Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r198-tall-174894533500844.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 ShieldPPPt-PT-005A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r198-tall-174894533500844
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 476K
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K 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 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 118K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 75K 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 14:33 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 33K May 29 14:33 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 ShieldPPPt-PT-005A-LTLFireability-00
FORMULA_NAME ShieldPPPt-PT-005A-LTLFireability-01
FORMULA_NAME ShieldPPPt-PT-005A-LTLFireability-02
FORMULA_NAME ShieldPPPt-PT-005A-LTLFireability-03
FORMULA_NAME ShieldPPPt-PT-005A-LTLFireability-04
FORMULA_NAME ShieldPPPt-PT-005A-LTLFireability-05
FORMULA_NAME ShieldPPPt-PT-005A-LTLFireability-06
FORMULA_NAME ShieldPPPt-PT-005A-LTLFireability-07
FORMULA_NAME ShieldPPPt-PT-005A-LTLFireability-08
FORMULA_NAME ShieldPPPt-PT-005A-LTLFireability-09
FORMULA_NAME ShieldPPPt-PT-005A-LTLFireability-10
FORMULA_NAME ShieldPPPt-PT-005A-LTLFireability-11
FORMULA_NAME ShieldPPPt-PT-005A-LTLFireability-12
FORMULA_NAME ShieldPPPt-PT-005A-LTLFireability-13
FORMULA_NAME ShieldPPPt-PT-005A-LTLFireability-14
FORMULA_NAME ShieldPPPt-PT-005A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749300975253

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldPPPt-PT-005A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-07 12:56:16] [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]
[2025-06-07 12:56:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 12:56:16] [INFO ] Load time of PNML (sax parser for PT used): 56 ms
[2025-06-07 12:56:16] [INFO ] Transformed 128 places.
[2025-06-07 12:56:16] [INFO ] Transformed 93 transitions.
[2025-06-07 12:56:16] [INFO ] Found NUPN structural information;
[2025-06-07 12:56:16] [INFO ] Parsed PT model containing 128 places and 93 transitions and 366 arcs in 142 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 2 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA ShieldPPPt-PT-005A-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-005A-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 58 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 92/92 transitions.
Applied a total of 0 rules in 27 ms. Remains 128 /128 variables (removed 0) and now considering 92/92 (removed 0) transitions.
// Phase 1: matrix 92 rows 128 cols
[2025-06-07 12:56:16] [INFO ] Computed 56 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:17] [INFO ] Implicit Places using invariants in 233 ms returned []
[2025-06-07 12:56:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:17] [INFO ] Implicit Places using invariants and state equation in 133 ms returned []
Implicit Place search using SMT with State Equation took 397 ms to find 0 implicit places.
Running 91 sub problems to find dead transitions.
[2025-06-07 12:56:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (OVERLAPS) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 220/220 variables, and 312 constraints, problems are : Problem set: 0 solved, 91 unsolved in 2871 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 91/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (OVERLAPS) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 220/220 variables, and 403 constraints, problems are : Problem set: 0 solved, 91 unsolved in 4094 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7010ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 7024ms
Finished structural reductions in LTL mode , in 1 iterations and 7464 ms. Remains : 128/128 places, 92/92 transitions.
Support contains 58 out of 128 places after structural reductions.
[2025-06-07 12:56:24] [INFO ] Flatten gal took : 28 ms
[2025-06-07 12:56:24] [INFO ] Flatten gal took : 14 ms
[2025-06-07 12:56:24] [INFO ] Input system was already deterministic with 92 transitions.
Reduction of identical properties reduced properties to check from 37 to 35
RANDOM walk for 40000 steps (8 resets) in 755 ms. (52 steps per ms) remains 1/35 properties
BEST_FIRST walk for 12776 steps (1 resets) in 92 ms. (137 steps per ms) remains 0/1 properties
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' '!(X(((p0 U (F(p1) U X(X(p2)))) U (p0&&(p0 U (F(p1) U X(X(p2))))))))'
Support contains 4 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 92/92 transitions.
Applied a total of 0 rules in 5 ms. Remains 128 /128 variables (removed 0) and now considering 92/92 (removed 0) transitions.
[2025-06-07 12:56:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:25] [INFO ] Implicit Places using invariants in 89 ms returned []
[2025-06-07 12:56:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:25] [INFO ] Implicit Places using invariants and state equation in 110 ms returned []
Implicit Place search using SMT with State Equation took 201 ms to find 0 implicit places.
Running 91 sub problems to find dead transitions.
[2025-06-07 12:56:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (OVERLAPS) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 220/220 variables, and 312 constraints, problems are : Problem set: 0 solved, 91 unsolved in 2633 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 91/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (OVERLAPS) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 220/220 variables, and 403 constraints, problems are : Problem set: 0 solved, 91 unsolved in 3821 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6471ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 6471ms
Finished structural reductions in LTL mode , in 1 iterations and 6678 ms. Remains : 128/128 places, 92/92 transitions.
Stuttering acceptance computed with spot in 1447 ms :[(OR (NOT p0) (NOT p2)), (OR (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (NOT p1)]
Running random walk in product with property : ShieldPPPt-PT-005A-LTLFireability-00
Product exploration explored 100000 steps with 513 reset in 332 ms.
Stack based approach found an accepted trace after 19 steps with 0 reset with depth 20 and stack size 20 in 0 ms.
FORMULA ShieldPPPt-PT-005A-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-005A-LTLFireability-00 finished in 8539 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 4 out of 128 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 128/128 places, 92/92 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 126 transition count 90
Applied a total of 4 rules in 24 ms. Remains 126 /128 variables (removed 2) and now considering 90/92 (removed 2) transitions.
// Phase 1: matrix 90 rows 126 cols
[2025-06-07 12:56:33] [INFO ] Computed 56 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:33] [INFO ] Implicit Places using invariants in 76 ms returned [119]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 78 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 125/128 places, 90/92 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 125 transition count 88
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 123 transition count 88
Applied a total of 4 rules in 13 ms. Remains 123 /125 variables (removed 2) and now considering 88/90 (removed 2) transitions.
// Phase 1: matrix 88 rows 123 cols
[2025-06-07 12:56:33] [INFO ] Computed 55 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:33] [INFO ] Implicit Places using invariants in 74 ms returned [106, 110]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 75 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 121/128 places, 88/92 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 119 transition count 86
Applied a total of 4 rules in 8 ms. Remains 119 /121 variables (removed 2) and now considering 86/88 (removed 2) transitions.
// Phase 1: matrix 86 rows 119 cols
[2025-06-07 12:56:33] [INFO ] Computed 53 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:34] [INFO ] Implicit Places using invariants in 75 ms returned []
[2025-06-07 12:56:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:34] [INFO ] Implicit Places using invariants and state equation in 117 ms returned []
Implicit Place search using SMT with State Equation took 194 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 119/128 places, 86/92 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 392 ms. Remains : 119/128 places, 86/92 transitions.
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-005A-LTLFireability-01
Product exploration explored 100000 steps with 1076 reset in 247 ms.
Stack based approach found an accepted trace after 116 steps with 1 reset with depth 15 and stack size 15 in 0 ms.
FORMULA ShieldPPPt-PT-005A-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-005A-LTLFireability-01 finished in 728 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(X(X((p0||(p1 U p2)))))))'
Support contains 5 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 92/92 transitions.
Applied a total of 0 rules in 2 ms. Remains 128 /128 variables (removed 0) and now considering 92/92 (removed 0) transitions.
// Phase 1: matrix 92 rows 128 cols
[2025-06-07 12:56:34] [INFO ] Computed 56 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:34] [INFO ] Implicit Places using invariants in 79 ms returned []
[2025-06-07 12:56:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:34] [INFO ] Implicit Places using invariants and state equation in 111 ms returned []
Implicit Place search using SMT with State Equation took 194 ms to find 0 implicit places.
Running 91 sub problems to find dead transitions.
[2025-06-07 12:56:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (OVERLAPS) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 220/220 variables, and 312 constraints, problems are : Problem set: 0 solved, 91 unsolved in 2583 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 91/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (OVERLAPS) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 220/220 variables, and 403 constraints, problems are : Problem set: 0 solved, 91 unsolved in 3794 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6389ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 6390ms
Finished structural reductions in LTL mode , in 1 iterations and 6586 ms. Remains : 128/128 places, 92/92 transitions.
Stuttering acceptance computed with spot in 276 ms :[(NOT p2), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), true, (AND (NOT p0) (NOT p2))]
Running random walk in product with property : ShieldPPPt-PT-005A-LTLFireability-02
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-005A-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-005A-LTLFireability-02 finished in 6885 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 7 out of 128 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 128/128 places, 92/92 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 126 transition count 90
Applied a total of 4 rules in 11 ms. Remains 126 /128 variables (removed 2) and now considering 90/92 (removed 2) transitions.
// Phase 1: matrix 90 rows 126 cols
[2025-06-07 12:56:41] [INFO ] Computed 56 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:41] [INFO ] Implicit Places using invariants in 82 ms returned [119]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 83 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 125/128 places, 90/92 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 125 transition count 88
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 123 transition count 88
Applied a total of 4 rules in 5 ms. Remains 123 /125 variables (removed 2) and now considering 88/90 (removed 2) transitions.
// Phase 1: matrix 88 rows 123 cols
[2025-06-07 12:56:41] [INFO ] Computed 55 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:41] [INFO ] Implicit Places using invariants in 68 ms returned [106, 110]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 69 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 121/128 places, 88/92 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 120 transition count 87
Applied a total of 2 rules in 7 ms. Remains 120 /121 variables (removed 1) and now considering 87/88 (removed 1) transitions.
// Phase 1: matrix 87 rows 120 cols
[2025-06-07 12:56:41] [INFO ] Computed 53 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:41] [INFO ] Implicit Places using invariants in 65 ms returned []
[2025-06-07 12:56:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:41] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 120/128 places, 87/92 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 336 ms. Remains : 120/128 places, 87/92 transitions.
Stuttering acceptance computed with spot in 111 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldPPPt-PT-005A-LTLFireability-04
Product exploration explored 100000 steps with 0 reset in 209 ms.
Stack based approach found an accepted trace after 5 steps with 0 reset with depth 6 and stack size 6 in 0 ms.
FORMULA ShieldPPPt-PT-005A-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-005A-LTLFireability-04 finished in 670 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((p0||X(p1)))) U (p2&&F(!p3)))))'
Support contains 6 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 92/92 transitions.
Applied a total of 0 rules in 3 ms. Remains 128 /128 variables (removed 0) and now considering 92/92 (removed 0) transitions.
// Phase 1: matrix 92 rows 128 cols
[2025-06-07 12:56:42] [INFO ] Computed 56 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:42] [INFO ] Implicit Places using invariants in 77 ms returned []
[2025-06-07 12:56:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:42] [INFO ] Implicit Places using invariants and state equation in 109 ms returned []
Implicit Place search using SMT with State Equation took 188 ms to find 0 implicit places.
Running 91 sub problems to find dead transitions.
[2025-06-07 12:56:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (OVERLAPS) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 220/220 variables, and 312 constraints, problems are : Problem set: 0 solved, 91 unsolved in 2509 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 91/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (OVERLAPS) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 220/220 variables, and 403 constraints, problems are : Problem set: 0 solved, 91 unsolved in 3877 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6395ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 6396ms
Finished structural reductions in LTL mode , in 1 iterations and 6587 ms. Remains : 128/128 places, 92/92 transitions.
Stuttering acceptance computed with spot in 230 ms :[(OR (NOT p2) p3), (OR (NOT p2) p3), (AND (NOT p0) (NOT p1)), p3, (NOT p1), true]
Running random walk in product with property : ShieldPPPt-PT-005A-LTLFireability-06
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-005A-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-005A-LTLFireability-06 finished in 6847 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((G((!p0||X(X(G(!p1)))))||((!p0||X(X(G(!p1))))&&F(!p2)))))'
Support contains 6 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 92/92 transitions.
Applied a total of 0 rules in 3 ms. Remains 128 /128 variables (removed 0) and now considering 92/92 (removed 0) transitions.
[2025-06-07 12:56:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:48] [INFO ] Implicit Places using invariants in 75 ms returned []
[2025-06-07 12:56:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:49] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 171 ms to find 0 implicit places.
Running 91 sub problems to find dead transitions.
[2025-06-07 12:56:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (OVERLAPS) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 220/220 variables, and 312 constraints, problems are : Problem set: 0 solved, 91 unsolved in 2542 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 91/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (OVERLAPS) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 220/220 variables, and 403 constraints, problems are : Problem set: 0 solved, 91 unsolved in 3879 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6433ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 6434ms
Finished structural reductions in LTL mode , in 1 iterations and 6608 ms. Remains : 128/128 places, 92/92 transitions.
Stuttering acceptance computed with spot in 307 ms :[true, (AND p0 p1), (AND p0 p1), (AND p2 p1), (AND p2 p1 p0), p2, p1, p1, (AND p2 p1)]
Running random walk in product with property : ShieldPPPt-PT-005A-LTLFireability-07
Product exploration explored 100000 steps with 50000 reset in 203 ms.
Product exploration explored 100000 steps with 50000 reset in 217 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 : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 19 ms. Reduced automaton from 9 states, 13 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-005A-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-005A-LTLFireability-07 finished in 7385 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((G(p1)||p0)))'
Support contains 4 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 92/92 transitions.
Applied a total of 0 rules in 1 ms. Remains 128 /128 variables (removed 0) and now considering 92/92 (removed 0) transitions.
[2025-06-07 12:56:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:56] [INFO ] Implicit Places using invariants in 76 ms returned []
[2025-06-07 12:56:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:56:56] [INFO ] Implicit Places using invariants and state equation in 105 ms returned []
Implicit Place search using SMT with State Equation took 183 ms to find 0 implicit places.
Running 91 sub problems to find dead transitions.
[2025-06-07 12:56:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (OVERLAPS) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 220/220 variables, and 312 constraints, problems are : Problem set: 0 solved, 91 unsolved in 2579 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 91/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (OVERLAPS) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 220/220 variables, and 403 constraints, problems are : Problem set: 0 solved, 91 unsolved in 3836 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6424ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 6426ms
Finished structural reductions in LTL mode , in 1 iterations and 6610 ms. Remains : 128/128 places, 92/92 transitions.
Stuttering acceptance computed with spot in 129 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPt-PT-005A-LTLFireability-08
Product exploration explored 100000 steps with 50000 reset in 189 ms.
Product exploration explored 100000 steps with 50000 reset in 198 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 : [(AND p1 p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X p1), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 20 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-005A-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-005A-LTLFireability-08 finished in 7159 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(p0) U X(X(G(p1))))||X((p2||G(p0)))))'
Support contains 5 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 92/92 transitions.
Applied a total of 0 rules in 2 ms. Remains 128 /128 variables (removed 0) and now considering 92/92 (removed 0) transitions.
[2025-06-07 12:57:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:57:03] [INFO ] Implicit Places using invariants in 86 ms returned []
[2025-06-07 12:57:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:57:03] [INFO ] Implicit Places using invariants and state equation in 115 ms returned []
Implicit Place search using SMT with State Equation took 203 ms to find 0 implicit places.
Running 91 sub problems to find dead transitions.
[2025-06-07 12:57:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (OVERLAPS) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 220/220 variables, and 312 constraints, problems are : Problem set: 0 solved, 91 unsolved in 2545 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 91/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (OVERLAPS) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 220/220 variables, and 403 constraints, problems are : Problem set: 0 solved, 91 unsolved in 3794 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6349ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 6350ms
Finished structural reductions in LTL mode , in 1 iterations and 6555 ms. Remains : 128/128 places, 92/92 transitions.
Stuttering acceptance computed with spot in 321 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-005A-LTLFireability-09
Product exploration explored 100000 steps with 1156 reset in 188 ms.
Stack based approach found an accepted trace after 80 steps with 13 reset with depth 35 and stack size 35 in 0 ms.
FORMULA ShieldPPPt-PT-005A-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-005A-LTLFireability-09 finished in 7083 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((X(p0)||G(p1)))))'
Support contains 4 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 92/92 transitions.
Applied a total of 0 rules in 1 ms. Remains 128 /128 variables (removed 0) and now considering 92/92 (removed 0) transitions.
[2025-06-07 12:57:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:57:10] [INFO ] Implicit Places using invariants in 76 ms returned []
[2025-06-07 12:57:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:57:10] [INFO ] Implicit Places using invariants and state equation in 123 ms returned []
Implicit Place search using SMT with State Equation took 201 ms to find 0 implicit places.
Running 91 sub problems to find dead transitions.
[2025-06-07 12:57:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (OVERLAPS) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 220/220 variables, and 312 constraints, problems are : Problem set: 0 solved, 91 unsolved in 2462 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 91/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (OVERLAPS) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 220/220 variables, and 403 constraints, problems are : Problem set: 0 solved, 91 unsolved in 3817 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6289ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 6290ms
Finished structural reductions in LTL mode , in 1 iterations and 6492 ms. Remains : 128/128 places, 92/92 transitions.
Stuttering acceptance computed with spot in 125 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPt-PT-005A-LTLFireability-10
Product exploration explored 100000 steps with 1041 reset in 197 ms.
Stack based approach found an accepted trace after 16 steps with 0 reset with depth 17 and stack size 17 in 0 ms.
FORMULA ShieldPPPt-PT-005A-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-005A-LTLFireability-10 finished in 6837 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((p0 U X(p1))) U X(p2))&&X(p3)))'
Support contains 8 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 92/92 transitions.
Applied a total of 0 rules in 2 ms. Remains 128 /128 variables (removed 0) and now considering 92/92 (removed 0) transitions.
[2025-06-07 12:57:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:57:17] [INFO ] Implicit Places using invariants in 81 ms returned []
[2025-06-07 12:57:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:57:17] [INFO ] Implicit Places using invariants and state equation in 101 ms returned []
Implicit Place search using SMT with State Equation took 184 ms to find 0 implicit places.
Running 91 sub problems to find dead transitions.
[2025-06-07 12:57:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (OVERLAPS) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 220/220 variables, and 312 constraints, problems are : Problem set: 0 solved, 91 unsolved in 2527 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 91/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (OVERLAPS) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 220/220 variables, and 403 constraints, problems are : Problem set: 0 solved, 91 unsolved in 3771 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6314ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 6315ms
Finished structural reductions in LTL mode , in 1 iterations and 6501 ms. Remains : 128/128 places, 92/92 transitions.
Stuttering acceptance computed with spot in 344 ms :[(OR (NOT p3) (NOT p2)), (NOT p3), (AND p3 (NOT p1) (NOT p2)), (NOT p2), true, (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : ShieldPPPt-PT-005A-LTLFireability-11
Entered a terminal (fully accepting) state of product in 8 steps with 2 reset in 0 ms.
FORMULA ShieldPPPt-PT-005A-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-005A-LTLFireability-11 finished in 6870 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(p0)||F(p1)))'
Support contains 4 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 92/92 transitions.
Applied a total of 0 rules in 2 ms. Remains 128 /128 variables (removed 0) and now considering 92/92 (removed 0) transitions.
[2025-06-07 12:57:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:57:24] [INFO ] Implicit Places using invariants in 81 ms returned []
[2025-06-07 12:57:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:57:24] [INFO ] Implicit Places using invariants and state equation in 107 ms returned []
Implicit Place search using SMT with State Equation took 190 ms to find 0 implicit places.
Running 91 sub problems to find dead transitions.
[2025-06-07 12:57:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (OVERLAPS) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 220/220 variables, and 312 constraints, problems are : Problem set: 0 solved, 91 unsolved in 2528 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 91/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (OVERLAPS) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 220/220 variables, and 403 constraints, problems are : Problem set: 0 solved, 91 unsolved in 3882 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6421ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 6422ms
Finished structural reductions in LTL mode , in 1 iterations and 6614 ms. Remains : 128/128 places, 92/92 transitions.
Stuttering acceptance computed with spot in 125 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : ShieldPPPt-PT-005A-LTLFireability-12
Product exploration explored 100000 steps with 494 reset in 192 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 0 ms.
FORMULA ShieldPPPt-PT-005A-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-005A-LTLFireability-12 finished in 6944 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((p0 U p1))||p1)) U p2))'
Support contains 6 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 92/92 transitions.
Applied a total of 0 rules in 1 ms. Remains 128 /128 variables (removed 0) and now considering 92/92 (removed 0) transitions.
[2025-06-07 12:57:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:57:31] [INFO ] Implicit Places using invariants in 71 ms returned []
[2025-06-07 12:57:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:57:31] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 167 ms to find 0 implicit places.
Running 91 sub problems to find dead transitions.
[2025-06-07 12:57:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (OVERLAPS) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 220/220 variables, and 312 constraints, problems are : Problem set: 0 solved, 91 unsolved in 2538 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 91/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (OVERLAPS) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 220/220 variables, and 403 constraints, problems are : Problem set: 0 solved, 91 unsolved in 3839 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6383ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 6384ms
Finished structural reductions in LTL mode , in 1 iterations and 6553 ms. Remains : 128/128 places, 92/92 transitions.
Stuttering acceptance computed with spot in 153 ms :[(NOT p2), (OR (NOT p2) (NOT p1)), (NOT p1), true]
Running random walk in product with property : ShieldPPPt-PT-005A-LTLFireability-13
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-005A-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-005A-LTLFireability-13 finished in 6728 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))&&(G(F((!p0 U (p1||G(!p0))))) U G(p2))))'
Support contains 6 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 92/92 transitions.
Applied a total of 0 rules in 1 ms. Remains 128 /128 variables (removed 0) and now considering 92/92 (removed 0) transitions.
[2025-06-07 12:57:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:57:38] [INFO ] Implicit Places using invariants in 75 ms returned []
[2025-06-07 12:57:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:57:38] [INFO ] Implicit Places using invariants and state equation in 105 ms returned []
Implicit Place search using SMT with State Equation took 183 ms to find 0 implicit places.
Running 91 sub problems to find dead transitions.
[2025-06-07 12:57:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (OVERLAPS) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 220/220 variables, and 312 constraints, problems are : Problem set: 0 solved, 91 unsolved in 2578 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 91/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (OVERLAPS) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 220/220 variables, and 403 constraints, problems are : Problem set: 0 solved, 91 unsolved in 3840 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6425ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 6426ms
Finished structural reductions in LTL mode , in 1 iterations and 6610 ms. Remains : 128/128 places, 92/92 transitions.
Stuttering acceptance computed with spot in 173 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (AND (NOT p1) p0), (AND (NOT p1) p0 p2), (NOT p2)]
Running random walk in product with property : ShieldPPPt-PT-005A-LTLFireability-14
Product exploration explored 100000 steps with 25295 reset in 186 ms.
Stack based approach found an accepted trace after 1301 steps with 332 reset with depth 10 and stack size 10 in 2 ms.
FORMULA ShieldPPPt-PT-005A-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-005A-LTLFireability-14 finished in 6989 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(G((p0||X(F((!p1&&X((G(!p1)||F(!p2))))))))))'
Support contains 5 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 92/92 transitions.
Applied a total of 0 rules in 2 ms. Remains 128 /128 variables (removed 0) and now considering 92/92 (removed 0) transitions.
[2025-06-07 12:57:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:57:44] [INFO ] Implicit Places using invariants in 68 ms returned []
[2025-06-07 12:57:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:57:45] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 164 ms to find 0 implicit places.
Running 91 sub problems to find dead transitions.
[2025-06-07 12:57:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (OVERLAPS) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 220/220 variables, and 312 constraints, problems are : Problem set: 0 solved, 91 unsolved in 2527 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 91/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (OVERLAPS) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 220/220 variables, and 403 constraints, problems are : Problem set: 0 solved, 91 unsolved in 3872 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6407ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 6408ms
Finished structural reductions in LTL mode , in 1 iterations and 6574 ms. Remains : 128/128 places, 92/92 transitions.
Stuttering acceptance computed with spot in 169 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), p1, (AND p1 p2), (AND p1 p2)]
Running random walk in product with property : ShieldPPPt-PT-005A-LTLFireability-15
Product exploration explored 100000 steps with 19998 reset in 166 ms.
Product exploration explored 100000 steps with 20003 reset in 182 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 : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p0)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 75 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 170 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), p1, (AND p1 p2), (AND p1 p2)]
RANDOM walk for 11061 steps (2 resets) in 70 ms. (155 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p0)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F p0), (F p2), (F (NOT (OR (NOT p2) p1))), (F (NOT (OR (NOT p2) (NOT p1))))]
Knowledge based reduction with 4 factoid took 213 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 196 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), p1, (AND p1 p2), (AND p1 p2)]
Stuttering acceptance computed with spot in 196 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), p1, (AND p1 p2), (AND p1 p2)]
Support contains 5 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 92/92 transitions.
Applied a total of 0 rules in 2 ms. Remains 128 /128 variables (removed 0) and now considering 92/92 (removed 0) transitions.
[2025-06-07 12:57:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:57:53] [INFO ] Implicit Places using invariants in 77 ms returned []
[2025-06-07 12:57:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 12:57:53] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 173 ms to find 0 implicit places.
Running 91 sub problems to find dead transitions.
[2025-06-07 12:57:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (OVERLAPS) 0/220 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 220/220 variables, and 312 constraints, problems are : Problem set: 0 solved, 91 unsolved in 2584 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/220 variables, 128/312 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 91/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (OVERLAPS) 0/220 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 220/220 variables, and 403 constraints, problems are : Problem set: 0 solved, 91 unsolved in 3826 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6418ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 6419ms
Finished structural reductions in LTL mode , in 1 iterations and 6594 ms. Remains : 128/128 places, 92/92 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 : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p0)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 95 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 196 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), p1, (AND p1 p2), (AND p1 p2)]
RANDOM walk for 8856 steps (2 resets) in 39 ms. (221 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p0)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F p0), (F p2), (F (NOT (OR (NOT p2) p1))), (F (NOT (OR (NOT p2) (NOT p1))))]
Knowledge based reduction with 4 factoid took 220 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 205 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), p1, (AND p1 p2), (AND p1 p2)]
Stuttering acceptance computed with spot in 174 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), p1, (AND p1 p2), (AND p1 p2)]
Stuttering acceptance computed with spot in 179 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), p1, (AND p1 p2), (AND p1 p2)]
Product exploration explored 100000 steps with 20001 reset in 170 ms.
Product exploration explored 100000 steps with 19989 reset in 200 ms.
Applying partial POR strategy [false, false, false, true, true]
Stuttering acceptance computed with spot in 197 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), p1, (AND p1 p2), (AND p1 p2)]
Support contains 5 out of 128 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 128/128 places, 92/92 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 1 ms
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 128 transition count 92
Deduced a syphon composed of 2 places in 0 ms
Applied a total of 2 rules in 13 ms. Remains 128 /128 variables (removed 0) and now considering 92/92 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 12:58:01] [INFO ] Redundant transitions in 1 ms returned []
Running 91 sub problems to find dead transitions.
// Phase 1: matrix 92 rows 128 cols
[2025-06-07 12:58:01] [INFO ] Computed 56 invariants in 1 ms
[2025-06-07 12:58:01] [INFO ] State equation strengthened by 2 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 127/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/128 variables, 56/183 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 12:58:02] [INFO ] Deduced a trap composed of 3 places in 33 ms of which 6 ms to minimize.
Problem TDEAD33 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 12:58:02] [INFO ] Deduced a trap composed of 2 places in 22 ms of which 1 ms to minimize.
Problem TDEAD34 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 2/186 constraints. Problems are: Problem set: 2 solved, 89 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 0/186 constraints. Problems are: Problem set: 2 solved, 89 unsolved
At refinement iteration 6 (OVERLAPS) 92/220 variables, 128/314 constraints. Problems are: Problem set: 2 solved, 89 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 2/316 constraints. Problems are: Problem set: 2 solved, 89 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/316 constraints. Problems are: Problem set: 2 solved, 89 unsolved
At refinement iteration 9 (OVERLAPS) 0/220 variables, 0/316 constraints. Problems are: Problem set: 2 solved, 89 unsolved
No progress, stopping.
After SMT solving in domain Real declared 220/220 variables, and 316 constraints, problems are : Problem set: 2 solved, 89 unsolved in 3441 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 89 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 125/125 constraints. Problems are: Problem set: 2 solved, 89 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 0/125 constraints. Problems are: Problem set: 2 solved, 89 unsolved
At refinement iteration 2 (OVERLAPS) 3/128 variables, 56/181 constraints. Problems are: Problem set: 2 solved, 89 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 3/184 constraints. Problems are: Problem set: 2 solved, 89 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 2/186 constraints. Problems are: Problem set: 2 solved, 89 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 0/186 constraints. Problems are: Problem set: 2 solved, 89 unsolved
At refinement iteration 6 (OVERLAPS) 92/220 variables, 128/314 constraints. Problems are: Problem set: 2 solved, 89 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 2/316 constraints. Problems are: Problem set: 2 solved, 89 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 89/405 constraints. Problems are: Problem set: 2 solved, 89 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/220 variables, 0/405 constraints. Problems are: Problem set: 2 solved, 89 unsolved
At refinement iteration 10 (OVERLAPS) 0/220 variables, 0/405 constraints. Problems are: Problem set: 2 solved, 89 unsolved
No progress, stopping.
After SMT solving in domain Int declared 220/220 variables, and 405 constraints, problems are : Problem set: 2 solved, 89 unsolved in 4369 ms.
Refiners :[Domain max(s): 128/128 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 128/128 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 89/91 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7821ms problems are : Problem set: 2 solved, 89 unsolved
Search for dead transitions found 2 dead transitions in 7822ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 128/128 places, 90/92 transitions.
Graph (complete) has 307 edges and 128 vertex of which 126 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 7 ms. Remains 126 /128 variables (removed 2) and now considering 90/90 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 126/128 places, 90/92 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 7857 ms. Remains : 126/128 places, 90/92 transitions.
Built C files in :
/tmp/ltsmin10316829544924361061
[2025-06-07 12:58:09] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10316829544924361061
Running compilation step : cd /tmp/ltsmin10316829544924361061;'/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 279 ms.
Running link step : cd /tmp/ltsmin10316829544924361061;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 47 ms.
Running LTSmin : cd /tmp/ltsmin10316829544924361061;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased4488462679010695914.hoa' '--buchi-type=spotba'
LTSmin run took 265 ms.
FORMULA ShieldPPPt-PT-005A-LTLFireability-15 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldPPPt-PT-005A-LTLFireability-15 finished in 25001 ms.
All properties solved by simple procedures.
Total runtime 113521 ms.

BK_STOP 1749301089948

--------------------
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="ShieldPPPt-PT-005A"
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 ShieldPPPt-PT-005A, 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-174894533500844"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-005A.tgz
mv ShieldPPPt-PT-005A 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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;