Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r198-tall-174894533000574.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 ShieldIIPt-PT-050A, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r198-tall-174894533000574
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 688K
-rw-r--r-- 1 mcc users 6.5K 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 5.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K 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 3.6K 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 2.3K 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 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 108K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K 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 3.7K 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 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 265K 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 ShieldIIPt-PT-050A-ReachabilityCardinality-2025-00
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityCardinality-2025-01
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityCardinality-2025-02
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityCardinality-2025-03
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityCardinality-2025-04
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityCardinality-2025-05
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityCardinality-2025-06
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityCardinality-2025-07
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityCardinality-2025-08
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityCardinality-2025-09
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityCardinality-2025-10
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityCardinality-2025-11
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityCardinality-2025-12
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityCardinality-2025-13
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityCardinality-2025-14
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1749164793755

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldIIPt-PT-050A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-06-05 23:06:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 23:06:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 23:06:35] [INFO ] Load time of PNML (sax parser for PT used): 114 ms
[2025-06-05 23:06:35] [INFO ] Transformed 953 places.
[2025-06-05 23:06:35] [INFO ] Transformed 703 transitions.
[2025-06-05 23:06:35] [INFO ] Found NUPN structural information;
[2025-06-05 23:06:35] [INFO ] Parsed PT model containing 953 places and 703 transitions and 3006 arcs in 215 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 13 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA ShieldIIPt-PT-050A-ReachabilityCardinality-2025-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-050A-ReachabilityCardinality-2025-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-050A-ReachabilityCardinality-2025-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-050A-ReachabilityCardinality-2025-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 2250 ms. (17 steps per ms) remains 10/12 properties
FORMULA ShieldIIPt-PT-050A-ReachabilityCardinality-2025-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-050A-ReachabilityCardinality-2025-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-06-05 23:06:36] [INFO ] Flatten gal took : 354 ms
BEST_FIRST walk for 40004 steps (8 resets) in 723 ms. (55 steps per ms) remains 10/10 properties
[2025-06-05 23:06:36] [INFO ] Flatten gal took : 105 ms
[2025-06-05 23:06:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6952495069747870777.gal : 46 ms
[2025-06-05 23:06:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11303472425407267747.prop : 2 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/ReachabilityCardinality6952495069747870777.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11303472425407267747.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
BEST_FIRST walk for 40003 steps (8 resets) in 823 ms. (48 steps per ms) remains 10/10 properties
Loading property file /tmp/ReachabilityCardinality11303472425407267747.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 496 ms. (80 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 541 ms. (73 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 692 ms. (57 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 461 ms. (86 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 479 ms. (83 steps per ms) remains 9/10 properties
FORMULA ShieldIIPt-PT-050A-ReachabilityCardinality-2025-10 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 531 ms. (75 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 507 ms. (78 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 346 ms. (115 steps per ms) remains 9/9 properties
// Phase 1: matrix 702 rows 953 cols
[2025-06-05 23:06:37] [INFO ] Computed 451 invariants in 20 ms
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :2 after 3
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :4 after 12
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :12 after 25
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :25 after 51
Reachability property ShieldIIPt-PT-050A-ReachabilityCardinality-2025-14 is true.
FORMULA ShieldIIPt-PT-050A-ReachabilityCardinality-2025-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Invariant property ShieldIIPt-PT-050A-ReachabilityCardinality-2025-09 does not hold.
FORMULA ShieldIIPt-PT-050A-ReachabilityCardinality-2025-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :51 after 100
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :100 after 150
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :150 after 431
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :431 after 36442
SDD proceeding with computation,8 properties remain. new max is 512
SDD size :36442 after 783502
SDD proceeding with computation,8 properties remain. new max is 1024
SDD size :783502 after 3.3502e+11
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/96 variables, 96/96 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/96 variables, 0/96 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 105/201 variables, 90/186 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 105/291 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 0/291 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 752/953 variables, 361/652 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/953 variables, 752/1404 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/953 variables, 0/1404 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 702/1655 variables, 953/2357 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1655 variables, 0/2357 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 10 (OVERLAPS) 0/1655 variables, 0/2357 constraints. Problems are: Problem set: 2 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1655/1655 variables, and 2357 constraints, problems are : Problem set: 2 solved, 7 unsolved in 1317 ms.
Refiners :[Domain max(s): 953/953 constraints, Positive P Invariants (semi-flows): 451/451 constraints, State Equation: 953/953 constraints, PredecessorRefiner: 9/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 7 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/94 variables, 94/94 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/94 variables, 0/94 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 105/199 variables, 89/183 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/199 variables, 105/288 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 0/288 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 754/953 variables, 362/650 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/953 variables, 754/1404 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/953 variables, 0/1404 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 702/1655 variables, 953/2357 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1655 variables, 6/2363 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1655 variables, 0/2363 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 11 (OVERLAPS) 0/1655 variables, 0/2363 constraints. Problems are: Problem set: 2 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1655/1655 variables, and 2363 constraints, problems are : Problem set: 2 solved, 7 unsolved in 3528 ms.
Refiners :[Domain max(s): 953/953 constraints, Positive P Invariants (semi-flows): 451/451 constraints, State Equation: 953/953 constraints, PredecessorRefiner: 7/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4947ms problems are : Problem set: 2 solved, 7 unsolved
Fused 7 Parikh solutions to 6 different solutions.
FORMULA ShieldIIPt-PT-050A-ReachabilityCardinality-2025-01 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 30878 ms.
Support contains 90 out of 953 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 953/953 places, 702/702 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 953 transition count 701
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 952 transition count 701
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 18 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 951 transition count 700
Partial Free-agglomeration rule applied 78 times.
Drop transitions (Partial Free agglomeration) removed 78 transitions
Iterating global reduction 0 with 78 rules applied. Total rules applied 82 place count 951 transition count 700
Applied a total of 82 rules in 394 ms. Remains 951 /953 variables (removed 2) and now considering 700/702 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 418 ms. Remains : 951/953 places, 700/702 transitions.
RANDOM walk for 40000 steps (8 resets) in 1467 ms. (27 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 605 ms. (66 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 547 ms. (72 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 529 ms. (75 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 451 ms. (88 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 490 ms. (81 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 441 ms. (90 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 55243 steps, run timeout after 3002 ms. (steps per millisecond=18 ) properties seen :2 out of 6
Probabilistic random walk after 55243 steps, saw 53950 distinct states, run finished after 3016 ms. (steps per millisecond=18 ) properties seen :2
FORMULA ShieldIIPt-PT-050A-ReachabilityCardinality-2025-07 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA ShieldIIPt-PT-050A-ReachabilityCardinality-2025-03 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
// Phase 1: matrix 700 rows 951 cols
[2025-06-05 23:07:18] [INFO ] Computed 451 invariants in 4 ms
[2025-06-05 23:07:18] [INFO ] State equation strengthened by 42 read => feed constraints.
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) 0/74 variables, 74/74 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 88/162 variables, 72/146 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/162 variables, 88/234 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/162 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 789/951 variables, 379/613 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/951 variables, 789/1402 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/951 variables, 0/1402 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 700/1651 variables, 951/2353 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1651 variables, 42/2395 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1651 variables, 0/2395 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 0/1651 variables, 0/2395 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1651/1651 variables, and 2395 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1407 ms.
Refiners :[Domain max(s): 951/951 constraints, Positive P Invariants (semi-flows): 451/451 constraints, State Equation: 951/951 constraints, ReadFeed: 42/42 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) 0/74 variables, 74/74 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 88/162 variables, 72/146 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/162 variables, 88/234 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/162 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 789/951 variables, 379/613 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/951 variables, 789/1402 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/951 variables, 0/1402 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 700/1651 variables, 951/2353 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1651 variables, 42/2395 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1651 variables, 3/2398 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1651 variables, 0/2398 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 0/1651 variables, 0/2398 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1651/1651 variables, and 2398 constraints, problems are : Problem set: 0 solved, 4 unsolved in 2494 ms.
Refiners :[Domain max(s): 951/951 constraints, Positive P Invariants (semi-flows): 451/451 constraints, State Equation: 951/951 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3945ms problems are : Problem set: 0 solved, 4 unsolved
FORMULA ShieldIIPt-PT-050A-ReachabilityCardinality-2025-12 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 15382 ms.
Support contains 50 out of 951 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 951/951 places, 700/700 transitions.
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 951 transition count 700
Applied a total of 8 rules in 86 ms. Remains 951 /951 variables (removed 0) and now considering 700/700 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 86 ms. Remains : 951/951 places, 700/700 transitions.
RANDOM walk for 40000 steps (8 resets) in 635 ms. (62 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 361 ms. (110 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 332 ms. (120 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 309 ms. (129 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 179613 steps, run timeout after 3001 ms. (steps per millisecond=59 ) properties seen :0 out of 3
Probabilistic random walk after 179613 steps, saw 175818 distinct states, run finished after 3002 ms. (steps per millisecond=59 ) properties seen :0
// Phase 1: matrix 700 rows 951 cols
[2025-06-05 23:07:41] [INFO ] Computed 451 invariants in 5 ms
[2025-06-05 23:07:41] [INFO ] State equation strengthened by 47 read => feed constraints.
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) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 65/115 variables, 50/100 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/115 variables, 65/165 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/115 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 836/951 variables, 401/566 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/951 variables, 836/1402 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/951 variables, 0/1402 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 700/1651 variables, 951/2353 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1651 variables, 47/2400 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1651 variables, 0/2400 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/1651 variables, 0/2400 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1651/1651 variables, and 2400 constraints, problems are : Problem set: 0 solved, 3 unsolved in 655 ms.
Refiners :[Domain max(s): 951/951 constraints, Positive P Invariants (semi-flows): 451/451 constraints, State Equation: 951/951 constraints, ReadFeed: 47/47 constraints, PredecessorRefiner: 3/2 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 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 65/115 variables, 50/100 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/115 variables, 65/165 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/115 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 836/951 variables, 401/566 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/951 variables, 836/1402 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/951 variables, 0/1402 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 700/1651 variables, 951/2353 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1651 variables, 47/2400 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1651 variables, 2/2402 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1651 variables, 0/2402 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 0/1651 variables, 0/2402 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1651/1651 variables, and 2402 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1657 ms.
Refiners :[Domain max(s): 951/951 constraints, Positive P Invariants (semi-flows): 451/451 constraints, State Equation: 951/951 constraints, ReadFeed: 47/47 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2343ms problems are : Problem set: 0 solved, 3 unsolved
FORMULA ShieldIIPt-PT-050A-ReachabilityCardinality-2025-13 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 9697 ms.
Support contains 46 out of 951 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 951/951 places, 700/700 transitions.
Applied a total of 0 rules in 24 ms. Remains 951 /951 variables (removed 0) and now considering 700/700 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 951/951 places, 700/700 transitions.
RANDOM walk for 40000 steps (8 resets) in 547 ms. (72 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 347 ms. (114 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 346 ms. (115 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 195711 steps, run timeout after 3091 ms. (steps per millisecond=63 ) properties seen :0 out of 2
Probabilistic random walk after 195711 steps, saw 191454 distinct states, run finished after 3091 ms. (steps per millisecond=63 ) properties seen :0
[2025-06-05 23:07:56] [INFO ] Invariant cache hit.
[2025-06-05 23:07:56] [INFO ] State equation strengthened by 47 read => feed constraints.
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) 0/46 variables, 46/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 61/107 variables, 46/92 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/107 variables, 61/153 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 844/951 variables, 405/558 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/951 variables, 844/1402 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/951 variables, 0/1402 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 700/1651 variables, 951/2353 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1651 variables, 47/2400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1651 variables, 0/2400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/1651 variables, 0/2400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1651/1651 variables, and 2400 constraints, problems are : Problem set: 0 solved, 2 unsolved in 602 ms.
Refiners :[Domain max(s): 951/951 constraints, Positive P Invariants (semi-flows): 451/451 constraints, State Equation: 951/951 constraints, ReadFeed: 47/47 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 46/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 61/107 variables, 46/92 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/107 variables, 61/153 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 844/951 variables, 405/558 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/951 variables, 844/1402 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/951 variables, 0/1402 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 700/1651 variables, 951/2353 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1651 variables, 47/2400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1651 variables, 1/2401 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1651 variables, 0/2401 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/1651 variables, 0/2401 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1651/1651 variables, and 2401 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1182 ms.
Refiners :[Domain max(s): 951/951 constraints, Positive P Invariants (semi-flows): 451/451 constraints, State Equation: 951/951 constraints, ReadFeed: 47/47 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1800ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 6027 ms.
Support contains 46 out of 951 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 951/951 places, 700/700 transitions.
Applied a total of 0 rules in 22 ms. Remains 951 /951 variables (removed 0) and now considering 700/700 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 951/951 places, 700/700 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 951/951 places, 700/700 transitions.
Applied a total of 0 rules in 21 ms. Remains 951 /951 variables (removed 0) and now considering 700/700 (removed 0) transitions.
[2025-06-05 23:08:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 23:08:05] [INFO ] Implicit Places using invariants in 565 ms returned [943, 944]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 576 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 949/951 places, 700/700 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 949 transition count 699
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 948 transition count 699
Applied a total of 2 rules in 34 ms. Remains 948 /949 variables (removed 1) and now considering 699/700 (removed 1) transitions.
// Phase 1: matrix 699 rows 948 cols
[2025-06-05 23:08:05] [INFO ] Computed 449 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 23:08:05] [INFO ] Implicit Places using invariants in 514 ms returned [937]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 516 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 947/951 places, 699/700 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 946 transition count 698
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 946 transition count 698
Applied a total of 2 rules in 71 ms. Remains 946 /947 variables (removed 1) and now considering 698/699 (removed 1) transitions.
// Phase 1: matrix 698 rows 946 cols
[2025-06-05 23:08:05] [INFO ] Computed 448 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 23:08:06] [INFO ] Implicit Places using invariants in 429 ms returned []
[2025-06-05 23:08:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 23:08:06] [INFO ] State equation strengthened by 44 read => feed constraints.
[2025-06-05 23:08:07] [INFO ] Implicit Places using invariants and state equation in 1584 ms returned []
Implicit Place search using SMT with State Equation took 2015 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 946/951 places, 698/700 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 3234 ms. Remains : 946/951 places, 698/700 transitions.
RANDOM walk for 40000 steps (8 resets) in 705 ms. (56 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 416 ms. (95 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 322 ms. (123 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 195371 steps, run timeout after 3001 ms. (steps per millisecond=65 ) properties seen :0 out of 2
Probabilistic random walk after 195371 steps, saw 191134 distinct states, run finished after 3002 ms. (steps per millisecond=65 ) properties seen :0
[2025-06-05 23:08:11] [INFO ] Invariant cache hit.
[2025-06-05 23:08:11] [INFO ] State equation strengthened by 44 read => feed constraints.
Starting Z3 with timeout 105.0 s and query timeout 10500.0 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, 2 unsolved
At refinement iteration 1 (OVERLAPS) 60/106 variables, 46/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 840/946 variables, 402/448 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/946 variables, 0/448 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 698/1644 variables, 946/1394 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1644 variables, 44/1438 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1644 variables, 0/1438 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/1644 variables, 0/1438 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1644/1644 variables, and 1438 constraints, problems are : Problem set: 0 solved, 2 unsolved in 503 ms.
Refiners :[Positive P Invariants (semi-flows): 448/448 constraints, State Equation: 946/946 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 60/106 variables, 46/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 840/946 variables, 402/448 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/946 variables, 0/448 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 698/1644 variables, 946/1394 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1644 variables, 44/1438 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1644 variables, 1/1439 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1644 variables, 0/1439 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 0/1644 variables, 0/1439 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1644/1644 variables, and 1439 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1177 ms.
Refiners :[Positive P Invariants (semi-flows): 448/448 constraints, State Equation: 946/946 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1701ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 5932 ms.
Support contains 46 out of 946 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 946/946 places, 698/698 transitions.
Applied a total of 0 rules in 30 ms. Remains 946 /946 variables (removed 0) and now considering 698/698 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 946/946 places, 698/698 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 946/946 places, 698/698 transitions.
Applied a total of 0 rules in 24 ms. Remains 946 /946 variables (removed 0) and now considering 698/698 (removed 0) transitions.
[2025-06-05 23:08:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 23:08:19] [INFO ] Implicit Places using invariants in 423 ms returned []
[2025-06-05 23:08:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 23:08:19] [INFO ] State equation strengthened by 44 read => feed constraints.
[2025-06-05 23:08:21] [INFO ] Implicit Places using invariants and state equation in 1547 ms returned []
Implicit Place search using SMT with State Equation took 1988 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 23:08:21] [INFO ] Redundant transitions in 34 ms returned []
Running 697 sub problems to find dead transitions.
[2025-06-05 23:08:21] [INFO ] Invariant cache hit.
[2025-06-05 23:08:21] [INFO ] State equation strengthened by 44 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/945 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 697 unsolved
At refinement iteration 1 (OVERLAPS) 1/946 variables, 448/448 constraints. Problems are: Problem set: 0 solved, 697 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 946/1644 variables, and 448 constraints, problems are : Problem set: 0 solved, 697 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 448/448 constraints, State Equation: 0/946 constraints, ReadFeed: 0/44 constraints, PredecessorRefiner: 697/697 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 697 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/945 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 697 unsolved
At refinement iteration 1 (OVERLAPS) 1/946 variables, 448/448 constraints. Problems are: Problem set: 0 solved, 697 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 946/1644 variables, and 448 constraints, problems are : Problem set: 0 solved, 697 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 448/448 constraints, State Equation: 0/946 constraints, ReadFeed: 0/44 constraints, PredecessorRefiner: 0/697 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60302ms problems are : Problem set: 0 solved, 697 unsolved
Search for dead transitions found 0 dead transitions in 60306ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62367 ms. Remains : 946/946 places, 698/698 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 41 times.
Drop transitions (Partial Free agglomeration) removed 41 transitions
Iterating global reduction 0 with 41 rules applied. Total rules applied 41 place count 946 transition count 698
Drop transitions (Redundant composition of simpler transitions.) removed 41 transitions
Redundant transition composition rules discarded 41 transitions
Iterating global reduction 0 with 41 rules applied. Total rules applied 82 place count 946 transition count 657
Applied a total of 82 rules in 91 ms. Remains 946 /946 variables (removed 0) and now considering 657/698 (removed 41) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 657 rows 946 cols
[2025-06-05 23:09:21] [INFO ] Computed 448 invariants in 2 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-05 23:09:21] [INFO ] After 122ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-05 23:09:21] [INFO ] [Nat]Absence check using 448 positive place invariants in 55 ms returned sat
[2025-06-05 23:09:22] [INFO ] After 414ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2025-06-05 23:09:22] [INFO ] After 568ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-05 23:09:22] [INFO ] After 883ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2025-06-05 23:09:22] [INFO ] Flatten gal took : 141 ms
[2025-06-05 23:09:22] [INFO ] Flatten gal took : 55 ms
[2025-06-05 23:09:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9106225427087314493.gal : 17 ms
[2025-06-05 23:09:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3768224215572289572.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/ReachabilityCardinality9106225427087314493.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3768224215572289572.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 ...328
Loading property file /tmp/ReachabilityCardinality3768224215572289572.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :3 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 14
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :14 after 27
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :27 after 53
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :53 after 102
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :102 after 278
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :278 after 10599
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :10599 after 206769
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :206769 after 6.0357e+07
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6.0357e+07 after 3.88468e+10
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3.88468e+10 after 6.44813e+13
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6.44813e+13 after 4.39798e+19
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :4.39798e+19 after 5.0706e+47
Detected timeout of ITS tools.
[2025-06-05 23:09:37] [INFO ] Flatten gal took : 46 ms
[2025-06-05 23:09:37] [INFO ] Applying decomposition
[2025-06-05 23:09:37] [INFO ] Flatten gal took : 53 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/graph7904232501064100254.txt' '-o' '/tmp/graph7904232501064100254.bin' '-w' '/tmp/graph7904232501064100254.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph7904232501064100254.bin' '-l' '-1' '-v' '-w' '/tmp/graph7904232501064100254.weights' '-q' '0' '-e' '0.001'
[2025-06-05 23:09:38] [INFO ] Decomposing Gal with order
[2025-06-05 23:09:38] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 23:09:38] [INFO ] Removed a total of 188 redundant transitions.
[2025-06-05 23:09:38] [INFO ] Flatten gal took : 124 ms
[2025-06-05 23:09:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 68 ms.
[2025-06-05 23:09:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4235486223810177977.gal : 19 ms
[2025-06-05 23:09:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6100981799326108067.prop : 0 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/ReachabilityCardinality4235486223810177977.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6100981799326108067.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 ...307
Loading property file /tmp/ReachabilityCardinality6100981799326108067.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 59009
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :59009 after 59009
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :59009 after 59009
Reachability property ShieldIIPt-PT-050A-ReachabilityCardinality-2025-06 is true.
Reachability property ShieldIIPt-PT-050A-ReachabilityCardinality-2025-02 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 17 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,1.3813e+92,3.33285,117756,7608,138,141537,607,1031,991399,47,4584,0
Total reachable state count : 1.381295562374849389489291252766286052045e+92

Verifying 2 reachability properties.
Reachability property ShieldIIPt-PT-050A-ReachabilityCardinality-2025-02 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
ShieldIIPt-PT-050A-ReachabilityCardinality-2025-02,1.15908e+79,3.72792,117756,4833,122,141537,607,1196,991399,60,4584,0
Reachability property ShieldIIPt-PT-050A-ReachabilityCardinality-2025-06 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
ShieldIIPt-PT-050A-ReachabilityCardinality-2025-06,9.5595e+86,4.12047,117756,6210,90,141537,607,1260,991399,62,4584,0
Over-approximation ignoring read arcs solved 0 properties in 21312 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-05 23:09:42] [INFO ] Flatten gal took : 40 ms
[2025-06-05 23:09:42] [INFO ] Applying decomposition
[2025-06-05 23:09:42] [INFO ] Flatten gal took : 39 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/graph11416611825903185376.txt' '-o' '/tmp/graph11416611825903185376.bin' '-w' '/tmp/graph11416611825903185376.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph11416611825903185376.bin' '-l' '-1' '-v' '-w' '/tmp/graph11416611825903185376.weights' '-q' '0' '-e' '0.001'
[2025-06-05 23:09:42] [INFO ] Decomposing Gal with order
[2025-06-05 23:09:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 23:09:43] [INFO ] Removed a total of 150 redundant transitions.
[2025-06-05 23:09:43] [INFO ] Flatten gal took : 58 ms
[2025-06-05 23:09:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 38 ms.
[2025-06-05 23:09:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1482762966501185709.gal : 12 ms
[2025-06-05 23:09:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13675928868259547091.prop : 0 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/ReachabilityCardinality1482762966501185709.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13675928868259547091.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/ReachabilityCardinality13675928868259547091.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 1217
Reachability property ShieldIIPt-PT-050A-ReachabilityCardinality-2025-06 is true.
FORMULA ShieldIIPt-PT-050A-ReachabilityCardinality-2025-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Reachability property ShieldIIPt-PT-050A-ReachabilityCardinality-2025-02 is true.
FORMULA ShieldIIPt-PT-050A-ReachabilityCardinality-2025-02 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 5 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,4.07407e+140,0.628558,25088,420,25,40196,211,944,74666,31,753,0
Total reachable state count : 4.074071952668972171856579233534680080303e+140

Verifying 2 reachability properties.
Reachability property ShieldIIPt-PT-050A-ReachabilityCardinality-2025-02 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
ShieldIIPt-PT-050A-ReachabilityCardinality-2025-02,5.16325e+126,0.635158,25344,236,28,40196,211,1099,74666,46,753,0
Reachability property ShieldIIPt-PT-050A-ReachabilityCardinality-2025-06 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
ShieldIIPt-PT-050A-ReachabilityCardinality-2025-06,1.62963e+137,0.637448,25344,152,19,40196,211,1177,74666,48,753,0
All properties solved without resorting to model-checking.
Total runtime 188681 ms.

BK_STOP 1749164983846

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -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 ReachabilityCardinality -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="ShieldIIPt-PT-050A"
export BK_EXAMINATION="ReachabilityCardinality"
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 ShieldIIPt-PT-050A, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r198-tall-174894533000574"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPt-PT-050A.tgz
mv ShieldIIPt-PT-050A execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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