About the Execution of GreatSPN+red for HouseConstruction-PT-01000
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 10370.567 | 3600000.00 | 11201583.00 | 7917.30 | ?TFFTFFTFTFTFT?F | normal |
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.r201-smll-171649586800212.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 greatspnxred
Input is HouseConstruction-PT-01000, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r201-smll-171649586800212
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 424K
-rw-r--r-- 1 mcc users 6.2K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 19 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 16:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 19 18:31 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.9K Apr 11 18:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 102K Apr 11 18:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Apr 11 18:12 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 63K Apr 11 18:12 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 6 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 13K May 18 16:42 model.pnml
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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 HouseConstruction-PT-01000-LTLFireability-00
FORMULA_NAME HouseConstruction-PT-01000-LTLFireability-01
FORMULA_NAME HouseConstruction-PT-01000-LTLFireability-02
FORMULA_NAME HouseConstruction-PT-01000-LTLFireability-03
FORMULA_NAME HouseConstruction-PT-01000-LTLFireability-04
FORMULA_NAME HouseConstruction-PT-01000-LTLFireability-05
FORMULA_NAME HouseConstruction-PT-01000-LTLFireability-06
FORMULA_NAME HouseConstruction-PT-01000-LTLFireability-07
FORMULA_NAME HouseConstruction-PT-01000-LTLFireability-08
FORMULA_NAME HouseConstruction-PT-01000-LTLFireability-09
FORMULA_NAME HouseConstruction-PT-01000-LTLFireability-10
FORMULA_NAME HouseConstruction-PT-01000-LTLFireability-11
FORMULA_NAME HouseConstruction-PT-01000-LTLFireability-12
FORMULA_NAME HouseConstruction-PT-01000-LTLFireability-13
FORMULA_NAME HouseConstruction-PT-01000-LTLFireability-14
FORMULA_NAME HouseConstruction-PT-01000-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1716686523219
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HouseConstruction-PT-01000
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-26 01:22:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-26 01:22:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-26 01:22:05] [INFO ] Load time of PNML (sax parser for PT used): 55 ms
[2024-05-26 01:22:05] [INFO ] Transformed 26 places.
[2024-05-26 01:22:05] [INFO ] Transformed 18 transitions.
[2024-05-26 01:22:05] [INFO ] Parsed PT model containing 26 places and 18 transitions and 51 arcs in 216 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 18 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA HouseConstruction-PT-01000-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 21 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 25 transition count 18
Applied a total of 1 rules in 26 ms. Remains 25 /26 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 25 cols
[2024-05-26 01:22:05] [INFO ] Computed 7 invariants in 5 ms
[2024-05-26 01:22:05] [INFO ] Implicit Places using invariants in 166 ms returned []
[2024-05-26 01:22:05] [INFO ] Invariant cache hit.
[2024-05-26 01:22:05] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 300 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-26 01:22:05] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/42 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/43 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/43 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/43 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 43/43 variables, and 32 constraints, problems are : Problem set: 0 solved, 17 unsolved in 378 ms.
Refiners :[Generalized P Invariants (flows): 7/7 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/42 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/42 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 1/43 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/43 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 43/43 variables, and 49 constraints, problems are : Problem set: 0 solved, 17 unsolved in 290 ms.
Refiners :[Generalized P Invariants (flows): 7/7 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
After SMT, in 703ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 717ms
Starting structural reductions in LTL mode, iteration 1 : 25/26 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1072 ms. Remains : 25/26 places, 18/18 transitions.
Support contains 21 out of 25 places after structural reductions.
[2024-05-26 01:22:06] [INFO ] Flatten gal took : 26 ms
[2024-05-26 01:22:06] [INFO ] Flatten gal took : 8 ms
[2024-05-26 01:22:06] [INFO ] Input system was already deterministic with 18 transitions.
Support contains 20 out of 25 places (down from 21) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 15 to 13
RANDOM walk for 40048 steps (8 resets) in 149 ms. (266 steps per ms) remains 9/13 properties
BEST_FIRST walk for 3060 steps (0 resets) in 63 ms. (47 steps per ms) remains 0/9 properties
FORMULA HouseConstruction-PT-01000-LTLFireability-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 25 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 25 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
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 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-05-26 01:22:07] [INFO ] Invariant cache hit.
[2024-05-26 01:22:07] [INFO ] Implicit Places using invariants in 61 ms returned [3, 9, 13, 19]
[2024-05-26 01:22:07] [INFO ] Actually due to overlaps returned [3, 9, 19]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 68 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21 transition count 18
Applied a total of 1 rules in 2 ms. Remains 21 /22 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2024-05-26 01:22:07] [INFO ] Computed 3 invariants in 3 ms
[2024-05-26 01:22:07] [INFO ] Implicit Places using invariants in 35 ms returned []
[2024-05-26 01:22:07] [INFO ] Invariant cache hit.
[2024-05-26 01:22:07] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 151 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 308 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : HouseConstruction-PT-01000-LTLFireability-00
Product exploration explored 100000 steps with 1773 reset in 467 ms.
Product exploration explored 100000 steps with 1777 reset in 240 ms.
Computed a total of 21 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 21 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 105 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 81 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40048 steps (8 resets) in 21 ms. (1820 steps per ms) remains 1/1 properties
BEST_FIRST walk for 1119 steps (0 resets) in 8 ms. (124 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 132 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 85 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
[2024-05-26 01:22:09] [INFO ] Invariant cache hit.
[2024-05-26 01:22:09] [INFO ] [Real]Absence check using 0 positive and 3 generalized place invariants in 2 ms returned sat
[2024-05-26 01:22:09] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2024-05-26 01:22:09] [INFO ] Computed and/alt/rep : 17/20/17 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-26 01:22:09] [INFO ] Added : 17 causal constraints over 4 iterations in 78 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 21 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Graph (complete) has 22 edges and 21 vertex of which 15 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.1 ms
Discarding 6 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 14 transition count 8
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 10 transition count 8
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 9 place count 10 transition count 5
Deduced a syphon composed of 3 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 7 rules applied. Total rules applied 16 place count 6 transition count 5
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 1 rules applied. Total rules applied 17 place count 6 transition count 4
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 18 place count 5 transition count 4
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 19 place count 4 transition count 3
Applied a total of 19 rules in 169 ms. Remains 4 /21 variables (removed 17) and now considering 3/18 (removed 15) transitions.
// Phase 1: matrix 3 rows 4 cols
[2024-05-26 01:22:09] [INFO ] Computed 1 invariants in 2 ms
[2024-05-26 01:22:09] [INFO ] Implicit Places using invariants in 68 ms returned []
[2024-05-26 01:22:09] [INFO ] Invariant cache hit.
[2024-05-26 01:22:09] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
[2024-05-26 01:22:09] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2024-05-26 01:22:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/7 variables, and 5 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/7 variables, and 6 constraints, problems are : Problem set: 0 solved, 1 unsolved in 35 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 71ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 71ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/21 places, 3/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 349 ms. Remains : 4/21 places, 3/18 transitions.
Computed a total of 4 stabilizing places and 3 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 4 transition count 3
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (F (G (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 3 factoid took 152 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 4008 steps (0 resets) in 20 ms. (190 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (F (G (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 3 factoid took 178 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 93 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 151 ms :[(NOT p0), (NOT p0)]
[2024-05-26 01:22:10] [INFO ] Invariant cache hit.
[2024-05-26 01:22:10] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-26 01:22:10] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 01:22:10] [INFO ] Computed and/alt/rep : 1/2/1 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 01:22:10] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 25010 reset in 128 ms.
Product exploration explored 100000 steps with 25099 reset in 450 ms.
Support contains 2 out of 4 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4/4 places, 3/3 transitions.
Applied a total of 0 rules in 1 ms. Remains 4 /4 variables (removed 0) and now considering 3/3 (removed 0) transitions.
[2024-05-26 01:22:11] [INFO ] Invariant cache hit.
[2024-05-26 01:22:11] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-26 01:22:11] [INFO ] Invariant cache hit.
[2024-05-26 01:22:11] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2024-05-26 01:22:11] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2024-05-26 01:22:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/7 variables, and 5 constraints, problems are : Problem set: 0 solved, 1 unsolved in 40 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/7 variables, and 6 constraints, problems are : Problem set: 0 solved, 1 unsolved in 34 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 77ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 78ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 137 ms. Remains : 4/4 places, 3/3 transitions.
Treatment of property HouseConstruction-PT-01000-LTLFireability-00 finished in 3994 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)&&F(G(p1)))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Graph (complete) has 29 edges and 25 vertex of which 10 are kept as prefixes of interest. Removing 15 places using SCC suffix rule.1 ms
Discarding 15 places :
Also discarding 11 output transitions
Drop transitions (Output transitions of discarded places.) removed 11 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 10 transition count 6
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 9 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 5 place count 8 transition count 5
Applied a total of 5 rules in 8 ms. Remains 8 /25 variables (removed 17) and now considering 5/18 (removed 13) transitions.
// Phase 1: matrix 5 rows 8 cols
[2024-05-26 01:22:11] [INFO ] Computed 3 invariants in 0 ms
[2024-05-26 01:22:11] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-05-26 01:22:11] [INFO ] Invariant cache hit.
[2024-05-26 01:22:11] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2024-05-26 01:22:11] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-05-26 01:22:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 5/12 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 1/13 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 11 constraints, problems are : Problem set: 0 solved, 4 unsolved in 82 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 5/12 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 1/13 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 15 constraints, problems are : Problem set: 0 solved, 4 unsolved in 85 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 178ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 179ms
Starting structural reductions in SI_LTL mode, iteration 1 : 8/25 places, 5/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 250 ms. Remains : 8/25 places, 5/18 transitions.
Stuttering acceptance computed with spot in 177 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : HouseConstruction-PT-01000-LTLFireability-02
Stuttering criterion allowed to conclude after 14668 steps with 2 reset in 39 ms.
FORMULA HouseConstruction-PT-01000-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-01000-LTLFireability-02 finished in 484 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)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 25 cols
[2024-05-26 01:22:11] [INFO ] Computed 7 invariants in 6 ms
[2024-05-26 01:22:12] [INFO ] Implicit Places using invariants in 113 ms returned [3, 9, 13, 19]
[2024-05-26 01:22:12] [INFO ] Actually due to overlaps returned [3, 9, 19]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 116 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21 transition count 18
Applied a total of 1 rules in 2 ms. Remains 21 /22 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2024-05-26 01:22:12] [INFO ] Computed 3 invariants in 5 ms
[2024-05-26 01:22:12] [INFO ] Implicit Places using invariants in 55 ms returned []
[2024-05-26 01:22:12] [INFO ] Invariant cache hit.
[2024-05-26 01:22:12] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 111 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 232 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 129 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : HouseConstruction-PT-01000-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA HouseConstruction-PT-01000-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-01000-LTLFireability-03 finished in 382 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(!p0))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 25 cols
[2024-05-26 01:22:12] [INFO ] Computed 7 invariants in 2 ms
[2024-05-26 01:22:12] [INFO ] Implicit Places using invariants in 51 ms returned [3, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 53 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 23/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 56 ms. Remains : 23/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 147 ms :[p0, p0, p0]
Running random walk in product with property : HouseConstruction-PT-01000-LTLFireability-04
Product exploration explored 100000 steps with 33333 reset in 61 ms.
Product exploration explored 100000 steps with 33333 reset in 90 ms.
Computed a total of 23 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 23 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 22 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HouseConstruction-PT-01000-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-01000-LTLFireability-04 finished in 444 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(p0) U p1) U X(X(X(G(p2))))))'
Support contains 7 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-05-26 01:22:12] [INFO ] Invariant cache hit.
[2024-05-26 01:22:12] [INFO ] Implicit Places using invariants in 48 ms returned [3]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 51 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 54 ms. Remains : 24/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 654 ms :[(NOT p2), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (NOT p2), (NOT p2), true, (AND (NOT p0) (NOT p2)), (AND p0 (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0)), (AND p0 (NOT p1) (NOT p2)), (NOT p2), (NOT p0), (NOT p1)]
Running random walk in product with property : HouseConstruction-PT-01000-LTLFireability-05
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA HouseConstruction-PT-01000-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-01000-LTLFireability-05 finished in 756 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(((p0&&X(X(F(p1))))||G(F(p1)))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-05-26 01:22:13] [INFO ] Invariant cache hit.
[2024-05-26 01:22:13] [INFO ] Implicit Places using invariants in 56 ms returned [3, 9, 13, 19]
[2024-05-26 01:22:13] [INFO ] Actually due to overlaps returned [3, 9, 19]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 71 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21 transition count 18
Applied a total of 1 rules in 2 ms. Remains 21 /22 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2024-05-26 01:22:13] [INFO ] Computed 3 invariants in 1 ms
[2024-05-26 01:22:13] [INFO ] Implicit Places using invariants in 35 ms returned []
[2024-05-26 01:22:13] [INFO ] Invariant cache hit.
[2024-05-26 01:22:13] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 96 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 170 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 157 ms :[(NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : HouseConstruction-PT-01000-LTLFireability-07
Product exploration explored 100000 steps with 33333 reset in 95 ms.
Product exploration explored 100000 steps with 33333 reset in 97 ms.
Computed a total of 21 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 21 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 p1), (X p1), (X p0), (X (X p1)), (F (G p0)), (F (G p1))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 25 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HouseConstruction-PT-01000-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-01000-LTLFireability-07 finished in 616 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(p0)))&&((p1||X(!p1)) U p2)))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 25 cols
[2024-05-26 01:22:14] [INFO ] Computed 7 invariants in 1 ms
[2024-05-26 01:22:14] [INFO ] Implicit Places using invariants in 72 ms returned [3, 9, 13, 19]
[2024-05-26 01:22:14] [INFO ] Actually due to overlaps returned [3, 9, 19]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 75 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21 transition count 18
Applied a total of 1 rules in 3 ms. Remains 21 /22 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2024-05-26 01:22:14] [INFO ] Computed 3 invariants in 1 ms
[2024-05-26 01:22:14] [INFO ] Implicit Places using invariants in 39 ms returned []
[2024-05-26 01:22:14] [INFO ] Invariant cache hit.
[2024-05-26 01:22:14] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 174 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 292 ms :[(OR (NOT p2) (NOT p0)), p1, (NOT p0), (NOT p2), true, (NOT p0)]
Running random walk in product with property : HouseConstruction-PT-01000-LTLFireability-08
Entered a terminal (fully accepting) state of product in 35 steps with 1 reset in 0 ms.
FORMULA HouseConstruction-PT-01000-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-01000-LTLFireability-08 finished in 491 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((!p0 U X(p1)))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 25 cols
[2024-05-26 01:22:14] [INFO ] Computed 7 invariants in 1 ms
[2024-05-26 01:22:14] [INFO ] Implicit Places using invariants in 58 ms returned [3, 9, 13, 19]
[2024-05-26 01:22:14] [INFO ] Actually due to overlaps returned [3, 9, 19]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 60 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21 transition count 18
Applied a total of 1 rules in 2 ms. Remains 21 /22 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2024-05-26 01:22:14] [INFO ] Computed 3 invariants in 1 ms
[2024-05-26 01:22:14] [INFO ] Implicit Places using invariants in 40 ms returned []
[2024-05-26 01:22:14] [INFO ] Invariant cache hit.
[2024-05-26 01:22:14] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 161 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 158 ms :[(NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : HouseConstruction-PT-01000-LTLFireability-09
Product exploration explored 100000 steps with 32663 reset in 141 ms.
Product exploration explored 100000 steps with 32994 reset in 135 ms.
Computed a total of 21 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 21 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT (AND p0 (NOT p1)))), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (F (G p0)), (F (G p1))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 23 ms. Reduced automaton from 3 states, 8 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HouseConstruction-PT-01000-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-01000-LTLFireability-09 finished in 689 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)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 25 cols
[2024-05-26 01:22:15] [INFO ] Computed 7 invariants in 1 ms
[2024-05-26 01:22:15] [INFO ] Implicit Places using invariants in 54 ms returned [3, 9, 13, 19]
[2024-05-26 01:22:15] [INFO ] Actually due to overlaps returned [3, 9, 19]
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 : 22/25 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21 transition count 18
Applied a total of 1 rules in 4 ms. Remains 21 /22 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2024-05-26 01:22:15] [INFO ] Computed 3 invariants in 4 ms
[2024-05-26 01:22:15] [INFO ] Implicit Places using invariants in 40 ms returned []
[2024-05-26 01:22:15] [INFO ] Invariant cache hit.
[2024-05-26 01:22:15] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 152 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 201 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : HouseConstruction-PT-01000-LTLFireability-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA HouseConstruction-PT-01000-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-01000-LTLFireability-10 finished in 372 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)))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Graph (complete) has 29 edges and 25 vertex of which 10 are kept as prefixes of interest. Removing 15 places using SCC suffix rule.0 ms
Discarding 15 places :
Also discarding 11 output transitions
Drop transitions (Output transitions of discarded places.) removed 11 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 9 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 8 transition count 5
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 4 place count 7 transition count 4
Applied a total of 4 rules in 101 ms. Remains 7 /25 variables (removed 18) and now considering 4/18 (removed 14) transitions.
// Phase 1: matrix 4 rows 7 cols
[2024-05-26 01:22:15] [INFO ] Computed 3 invariants in 0 ms
[2024-05-26 01:22:15] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-05-26 01:22:15] [INFO ] Invariant cache hit.
[2024-05-26 01:22:15] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2024-05-26 01:22:15] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2024-05-26 01:22:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 2/7 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 4/11 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/11 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/11 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 11/11 variables, and 10 constraints, problems are : Problem set: 0 solved, 2 unsolved in 43 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 2/7 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 4/11 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/11 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/11 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/11 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 11/11 variables, and 12 constraints, problems are : Problem set: 0 solved, 2 unsolved in 45 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 91ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 92ms
Starting structural reductions in SI_LTL mode, iteration 1 : 7/25 places, 4/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 249 ms. Remains : 7/25 places, 4/18 transitions.
Stuttering acceptance computed with spot in 75 ms :[p0, p0]
Running random walk in product with property : HouseConstruction-PT-01000-LTLFireability-11
Product exploration explored 100000 steps with 3424 reset in 219 ms.
Product exploration explored 100000 steps with 3787 reset in 182 ms.
Computed a total of 7 stabilizing places and 4 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 7 transition count 4
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 12 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HouseConstruction-PT-01000-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-01000-LTLFireability-11 finished in 783 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(G(p1))&&F((p2&&F(!p2))))||p0)))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 25 cols
[2024-05-26 01:22:16] [INFO ] Computed 7 invariants in 1 ms
[2024-05-26 01:22:16] [INFO ] Implicit Places using invariants in 37 ms returned [3, 9, 13, 19]
[2024-05-26 01:22:16] [INFO ] Actually due to overlaps returned [3, 9, 19]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 38 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21 transition count 18
Applied a total of 1 rules in 8 ms. Remains 21 /22 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2024-05-26 01:22:16] [INFO ] Computed 3 invariants in 1 ms
[2024-05-26 01:22:16] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-05-26 01:22:16] [INFO ] Invariant cache hit.
[2024-05-26 01:22:16] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 123 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 165 ms :[(NOT p0), (NOT p1), true, p2, true]
Running random walk in product with property : HouseConstruction-PT-01000-LTLFireability-12
Entered a terminal (fully accepting) state of product in 21 steps with 0 reset in 0 ms.
FORMULA HouseConstruction-PT-01000-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-01000-LTLFireability-12 finished in 308 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(p0)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Graph (complete) has 29 edges and 25 vertex of which 8 are kept as prefixes of interest. Removing 17 places using SCC suffix rule.1 ms
Discarding 17 places :
Also discarding 11 output transitions
Drop transitions (Output transitions of discarded places.) removed 11 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 7 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 6 transition count 5
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 3 place count 6 transition count 3
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 7 place count 4 transition count 3
Applied a total of 7 rules in 17 ms. Remains 4 /25 variables (removed 21) and now considering 3/18 (removed 15) transitions.
// Phase 1: matrix 3 rows 4 cols
[2024-05-26 01:22:16] [INFO ] Computed 1 invariants in 1 ms
[2024-05-26 01:22:16] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-26 01:22:16] [INFO ] Invariant cache hit.
[2024-05-26 01:22:16] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2024-05-26 01:22:16] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2024-05-26 01:22:16] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 3/6 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 1/7 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/7 variables, and 5 constraints, problems are : Problem set: 0 solved, 2 unsolved in 34 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 3/6 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1/7 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/7 variables, and 7 constraints, problems are : Problem set: 0 solved, 2 unsolved in 38 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 74ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 74ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/25 places, 3/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 138 ms. Remains : 4/25 places, 3/18 transitions.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Running random walk in product with property : HouseConstruction-PT-01000-LTLFireability-13
Product exploration explored 100000 steps with 33 reset in 67 ms.
Product exploration explored 100000 steps with 33 reset in 87 ms.
Computed a total of 4 stabilizing places and 3 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 4 transition count 3
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X p0), (F (G p0))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 13 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HouseConstruction-PT-01000-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-01000-LTLFireability-13 finished in 379 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(p0)&&F(G(!p1))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 24 transition count 13
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 20 transition count 13
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 8 place count 20 transition count 9
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 16 place count 16 transition count 9
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 2 with 1 rules applied. Total rules applied 17 place count 15 transition count 9
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 17 place count 15 transition count 8
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 19 place count 14 transition count 8
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 20 place count 13 transition count 7
Applied a total of 20 rules in 81 ms. Remains 13 /25 variables (removed 12) and now considering 7/18 (removed 11) transitions.
// Phase 1: matrix 7 rows 13 cols
[2024-05-26 01:22:17] [INFO ] Computed 6 invariants in 0 ms
[2024-05-26 01:22:17] [INFO ] Implicit Places using invariants in 25 ms returned [0, 4, 8]
[2024-05-26 01:22:17] [INFO ] Actually due to overlaps returned [0, 4]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 27 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/25 places, 7/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 10 transition count 7
Applied a total of 1 rules in 2 ms. Remains 10 /11 variables (removed 1) and now considering 7/7 (removed 0) transitions.
// Phase 1: matrix 7 rows 10 cols
[2024-05-26 01:22:17] [INFO ] Computed 3 invariants in 0 ms
[2024-05-26 01:22:17] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-26 01:22:17] [INFO ] Invariant cache hit.
[2024-05-26 01:22:17] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 10/25 places, 7/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 172 ms. Remains : 10/25 places, 7/18 transitions.
Stuttering acceptance computed with spot in 111 ms :[(OR (NOT p0) p1), (NOT p0), p1]
Running random walk in product with property : HouseConstruction-PT-01000-LTLFireability-14
Product exploration explored 100000 steps with 24 reset in 235 ms.
Product exploration explored 100000 steps with 37 reset in 330 ms.
Computed a total of 10 stabilizing places and 7 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 10 transition count 7
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0))), (F (G (NOT p1)))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 6 factoid took 173 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40048 steps (8 resets) in 20 ms. (1907 steps per ms) remains 1/1 properties
BEST_FIRST walk for 114 steps (0 resets) in 4 ms. (22 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0))), (F (G (NOT p1)))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (F p0)]
Knowledge based reduction with 6 factoid took 197 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 69 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
[2024-05-26 01:22:18] [INFO ] Invariant cache hit.
[2024-05-26 01:22:18] [INFO ] [Real]Absence check using 0 positive and 3 generalized place invariants in 1 ms returned sat
[2024-05-26 01:22:18] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-26 01:22:18] [INFO ] Computed and/alt/rep : 5/8/5 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-26 01:22:18] [INFO ] Added : 5 causal constraints over 1 iterations in 13 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 3 out of 10 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 7/7 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2024-05-26 01:22:18] [INFO ] Invariant cache hit.
[2024-05-26 01:22:18] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-26 01:22:18] [INFO ] Invariant cache hit.
[2024-05-26 01:22:18] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2024-05-26 01:22:18] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-26 01:22:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 2/10 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 7/17 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/17 variables, and 13 constraints, problems are : Problem set: 0 solved, 5 unsolved in 72 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 2/10 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 7/17 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/17 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/17 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/17 variables, and 18 constraints, problems are : Problem set: 0 solved, 5 unsolved in 74 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 159ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 159ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 218 ms. Remains : 10/10 places, 7/7 transitions.
Computed a total of 10 stabilizing places and 7 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 10 transition count 7
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 96 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 72 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40048 steps (8 resets) in 38 ms. (1026 steps per ms) remains 1/1 properties
BEST_FIRST walk for 186 steps (0 resets) in 5 ms. (31 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 111 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 70 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
[2024-05-26 01:22:19] [INFO ] Invariant cache hit.
[2024-05-26 01:22:19] [INFO ] [Real]Absence check using 0 positive and 3 generalized place invariants in 1 ms returned sat
[2024-05-26 01:22:19] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-26 01:22:19] [INFO ] Computed and/alt/rep : 5/8/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 01:22:19] [INFO ] Added : 5 causal constraints over 1 iterations in 12 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 5685 reset in 79 ms.
Product exploration explored 100000 steps with 5669 reset in 91 ms.
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 7/7 transitions.
Reduce places removed 2 places and 2 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 7 transition count 5
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 1 place count 7 transition count 4
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 3 place count 6 transition count 4
Applied a total of 3 rules in 35 ms. Remains 6 /10 variables (removed 4) and now considering 4/7 (removed 3) transitions.
// Phase 1: matrix 4 rows 6 cols
[2024-05-26 01:22:19] [INFO ] Computed 2 invariants in 1 ms
[2024-05-26 01:22:19] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-05-26 01:22:19] [INFO ] Invariant cache hit.
[2024-05-26 01:22:19] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2024-05-26 01:22:19] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2024-05-26 01:22:19] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/10 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/10 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/10 variables, and 8 constraints, problems are : Problem set: 0 solved, 2 unsolved in 43 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/10 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/10 variables, and 10 constraints, problems are : Problem set: 0 solved, 2 unsolved in 35 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 79ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 80ms
Starting structural reductions in SI_LTL mode, iteration 1 : 6/10 places, 4/7 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 162 ms. Remains : 6/10 places, 4/7 transitions.
Treatment of property HouseConstruction-PT-01000-LTLFireability-14 finished in 2736 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(((!p0&&X((!p0 U (G(!p0)||p1)))) U X(G(!p2)))))'
Support contains 6 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 25 cols
[2024-05-26 01:22:19] [INFO ] Computed 7 invariants in 1 ms
[2024-05-26 01:22:19] [INFO ] Implicit Places using invariants in 29 ms returned [9, 13]
[2024-05-26 01:22:19] [INFO ] Actually due to overlaps returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/25 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 23 transition count 18
Applied a total of 1 rules in 0 ms. Remains 23 /24 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 23 cols
[2024-05-26 01:22:19] [INFO ] Computed 5 invariants in 1 ms
[2024-05-26 01:22:19] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-05-26 01:22:19] [INFO ] Invariant cache hit.
[2024-05-26 01:22:19] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 23/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 98 ms. Remains : 23/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 224 ms :[p2, p2, p2, (AND p2 p0 (NOT p1)), true, (AND (NOT p2) p0 (NOT p1))]
Running random walk in product with property : HouseConstruction-PT-01000-LTLFireability-15
Product exploration explored 100000 steps with 24949 reset in 65 ms.
Product exploration explored 100000 steps with 25012 reset in 76 ms.
Computed a total of 23 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 23 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p2) (NOT p0) p1), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) p2))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT p0))), (X (X p1)), (F (G (NOT p2))), (F (G (NOT p0))), (F (G p1))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 236 ms. Reduced automaton from 6 states, 12 edges and 3 AP (stutter sensitive) to 6 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 203 ms :[p2, p2, p2, (AND p2 p0 (NOT p1)), true, (AND (NOT p2) p0 (NOT p1))]
RANDOM walk for 40048 steps (8 resets) in 24 ms. (1601 steps per ms) remains 9/9 properties
BEST_FIRST walk for 14843 steps (3 resets) in 44 ms. (329 steps per ms) remains 0/9 properties
Knowledge obtained : [(AND (NOT p2) (NOT p0) p1), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) p2))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT p0))), (X (X p1)), (F (G (NOT p2))), (F (G (NOT p0))), (F (G p1))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p2)))), (F (NOT (OR p0 p2 p1))), (F (NOT (OR p0 (NOT p2)))), (F (NOT (OR (NOT p0) p2 p1))), (F p2), (F (NOT (OR (NOT p0) (NOT p2) p1))), (F (NOT (OR p0 (NOT p2) p1))), (F (NOT p1)), (F p0)]
Property proved to be false thanks to negative knowledge :(F (NOT (OR (NOT p0) (NOT p2) p1)))
Knowledge based reduction with 15 factoid took 401 ms. Reduced automaton from 6 states, 12 edges and 3 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA HouseConstruction-PT-01000-LTLFireability-15 FALSE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-01000-LTLFireability-15 finished in 1431 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)))'
Found a Shortening insensitive property : HouseConstruction-PT-01000-LTLFireability-00
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Graph (complete) has 29 edges and 25 vertex of which 17 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.0 ms
Discarding 8 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 16 transition count 9
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 7 place count 13 transition count 9
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 7 place count 13 transition count 7
Deduced a syphon composed of 2 places in 0 ms
Ensure Unique test removed 2 places
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 13 place count 9 transition count 7
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 13 place count 9 transition count 5
Deduced a syphon composed of 2 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 5 rules applied. Total rules applied 18 place count 6 transition count 5
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 1 rules applied. Total rules applied 19 place count 6 transition count 4
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 20 place count 5 transition count 4
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 21 place count 4 transition count 3
Applied a total of 21 rules in 45 ms. Remains 4 /25 variables (removed 21) and now considering 3/18 (removed 15) transitions.
// Phase 1: matrix 3 rows 4 cols
[2024-05-26 01:22:21] [INFO ] Computed 1 invariants in 0 ms
[2024-05-26 01:22:21] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-26 01:22:21] [INFO ] Invariant cache hit.
[2024-05-26 01:22:21] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
Running 1 sub problems to find dead transitions.
[2024-05-26 01:22:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/7 variables, and 5 constraints, problems are : Problem set: 0 solved, 1 unsolved in 28 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/7 variables, and 6 constraints, problems are : Problem set: 0 solved, 1 unsolved in 26 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 56ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 57ms
Starting structural reductions in LI_LTL mode, iteration 1 : 4/25 places, 3/18 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 142 ms. Remains : 4/25 places, 3/18 transitions.
Running random walk in product with property : HouseConstruction-PT-01000-LTLFireability-00
Product exploration explored 100000 steps with 24923 reset in 49 ms.
Product exploration explored 100000 steps with 25082 reset in 53 ms.
Computed a total of 4 stabilizing places and 3 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 4 transition count 3
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (F (G (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 128 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 74 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 4008 steps (0 resets) in 6 ms. (572 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (F (G (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 3 factoid took 148 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 66 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
[2024-05-26 01:22:22] [INFO ] Invariant cache hit.
[2024-05-26 01:22:22] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-26 01:22:22] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-26 01:22:22] [INFO ] Computed and/alt/rep : 1/2/1 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 01:22:22] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 4 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4/4 places, 3/3 transitions.
Applied a total of 0 rules in 0 ms. Remains 4 /4 variables (removed 0) and now considering 3/3 (removed 0) transitions.
[2024-05-26 01:22:22] [INFO ] Invariant cache hit.
[2024-05-26 01:22:22] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-26 01:22:22] [INFO ] Invariant cache hit.
[2024-05-26 01:22:22] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2024-05-26 01:22:22] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2024-05-26 01:22:22] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/7 variables, and 5 constraints, problems are : Problem set: 0 solved, 1 unsolved in 27 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/7 variables, and 6 constraints, problems are : Problem set: 0 solved, 1 unsolved in 28 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 58ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 58ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 105 ms. Remains : 4/4 places, 3/3 transitions.
Computed a total of 4 stabilizing places and 3 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 4 transition count 3
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (F (G (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 3 factoid took 129 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 70 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 4008 steps (0 resets) in 4 ms. (801 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (F (G (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 3 factoid took 147 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 67 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
[2024-05-26 01:22:23] [INFO ] Invariant cache hit.
[2024-05-26 01:22:23] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-26 01:22:23] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-26 01:22:23] [INFO ] Computed and/alt/rep : 1/2/1 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-26 01:22:23] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 24913 reset in 50 ms.
Product exploration explored 100000 steps with 24897 reset in 57 ms.
Support contains 2 out of 4 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4/4 places, 3/3 transitions.
Applied a total of 0 rules in 0 ms. Remains 4 /4 variables (removed 0) and now considering 3/3 (removed 0) transitions.
[2024-05-26 01:22:23] [INFO ] Invariant cache hit.
[2024-05-26 01:22:23] [INFO ] Implicit Places using invariants in 17 ms returned []
[2024-05-26 01:22:23] [INFO ] Invariant cache hit.
[2024-05-26 01:22:23] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2024-05-26 01:22:23] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2024-05-26 01:22:23] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/7 variables, and 5 constraints, problems are : Problem set: 0 solved, 1 unsolved in 28 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/7 variables, and 6 constraints, problems are : Problem set: 0 solved, 1 unsolved in 33 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 66ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 66ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 111 ms. Remains : 4/4 places, 3/3 transitions.
Treatment of property HouseConstruction-PT-01000-LTLFireability-00 finished in 2123 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(p0)&&F(G(!p1))))'
[2024-05-26 01:22:23] [INFO ] Flatten gal took : 3 ms
[2024-05-26 01:22:23] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-05-26 01:22:23] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 25 places, 18 transitions and 49 arcs took 1 ms.
Total runtime 18654 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running HouseConstruction-PT-01000
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/413/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 25
TRANSITIONS: 18
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.000s, Sys 0.001s]
SAVING FILE /home/mcc/execution/413/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES
Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net
Process ID: 1508
MODEL NAME: /home/mcc/execution/413/model
25 places, 18 transitions.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ 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//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
MEDDLY ERROR: Insufficient memory
MEDDLY ERROR: Insufficient memory
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="HouseConstruction-PT-01000"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is HouseConstruction-PT-01000, 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 r201-smll-171649586800212"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/HouseConstruction-PT-01000.tgz
mv HouseConstruction-PT-01000 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 '
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 ;