Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r334-tall-171679080300412.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool itstools
Input is SafeBus-PT-03, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r334-tall-171679080300412
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 732K
-rw-r--r-- 1 mcc users 8.5K Apr 12 14:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Apr 12 14:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 12 14:37 CTLFireability.txt
-rw-r--r-- 1 mcc users 69K Apr 12 14:37 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 5.2K Apr 23 07:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 32K Apr 23 07:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Apr 23 07:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 32K Apr 23 07:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Apr 12 14:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 138K Apr 12 14:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 26K Apr 12 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 154K Apr 12 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 07:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Apr 23 07:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 95K May 18 16:43 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME SafeBus-PT-03-LTLFireability-00
FORMULA_NAME SafeBus-PT-03-LTLFireability-01
FORMULA_NAME SafeBus-PT-03-LTLFireability-02
FORMULA_NAME SafeBus-PT-03-LTLFireability-03
FORMULA_NAME SafeBus-PT-03-LTLFireability-04
FORMULA_NAME SafeBus-PT-03-LTLFireability-05
FORMULA_NAME SafeBus-PT-03-LTLFireability-06
FORMULA_NAME SafeBus-PT-03-LTLFireability-07
FORMULA_NAME SafeBus-PT-03-LTLFireability-08
FORMULA_NAME SafeBus-PT-03-LTLFireability-09
FORMULA_NAME SafeBus-PT-03-LTLFireability-10
FORMULA_NAME SafeBus-PT-03-LTLFireability-11
FORMULA_NAME SafeBus-PT-03-LTLFireability-12
FORMULA_NAME SafeBus-PT-03-LTLFireability-13
FORMULA_NAME SafeBus-PT-03-LTLFireability-14
FORMULA_NAME SafeBus-PT-03-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716828451190

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SafeBus-PT-03
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202405141337
[2024-05-27 16:47:32] [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]
[2024-05-27 16:47:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-27 16:47:32] [INFO ] Load time of PNML (sax parser for PT used): 64 ms
[2024-05-27 16:47:32] [INFO ] Transformed 57 places.
[2024-05-27 16:47:32] [INFO ] Transformed 91 transitions.
[2024-05-27 16:47:32] [INFO ] Found NUPN structural information;
[2024-05-27 16:47:32] [INFO ] Parsed PT model containing 57 places and 91 transitions and 541 arcs in 161 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Reduce places removed 3 places and 0 transitions.
FORMULA SafeBus-PT-03-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 53 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 91/91 transitions.
Applied a total of 0 rules in 9 ms. Remains 54 /54 variables (removed 0) and now considering 91/91 (removed 0) transitions.
[2024-05-27 16:47:32] [INFO ] Flow matrix only has 68 transitions (discarded 23 similar events)
// Phase 1: matrix 68 rows 54 cols
[2024-05-27 16:47:32] [INFO ] Computed 17 invariants in 7 ms
[2024-05-27 16:47:32] [INFO ] Implicit Places using invariants in 158 ms returned []
[2024-05-27 16:47:32] [INFO ] Flow matrix only has 68 transitions (discarded 23 similar events)
[2024-05-27 16:47:32] [INFO ] Invariant cache hit.
[2024-05-27 16:47:32] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-27 16:47:32] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 260 ms to find 0 implicit places.
Running 88 sub problems to find dead transitions.
[2024-05-27 16:47:33] [INFO ] Flow matrix only has 68 transitions (discarded 23 similar events)
[2024-05-27 16:47:33] [INFO ] Invariant cache hit.
[2024-05-27 16:47:33] [INFO ] State equation strengthened by 13 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 88 unsolved
Problem TDEAD7 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD33 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 10/71 constraints. Problems are: Problem set: 9 solved, 79 unsolved
[2024-05-27 16:47:33] [INFO ] Deduced a trap composed of 12 places in 57 ms of which 16 ms to minimize.
[2024-05-27 16:47:33] [INFO ] Deduced a trap composed of 13 places in 40 ms of which 2 ms to minimize.
[2024-05-27 16:47:33] [INFO ] Deduced a trap composed of 14 places in 33 ms of which 1 ms to minimize.
[2024-05-27 16:47:33] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 1 ms to minimize.
[2024-05-27 16:47:33] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 0 ms to minimize.
[2024-05-27 16:47:33] [INFO ] Deduced a trap composed of 14 places in 32 ms of which 0 ms to minimize.
[2024-05-27 16:47:33] [INFO ] Deduced a trap composed of 14 places in 24 ms of which 1 ms to minimize.
[2024-05-27 16:47:33] [INFO ] Deduced a trap composed of 14 places in 30 ms of which 1 ms to minimize.
[2024-05-27 16:47:33] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 0 ms to minimize.
[2024-05-27 16:47:33] [INFO ] Deduced a trap composed of 15 places in 26 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/54 variables, 10/81 constraints. Problems are: Problem set: 9 solved, 79 unsolved
[2024-05-27 16:47:34] [INFO ] Deduced a trap composed of 13 places in 53 ms of which 0 ms to minimize.
[2024-05-27 16:47:34] [INFO ] Deduced a trap composed of 15 places in 24 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 2/83 constraints. Problems are: Problem set: 9 solved, 79 unsolved
[2024-05-27 16:47:34] [INFO ] Deduced a trap composed of 15 places in 31 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 1/84 constraints. Problems are: Problem set: 9 solved, 79 unsolved
[2024-05-27 16:47:34] [INFO ] Deduced a trap composed of 15 places in 49 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 1/85 constraints. Problems are: Problem set: 9 solved, 79 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/54 variables, 0/85 constraints. Problems are: Problem set: 9 solved, 79 unsolved
At refinement iteration 8 (OVERLAPS) 68/122 variables, 54/139 constraints. Problems are: Problem set: 9 solved, 79 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 13/152 constraints. Problems are: Problem set: 9 solved, 79 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/122 variables, 0/152 constraints. Problems are: Problem set: 9 solved, 79 unsolved
At refinement iteration 11 (OVERLAPS) 0/122 variables, 0/152 constraints. Problems are: Problem set: 9 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 152 constraints, problems are : Problem set: 9 solved, 79 unsolved in 2740 ms.
Refiners :[Domain max(s): 54/54 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 54/54 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 14/14 constraints]
Escalating to Integer solving :Problem set: 9 solved, 79 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 9 solved, 79 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 7/61 constraints. Problems are: Problem set: 9 solved, 79 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 10/71 constraints. Problems are: Problem set: 9 solved, 79 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/54 variables, 14/85 constraints. Problems are: Problem set: 9 solved, 79 unsolved
[2024-05-27 16:47:36] [INFO ] Deduced a trap composed of 13 places in 30 ms of which 1 ms to minimize.
[2024-05-27 16:47:36] [INFO ] Deduced a trap composed of 9 places in 29 ms of which 1 ms to minimize.
[2024-05-27 16:47:36] [INFO ] Deduced a trap composed of 9 places in 34 ms of which 1 ms to minimize.
[2024-05-27 16:47:36] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 4/89 constraints. Problems are: Problem set: 9 solved, 79 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 0/89 constraints. Problems are: Problem set: 9 solved, 79 unsolved
At refinement iteration 6 (OVERLAPS) 68/122 variables, 54/143 constraints. Problems are: Problem set: 9 solved, 79 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 13/156 constraints. Problems are: Problem set: 9 solved, 79 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 79/235 constraints. Problems are: Problem set: 9 solved, 79 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/235 constraints. Problems are: Problem set: 9 solved, 79 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/235 constraints. Problems are: Problem set: 9 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 235 constraints, problems are : Problem set: 9 solved, 79 unsolved in 1880 ms.
Refiners :[Domain max(s): 54/54 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 54/54 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 79/88 constraints, Known Traps: 18/18 constraints]
After SMT, in 4722ms problems are : Problem set: 9 solved, 79 unsolved
Search for dead transitions found 9 dead transitions in 4742ms
Found 9 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 9 transitions
Dead transitions reduction (with SMT) removed 9 transitions
Starting structural reductions in LTL mode, iteration 1 : 54/54 places, 82/91 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 5032 ms. Remains : 54/54 places, 82/91 transitions.
Support contains 53 out of 54 places after structural reductions.
[2024-05-27 16:47:37] [INFO ] Flatten gal took : 29 ms
[2024-05-27 16:47:37] [INFO ] Flatten gal took : 16 ms
[2024-05-27 16:47:38] [INFO ] Input system was already deterministic with 82 transitions.
Reduction of identical properties reduced properties to check from 35 to 30
RANDOM walk for 40000 steps (8 resets) in 995 ms. (40 steps per ms) remains 3/30 properties
BEST_FIRST walk for 40004 steps (8 resets) in 252 ms. (158 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 98 ms. (404 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 108 ms. (367 steps per ms) remains 3/3 properties
[2024-05-27 16:47:38] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 54 cols
[2024-05-27 16:47:38] [INFO ] Computed 17 invariants in 2 ms
[2024-05-27 16:47:38] [INFO ] State equation strengthened by 13 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem AtomicPropp17 is UNSAT
At refinement iteration 2 (OVERLAPS) 12/22 variables, 3/13 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 12/25 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/25 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 9/31 variables, 1/26 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 9/35 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/31 variables, 0/35 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/32 variables, 1/36 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/32 variables, 1/37 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/32 variables, 0/37 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 17/49 variables, 10/47 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/49 variables, 17/64 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/49 variables, 0/64 constraints. Problems are: Problem set: 1 solved, 2 unsolved
Problem AtomicPropp29 is UNSAT
Problem AtomicPropp30 is UNSAT
After SMT solving in domain Real declared 52/122 variables, and 65 constraints, problems are : Problem set: 3 solved, 0 unsolved in 70 ms.
Refiners :[Domain max(s): 49/54 constraints, Positive P Invariants (semi-flows): 6/7 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 0/54 constraints, ReadFeed: 0/13 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 79ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 3 atomic propositions for a total of 15 simplifications.
FORMULA SafeBus-PT-03-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
FORMULA SafeBus-PT-03-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(!p0)) U (p1&&G(p2))))'
Support contains 22 out of 54 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 6 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2024-05-27 16:47:39] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:47:39] [INFO ] Invariant cache hit.
[2024-05-27 16:47:39] [INFO ] Implicit Places using invariants in 46 ms returned [42, 43, 44]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 49 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 51/54 places, 82/82 transitions.
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 0 place count 51 transition count 79
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 48 transition count 79
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 45 transition count 82
Applied a total of 12 rules in 14 ms. Remains 45 /51 variables (removed 6) and now considering 82/82 (removed 0) transitions.
[2024-05-27 16:47:39] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 45 cols
[2024-05-27 16:47:39] [INFO ] Computed 14 invariants in 2 ms
[2024-05-27 16:47:39] [INFO ] Implicit Places using invariants in 39 ms returned []
[2024-05-27 16:47:39] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:47:39] [INFO ] Invariant cache hit.
[2024-05-27 16:47:39] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-27 16:47:39] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 45/54 places, 82/82 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 169 ms. Remains : 45/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 339 ms :[(OR (NOT p2) (NOT p1)), p0, (NOT p2)]
Running random walk in product with property : SafeBus-PT-03-LTLFireability-00
Product exploration explored 100000 steps with 9491 reset in 399 ms.
Stack based approach found an accepted trace after 2002 steps with 191 reset with depth 18 and stack size 18 in 6 ms.
FORMULA SafeBus-PT-03-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property SafeBus-PT-03-LTLFireability-00 finished in 976 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 6 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2024-05-27 16:47:40] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 54 cols
[2024-05-27 16:47:40] [INFO ] Computed 17 invariants in 4 ms
[2024-05-27 16:47:40] [INFO ] Implicit Places using invariants in 62 ms returned []
[2024-05-27 16:47:40] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:47:40] [INFO ] Invariant cache hit.
[2024-05-27 16:47:40] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-27 16:47:40] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 158 ms to find 0 implicit places.
Running 79 sub problems to find dead transitions.
[2024-05-27 16:47:40] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:47:40] [INFO ] Invariant cache hit.
[2024-05-27 16:47:40] [INFO ] State equation strengthened by 13 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:47:40] [INFO ] Deduced a trap composed of 12 places in 38 ms of which 0 ms to minimize.
[2024-05-27 16:47:40] [INFO ] Deduced a trap composed of 15 places in 33 ms of which 1 ms to minimize.
[2024-05-27 16:47:40] [INFO ] Deduced a trap composed of 21 places in 30 ms of which 1 ms to minimize.
[2024-05-27 16:47:40] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 7 ms to minimize.
[2024-05-27 16:47:40] [INFO ] Deduced a trap composed of 11 places in 38 ms of which 1 ms to minimize.
[2024-05-27 16:47:40] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 1 ms to minimize.
[2024-05-27 16:47:40] [INFO ] Deduced a trap composed of 14 places in 25 ms of which 1 ms to minimize.
[2024-05-27 16:47:40] [INFO ] Deduced a trap composed of 23 places in 55 ms of which 1 ms to minimize.
[2024-05-27 16:47:40] [INFO ] Deduced a trap composed of 23 places in 27 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/54 variables, 9/80 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:47:41] [INFO ] Deduced a trap composed of 13 places in 30 ms of which 1 ms to minimize.
[2024-05-27 16:47:41] [INFO ] Deduced a trap composed of 13 places in 29 ms of which 1 ms to minimize.
[2024-05-27 16:47:41] [INFO ] Deduced a trap composed of 14 places in 27 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 3/83 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:47:41] [INFO ] Deduced a trap composed of 13 places in 30 ms of which 1 ms to minimize.
[2024-05-27 16:47:41] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 1 ms to minimize.
[2024-05-27 16:47:41] [INFO ] Deduced a trap composed of 7 places in 37 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 3/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 7 (OVERLAPS) 68/122 variables, 54/140 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 13/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 153 constraints, problems are : Problem set: 0 solved, 79 unsolved in 2436 ms.
Refiners :[Domain max(s): 54/54 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 54/54 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 79/79 constraints, Known Traps: 15/15 constraints]
Escalating to Integer solving :Problem set: 0 solved, 79 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/54 variables, 15/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:47:42] [INFO ] Deduced a trap composed of 10 places in 33 ms of which 1 ms to minimize.
[2024-05-27 16:47:42] [INFO ] Deduced a trap composed of 8 places in 31 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 2/88 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 6 (OVERLAPS) 68/122 variables, 54/142 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 13/155 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 79/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 234 constraints, problems are : Problem set: 0 solved, 79 unsolved in 1783 ms.
Refiners :[Domain max(s): 54/54 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 54/54 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 79/79 constraints, Known Traps: 17/17 constraints]
After SMT, in 4256ms problems are : Problem set: 0 solved, 79 unsolved
Search for dead transitions found 0 dead transitions in 4257ms
Finished structural reductions in LTL mode , in 1 iterations and 4417 ms. Remains : 54/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 140 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SafeBus-PT-03-LTLFireability-01
Product exploration explored 100000 steps with 13742 reset in 150 ms.
Product exploration explored 100000 steps with 13722 reset in 168 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 78 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 60 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 27 steps (0 resets) in 5 ms. (4 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 90 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
[2024-05-27 16:47:45] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:47:45] [INFO ] Invariant cache hit.
[2024-05-27 16:47:45] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-05-27 16:47:45] [INFO ] [Real]Absence check using 7 positive and 10 generalized place invariants in 11 ms returned sat
[2024-05-27 16:47:45] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-27 16:47:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-27 16:47:45] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-05-27 16:47:45] [INFO ] [Nat]Absence check using 7 positive and 10 generalized place invariants in 5 ms returned sat
[2024-05-27 16:47:45] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-27 16:47:45] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-27 16:47:45] [INFO ] [Nat]Added 13 Read/Feed constraints in 7 ms returned sat
[2024-05-27 16:47:45] [INFO ] Computed and/alt/rep : 52/309/52 causal constraints (skipped 13 transitions) in 5 ms.
[2024-05-27 16:47:45] [INFO ] Added : 8 causal constraints over 2 iterations in 38 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 6 out of 54 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 4 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2024-05-27 16:47:45] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:47:45] [INFO ] Invariant cache hit.
[2024-05-27 16:47:45] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-05-27 16:47:45] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:47:45] [INFO ] Invariant cache hit.
[2024-05-27 16:47:45] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-27 16:47:45] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 151 ms to find 0 implicit places.
[2024-05-27 16:47:45] [INFO ] Redundant transitions in 1 ms returned []
Running 79 sub problems to find dead transitions.
[2024-05-27 16:47:45] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:47:45] [INFO ] Invariant cache hit.
[2024-05-27 16:47:45] [INFO ] State equation strengthened by 13 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:47:46] [INFO ] Deduced a trap composed of 12 places in 39 ms of which 0 ms to minimize.
[2024-05-27 16:47:46] [INFO ] Deduced a trap composed of 15 places in 35 ms of which 1 ms to minimize.
[2024-05-27 16:47:46] [INFO ] Deduced a trap composed of 21 places in 47 ms of which 1 ms to minimize.
[2024-05-27 16:47:46] [INFO ] Deduced a trap composed of 11 places in 42 ms of which 1 ms to minimize.
[2024-05-27 16:47:46] [INFO ] Deduced a trap composed of 11 places in 25 ms of which 1 ms to minimize.
[2024-05-27 16:47:46] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 1 ms to minimize.
[2024-05-27 16:47:46] [INFO ] Deduced a trap composed of 14 places in 33 ms of which 1 ms to minimize.
[2024-05-27 16:47:46] [INFO ] Deduced a trap composed of 23 places in 41 ms of which 0 ms to minimize.
[2024-05-27 16:47:46] [INFO ] Deduced a trap composed of 23 places in 35 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/54 variables, 9/80 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:47:46] [INFO ] Deduced a trap composed of 13 places in 37 ms of which 1 ms to minimize.
[2024-05-27 16:47:46] [INFO ] Deduced a trap composed of 13 places in 38 ms of which 1 ms to minimize.
[2024-05-27 16:47:46] [INFO ] Deduced a trap composed of 14 places in 25 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 3/83 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:47:46] [INFO ] Deduced a trap composed of 13 places in 26 ms of which 1 ms to minimize.
[2024-05-27 16:47:46] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 1 ms to minimize.
[2024-05-27 16:47:47] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 3/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 7 (OVERLAPS) 68/122 variables, 54/140 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 13/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 153 constraints, problems are : Problem set: 0 solved, 79 unsolved in 2570 ms.
Refiners :[Domain max(s): 54/54 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 54/54 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 79/79 constraints, Known Traps: 15/15 constraints]
Escalating to Integer solving :Problem set: 0 solved, 79 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/54 variables, 15/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:47:48] [INFO ] Deduced a trap composed of 10 places in 31 ms of which 1 ms to minimize.
[2024-05-27 16:47:48] [INFO ] Deduced a trap composed of 8 places in 25 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 2/88 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 6 (OVERLAPS) 68/122 variables, 54/142 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 13/155 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 79/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 234 constraints, problems are : Problem set: 0 solved, 79 unsolved in 1755 ms.
Refiners :[Domain max(s): 54/54 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 54/54 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 79/79 constraints, Known Traps: 17/17 constraints]
After SMT, in 4372ms problems are : Problem set: 0 solved, 79 unsolved
Search for dead transitions found 0 dead transitions in 4373ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 4537 ms. Remains : 54/54 places, 82/82 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 166 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 20 steps (0 resets) in 4 ms. (4 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 85 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
[2024-05-27 16:47:50] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:47:50] [INFO ] Invariant cache hit.
[2024-05-27 16:47:50] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-05-27 16:47:50] [INFO ] [Real]Absence check using 7 positive and 10 generalized place invariants in 8 ms returned sat
[2024-05-27 16:47:50] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-27 16:47:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-27 16:47:50] [INFO ] [Nat]Absence check using 7 positive place invariants in 1 ms returned sat
[2024-05-27 16:47:50] [INFO ] [Nat]Absence check using 7 positive and 10 generalized place invariants in 3 ms returned sat
[2024-05-27 16:47:50] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-05-27 16:47:50] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-27 16:47:50] [INFO ] [Nat]Added 13 Read/Feed constraints in 5 ms returned sat
[2024-05-27 16:47:50] [INFO ] Computed and/alt/rep : 52/309/52 causal constraints (skipped 13 transitions) in 5 ms.
[2024-05-27 16:47:50] [INFO ] Added : 8 causal constraints over 2 iterations in 28 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 13727 reset in 120 ms.
Product exploration explored 100000 steps with 13701 reset in 203 ms.
Built C files in :
/tmp/ltsmin1502629570459103737
[2024-05-27 16:47:51] [INFO ] Computing symmetric may disable matrix : 82 transitions.
[2024-05-27 16:47:51] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-27 16:47:51] [INFO ] Computing symmetric may enable matrix : 82 transitions.
[2024-05-27 16:47:51] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-27 16:47:51] [INFO ] Computing Do-Not-Accords matrix : 82 transitions.
[2024-05-27 16:47:51] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-27 16:47:51] [INFO ] Built C files in 21ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1502629570459103737
Running compilation step : cd /tmp/ltsmin1502629570459103737;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 338 ms.
Running link step : cd /tmp/ltsmin1502629570459103737;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 43 ms.
Running LTSmin : cd /tmp/ltsmin1502629570459103737;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased9829617197914956233.hoa' '--buchi-type=spotba'
LTSmin run took 118 ms.
FORMULA SafeBus-PT-03-LTLFireability-01 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property SafeBus-PT-03-LTLFireability-01 finished in 11737 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((!F(!(!F(X(p0)) U p1))&&p2) U X(p2)))'
Support contains 26 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2024-05-27 16:47:51] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:47:51] [INFO ] Invariant cache hit.
[2024-05-27 16:47:51] [INFO ] Implicit Places using invariants in 44 ms returned [42, 43, 44]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 45 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 51/54 places, 82/82 transitions.
Applied a total of 0 rules in 0 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 47 ms. Remains : 51/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 274 ms :[(NOT p2), (NOT p2), (AND p0 (NOT p2)), (NOT p2), true, p0, (OR (NOT p1) p0), (NOT p1)]
Running random walk in product with property : SafeBus-PT-03-LTLFireability-02
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA SafeBus-PT-03-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SafeBus-PT-03-LTLFireability-02 finished in 341 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(X(X(((p1 U (p2||G(p1))) U ((!p3&&(p1 U (p2||G(p1))))||G((p1 U (p2||G(p1)))))))))||p0)))'
Support contains 14 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 2 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2024-05-27 16:47:52] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:47:52] [INFO ] Invariant cache hit.
[2024-05-27 16:47:52] [INFO ] Implicit Places using invariants in 56 ms returned []
[2024-05-27 16:47:52] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:47:52] [INFO ] Invariant cache hit.
[2024-05-27 16:47:52] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-27 16:47:52] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 141 ms to find 0 implicit places.
Running 79 sub problems to find dead transitions.
[2024-05-27 16:47:52] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:47:52] [INFO ] Invariant cache hit.
[2024-05-27 16:47:52] [INFO ] State equation strengthened by 13 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:47:52] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 0 ms to minimize.
[2024-05-27 16:47:52] [INFO ] Deduced a trap composed of 15 places in 35 ms of which 1 ms to minimize.
[2024-05-27 16:47:52] [INFO ] Deduced a trap composed of 21 places in 34 ms of which 0 ms to minimize.
[2024-05-27 16:47:52] [INFO ] Deduced a trap composed of 11 places in 40 ms of which 0 ms to minimize.
[2024-05-27 16:47:52] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 7 ms to minimize.
[2024-05-27 16:47:52] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 1 ms to minimize.
[2024-05-27 16:47:52] [INFO ] Deduced a trap composed of 14 places in 24 ms of which 0 ms to minimize.
[2024-05-27 16:47:52] [INFO ] Deduced a trap composed of 23 places in 29 ms of which 0 ms to minimize.
[2024-05-27 16:47:52] [INFO ] Deduced a trap composed of 23 places in 25 ms of which 0 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/54 variables, 9/80 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:47:53] [INFO ] Deduced a trap composed of 13 places in 34 ms of which 0 ms to minimize.
[2024-05-27 16:47:53] [INFO ] Deduced a trap composed of 13 places in 27 ms of which 1 ms to minimize.
[2024-05-27 16:47:53] [INFO ] Deduced a trap composed of 14 places in 27 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 3/83 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:47:53] [INFO ] Deduced a trap composed of 13 places in 32 ms of which 0 ms to minimize.
[2024-05-27 16:47:53] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 0 ms to minimize.
[2024-05-27 16:47:53] [INFO ] Deduced a trap composed of 7 places in 35 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 3/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 7 (OVERLAPS) 68/122 variables, 54/140 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 13/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 153 constraints, problems are : Problem set: 0 solved, 79 unsolved in 2352 ms.
Refiners :[Domain max(s): 54/54 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 54/54 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 79/79 constraints, Known Traps: 15/15 constraints]
Escalating to Integer solving :Problem set: 0 solved, 79 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/54 variables, 15/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:47:54] [INFO ] Deduced a trap composed of 10 places in 28 ms of which 0 ms to minimize.
[2024-05-27 16:47:54] [INFO ] Deduced a trap composed of 8 places in 30 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 2/88 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 6 (OVERLAPS) 68/122 variables, 54/142 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 13/155 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 79/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 234 constraints, problems are : Problem set: 0 solved, 79 unsolved in 1757 ms.
Refiners :[Domain max(s): 54/54 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 54/54 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 79/79 constraints, Known Traps: 17/17 constraints]
After SMT, in 4138ms problems are : Problem set: 0 solved, 79 unsolved
Search for dead transitions found 0 dead transitions in 4140ms
Finished structural reductions in LTL mode , in 1 iterations and 4283 ms. Remains : 54/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 219 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), true, (AND (NOT p2) (NOT p1))]
Running random walk in product with property : SafeBus-PT-03-LTLFireability-03
Entered a terminal (fully accepting) state of product in 32 steps with 0 reset in 1 ms.
FORMULA SafeBus-PT-03-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SafeBus-PT-03-LTLFireability-03 finished in 4530 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((X((G(!p1)||(!p1&&F((p2&&G(p3))))))||p0))))'
Support contains 26 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2024-05-27 16:47:56] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:47:56] [INFO ] Invariant cache hit.
[2024-05-27 16:47:56] [INFO ] Implicit Places using invariants in 39 ms returned []
[2024-05-27 16:47:56] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:47:56] [INFO ] Invariant cache hit.
[2024-05-27 16:47:56] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-27 16:47:56] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
Running 79 sub problems to find dead transitions.
[2024-05-27 16:47:56] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:47:56] [INFO ] Invariant cache hit.
[2024-05-27 16:47:56] [INFO ] State equation strengthened by 13 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:47:56] [INFO ] Deduced a trap composed of 12 places in 25 ms of which 1 ms to minimize.
[2024-05-27 16:47:57] [INFO ] Deduced a trap composed of 15 places in 33 ms of which 1 ms to minimize.
[2024-05-27 16:47:57] [INFO ] Deduced a trap composed of 21 places in 24 ms of which 1 ms to minimize.
[2024-05-27 16:47:57] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 1 ms to minimize.
[2024-05-27 16:47:57] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 0 ms to minimize.
[2024-05-27 16:47:57] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 1 ms to minimize.
[2024-05-27 16:47:57] [INFO ] Deduced a trap composed of 14 places in 24 ms of which 1 ms to minimize.
[2024-05-27 16:47:57] [INFO ] Deduced a trap composed of 23 places in 28 ms of which 1 ms to minimize.
[2024-05-27 16:47:57] [INFO ] Deduced a trap composed of 23 places in 25 ms of which 0 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/54 variables, 9/80 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:47:57] [INFO ] Deduced a trap composed of 13 places in 34 ms of which 0 ms to minimize.
[2024-05-27 16:47:57] [INFO ] Deduced a trap composed of 13 places in 32 ms of which 1 ms to minimize.
[2024-05-27 16:47:57] [INFO ] Deduced a trap composed of 14 places in 28 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 3/83 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:47:57] [INFO ] Deduced a trap composed of 13 places in 42 ms of which 1 ms to minimize.
[2024-05-27 16:47:57] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 0 ms to minimize.
[2024-05-27 16:47:57] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 3/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 7 (OVERLAPS) 68/122 variables, 54/140 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 13/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 153 constraints, problems are : Problem set: 0 solved, 79 unsolved in 2365 ms.
Refiners :[Domain max(s): 54/54 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 54/54 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 79/79 constraints, Known Traps: 15/15 constraints]
Escalating to Integer solving :Problem set: 0 solved, 79 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/54 variables, 15/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:47:59] [INFO ] Deduced a trap composed of 10 places in 26 ms of which 0 ms to minimize.
[2024-05-27 16:47:59] [INFO ] Deduced a trap composed of 8 places in 26 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 2/88 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 6 (OVERLAPS) 68/122 variables, 54/142 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 13/155 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 79/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 234 constraints, problems are : Problem set: 0 solved, 79 unsolved in 1737 ms.
Refiners :[Domain max(s): 54/54 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 54/54 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 79/79 constraints, Known Traps: 17/17 constraints]
After SMT, in 4126ms problems are : Problem set: 0 solved, 79 unsolved
Search for dead transitions found 0 dead transitions in 4127ms
Finished structural reductions in LTL mode , in 1 iterations and 4233 ms. Remains : 54/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 187 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (OR (AND (NOT p0) p1 (NOT p2)) (AND (NOT p0) p1 (NOT p3))), (AND (NOT p0) p1 (NOT p3))]
Running random walk in product with property : SafeBus-PT-03-LTLFireability-04
Product exploration explored 100000 steps with 721 reset in 337 ms.
Stack based approach found an accepted trace after 145 steps with 5 reset with depth 72 and stack size 72 in 1 ms.
FORMULA SafeBus-PT-03-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property SafeBus-PT-03-LTLFireability-04 finished in 4781 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)||(G(p2)&&p1))))'
Support contains 19 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2024-05-27 16:48:01] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:48:01] [INFO ] Invariant cache hit.
[2024-05-27 16:48:01] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-05-27 16:48:01] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:48:01] [INFO ] Invariant cache hit.
[2024-05-27 16:48:01] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-27 16:48:01] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 128 ms to find 0 implicit places.
Running 79 sub problems to find dead transitions.
[2024-05-27 16:48:01] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:48:01] [INFO ] Invariant cache hit.
[2024-05-27 16:48:01] [INFO ] State equation strengthened by 13 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:48:01] [INFO ] Deduced a trap composed of 12 places in 28 ms of which 0 ms to minimize.
[2024-05-27 16:48:01] [INFO ] Deduced a trap composed of 15 places in 28 ms of which 1 ms to minimize.
[2024-05-27 16:48:01] [INFO ] Deduced a trap composed of 21 places in 29 ms of which 1 ms to minimize.
[2024-05-27 16:48:01] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 1 ms to minimize.
[2024-05-27 16:48:02] [INFO ] Deduced a trap composed of 11 places in 30 ms of which 0 ms to minimize.
[2024-05-27 16:48:02] [INFO ] Deduced a trap composed of 11 places in 30 ms of which 1 ms to minimize.
[2024-05-27 16:48:02] [INFO ] Deduced a trap composed of 14 places in 28 ms of which 0 ms to minimize.
[2024-05-27 16:48:02] [INFO ] Deduced a trap composed of 23 places in 28 ms of which 1 ms to minimize.
[2024-05-27 16:48:02] [INFO ] Deduced a trap composed of 23 places in 27 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/54 variables, 9/80 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:48:02] [INFO ] Deduced a trap composed of 13 places in 36 ms of which 1 ms to minimize.
[2024-05-27 16:48:02] [INFO ] Deduced a trap composed of 13 places in 27 ms of which 0 ms to minimize.
[2024-05-27 16:48:02] [INFO ] Deduced a trap composed of 14 places in 31 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 3/83 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:48:02] [INFO ] Deduced a trap composed of 13 places in 31 ms of which 0 ms to minimize.
[2024-05-27 16:48:02] [INFO ] Deduced a trap composed of 12 places in 28 ms of which 1 ms to minimize.
[2024-05-27 16:48:02] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 3/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 7 (OVERLAPS) 68/122 variables, 54/140 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 13/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 153 constraints, problems are : Problem set: 0 solved, 79 unsolved in 2293 ms.
Refiners :[Domain max(s): 54/54 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 54/54 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 79/79 constraints, Known Traps: 15/15 constraints]
Escalating to Integer solving :Problem set: 0 solved, 79 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/54 variables, 15/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:48:04] [INFO ] Deduced a trap composed of 10 places in 25 ms of which 0 ms to minimize.
[2024-05-27 16:48:04] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 2/88 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 6 (OVERLAPS) 68/122 variables, 54/142 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 13/155 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 79/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 234 constraints, problems are : Problem set: 0 solved, 79 unsolved in 1724 ms.
Refiners :[Domain max(s): 54/54 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 54/54 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 79/79 constraints, Known Traps: 17/17 constraints]
After SMT, in 4052ms problems are : Problem set: 0 solved, 79 unsolved
Search for dead transitions found 0 dead transitions in 4053ms
Finished structural reductions in LTL mode , in 1 iterations and 4184 ms. Remains : 54/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 158 ms :[(NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : SafeBus-PT-03-LTLFireability-05
Product exploration explored 100000 steps with 10769 reset in 129 ms.
Product exploration explored 100000 steps with 10762 reset in 139 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X p2), (X (NOT (AND (NOT p0) p1 p2))), (X (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (X p2)), (X (X (NOT p0))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 99 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 24 steps (0 resets) in 4 ms. (4 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X p2), (X (NOT (AND (NOT p0) p1 p2))), (X (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (X p2)), (X (X (NOT p0))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) (NOT p2)))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 10 factoid took 131 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 115 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 121 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2024-05-27 16:48:06] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:48:06] [INFO ] Invariant cache hit.
[2024-05-27 16:48:06] [INFO ] [Real]Absence check using 7 positive place invariants in 1 ms returned sat
[2024-05-27 16:48:06] [INFO ] [Real]Absence check using 7 positive and 10 generalized place invariants in 14 ms returned sat
[2024-05-27 16:48:06] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2024-05-27 16:48:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-27 16:48:06] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-05-27 16:48:06] [INFO ] [Nat]Absence check using 7 positive and 10 generalized place invariants in 8 ms returned sat
[2024-05-27 16:48:06] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2024-05-27 16:48:06] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-27 16:48:06] [INFO ] [Nat]Added 13 Read/Feed constraints in 3 ms returned sat
[2024-05-27 16:48:06] [INFO ] Deduced a trap composed of 12 places in 26 ms of which 1 ms to minimize.
[2024-05-27 16:48:06] [INFO ] Deduced a trap composed of 11 places in 19 ms of which 0 ms to minimize.
[2024-05-27 16:48:06] [INFO ] Deduced a trap composed of 11 places in 23 ms of which 1 ms to minimize.
[2024-05-27 16:48:06] [INFO ] Deduced a trap composed of 12 places in 23 ms of which 1 ms to minimize.
[2024-05-27 16:48:06] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 4 trap constraints in 125 ms
Proved EG (NOT p0)
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X p2), (X (NOT (AND (NOT p0) p1 p2))), (X (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (X p2)), (X (X (NOT p0))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) (NOT p2)))))]
False Knowledge obtained : [(F p0), (G (NOT p0))]
Property proved to be false thanks to negative knowledge :(G (NOT p0))
Knowledge based reduction with 10 factoid took 152 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA SafeBus-PT-03-LTLFireability-05 FALSE TECHNIQUES KNOWLEDGE
Treatment of property SafeBus-PT-03-LTLFireability-05 finished in 5686 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(((X(p0) U p1)||G(p1)))))'
Support contains 12 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2024-05-27 16:48:07] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:48:07] [INFO ] Invariant cache hit.
[2024-05-27 16:48:07] [INFO ] Implicit Places using invariants in 51 ms returned []
[2024-05-27 16:48:07] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:48:07] [INFO ] Invariant cache hit.
[2024-05-27 16:48:07] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-27 16:48:07] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 126 ms to find 0 implicit places.
Running 79 sub problems to find dead transitions.
[2024-05-27 16:48:07] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:48:07] [INFO ] Invariant cache hit.
[2024-05-27 16:48:07] [INFO ] State equation strengthened by 13 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:48:07] [INFO ] Deduced a trap composed of 12 places in 39 ms of which 1 ms to minimize.
[2024-05-27 16:48:07] [INFO ] Deduced a trap composed of 15 places in 34 ms of which 1 ms to minimize.
[2024-05-27 16:48:07] [INFO ] Deduced a trap composed of 21 places in 25 ms of which 0 ms to minimize.
[2024-05-27 16:48:07] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 0 ms to minimize.
[2024-05-27 16:48:07] [INFO ] Deduced a trap composed of 11 places in 25 ms of which 0 ms to minimize.
[2024-05-27 16:48:07] [INFO ] Deduced a trap composed of 11 places in 25 ms of which 0 ms to minimize.
[2024-05-27 16:48:07] [INFO ] Deduced a trap composed of 14 places in 27 ms of which 1 ms to minimize.
[2024-05-27 16:48:07] [INFO ] Deduced a trap composed of 23 places in 42 ms of which 0 ms to minimize.
[2024-05-27 16:48:07] [INFO ] Deduced a trap composed of 23 places in 35 ms of which 0 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/54 variables, 9/80 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:48:08] [INFO ] Deduced a trap composed of 13 places in 29 ms of which 0 ms to minimize.
[2024-05-27 16:48:08] [INFO ] Deduced a trap composed of 13 places in 29 ms of which 0 ms to minimize.
[2024-05-27 16:48:08] [INFO ] Deduced a trap composed of 14 places in 33 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 3/83 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:48:08] [INFO ] Deduced a trap composed of 13 places in 32 ms of which 1 ms to minimize.
[2024-05-27 16:48:08] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 0 ms to minimize.
[2024-05-27 16:48:08] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 3/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 7 (OVERLAPS) 68/122 variables, 54/140 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 13/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 153 constraints, problems are : Problem set: 0 solved, 79 unsolved in 2424 ms.
Refiners :[Domain max(s): 54/54 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 54/54 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 79/79 constraints, Known Traps: 15/15 constraints]
Escalating to Integer solving :Problem set: 0 solved, 79 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/54 variables, 15/86 constraints. Problems are: Problem set: 0 solved, 79 unsolved
[2024-05-27 16:48:09] [INFO ] Deduced a trap composed of 10 places in 36 ms of which 1 ms to minimize.
[2024-05-27 16:48:09] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 2/88 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 6 (OVERLAPS) 68/122 variables, 54/142 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 13/155 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 79/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 234 constraints, problems are : Problem set: 0 solved, 79 unsolved in 1803 ms.
Refiners :[Domain max(s): 54/54 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 54/54 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 79/79 constraints, Known Traps: 17/17 constraints]
After SMT, in 4261ms problems are : Problem set: 0 solved, 79 unsolved
Search for dead transitions found 0 dead transitions in 4263ms
Finished structural reductions in LTL mode , in 1 iterations and 4390 ms. Remains : 54/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 131 ms :[(NOT p1), (NOT p1), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : SafeBus-PT-03-LTLFireability-06
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA SafeBus-PT-03-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SafeBus-PT-03-LTLFireability-06 finished in 4535 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G((!p0||(!p0 U (p1||G(!p0)))))||((!p0||(!p0 U (p1||G(!p0))))&&X(F(!p2))))))'
Support contains 6 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2024-05-27 16:48:11] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:48:11] [INFO ] Invariant cache hit.
[2024-05-27 16:48:11] [INFO ] Implicit Places using invariants in 55 ms returned [42, 43, 44]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 56 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 51/54 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 58 ms. Remains : 51/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 147 ms :[true, p2, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p2 p0 (NOT p1))]
Running random walk in product with property : SafeBus-PT-03-LTLFireability-09
Product exploration explored 100000 steps with 33333 reset in 94 ms.
Product exploration explored 100000 steps with 33333 reset in 96 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (OR (NOT p0) p1)), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (OR (AND (NOT p0) p2) (AND p1 p2))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 18 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SafeBus-PT-03-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SafeBus-PT-03-LTLFireability-09 finished in 434 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(F(!(F(X(p0)) U !p1)))))'
Support contains 4 out of 54 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 3 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2024-05-27 16:48:12] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:48:12] [INFO ] Invariant cache hit.
[2024-05-27 16:48:12] [INFO ] Implicit Places using invariants in 60 ms returned [42, 44]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 61 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 52/54 places, 82/82 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 52 transition count 80
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 50 transition count 80
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 8 place count 48 transition count 82
Applied a total of 8 rules in 8 ms. Remains 48 /52 variables (removed 4) and now considering 82/82 (removed 0) transitions.
[2024-05-27 16:48:12] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 48 cols
[2024-05-27 16:48:12] [INFO ] Computed 15 invariants in 4 ms
[2024-05-27 16:48:12] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-05-27 16:48:12] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:48:12] [INFO ] Invariant cache hit.
[2024-05-27 16:48:12] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-27 16:48:12] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 131 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 48/54 places, 82/82 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 204 ms. Remains : 48/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 139 ms :[(NOT p1), (NOT p1), (AND (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : SafeBus-PT-03-LTLFireability-10
Product exploration explored 100000 steps with 0 reset in 139 ms.
Stack based approach found an accepted trace after 131 steps with 0 reset with depth 132 and stack size 132 in 0 ms.
FORMULA SafeBus-PT-03-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property SafeBus-PT-03-LTLFireability-10 finished in 504 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((X(X(G(p1)))&&p0)))))'
Support contains 6 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 3 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2024-05-27 16:48:12] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 54 cols
[2024-05-27 16:48:12] [INFO ] Computed 17 invariants in 3 ms
[2024-05-27 16:48:12] [INFO ] Implicit Places using invariants in 56 ms returned [43, 44]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 57 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 52/54 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 52 /52 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 62 ms. Remains : 52/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 212 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : SafeBus-PT-03-LTLFireability-11
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA SafeBus-PT-03-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SafeBus-PT-03-LTLFireability-11 finished in 292 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0&&X((!p1 U (G(!p1)||(!p1&&G(!p2)))))))))'
Support contains 4 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 2 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2024-05-27 16:48:12] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:48:12] [INFO ] Invariant cache hit.
[2024-05-27 16:48:12] [INFO ] Implicit Places using invariants in 56 ms returned [42, 43, 44]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 57 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 51/54 places, 82/82 transitions.
Applied a total of 0 rules in 0 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 61 ms. Remains : 51/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 175 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), p1, (AND p1 p2), (OR (AND (NOT p0) p2) (AND p1 p2))]
Running random walk in product with property : SafeBus-PT-03-LTLFireability-12
Product exploration explored 100000 steps with 0 reset in 153 ms.
Stack based approach found an accepted trace after 146 steps with 0 reset with depth 147 and stack size 140 in 0 ms.
FORMULA SafeBus-PT-03-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property SafeBus-PT-03-LTLFireability-12 finished in 416 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((!p0 U X(X(X(X(G(p1)))))) U p0))'
Support contains 4 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 3 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2024-05-27 16:48:13] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:48:13] [INFO ] Invariant cache hit.
[2024-05-27 16:48:13] [INFO ] Implicit Places using invariants in 58 ms returned [43, 44]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 69 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 52/54 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 52 /52 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 73 ms. Remains : 52/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 243 ms :[true, (NOT p0), (NOT p1), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : SafeBus-PT-03-LTLFireability-14
Entered a terminal (fully accepting) state of product in 102 steps with 0 reset in 0 ms.
FORMULA SafeBus-PT-03-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SafeBus-PT-03-LTLFireability-14 finished in 342 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F(p1))||p0)))'
Support contains 2 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2024-05-27 16:48:13] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2024-05-27 16:48:13] [INFO ] Invariant cache hit.
[2024-05-27 16:48:13] [INFO ] Implicit Places using invariants in 57 ms returned [42, 43, 44]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 58 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 51/54 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 61 ms. Remains : 51/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 106 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : SafeBus-PT-03-LTLFireability-15
Product exploration explored 100000 steps with 50000 reset in 75 ms.
Product exploration explored 100000 steps with 50000 reset in 78 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 18 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SafeBus-PT-03-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SafeBus-PT-03-LTLFireability-15 finished in 354 ms.
All properties solved by simple procedures.
Total runtime 41646 ms.

BK_STOP 1716828494036

--------------------
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
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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="SafeBus-PT-03"
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 2-5568"
echo " Executing tool itstools"
echo " Input is SafeBus-PT-03, 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 r334-tall-171679080300412"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SafeBus-PT-03.tgz
mv SafeBus-PT-03 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;