About the Execution of ITS-Tools for ShieldIIPt-PT-030A
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 652167.00 | 0.00 | 0.00 | FFFFFFFFFFTFTFFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r198-tall-174894532900540.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-030A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r198-tall-174894532900540
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 588K
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K 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 44K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 137K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 31K 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 159K 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-030A-LTLFireability-00
FORMULA_NAME ShieldIIPt-PT-030A-LTLFireability-01
FORMULA_NAME ShieldIIPt-PT-030A-LTLFireability-02
FORMULA_NAME ShieldIIPt-PT-030A-LTLFireability-03
FORMULA_NAME ShieldIIPt-PT-030A-LTLFireability-04
FORMULA_NAME ShieldIIPt-PT-030A-LTLFireability-05
FORMULA_NAME ShieldIIPt-PT-030A-LTLFireability-06
FORMULA_NAME ShieldIIPt-PT-030A-LTLFireability-07
FORMULA_NAME ShieldIIPt-PT-030A-LTLFireability-08
FORMULA_NAME ShieldIIPt-PT-030A-LTLFireability-09
FORMULA_NAME ShieldIIPt-PT-030A-LTLFireability-10
FORMULA_NAME ShieldIIPt-PT-030A-LTLFireability-11
FORMULA_NAME ShieldIIPt-PT-030A-LTLFireability-12
FORMULA_NAME ShieldIIPt-PT-030A-LTLFireability-13
FORMULA_NAME ShieldIIPt-PT-030A-LTLFireability-14
FORMULA_NAME ShieldIIPt-PT-030A-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1749144219992
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldIIPt-PT-030A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-05 17:23:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 17:23:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 17:23:41] [INFO ] Load time of PNML (sax parser for PT used): 102 ms
[2025-06-05 17:23:41] [INFO ] Transformed 573 places.
[2025-06-05 17:23:41] [INFO ] Transformed 423 transitions.
[2025-06-05 17:23:41] [INFO ] Found NUPN structural information;
[2025-06-05 17:23:41] [INFO ] Parsed PT model containing 573 places and 423 transitions and 1806 arcs in 199 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA ShieldIIPt-PT-030A-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-030A-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-030A-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-030A-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 53 out of 573 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 573/573 places, 422/422 transitions.
Applied a total of 0 rules in 53 ms. Remains 573 /573 variables (removed 0) and now considering 422/422 (removed 0) transitions.
// Phase 1: matrix 422 rows 573 cols
[2025-06-05 17:23:41] [INFO ] Computed 271 invariants in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:23:42] [INFO ] Implicit Places using invariants in 550 ms returned []
[2025-06-05 17:23:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:23:42] [INFO ] Implicit Places using invariants and state equation in 583 ms returned []
Implicit Place search using SMT with State Equation took 1166 ms to find 0 implicit places.
Running 421 sub problems to find dead transitions.
[2025-06-05 17:23:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 995/995 variables, and 1417 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30293 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 421 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/995 variables, 421/1838 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 995/995 variables, and 1838 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30026 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60491ms problems are : Problem set: 0 solved, 421 unsolved
Search for dead transitions found 0 dead transitions in 60503ms
Finished structural reductions in LTL mode , in 1 iterations and 61742 ms. Remains : 573/573 places, 422/422 transitions.
Support contains 53 out of 573 places after structural reductions.
[2025-06-05 17:24:43] [INFO ] Flatten gal took : 88 ms
[2025-06-05 17:24:43] [INFO ] Flatten gal took : 47 ms
[2025-06-05 17:24:43] [INFO ] Input system was already deterministic with 422 transitions.
Support contains 52 out of 573 places (down from 53) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 31 to 30
RANDOM walk for 40000 steps (8 resets) in 1768 ms. (22 steps per ms) remains 13/30 properties
BEST_FIRST walk for 40003 steps (8 resets) in 331 ms. (120 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 272 ms. (146 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 309 ms. (129 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 382 ms. (104 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 262 ms. (152 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 249 ms. (160 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 264 ms. (150 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 222 ms. (179 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 174 ms. (228 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 151 ms. (263 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 190 ms. (209 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 165 ms. (240 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 163 ms. (243 steps per ms) remains 13/13 properties
[2025-06-05 17:24:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 29/57 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/57 variables, 29/83 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/57 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 516/573 variables, 245/328 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/573 variables, 516/844 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 13 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/995 variables, 0/1417 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 10 (OVERLAPS) 0/995 variables, 0/1417 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 995/995 variables, and 1417 constraints, problems are : Problem set: 0 solved, 13 unsolved in 1069 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 29/57 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/57 variables, 29/83 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/57 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 516/573 variables, 245/328 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/573 variables, 516/844 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/995 variables, 13/1430 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/995 variables, 0/1430 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 11 (OVERLAPS) 0/995 variables, 0/1430 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 995/995 variables, and 1430 constraints, problems are : Problem set: 0 solved, 13 unsolved in 2794 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3878ms problems are : Problem set: 0 solved, 13 unsolved
Fused 13 Parikh solutions to 12 different solutions.
Parikh walk visited 12 properties in 9317 ms.
Support contains 4 out of 573 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 573/573 places, 422/422 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 573 transition count 421
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 572 transition count 421
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 4 place count 571 transition count 420
Partial Free-agglomeration rule applied 60 times.
Drop transitions (Partial Free agglomeration) removed 60 transitions
Iterating global reduction 0 with 60 rules applied. Total rules applied 64 place count 571 transition count 420
Applied a total of 64 rules in 99 ms. Remains 571 /573 variables (removed 2) and now considering 420/422 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 99 ms. Remains : 571/573 places, 420/422 transitions.
RANDOM walk for 40000 steps (8 resets) in 680 ms. (58 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 188 ms. (211 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 6934 steps, run visited all 1 properties in 79 ms. (steps per millisecond=87 )
Probabilistic random walk after 6934 steps, saw 6682 distinct states, run finished after 82 ms. (steps per millisecond=84 ) properties seen :1
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((F(p0)&&(X((p0||(!p1&&F(!p2)))) U ((!p3&&X((p0||(!p1&&F(!p2)))))||X(G((p0||(!p1&&F(!p2))))))))))'
Support contains 8 out of 573 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 573/573 places, 422/422 transitions.
Applied a total of 0 rules in 27 ms. Remains 573 /573 variables (removed 0) and now considering 422/422 (removed 0) transitions.
[2025-06-05 17:24:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:24:59] [INFO ] Implicit Places using invariants in 281 ms returned []
[2025-06-05 17:24:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:25:00] [INFO ] Implicit Places using invariants and state equation in 463 ms returned []
Implicit Place search using SMT with State Equation took 746 ms to find 0 implicit places.
Running 421 sub problems to find dead transitions.
[2025-06-05 17:25:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 995/995 variables, and 1417 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30017 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 421 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/995 variables, 421/1838 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Error getting values : (error "ParserException while parsing response: ((t0 7)
timeout
( org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 995/995 variables, and 1838 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30014 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60114ms problems are : Problem set: 0 solved, 421 unsolved
Search for dead transitions found 0 dead transitions in 60117ms
Finished structural reductions in LTL mode , in 1 iterations and 60893 ms. Remains : 573/573 places, 422/422 transitions.
Stuttering acceptance computed with spot in 360 ms :[(NOT p0), (NOT p0), (OR (AND (NOT p0) p2) (AND (NOT p0) p1)), (AND (NOT p0) (NOT p1) p2), (AND (NOT p0) p2), (AND (NOT p0) p2)]
Running random walk in product with property : ShieldIIPt-PT-030A-LTLFireability-00
Product exploration explored 100000 steps with 9 reset in 576 ms.
Stack based approach found an accepted trace after 46 steps with 0 reset with depth 47 and stack size 47 in 1 ms.
FORMULA ShieldIIPt-PT-030A-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-030A-LTLFireability-00 finished in 61900 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((!(p0 U p1) U (X(p2)||p3)) U (p0 U p4)))'
Support contains 7 out of 573 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 573/573 places, 422/422 transitions.
Applied a total of 0 rules in 43 ms. Remains 573 /573 variables (removed 0) and now considering 422/422 (removed 0) transitions.
[2025-06-05 17:26:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:26:01] [INFO ] Implicit Places using invariants in 289 ms returned []
[2025-06-05 17:26:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:26:01] [INFO ] Implicit Places using invariants and state equation in 458 ms returned []
Implicit Place search using SMT with State Equation took 749 ms to find 0 implicit places.
Running 421 sub problems to find dead transitions.
[2025-06-05 17:26:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 995/995 variables, and 1417 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30013 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 421 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/995 variables, 421/1838 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 995/995 variables, and 1838 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30020 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60123ms problems are : Problem set: 0 solved, 421 unsolved
Search for dead transitions found 0 dead transitions in 60124ms
Finished structural reductions in LTL mode , in 1 iterations and 60918 ms. Remains : 573/573 places, 422/422 transitions.
Stuttering acceptance computed with spot in 394 ms :[(NOT p4), (NOT p2), (AND (NOT p2) (NOT p3)), (AND p1 (NOT p2) (NOT p4)), (AND (NOT p2) (NOT p4)), true, (AND p1 (NOT p2)), (NOT p4), (AND p1 (NOT p4)), p1]
Running random walk in product with property : ShieldIIPt-PT-030A-LTLFireability-01
Entered a terminal (fully accepting) state of product in 219 steps with 0 reset in 4 ms.
FORMULA ShieldIIPt-PT-030A-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-030A-LTLFireability-01 finished in 61350 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(G(p0))||G(p1)))))'
Support contains 6 out of 573 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 573/573 places, 422/422 transitions.
Applied a total of 0 rules in 13 ms. Remains 573 /573 variables (removed 0) and now considering 422/422 (removed 0) transitions.
[2025-06-05 17:27:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:27:02] [INFO ] Implicit Places using invariants in 279 ms returned []
[2025-06-05 17:27:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:27:03] [INFO ] Implicit Places using invariants and state equation in 473 ms returned []
Implicit Place search using SMT with State Equation took 754 ms to find 0 implicit places.
Running 421 sub problems to find dead transitions.
[2025-06-05 17:27:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Error getting values : (error "ParserException while parsing response: ((t0 0.0)
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(t180 (/ 3.0 2.0))
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(t206 timeout
1.0)
(t207 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 995/995 variables, and 1417 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30020 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 421 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/995 variables, 421/1838 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 995/995 variables, and 1838 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30016 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60100ms problems are : Problem set: 0 solved, 421 unsolved
Search for dead transitions found 0 dead transitions in 60102ms
Finished structural reductions in LTL mode , in 1 iterations and 60869 ms. Remains : 573/573 places, 422/422 transitions.
Stuttering acceptance computed with spot in 123 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldIIPt-PT-030A-LTLFireability-02
Product exploration explored 100000 steps with 0 reset in 543 ms.
Stack based approach found an accepted trace after 49 steps with 0 reset with depth 50 and stack size 50 in 2 ms.
FORMULA ShieldIIPt-PT-030A-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-030A-LTLFireability-02 finished in 61555 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 573 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 573/573 places, 422/422 transitions.
Applied a total of 0 rules in 6 ms. Remains 573 /573 variables (removed 0) and now considering 422/422 (removed 0) transitions.
[2025-06-05 17:28:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:28:04] [INFO ] Implicit Places using invariants in 296 ms returned []
[2025-06-05 17:28:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:28:04] [INFO ] Implicit Places using invariants and state equation in 510 ms returned []
Implicit Place search using SMT with State Equation took 807 ms to find 0 implicit places.
Running 421 sub problems to find dead transitions.
[2025-06-05 17:28:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 995/995 variables, and 1417 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30016 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 421 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/995 variables, 421/1838 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 995/995 variables, and 1838 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30020 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60115ms problems are : Problem set: 0 solved, 421 unsolved
Search for dead transitions found 0 dead transitions in 60122ms
Finished structural reductions in LTL mode , in 1 iterations and 60936 ms. Remains : 573/573 places, 422/422 transitions.
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-030A-LTLFireability-03
Product exploration explored 100000 steps with 7151 reset in 687 ms.
Stack based approach found an accepted trace after 25 steps with 2 reset with depth 6 and stack size 6 in 0 ms.
FORMULA ShieldIIPt-PT-030A-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-030A-LTLFireability-03 finished in 61723 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 573 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 573/573 places, 422/422 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 573 transition count 421
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 572 transition count 421
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 571 transition count 420
Applied a total of 4 rules in 33 ms. Remains 571 /573 variables (removed 2) and now considering 420/422 (removed 2) transitions.
// Phase 1: matrix 420 rows 571 cols
[2025-06-05 17:29:05] [INFO ] Computed 271 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:29:06] [INFO ] Implicit Places using invariants in 286 ms returned [563, 564]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 288 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 569/573 places, 420/422 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 569 transition count 419
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 568 transition count 419
Applied a total of 2 rules in 25 ms. Remains 568 /569 variables (removed 1) and now considering 419/420 (removed 1) transitions.
// Phase 1: matrix 419 rows 568 cols
[2025-06-05 17:29:06] [INFO ] Computed 269 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:29:06] [INFO ] Implicit Places using invariants in 268 ms returned [557]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 269 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 567/573 places, 419/422 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 566 transition count 418
Applied a total of 2 rules in 18 ms. Remains 566 /567 variables (removed 1) and now considering 418/419 (removed 1) transitions.
// Phase 1: matrix 418 rows 566 cols
[2025-06-05 17:29:06] [INFO ] Computed 268 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:29:06] [INFO ] Implicit Places using invariants in 272 ms returned []
[2025-06-05 17:29:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:29:07] [INFO ] Implicit Places using invariants and state equation in 471 ms returned []
Implicit Place search using SMT with State Equation took 745 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 566/573 places, 418/422 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 1378 ms. Remains : 566/573 places, 418/422 transitions.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-030A-LTLFireability-04
Product exploration explored 100000 steps with 0 reset in 489 ms.
Product exploration explored 100000 steps with 0 reset in 716 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 89 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 329 ms. (121 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 204 ms. (195 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 9515 steps, run visited all 1 properties in 68 ms. (steps per millisecond=139 )
Probabilistic random walk after 9515 steps, saw 9234 distinct states, run finished after 69 ms. (steps per millisecond=137 ) properties seen :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 93 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Support contains 4 out of 566 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 566/566 places, 418/418 transitions.
Applied a total of 0 rules in 18 ms. Remains 566 /566 variables (removed 0) and now considering 418/418 (removed 0) transitions.
[2025-06-05 17:29:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:29:09] [INFO ] Implicit Places using invariants in 260 ms returned []
[2025-06-05 17:29:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:29:09] [INFO ] Implicit Places using invariants and state equation in 460 ms returned []
Implicit Place search using SMT with State Equation took 721 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 17:29:09] [INFO ] Redundant transitions in 27 ms returned []
Running 417 sub problems to find dead transitions.
[2025-06-05 17:29:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/565 variables, 565/565 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/565 variables, 0/565 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (OVERLAPS) 1/566 variables, 268/833 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/566 variables, 1/834 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/566 variables, 0/834 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 5 (OVERLAPS) 418/984 variables, 566/1400 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/984 variables, 0/1400 constraints. Problems are: Problem set: 0 solved, 417 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 984/984 variables, and 1400 constraints, problems are : Problem set: 0 solved, 417 unsolved in 30022 ms.
Refiners :[Domain max(s): 566/566 constraints, Positive P Invariants (semi-flows): 268/268 constraints, State Equation: 566/566 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 417 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/565 variables, 565/565 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/565 variables, 0/565 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (OVERLAPS) 1/566 variables, 268/833 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/566 variables, 1/834 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/566 variables, 0/834 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 5 (OVERLAPS) 418/984 variables, 566/1400 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/984 variables, 417/1817 constraints. Problems are: Problem set: 0 solved, 417 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 984/984 variables, and 1817 constraints, problems are : Problem set: 0 solved, 417 unsolved in 30022 ms.
Refiners :[Domain max(s): 566/566 constraints, Positive P Invariants (semi-flows): 268/268 constraints, State Equation: 566/566 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60106ms problems are : Problem set: 0 solved, 417 unsolved
Search for dead transitions found 0 dead transitions in 60107ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60880 ms. Remains : 566/566 places, 418/418 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 75 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 227 ms. (175 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 9515 steps, run visited all 1 properties in 65 ms. (steps per millisecond=146 )
Probabilistic random walk after 9515 steps, saw 9234 distinct states, run finished after 65 ms. (steps per millisecond=146 ) properties seen :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 110 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 487 ms.
Product exploration explored 100000 steps with 0 reset in 699 ms.
Built C files in :
/tmp/ltsmin12396046643727017093
[2025-06-05 17:30:11] [INFO ] Computing symmetric may disable matrix : 418 transitions.
[2025-06-05 17:30:11] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 17:30:11] [INFO ] Computing symmetric may enable matrix : 418 transitions.
[2025-06-05 17:30:11] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 17:30:11] [INFO ] Computing Do-Not-Accords matrix : 418 transitions.
[2025-06-05 17:30:11] [INFO ] Computation of Completed DNA matrix. took 10 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 17:30:11] [INFO ] Built C files in 79ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12396046643727017093
Running compilation step : cd /tmp/ltsmin12396046643727017093;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1043 ms.
Running link step : cd /tmp/ltsmin12396046643727017093;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 55 ms.
Running LTSmin : cd /tmp/ltsmin12396046643727017093;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased13190057884406152318.hoa' '--buchi-type=spotba'
LTSmin run took 5690 ms.
FORMULA ShieldIIPt-PT-030A-LTLFireability-04 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldIIPt-PT-030A-LTLFireability-04 finished in 72701 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 573 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 573/573 places, 422/422 transitions.
Reduce places removed 1 places and 1 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 572 transition count 420
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 570 transition count 420
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 568 transition count 419
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 6 place count 568 transition count 418
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 8 place count 567 transition count 418
Applied a total of 8 rules in 69 ms. Remains 567 /573 variables (removed 6) and now considering 418/422 (removed 4) transitions.
// Phase 1: matrix 418 rows 567 cols
[2025-06-05 17:30:18] [INFO ] Computed 269 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:30:18] [INFO ] Implicit Places using invariants in 360 ms returned [556]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 361 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 566/573 places, 418/422 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 565 transition count 417
Applied a total of 2 rules in 21 ms. Remains 565 /566 variables (removed 1) and now considering 417/418 (removed 1) transitions.
// Phase 1: matrix 417 rows 565 cols
[2025-06-05 17:30:18] [INFO ] Computed 268 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:30:19] [INFO ] Implicit Places using invariants in 371 ms returned []
[2025-06-05 17:30:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:30:19] [INFO ] Implicit Places using invariants and state equation in 548 ms returned []
Implicit Place search using SMT with State Equation took 921 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 565/573 places, 417/422 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1372 ms. Remains : 565/573 places, 417/422 transitions.
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-030A-LTLFireability-05
Product exploration explored 100000 steps with 5221 reset in 483 ms.
Stack based approach found an accepted trace after 1070 steps with 60 reset with depth 17 and stack size 14 in 6 ms.
FORMULA ShieldIIPt-PT-030A-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-030A-LTLFireability-05 finished in 1975 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&X((F(G(p1)) U (p0||F(p2)))))))'
Support contains 4 out of 573 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 573/573 places, 422/422 transitions.
Applied a total of 0 rules in 7 ms. Remains 573 /573 variables (removed 0) and now considering 422/422 (removed 0) transitions.
// Phase 1: matrix 422 rows 573 cols
[2025-06-05 17:30:20] [INFO ] Computed 271 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:30:20] [INFO ] Implicit Places using invariants in 274 ms returned []
[2025-06-05 17:30:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:30:21] [INFO ] Implicit Places using invariants and state equation in 447 ms returned []
Implicit Place search using SMT with State Equation took 723 ms to find 0 implicit places.
Running 421 sub problems to find dead transitions.
[2025-06-05 17:30:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 995/995 variables, and 1417 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30016 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 421 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/995 variables, 421/1838 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 995/995 variables, and 1838 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30021 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60099ms problems are : Problem set: 0 solved, 421 unsolved
Search for dead transitions found 0 dead transitions in 60100ms
Finished structural reductions in LTL mode , in 1 iterations and 60831 ms. Remains : 573/573 places, 422/422 transitions.
Stuttering acceptance computed with spot in 199 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : ShieldIIPt-PT-030A-LTLFireability-06
Product exploration explored 100000 steps with 3 reset in 480 ms.
Stack based approach found an accepted trace after 27 steps with 1 reset with depth 25 and stack size 25 in 0 ms.
FORMULA ShieldIIPt-PT-030A-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-030A-LTLFireability-06 finished in 61539 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(p0)||(p1&&(X(p2)||F(p3)))))))'
Support contains 5 out of 573 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 573/573 places, 422/422 transitions.
Applied a total of 0 rules in 7 ms. Remains 573 /573 variables (removed 0) and now considering 422/422 (removed 0) transitions.
[2025-06-05 17:31:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:31:22] [INFO ] Implicit Places using invariants in 262 ms returned []
[2025-06-05 17:31:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:31:22] [INFO ] Implicit Places using invariants and state equation in 448 ms returned []
Implicit Place search using SMT with State Equation took 712 ms to find 0 implicit places.
Running 421 sub problems to find dead transitions.
[2025-06-05 17:31:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
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(s104timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 995/995 variables, and 1417 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30019 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 421 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/995 variables, 421/1838 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 995/995 variables, and 1838 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30019 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60100ms problems are : Problem set: 0 solved, 421 unsolved
Search for dead transitions found 0 dead transitions in 60101ms
Finished structural reductions in LTL mode , in 1 iterations and 60822 ms. Remains : 573/573 places, 422/422 transitions.
Stuttering acceptance computed with spot in 248 ms :[(OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), (NOT p0), (AND (NOT p0) (NOT p3) (NOT p2)), (AND (NOT p0) (NOT p3)), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1)))]
Running random walk in product with property : ShieldIIPt-PT-030A-LTLFireability-07
Product exploration explored 100000 steps with 408 reset in 506 ms.
Stack based approach found an accepted trace after 28 steps with 0 reset with depth 29 and stack size 29 in 0 ms.
FORMULA ShieldIIPt-PT-030A-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-030A-LTLFireability-07 finished in 61600 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!((((p0 U G(p1))||!p1) U p2) U p3) U X(p3)))'
Support contains 8 out of 573 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 573/573 places, 422/422 transitions.
Applied a total of 0 rules in 10 ms. Remains 573 /573 variables (removed 0) and now considering 422/422 (removed 0) transitions.
[2025-06-05 17:32:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:32:23] [INFO ] Implicit Places using invariants in 293 ms returned []
[2025-06-05 17:32:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:32:24] [INFO ] Implicit Places using invariants and state equation in 484 ms returned []
Implicit Place search using SMT with State Equation took 778 ms to find 0 implicit places.
Running 421 sub problems to find dead transitions.
[2025-06-05 17:32:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 995/995 variables, and 1417 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30022 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 421 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/995 variables, 421/1838 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 995/995 variables, and 1838 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30013 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60101ms problems are : Problem set: 0 solved, 421 unsolved
Search for dead transitions found 0 dead transitions in 60102ms
Finished structural reductions in LTL mode , in 1 iterations and 60891 ms. Remains : 573/573 places, 422/422 transitions.
Stuttering acceptance computed with spot in 758 ms :[(NOT p3), (NOT p3), false, (NOT p3), false, false, true, p3, (AND p2 p3), (AND p1 p2 p3), (AND p1 p2 p3), (AND p1 p3), (AND p1 p3), p2, (AND p1 p2), (AND p1 p2), p1, p1]
Running random walk in product with property : ShieldIIPt-PT-030A-LTLFireability-09
Product exploration explored 100000 steps with 589 reset in 572 ms.
Stack based approach found an accepted trace after 38446 steps with 221 reset with depth 6 and stack size 6 in 261 ms.
FORMULA ShieldIIPt-PT-030A-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-030A-LTLFireability-09 finished in 62524 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 3 out of 573 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 573/573 places, 422/422 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 573 transition count 421
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 572 transition count 421
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 571 transition count 420
Applied a total of 4 rules in 27 ms. Remains 571 /573 variables (removed 2) and now considering 420/422 (removed 2) transitions.
// Phase 1: matrix 420 rows 571 cols
[2025-06-05 17:33:26] [INFO ] Computed 271 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:33:26] [INFO ] Implicit Places using invariants in 310 ms returned [563, 564]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 311 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 569/573 places, 420/422 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 569 transition count 419
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 568 transition count 419
Applied a total of 2 rules in 12 ms. Remains 568 /569 variables (removed 1) and now considering 419/420 (removed 1) transitions.
// Phase 1: matrix 419 rows 568 cols
[2025-06-05 17:33:26] [INFO ] Computed 269 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:33:26] [INFO ] Implicit Places using invariants in 289 ms returned [557]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 290 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 567/573 places, 419/422 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 566 transition count 418
Applied a total of 2 rules in 13 ms. Remains 566 /567 variables (removed 1) and now considering 418/419 (removed 1) transitions.
// Phase 1: matrix 418 rows 566 cols
[2025-06-05 17:33:26] [INFO ] Computed 268 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:33:27] [INFO ] Implicit Places using invariants in 265 ms returned []
[2025-06-05 17:33:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:33:27] [INFO ] Implicit Places using invariants and state equation in 481 ms returned []
Implicit Place search using SMT with State Equation took 747 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 566/573 places, 418/422 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 1400 ms. Remains : 566/573 places, 418/422 transitions.
Stuttering acceptance computed with spot in 122 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldIIPt-PT-030A-LTLFireability-11
Product exploration explored 100000 steps with 0 reset in 487 ms.
Stack based approach found an accepted trace after 3697 steps with 0 reset with depth 3698 and stack size 3267 in 22 ms.
FORMULA ShieldIIPt-PT-030A-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-030A-LTLFireability-11 finished in 2053 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((F(G(p0)) U !p1)))))'
Support contains 3 out of 573 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 573/573 places, 422/422 transitions.
Applied a total of 0 rules in 7 ms. Remains 573 /573 variables (removed 0) and now considering 422/422 (removed 0) transitions.
// Phase 1: matrix 422 rows 573 cols
[2025-06-05 17:33:28] [INFO ] Computed 271 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:33:28] [INFO ] Implicit Places using invariants in 269 ms returned []
[2025-06-05 17:33:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:33:28] [INFO ] Implicit Places using invariants and state equation in 486 ms returned []
Implicit Place search using SMT with State Equation took 756 ms to find 0 implicit places.
Running 421 sub problems to find dead transitions.
[2025-06-05 17:33:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 995/995 variables, and 1417 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30018 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 421 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/572 variables, 572/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/572 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 1/573 variables, 271/843 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/844 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (OVERLAPS) 422/995 variables, 573/1417 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/995 variables, 421/1838 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 995/995 variables, and 1838 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30018 ms.
Refiners :[Domain max(s): 573/573 constraints, Positive P Invariants (semi-flows): 271/271 constraints, State Equation: 573/573 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60104ms problems are : Problem set: 0 solved, 421 unsolved
Search for dead transitions found 0 dead transitions in 60105ms
Finished structural reductions in LTL mode , in 1 iterations and 60869 ms. Remains : 573/573 places, 422/422 transitions.
Stuttering acceptance computed with spot in 192 ms :[p1, p1, p1, (NOT p0), p1]
Running random walk in product with property : ShieldIIPt-PT-030A-LTLFireability-14
Product exploration explored 100000 steps with 1 reset in 483 ms.
Stack based approach found an accepted trace after 70190 steps with 0 reset with depth 70191 and stack size 22795 in 445 ms.
FORMULA ShieldIIPt-PT-030A-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-030A-LTLFireability-14 finished in 62014 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1))))'
Support contains 3 out of 573 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 573/573 places, 422/422 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 573 transition count 421
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 572 transition count 421
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 571 transition count 420
Applied a total of 4 rules in 20 ms. Remains 571 /573 variables (removed 2) and now considering 420/422 (removed 2) transitions.
// Phase 1: matrix 420 rows 571 cols
[2025-06-05 17:34:30] [INFO ] Computed 271 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:34:30] [INFO ] Implicit Places using invariants in 292 ms returned [563, 564]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 293 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 569/573 places, 420/422 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 569 transition count 419
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 568 transition count 419
Applied a total of 2 rules in 13 ms. Remains 568 /569 variables (removed 1) and now considering 419/420 (removed 1) transitions.
// Phase 1: matrix 419 rows 568 cols
[2025-06-05 17:34:30] [INFO ] Computed 269 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:34:30] [INFO ] Implicit Places using invariants in 260 ms returned [557]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 263 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 567/573 places, 419/422 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 566 transition count 418
Applied a total of 2 rules in 12 ms. Remains 566 /567 variables (removed 1) and now considering 418/419 (removed 1) transitions.
// Phase 1: matrix 418 rows 566 cols
[2025-06-05 17:34:30] [INFO ] Computed 268 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:34:31] [INFO ] Implicit Places using invariants in 261 ms returned []
[2025-06-05 17:34:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 17:34:31] [INFO ] Implicit Places using invariants and state equation in 463 ms returned []
Implicit Place search using SMT with State Equation took 733 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 566/573 places, 418/422 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 1334 ms. Remains : 566/573 places, 418/422 transitions.
Stuttering acceptance computed with spot in 112 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldIIPt-PT-030A-LTLFireability-15
Product exploration explored 100000 steps with 1 reset in 472 ms.
Stack based approach found an accepted trace after 216 steps with 0 reset with depth 217 and stack size 217 in 1 ms.
FORMULA ShieldIIPt-PT-030A-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-030A-LTLFireability-15 finished in 1939 ms.
All properties solved by simple procedures.
Total runtime 650964 ms.
BK_STOP 1749144872159
--------------------
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -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-030A"
export BK_EXAMINATION="LTLFireability"
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-030A, examination is LTLFireability"
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-174894532900540"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPt-PT-030A.tgz
mv ShieldIIPt-PT-030A execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;