 36135/36219 variables, 84/96 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36219 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/36219 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36219/36219 variables, and 96 constraints, problems are : Problem set: 0 solved, 3 unsolved in 27480 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 84/84 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 24/84 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/84 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 36135/36219 variables, 84/96 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36219 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/36219 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36219/36219 variables, and 96 constraints, problems are : Problem set: 0 solved, 3 unsolved in 30483 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 84/84 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 58217ms problems are : Problem set: 0 solved, 3 unsolved
FORMULA ResIsolation-PT-N08P4-ReachabilityFireability-2025-03 TRUE TECHNIQUES PARIKH_WALK
FORMULA ResIsolation-PT-N08P4-ReachabilityFireability-2025-04 FALSE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 18 steps, including 0 resets, run visited all 1 properties in 24 ms. (steps per millisecond=0 )
FORMULA ResIsolation-PT-N08P4-ReachabilityFireability-2025-05 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 3 properties in 4403 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 520828 ms.

BK_STOP 1748990398587

--------------------
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="ResIsolation-PT-N08P4"
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 ResIsolation-PT-N08P4, 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 r184-tall-174889263700223"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ResIsolation-PT-N08P4.tgz
mv ResIsolation-PT-N08P4 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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