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.r553-tall-171734900800076.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 CO4-PT-10, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r553-tall-171734900800076
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 556K
-rw-r--r-- 1 mcc users 6.3K Jun 2 17:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Jun 2 17:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Jun 2 17:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 68K Jun 2 17:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Jun 2 17:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Jun 2 17:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Jun 2 17:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Jun 2 17:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 2 16:33 NewModel
-rw-r--r-- 1 mcc users 9.8K Jun 2 17:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Jun 2 17:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Jun 2 17:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 67K Jun 2 17:16 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Jun 2 17:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Jun 2 17:12 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 equiv_col
-rw-r--r-- 1 mcc users 3 Jun 2 16:33 instance
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 iscolored
-rw-r--r-- 1 mcc users 132K Jun 2 16:33 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME CO4-PT-10-LTLFireability-00
FORMULA_NAME CO4-PT-10-LTLFireability-01
FORMULA_NAME CO4-PT-10-LTLFireability-02
FORMULA_NAME CO4-PT-10-LTLFireability-03
FORMULA_NAME CO4-PT-10-LTLFireability-04
FORMULA_NAME CO4-PT-10-LTLFireability-05
FORMULA_NAME CO4-PT-10-LTLFireability-06
FORMULA_NAME CO4-PT-10-LTLFireability-07
FORMULA_NAME CO4-PT-10-LTLFireability-08
FORMULA_NAME CO4-PT-10-LTLFireability-09
FORMULA_NAME CO4-PT-10-LTLFireability-10
FORMULA_NAME CO4-PT-10-LTLFireability-11
FORMULA_NAME CO4-PT-10-LTLFireability-12
FORMULA_NAME CO4-PT-10-LTLFireability-13
FORMULA_NAME CO4-PT-10-LTLFireability-14
FORMULA_NAME CO4-PT-10-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717351552137

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CO4-PT-10
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-02 18:05:53] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-02 18:05:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-02 18:05:53] [INFO ] Load time of PNML (sax parser for PT used): 83 ms
[2024-06-02 18:05:53] [INFO ] Transformed 544 places.
[2024-06-02 18:05:53] [INFO ] Transformed 615 transitions.
[2024-06-02 18:05:53] [INFO ] Found NUPN structural information;
[2024-06-02 18:05:53] [INFO ] Parsed PT model containing 544 places and 615 transitions and 1338 arcs in 192 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 6 formulas.
Deduced a syphon composed of 157 places in 14 ms
Reduce places removed 157 places and 177 transitions.
FORMULA CO4-PT-10-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-10-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-10-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-10-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-10-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-10-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-10-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-10-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 22 out of 387 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 387/387 places, 438/438 transitions.
Reduce places removed 12 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 15 place count 375 transition count 435
Discarding 61 places :
Symmetric choice reduction at 1 with 61 rule applications. Total rules 76 place count 314 transition count 372
Iterating global reduction 1 with 61 rules applied. Total rules applied 137 place count 314 transition count 372
Discarding 45 places :
Symmetric choice reduction at 1 with 45 rule applications. Total rules 182 place count 269 transition count 327
Iterating global reduction 1 with 45 rules applied. Total rules applied 227 place count 269 transition count 327
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 229 place count 269 transition count 325
Discarding 23 places :
Symmetric choice reduction at 2 with 23 rule applications. Total rules 252 place count 246 transition count 302
Iterating global reduction 2 with 23 rules applied. Total rules applied 275 place count 246 transition count 302
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 289 place count 232 transition count 288
Iterating global reduction 2 with 14 rules applied. Total rules applied 303 place count 232 transition count 288
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 305 place count 232 transition count 286
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 311 place count 226 transition count 280
Iterating global reduction 3 with 6 rules applied. Total rules applied 317 place count 226 transition count 280
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 319 place count 224 transition count 278
Iterating global reduction 3 with 2 rules applied. Total rules applied 321 place count 224 transition count 278
Applied a total of 321 rules in 102 ms. Remains 224 /387 variables (removed 163) and now considering 278/438 (removed 160) transitions.
// Phase 1: matrix 278 rows 224 cols
[2024-06-02 18:05:53] [INFO ] Computed 4 invariants in 21 ms
[2024-06-02 18:05:54] [INFO ] Implicit Places using invariants in 213 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 239 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 223/387 places, 278/438 transitions.
Applied a total of 0 rules in 4 ms. Remains 223 /223 variables (removed 0) and now considering 278/278 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 357 ms. Remains : 223/387 places, 278/438 transitions.
Support contains 22 out of 223 places after structural reductions.
[2024-06-02 18:05:54] [INFO ] Flatten gal took : 39 ms
[2024-06-02 18:05:54] [INFO ] Flatten gal took : 16 ms
[2024-06-02 18:05:54] [INFO ] Input system was already deterministic with 278 transitions.
Support contains 21 out of 223 places (down from 22) after GAL structural reductions.
RANDOM walk for 40000 steps (41 resets) in 1281 ms. (31 steps per ms) remains 17/20 properties
BEST_FIRST walk for 4003 steps (38 resets) in 34 ms. (114 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (39 resets) in 24 ms. (160 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4001 steps (28 resets) in 47 ms. (83 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4002 steps (34 resets) in 66 ms. (59 steps per ms) remains 16/17 properties
BEST_FIRST walk for 4003 steps (33 resets) in 47 ms. (83 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (20 resets) in 17 ms. (222 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (37 resets) in 50 ms. (78 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (21 resets) in 20 ms. (190 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (21 resets) in 19 ms. (200 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (29 resets) in 23 ms. (166 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (33 resets) in 12 ms. (307 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (29 resets) in 18 ms. (210 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4000 steps (24 resets) in 14 ms. (266 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (29 resets) in 29 ms. (133 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4000 steps (28 resets) in 17 ms. (222 steps per ms) remains 15/16 properties
BEST_FIRST walk for 4002 steps (36 resets) in 14 ms. (266 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4001 steps (28 resets) in 13 ms. (285 steps per ms) remains 15/15 properties
// Phase 1: matrix 278 rows 223 cols
[2024-06-02 18:05:54] [INFO ] Computed 3 invariants in 6 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 61/77 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/77 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 160/237 variables, 70/86 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 11/248 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/248 variables, 2/89 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/248 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 9/257 variables, 2/91 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/257 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (OVERLAPS) 156/413 variables, 83/174 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/413 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 12 (OVERLAPS) 59/472 variables, 35/209 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/472 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 14 (OVERLAPS) 19/491 variables, 11/220 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/491 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 16 (OVERLAPS) 9/500 variables, 5/225 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/500 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 18 (OVERLAPS) 1/501 variables, 1/226 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/501 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 20 (OVERLAPS) 0/501 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 501/501 variables, and 226 constraints, problems are : Problem set: 0 solved, 15 unsolved in 1109 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 223/223 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 61/77 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/77 variables, 2/18 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 160/237 variables, 70/88 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 13/101 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/237 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 11/248 variables, 1/102 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/248 variables, 2/104 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/248 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (OVERLAPS) 9/257 variables, 2/106 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/257 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 12 (OVERLAPS) 156/413 variables, 83/189 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/413 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 14 (OVERLAPS) 59/472 variables, 35/224 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/472 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 16 (OVERLAPS) 19/491 variables, 11/235 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/491 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 18 (OVERLAPS) 9/500 variables, 5/240 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/500 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 20 (OVERLAPS) 1/501 variables, 1/241 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/501 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 22 (OVERLAPS) 0/501 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 501/501 variables, and 241 constraints, problems are : Problem set: 0 solved, 15 unsolved in 1611 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 223/223 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints]
After SMT, in 2764ms problems are : Problem set: 0 solved, 15 unsolved
Finished Parikh walk after 278 steps, including 3 resets, run visited all 1 properties in 1 ms. (steps per millisecond=278 )
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 )
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 15 properties in 657 ms.
FORMULA CO4-PT-10-LTLFireability-03 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 14 stabilizing places and 16 stable transitions
Graph (complete) has 348 edges and 223 vertex of which 217 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.4 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(((p1 U X(G(p2)))||p0)))'
Support contains 3 out of 223 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 223/223 places, 278/278 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 215 transition count 270
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 215 transition count 270
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 17 place count 215 transition count 269
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 20 place count 212 transition count 266
Iterating global reduction 1 with 3 rules applied. Total rules applied 23 place count 212 transition count 266
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 25 place count 210 transition count 264
Iterating global reduction 1 with 2 rules applied. Total rules applied 27 place count 210 transition count 264
Applied a total of 27 rules in 13 ms. Remains 210 /223 variables (removed 13) and now considering 264/278 (removed 14) transitions.
// Phase 1: matrix 264 rows 210 cols
[2024-06-02 18:05:58] [INFO ] Computed 3 invariants in 1 ms
[2024-06-02 18:05:58] [INFO ] Implicit Places using invariants in 64 ms returned []
[2024-06-02 18:05:58] [INFO ] Invariant cache hit.
[2024-06-02 18:05:59] [INFO ] Implicit Places using invariants and state equation in 291 ms returned []
Implicit Place search using SMT with State Equation took 357 ms to find 0 implicit places.
Running 263 sub problems to find dead transitions.
[2024-06-02 18:05:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/209 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (OVERLAPS) 1/210 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/210 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 264/474 variables, 210/213 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-06-02 18:06:03] [INFO ] Deduced a trap composed of 16 places in 74 ms of which 15 ms to minimize.
[2024-06-02 18:06:03] [INFO ] Deduced a trap composed of 15 places in 57 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/474 variables, 2/215 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/474 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (OVERLAPS) 0/474 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 474/474 variables, and 215 constraints, problems are : Problem set: 0 solved, 263 unsolved in 10705 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 210/210 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/209 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (OVERLAPS) 1/210 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/210 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 264/474 variables, 210/215 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/474 variables, 263/478 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/474 variables, 0/478 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/474 variables, 0/478 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 474/474 variables, and 478 constraints, problems are : Problem set: 0 solved, 263 unsolved in 14974 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 210/210 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
After SMT, in 25760ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 25764ms
Starting structural reductions in LTL mode, iteration 1 : 210/223 places, 264/278 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 26137 ms. Remains : 210/223 places, 264/278 transitions.
Stuttering acceptance computed with spot in 302 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), (NOT p2), true]
Running random walk in product with property : CO4-PT-10-LTLFireability-04
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 2 ms.
FORMULA CO4-PT-10-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-10-LTLFireability-04 finished in 26497 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))&&(p1 U X(p2))))'
Support contains 4 out of 223 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 223/223 places, 278/278 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 213 transition count 268
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 213 transition count 268
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 213 transition count 267
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 24 place count 210 transition count 264
Iterating global reduction 1 with 3 rules applied. Total rules applied 27 place count 210 transition count 264
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 29 place count 208 transition count 262
Iterating global reduction 1 with 2 rules applied. Total rules applied 31 place count 208 transition count 262
Applied a total of 31 rules in 12 ms. Remains 208 /223 variables (removed 15) and now considering 262/278 (removed 16) transitions.
// Phase 1: matrix 262 rows 208 cols
[2024-06-02 18:06:25] [INFO ] Computed 3 invariants in 1 ms
[2024-06-02 18:06:25] [INFO ] Implicit Places using invariants in 48 ms returned []
[2024-06-02 18:06:25] [INFO ] Invariant cache hit.
[2024-06-02 18:06:25] [INFO ] Implicit Places using invariants and state equation in 146 ms returned []
Implicit Place search using SMT with State Equation took 196 ms to find 0 implicit places.
Running 261 sub problems to find dead transitions.
[2024-06-02 18:06:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/207 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 1 (OVERLAPS) 1/208 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/208 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 3 (OVERLAPS) 262/470 variables, 208/211 constraints. Problems are: Problem set: 0 solved, 261 unsolved
[2024-06-02 18:06:29] [INFO ] Deduced a trap composed of 15 places in 53 ms of which 2 ms to minimize.
[2024-06-02 18:06:29] [INFO ] Deduced a trap composed of 15 places in 62 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/470 variables, 2/213 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/470 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 6 (OVERLAPS) 0/470 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 261 unsolved
No progress, stopping.
After SMT solving in domain Real declared 470/470 variables, and 213 constraints, problems are : Problem set: 0 solved, 261 unsolved in 10631 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 208/208 constraints, PredecessorRefiner: 261/261 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 261 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/207 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 1 (OVERLAPS) 1/208 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/208 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/208 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 4 (OVERLAPS) 262/470 variables, 208/213 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/470 variables, 261/474 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/470 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 261 unsolved
At refinement iteration 7 (OVERLAPS) 0/470 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 261 unsolved
No progress, stopping.
After SMT solving in domain Int declared 470/470 variables, and 474 constraints, problems are : Problem set: 0 solved, 261 unsolved in 11538 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 208/208 constraints, PredecessorRefiner: 261/261 constraints, Known Traps: 2/2 constraints]
After SMT, in 22215ms problems are : Problem set: 0 solved, 261 unsolved
Search for dead transitions found 0 dead transitions in 22219ms
Starting structural reductions in LTL mode, iteration 1 : 208/223 places, 262/278 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 22429 ms. Remains : 208/223 places, 262/278 transitions.
Stuttering acceptance computed with spot in 164 ms :[(OR (NOT p0) (NOT p2)), (NOT p0), (NOT p2), (NOT p2), true]
Running random walk in product with property : CO4-PT-10-LTLFireability-05
Entered a terminal (fully accepting) state of product in 26 steps with 1 reset in 1 ms.
FORMULA CO4-PT-10-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-10-LTLFireability-05 finished in 22616 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&X(F(p1)))))'
Support contains 3 out of 223 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 223/223 places, 278/278 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 212 transition count 267
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 212 transition count 267
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 23 place count 212 transition count 266
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 27 place count 208 transition count 262
Iterating global reduction 1 with 4 rules applied. Total rules applied 31 place count 208 transition count 262
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 32 place count 208 transition count 261
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 35 place count 205 transition count 258
Iterating global reduction 2 with 3 rules applied. Total rules applied 38 place count 205 transition count 258
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 39 place count 204 transition count 257
Iterating global reduction 2 with 1 rules applied. Total rules applied 40 place count 204 transition count 257
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 41 place count 204 transition count 256
Applied a total of 41 rules in 18 ms. Remains 204 /223 variables (removed 19) and now considering 256/278 (removed 22) transitions.
// Phase 1: matrix 256 rows 204 cols
[2024-06-02 18:06:47] [INFO ] Computed 3 invariants in 2 ms
[2024-06-02 18:06:47] [INFO ] Implicit Places using invariants in 58 ms returned []
[2024-06-02 18:06:47] [INFO ] Invariant cache hit.
[2024-06-02 18:06:47] [INFO ] Implicit Places using invariants and state equation in 113 ms returned []
Implicit Place search using SMT with State Equation took 173 ms to find 0 implicit places.
Running 255 sub problems to find dead transitions.
[2024-06-02 18:06:47] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/203 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 1 (OVERLAPS) 1/204 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/204 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 3 (OVERLAPS) 256/460 variables, 204/207 constraints. Problems are: Problem set: 0 solved, 255 unsolved
[2024-06-02 18:06:51] [INFO ] Deduced a trap composed of 15 places in 58 ms of which 1 ms to minimize.
[2024-06-02 18:06:51] [INFO ] Deduced a trap composed of 15 places in 62 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/460 variables, 2/209 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/460 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 6 (OVERLAPS) 0/460 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 255 unsolved
No progress, stopping.
After SMT solving in domain Real declared 460/460 variables, and 209 constraints, problems are : Problem set: 0 solved, 255 unsolved in 9961 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 204/204 constraints, PredecessorRefiner: 255/255 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 255 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/203 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 1 (OVERLAPS) 1/204 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/204 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/204 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 4 (OVERLAPS) 256/460 variables, 204/209 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/460 variables, 255/464 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/460 variables, 0/464 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 7 (OVERLAPS) 0/460 variables, 0/464 constraints. Problems are: Problem set: 0 solved, 255 unsolved
No progress, stopping.
After SMT solving in domain Int declared 460/460 variables, and 464 constraints, problems are : Problem set: 0 solved, 255 unsolved in 14700 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 204/204 constraints, PredecessorRefiner: 255/255 constraints, Known Traps: 2/2 constraints]
After SMT, in 24696ms problems are : Problem set: 0 solved, 255 unsolved
Search for dead transitions found 0 dead transitions in 24699ms
Starting structural reductions in LTL mode, iteration 1 : 204/223 places, 256/278 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 24891 ms. Remains : 204/223 places, 256/278 transitions.
Stuttering acceptance computed with spot in 135 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : CO4-PT-10-LTLFireability-07
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA CO4-PT-10-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-10-LTLFireability-07 finished in 25042 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&&X(G(p1))))) U (p2&&X(G((p0&&X(G(p1)))))))))'
Support contains 4 out of 223 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 223/223 places, 278/278 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 213 transition count 268
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 213 transition count 268
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 213 transition count 267
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 24 place count 210 transition count 264
Iterating global reduction 1 with 3 rules applied. Total rules applied 27 place count 210 transition count 264
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 28 place count 210 transition count 263
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 30 place count 208 transition count 261
Iterating global reduction 2 with 2 rules applied. Total rules applied 32 place count 208 transition count 261
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 33 place count 207 transition count 260
Iterating global reduction 2 with 1 rules applied. Total rules applied 34 place count 207 transition count 260
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 35 place count 207 transition count 259
Applied a total of 35 rules in 13 ms. Remains 207 /223 variables (removed 16) and now considering 259/278 (removed 19) transitions.
// Phase 1: matrix 259 rows 207 cols
[2024-06-02 18:07:12] [INFO ] Computed 3 invariants in 2 ms
[2024-06-02 18:07:12] [INFO ] Implicit Places using invariants in 50 ms returned []
[2024-06-02 18:07:12] [INFO ] Invariant cache hit.
[2024-06-02 18:07:12] [INFO ] Implicit Places using invariants and state equation in 116 ms returned []
Implicit Place search using SMT with State Equation took 177 ms to find 0 implicit places.
Running 258 sub problems to find dead transitions.
[2024-06-02 18:07:12] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/206 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 1 (OVERLAPS) 1/207 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/207 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 3 (OVERLAPS) 259/466 variables, 207/210 constraints. Problems are: Problem set: 0 solved, 258 unsolved
[2024-06-02 18:07:17] [INFO ] Deduced a trap composed of 16 places in 55 ms of which 1 ms to minimize.
[2024-06-02 18:07:17] [INFO ] Deduced a trap composed of 15 places in 52 ms of which 3 ms to minimize.
[2024-06-02 18:07:17] [INFO ] Deduced a trap composed of 15 places in 46 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/466 variables, 3/213 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/466 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 6 (OVERLAPS) 0/466 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 258 unsolved
No progress, stopping.
After SMT solving in domain Real declared 466/466 variables, and 213 constraints, problems are : Problem set: 0 solved, 258 unsolved in 10362 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 207/207 constraints, PredecessorRefiner: 258/258 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 258 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/206 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 1 (OVERLAPS) 1/207 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/207 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/207 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 4 (OVERLAPS) 259/466 variables, 207/213 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/466 variables, 258/471 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/466 variables, 0/471 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 7 (OVERLAPS) 0/466 variables, 0/471 constraints. Problems are: Problem set: 0 solved, 258 unsolved
No progress, stopping.
After SMT solving in domain Int declared 466/466 variables, and 471 constraints, problems are : Problem set: 0 solved, 258 unsolved in 12730 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 207/207 constraints, PredecessorRefiner: 258/258 constraints, Known Traps: 3/3 constraints]
After SMT, in 23127ms problems are : Problem set: 0 solved, 258 unsolved
Search for dead transitions found 0 dead transitions in 23130ms
Starting structural reductions in LTL mode, iteration 1 : 207/223 places, 259/278 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 23322 ms. Remains : 207/223 places, 259/278 transitions.
Stuttering acceptance computed with spot in 174 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : CO4-PT-10-LTLFireability-10
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA CO4-PT-10-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-10-LTLFireability-10 finished in 23518 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)||F(G(p1))))))'
Support contains 2 out of 223 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 223/223 places, 278/278 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 213 transition count 268
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 213 transition count 268
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 213 transition count 267
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 24 place count 210 transition count 264
Iterating global reduction 1 with 3 rules applied. Total rules applied 27 place count 210 transition count 264
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 28 place count 210 transition count 263
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 30 place count 208 transition count 261
Iterating global reduction 2 with 2 rules applied. Total rules applied 32 place count 208 transition count 261
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 33 place count 207 transition count 260
Iterating global reduction 2 with 1 rules applied. Total rules applied 34 place count 207 transition count 260
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 35 place count 207 transition count 259
Applied a total of 35 rules in 15 ms. Remains 207 /223 variables (removed 16) and now considering 259/278 (removed 19) transitions.
// Phase 1: matrix 259 rows 207 cols
[2024-06-02 18:07:36] [INFO ] Computed 3 invariants in 1 ms
[2024-06-02 18:07:36] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-06-02 18:07:36] [INFO ] Invariant cache hit.
[2024-06-02 18:07:36] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
Running 258 sub problems to find dead transitions.
[2024-06-02 18:07:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/206 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 1 (OVERLAPS) 1/207 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/207 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 3 (OVERLAPS) 259/466 variables, 207/210 constraints. Problems are: Problem set: 0 solved, 258 unsolved
[2024-06-02 18:07:40] [INFO ] Deduced a trap composed of 15 places in 51 ms of which 2 ms to minimize.
[2024-06-02 18:07:40] [INFO ] Deduced a trap composed of 15 places in 51 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/466 variables, 2/212 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/466 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 6 (OVERLAPS) 0/466 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 258 unsolved
No progress, stopping.
After SMT solving in domain Real declared 466/466 variables, and 212 constraints, problems are : Problem set: 0 solved, 258 unsolved in 10227 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 207/207 constraints, PredecessorRefiner: 258/258 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 258 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/206 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 1 (OVERLAPS) 1/207 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/207 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/207 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 4 (OVERLAPS) 259/466 variables, 207/212 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/466 variables, 258/470 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/466 variables, 0/470 constraints. Problems are: Problem set: 0 solved, 258 unsolved
At refinement iteration 7 (OVERLAPS) 0/466 variables, 0/470 constraints. Problems are: Problem set: 0 solved, 258 unsolved
No progress, stopping.
After SMT solving in domain Int declared 466/466 variables, and 470 constraints, problems are : Problem set: 0 solved, 258 unsolved in 12078 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 207/207 constraints, PredecessorRefiner: 258/258 constraints, Known Traps: 2/2 constraints]
After SMT, in 22339ms problems are : Problem set: 0 solved, 258 unsolved
Search for dead transitions found 0 dead transitions in 22342ms
Starting structural reductions in LTL mode, iteration 1 : 207/223 places, 259/278 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 22514 ms. Remains : 207/223 places, 259/278 transitions.
Stuttering acceptance computed with spot in 156 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CO4-PT-10-LTLFireability-11
Stuttering criterion allowed to conclude after 20 steps with 0 reset in 2 ms.
FORMULA CO4-PT-10-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-10-LTLFireability-11 finished in 22686 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&F(p1)))'
Support contains 2 out of 223 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 223/223 places, 278/278 transitions.
Graph (trivial) has 229 edges and 223 vertex of which 3 / 223 are part of one of the 1 SCC in 4 ms
Free SCC test removed 2 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Graph (complete) has 346 edges and 221 vertex of which 215 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.3 ms
Discarding 6 places :
Also discarding 7 output transitions
Drop transitions (Output transitions of discarded places.) removed 7 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 88 transitions
Trivial Post-agglo rules discarded 88 transitions
Performed 88 trivial Post agglomeration. Transition count delta: 88
Iterating post reduction 0 with 88 rules applied. Total rules applied 90 place count 214 transition count 180
Reduce places removed 88 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 90 rules applied. Total rules applied 180 place count 126 transition count 178
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 182 place count 124 transition count 178
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 20 Pre rules applied. Total rules applied 182 place count 124 transition count 158
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 3 with 40 rules applied. Total rules applied 222 place count 104 transition count 158
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 225 place count 101 transition count 155
Iterating global reduction 3 with 3 rules applied. Total rules applied 228 place count 101 transition count 155
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 229 place count 101 transition count 154
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 229 place count 101 transition count 153
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 231 place count 100 transition count 153
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 233 place count 98 transition count 151
Iterating global reduction 4 with 2 rules applied. Total rules applied 235 place count 98 transition count 151
Performed 37 Post agglomeration using F-continuation condition with reduction of 9 identical transitions.
Deduced a syphon composed of 37 places in 0 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 4 with 74 rules applied. Total rules applied 309 place count 61 transition count 105
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 312 place count 61 transition count 102
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 314 place count 59 transition count 100
Iterating global reduction 5 with 2 rules applied. Total rules applied 316 place count 59 transition count 100
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 5 with 28 rules applied. Total rules applied 344 place count 45 transition count 101
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 5 with 7 rules applied. Total rules applied 351 place count 45 transition count 94
Discarding 11 places :
Symmetric choice reduction at 6 with 11 rule applications. Total rules 362 place count 34 transition count 72
Iterating global reduction 6 with 11 rules applied. Total rules applied 373 place count 34 transition count 72
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 379 place count 34 transition count 66
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 382 place count 31 transition count 57
Iterating global reduction 7 with 3 rules applied. Total rules applied 385 place count 31 transition count 57
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 386 place count 31 transition count 56
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 388 place count 30 transition count 64
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 8 with 16 rules applied. Total rules applied 404 place count 30 transition count 48
Partial Post-agglomeration rule applied 4 times.
Drop transitions (Partial Post agglomeration) removed 4 transitions
Iterating global reduction 8 with 4 rules applied. Total rules applied 408 place count 30 transition count 48
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 410 place count 28 transition count 46
Applied a total of 410 rules in 62 ms. Remains 28 /223 variables (removed 195) and now considering 46/278 (removed 232) transitions.
[2024-06-02 18:07:59] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
// Phase 1: matrix 44 rows 28 cols
[2024-06-02 18:07:59] [INFO ] Computed 3 invariants in 0 ms
[2024-06-02 18:07:59] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-06-02 18:07:59] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
[2024-06-02 18:07:59] [INFO ] Invariant cache hit.
[2024-06-02 18:07:59] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-06-02 18:07:59] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
[2024-06-02 18:07:59] [INFO ] Redundant transitions in 0 ms returned []
Running 36 sub problems to find dead transitions.
[2024-06-02 18:07:59] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
[2024-06-02 18:07:59] [INFO ] Invariant cache hit.
[2024-06-02 18:07:59] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 43/71 variables, 28/31 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/71 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (OVERLAPS) 1/72 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/72 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (OVERLAPS) 0/72 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Real declared 72/72 variables, and 33 constraints, problems are : Problem set: 0 solved, 36 unsolved in 366 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 28/28 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 36 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 43/71 variables, 28/31 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/71 variables, 36/68 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/71 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (OVERLAPS) 1/72 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 8 (OVERLAPS) 0/72 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Int declared 72/72 variables, and 69 constraints, problems are : Problem set: 0 solved, 36 unsolved in 358 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 28/28 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
After SMT, in 736ms problems are : Problem set: 0 solved, 36 unsolved
Search for dead transitions found 0 dead transitions in 737ms
Starting structural reductions in SI_LTL mode, iteration 1 : 28/223 places, 46/278 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 870 ms. Remains : 28/223 places, 46/278 transitions.
Stuttering acceptance computed with spot in 98 ms :[(NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : CO4-PT-10-LTLFireability-12
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 0 ms.
FORMULA CO4-PT-10-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-10-LTLFireability-12 finished in 978 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 U G(p1)))&&(G(p2)||F(p3))))'
Support contains 3 out of 223 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 223/223 places, 278/278 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 214 transition count 269
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 214 transition count 269
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 19 place count 214 transition count 268
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 23 place count 210 transition count 264
Iterating global reduction 1 with 4 rules applied. Total rules applied 27 place count 210 transition count 264
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 28 place count 210 transition count 263
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 31 place count 207 transition count 260
Iterating global reduction 2 with 3 rules applied. Total rules applied 34 place count 207 transition count 260
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 35 place count 206 transition count 259
Iterating global reduction 2 with 1 rules applied. Total rules applied 36 place count 206 transition count 259
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 37 place count 206 transition count 258
Applied a total of 37 rules in 14 ms. Remains 206 /223 variables (removed 17) and now considering 258/278 (removed 20) transitions.
// Phase 1: matrix 258 rows 206 cols
[2024-06-02 18:07:59] [INFO ] Computed 3 invariants in 0 ms
[2024-06-02 18:08:00] [INFO ] Implicit Places using invariants in 44 ms returned []
[2024-06-02 18:08:00] [INFO ] Invariant cache hit.
[2024-06-02 18:08:00] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 145 ms to find 0 implicit places.
Running 257 sub problems to find dead transitions.
[2024-06-02 18:08:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/205 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 257 unsolved
At refinement iteration 1 (OVERLAPS) 1/206 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 257 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/206 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 257 unsolved
At refinement iteration 3 (OVERLAPS) 258/464 variables, 206/209 constraints. Problems are: Problem set: 0 solved, 257 unsolved
[2024-06-02 18:08:04] [INFO ] Deduced a trap composed of 15 places in 58 ms of which 1 ms to minimize.
[2024-06-02 18:08:04] [INFO ] Deduced a trap composed of 15 places in 46 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/464 variables, 2/211 constraints. Problems are: Problem set: 0 solved, 257 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/464 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 257 unsolved
At refinement iteration 6 (OVERLAPS) 0/464 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 257 unsolved
No progress, stopping.
After SMT solving in domain Real declared 464/464 variables, and 211 constraints, problems are : Problem set: 0 solved, 257 unsolved in 10071 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 206/206 constraints, PredecessorRefiner: 257/257 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 257 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/205 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 257 unsolved
At refinement iteration 1 (OVERLAPS) 1/206 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 257 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/206 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 257 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 257 unsolved
At refinement iteration 4 (OVERLAPS) 258/464 variables, 206/211 constraints. Problems are: Problem set: 0 solved, 257 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/464 variables, 257/468 constraints. Problems are: Problem set: 0 solved, 257 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/464 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 257 unsolved
At refinement iteration 7 (OVERLAPS) 0/464 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 257 unsolved
No progress, stopping.
After SMT solving in domain Int declared 464/464 variables, and 468 constraints, problems are : Problem set: 0 solved, 257 unsolved in 12371 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 206/206 constraints, PredecessorRefiner: 257/257 constraints, Known Traps: 2/2 constraints]
After SMT, in 22477ms problems are : Problem set: 0 solved, 257 unsolved
Search for dead transitions found 0 dead transitions in 22480ms
Starting structural reductions in LTL mode, iteration 1 : 206/223 places, 258/278 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 22640 ms. Remains : 206/223 places, 258/278 transitions.
Stuttering acceptance computed with spot in 206 ms :[(OR (NOT p1) (AND (NOT p2) (NOT p3))), (NOT p1), (NOT p3), (AND (NOT p3) (NOT p2)), true, (NOT p1)]
Running random walk in product with property : CO4-PT-10-LTLFireability-15
Product exploration explored 100000 steps with 0 reset in 153 ms.
Product exploration explored 100000 steps with 0 reset in 102 ms.
Computed a total of 11 stabilizing places and 13 stable transitions
Graph (complete) has 324 edges and 206 vertex of which 200 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.3 ms
Computed a total of 11 stabilizing places and 13 stable transitions
Knowledge obtained : [(AND p2 p3 p1 p0), (X (NOT (AND (NOT p2) (NOT p3)))), (X p2), (X (NOT (AND p2 (NOT p3)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X (AND p1 p0)), (X (NOT (AND (NOT p1) p0))), (X p0), (X p3), (X p1), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X p2)), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND p1 p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X p3)), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 21 factoid took 117 ms. Reduced automaton from 6 states, 13 edges and 4 AP (stutter sensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[(NOT p1), true, (NOT p1)]
RANDOM walk for 40000 steps (22 resets) in 231 ms. (172 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (27 resets) in 180 ms. (220 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40000 steps (39 resets) in 94 ms. (421 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40000 steps (32 resets) in 119 ms. (333 steps per ms) remains 3/3 properties
[2024-06-02 18:08:23] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 4/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 10/16 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 18/34 variables, 7/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 55/89 variables, 13/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/89 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 131/220 variables, 52/77 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/220 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 143/363 variables, 72/149 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/363 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 14/377 variables, 3/152 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/377 variables, 2/154 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/377 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 64/441 variables, 40/194 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/441 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 22/463 variables, 14/208 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf0 is UNSAT
At refinement iteration 20 (OVERLAPS) 1/464 variables, 1/209 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/464 variables, 0/209 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/464 variables, 0/209 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 464/464 variables, and 209 constraints, problems are : Problem set: 1 solved, 2 unsolved in 290 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 206/206 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/6 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 1/3 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 10/16 variables, 3/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 1/7 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 18/34 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/34 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 55/89 variables, 13/27 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/89 variables, 0/27 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 131/220 variables, 52/79 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/220 variables, 0/79 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 143/363 variables, 72/151 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/363 variables, 0/151 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 14/377 variables, 3/154 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/377 variables, 2/156 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/377 variables, 0/156 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 64/441 variables, 40/196 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/441 variables, 0/196 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 22/463 variables, 14/210 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/463 variables, 0/210 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 1/464 variables, 1/211 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/464 variables, 0/211 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 0/464 variables, 0/211 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 464/464 variables, and 211 constraints, problems are : Problem set: 1 solved, 2 unsolved in 189 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 206/206 constraints, PredecessorRefiner: 2/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 485ms problems are : Problem set: 1 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 29 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=29 )
Parikh walk visited 2 properties in 1 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p2 p3 p1 p0), (X (NOT (AND (NOT p2) (NOT p3)))), (X p2), (X (NOT (AND p2 (NOT p3)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X (AND p1 p0)), (X (NOT (AND (NOT p1) p0))), (X p0), (X p3), (X p1), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X p2)), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND p1 p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X p3)), (X (X p1)), (G (OR p0 p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR (NOT p0) p1))), (F (NOT p1)), (F (NOT (AND p0 p1))), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 22 factoid took 279 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 100 ms :[(NOT p1), true, (NOT p1)]
Stuttering acceptance computed with spot in 72 ms :[(NOT p1), true, (NOT p1)]
Support contains 2 out of 206 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 206/206 places, 258/258 transitions.
Graph (trivial) has 212 edges and 206 vertex of which 3 / 206 are part of one of the 1 SCC in 2 ms
Free SCC test removed 2 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Graph (complete) has 322 edges and 204 vertex of which 199 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.7 ms
Discarding 5 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 78 transitions
Trivial Post-agglo rules discarded 78 transitions
Performed 78 trivial Post agglomeration. Transition count delta: 78
Iterating post reduction 0 with 78 rules applied. Total rules applied 80 place count 198 transition count 171
Reduce places removed 78 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 79 rules applied. Total rules applied 159 place count 120 transition count 170
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 160 place count 119 transition count 170
Performed 22 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 22 Pre rules applied. Total rules applied 160 place count 119 transition count 148
Deduced a syphon composed of 22 places in 0 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 3 with 44 rules applied. Total rules applied 204 place count 97 transition count 148
Performed 34 Post agglomeration using F-continuation condition with reduction of 10 identical transitions.
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 3 with 68 rules applied. Total rules applied 272 place count 63 transition count 104
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 274 place count 63 transition count 102
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 277 place count 60 transition count 99
Iterating global reduction 4 with 3 rules applied. Total rules applied 280 place count 60 transition count 99
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 282 place count 59 transition count 98
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 4 with 28 rules applied. Total rules applied 310 place count 45 transition count 99
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 316 place count 45 transition count 93
Discarding 11 places :
Symmetric choice reduction at 5 with 11 rule applications. Total rules 327 place count 34 transition count 71
Iterating global reduction 5 with 11 rules applied. Total rules applied 338 place count 34 transition count 71
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 344 place count 34 transition count 65
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 347 place count 31 transition count 56
Iterating global reduction 6 with 3 rules applied. Total rules applied 350 place count 31 transition count 56
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 352 place count 31 transition count 54
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 7 with 6 rules applied. Total rules applied 358 place count 31 transition count 48
Partial Post-agglomeration rule applied 5 times.
Drop transitions (Partial Post agglomeration) removed 5 transitions
Iterating global reduction 7 with 5 rules applied. Total rules applied 363 place count 31 transition count 48
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 7 with 2 rules applied. Total rules applied 365 place count 29 transition count 46
Applied a total of 365 rules in 39 ms. Remains 29 /206 variables (removed 177) and now considering 46/258 (removed 212) transitions.
[2024-06-02 18:08:24] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
// Phase 1: matrix 44 rows 29 cols
[2024-06-02 18:08:24] [INFO ] Computed 3 invariants in 0 ms
[2024-06-02 18:08:24] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-06-02 18:08:24] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
[2024-06-02 18:08:24] [INFO ] Invariant cache hit.
[2024-06-02 18:08:24] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-06-02 18:08:24] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2024-06-02 18:08:24] [INFO ] Redundant transitions in 1 ms returned []
Running 36 sub problems to find dead transitions.
[2024-06-02 18:08:24] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
[2024-06-02 18:08:24] [INFO ] Invariant cache hit.
[2024-06-02 18:08:24] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 43/72 variables, 29/32 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/72 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/72 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (OVERLAPS) 1/73 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (OVERLAPS) 0/73 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Real declared 73/73 variables, and 34 constraints, problems are : Problem set: 0 solved, 36 unsolved in 356 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 29/29 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 36 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 43/72 variables, 29/32 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/72 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/72 variables, 36/69 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/72 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (OVERLAPS) 1/73 variables, 1/70 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/73 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 8 (OVERLAPS) 0/73 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Int declared 73/73 variables, and 70 constraints, problems are : Problem set: 0 solved, 36 unsolved in 401 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 29/29 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
After SMT, in 765ms problems are : Problem set: 0 solved, 36 unsolved
Search for dead transitions found 0 dead transitions in 766ms
Starting structural reductions in SI_LTL mode, iteration 1 : 29/206 places, 46/258 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 874 ms. Remains : 29/206 places, 46/258 transitions.
Computed a total of 6 stabilizing places and 11 stable transitions
Graph (complete) has 80 edges and 29 vertex of which 27 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Computed a total of 6 stabilizing places and 11 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (AND p0 p1)), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 105 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[(NOT p1), true, (NOT p1)]
RANDOM walk for 40000 steps (5645 resets) in 116 ms. (341 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40004 steps (978 resets) in 19 ms. (2000 steps per ms) remains 1/1 properties
[2024-06-02 18:08:25] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
[2024-06-02 18:08:25] [INFO ] Invariant cache hit.
[2024-06-02 18:08:25] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 18/25 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Real declared 51/73 variables, and 16 constraints, problems are : Problem set: 1 solved, 0 unsolved in 23 ms.
Refiners :[Positive P Invariants (semi-flows): 0/3 constraints, State Equation: 16/29 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 34ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (AND p0 p1)), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (G (OR p0 p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR (NOT p0) p1))), (F (NOT p1)), (F (NOT (AND p0 p1))), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 14 factoid took 306 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(NOT p1), true, (NOT p1)]
Stuttering acceptance computed with spot in 70 ms :[(NOT p1), true, (NOT p1)]
Stuttering acceptance computed with spot in 167 ms :[(NOT p1), true, (NOT p1)]
Product exploration explored 100000 steps with 13 reset in 78 ms.
Product exploration explored 100000 steps with 7 reset in 80 ms.
Support contains 2 out of 29 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 29/29 places, 46/46 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 28 transition count 54
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 0 with 7 rules applied. Total rules applied 9 place count 28 transition count 47
Applied a total of 9 rules in 3 ms. Remains 28 /29 variables (removed 1) and now considering 47/46 (removed -1) transitions.
[2024-06-02 18:08:26] [INFO ] Flow matrix only has 44 transitions (discarded 3 similar events)
// Phase 1: matrix 44 rows 28 cols
[2024-06-02 18:08:26] [INFO ] Computed 3 invariants in 0 ms
[2024-06-02 18:08:26] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-06-02 18:08:26] [INFO ] Flow matrix only has 44 transitions (discarded 3 similar events)
[2024-06-02 18:08:26] [INFO ] Invariant cache hit.
[2024-06-02 18:08:26] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-02 18:08:26] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2024-06-02 18:08:26] [INFO ] Redundant transitions in 11 ms returned [44]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 36 sub problems to find dead transitions.
[2024-06-02 18:08:26] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
[2024-06-02 18:08:26] [INFO ] Invariant cache hit.
[2024-06-02 18:08:26] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 43/71 variables, 28/31 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (OVERLAPS) 1/72 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/72 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (OVERLAPS) 0/72 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Real declared 72/72 variables, and 32 constraints, problems are : Problem set: 0 solved, 36 unsolved in 288 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 28/28 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 36 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 43/71 variables, 28/31 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 36/67 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/71 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (OVERLAPS) 1/72 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/72 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (OVERLAPS) 0/72 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Int declared 72/72 variables, and 68 constraints, problems are : Problem set: 0 solved, 36 unsolved in 368 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 28/28 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
After SMT, in 670ms problems are : Problem set: 0 solved, 36 unsolved
Search for dead transitions found 0 dead transitions in 671ms
Starting structural reductions in SI_LTL mode, iteration 1 : 28/29 places, 46/46 transitions.
Applied a total of 0 rules in 2 ms. Remains 28 /28 variables (removed 0) and now considering 46/46 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 767 ms. Remains : 28/29 places, 46/46 transitions.
Treatment of property CO4-PT-10-LTLFireability-15 finished in 27346 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 U G(p1)))&&(G(p2)||F(p3))))'
Found a Lengthening insensitive property : CO4-PT-10-LTLFireability-15
Stuttering acceptance computed with spot in 213 ms :[(OR (NOT p1) (AND (NOT p2) (NOT p3))), (NOT p1), (NOT p3), (AND (NOT p3) (NOT p2)), true, (NOT p1)]
Support contains 3 out of 223 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 223/223 places, 278/278 transitions.
Graph (trivial) has 228 edges and 223 vertex of which 3 / 223 are part of one of the 1 SCC in 1 ms
Free SCC test removed 2 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Graph (complete) has 346 edges and 221 vertex of which 216 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.2 ms
Discarding 5 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 88 transitions
Trivial Post-agglo rules discarded 88 transitions
Performed 88 trivial Post agglomeration. Transition count delta: 88
Iterating post reduction 0 with 88 rules applied. Total rules applied 90 place count 215 transition count 181
Reduce places removed 88 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 90 rules applied. Total rules applied 180 place count 127 transition count 179
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 182 place count 125 transition count 179
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 20 Pre rules applied. Total rules applied 182 place count 125 transition count 159
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 3 with 40 rules applied. Total rules applied 222 place count 105 transition count 159
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 225 place count 102 transition count 156
Iterating global reduction 3 with 3 rules applied. Total rules applied 228 place count 102 transition count 156
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 229 place count 102 transition count 155
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 229 place count 102 transition count 154
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 231 place count 101 transition count 154
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 233 place count 99 transition count 152
Iterating global reduction 4 with 2 rules applied. Total rules applied 235 place count 99 transition count 152
Performed 38 Post agglomeration using F-continuation condition with reduction of 11 identical transitions.
Deduced a syphon composed of 38 places in 0 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 4 with 76 rules applied. Total rules applied 311 place count 61 transition count 103
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 314 place count 61 transition count 100
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 316 place count 59 transition count 98
Iterating global reduction 5 with 2 rules applied. Total rules applied 318 place count 59 transition count 98
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 5 with 28 rules applied. Total rules applied 346 place count 45 transition count 99
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 352 place count 45 transition count 93
Discarding 11 places :
Symmetric choice reduction at 6 with 11 rule applications. Total rules 363 place count 34 transition count 71
Iterating global reduction 6 with 11 rules applied. Total rules applied 374 place count 34 transition count 71
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 380 place count 34 transition count 65
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 383 place count 31 transition count 56
Iterating global reduction 7 with 3 rules applied. Total rules applied 386 place count 31 transition count 56
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 388 place count 31 transition count 54
Partial Post-agglomeration rule applied 5 times.
Drop transitions (Partial Post agglomeration) removed 5 transitions
Iterating global reduction 8 with 5 rules applied. Total rules applied 393 place count 31 transition count 54
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 8 with 3 rules applied. Total rules applied 396 place count 31 transition count 51
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 398 place count 29 transition count 49
Applied a total of 398 rules in 27 ms. Remains 29 /223 variables (removed 194) and now considering 49/278 (removed 229) transitions.
[2024-06-02 18:08:27] [INFO ] Flow matrix only has 47 transitions (discarded 2 similar events)
// Phase 1: matrix 47 rows 29 cols
[2024-06-02 18:08:27] [INFO ] Computed 3 invariants in 0 ms
[2024-06-02 18:08:27] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-06-02 18:08:27] [INFO ] Flow matrix only has 47 transitions (discarded 2 similar events)
[2024-06-02 18:08:27] [INFO ] Invariant cache hit.
[2024-06-02 18:08:27] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-06-02 18:08:27] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Running 38 sub problems to find dead transitions.
[2024-06-02 18:08:27] [INFO ] Flow matrix only has 47 transitions (discarded 2 similar events)
[2024-06-02 18:08:27] [INFO ] Invariant cache hit.
[2024-06-02 18:08:27] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (OVERLAPS) 46/75 variables, 29/32 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (OVERLAPS) 1/76 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (OVERLAPS) 0/76 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 76/76 variables, and 34 constraints, problems are : Problem set: 0 solved, 38 unsolved in 344 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 29/29 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (OVERLAPS) 46/75 variables, 29/32 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 38/71 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (OVERLAPS) 1/76 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (OVERLAPS) 0/76 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 76/76 variables, and 72 constraints, problems are : Problem set: 0 solved, 38 unsolved in 398 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 29/29 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 0/0 constraints]
After SMT, in 751ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 752ms
Starting structural reductions in LI_LTL mode, iteration 1 : 29/223 places, 49/278 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 840 ms. Remains : 29/223 places, 49/278 transitions.
Running random walk in product with property : CO4-PT-10-LTLFireability-15
Product exploration explored 100000 steps with 8 reset in 77 ms.
Product exploration explored 100000 steps with 30 reset in 89 ms.
Computed a total of 6 stabilizing places and 14 stable transitions
Graph (complete) has 82 edges and 29 vertex of which 27 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Computed a total of 6 stabilizing places and 14 stable transitions
Knowledge obtained : [(AND p2 p3 p1 p0), (X (NOT (AND (NOT p2) (NOT p3)))), (X p2), (X (NOT (AND p2 (NOT p3)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X (AND p1 p0)), (X (NOT (AND (NOT p1) p0))), (X p0), (X p3), (X p1), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X p2)), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND p1 p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X p3)), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 21 factoid took 97 ms. Reduced automaton from 6 states, 13 edges and 4 AP (stutter sensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(NOT p1), true, (NOT p1)]
RANDOM walk for 40000 steps (5743 resets) in 52 ms. (754 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40004 steps (925 resets) in 16 ms. (2353 steps per ms) remains 1/1 properties
[2024-06-02 18:08:28] [INFO ] Flow matrix only has 47 transitions (discarded 2 similar events)
[2024-06-02 18:08:28] [INFO ] Invariant cache hit.
[2024-06-02 18:08:28] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 18/25 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Real declared 52/76 variables, and 16 constraints, problems are : Problem set: 1 solved, 0 unsolved in 26 ms.
Refiners :[Positive P Invariants (semi-flows): 0/3 constraints, State Equation: 16/29 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 27ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p2 p3 p1 p0), (X (NOT (AND (NOT p2) (NOT p3)))), (X p2), (X (NOT (AND p2 (NOT p3)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X (AND p1 p0)), (X (NOT (AND (NOT p1) p0))), (X p0), (X p3), (X p1), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X p2)), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND p1 p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X p3)), (X (X p1)), (G (OR p0 p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR (NOT p0) p1))), (F (NOT p1)), (F (NOT (AND p0 p1))), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 22 factoid took 276 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 90 ms :[(NOT p1), true, (NOT p1)]
Stuttering acceptance computed with spot in 79 ms :[(NOT p1), true, (NOT p1)]
Support contains 2 out of 29 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 29/29 places, 49/49 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 29 transition count 46
Applied a total of 3 rules in 3 ms. Remains 29 /29 variables (removed 0) and now considering 46/49 (removed 3) transitions.
[2024-06-02 18:08:29] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
// Phase 1: matrix 44 rows 29 cols
[2024-06-02 18:08:29] [INFO ] Computed 3 invariants in 1 ms
[2024-06-02 18:08:29] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-06-02 18:08:29] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
[2024-06-02 18:08:29] [INFO ] Invariant cache hit.
[2024-06-02 18:08:29] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-06-02 18:08:29] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2024-06-02 18:08:29] [INFO ] Redundant transitions in 1 ms returned []
Running 36 sub problems to find dead transitions.
[2024-06-02 18:08:29] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
[2024-06-02 18:08:29] [INFO ] Invariant cache hit.
[2024-06-02 18:08:29] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 43/72 variables, 29/32 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/72 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/72 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (OVERLAPS) 1/73 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (OVERLAPS) 0/73 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Real declared 73/73 variables, and 34 constraints, problems are : Problem set: 0 solved, 36 unsolved in 332 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 29/29 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 36 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 43/72 variables, 29/32 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/72 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/72 variables, 36/69 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/72 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (OVERLAPS) 1/73 variables, 1/70 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/73 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 8 (OVERLAPS) 0/73 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Int declared 73/73 variables, and 70 constraints, problems are : Problem set: 0 solved, 36 unsolved in 372 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 29/29 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
After SMT, in 711ms problems are : Problem set: 0 solved, 36 unsolved
Search for dead transitions found 0 dead transitions in 712ms
Starting structural reductions in SI_LTL mode, iteration 1 : 29/29 places, 46/49 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 781 ms. Remains : 29/29 places, 46/49 transitions.
Computed a total of 6 stabilizing places and 11 stable transitions
Graph (complete) has 80 edges and 29 vertex of which 27 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Computed a total of 6 stabilizing places and 11 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (AND p0 p1)), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 115 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(NOT p1), true, (NOT p1)]
RANDOM walk for 40000 steps (5640 resets) in 45 ms. (869 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40003 steps (967 resets) in 15 ms. (2500 steps per ms) remains 1/1 properties
[2024-06-02 18:08:30] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
[2024-06-02 18:08:30] [INFO ] Invariant cache hit.
[2024-06-02 18:08:30] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 18/25 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Real declared 51/73 variables, and 16 constraints, problems are : Problem set: 1 solved, 0 unsolved in 24 ms.
Refiners :[Positive P Invariants (semi-flows): 0/3 constraints, State Equation: 16/29 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 25ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (AND p0 p1)), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (G (OR p0 p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR (NOT p0) p1))), (F (NOT p1)), (F (NOT (AND p0 p1))), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 14 factoid took 287 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p1), true, (NOT p1)]
Stuttering acceptance computed with spot in 77 ms :[(NOT p1), true, (NOT p1)]
Stuttering acceptance computed with spot in 72 ms :[(NOT p1), true, (NOT p1)]
Product exploration explored 100000 steps with 5 reset in 56 ms.
Product exploration explored 100000 steps with 12 reset in 49 ms.
Support contains 2 out of 29 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 29/29 places, 46/46 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 28 transition count 54
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 0 with 7 rules applied. Total rules applied 9 place count 28 transition count 47
Applied a total of 9 rules in 3 ms. Remains 28 /29 variables (removed 1) and now considering 47/46 (removed -1) transitions.
[2024-06-02 18:08:31] [INFO ] Flow matrix only has 44 transitions (discarded 3 similar events)
// Phase 1: matrix 44 rows 28 cols
[2024-06-02 18:08:31] [INFO ] Computed 3 invariants in 0 ms
[2024-06-02 18:08:31] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-06-02 18:08:31] [INFO ] Flow matrix only has 44 transitions (discarded 3 similar events)
[2024-06-02 18:08:31] [INFO ] Invariant cache hit.
[2024-06-02 18:08:31] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-02 18:08:31] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
[2024-06-02 18:08:31] [INFO ] Redundant transitions in 15 ms returned [46]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 36 sub problems to find dead transitions.
[2024-06-02 18:08:31] [INFO ] Flow matrix only has 44 transitions (discarded 2 similar events)
[2024-06-02 18:08:31] [INFO ] Invariant cache hit.
[2024-06-02 18:08:31] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 43/71 variables, 28/31 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (OVERLAPS) 1/72 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/72 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (OVERLAPS) 0/72 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Real declared 72/72 variables, and 32 constraints, problems are : Problem set: 0 solved, 36 unsolved in 313 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 28/28 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 36 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 43/71 variables, 28/31 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 36/67 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/71 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (OVERLAPS) 1/72 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/72 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (OVERLAPS) 0/72 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Int declared 72/72 variables, and 68 constraints, problems are : Problem set: 0 solved, 36 unsolved in 359 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 28/28 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
After SMT, in 679ms problems are : Problem set: 0 solved, 36 unsolved
Search for dead transitions found 0 dead transitions in 679ms
Starting structural reductions in SI_LTL mode, iteration 1 : 28/29 places, 46/46 transitions.
Applied a total of 0 rules in 3 ms. Remains 28 /28 variables (removed 0) and now considering 46/46 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 771 ms. Remains : 28/29 places, 46/46 transitions.
Treatment of property CO4-PT-10-LTLFireability-15 finished in 4581 ms.
[2024-06-02 18:08:31] [INFO ] Flatten gal took : 11 ms
[2024-06-02 18:08:31] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2024-06-02 18:08:31] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 223 places, 278 transitions and 623 arcs took 2 ms.
Total runtime 158570 ms.
There are residual formulas that ITS could not solve within timeout
FORMULA CO4-PT-10-LTLFireability-15 FALSE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN

BK_STOP 1717351712134

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ 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
mcc2024
ltl formula name CO4-PT-10-LTLFireability-15
ltl formula formula --ltl=/tmp/1159/ltl_0_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 223 places, 278 transitions and 623 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.030 real 0.000 user 0.010 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1159/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1159/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1159/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1159/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 7 states
pnml2lts-mc( 0/ 4): There are 224 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 224, there are 315 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 1/ 4):
pnml2lts-mc( 1/ 4): Accepting cycle FOUND at depth ~33!
pnml2lts-mc( 1/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 270
pnml2lts-mc( 0/ 4): unique states count: 643
pnml2lts-mc( 0/ 4): unique transitions count: 1279
pnml2lts-mc( 0/ 4): - self-loop count: 39
pnml2lts-mc( 0/ 4): - claim dead count: 221
pnml2lts-mc( 0/ 4): - claim found count: 228
pnml2lts-mc( 0/ 4): - claim success count: 651
pnml2lts-mc( 0/ 4): - cum. max stack depth: 124
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 651 states 1298 transitions, fanout: 1.994
pnml2lts-mc( 0/ 4): Total exploration time 0.010 sec (0.000 sec minimum, 0.007 sec on average)
pnml2lts-mc( 0/ 4): States per second: 65100, Transitions per second: 129800
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.0MB, 16.4 B/state, compr.: 1.8%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 281 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.0MB (~256.0MB paged-in)

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="CO4-PT-10"
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 CO4-PT-10, 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 r553-tall-171734900800076"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CO4-PT-10.tgz
mv CO4-PT-10 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 ;