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.r512-smll-171654407400324.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 ltsminxred
Input is PhaseVariation-PT-D05CS100, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r512-smll-171654407400324
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 11K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 101K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 69K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.2K Apr 23 07:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 23 07:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.4K May 19 07:25 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:45 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 11 20:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 115K Apr 11 20:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 16K Apr 11 20:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K Apr 11 20:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 23 07:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 23 07:42 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 9 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 633K May 18 16:43 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-00
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-01
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-02
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-03
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-04
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-05
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-06
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-07
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-08
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-09
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-10
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-11
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-12
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-13
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-14
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717285061968

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PhaseVariation-PT-D05CS100
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 23:37:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 23:37:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 23:37:45] [INFO ] Load time of PNML (sax parser for PT used): 440 ms
[2024-06-01 23:37:45] [INFO ] Transformed 77 places.
[2024-06-01 23:37:45] [INFO ] Transformed 677 transitions.
[2024-06-01 23:37:45] [INFO ] Parsed PT model containing 77 places and 677 transitions and 4685 arcs in 687 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 32 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 45 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 46 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2024-06-01 23:37:45] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2024-06-01 23:37:45] [INFO ] Computed 26 invariants in 10 ms
[2024-06-01 23:37:46] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20104 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20046 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 40904ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 41003ms
[2024-06-01 23:38:26] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:38:26] [INFO ] Invariant cache hit.
[2024-06-01 23:38:26] [INFO ] Implicit Places using invariants in 138 ms returned []
[2024-06-01 23:38:26] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:38:26] [INFO ] Invariant cache hit.
[2024-06-01 23:38:27] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:38:27] [INFO ] Implicit Places using invariants and state equation in 117 ms returned []
Implicit Place search using SMT with State Equation took 270 ms to find 0 implicit places.
Running 659 sub problems to find dead transitions.
[2024-06-01 23:38:27] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:38:27] [INFO ] Invariant cache hit.
[2024-06-01 23:38:27] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 19491 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 22458 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 42313ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 42324ms
Finished structural reductions in LTL mode , in 1 iterations and 83753 ms. Remains : 77/77 places, 677/677 transitions.
Support contains 45 out of 77 places after structural reductions.
[2024-06-01 23:39:09] [INFO ] Flatten gal took : 172 ms
[2024-06-01 23:39:10] [INFO ] Flatten gal took : 124 ms
[2024-06-01 23:39:10] [INFO ] Input system was already deterministic with 677 transitions.
Reduction of identical properties reduced properties to check from 38 to 36
RANDOM walk for 13660 steps (94 resets) in 530 ms. (25 steps per ms) remains 0/36 properties
Computed a total of 77 stabilizing places and 677 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 77 transition count 677
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((p0||X(G(p1)))))'
Support contains 5 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 9 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2024-06-01 23:39:11] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:39:11] [INFO ] Invariant cache hit.
[2024-06-01 23:39:11] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 19940 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 40290ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 40305ms
[2024-06-01 23:39:51] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:39:51] [INFO ] Invariant cache hit.
[2024-06-01 23:39:51] [INFO ] Implicit Places using invariants in 188 ms returned []
[2024-06-01 23:39:51] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:39:51] [INFO ] Invariant cache hit.
[2024-06-01 23:39:51] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:39:51] [INFO ] Implicit Places using invariants and state equation in 256 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 460 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 257 place count 61 transition count 402
Iterating global reduction 1 with 8 rules applied. Total rules applied 265 place count 61 transition count 402
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 270 place count 61 transition count 397
Applied a total of 270 rules in 48 ms. Remains 61 /76 variables (removed 15) and now considering 397/677 (removed 280) transitions.
[2024-06-01 23:39:51] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
// Phase 1: matrix 39 rows 61 cols
[2024-06-01 23:39:51] [INFO ] Computed 22 invariants in 3 ms
[2024-06-01 23:39:52] [INFO ] Implicit Places using invariants in 106 ms returned []
[2024-06-01 23:39:52] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
[2024-06-01 23:39:52] [INFO ] Invariant cache hit.
[2024-06-01 23:39:52] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:39:52] [INFO ] Implicit Places using invariants and state equation in 211 ms returned []
Implicit Place search using SMT with State Equation took 321 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 61/77 places, 397/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 41149 ms. Remains : 61/77 places, 397/677 transitions.
Stuttering acceptance computed with spot in 439 ms :[true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-00
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 2 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-00 finished in 41691 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(((p0 U p2)&&p1))))))'
Support contains 7 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 200 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2024-06-01 23:39:53] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2024-06-01 23:39:53] [INFO ] Computed 26 invariants in 11 ms
[2024-06-01 23:39:53] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 19758 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 40224ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 40256ms
[2024-06-01 23:40:33] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:40:33] [INFO ] Invariant cache hit.
[2024-06-01 23:40:33] [INFO ] Implicit Places using invariants in 228 ms returned []
[2024-06-01 23:40:33] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:40:33] [INFO ] Invariant cache hit.
[2024-06-01 23:40:33] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:40:33] [INFO ] Implicit Places using invariants and state equation in 300 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 533 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 247 place count 70 transition count 436
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 253 place count 64 transition count 410
Iterating global reduction 1 with 6 rules applied. Total rules applied 259 place count 64 transition count 410
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 263 place count 64 transition count 406
Applied a total of 263 rules in 192 ms. Remains 64 /76 variables (removed 12) and now considering 406/677 (removed 271) transitions.
[2024-06-01 23:40:33] [INFO ] Flow matrix only has 42 transitions (discarded 364 similar events)
// Phase 1: matrix 42 rows 64 cols
[2024-06-01 23:40:33] [INFO ] Computed 22 invariants in 2 ms
[2024-06-01 23:40:34] [INFO ] Implicit Places using invariants in 193 ms returned []
[2024-06-01 23:40:34] [INFO ] Flow matrix only has 42 transitions (discarded 364 similar events)
[2024-06-01 23:40:34] [INFO ] Invariant cache hit.
[2024-06-01 23:40:34] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:40:34] [INFO ] Implicit Places using invariants and state equation in 230 ms returned []
Implicit Place search using SMT with State Equation took 433 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 64/77 places, 406/677 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 41623 ms. Remains : 64/77 places, 406/677 transitions.
Stuttering acceptance computed with spot in 300 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (NOT p0), (OR (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-01
Stuttering criterion allowed to conclude after 109 steps with 0 reset in 14 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-01 finished in 41965 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(p0) U (X((p1||X(G(!p2))))||G(!p0)))))'
Support contains 7 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 9 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2024-06-01 23:40:34] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2024-06-01 23:40:34] [INFO ] Computed 26 invariants in 2 ms
[2024-06-01 23:40:34] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 40411ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 40425ms
[2024-06-01 23:41:15] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:41:15] [INFO ] Invariant cache hit.
[2024-06-01 23:41:15] [INFO ] Implicit Places using invariants in 228 ms returned []
[2024-06-01 23:41:15] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:41:15] [INFO ] Invariant cache hit.
[2024-06-01 23:41:15] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:41:15] [INFO ] Implicit Places using invariants and state equation in 247 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 480 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 256 place count 62 transition count 406
Iterating global reduction 1 with 7 rules applied. Total rules applied 263 place count 62 transition count 406
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 267 place count 62 transition count 402
Applied a total of 267 rules in 16 ms. Remains 62 /76 variables (removed 14) and now considering 402/677 (removed 275) transitions.
[2024-06-01 23:41:15] [INFO ] Flow matrix only has 40 transitions (discarded 362 similar events)
// Phase 1: matrix 40 rows 62 cols
[2024-06-01 23:41:15] [INFO ] Computed 22 invariants in 2 ms
[2024-06-01 23:41:15] [INFO ] Implicit Places using invariants in 168 ms returned []
[2024-06-01 23:41:15] [INFO ] Flow matrix only has 40 transitions (discarded 362 similar events)
[2024-06-01 23:41:15] [INFO ] Invariant cache hit.
[2024-06-01 23:41:15] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:41:16] [INFO ] Implicit Places using invariants and state equation in 224 ms returned []
Implicit Place search using SMT with State Equation took 394 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 62/77 places, 402/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 41327 ms. Remains : 62/77 places, 402/677 transitions.
Stuttering acceptance computed with spot in 412 ms :[(AND p0 (NOT p1) p2), false, (AND (NOT p0) (NOT p1) p2), (AND p2 p0), (AND p0 (NOT p1) p2), p2, true, p0]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-02
Entered a terminal (fully accepting) state of product in 8 steps with 0 reset in 1 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-02 finished in 41780 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&&F(G(p0)))))||(F(p1)&&F(p2))))'
Support contains 6 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 4 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2024-06-01 23:41:16] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2024-06-01 23:41:16] [INFO ] Computed 26 invariants in 1 ms
[2024-06-01 23:41:16] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20026 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20012 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 40386ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 40400ms
[2024-06-01 23:41:56] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:41:56] [INFO ] Invariant cache hit.
[2024-06-01 23:41:57] [INFO ] Implicit Places using invariants in 182 ms returned []
[2024-06-01 23:41:57] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:41:57] [INFO ] Invariant cache hit.
[2024-06-01 23:41:57] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:41:57] [INFO ] Implicit Places using invariants and state equation in 297 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 486 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 256 place count 62 transition count 408
Iterating global reduction 1 with 7 rules applied. Total rules applied 263 place count 62 transition count 408
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 267 place count 62 transition count 404
Applied a total of 267 rules in 15 ms. Remains 62 /76 variables (removed 14) and now considering 404/677 (removed 273) transitions.
[2024-06-01 23:41:57] [INFO ] Flow matrix only has 40 transitions (discarded 364 similar events)
// Phase 1: matrix 40 rows 62 cols
[2024-06-01 23:41:57] [INFO ] Computed 22 invariants in 1 ms
[2024-06-01 23:41:57] [INFO ] Implicit Places using invariants in 168 ms returned []
[2024-06-01 23:41:57] [INFO ] Flow matrix only has 40 transitions (discarded 364 similar events)
[2024-06-01 23:41:57] [INFO ] Invariant cache hit.
[2024-06-01 23:41:57] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:41:57] [INFO ] Implicit Places using invariants and state equation in 195 ms returned []
Implicit Place search using SMT with State Equation took 365 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 62/77 places, 404/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 41277 ms. Remains : 62/77 places, 404/677 transitions.
Stuttering acceptance computed with spot in 257 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p0)), (NOT p1), (NOT p2)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-03
Stuttering criterion allowed to conclude after 490 steps with 16 reset in 8 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-03 finished in 41570 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(G((p1 U p2)))&&p0))))'
Support contains 7 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 5 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2024-06-01 23:41:58] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2024-06-01 23:41:58] [INFO ] Computed 26 invariants in 1 ms
[2024-06-01 23:41:58] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 40306ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 40319ms
[2024-06-01 23:42:38] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:42:38] [INFO ] Invariant cache hit.
[2024-06-01 23:42:38] [INFO ] Implicit Places using invariants in 230 ms returned []
[2024-06-01 23:42:38] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:42:38] [INFO ] Invariant cache hit.
[2024-06-01 23:42:38] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:42:38] [INFO ] Implicit Places using invariants and state equation in 320 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 560 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 247 place count 70 transition count 436
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 253 place count 64 transition count 414
Iterating global reduction 1 with 6 rules applied. Total rules applied 259 place count 64 transition count 414
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 263 place count 64 transition count 410
Applied a total of 263 rules in 14 ms. Remains 64 /76 variables (removed 12) and now considering 410/677 (removed 267) transitions.
[2024-06-01 23:42:38] [INFO ] Flow matrix only has 42 transitions (discarded 368 similar events)
// Phase 1: matrix 42 rows 64 cols
[2024-06-01 23:42:39] [INFO ] Computed 22 invariants in 1 ms
[2024-06-01 23:42:39] [INFO ] Implicit Places using invariants in 170 ms returned []
[2024-06-01 23:42:39] [INFO ] Flow matrix only has 42 transitions (discarded 368 similar events)
[2024-06-01 23:42:39] [INFO ] Invariant cache hit.
[2024-06-01 23:42:39] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:42:39] [INFO ] Implicit Places using invariants and state equation in 198 ms returned []
Implicit Place search using SMT with State Equation took 371 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 64/77 places, 410/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 41274 ms. Remains : 64/77 places, 410/677 transitions.
Stuttering acceptance computed with spot in 301 ms :[(OR (NOT p2) (NOT p0)), (OR (NOT p2) (NOT p0)), (OR (NOT p2) (NOT p0)), true, (NOT p2), (NOT p2)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-04
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-04 finished in 41602 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F((p1 U (X(p1) U p2))))&&p0)))'
Support contains 5 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 5 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2024-06-01 23:42:39] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2024-06-01 23:42:39] [INFO ] Computed 26 invariants in 0 ms
[2024-06-01 23:42:39] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20010 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 40330ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 40343ms
[2024-06-01 23:43:20] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:43:20] [INFO ] Invariant cache hit.
[2024-06-01 23:43:20] [INFO ] Implicit Places using invariants in 225 ms returned []
[2024-06-01 23:43:20] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:43:20] [INFO ] Invariant cache hit.
[2024-06-01 23:43:20] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:43:20] [INFO ] Implicit Places using invariants and state equation in 301 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 532 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 257 place count 61 transition count 402
Iterating global reduction 1 with 8 rules applied. Total rules applied 265 place count 61 transition count 402
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 270 place count 61 transition count 397
Applied a total of 270 rules in 16 ms. Remains 61 /76 variables (removed 15) and now considering 397/677 (removed 280) transitions.
[2024-06-01 23:43:20] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
// Phase 1: matrix 39 rows 61 cols
[2024-06-01 23:43:20] [INFO ] Computed 22 invariants in 1 ms
[2024-06-01 23:43:20] [INFO ] Implicit Places using invariants in 163 ms returned []
[2024-06-01 23:43:20] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
[2024-06-01 23:43:20] [INFO ] Invariant cache hit.
[2024-06-01 23:43:20] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:43:20] [INFO ] Implicit Places using invariants and state equation in 216 ms returned []
Implicit Place search using SMT with State Equation took 382 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 61/77 places, 397/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 41280 ms. Remains : 61/77 places, 397/677 transitions.
Stuttering acceptance computed with spot in 184 ms :[(NOT p2), (OR (NOT p0) (NOT p2)), (OR (NOT p0) (NOT p2)), true]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-06
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-06 finished in 41482 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(((p1&&G((X(p3)||p2)))||p0)))'
Support contains 5 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 3 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2024-06-01 23:43:21] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2024-06-01 23:43:21] [INFO ] Computed 26 invariants in 1 ms
[2024-06-01 23:43:21] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 40351ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 40364ms
[2024-06-01 23:44:01] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:44:01] [INFO ] Invariant cache hit.
[2024-06-01 23:44:01] [INFO ] Implicit Places using invariants in 223 ms returned []
[2024-06-01 23:44:01] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:44:01] [INFO ] Invariant cache hit.
[2024-06-01 23:44:01] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:44:02] [INFO ] Implicit Places using invariants and state equation in 300 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 526 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 247 place count 70 transition count 436
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 253 place count 64 transition count 414
Iterating global reduction 1 with 6 rules applied. Total rules applied 259 place count 64 transition count 414
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 263 place count 64 transition count 410
Applied a total of 263 rules in 8 ms. Remains 64 /76 variables (removed 12) and now considering 410/677 (removed 267) transitions.
[2024-06-01 23:44:02] [INFO ] Flow matrix only has 42 transitions (discarded 368 similar events)
// Phase 1: matrix 42 rows 64 cols
[2024-06-01 23:44:02] [INFO ] Computed 22 invariants in 2 ms
[2024-06-01 23:44:02] [INFO ] Implicit Places using invariants in 169 ms returned []
[2024-06-01 23:44:02] [INFO ] Flow matrix only has 42 transitions (discarded 368 similar events)
[2024-06-01 23:44:02] [INFO ] Invariant cache hit.
[2024-06-01 23:44:02] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:44:02] [INFO ] Implicit Places using invariants and state equation in 226 ms returned []
Implicit Place search using SMT with State Equation took 397 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 64/77 places, 410/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 41302 ms. Remains : 64/77 places, 410/677 transitions.
Stuttering acceptance computed with spot in 234 ms :[true, (OR (NOT p3) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p2) (NOT p3)))]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-07
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-07 finished in 41565 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(G(p0))))'
Support contains 3 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 3 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2024-06-01 23:44:02] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2024-06-01 23:44:02] [INFO ] Computed 26 invariants in 1 ms
[2024-06-01 23:44:02] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 40397ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 40410ms
[2024-06-01 23:44:43] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:44:43] [INFO ] Invariant cache hit.
[2024-06-01 23:44:43] [INFO ] Implicit Places using invariants in 242 ms returned []
[2024-06-01 23:44:43] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:44:43] [INFO ] Invariant cache hit.
[2024-06-01 23:44:43] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:44:43] [INFO ] Implicit Places using invariants and state equation in 320 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 566 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 257 place count 61 transition count 402
Iterating global reduction 1 with 8 rules applied. Total rules applied 265 place count 61 transition count 402
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 270 place count 61 transition count 397
Applied a total of 270 rules in 10 ms. Remains 61 /76 variables (removed 15) and now considering 397/677 (removed 280) transitions.
[2024-06-01 23:44:43] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
// Phase 1: matrix 39 rows 61 cols
[2024-06-01 23:44:43] [INFO ] Computed 22 invariants in 0 ms
[2024-06-01 23:44:43] [INFO ] Implicit Places using invariants in 168 ms returned []
[2024-06-01 23:44:43] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
[2024-06-01 23:44:43] [INFO ] Invariant cache hit.
[2024-06-01 23:44:43] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:44:44] [INFO ] Implicit Places using invariants and state equation in 219 ms returned []
Implicit Place search using SMT with State Equation took 389 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 61/77 places, 397/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 41385 ms. Remains : 61/77 places, 397/677 transitions.
Stuttering acceptance computed with spot in 169 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-08
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-08 finished in 41577 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((G(p0)||(X(F(p2))&&p1)))))'
Support contains 8 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 84 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2024-06-01 23:44:44] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2024-06-01 23:44:44] [INFO ] Computed 26 invariants in 1 ms
[2024-06-01 23:44:44] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 40396ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 40409ms
[2024-06-01 23:45:24] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:45:24] [INFO ] Invariant cache hit.
[2024-06-01 23:45:25] [INFO ] Implicit Places using invariants in 183 ms returned []
[2024-06-01 23:45:25] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:45:25] [INFO ] Invariant cache hit.
[2024-06-01 23:45:25] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:45:25] [INFO ] Implicit Places using invariants and state equation in 295 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 482 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 255 place count 63 transition count 407
Iterating global reduction 1 with 6 rules applied. Total rules applied 261 place count 63 transition count 407
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 265 place count 63 transition count 403
Applied a total of 265 rules in 94 ms. Remains 63 /76 variables (removed 13) and now considering 403/677 (removed 274) transitions.
[2024-06-01 23:45:25] [INFO ] Flow matrix only has 41 transitions (discarded 362 similar events)
// Phase 1: matrix 41 rows 63 cols
[2024-06-01 23:45:25] [INFO ] Computed 22 invariants in 1 ms
[2024-06-01 23:45:25] [INFO ] Implicit Places using invariants in 161 ms returned []
[2024-06-01 23:45:25] [INFO ] Flow matrix only has 41 transitions (discarded 362 similar events)
[2024-06-01 23:45:25] [INFO ] Invariant cache hit.
[2024-06-01 23:45:25] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:45:25] [INFO ] Implicit Places using invariants and state equation in 213 ms returned []
Implicit Place search using SMT with State Equation took 377 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 63/77 places, 403/677 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 41450 ms. Remains : 63/77 places, 403/677 transitions.
Stuttering acceptance computed with spot in 167 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-09
Stuttering criterion allowed to conclude after 580 steps with 12 reset in 10 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-09 finished in 41652 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 G(!p1)))'
Support contains 4 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 76 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2024-06-01 23:45:26] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2024-06-01 23:45:26] [INFO ] Computed 26 invariants in 1 ms
[2024-06-01 23:45:26] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 19773 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 40091ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 40104ms
[2024-06-01 23:46:06] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:46:06] [INFO ] Invariant cache hit.
[2024-06-01 23:46:06] [INFO ] Implicit Places using invariants in 225 ms returned []
[2024-06-01 23:46:06] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:46:06] [INFO ] Invariant cache hit.
[2024-06-01 23:46:06] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:46:06] [INFO ] Implicit Places using invariants and state equation in 312 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 547 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 257 place count 61 transition count 402
Iterating global reduction 1 with 8 rules applied. Total rules applied 265 place count 61 transition count 402
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 270 place count 61 transition count 397
Applied a total of 270 rules in 95 ms. Remains 61 /76 variables (removed 15) and now considering 397/677 (removed 280) transitions.
[2024-06-01 23:46:06] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
// Phase 1: matrix 39 rows 61 cols
[2024-06-01 23:46:06] [INFO ] Computed 22 invariants in 1 ms
[2024-06-01 23:46:06] [INFO ] Implicit Places using invariants in 172 ms returned []
[2024-06-01 23:46:06] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
[2024-06-01 23:46:06] [INFO ] Invariant cache hit.
[2024-06-01 23:46:07] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:46:07] [INFO ] Implicit Places using invariants and state equation in 218 ms returned []
Implicit Place search using SMT with State Equation took 402 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 61/77 places, 397/677 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 41230 ms. Remains : 61/77 places, 397/677 transitions.
Stuttering acceptance computed with spot in 124 ms :[p1, p0]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-10
Product exploration explored 100000 steps with 939 reset in 1011 ms.
Product exploration explored 100000 steps with 940 reset in 730 ms.
Computed a total of 61 stabilizing places and 397 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 61 transition count 397
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 p1) (NOT p0)), (X (NOT p0)), (X (NOT p1)), (F (G (NOT p1))), (F (G (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (NOT p1))), (X (X p1))]
Property proved to be true thanks to conjunction of knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 129 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-10 finished in 43371 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 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 67 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2024-06-01 23:46:09] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2024-06-01 23:46:09] [INFO ] Computed 26 invariants in 1 ms
[2024-06-01 23:46:09] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 18823 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 39151ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 39163ms
[2024-06-01 23:46:48] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:46:48] [INFO ] Invariant cache hit.
[2024-06-01 23:46:48] [INFO ] Implicit Places using invariants in 236 ms returned []
[2024-06-01 23:46:48] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:46:48] [INFO ] Invariant cache hit.
[2024-06-01 23:46:48] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:46:49] [INFO ] Implicit Places using invariants and state equation in 285 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 525 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 257 place count 61 transition count 402
Iterating global reduction 1 with 8 rules applied. Total rules applied 265 place count 61 transition count 402
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 270 place count 61 transition count 397
Applied a total of 270 rules in 97 ms. Remains 61 /76 variables (removed 15) and now considering 397/677 (removed 280) transitions.
[2024-06-01 23:46:49] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
// Phase 1: matrix 39 rows 61 cols
[2024-06-01 23:46:49] [INFO ] Computed 22 invariants in 1 ms
[2024-06-01 23:46:49] [INFO ] Implicit Places using invariants in 171 ms returned []
[2024-06-01 23:46:49] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
[2024-06-01 23:46:49] [INFO ] Invariant cache hit.
[2024-06-01 23:46:49] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:46:49] [INFO ] Implicit Places using invariants and state equation in 200 ms returned []
Implicit Place search using SMT with State Equation took 392 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 61/77 places, 397/677 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 40249 ms. Remains : 61/77 places, 397/677 transitions.
Stuttering acceptance computed with spot in 121 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-11
Product exploration explored 100000 steps with 1168 reset in 923 ms.
Product exploration explored 100000 steps with 1188 reset in 584 ms.
Computed a total of 61 stabilizing places and 397 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 61 transition count 397
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 (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 21 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-11 finished in 42025 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)||(p1 U (!p2 U p3)))))'
Support contains 9 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 3 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2024-06-01 23:46:51] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2024-06-01 23:46:51] [INFO ] Computed 26 invariants in 0 ms
[2024-06-01 23:46:51] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 18932 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 19652 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 38925ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 38943ms
[2024-06-01 23:47:30] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:47:30] [INFO ] Invariant cache hit.
[2024-06-01 23:47:30] [INFO ] Implicit Places using invariants in 112 ms returned []
[2024-06-01 23:47:30] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:47:30] [INFO ] Invariant cache hit.
[2024-06-01 23:47:30] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:47:30] [INFO ] Implicit Places using invariants and state equation in 154 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 268 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 254 place count 64 transition count 419
Iterating global reduction 1 with 5 rules applied. Total rules applied 259 place count 64 transition count 419
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 262 place count 64 transition count 416
Applied a total of 262 rules in 8 ms. Remains 64 /76 variables (removed 12) and now considering 416/677 (removed 261) transitions.
[2024-06-01 23:47:30] [INFO ] Flow matrix only has 42 transitions (discarded 374 similar events)
// Phase 1: matrix 42 rows 64 cols
[2024-06-01 23:47:30] [INFO ] Computed 22 invariants in 1 ms
[2024-06-01 23:47:30] [INFO ] Implicit Places using invariants in 128 ms returned []
[2024-06-01 23:47:30] [INFO ] Flow matrix only has 42 transitions (discarded 374 similar events)
[2024-06-01 23:47:30] [INFO ] Invariant cache hit.
[2024-06-01 23:47:30] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:47:30] [INFO ] Implicit Places using invariants and state equation in 173 ms returned []
Implicit Place search using SMT with State Equation took 303 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 64/77 places, 416/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 39534 ms. Remains : 64/77 places, 416/677 transitions.
Stuttering acceptance computed with spot in 385 ms :[true, (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (NOT p0), (AND (NOT p0) (NOT p3)), (NOT p3), (NOT p3)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-12 finished in 39951 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((G(p1)||p0))))'
Support contains 5 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 83 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2024-06-01 23:47:31] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2024-06-01 23:47:31] [INFO ] Computed 26 invariants in 1 ms
[2024-06-01 23:47:31] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 19042 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20012 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 39413ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 39427ms
[2024-06-01 23:48:10] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:48:10] [INFO ] Invariant cache hit.
[2024-06-01 23:48:10] [INFO ] Implicit Places using invariants in 128 ms returned []
[2024-06-01 23:48:10] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:48:10] [INFO ] Invariant cache hit.
[2024-06-01 23:48:11] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:48:11] [INFO ] Implicit Places using invariants and state equation in 190 ms returned []
Implicit Place search using SMT with State Equation took 333 ms to find 0 implicit places.
[2024-06-01 23:48:11] [INFO ] Redundant transitions in 49 ms returned []
Running 659 sub problems to find dead transitions.
[2024-06-01 23:48:11] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:48:11] [INFO ] Invariant cache hit.
[2024-06-01 23:48:11] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20598 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 22078 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 43047ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 43057ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 82960 ms. Remains : 77/77 places, 677/677 transitions.
Stuttering acceptance computed with spot in 112 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-13
Product exploration explored 100000 steps with 967 reset in 1115 ms.
Product exploration explored 100000 steps with 961 reset in 803 ms.
Computed a total of 77 stabilizing places and 677 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 77 transition count 677
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 p1) p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p1))), (F (G p1)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 21 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-13 finished in 85142 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(p1)&&G(p2)&&p0)))'
Support contains 8 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 2 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2024-06-01 23:48:56] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:48:56] [INFO ] Invariant cache hit.
[2024-06-01 23:48:56] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 19999 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20026 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 40228ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 40235ms
[2024-06-01 23:49:36] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:49:36] [INFO ] Invariant cache hit.
[2024-06-01 23:49:36] [INFO ] Implicit Places using invariants in 224 ms returned []
[2024-06-01 23:49:36] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:49:36] [INFO ] Invariant cache hit.
[2024-06-01 23:49:37] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:49:37] [INFO ] Implicit Places using invariants and state equation in 294 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 521 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 256 place count 62 transition count 412
Iterating global reduction 1 with 7 rules applied. Total rules applied 263 place count 62 transition count 412
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 267 place count 62 transition count 408
Applied a total of 267 rules in 10 ms. Remains 62 /76 variables (removed 14) and now considering 408/677 (removed 269) transitions.
[2024-06-01 23:49:37] [INFO ] Flow matrix only has 40 transitions (discarded 368 similar events)
// Phase 1: matrix 40 rows 62 cols
[2024-06-01 23:49:37] [INFO ] Computed 22 invariants in 2 ms
[2024-06-01 23:49:37] [INFO ] Implicit Places using invariants in 165 ms returned []
[2024-06-01 23:49:37] [INFO ] Flow matrix only has 40 transitions (discarded 368 similar events)
[2024-06-01 23:49:37] [INFO ] Invariant cache hit.
[2024-06-01 23:49:37] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:49:37] [INFO ] Implicit Places using invariants and state equation in 218 ms returned []
Implicit Place search using SMT with State Equation took 388 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 62/77 places, 408/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 41160 ms. Remains : 62/77 places, 408/677 transitions.
Stuttering acceptance computed with spot in 253 ms :[(NOT p2), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1) (NOT p0)), (OR (NOT p2) (NOT p1) (NOT p0)), true]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-14
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-14 finished in 41439 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&&F((p1&&F(G(p1)))))))))'
Support contains 5 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 3 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2024-06-01 23:49:37] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2024-06-01 23:49:37] [INFO ] Computed 26 invariants in 1 ms
[2024-06-01 23:49:37] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints]
After SMT, in 40356ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 40367ms
[2024-06-01 23:50:18] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:50:18] [INFO ] Invariant cache hit.
[2024-06-01 23:50:18] [INFO ] Implicit Places using invariants in 216 ms returned []
[2024-06-01 23:50:18] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2024-06-01 23:50:18] [INFO ] Invariant cache hit.
[2024-06-01 23:50:18] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:50:18] [INFO ] Implicit Places using invariants and state equation in 254 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 479 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 247 place count 70 transition count 436
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 254 place count 63 transition count 404
Iterating global reduction 1 with 7 rules applied. Total rules applied 261 place count 63 transition count 404
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 266 place count 63 transition count 399
Applied a total of 266 rules in 13 ms. Remains 63 /76 variables (removed 13) and now considering 399/677 (removed 278) transitions.
[2024-06-01 23:50:18] [INFO ] Flow matrix only has 41 transitions (discarded 358 similar events)
// Phase 1: matrix 41 rows 63 cols
[2024-06-01 23:50:18] [INFO ] Computed 22 invariants in 1 ms
[2024-06-01 23:50:18] [INFO ] Implicit Places using invariants in 167 ms returned []
[2024-06-01 23:50:18] [INFO ] Flow matrix only has 41 transitions (discarded 358 similar events)
[2024-06-01 23:50:18] [INFO ] Invariant cache hit.
[2024-06-01 23:50:19] [INFO ] State equation strengthened by 33 read => feed constraints.
[2024-06-01 23:50:19] [INFO ] Implicit Places using invariants and state equation in 201 ms returned []
Implicit Place search using SMT with State Equation took 371 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 63/77 places, 399/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 41238 ms. Remains : 63/77 places, 399/677 transitions.
Stuttering acceptance computed with spot in 287 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-15
Product exploration explored 100000 steps with 981 reset in 828 ms.
Product exploration explored 100000 steps with 991 reset in 931 ms.
Computed a total of 63 stabilizing places and 399 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 63 transition count 399
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), (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 3 factoid took 20 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-15 finished in 43457 ms.
All properties solved by simple procedures.
Total runtime 756775 ms.
ITS solved all properties within timeout

BK_STOP 1717285821734

--------------------
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

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="PhaseVariation-PT-D05CS100"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is PhaseVariation-PT-D05CS100, 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 r512-smll-171654407400324"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PhaseVariation-PT-D05CS100.tgz
mv PhaseVariation-PT-D05CS100 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;