MCC'2025- Execution of r198-tall-174894533000575

About the Execution of ITS-Tools for ShieldIIPt-PT-050A

Execution Summary
Max Memory Used (MB)	Time wait (ms)	CPU Usage (ms)	I/O Wait (ms)	Computed Result	Execution Status
0.000	44077.00	0.00	0.00	TTTFTFFTTTFFTTFF	normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r198-tall-174894533000575.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 ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r198-tall-174894533000575
=====================================================================

--------------------
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-ReachabilityFireability-2025-00
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityFireability-2025-01
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityFireability-2025-02
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityFireability-2025-03
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityFireability-2025-04
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityFireability-2025-05
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityFireability-2025-06
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityFireability-2025-07
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityFireability-2025-08
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityFireability-2025-09
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityFireability-2025-10
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityFireability-2025-11
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityFireability-2025-12
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityFireability-2025-13
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityFireability-2025-14
FORMULA_NAME ShieldIIPt-PT-050A-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1749164993598

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
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
ReachabilityFireability PT
Running Version 202505121319
[2025-06-05 23:09:54] [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]
[2025-06-05 23:09:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 23:09:54] [INFO ] Load time of PNML (sax parser for PT used): 111 ms
[2025-06-05 23:09:54] [INFO ] Transformed 953 places.
[2025-06-05 23:09:54] [INFO ] Transformed 703 transitions.
[2025-06-05 23:09:54] [INFO ] Found NUPN structural information;
[2025-06-05 23:09:54] [INFO ] Parsed PT model containing 953 places and 703 transitions and 3006 arcs in 214 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
RANDOM walk for 40000 steps (8 resets) in 2338 ms. (17 steps per ms) remains 11/16 properties
FORMULA ShieldIIPt-PT-050A-ReachabilityFireability-2025-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-050A-ReachabilityFireability-2025-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-050A-ReachabilityFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-050A-ReachabilityFireability-2025-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-050A-ReachabilityFireability-2025-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-06-05 23:09:55] [INFO ] Flatten gal took : 272 ms
[2025-06-05 23:09:55] [INFO ] Flatten gal took : 84 ms
[2025-06-05 23:09:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16315721631809277989.gal : 39 ms
[2025-06-05 23:09:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1066637510815354392.prop : 9 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/ReachabilityCardinality16315721631809277989.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1066637510815354392.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (8 resets) in 758 ms. (52 steps per ms) remains 11/11 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/ReachabilityCardinality1066637510815354392.prop.
BEST_FIRST walk for 40003 steps (8 resets) in 727 ms. (54 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 540 ms. (73 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1092 ms. (36 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 450 ms. (88 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 447 ms. (89 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 468 ms. (85 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 306 ms. (130 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 367 ms. (108 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 402 ms. (99 steps per ms) remains 11/11 properties
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :2 after 3
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :4 after 12
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :12 after 25
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :25 after 51
BEST_FIRST walk for 40003 steps (8 resets) in 407 ms. (98 steps per ms) remains 11/11 properties
Reachability property ShieldIIPt-PT-050A-ReachabilityFireability-2025-09 is true.
FORMULA ShieldIIPt-PT-050A-ReachabilityFireability-2025-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property ShieldIIPt-PT-050A-ReachabilityFireability-2025-08 is true.
FORMULA ShieldIIPt-PT-050A-ReachabilityFireability-2025-08 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,9 properties remain. new max is 32
SDD size :51 after 100
// Phase 1: matrix 702 rows 953 cols
SDD proceeding with computation,9 properties remain. new max is 64
SDD size :100 after 150
[2025-06-05 23:09:57] [INFO ] Computed 451 invariants in 34 ms
SDD proceeding with computation,9 properties remain. new max is 128
SDD size :150 after 431
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,9 properties remain. new max is 256
SDD size :431 after 36442
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 271/271 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 229/500 variables, 235/506 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/500 variables, 229/735 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/500 variables, 0/735 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 453/953 variables, 216/951 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/953 variables, 453/1404 constraints. Problems are: Problem set: 0 solved, 9 unsolved
SDD proceeding with computation,9 properties remain. new max is 512
SDD size :36442 after 783502
At refinement iteration 7 (INCLUDED_ONLY) 0/953 variables, 0/1404 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 702/1655 variables, 953/2357 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1655 variables, 0/2357 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 0/1655 variables, 0/2357 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1655/1655 variables, and 2357 constraints, problems are : Problem set: 0 solved, 9 unsolved in 2224 ms.
Refiners :[Domain max(s): 953/953 constraints, Positive P Invariants (semi-flows): 451/451 constraints, State Equation: 953/953 constraints, PredecessorRefiner: 9/4 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 271/271 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 229/500 variables, 235/506 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/500 variables, 229/735 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/500 variables, 0/735 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 453/953 variables, 216/951 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/953 variables, 453/1404 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/953 variables, 0/1404 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 702/1655 variables, 953/2357 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1655 variables, 4/2361 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1655 variables, 0/2361 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (OVERLAPS) 0/1655 variables, 0/2361 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1655/1655 variables, and 2361 constraints, problems are : Problem set: 0 solved, 9 unsolved in 4038 ms.
Refiners :[Domain max(s): 953/953 constraints, Positive P Invariants (semi-flows): 451/451 constraints, State Equation: 953/953 constraints, PredecessorRefiner: 9/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6401ms problems are : Problem set: 0 solved, 9 unsolved
FORMULA ShieldIIPt-PT-050A-ReachabilityFireability-2025-05 FALSE TECHNIQUES PARIKH_WALK
FORMULA ShieldIIPt-PT-050A-ReachabilityFireability-2025-04 TRUE TECHNIQUES PARIKH_WALK
FORMULA ShieldIIPt-PT-050A-ReachabilityFireability-2025-02 TRUE TECHNIQUES PARIKH_WALK
FORMULA ShieldIIPt-PT-050A-ReachabilityFireability-2025-01 TRUE TECHNIQUES PARIKH_WALK
FORMULA ShieldIIPt-PT-050A-ReachabilityFireability-2025-00 TRUE TECHNIQUES PARIKH_WALK
FORMULA ShieldIIPt-PT-050A-ReachabilityFireability-2025-11 FALSE TECHNIQUES PARIKH_WALK
FORMULA ShieldIIPt-PT-050A-ReachabilityFireability-2025-06 FALSE TECHNIQUES PARIKH_WALK
FORMULA ShieldIIPt-PT-050A-ReachabilityFireability-2025-03 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 8 properties in 20705 ms.
Support contains 35 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 3 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 3 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 94 times.
Drop transitions (Partial Free agglomeration) removed 94 transitions
Iterating global reduction 0 with 94 rules applied. Total rules applied 98 place count 951 transition count 700
Applied a total of 98 rules in 254 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 261 ms. Remains : 951/953 places, 700/702 transitions.
RANDOM walk for 40000 steps (8 resets) in 1135 ms. (35 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 351 ms. (113 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 290497 steps, run timeout after 3044 ms. (steps per millisecond=95 ) properties seen :0 out of 1
Probabilistic random walk after 290497 steps, saw 281097 distinct states, run finished after 3050 ms. (steps per millisecond=95 ) properties seen :0
// Phase 1: matrix 700 rows 951 cols
[2025-06-05 23:10:28] [INFO ] Computed 451 invariants in 5 ms
[2025-06-05 23:10:28] [INFO ] State equation strengthened by 48 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) 0/35 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/35 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 42/77 variables, 36/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 42/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 874/951 variables, 415/528 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/951 variables, 874/1402 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/951 variables, 0/1402 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 700/1651 variables, 951/2353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1651 variables, 48/2401 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1651 variables, 0/2401 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/1651 variables, 0/2401 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1651/1651 variables, and 2401 constraints, problems are : Problem set: 0 solved, 1 unsolved in 465 ms.
Refiners :[Domain max(s): 951/951 constraints, Positive P Invariants (semi-flows): 451/451 constraints, State Equation: 951/951 constraints, ReadFeed: 48/48 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/35 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 42/77 variables, 36/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 42/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 874/951 variables, 415/528 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/951 variables, 874/1402 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/951 variables, 0/1402 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 700/1651 variables, 951/2353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1651 variables, 48/2401 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1651 variables, 0/2401 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/1651 variables, 0/2401 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1651/1651 variables, and 2401 constraints, problems are : Problem set: 0 solved, 1 unsolved in 641 ms.
Refiners :[Domain max(s): 951/951 constraints, Positive P Invariants (semi-flows): 451/451 constraints, State Equation: 951/951 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1134ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 359 ms.
Support contains 35 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 35 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 35 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 36 ms. Remains 951 /951 variables (removed 0) and now considering 700/700 (removed 0) transitions.
[2025-06-05 23:10:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 23:10:30] [INFO ] Implicit Places using invariants in 538 ms returned [943, 944]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 548 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 2 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 50 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 23:10:30] [INFO ] Computed 449 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 23:10:31] [INFO ] Implicit Places using invariants in 513 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 114 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 23:10:31] [INFO ] Computed 448 invariants in 16 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 23:10:31] [INFO ] Implicit Places using invariants in 403 ms returned []
[2025-06-05 23:10:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 23:10:31] [INFO ] State equation strengthened by 45 read => feed constraints.
[2025-06-05 23:10:32] [INFO ] Implicit Places using invariants and state equation in 1416 ms returned []
Implicit Place search using SMT with State Equation took 1821 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 3088 ms. Remains : 946/951 places, 698/700 transitions.
RANDOM walk for 40000 steps (8 resets) in 534 ms. (74 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 420 ms. (95 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 285971 steps, run timeout after 3001 ms. (steps per millisecond=95 ) properties seen :0 out of 1
Probabilistic random walk after 285971 steps, saw 276911 distinct states, run finished after 3001 ms. (steps per millisecond=95 ) properties seen :0
[2025-06-05 23:10:36] [INFO ] Invariant cache hit.
[2025-06-05 23:10:36] [INFO ] State equation strengthened by 45 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) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 42/77 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/77 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 869/946 variables, 412/448 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/946 variables, 0/448 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 698/1644 variables, 946/1394 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1644 variables, 45/1439 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1644 variables, 0/1439 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/1644 variables, 0/1439 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1644/1644 variables, and 1439 constraints, problems are : Problem set: 0 solved, 1 unsolved in 397 ms.
Refiners :[Positive P Invariants (semi-flows): 448/448 constraints, State Equation: 946/946 constraints, ReadFeed: 45/45 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) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 42/77 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/77 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 869/946 variables, 412/448 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/946 variables, 0/448 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 698/1644 variables, 946/1394 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1644 variables, 45/1439 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1644 variables, 0/1439 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/1644 variables, 0/1439 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1644/1644 variables, and 1439 constraints, problems are : Problem set: 0 solved, 1 unsolved in 649 ms.
Refiners :[Positive P Invariants (semi-flows): 448/448 constraints, State Equation: 946/946 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1067ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 13952 steps, including 58 resets, run visited all 1 properties in 126 ms. (steps per millisecond=110 )
FORMULA ShieldIIPt-PT-050A-ReachabilityFireability-2025-10 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 129 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 42796 ms.

BK_STOP 1749165037675

--------------------
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="ShieldIIPt-PT-050A"
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 ShieldIIPt-PT-050A, 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 r198-tall-174894533000575"
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 [ "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 ;