Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r198-tall-174894533400812.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-003A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r198-tall-174894533400812
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 548K
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 71K 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 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K 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 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 151K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 92K 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 21K 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-003A-LTLFireability-00
FORMULA_NAME ShieldPPPt-PT-003A-LTLFireability-01
FORMULA_NAME ShieldPPPt-PT-003A-LTLFireability-02
FORMULA_NAME ShieldPPPt-PT-003A-LTLFireability-03
FORMULA_NAME ShieldPPPt-PT-003A-LTLFireability-04
FORMULA_NAME ShieldPPPt-PT-003A-LTLFireability-05
FORMULA_NAME ShieldPPPt-PT-003A-LTLFireability-06
FORMULA_NAME ShieldPPPt-PT-003A-LTLFireability-07
FORMULA_NAME ShieldPPPt-PT-003A-LTLFireability-08
FORMULA_NAME ShieldPPPt-PT-003A-LTLFireability-09
FORMULA_NAME ShieldPPPt-PT-003A-LTLFireability-10
FORMULA_NAME ShieldPPPt-PT-003A-LTLFireability-11
FORMULA_NAME ShieldPPPt-PT-003A-LTLFireability-12
FORMULA_NAME ShieldPPPt-PT-003A-LTLFireability-13
FORMULA_NAME ShieldPPPt-PT-003A-LTLFireability-14
FORMULA_NAME ShieldPPPt-PT-003A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749295627775

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-003A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-07 11:27:08] [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 11:27:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 11:27:09] [INFO ] Load time of PNML (sax parser for PT used): 48 ms
[2025-06-07 11:27:09] [INFO ] Transformed 78 places.
[2025-06-07 11:27:09] [INFO ] Transformed 57 transitions.
[2025-06-07 11:27:09] [INFO ] Found NUPN structural information;
[2025-06-07 11:27:09] [INFO ] Parsed PT model containing 78 places and 57 transitions and 222 arcs in 133 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-003A-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-003A-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 43 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 56/56 transitions.
Applied a total of 0 rules in 7 ms. Remains 78 /78 variables (removed 0) and now considering 56/56 (removed 0) transitions.
// Phase 1: matrix 56 rows 78 cols
[2025-06-07 11:27:09] [INFO ] Computed 34 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:09] [INFO ] Implicit Places using invariants in 236 ms returned []
[2025-06-07 11:27:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:09] [INFO ] Implicit Places using invariants and state equation in 112 ms returned []
Implicit Place search using SMT with State Equation took 417 ms to find 0 implicit places.
Running 55 sub problems to find dead transitions.
[2025-06-07 11:27:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (OVERLAPS) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Real declared 134/134 variables, and 190 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1296 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 55 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 55/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 8 (OVERLAPS) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Int declared 134/134 variables, and 245 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1749 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3093ms problems are : Problem set: 0 solved, 55 unsolved
Search for dead transitions found 0 dead transitions in 3105ms
Finished structural reductions in LTL mode , in 1 iterations and 3545 ms. Remains : 78/78 places, 56/56 transitions.
Support contains 43 out of 78 places after structural reductions.
[2025-06-07 11:27:13] [INFO ] Flatten gal took : 23 ms
[2025-06-07 11:27:13] [INFO ] Flatten gal took : 11 ms
[2025-06-07 11:27:13] [INFO ] Input system was already deterministic with 56 transitions.
Reduction of identical properties reduced properties to check from 30 to 27
RANDOM walk for 1103 steps (0 resets) in 96 ms. (11 steps per ms) remains 0/27 properties
FORMULA ShieldPPPt-PT-003A-LTLFireability-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
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(X(((G(F(p0)) U p1)||F(!p0)))) U G(p2)))'
Support contains 6 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 56/56 transitions.
Applied a total of 0 rules in 2 ms. Remains 78 /78 variables (removed 0) and now considering 56/56 (removed 0) transitions.
[2025-06-07 11:27:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:14] [INFO ] Implicit Places using invariants in 62 ms returned []
[2025-06-07 11:27:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:14] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 132 ms to find 0 implicit places.
Running 55 sub problems to find dead transitions.
[2025-06-07 11:27:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (OVERLAPS) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Real declared 134/134 variables, and 190 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1092 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 55 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 55/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 8 (OVERLAPS) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Int declared 134/134 variables, and 245 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1702 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2804ms problems are : Problem set: 0 solved, 55 unsolved
Search for dead transitions found 0 dead transitions in 2805ms
Finished structural reductions in LTL mode , in 1 iterations and 2939 ms. Remains : 78/78 places, 56/56 transitions.
Stuttering acceptance computed with spot in 299 ms :[(NOT p2), (AND (NOT p1) p0), (AND (NOT p2) (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : ShieldPPPt-PT-003A-LTLFireability-00
Product exploration explored 100000 steps with 24966 reset in 266 ms.
Stack based approach found an accepted trace after 1890 steps with 481 reset with depth 7 and stack size 7 in 5 ms.
FORMULA ShieldPPPt-PT-003A-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-003A-LTLFireability-00 finished in 3584 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))||F(p1))&&(F(p2)||G(p3))))'
Support contains 8 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 56/56 transitions.
Applied a total of 0 rules in 4 ms. Remains 78 /78 variables (removed 0) and now considering 56/56 (removed 0) transitions.
[2025-06-07 11:27:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:17] [INFO ] Implicit Places using invariants in 62 ms returned []
[2025-06-07 11:27:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:17] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
Running 55 sub problems to find dead transitions.
[2025-06-07 11:27:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (OVERLAPS) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Real declared 134/134 variables, and 190 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1068 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 55 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 55/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 8 (OVERLAPS) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Int declared 134/134 variables, and 245 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1714 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2803ms problems are : Problem set: 0 solved, 55 unsolved
Search for dead transitions found 0 dead transitions in 2804ms
Finished structural reductions in LTL mode , in 1 iterations and 2939 ms. Remains : 78/78 places, 56/56 transitions.
Stuttering acceptance computed with spot in 232 ms :[(OR (AND (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), (NOT p2), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : ShieldPPPt-PT-003A-LTLFireability-01
Product exploration explored 100000 steps with 1273 reset in 186 ms.
Stack based approach found an accepted trace after 10 steps with 0 reset with depth 11 and stack size 11 in 0 ms.
FORMULA ShieldPPPt-PT-003A-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-003A-LTLFireability-01 finished in 3379 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 4 out of 78 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 78/78 places, 56/56 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 76 transition count 54
Applied a total of 4 rules in 17 ms. Remains 76 /78 variables (removed 2) and now considering 54/56 (removed 2) transitions.
// Phase 1: matrix 54 rows 76 cols
[2025-06-07 11:27:20] [INFO ] Computed 34 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:20] [INFO ] Implicit Places using invariants in 61 ms returned [69]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 64 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 75/78 places, 54/56 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 75 transition count 52
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 73 transition count 52
Applied a total of 4 rules in 9 ms. Remains 73 /75 variables (removed 2) and now considering 52/54 (removed 2) transitions.
// Phase 1: matrix 52 rows 73 cols
[2025-06-07 11:27:20] [INFO ] Computed 33 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:20] [INFO ] Implicit Places using invariants in 50 ms returned [56, 60]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 52 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 71/78 places, 52/56 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 69 transition count 50
Applied a total of 4 rules in 5 ms. Remains 69 /71 variables (removed 2) and now considering 50/52 (removed 2) transitions.
// Phase 1: matrix 50 rows 69 cols
[2025-06-07 11:27:21] [INFO ] Computed 31 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:21] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-06-07 11:27:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:21] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 118 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 69/78 places, 50/56 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 266 ms. Remains : 69/78 places, 50/56 transitions.
Stuttering acceptance computed with spot in 105 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldPPPt-PT-003A-LTLFireability-02
Product exploration explored 100000 steps with 1 reset in 181 ms.
Stack based approach found an accepted trace after 10 steps with 0 reset with depth 11 and stack size 11 in 0 ms.
FORMULA ShieldPPPt-PT-003A-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-003A-LTLFireability-02 finished in 569 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((F((p0||X(F(p1))))&&(p2||G(p3)))))'
Support contains 4 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 56/56 transitions.
Applied a total of 0 rules in 5 ms. Remains 78 /78 variables (removed 0) and now considering 56/56 (removed 0) transitions.
// Phase 1: matrix 56 rows 78 cols
[2025-06-07 11:27:21] [INFO ] Computed 34 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:21] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-07 11:27:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:21] [INFO ] Implicit Places using invariants and state equation in 79 ms returned []
Implicit Place search using SMT with State Equation took 135 ms to find 0 implicit places.
Running 55 sub problems to find dead transitions.
[2025-06-07 11:27:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (OVERLAPS) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Real declared 134/134 variables, and 190 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1080 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 55 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 55/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 8 (OVERLAPS) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Int declared 134/134 variables, and 245 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1615 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2713ms problems are : Problem set: 0 solved, 55 unsolved
Search for dead transitions found 0 dead transitions in 2713ms
Finished structural reductions in LTL mode , in 1 iterations and 2855 ms. Remains : 78/78 places, 56/56 transitions.
Stuttering acceptance computed with spot in 175 ms :[(OR (AND (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (AND (NOT p0) (NOT p1) (NOT p3))]
Running random walk in product with property : ShieldPPPt-PT-003A-LTLFireability-03
Product exploration explored 100000 steps with 1479 reset in 176 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 0 ms.
FORMULA ShieldPPPt-PT-003A-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-003A-LTLFireability-03 finished in 3233 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(G(p1)))))'
Support contains 4 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 56/56 transitions.
Applied a total of 0 rules in 3 ms. Remains 78 /78 variables (removed 0) and now considering 56/56 (removed 0) transitions.
[2025-06-07 11:27:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:24] [INFO ] Implicit Places using invariants in 60 ms returned []
[2025-06-07 11:27:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:24] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 139 ms to find 0 implicit places.
Running 55 sub problems to find dead transitions.
[2025-06-07 11:27:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (OVERLAPS) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Real declared 134/134 variables, and 190 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1019 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 55 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 55/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 8 (OVERLAPS) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Int declared 134/134 variables, and 245 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1647 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2672ms problems are : Problem set: 0 solved, 55 unsolved
Search for dead transitions found 0 dead transitions in 2674ms
Finished structural reductions in LTL mode , in 1 iterations and 2818 ms. Remains : 78/78 places, 56/56 transitions.
Stuttering acceptance computed with spot in 116 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-003A-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 179 ms.
Stack based approach found an accepted trace after 36 steps with 0 reset with depth 37 and stack size 37 in 0 ms.
FORMULA ShieldPPPt-PT-003A-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-003A-LTLFireability-05 finished in 3143 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(p1)&&(F(p2)||G(!p3))))&&p0)))'
Support contains 5 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 56/56 transitions.
Applied a total of 0 rules in 3 ms. Remains 78 /78 variables (removed 0) and now considering 56/56 (removed 0) transitions.
[2025-06-07 11:27:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:27] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-07 11:27:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:27] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
Running 55 sub problems to find dead transitions.
[2025-06-07 11:27:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (OVERLAPS) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Real declared 134/134 variables, and 190 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1068 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 55 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 55/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 8 (OVERLAPS) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Int declared 134/134 variables, and 245 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1665 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2738ms problems are : Problem set: 0 solved, 55 unsolved
Search for dead transitions found 0 dead transitions in 2739ms
Finished structural reductions in LTL mode , in 1 iterations and 2859 ms. Remains : 78/78 places, 56/56 transitions.
Stuttering acceptance computed with spot in 217 ms :[true, (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p0) (AND (NOT p2) p3)), (OR (NOT p1) (NOT p0) (AND (NOT p2) p3)), (NOT p1), (OR (NOT p1) (AND (NOT p2) p3))]
Running random walk in product with property : ShieldPPPt-PT-003A-LTLFireability-06
Entered a terminal (fully accepting) state of product in 28 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-003A-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-003A-LTLFireability-06 finished in 3105 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||X(X(F(p1))))) U X(p2)))'
Support contains 4 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 56/56 transitions.
Applied a total of 0 rules in 2 ms. Remains 78 /78 variables (removed 0) and now considering 56/56 (removed 0) transitions.
[2025-06-07 11:27:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:30] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-07 11:27:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:31] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
Running 55 sub problems to find dead transitions.
[2025-06-07 11:27:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (OVERLAPS) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Real declared 134/134 variables, and 190 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1048 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 55 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 55/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 8 (OVERLAPS) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Int declared 134/134 variables, and 245 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1608 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2667ms problems are : Problem set: 0 solved, 55 unsolved
Search for dead transitions found 0 dead transitions in 2668ms
Finished structural reductions in LTL mode , in 1 iterations and 2787 ms. Remains : 78/78 places, 56/56 transitions.
Stuttering acceptance computed with spot in 219 ms :[(NOT p2), (AND (NOT p2) (NOT p1)), (NOT p2), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPt-PT-003A-LTLFireability-08
Product exploration explored 100000 steps with 50000 reset in 132 ms.
Product exploration explored 100000 steps with 50000 reset in 162 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) p2 (NOT p1)), (X p2), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p2)))), (X (X (NOT p1))), (X (X p2)), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p2)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 23 ms. Reduced automaton from 6 states, 10 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-003A-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-003A-LTLFireability-08 finished in 3350 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(!p0)) U ((X(X(!p0))&&(p1||X(X(G(!p2)))))||X(X(G(!p0)))))))'
Support contains 4 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 56/56 transitions.
Applied a total of 0 rules in 3 ms. Remains 78 /78 variables (removed 0) and now considering 56/56 (removed 0) transitions.
[2025-06-07 11:27:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:34] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-06-07 11:27:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:34] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 135 ms to find 0 implicit places.
Running 55 sub problems to find dead transitions.
[2025-06-07 11:27:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (OVERLAPS) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Real declared 134/134 variables, and 190 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1047 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 55 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 55/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 8 (OVERLAPS) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Int declared 134/134 variables, and 245 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1644 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2697ms problems are : Problem set: 0 solved, 55 unsolved
Search for dead transitions found 0 dead transitions in 2698ms
Finished structural reductions in LTL mode , in 1 iterations and 2836 ms. Remains : 78/78 places, 56/56 transitions.
Stuttering acceptance computed with spot in 346 ms :[p0, p0, p0, (AND p0 p2), (AND p0 p2), p0, (AND p2 p0), true, p2]
Running random walk in product with property : ShieldPPPt-PT-003A-LTLFireability-09
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-003A-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-003A-LTLFireability-09 finished in 3204 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)||X(((!p2 U (p3||G(!p2)))||p1))))'
Support contains 5 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 56/56 transitions.
Applied a total of 0 rules in 3 ms. Remains 78 /78 variables (removed 0) and now considering 56/56 (removed 0) transitions.
[2025-06-07 11:27:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:37] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-06-07 11:27:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:37] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 126 ms to find 0 implicit places.
Running 55 sub problems to find dead transitions.
[2025-06-07 11:27:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (OVERLAPS) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Real declared 134/134 variables, and 190 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1053 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 55 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 55/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 8 (OVERLAPS) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Int declared 134/134 variables, and 245 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1569 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2631ms problems are : Problem set: 0 solved, 55 unsolved
Search for dead transitions found 0 dead transitions in 2632ms
Finished structural reductions in LTL mode , in 1 iterations and 2761 ms. Remains : 78/78 places, 56/56 transitions.
Stuttering acceptance computed with spot in 240 ms :[true, (AND (NOT p0) (NOT p3) p2 (NOT p1)), (AND (NOT p3) p2), (AND (NOT p3) p2 (NOT p1)), (AND (NOT p3) p2 (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p3) p2 (NOT p0))]
Running random walk in product with property : ShieldPPPt-PT-003A-LTLFireability-10
Product exploration explored 100000 steps with 50000 reset in 163 ms.
Product exploration explored 100000 steps with 50000 reset in 187 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 p0 p3 (NOT p2) p1), (X (NOT p2)), (X p3), (X (NOT (AND (NOT p1) (NOT p3) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p3) p2))), (X (NOT (AND p0 (NOT p1) (NOT p3) (NOT p2)))), (X (NOT (AND p0 (NOT p1) (NOT p3) p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p3) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p3) p2))), (X p0), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p3) p2)))), (X (X p3)), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND p0 (NOT p3) (NOT p2))))), (X (X p0)), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT (AND (NOT p0) (NOT p3) (NOT p2))))), (X (X (NOT (AND p0 (NOT p3) p2))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 20 factoid took 20 ms. Reduced automaton from 7 states, 17 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-003A-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-003A-LTLFireability-10 finished in 3386 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))'
Support contains 2 out of 78 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 78/78 places, 56/56 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 76 transition count 54
Applied a total of 4 rules in 4 ms. Remains 76 /78 variables (removed 2) and now considering 54/56 (removed 2) transitions.
// Phase 1: matrix 54 rows 76 cols
[2025-06-07 11:27:40] [INFO ] Computed 34 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:40] [INFO ] Implicit Places using invariants in 55 ms returned [69]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 56 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 75/78 places, 54/56 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 75 transition count 52
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 73 transition count 52
Applied a total of 4 rules in 3 ms. Remains 73 /75 variables (removed 2) and now considering 52/54 (removed 2) transitions.
// Phase 1: matrix 52 rows 73 cols
[2025-06-07 11:27:40] [INFO ] Computed 33 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:40] [INFO ] Implicit Places using invariants in 76 ms returned [56, 60]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 77 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 71/78 places, 52/56 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 69 transition count 50
Applied a total of 4 rules in 4 ms. Remains 69 /71 variables (removed 2) and now considering 50/52 (removed 2) transitions.
// Phase 1: matrix 50 rows 69 cols
[2025-06-07 11:27:40] [INFO ] Computed 31 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:41] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-06-07 11:27:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:41] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 69/78 places, 50/56 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 274 ms. Remains : 69/78 places, 50/56 transitions.
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-003A-LTLFireability-11
Product exploration explored 100000 steps with 25135 reset in 108 ms.
Product exploration explored 100000 steps with 25168 reset in 189 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 : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 134 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
RANDOM walk for 15 steps (0 resets) in 4 ms. (3 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 132 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
[2025-06-07 11:27:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 11:27:41] [INFO ] [Real]Absence check using 31 positive place invariants in 4 ms returned sat
[2025-06-07 11:27:41] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2025-06-07 11:27:41] [INFO ] Computed and/alt/rep : 49/155/49 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-07 11:27:41] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 11:27:41] [INFO ] [Nat]Absence check using 31 positive place invariants in 4 ms returned sat
[2025-06-07 11:27:41] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2025-06-07 11:27:41] [INFO ] Computed and/alt/rep : 49/155/49 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-07 11:27:42] [INFO ] Added : 43 causal constraints over 10 iterations in 70 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 69 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 69/69 places, 50/50 transitions.
Applied a total of 0 rules in 3 ms. Remains 69 /69 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2025-06-07 11:27:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:42] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-06-07 11:27:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:42] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 136 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 11:27:42] [INFO ] Redundant transitions in 0 ms returned []
Running 49 sub problems to find dead transitions.
[2025-06-07 11:27:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/68 variables, 68/68 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/68 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 2 (OVERLAPS) 1/69 variables, 31/99 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/69 variables, 1/100 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/69 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 5 (OVERLAPS) 50/119 variables, 69/169 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/119 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 7 (OVERLAPS) 0/119 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 49 unsolved
No progress, stopping.
After SMT solving in domain Real declared 119/119 variables, and 169 constraints, problems are : Problem set: 0 solved, 49 unsolved in 920 ms.
Refiners :[Domain max(s): 69/69 constraints, Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 69/69 constraints, PredecessorRefiner: 49/49 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 49 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/68 variables, 68/68 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/68 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 2 (OVERLAPS) 1/69 variables, 31/99 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/69 variables, 1/100 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/69 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 5 (OVERLAPS) 50/119 variables, 69/169 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/119 variables, 49/218 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/119 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 8 (OVERLAPS) 0/119 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 49 unsolved
No progress, stopping.
After SMT solving in domain Int declared 119/119 variables, and 218 constraints, problems are : Problem set: 0 solved, 49 unsolved in 1461 ms.
Refiners :[Domain max(s): 69/69 constraints, Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 69/69 constraints, PredecessorRefiner: 49/49 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2390ms problems are : Problem set: 0 solved, 49 unsolved
Search for dead transitions found 0 dead transitions in 2390ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 2535 ms. Remains : 69/69 places, 50/50 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 : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 134 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
RANDOM walk for 12 steps (0 resets) in 4 ms. (2 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 141 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
[2025-06-07 11:27:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 11:27:45] [INFO ] [Real]Absence check using 31 positive place invariants in 4 ms returned sat
[2025-06-07 11:27:45] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2025-06-07 11:27:45] [INFO ] Computed and/alt/rep : 49/155/49 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-07 11:27:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 11:27:45] [INFO ] [Nat]Absence check using 31 positive place invariants in 4 ms returned sat
[2025-06-07 11:27:45] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2025-06-07 11:27:45] [INFO ] Computed and/alt/rep : 49/155/49 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-07 11:27:45] [INFO ] Added : 43 causal constraints over 10 iterations in 57 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Product exploration explored 100000 steps with 25072 reset in 116 ms.
Product exploration explored 100000 steps with 25163 reset in 166 ms.
Built C files in :
/tmp/ltsmin1551612890728068273
[2025-06-07 11:27:45] [INFO ] Computing symmetric may disable matrix : 50 transitions.
[2025-06-07 11:27:45] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 11:27:45] [INFO ] Computing symmetric may enable matrix : 50 transitions.
[2025-06-07 11:27:45] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 11:27:45] [INFO ] Computing Do-Not-Accords matrix : 50 transitions.
[2025-06-07 11:27:45] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 11:27:45] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1551612890728068273
Running compilation step : cd /tmp/ltsmin1551612890728068273;'/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 238 ms.
Running link step : cd /tmp/ltsmin1551612890728068273;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 43 ms.
Running LTSmin : cd /tmp/ltsmin1551612890728068273;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased1782900869808792896.hoa' '--buchi-type=spotba'
LTSmin run took 196 ms.
FORMULA ShieldPPPt-PT-003A-LTLFireability-11 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldPPPt-PT-003A-LTLFireability-11 finished in 5237 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))'
Support contains 1 out of 78 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 78/78 places, 56/56 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 75 transition count 54
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 3 place count 75 transition count 52
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 7 place count 73 transition count 52
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 9 place count 72 transition count 51
Applied a total of 9 rules in 11 ms. Remains 72 /78 variables (removed 6) and now considering 51/56 (removed 5) transitions.
// Phase 1: matrix 51 rows 72 cols
[2025-06-07 11:27:46] [INFO ] Computed 33 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:46] [INFO ] Implicit Places using invariants in 47 ms returned [55, 59]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 47 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 70/78 places, 51/56 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 68 transition count 49
Applied a total of 4 rules in 3 ms. Remains 68 /70 variables (removed 2) and now considering 49/51 (removed 2) transitions.
// Phase 1: matrix 49 rows 68 cols
[2025-06-07 11:27:46] [INFO ] Computed 31 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:46] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-07 11:27:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:46] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 112 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 68/78 places, 49/56 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 174 ms. Remains : 68/78 places, 49/56 transitions.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-003A-LTLFireability-12
Product exploration explored 100000 steps with 1348 reset in 146 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 0 ms.
FORMULA ShieldPPPt-PT-003A-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-003A-LTLFireability-12 finished in 372 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)||X(G(p1))))'
Support contains 3 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 56/56 transitions.
Applied a total of 0 rules in 1 ms. Remains 78 /78 variables (removed 0) and now considering 56/56 (removed 0) transitions.
// Phase 1: matrix 56 rows 78 cols
[2025-06-07 11:27:46] [INFO ] Computed 34 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:46] [INFO ] Implicit Places using invariants in 67 ms returned []
[2025-06-07 11:27:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:46] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 145 ms to find 0 implicit places.
Running 55 sub problems to find dead transitions.
[2025-06-07 11:27:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (OVERLAPS) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Real declared 134/134 variables, and 190 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1060 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 55 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 55/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 8 (OVERLAPS) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Int declared 134/134 variables, and 245 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1604 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2670ms problems are : Problem set: 0 solved, 55 unsolved
Search for dead transitions found 0 dead transitions in 2671ms
Finished structural reductions in LTL mode , in 1 iterations and 2817 ms. Remains : 78/78 places, 56/56 transitions.
Stuttering acceptance computed with spot in 147 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-003A-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-003A-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-003A-LTLFireability-13 finished in 2979 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0||X((G(!p1) U (p0&&G(!p1)))))))))'
Support contains 1 out of 78 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 56/56 transitions.
Applied a total of 0 rules in 1 ms. Remains 78 /78 variables (removed 0) and now considering 56/56 (removed 0) transitions.
[2025-06-07 11:27:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:49] [INFO ] Implicit Places using invariants in 61 ms returned []
[2025-06-07 11:27:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:49] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 126 ms to find 0 implicit places.
Running 55 sub problems to find dead transitions.
[2025-06-07 11:27:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (OVERLAPS) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Real declared 134/134 variables, and 190 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1030 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 55 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 55/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 8 (OVERLAPS) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Int declared 134/134 variables, and 245 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1599 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2635ms problems are : Problem set: 0 solved, 55 unsolved
Search for dead transitions found 0 dead transitions in 2635ms
Finished structural reductions in LTL mode , in 1 iterations and 2763 ms. Remains : 78/78 places, 56/56 transitions.
Stuttering acceptance computed with spot in 108 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-003A-LTLFireability-14
Product exploration explored 100000 steps with 10492 reset in 116 ms.
Product exploration explored 100000 steps with 10500 reset in 123 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 : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 69 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 107 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 84 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2025-06-07 11:27:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 11:27:53] [INFO ] [Real]Absence check using 34 positive place invariants in 9 ms returned sat
[2025-06-07 11:27:53] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2025-06-07 11:27:53] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 11:27:53] [INFO ] [Nat]Absence check using 34 positive place invariants in 7 ms returned sat
[2025-06-07 11:27:53] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2025-06-07 11:27:53] [INFO ] Computed and/alt/rep : 55/167/55 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-07 11:27:53] [INFO ] Added : 20 causal constraints over 5 iterations in 36 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 78 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 56/56 transitions.
Applied a total of 0 rules in 2 ms. Remains 78 /78 variables (removed 0) and now considering 56/56 (removed 0) transitions.
[2025-06-07 11:27:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:53] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-07 11:27:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:27:53] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 121 ms to find 0 implicit places.
Running 55 sub problems to find dead transitions.
[2025-06-07 11:27:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (OVERLAPS) 0/134 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Real declared 134/134 variables, and 190 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1034 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 55 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 56/134 variables, 78/190 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 55/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 8 (OVERLAPS) 0/134 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Int declared 134/134 variables, and 245 constraints, problems are : Problem set: 0 solved, 55 unsolved in 1610 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2650ms problems are : Problem set: 0 solved, 55 unsolved
Search for dead transitions found 0 dead transitions in 2651ms
Finished structural reductions in LTL mode , in 1 iterations and 2774 ms. Remains : 78/78 places, 56/56 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 : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 78 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 88 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 87 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 106 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2025-06-07 11:27:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 11:27:56] [INFO ] [Real]Absence check using 34 positive place invariants in 9 ms returned sat
[2025-06-07 11:27:56] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2025-06-07 11:27:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 11:27:56] [INFO ] [Nat]Absence check using 34 positive place invariants in 7 ms returned sat
[2025-06-07 11:27:56] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2025-06-07 11:27:56] [INFO ] Computed and/alt/rep : 55/167/55 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-07 11:27:56] [INFO ] Added : 20 causal constraints over 5 iterations in 36 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 10527 reset in 124 ms.
Product exploration explored 100000 steps with 10475 reset in 133 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 78 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 78/78 places, 56/56 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 78 transition count 56
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 11 ms. Remains 78 /78 variables (removed 0) and now considering 56/56 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 11:27:57] [INFO ] Redundant transitions in 0 ms returned []
Running 55 sub problems to find dead transitions.
// Phase 1: matrix 56 rows 78 cols
[2025-06-07 11:27:57] [INFO ] Computed 34 invariants in 2 ms
[2025-06-07 11:27:57] [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) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/78 variables, 34/111 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 11:27:57] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 3 ms to minimize.
Problem TDEAD22 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 1/113 constraints. Problems are: Problem set: 1 solved, 54 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/78 variables, 0/113 constraints. Problems are: Problem set: 1 solved, 54 unsolved
At refinement iteration 6 (OVERLAPS) 56/134 variables, 78/191 constraints. Problems are: Problem set: 1 solved, 54 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/134 variables, 2/193 constraints. Problems are: Problem set: 1 solved, 54 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/134 variables, 0/193 constraints. Problems are: Problem set: 1 solved, 54 unsolved
At refinement iteration 9 (OVERLAPS) 0/134 variables, 0/193 constraints. Problems are: Problem set: 1 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Real declared 134/134 variables, and 193 constraints, problems are : Problem set: 1 solved, 54 unsolved in 1454 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 54 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 76/76 constraints. Problems are: Problem set: 1 solved, 54 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/76 constraints. Problems are: Problem set: 1 solved, 54 unsolved
At refinement iteration 2 (OVERLAPS) 2/78 variables, 34/110 constraints. Problems are: Problem set: 1 solved, 54 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 2/112 constraints. Problems are: Problem set: 1 solved, 54 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 1/113 constraints. Problems are: Problem set: 1 solved, 54 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/78 variables, 0/113 constraints. Problems are: Problem set: 1 solved, 54 unsolved
At refinement iteration 6 (OVERLAPS) 56/134 variables, 78/191 constraints. Problems are: Problem set: 1 solved, 54 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/134 variables, 2/193 constraints. Problems are: Problem set: 1 solved, 54 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/134 variables, 54/247 constraints. Problems are: Problem set: 1 solved, 54 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/134 variables, 0/247 constraints. Problems are: Problem set: 1 solved, 54 unsolved
At refinement iteration 10 (OVERLAPS) 0/134 variables, 0/247 constraints. Problems are: Problem set: 1 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Int declared 134/134 variables, and 247 constraints, problems are : Problem set: 1 solved, 54 unsolved in 1592 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 78/78 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 54/55 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3055ms problems are : Problem set: 1 solved, 54 unsolved
Search for dead transitions found 1 dead transitions in 3056ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) removed 1 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 78/78 places, 55/56 transitions.
Graph (complete) has 184 edges and 78 vertex of which 77 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 5 ms. Remains 77 /78 variables (removed 1) and now considering 55/55 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 77/78 places, 55/56 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3085 ms. Remains : 77/78 places, 55/56 transitions.
Built C files in :
/tmp/ltsmin11482807195769712616
[2025-06-07 11:28:00] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11482807195769712616
Running compilation step : cd /tmp/ltsmin11482807195769712616;'/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 135 ms.
Running link step : cd /tmp/ltsmin11482807195769712616;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 25 ms.
Running LTSmin : cd /tmp/ltsmin11482807195769712616;'/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/stateBased10942289952348883266.hoa' '--buchi-type=spotba'
LTSmin run took 86 ms.
FORMULA ShieldPPPt-PT-003A-LTLFireability-14 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldPPPt-PT-003A-LTLFireability-14 finished in 11286 ms.
All properties solved by simple procedures.
Total runtime 51747 ms.

BK_STOP 1749295680765

--------------------
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-003A"
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-003A, 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-174894533400812"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-003A.tgz
mv ShieldPPPt-PT-003A 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 ;