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.r536-tall-171690533300844.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)
.................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is Szymanski-PT-a10, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r536-tall-171690533300844
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 7.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.2K May 19 07:17 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 19 16:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 23 08:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 23 08:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 11 15:11 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 135K Apr 11 15:11 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Apr 11 15:10 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K Apr 11 15:10 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 08:01 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 23 08:01 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 101K 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 Szymanski-PT-a10-LTLFireability-00
FORMULA_NAME Szymanski-PT-a10-LTLFireability-01
FORMULA_NAME Szymanski-PT-a10-LTLFireability-02
FORMULA_NAME Szymanski-PT-a10-LTLFireability-03
FORMULA_NAME Szymanski-PT-a10-LTLFireability-04
FORMULA_NAME Szymanski-PT-a10-LTLFireability-05
FORMULA_NAME Szymanski-PT-a10-LTLFireability-06
FORMULA_NAME Szymanski-PT-a10-LTLFireability-07
FORMULA_NAME Szymanski-PT-a10-LTLFireability-08
FORMULA_NAME Szymanski-PT-a10-LTLFireability-09
FORMULA_NAME Szymanski-PT-a10-LTLFireability-10
FORMULA_NAME Szymanski-PT-a10-LTLFireability-11
FORMULA_NAME Szymanski-PT-a10-LTLFireability-12
FORMULA_NAME Szymanski-PT-a10-LTLFireability-13
FORMULA_NAME Szymanski-PT-a10-LTLFireability-14
FORMULA_NAME Szymanski-PT-a10-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717281089130

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-a10
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 22:31:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 22:31:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 22:31:30] [INFO ] Load time of PNML (sax parser for PT used): 69 ms
[2024-06-01 22:31:30] [INFO ] Transformed 61 places.
[2024-06-01 22:31:30] [INFO ] Transformed 224 transitions.
[2024-06-01 22:31:30] [INFO ] Parsed PT model containing 61 places and 224 transitions and 900 arcs in 160 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 8 transitions.
FORMULA Szymanski-PT-a10-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a10-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a10-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a10-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a10-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a10-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 28 out of 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 216/216 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 47 transition count 216
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 46 transition count 212
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 46 transition count 212
Applied a total of 4 rules in 22 ms. Remains 46 /49 variables (removed 3) and now considering 212/216 (removed 4) transitions.
[2024-06-01 22:31:30] [INFO ] Flow matrix only has 78 transitions (discarded 134 similar events)
// Phase 1: matrix 78 rows 46 cols
[2024-06-01 22:31:30] [INFO ] Computed 1 invariants in 5 ms
[2024-06-01 22:31:30] [INFO ] Implicit Places using invariants in 151 ms returned []
[2024-06-01 22:31:30] [INFO ] Flow matrix only has 78 transitions (discarded 134 similar events)
[2024-06-01 22:31:30] [INFO ] Invariant cache hit.
[2024-06-01 22:31:30] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-01 22:31:30] [INFO ] Implicit Places using invariants and state equation in 91 ms returned []
Implicit Place search using SMT with State Equation took 267 ms to find 0 implicit places.
Running 210 sub problems to find dead transitions.
[2024-06-01 22:31:30] [INFO ] Flow matrix only has 78 transitions (discarded 134 similar events)
[2024-06-01 22:31:30] [INFO ] Invariant cache hit.
[2024-06-01 22:31:30] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (OVERLAPS) 78/124 variables, 46/47 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/124 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (OVERLAPS) 0/124 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 124/124 variables, and 56 constraints, problems are : Problem set: 0 solved, 210 unsolved in 2581 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (OVERLAPS) 78/124 variables, 46/47 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/124 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 210/266 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/124 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (OVERLAPS) 0/124 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Int declared 124/124 variables, and 266 constraints, problems are : Problem set: 0 solved, 210 unsolved in 3438 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints]
After SMT, in 6161ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 6180ms
Starting structural reductions in LTL mode, iteration 1 : 46/49 places, 212/216 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6487 ms. Remains : 46/49 places, 212/216 transitions.
Support contains 28 out of 46 places after structural reductions.
[2024-06-01 22:31:37] [INFO ] Flatten gal took : 58 ms
[2024-06-01 22:31:37] [INFO ] Flatten gal took : 17 ms
[2024-06-01 22:31:37] [INFO ] Input system was already deterministic with 212 transitions.
Support contains 26 out of 46 places (down from 28) after GAL structural reductions.
RANDOM walk for 40013 steps (53 resets) in 1192 ms. (33 steps per ms) remains 5/23 properties
BEST_FIRST walk for 40004 steps (19 resets) in 149 ms. (266 steps per ms) remains 3/5 properties
BEST_FIRST walk for 40004 steps (16 resets) in 133 ms. (298 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (19 resets) in 49 ms. (800 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (12 resets) in 52 ms. (754 steps per ms) remains 3/3 properties
[2024-06-01 22:31:38] [INFO ] Flow matrix only has 78 transitions (discarded 134 similar events)
[2024-06-01 22:31:38] [INFO ] Invariant cache hit.
[2024-06-01 22:31:38] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 41/46 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 78/124 variables, 46/47 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/124 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/124 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 124/124 variables, and 56 constraints, problems are : Problem set: 0 solved, 3 unsolved in 109 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 41/46 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 78/124 variables, 46/47 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/124 variables, 3/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/124 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/124 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 124/124 variables, and 59 constraints, problems are : Problem set: 0 solved, 3 unsolved in 131 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 246ms problems are : Problem set: 0 solved, 3 unsolved
Finished Parikh walk after 3504 steps, including 309 resets, run visited all 3 properties in 35 ms. (steps per millisecond=100 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 43 ms.
Computed a total of 8 stabilizing places and 32 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&X(p0))))'
Support contains 2 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 212/212 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 42 transition count 196
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 42 transition count 196
Applied a total of 8 rules in 4 ms. Remains 42 /46 variables (removed 4) and now considering 196/212 (removed 16) transitions.
[2024-06-01 22:31:38] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2024-06-01 22:31:38] [INFO ] Computed 1 invariants in 2 ms
[2024-06-01 22:31:38] [INFO ] Implicit Places using invariants in 116 ms returned []
[2024-06-01 22:31:38] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2024-06-01 22:31:38] [INFO ] Invariant cache hit.
[2024-06-01 22:31:38] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-01 22:31:38] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 179 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2024-06-01 22:31:38] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2024-06-01 22:31:38] [INFO ] Invariant cache hit.
[2024-06-01 22:31:38] [INFO ] State equation strengthened by 9 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (OVERLAPS) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 116/116 variables, and 52 constraints, problems are : Problem set: 0 solved, 194 unsolved in 1456 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 194 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 194/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (OVERLAPS) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 116/116 variables, and 246 constraints, problems are : Problem set: 0 solved, 194 unsolved in 2768 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints]
After SMT, in 4296ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 4298ms
Starting structural reductions in LTL mode, iteration 1 : 42/46 places, 196/212 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4482 ms. Remains : 42/46 places, 196/212 transitions.
Stuttering acceptance computed with spot in 190 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-a10-LTLFireability-00
Product exploration explored 100000 steps with 50000 reset in 255 ms.
Product exploration explored 100000 steps with 50000 reset in 130 ms.
Computed a total of 8 stabilizing places and 32 stable transitions
Computed a total of 8 stabilizing places and 32 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to conjunction of knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 73 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Szymanski-PT-a10-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Szymanski-PT-a10-LTLFireability-00 finished in 5197 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)||G((p1 U X(p2))))))'
Support contains 6 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 212/212 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 42 transition count 196
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 42 transition count 196
Applied a total of 8 rules in 5 ms. Remains 42 /46 variables (removed 4) and now considering 196/212 (removed 16) transitions.
[2024-06-01 22:31:43] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2024-06-01 22:31:43] [INFO ] Invariant cache hit.
[2024-06-01 22:31:43] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-06-01 22:31:43] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2024-06-01 22:31:43] [INFO ] Invariant cache hit.
[2024-06-01 22:31:43] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-01 22:31:43] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2024-06-01 22:31:43] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2024-06-01 22:31:43] [INFO ] Invariant cache hit.
[2024-06-01 22:31:43] [INFO ] State equation strengthened by 9 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (OVERLAPS) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 116/116 variables, and 52 constraints, problems are : Problem set: 0 solved, 194 unsolved in 1269 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 194 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 194/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (OVERLAPS) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 116/116 variables, and 246 constraints, problems are : Problem set: 0 solved, 194 unsolved in 2870 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints]
After SMT, in 4194ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 4196ms
Starting structural reductions in LTL mode, iteration 1 : 42/46 places, 196/212 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4303 ms. Remains : 42/46 places, 196/212 transitions.
Stuttering acceptance computed with spot in 221 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : Szymanski-PT-a10-LTLFireability-03
Stuttering criterion allowed to conclude after 86 steps with 0 reset in 2 ms.
FORMULA Szymanski-PT-a10-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a10-LTLFireability-03 finished in 4555 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((p0||F(p1)))||G(p2)))'
Support contains 5 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 212/212 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 43 transition count 200
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 43 transition count 200
Drop transitions (Redundant composition of simpler transitions.) removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 0 with 12 rules applied. Total rules applied 18 place count 43 transition count 188
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 20 place count 41 transition count 180
Iterating global reduction 0 with 2 rules applied. Total rules applied 22 place count 41 transition count 180
Applied a total of 22 rules in 38 ms. Remains 41 /46 variables (removed 5) and now considering 180/212 (removed 32) transitions.
[2024-06-01 22:31:48] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
// Phase 1: matrix 70 rows 41 cols
[2024-06-01 22:31:48] [INFO ] Computed 1 invariants in 4 ms
[2024-06-01 22:31:48] [INFO ] Implicit Places using invariants in 71 ms returned []
[2024-06-01 22:31:48] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
[2024-06-01 22:31:48] [INFO ] Invariant cache hit.
[2024-06-01 22:31:48] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-01 22:31:48] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 171 ms to find 0 implicit places.
[2024-06-01 22:31:48] [INFO ] Redundant transitions in 5 ms returned []
Running 178 sub problems to find dead transitions.
[2024-06-01 22:31:48] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
[2024-06-01 22:31:48] [INFO ] Invariant cache hit.
[2024-06-01 22:31:48] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 2 (OVERLAPS) 70/111 variables, 41/42 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/111 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 5 (OVERLAPS) 0/111 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 178 unsolved
No progress, stopping.
After SMT solving in domain Real declared 111/111 variables, and 51 constraints, problems are : Problem set: 0 solved, 178 unsolved in 1685 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 41/41 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 178/178 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 178 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 2 (OVERLAPS) 70/111 variables, 41/42 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/111 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 178/229 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/111 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 6 (OVERLAPS) 0/111 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 178 unsolved
No progress, stopping.
After SMT solving in domain Int declared 111/111 variables, and 229 constraints, problems are : Problem set: 0 solved, 178 unsolved in 2607 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 41/41 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 178/178 constraints, Known Traps: 0/0 constraints]
After SMT, in 4362ms problems are : Problem set: 0 solved, 178 unsolved
Search for dead transitions found 0 dead transitions in 4364ms
Starting structural reductions in SI_LTL mode, iteration 1 : 41/46 places, 180/212 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4583 ms. Remains : 41/46 places, 180/212 transitions.
Stuttering acceptance computed with spot in 138 ms :[(AND (NOT p2) (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p2) p0)]
Running random walk in product with property : Szymanski-PT-a10-LTLFireability-05
Product exploration explored 100000 steps with 33239 reset in 179 ms.
Product exploration explored 100000 steps with 33285 reset in 213 ms.
Computed a total of 8 stabilizing places and 32 stable transitions
Computed a total of 8 stabilizing places and 32 stable transitions
Knowledge obtained : [(AND p2 (NOT p0) (NOT p1)), (X p2), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (AND (NOT p0) (NOT p1) p2)), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (AND (NOT p0) (NOT p1) p2))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 167 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter insensitive) to 4 states, 9 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 164 ms :[(AND (NOT p2) (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p2) p0)]
RANDOM walk for 40015 steps (28 resets) in 50 ms. (784 steps per ms) remains 1/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 98 ms. (404 steps per ms) remains 1/1 properties
[2024-06-01 22:31:53] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
[2024-06-01 22:31:53] [INFO ] Invariant cache hit.
[2024-06-01 22:31:53] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 36/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf5 is UNSAT
After SMT solving in domain Real declared 111/111 variables, and 42 constraints, problems are : Problem set: 1 solved, 0 unsolved in 37 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 41/41 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 47ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p2 (NOT p0) (NOT p1)), (X p2), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (AND (NOT p0) (NOT p1) p2)), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (AND (NOT p0) (NOT p1) p2))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT p0))), (X (X (NOT p1))), (G (OR (NOT p0) p2 p1))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p2) p1))), (F (NOT (AND (NOT p0) p2 (NOT p1)))), (F p0), (F (NOT p2)), (F (NOT (OR p0 p2 p1))), (F (NOT (AND (NOT p0) (NOT p1)))), (F p1)]
Knowledge based reduction with 18 factoid took 289 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 132 ms :[(AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 105 ms :[(AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0))]
Support contains 5 out of 41 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 41/41 places, 180/180 transitions.
Applied a total of 0 rules in 9 ms. Remains 41 /41 variables (removed 0) and now considering 180/180 (removed 0) transitions.
[2024-06-01 22:31:54] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
[2024-06-01 22:31:54] [INFO ] Invariant cache hit.
[2024-06-01 22:31:54] [INFO ] Implicit Places using invariants in 33 ms returned []
[2024-06-01 22:31:54] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
[2024-06-01 22:31:54] [INFO ] Invariant cache hit.
[2024-06-01 22:31:54] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-01 22:31:54] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
[2024-06-01 22:31:54] [INFO ] Redundant transitions in 6 ms returned []
Running 178 sub problems to find dead transitions.
[2024-06-01 22:31:54] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
[2024-06-01 22:31:54] [INFO ] Invariant cache hit.
[2024-06-01 22:31:54] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 2 (OVERLAPS) 70/111 variables, 41/42 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/111 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 5 (OVERLAPS) 0/111 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 178 unsolved
No progress, stopping.
After SMT solving in domain Real declared 111/111 variables, and 51 constraints, problems are : Problem set: 0 solved, 178 unsolved in 1780 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 41/41 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 178/178 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 178 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 2 (OVERLAPS) 70/111 variables, 41/42 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/111 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 178/229 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/111 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 6 (OVERLAPS) 0/111 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 178 unsolved
No progress, stopping.
After SMT solving in domain Int declared 111/111 variables, and 229 constraints, problems are : Problem set: 0 solved, 178 unsolved in 2593 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 41/41 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 178/178 constraints, Known Traps: 0/0 constraints]
After SMT, in 4420ms problems are : Problem set: 0 solved, 178 unsolved
Search for dead transitions found 0 dead transitions in 4422ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 4535 ms. Remains : 41/41 places, 180/180 transitions.
Computed a total of 8 stabilizing places and 32 stable transitions
Computed a total of 8 stabilizing places and 32 stable transitions
Knowledge obtained : [(AND p2 (NOT p1) (NOT p0)), (X p2), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT p0)), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 180 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 109 ms :[(AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0))]
RANDOM walk for 6758 steps (5 resets) in 24 ms. (270 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND p2 (NOT p1) (NOT p0)), (X p2), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT p0)), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F p0), (F (NOT p2)), (F (NOT (OR p2 p1))), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 11 factoid took 256 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 108 ms :[(AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 107 ms :[(AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0))]
Stuttering criterion allowed to conclude after 1964 steps with 7 reset in 7 ms.
FORMULA Szymanski-PT-a10-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a10-LTLFireability-05 finished in 11580 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(p1)&&p0)) U G(p2)))'
Support contains 5 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 212/212 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 43 transition count 200
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 43 transition count 200
Drop transitions (Redundant composition of simpler transitions.) removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 0 with 12 rules applied. Total rules applied 18 place count 43 transition count 188
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 42 transition count 184
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 42 transition count 184
Applied a total of 20 rules in 25 ms. Remains 42 /46 variables (removed 4) and now considering 184/212 (removed 28) transitions.
[2024-06-01 22:32:00] [INFO ] Flow matrix only has 71 transitions (discarded 113 similar events)
// Phase 1: matrix 71 rows 42 cols
[2024-06-01 22:32:00] [INFO ] Computed 1 invariants in 1 ms
[2024-06-01 22:32:00] [INFO ] Implicit Places using invariants in 32 ms returned []
[2024-06-01 22:32:00] [INFO ] Flow matrix only has 71 transitions (discarded 113 similar events)
[2024-06-01 22:32:00] [INFO ] Invariant cache hit.
[2024-06-01 22:32:00] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-01 22:32:00] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
[2024-06-01 22:32:00] [INFO ] Redundant transitions in 1 ms returned []
Running 182 sub problems to find dead transitions.
[2024-06-01 22:32:00] [INFO ] Flow matrix only has 71 transitions (discarded 113 similar events)
[2024-06-01 22:32:00] [INFO ] Invariant cache hit.
[2024-06-01 22:32:00] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (OVERLAPS) 71/113 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/113 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (OVERLAPS) 0/113 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 182 unsolved
No progress, stopping.
After SMT solving in domain Real declared 113/113 variables, and 52 constraints, problems are : Problem set: 0 solved, 182 unsolved in 1801 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 182/182 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 182 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (OVERLAPS) 71/113 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/113 variables, 182/234 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/113 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 6 (OVERLAPS) 0/113 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 182 unsolved
No progress, stopping.
After SMT solving in domain Int declared 113/113 variables, and 234 constraints, problems are : Problem set: 0 solved, 182 unsolved in 2916 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 182/182 constraints, Known Traps: 0/0 constraints]
After SMT, in 4767ms problems are : Problem set: 0 solved, 182 unsolved
Search for dead transitions found 0 dead transitions in 4769ms
Starting structural reductions in SI_LTL mode, iteration 1 : 42/46 places, 184/212 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4897 ms. Remains : 42/46 places, 184/212 transitions.
Stuttering acceptance computed with spot in 137 ms :[(NOT p2), (OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : Szymanski-PT-a10-LTLFireability-06
Stuttering criterion allowed to conclude after 139 steps with 0 reset in 0 ms.
FORMULA Szymanski-PT-a10-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a10-LTLFireability-06 finished in 5049 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||(G((p2&&F(!p0)))&&p1))))'
Support contains 5 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 212/212 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 44 transition count 204
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 44 transition count 204
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 20 place count 44 transition count 188
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 22 place count 42 transition count 180
Iterating global reduction 0 with 2 rules applied. Total rules applied 24 place count 42 transition count 180
Applied a total of 24 rules in 15 ms. Remains 42 /46 variables (removed 4) and now considering 180/212 (removed 32) transitions.
[2024-06-01 22:32:05] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
// Phase 1: matrix 70 rows 42 cols
[2024-06-01 22:32:05] [INFO ] Computed 1 invariants in 1 ms
[2024-06-01 22:32:05] [INFO ] Implicit Places using invariants in 35 ms returned []
[2024-06-01 22:32:05] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
[2024-06-01 22:32:05] [INFO ] Invariant cache hit.
[2024-06-01 22:32:05] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-01 22:32:05] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
[2024-06-01 22:32:05] [INFO ] Redundant transitions in 4 ms returned []
Running 178 sub problems to find dead transitions.
[2024-06-01 22:32:05] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
[2024-06-01 22:32:05] [INFO ] Invariant cache hit.
[2024-06-01 22:32:05] [INFO ] State equation strengthened by 9 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 2 (OVERLAPS) 70/112 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/112 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/112 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 5 (OVERLAPS) 0/112 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 178 unsolved
No progress, stopping.
After SMT solving in domain Real declared 112/112 variables, and 52 constraints, problems are : Problem set: 0 solved, 178 unsolved in 1275 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 178/178 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 178 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 2 (OVERLAPS) 70/112 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/112 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/112 variables, 178/230 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/112 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 6 (OVERLAPS) 0/112 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 178 unsolved
No progress, stopping.
After SMT solving in domain Int declared 112/112 variables, and 230 constraints, problems are : Problem set: 0 solved, 178 unsolved in 2795 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 178/178 constraints, Known Traps: 0/0 constraints]
After SMT, in 4120ms problems are : Problem set: 0 solved, 178 unsolved
Search for dead transitions found 0 dead transitions in 4122ms
Starting structural reductions in SI_LTL mode, iteration 1 : 42/46 places, 180/212 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4246 ms. Remains : 42/46 places, 180/212 transitions.
Stuttering acceptance computed with spot in 75 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : Szymanski-PT-a10-LTLFireability-07
Stuttering criterion allowed to conclude after 1539 steps with 7 reset in 5 ms.
FORMULA Szymanski-PT-a10-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a10-LTLFireability-07 finished in 4338 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 212/212 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 42 transition count 196
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 42 transition count 196
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 24 place count 42 transition count 180
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 26 place count 40 transition count 172
Iterating global reduction 0 with 2 rules applied. Total rules applied 28 place count 40 transition count 172
Applied a total of 28 rules in 15 ms. Remains 40 /46 variables (removed 6) and now considering 172/212 (removed 40) transitions.
[2024-06-01 22:32:09] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
// Phase 1: matrix 68 rows 40 cols
[2024-06-01 22:32:09] [INFO ] Computed 1 invariants in 1 ms
[2024-06-01 22:32:09] [INFO ] Implicit Places using invariants in 43 ms returned []
[2024-06-01 22:32:09] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2024-06-01 22:32:09] [INFO ] Invariant cache hit.
[2024-06-01 22:32:09] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-01 22:32:09] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 127 ms to find 0 implicit places.
[2024-06-01 22:32:09] [INFO ] Redundant transitions in 0 ms returned []
Running 170 sub problems to find dead transitions.
[2024-06-01 22:32:09] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2024-06-01 22:32:09] [INFO ] Invariant cache hit.
[2024-06-01 22:32:09] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (OVERLAPS) 68/108 variables, 40/41 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 9/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 0/108 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 108/108 variables, and 50 constraints, problems are : Problem set: 0 solved, 170 unsolved in 1605 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 40/40 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (OVERLAPS) 68/108 variables, 40/41 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 9/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 170/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/108 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (OVERLAPS) 0/108 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Int declared 108/108 variables, and 220 constraints, problems are : Problem set: 0 solved, 170 unsolved in 2636 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 40/40 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 0/0 constraints]
After SMT, in 4279ms problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 4282ms
Starting structural reductions in SI_LTL mode, iteration 1 : 40/46 places, 172/212 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4429 ms. Remains : 40/46 places, 172/212 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : Szymanski-PT-a10-LTLFireability-08
Stuttering criterion allowed to conclude after 354 steps with 0 reset in 1 ms.
FORMULA Szymanski-PT-a10-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a10-LTLFireability-08 finished in 4480 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&(G(p2)||p1))))'
Support contains 7 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 212/212 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 42 transition count 196
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 42 transition count 196
Applied a total of 8 rules in 2 ms. Remains 42 /46 variables (removed 4) and now considering 196/212 (removed 16) transitions.
[2024-06-01 22:32:13] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2024-06-01 22:32:13] [INFO ] Computed 1 invariants in 2 ms
[2024-06-01 22:32:13] [INFO ] Implicit Places using invariants in 37 ms returned []
[2024-06-01 22:32:13] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2024-06-01 22:32:13] [INFO ] Invariant cache hit.
[2024-06-01 22:32:13] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-01 22:32:13] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2024-06-01 22:32:13] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2024-06-01 22:32:13] [INFO ] Invariant cache hit.
[2024-06-01 22:32:13] [INFO ] State equation strengthened by 9 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (OVERLAPS) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 116/116 variables, and 52 constraints, problems are : Problem set: 0 solved, 194 unsolved in 1300 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 194 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 194/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (OVERLAPS) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 116/116 variables, and 246 constraints, problems are : Problem set: 0 solved, 194 unsolved in 2829 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints]
After SMT, in 4185ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 4187ms
Starting structural reductions in LTL mode, iteration 1 : 42/46 places, 196/212 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4285 ms. Remains : 42/46 places, 196/212 transitions.
Stuttering acceptance computed with spot in 171 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (NOT p0), (NOT p2)]
Running random walk in product with property : Szymanski-PT-a10-LTLFireability-11
Product exploration explored 100000 steps with 50000 reset in 91 ms.
Product exploration explored 100000 steps with 50000 reset in 97 ms.
Computed a total of 8 stabilizing places and 32 stable transitions
Computed a total of 8 stabilizing places and 32 stable transitions
Knowledge obtained : [(AND p1 (NOT p2) p0), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))), (X p0), (X p1), (X (X p0)), (X (X (NOT p2)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 17 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Szymanski-PT-a10-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Szymanski-PT-a10-LTLFireability-11 finished in 4680 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||((!p1 U (p2||G(!p1))) U ((!p0&&(!p1 U (p2||G(!p1))))||G((!p1 U (p2||G(!p1))))))))'
Support contains 5 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 212/212 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 42 transition count 196
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 42 transition count 196
Applied a total of 8 rules in 5 ms. Remains 42 /46 variables (removed 4) and now considering 196/212 (removed 16) transitions.
[2024-06-01 22:32:18] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2024-06-01 22:32:18] [INFO ] Invariant cache hit.
[2024-06-01 22:32:18] [INFO ] Implicit Places using invariants in 38 ms returned []
[2024-06-01 22:32:18] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2024-06-01 22:32:18] [INFO ] Invariant cache hit.
[2024-06-01 22:32:18] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-01 22:32:18] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2024-06-01 22:32:18] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2024-06-01 22:32:18] [INFO ] Invariant cache hit.
[2024-06-01 22:32:18] [INFO ] State equation strengthened by 9 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (OVERLAPS) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 116/116 variables, and 52 constraints, problems are : Problem set: 0 solved, 194 unsolved in 1383 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 194 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 194/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (OVERLAPS) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 116/116 variables, and 246 constraints, problems are : Problem set: 0 solved, 194 unsolved in 2811 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints]
After SMT, in 4245ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 4246ms
Starting structural reductions in LTL mode, iteration 1 : 42/46 places, 196/212 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4355 ms. Remains : 42/46 places, 196/212 transitions.
Stuttering acceptance computed with spot in 151 ms :[true, (NOT p0), (AND (NOT p0) p1 (NOT p2)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2))]
Running random walk in product with property : Szymanski-PT-a10-LTLFireability-13
Entered a terminal (fully accepting) state of product in 156 steps with 4 reset in 1 ms.
FORMULA Szymanski-PT-a10-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a10-LTLFireability-13 finished in 4524 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((p0||G(p1)))))'
Support contains 3 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 212/212 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 43 transition count 200
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 43 transition count 200
Applied a total of 6 rules in 6 ms. Remains 43 /46 variables (removed 3) and now considering 200/212 (removed 12) transitions.
[2024-06-01 22:32:23] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
// Phase 1: matrix 75 rows 43 cols
[2024-06-01 22:32:23] [INFO ] Computed 1 invariants in 1 ms
[2024-06-01 22:32:23] [INFO ] Implicit Places using invariants in 38 ms returned []
[2024-06-01 22:32:23] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2024-06-01 22:32:23] [INFO ] Invariant cache hit.
[2024-06-01 22:32:23] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-01 22:32:23] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
Running 198 sub problems to find dead transitions.
[2024-06-01 22:32:23] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2024-06-01 22:32:23] [INFO ] Invariant cache hit.
[2024-06-01 22:32:23] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (OVERLAPS) 75/118 variables, 43/44 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 9/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 0/118 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 118/118 variables, and 53 constraints, problems are : Problem set: 0 solved, 198 unsolved in 1978 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (OVERLAPS) 75/118 variables, 43/44 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 9/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 198/251 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/118 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (OVERLAPS) 0/118 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Int declared 118/118 variables, and 251 constraints, problems are : Problem set: 0 solved, 198 unsolved in 2877 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints]
After SMT, in 4899ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 4902ms
Starting structural reductions in LTL mode, iteration 1 : 43/46 places, 200/212 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5005 ms. Remains : 43/46 places, 200/212 transitions.
Stuttering acceptance computed with spot in 130 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Szymanski-PT-a10-LTLFireability-14
Entered a terminal (fully accepting) state of product in 1048 steps with 5 reset in 7 ms.
FORMULA Szymanski-PT-a10-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a10-LTLFireability-14 finished in 5158 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 212/212 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 42 transition count 196
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 42 transition count 196
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 24 place count 42 transition count 180
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 26 place count 40 transition count 172
Iterating global reduction 0 with 2 rules applied. Total rules applied 28 place count 40 transition count 172
Applied a total of 28 rules in 10 ms. Remains 40 /46 variables (removed 6) and now considering 172/212 (removed 40) transitions.
[2024-06-01 22:32:28] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
// Phase 1: matrix 68 rows 40 cols
[2024-06-01 22:32:28] [INFO ] Computed 1 invariants in 0 ms
[2024-06-01 22:32:28] [INFO ] Implicit Places using invariants in 33 ms returned []
[2024-06-01 22:32:28] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2024-06-01 22:32:28] [INFO ] Invariant cache hit.
[2024-06-01 22:32:28] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-01 22:32:28] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
[2024-06-01 22:32:28] [INFO ] Redundant transitions in 0 ms returned []
Running 170 sub problems to find dead transitions.
[2024-06-01 22:32:28] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2024-06-01 22:32:28] [INFO ] Invariant cache hit.
[2024-06-01 22:32:28] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (OVERLAPS) 68/108 variables, 40/41 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 9/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 0/108 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 108/108 variables, and 50 constraints, problems are : Problem set: 0 solved, 170 unsolved in 1667 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 40/40 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (OVERLAPS) 68/108 variables, 40/41 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 9/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 170/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/108 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (OVERLAPS) 0/108 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Int declared 108/108 variables, and 220 constraints, problems are : Problem set: 0 solved, 170 unsolved in 2489 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 40/40 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 0/0 constraints]
After SMT, in 4196ms problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 4198ms
Starting structural reductions in SI_LTL mode, iteration 1 : 40/46 places, 172/212 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4301 ms. Remains : 40/46 places, 172/212 transitions.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : Szymanski-PT-a10-LTLFireability-15
Stuttering criterion allowed to conclude after 279 steps with 3 reset in 2 ms.
FORMULA Szymanski-PT-a10-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a10-LTLFireability-15 finished in 4351 ms.
All properties solved by simple procedures.
Total runtime 62314 ms.
ITS solved all properties within timeout

BK_STOP 1717281152630

--------------------
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="Szymanski-PT-a10"
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 Szymanski-PT-a10, 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 r536-tall-171690533300844"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-a10.tgz
mv Szymanski-PT-a10 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 ;