Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r329-tall-167889202600860.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..............
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is RingSingleMessageInMbox-PT-d1m040, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889202600860
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 6.3M
-rw-r--r-- 1 mcc users 7.8K Feb 26 05:07 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Feb 26 05:07 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Feb 26 05:04 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Feb 26 05:04 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Feb 25 16:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 16:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 05:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 113K Feb 26 05:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Feb 26 05:12 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K Feb 26 05:12 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 16:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:46 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 5.8M Mar 5 18:23 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 RingSingleMessageInMbox-PT-d1m040-LTLFireability-00
FORMULA_NAME RingSingleMessageInMbox-PT-d1m040-LTLFireability-01
FORMULA_NAME RingSingleMessageInMbox-PT-d1m040-LTLFireability-02
FORMULA_NAME RingSingleMessageInMbox-PT-d1m040-LTLFireability-03
FORMULA_NAME RingSingleMessageInMbox-PT-d1m040-LTLFireability-04
FORMULA_NAME RingSingleMessageInMbox-PT-d1m040-LTLFireability-05
FORMULA_NAME RingSingleMessageInMbox-PT-d1m040-LTLFireability-06
FORMULA_NAME RingSingleMessageInMbox-PT-d1m040-LTLFireability-07
FORMULA_NAME RingSingleMessageInMbox-PT-d1m040-LTLFireability-08
FORMULA_NAME RingSingleMessageInMbox-PT-d1m040-LTLFireability-09
FORMULA_NAME RingSingleMessageInMbox-PT-d1m040-LTLFireability-10
FORMULA_NAME RingSingleMessageInMbox-PT-d1m040-LTLFireability-11
FORMULA_NAME RingSingleMessageInMbox-PT-d1m040-LTLFireability-12
FORMULA_NAME RingSingleMessageInMbox-PT-d1m040-LTLFireability-13
FORMULA_NAME RingSingleMessageInMbox-PT-d1m040-LTLFireability-14
FORMULA_NAME RingSingleMessageInMbox-PT-d1m040-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679177648584

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RingSingleMessageInMbox-PT-d1m040
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-18 22:14:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-18 22:14:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 22:14:11] [INFO ] Load time of PNML (sax parser for PT used): 603 ms
[2023-03-18 22:14:11] [INFO ] Transformed 6690 places.
[2023-03-18 22:14:11] [INFO ] Transformed 11934 transitions.
[2023-03-18 22:14:11] [INFO ] Parsed PT model containing 6690 places and 11934 transitions and 47736 arcs in 755 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 16 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Deduced a syphon composed of 4305 places in 32 ms
Reduce places removed 4305 places and 0 transitions.
FORMULA RingSingleMessageInMbox-PT-d1m040-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m040-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 26 out of 2385 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2385/2385 places, 11934/11934 transitions.
Reduce places removed 17 places and 0 transitions.
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Iterating post reduction 0 with 119 rules applied. Total rules applied 119 place count 2368 transition count 11832
Discarding 1087 places :
Symmetric choice reduction at 1 with 1087 rule applications. Total rules 1206 place count 1281 transition count 6796
Iterating global reduction 1 with 1087 rules applied. Total rules applied 2293 place count 1281 transition count 6796
Ensure Unique test removed 267 transitions
Reduce isomorphic transitions removed 267 transitions.
Iterating post reduction 1 with 267 rules applied. Total rules applied 2560 place count 1281 transition count 6529
Discarding 890 places :
Symmetric choice reduction at 2 with 890 rule applications. Total rules 3450 place count 391 transition count 5639
Iterating global reduction 2 with 890 rules applied. Total rules applied 4340 place count 391 transition count 5639
Ensure Unique test removed 4289 transitions
Reduce isomorphic transitions removed 4289 transitions.
Iterating post reduction 2 with 4289 rules applied. Total rules applied 8629 place count 391 transition count 1350
Discarding 80 places :
Symmetric choice reduction at 3 with 80 rule applications. Total rules 8709 place count 311 transition count 1270
Iterating global reduction 3 with 80 rules applied. Total rules applied 8789 place count 311 transition count 1270
Ensure Unique test removed 207 transitions
Reduce isomorphic transitions removed 207 transitions.
Iterating post reduction 3 with 207 rules applied. Total rules applied 8996 place count 311 transition count 1063
Discarding 8 places :
Symmetric choice reduction at 4 with 8 rule applications. Total rules 9004 place count 303 transition count 1055
Iterating global reduction 4 with 8 rules applied. Total rules applied 9012 place count 303 transition count 1055
Applied a total of 9012 rules in 417 ms. Remains 303 /2385 variables (removed 2082) and now considering 1055/11934 (removed 10879) transitions.
// Phase 1: matrix 1055 rows 303 cols
[2023-03-18 22:14:11] [INFO ] Computed 3 place invariants in 31 ms
[2023-03-18 22:14:12] [INFO ] Implicit Places using invariants in 319 ms returned []
[2023-03-18 22:14:12] [INFO ] Invariant cache hit.
[2023-03-18 22:14:12] [INFO ] State equation strengthened by 780 read => feed constraints.
[2023-03-18 22:14:14] [INFO ] Implicit Places using invariants and state equation in 1923 ms returned []
Implicit Place search using SMT with State Equation took 2365 ms to find 0 implicit places.
[2023-03-18 22:14:14] [INFO ] Invariant cache hit.
[2023-03-18 22:14:14] [INFO ] Dead Transitions using invariants and state equation in 366 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 303/2385 places, 1055/11934 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3150 ms. Remains : 303/2385 places, 1055/11934 transitions.
Support contains 26 out of 303 places after structural reductions.
[2023-03-18 22:14:14] [INFO ] Flatten gal took : 104 ms
[2023-03-18 22:14:14] [INFO ] Flatten gal took : 54 ms
[2023-03-18 22:14:15] [INFO ] Input system was already deterministic with 1055 transitions.
Support contains 24 out of 303 places (down from 26) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 1698 resets, run finished after 424 ms. (steps per millisecond=23 ) properties (out of 22) seen :15
Incomplete Best-First random walk after 10001 steps, including 136 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 213 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 7) seen :1
Incomplete Best-First random walk after 10001 steps, including 201 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 198 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 252 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 10000 steps, including 170 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 214 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-18 22:14:15] [INFO ] Invariant cache hit.
[2023-03-18 22:14:15] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-18 22:14:15] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-18 22:14:16] [INFO ] After 540ms SMT Verify possible using all constraints in real domain returned unsat :4 sat :0 real:1
[2023-03-18 22:14:16] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-18 22:14:16] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-18 22:14:16] [INFO ] After 263ms SMT Verify possible using state equation in natural domain returned unsat :4 sat :1
[2023-03-18 22:14:16] [INFO ] State equation strengthened by 780 read => feed constraints.
[2023-03-18 22:14:16] [INFO ] After 323ms SMT Verify possible using 780 Read/Feed constraints in natural domain returned unsat :4 sat :1
[2023-03-18 22:14:17] [INFO ] Deduced a trap composed of 71 places in 80 ms of which 3 ms to minimize.
[2023-03-18 22:14:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 179 ms
[2023-03-18 22:14:17] [INFO ] After 634ms SMT Verify possible using trap constraints in natural domain returned unsat :4 sat :1
Attempting to minimize the solution found.
Minimization took 137 ms.
[2023-03-18 22:14:17] [INFO ] After 1108ms SMT Verify possible using all constraints in natural domain returned unsat :4 sat :1
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 303 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 303/303 places, 1055/1055 transitions.
Graph (complete) has 1604 edges and 303 vertex of which 302 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.5 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 10 place count 302 transition count 1046
Discarding 22 places :
Symmetric choice reduction at 1 with 22 rule applications. Total rules 32 place count 280 transition count 454
Iterating global reduction 1 with 22 rules applied. Total rules applied 54 place count 280 transition count 454
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 56 place count 280 transition count 452
Discarding 37 places :
Symmetric choice reduction at 2 with 37 rule applications. Total rules 93 place count 243 transition count 415
Iterating global reduction 2 with 37 rules applied. Total rules applied 130 place count 243 transition count 415
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 2 with 26 rules applied. Total rules applied 156 place count 243 transition count 389
Discarding 64 places :
Symmetric choice reduction at 3 with 64 rule applications. Total rules 220 place count 179 transition count 325
Iterating global reduction 3 with 64 rules applied. Total rules applied 284 place count 179 transition count 325
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Iterating post reduction 3 with 60 rules applied. Total rules applied 344 place count 179 transition count 265
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 347 place count 176 transition count 226
Iterating global reduction 4 with 3 rules applied. Total rules applied 350 place count 176 transition count 226
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 352 place count 174 transition count 224
Iterating global reduction 4 with 2 rules applied. Total rules applied 354 place count 174 transition count 224
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 355 place count 174 transition count 223
Discarding 4 places :
Symmetric choice reduction at 5 with 4 rule applications. Total rules 359 place count 170 transition count 219
Iterating global reduction 5 with 4 rules applied. Total rules applied 363 place count 170 transition count 219
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 367 place count 170 transition count 215
Applied a total of 367 rules in 73 ms. Remains 170 /303 variables (removed 133) and now considering 215/1055 (removed 840) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74 ms. Remains : 170/303 places, 215/1055 transitions.
Incomplete random walk after 10000 steps, including 2176 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 370 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1988220 steps, run timeout after 3001 ms. (steps per millisecond=662 ) properties seen :{}
Probabilistic random walk after 1988220 steps, saw 877105 distinct states, run finished after 3001 ms. (steps per millisecond=662 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 215 rows 170 cols
[2023-03-18 22:14:20] [INFO ] Computed 4 place invariants in 7 ms
[2023-03-18 22:14:20] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 5 ms returned sat
[2023-03-18 22:14:20] [INFO ] After 168ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-18 22:14:20] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 5 ms returned sat
[2023-03-18 22:14:20] [INFO ] After 67ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-18 22:14:20] [INFO ] State equation strengthened by 52 read => feed constraints.
[2023-03-18 22:14:20] [INFO ] After 45ms SMT Verify possible using 52 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-18 22:14:20] [INFO ] After 82ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 30 ms.
[2023-03-18 22:14:20] [INFO ] After 224ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 170 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 170/170 places, 215/215 transitions.
Applied a total of 0 rules in 12 ms. Remains 170 /170 variables (removed 0) and now considering 215/215 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 170/170 places, 215/215 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 170/170 places, 215/215 transitions.
Applied a total of 0 rules in 11 ms. Remains 170 /170 variables (removed 0) and now considering 215/215 (removed 0) transitions.
[2023-03-18 22:14:20] [INFO ] Invariant cache hit.
[2023-03-18 22:14:21] [INFO ] Implicit Places using invariants in 78 ms returned []
[2023-03-18 22:14:21] [INFO ] Invariant cache hit.
[2023-03-18 22:14:21] [INFO ] State equation strengthened by 52 read => feed constraints.
[2023-03-18 22:14:21] [INFO ] Implicit Places using invariants and state equation in 332 ms returned []
Implicit Place search using SMT with State Equation took 412 ms to find 0 implicit places.
[2023-03-18 22:14:21] [INFO ] Redundant transitions in 12 ms returned []
[2023-03-18 22:14:21] [INFO ] Invariant cache hit.
[2023-03-18 22:14:21] [INFO ] Dead Transitions using invariants and state equation in 87 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 533 ms. Remains : 170/170 places, 215/215 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 170 transition count 210
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 166 transition count 210
Performed 34 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 34 Pre rules applied. Total rules applied 9 place count 166 transition count 176
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 2 with 68 rules applied. Total rules applied 77 place count 132 transition count 176
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 85 place count 128 transition count 172
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 87 place count 127 transition count 178
Applied a total of 87 rules in 24 ms. Remains 127 /170 variables (removed 43) and now considering 178/215 (removed 37) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 178 rows 127 cols
[2023-03-18 22:14:21] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-18 22:14:21] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-18 22:14:21] [INFO ] [Real]Absence check using 3 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-18 22:14:21] [INFO ] After 104ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-18 22:14:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-18 22:14:21] [INFO ] [Nat]Absence check using 3 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-18 22:14:21] [INFO ] After 73ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-18 22:14:21] [INFO ] After 107ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 26 ms.
[2023-03-18 22:14:21] [INFO ] After 175ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Successfully simplified 4 atomic propositions for a total of 14 simplifications.
FORMULA RingSingleMessageInMbox-PT-d1m040-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 65 stabilizing places and 433 stable transitions
Graph (complete) has 1680 edges and 303 vertex of which 302 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.9 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&X(p0))))'
Support contains 2 out of 303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 303/303 places, 1055/1055 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 282 transition count 501
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 282 transition count 501
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 46 place count 282 transition count 497
Discarding 36 places :
Symmetric choice reduction at 1 with 36 rule applications. Total rules 82 place count 246 transition count 461
Iterating global reduction 1 with 36 rules applied. Total rules applied 118 place count 246 transition count 461
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Iterating post reduction 1 with 33 rules applied. Total rules applied 151 place count 246 transition count 428
Discarding 60 places :
Symmetric choice reduction at 2 with 60 rule applications. Total rules 211 place count 186 transition count 368
Iterating global reduction 2 with 60 rules applied. Total rules applied 271 place count 186 transition count 368
Ensure Unique test removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Iterating post reduction 2 with 68 rules applied. Total rules applied 339 place count 186 transition count 300
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 341 place count 184 transition count 274
Iterating global reduction 3 with 2 rules applied. Total rules applied 343 place count 184 transition count 274
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 344 place count 183 transition count 273
Iterating global reduction 3 with 1 rules applied. Total rules applied 345 place count 183 transition count 273
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 346 place count 183 transition count 272
Applied a total of 346 rules in 16 ms. Remains 183 /303 variables (removed 120) and now considering 272/1055 (removed 783) transitions.
// Phase 1: matrix 272 rows 183 cols
[2023-03-18 22:14:22] [INFO ] Computed 3 place invariants in 4 ms
[2023-03-18 22:14:22] [INFO ] Implicit Places using invariants in 88 ms returned []
[2023-03-18 22:14:22] [INFO ] Invariant cache hit.
[2023-03-18 22:14:22] [INFO ] State equation strengthened by 99 read => feed constraints.
[2023-03-18 22:14:22] [INFO ] Implicit Places using invariants and state equation in 460 ms returned []
Implicit Place search using SMT with State Equation took 553 ms to find 0 implicit places.
[2023-03-18 22:14:22] [INFO ] Invariant cache hit.
[2023-03-18 22:14:22] [INFO ] Dead Transitions using invariants and state equation in 106 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 183/303 places, 272/1055 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 677 ms. Remains : 183/303 places, 272/1055 transitions.
Stuttering acceptance computed with spot in 177 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m040-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 0}]], initial=0, aps=[p0:(OR (LT s1 1) (LT s151 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 454 ms.
Product exploration explored 100000 steps with 50000 reset in 348 ms.
Computed a total of 4 stabilizing places and 16 stable transitions
Graph (complete) has 675 edges and 183 vertex of which 182 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 4 stabilizing places and 16 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :p0
Knowledge based reduction with 3 factoid took 106 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RingSingleMessageInMbox-PT-d1m040-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RingSingleMessageInMbox-PT-d1m040-LTLFireability-00 finished in 1827 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 303/303 places, 1055/1055 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 282 transition count 499
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 282 transition count 499
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 44 place count 282 transition count 497
Discarding 36 places :
Symmetric choice reduction at 1 with 36 rule applications. Total rules 80 place count 246 transition count 461
Iterating global reduction 1 with 36 rules applied. Total rules applied 116 place count 246 transition count 461
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Iterating post reduction 1 with 33 rules applied. Total rules applied 149 place count 246 transition count 428
Discarding 60 places :
Symmetric choice reduction at 2 with 60 rule applications. Total rules 209 place count 186 transition count 368
Iterating global reduction 2 with 60 rules applied. Total rules applied 269 place count 186 transition count 368
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 341 place count 186 transition count 296
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 343 place count 184 transition count 270
Iterating global reduction 3 with 2 rules applied. Total rules applied 345 place count 184 transition count 270
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 346 place count 183 transition count 269
Iterating global reduction 3 with 1 rules applied. Total rules applied 347 place count 183 transition count 269
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 351 place count 179 transition count 265
Iterating global reduction 3 with 4 rules applied. Total rules applied 355 place count 179 transition count 265
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 367 place count 179 transition count 253
Applied a total of 367 rules in 20 ms. Remains 179 /303 variables (removed 124) and now considering 253/1055 (removed 802) transitions.
// Phase 1: matrix 253 rows 179 cols
[2023-03-18 22:14:23] [INFO ] Computed 3 place invariants in 4 ms
[2023-03-18 22:14:23] [INFO ] Implicit Places using invariants in 88 ms returned []
[2023-03-18 22:14:23] [INFO ] Invariant cache hit.
[2023-03-18 22:14:23] [INFO ] State equation strengthened by 84 read => feed constraints.
[2023-03-18 22:14:24] [INFO ] Implicit Places using invariants and state equation in 426 ms returned []
Implicit Place search using SMT with State Equation took 517 ms to find 0 implicit places.
[2023-03-18 22:14:24] [INFO ] Invariant cache hit.
[2023-03-18 22:14:24] [INFO ] Dead Transitions using invariants and state equation in 107 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 179/303 places, 253/1055 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 645 ms. Remains : 179/303 places, 253/1055 transitions.
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m040-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s147 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 1 ms.
FORMULA RingSingleMessageInMbox-PT-d1m040-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d1m040-LTLFireability-01 finished in 741 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((F(p0)||X((p1||F(p0)))))))'
Support contains 4 out of 303 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 303/303 places, 1055/1055 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 283 transition count 465
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 283 transition count 465
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 41 place count 283 transition count 464
Discarding 36 places :
Symmetric choice reduction at 1 with 36 rule applications. Total rules 77 place count 247 transition count 428
Iterating global reduction 1 with 36 rules applied. Total rules applied 113 place count 247 transition count 428
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Iterating post reduction 1 with 25 rules applied. Total rules applied 138 place count 247 transition count 403
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 202 place count 183 transition count 339
Iterating global reduction 2 with 64 rules applied. Total rules applied 266 place count 183 transition count 339
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Iterating post reduction 2 with 60 rules applied. Total rules applied 326 place count 183 transition count 279
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 327 place count 182 transition count 266
Iterating global reduction 3 with 1 rules applied. Total rules applied 328 place count 182 transition count 266
Applied a total of 328 rules in 38 ms. Remains 182 /303 variables (removed 121) and now considering 266/1055 (removed 789) transitions.
// Phase 1: matrix 266 rows 182 cols
[2023-03-18 22:14:24] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-18 22:14:24] [INFO ] Implicit Places using invariants in 102 ms returned []
[2023-03-18 22:14:24] [INFO ] Invariant cache hit.
[2023-03-18 22:14:24] [INFO ] State equation strengthened by 94 read => feed constraints.
[2023-03-18 22:14:25] [INFO ] Implicit Places using invariants and state equation in 440 ms returned []
Implicit Place search using SMT with State Equation took 545 ms to find 0 implicit places.
[2023-03-18 22:14:25] [INFO ] Redundant transitions in 16 ms returned []
[2023-03-18 22:14:25] [INFO ] Invariant cache hit.
[2023-03-18 22:14:25] [INFO ] Dead Transitions using invariants and state equation in 101 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 182/303 places, 266/1055 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 714 ms. Remains : 182/303 places, 266/1055 transitions.
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m040-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s11 1) (GEQ s76 1)), p0:(OR (LT s1 1) (LT s100 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 18199 reset in 229 ms.
Product exploration explored 100000 steps with 18247 reset in 218 ms.
Computed a total of 8 stabilizing places and 33 stable transitions
Graph (complete) has 667 edges and 182 vertex of which 181 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Computed a total of 8 stabilizing places and 33 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 195 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 58 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 1776 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10000 steps, including 298 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-18 22:14:26] [INFO ] Invariant cache hit.
[2023-03-18 22:14:26] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-18 22:14:26] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-18 22:14:26] [INFO ] After 42ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (G (NOT (AND (NOT p0) p1)))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 6 factoid took 257 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 55 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 182 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 : 182/182 places, 266/266 transitions.
Applied a total of 0 rules in 19 ms. Remains 182 /182 variables (removed 0) and now considering 266/266 (removed 0) transitions.
[2023-03-18 22:14:26] [INFO ] Invariant cache hit.
[2023-03-18 22:14:26] [INFO ] Implicit Places using invariants in 80 ms returned []
[2023-03-18 22:14:26] [INFO ] Invariant cache hit.
[2023-03-18 22:14:26] [INFO ] State equation strengthened by 94 read => feed constraints.
[2023-03-18 22:14:27] [INFO ] Implicit Places using invariants and state equation in 424 ms returned []
Implicit Place search using SMT with State Equation took 524 ms to find 0 implicit places.
[2023-03-18 22:14:27] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-18 22:14:27] [INFO ] Invariant cache hit.
[2023-03-18 22:14:27] [INFO ] Dead Transitions using invariants and state equation in 101 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 653 ms. Remains : 182/182 places, 266/266 transitions.
Computed a total of 8 stabilizing places and 33 stable transitions
Graph (complete) has 667 edges and 182 vertex of which 181 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 8 stabilizing places and 33 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 105 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Finished random walk after 351 steps, including 60 resets, run visited all 1 properties in 2 ms. (steps per millisecond=175 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 220 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 61 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 18333 reset in 179 ms.
Product exploration explored 100000 steps with 18307 reset in 184 ms.
Support contains 2 out of 182 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 182/182 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 181 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 181 transition count 265
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 180 transition count 264
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 180 transition count 264
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 5 place count 180 transition count 263
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 179 transition count 250
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 179 transition count 250
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 8 place count 178 transition count 249
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 178 transition count 249
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 10 place count 178 transition count 248
Applied a total of 10 rules in 18 ms. Remains 178 /182 variables (removed 4) and now considering 248/266 (removed 18) transitions.
// Phase 1: matrix 248 rows 178 cols
[2023-03-18 22:14:28] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-18 22:14:28] [INFO ] Implicit Places using invariants in 82 ms returned []
[2023-03-18 22:14:28] [INFO ] Invariant cache hit.
[2023-03-18 22:14:28] [INFO ] State equation strengthened by 79 read => feed constraints.
[2023-03-18 22:14:28] [INFO ] Implicit Places using invariants and state equation in 439 ms returned []
Implicit Place search using SMT with State Equation took 526 ms to find 0 implicit places.
[2023-03-18 22:14:28] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-18 22:14:28] [INFO ] Invariant cache hit.
[2023-03-18 22:14:28] [INFO ] Dead Transitions using invariants and state equation in 101 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 178/182 places, 248/266 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 677 ms. Remains : 178/182 places, 248/266 transitions.
Treatment of property RingSingleMessageInMbox-PT-d1m040-LTLFireability-04 finished in 4489 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(F(X(G(X(X((!(p0 U p1)||X(!p0)))))))))'
Support contains 3 out of 303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 303/303 places, 1055/1055 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 283 transition count 535
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 283 transition count 535
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 42 place count 283 transition count 533
Discarding 35 places :
Symmetric choice reduction at 1 with 35 rule applications. Total rules 77 place count 248 transition count 498
Iterating global reduction 1 with 35 rules applied. Total rules applied 112 place count 248 transition count 498
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 40 transitions.
Iterating post reduction 1 with 40 rules applied. Total rules applied 152 place count 248 transition count 458
Discarding 56 places :
Symmetric choice reduction at 2 with 56 rule applications. Total rules 208 place count 192 transition count 402
Iterating global reduction 2 with 56 rules applied. Total rules applied 264 place count 192 transition count 402
Ensure Unique test removed 84 transitions
Reduce isomorphic transitions removed 84 transitions.
Iterating post reduction 2 with 84 rules applied. Total rules applied 348 place count 192 transition count 318
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 349 place count 191 transition count 305
Iterating global reduction 3 with 1 rules applied. Total rules applied 350 place count 191 transition count 305
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 351 place count 190 transition count 304
Iterating global reduction 3 with 1 rules applied. Total rules applied 352 place count 190 transition count 304
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 356 place count 186 transition count 300
Iterating global reduction 3 with 4 rules applied. Total rules applied 360 place count 186 transition count 300
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 3 with 20 rules applied. Total rules applied 380 place count 186 transition count 280
Applied a total of 380 rules in 23 ms. Remains 186 /303 variables (removed 117) and now considering 280/1055 (removed 775) transitions.
// Phase 1: matrix 280 rows 186 cols
[2023-03-18 22:14:29] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-18 22:14:29] [INFO ] Implicit Places using invariants in 245 ms returned []
[2023-03-18 22:14:29] [INFO ] Invariant cache hit.
[2023-03-18 22:14:29] [INFO ] State equation strengthened by 106 read => feed constraints.
[2023-03-18 22:14:29] [INFO ] Implicit Places using invariants and state equation in 541 ms returned []
Implicit Place search using SMT with State Equation took 787 ms to find 0 implicit places.
[2023-03-18 22:14:29] [INFO ] Invariant cache hit.
[2023-03-18 22:14:29] [INFO ] Dead Transitions using invariants and state equation in 101 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 186/303 places, 280/1055 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 911 ms. Remains : 186/303 places, 280/1055 transitions.
Stuttering acceptance computed with spot in 122 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m040-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 0}, { cond=p1, acceptance={} source=0 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={0} source=2 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 1}, { cond=(AND p0 p1), acceptance={0} source=3 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s1 1) (GEQ s154 1)), p1:(AND (GEQ s1 1) (GEQ s153 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 18397 reset in 206 ms.
Product exploration explored 100000 steps with 18358 reset in 205 ms.
Computed a total of 19 stabilizing places and 70 stable transitions
Graph (complete) has 686 edges and 186 vertex of which 185 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 19 stabilizing places and 70 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 382 ms. Reduced automaton from 4 states, 14 edges and 2 AP (stutter sensitive) to 4 states, 14 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 139 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1)]
Incomplete random walk after 10000 steps, including 1860 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 5) seen :4
Incomplete Best-First random walk after 10001 steps, including 300 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-18 22:14:31] [INFO ] Invariant cache hit.
[2023-03-18 22:14:31] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-18 22:14:31] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-18 22:14:31] [INFO ] After 117ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (G (NOT (AND p0 p1)))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (NOT (AND (NOT p0) (NOT p1)))), (F (AND p0 (NOT p1))), (F p1)]
Knowledge based reduction with 12 factoid took 539 ms. Reduced automaton from 4 states, 14 edges and 2 AP (stutter sensitive) to 4 states, 12 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 147 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1)]
Stuttering acceptance computed with spot in 143 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1)]
Support contains 3 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 280/280 transitions.
Applied a total of 0 rules in 3 ms. Remains 186 /186 variables (removed 0) and now considering 280/280 (removed 0) transitions.
[2023-03-18 22:14:32] [INFO ] Invariant cache hit.
[2023-03-18 22:14:32] [INFO ] Implicit Places using invariants in 86 ms returned []
[2023-03-18 22:14:32] [INFO ] Invariant cache hit.
[2023-03-18 22:14:32] [INFO ] State equation strengthened by 106 read => feed constraints.
[2023-03-18 22:14:32] [INFO ] Implicit Places using invariants and state equation in 549 ms returned []
Implicit Place search using SMT with State Equation took 636 ms to find 0 implicit places.
[2023-03-18 22:14:32] [INFO ] Invariant cache hit.
[2023-03-18 22:14:32] [INFO ] Dead Transitions using invariants and state equation in 102 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 741 ms. Remains : 186/186 places, 280/280 transitions.
Computed a total of 19 stabilizing places and 70 stable transitions
Graph (complete) has 686 edges and 186 vertex of which 185 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 19 stabilizing places and 70 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 366 ms. Reduced automaton from 4 states, 12 edges and 2 AP (stutter sensitive) to 4 states, 12 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 155 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1)]
Finished random walk after 84 steps, including 11 resets, run visited all 3 properties in 3 ms. (steps per millisecond=28 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1)))), (F p0), (F p1)]
Knowledge based reduction with 7 factoid took 339 ms. Reduced automaton from 4 states, 12 edges and 2 AP (stutter sensitive) to 4 states, 12 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 139 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1)]
Stuttering acceptance computed with spot in 180 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1)]
Stuttering acceptance computed with spot in 140 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1)]
Product exploration explored 100000 steps with 18313 reset in 203 ms.
Product exploration explored 100000 steps with 18375 reset in 199 ms.
Support contains 3 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 280/280 transitions.
Applied a total of 0 rules in 4 ms. Remains 186 /186 variables (removed 0) and now considering 280/280 (removed 0) transitions.
[2023-03-18 22:14:34] [INFO ] Invariant cache hit.
[2023-03-18 22:14:34] [INFO ] Implicit Places using invariants in 84 ms returned []
[2023-03-18 22:14:34] [INFO ] Invariant cache hit.
[2023-03-18 22:14:34] [INFO ] State equation strengthened by 106 read => feed constraints.
[2023-03-18 22:14:35] [INFO ] Implicit Places using invariants and state equation in 530 ms returned []
Implicit Place search using SMT with State Equation took 620 ms to find 0 implicit places.
[2023-03-18 22:14:35] [INFO ] Invariant cache hit.
[2023-03-18 22:14:35] [INFO ] Dead Transitions using invariants and state equation in 98 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 723 ms. Remains : 186/186 places, 280/280 transitions.
Treatment of property RingSingleMessageInMbox-PT-d1m040-LTLFireability-05 finished in 6435 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 303 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 303/303 places, 1055/1055 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 282 transition count 501
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 282 transition count 501
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 46 place count 282 transition count 497
Discarding 36 places :
Symmetric choice reduction at 1 with 36 rule applications. Total rules 82 place count 246 transition count 461
Iterating global reduction 1 with 36 rules applied. Total rules applied 118 place count 246 transition count 461
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Iterating post reduction 1 with 33 rules applied. Total rules applied 151 place count 246 transition count 428
Discarding 60 places :
Symmetric choice reduction at 2 with 60 rule applications. Total rules 211 place count 186 transition count 368
Iterating global reduction 2 with 60 rules applied. Total rules applied 271 place count 186 transition count 368
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 343 place count 186 transition count 296
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 345 place count 184 transition count 270
Iterating global reduction 3 with 2 rules applied. Total rules applied 347 place count 184 transition count 270
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 348 place count 183 transition count 269
Iterating global reduction 3 with 1 rules applied. Total rules applied 349 place count 183 transition count 269
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 350 place count 183 transition count 268
Applied a total of 350 rules in 61 ms. Remains 183 /303 variables (removed 120) and now considering 268/1055 (removed 787) transitions.
// Phase 1: matrix 268 rows 183 cols
[2023-03-18 22:14:35] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-18 22:14:35] [INFO ] Implicit Places using invariants in 165 ms returned []
[2023-03-18 22:14:35] [INFO ] Invariant cache hit.
[2023-03-18 22:14:35] [INFO ] State equation strengthened by 95 read => feed constraints.
[2023-03-18 22:14:36] [INFO ] Implicit Places using invariants and state equation in 486 ms returned []
Implicit Place search using SMT with State Equation took 655 ms to find 0 implicit places.
[2023-03-18 22:14:36] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-18 22:14:36] [INFO ] Invariant cache hit.
[2023-03-18 22:14:36] [INFO ] Dead Transitions using invariants and state equation in 102 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 183/303 places, 268/1055 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 831 ms. Remains : 183/303 places, 268/1055 transitions.
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m040-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s150 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA RingSingleMessageInMbox-PT-d1m040-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d1m040-LTLFireability-07 finished in 899 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0 U p1))))'
Support contains 3 out of 303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 303/303 places, 1055/1055 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 283 transition count 535
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 283 transition count 535
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 42 place count 283 transition count 533
Discarding 35 places :
Symmetric choice reduction at 1 with 35 rule applications. Total rules 77 place count 248 transition count 498
Iterating global reduction 1 with 35 rules applied. Total rules applied 112 place count 248 transition count 498
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 40 transitions.
Iterating post reduction 1 with 40 rules applied. Total rules applied 152 place count 248 transition count 458
Discarding 56 places :
Symmetric choice reduction at 2 with 56 rule applications. Total rules 208 place count 192 transition count 402
Iterating global reduction 2 with 56 rules applied. Total rules applied 264 place count 192 transition count 402
Ensure Unique test removed 84 transitions
Reduce isomorphic transitions removed 84 transitions.
Iterating post reduction 2 with 84 rules applied. Total rules applied 348 place count 192 transition count 318
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 349 place count 191 transition count 305
Iterating global reduction 3 with 1 rules applied. Total rules applied 350 place count 191 transition count 305
Applied a total of 350 rules in 16 ms. Remains 191 /303 variables (removed 112) and now considering 305/1055 (removed 750) transitions.
// Phase 1: matrix 305 rows 191 cols
[2023-03-18 22:14:36] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-18 22:14:36] [INFO ] Implicit Places using invariants in 90 ms returned []
[2023-03-18 22:14:36] [INFO ] Invariant cache hit.
[2023-03-18 22:14:36] [INFO ] State equation strengthened by 126 read => feed constraints.
[2023-03-18 22:14:37] [INFO ] Implicit Places using invariants and state equation in 596 ms returned []
Implicit Place search using SMT with State Equation took 688 ms to find 0 implicit places.
[2023-03-18 22:14:37] [INFO ] Invariant cache hit.
[2023-03-18 22:14:37] [INFO ] Dead Transitions using invariants and state equation in 114 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 191/303 places, 305/1055 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 820 ms. Remains : 191/303 places, 305/1055 transitions.
Stuttering acceptance computed with spot in 119 ms :[(NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m040-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR p1 p0), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(AND (GEQ s1 1) (GEQ s159 1)), p0:(AND (GEQ s1 1) (GEQ s158 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA RingSingleMessageInMbox-PT-d1m040-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d1m040-LTLFireability-08 finished in 956 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||X((!p1 U p2))))'
Support contains 4 out of 303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 303/303 places, 1055/1055 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 282 transition count 499
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 282 transition count 499
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 44 place count 282 transition count 497
Discarding 36 places :
Symmetric choice reduction at 1 with 36 rule applications. Total rules 80 place count 246 transition count 461
Iterating global reduction 1 with 36 rules applied. Total rules applied 116 place count 246 transition count 461
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Iterating post reduction 1 with 33 rules applied. Total rules applied 149 place count 246 transition count 428
Discarding 60 places :
Symmetric choice reduction at 2 with 60 rule applications. Total rules 209 place count 186 transition count 368
Iterating global reduction 2 with 60 rules applied. Total rules applied 269 place count 186 transition count 368
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 341 place count 186 transition count 296
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 342 place count 185 transition count 283
Iterating global reduction 3 with 1 rules applied. Total rules applied 343 place count 185 transition count 283
Applied a total of 343 rules in 22 ms. Remains 185 /303 variables (removed 118) and now considering 283/1055 (removed 772) transitions.
// Phase 1: matrix 283 rows 185 cols
[2023-03-18 22:14:37] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-18 22:14:37] [INFO ] Implicit Places using invariants in 83 ms returned []
[2023-03-18 22:14:37] [INFO ] Invariant cache hit.
[2023-03-18 22:14:37] [INFO ] State equation strengthened by 109 read => feed constraints.
[2023-03-18 22:14:37] [INFO ] Implicit Places using invariants and state equation in 496 ms returned []
Implicit Place search using SMT with State Equation took 583 ms to find 0 implicit places.
[2023-03-18 22:14:37] [INFO ] Invariant cache hit.
[2023-03-18 22:14:38] [INFO ] Dead Transitions using invariants and state equation in 100 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 185/303 places, 283/1055 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 706 ms. Remains : 185/303 places, 283/1055 transitions.
Stuttering acceptance computed with spot in 220 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m040-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={0} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s1 1) (GEQ s108 1)), p2:(AND (GEQ s1 1) (GEQ s153 1)), p1:(AND (GEQ s1 1) (GEQ s84 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA RingSingleMessageInMbox-PT-d1m040-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d1m040-LTLFireability-09 finished in 944 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 303 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 303/303 places, 1055/1055 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 282 transition count 464
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 282 transition count 464
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 44 place count 282 transition count 462
Discarding 36 places :
Symmetric choice reduction at 1 with 36 rule applications. Total rules 80 place count 246 transition count 426
Iterating global reduction 1 with 36 rules applied. Total rules applied 116 place count 246 transition count 426
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Iterating post reduction 1 with 25 rules applied. Total rules applied 141 place count 246 transition count 401
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 205 place count 182 transition count 337
Iterating global reduction 2 with 64 rules applied. Total rules applied 269 place count 182 transition count 337
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Iterating post reduction 2 with 60 rules applied. Total rules applied 329 place count 182 transition count 277
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 331 place count 180 transition count 251
Iterating global reduction 3 with 2 rules applied. Total rules applied 333 place count 180 transition count 251
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 334 place count 179 transition count 250
Iterating global reduction 3 with 1 rules applied. Total rules applied 335 place count 179 transition count 250
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 336 place count 179 transition count 249
Applied a total of 336 rules in 41 ms. Remains 179 /303 variables (removed 124) and now considering 249/1055 (removed 806) transitions.
// Phase 1: matrix 249 rows 179 cols
[2023-03-18 22:14:38] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-18 22:14:38] [INFO ] Implicit Places using invariants in 82 ms returned []
[2023-03-18 22:14:38] [INFO ] Invariant cache hit.
[2023-03-18 22:14:38] [INFO ] State equation strengthened by 79 read => feed constraints.
[2023-03-18 22:14:38] [INFO ] Implicit Places using invariants and state equation in 398 ms returned []
Implicit Place search using SMT with State Equation took 481 ms to find 0 implicit places.
[2023-03-18 22:14:38] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 22:14:38] [INFO ] Invariant cache hit.
[2023-03-18 22:14:38] [INFO ] Dead Transitions using invariants and state equation in 95 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 179/303 places, 249/1055 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 626 ms. Remains : 179/303 places, 249/1055 transitions.
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m040-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s11 1) (GEQ s76 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA RingSingleMessageInMbox-PT-d1m040-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d1m040-LTLFireability-10 finished in 665 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 4 out of 303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 303/303 places, 1055/1055 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 283 transition count 502
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 283 transition count 502
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 44 place count 283 transition count 498
Discarding 35 places :
Symmetric choice reduction at 1 with 35 rule applications. Total rules 79 place count 248 transition count 463
Iterating global reduction 1 with 35 rules applied. Total rules applied 114 place count 248 transition count 463
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 1 with 31 rules applied. Total rules applied 145 place count 248 transition count 432
Discarding 60 places :
Symmetric choice reduction at 2 with 60 rule applications. Total rules 205 place count 188 transition count 372
Iterating global reduction 2 with 60 rules applied. Total rules applied 265 place count 188 transition count 372
Ensure Unique test removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Iterating post reduction 2 with 68 rules applied. Total rules applied 333 place count 188 transition count 304
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 335 place count 186 transition count 278
Iterating global reduction 3 with 2 rules applied. Total rules applied 337 place count 186 transition count 278
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 338 place count 185 transition count 277
Iterating global reduction 3 with 1 rules applied. Total rules applied 339 place count 185 transition count 277
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 340 place count 185 transition count 276
Applied a total of 340 rules in 21 ms. Remains 185 /303 variables (removed 118) and now considering 276/1055 (removed 779) transitions.
// Phase 1: matrix 276 rows 185 cols
[2023-03-18 22:14:38] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-18 22:14:39] [INFO ] Implicit Places using invariants in 88 ms returned []
[2023-03-18 22:14:39] [INFO ] Invariant cache hit.
[2023-03-18 22:14:39] [INFO ] State equation strengthened by 101 read => feed constraints.
[2023-03-18 22:14:39] [INFO ] Implicit Places using invariants and state equation in 491 ms returned []
Implicit Place search using SMT with State Equation took 581 ms to find 0 implicit places.
[2023-03-18 22:14:39] [INFO ] Invariant cache hit.
[2023-03-18 22:14:39] [INFO ] Dead Transitions using invariants and state equation in 101 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 185/303 places, 276/1055 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 703 ms. Remains : 185/303 places, 276/1055 transitions.
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m040-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LT s12 1) (LT s77 1) (AND (GEQ s1 1) (GEQ s153 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 290 ms.
Product exploration explored 100000 steps with 50000 reset in 311 ms.
Computed a total of 4 stabilizing places and 16 stable transitions
Graph (complete) has 683 edges and 185 vertex of which 184 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 4 stabilizing places and 16 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 61 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RingSingleMessageInMbox-PT-d1m040-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RingSingleMessageInMbox-PT-d1m040-LTLFireability-11 finished in 1456 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(!p0)))'
Support contains 2 out of 303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 303/303 places, 1055/1055 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 282 transition count 499
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 282 transition count 499
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 44 place count 282 transition count 497
Discarding 36 places :
Symmetric choice reduction at 1 with 36 rule applications. Total rules 80 place count 246 transition count 461
Iterating global reduction 1 with 36 rules applied. Total rules applied 116 place count 246 transition count 461
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Iterating post reduction 1 with 33 rules applied. Total rules applied 149 place count 246 transition count 428
Discarding 60 places :
Symmetric choice reduction at 2 with 60 rule applications. Total rules 209 place count 186 transition count 368
Iterating global reduction 2 with 60 rules applied. Total rules applied 269 place count 186 transition count 368
Ensure Unique test removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Iterating post reduction 2 with 68 rules applied. Total rules applied 337 place count 186 transition count 300
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 339 place count 184 transition count 274
Iterating global reduction 3 with 2 rules applied. Total rules applied 341 place count 184 transition count 274
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 342 place count 183 transition count 273
Iterating global reduction 3 with 1 rules applied. Total rules applied 343 place count 183 transition count 273
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 344 place count 183 transition count 272
Applied a total of 344 rules in 19 ms. Remains 183 /303 variables (removed 120) and now considering 272/1055 (removed 783) transitions.
// Phase 1: matrix 272 rows 183 cols
[2023-03-18 22:14:40] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-18 22:14:40] [INFO ] Implicit Places using invariants in 97 ms returned []
[2023-03-18 22:14:40] [INFO ] Invariant cache hit.
[2023-03-18 22:14:40] [INFO ] State equation strengthened by 99 read => feed constraints.
[2023-03-18 22:14:40] [INFO ] Implicit Places using invariants and state equation in 480 ms returned []
Implicit Place search using SMT with State Equation took 577 ms to find 0 implicit places.
[2023-03-18 22:14:40] [INFO ] Invariant cache hit.
[2023-03-18 22:14:41] [INFO ] Dead Transitions using invariants and state equation in 105 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 183/303 places, 272/1055 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 713 ms. Remains : 183/303 places, 272/1055 transitions.
Stuttering acceptance computed with spot in 79 ms :[true, p0, p0]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m040-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(NOT p0), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s1 1) (GEQ s151 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 328 steps with 74 reset in 2 ms.
FORMULA RingSingleMessageInMbox-PT-d1m040-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d1m040-LTLFireability-12 finished in 809 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 out of 303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 303/303 places, 1055/1055 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 282 transition count 499
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 282 transition count 499
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 44 place count 282 transition count 497
Discarding 36 places :
Symmetric choice reduction at 1 with 36 rule applications. Total rules 80 place count 246 transition count 461
Iterating global reduction 1 with 36 rules applied. Total rules applied 116 place count 246 transition count 461
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Iterating post reduction 1 with 33 rules applied. Total rules applied 149 place count 246 transition count 428
Discarding 60 places :
Symmetric choice reduction at 2 with 60 rule applications. Total rules 209 place count 186 transition count 368
Iterating global reduction 2 with 60 rules applied. Total rules applied 269 place count 186 transition count 368
Ensure Unique test removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Iterating post reduction 2 with 68 rules applied. Total rules applied 337 place count 186 transition count 300
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 339 place count 184 transition count 274
Iterating global reduction 3 with 2 rules applied. Total rules applied 341 place count 184 transition count 274
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 342 place count 183 transition count 273
Iterating global reduction 3 with 1 rules applied. Total rules applied 343 place count 183 transition count 273
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 344 place count 183 transition count 272
Applied a total of 344 rules in 16 ms. Remains 183 /303 variables (removed 120) and now considering 272/1055 (removed 783) transitions.
[2023-03-18 22:14:41] [INFO ] Invariant cache hit.
[2023-03-18 22:14:41] [INFO ] Implicit Places using invariants in 82 ms returned []
[2023-03-18 22:14:41] [INFO ] Invariant cache hit.
[2023-03-18 22:14:41] [INFO ] State equation strengthened by 99 read => feed constraints.
[2023-03-18 22:14:41] [INFO ] Implicit Places using invariants and state equation in 490 ms returned []
Implicit Place search using SMT with State Equation took 577 ms to find 0 implicit places.
[2023-03-18 22:14:41] [INFO ] Invariant cache hit.
[2023-03-18 22:14:41] [INFO ] Dead Transitions using invariants and state equation in 97 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 183/303 places, 272/1055 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 693 ms. Remains : 183/303 places, 272/1055 transitions.
Stuttering acceptance computed with spot in 86 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m040-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s1 1) (GEQ s151 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA RingSingleMessageInMbox-PT-d1m040-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d1m040-LTLFireability-13 finished in 790 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 303 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 303/303 places, 1055/1055 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 282 transition count 464
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 282 transition count 464
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 43 place count 282 transition count 463
Discarding 37 places :
Symmetric choice reduction at 1 with 37 rule applications. Total rules 80 place count 245 transition count 426
Iterating global reduction 1 with 37 rules applied. Total rules applied 117 place count 245 transition count 426
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 143 place count 245 transition count 400
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 207 place count 181 transition count 336
Iterating global reduction 2 with 64 rules applied. Total rules applied 271 place count 181 transition count 336
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Iterating post reduction 2 with 60 rules applied. Total rules applied 331 place count 181 transition count 276
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 333 place count 179 transition count 250
Iterating global reduction 3 with 2 rules applied. Total rules applied 335 place count 179 transition count 250
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 336 place count 178 transition count 249
Iterating global reduction 3 with 1 rules applied. Total rules applied 337 place count 178 transition count 249
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 338 place count 178 transition count 248
Applied a total of 338 rules in 38 ms. Remains 178 /303 variables (removed 125) and now considering 248/1055 (removed 807) transitions.
// Phase 1: matrix 248 rows 178 cols
[2023-03-18 22:14:42] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-18 22:14:42] [INFO ] Implicit Places using invariants in 79 ms returned []
[2023-03-18 22:14:42] [INFO ] Invariant cache hit.
[2023-03-18 22:14:42] [INFO ] State equation strengthened by 79 read => feed constraints.
[2023-03-18 22:14:42] [INFO ] Implicit Places using invariants and state equation in 383 ms returned []
Implicit Place search using SMT with State Equation took 464 ms to find 0 implicit places.
[2023-03-18 22:14:42] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 22:14:42] [INFO ] Invariant cache hit.
[2023-03-18 22:14:42] [INFO ] Dead Transitions using invariants and state equation in 97 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 178/303 places, 248/1055 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 613 ms. Remains : 178/303 places, 248/1055 transitions.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m040-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s96 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 11 steps with 0 reset in 1 ms.
FORMULA RingSingleMessageInMbox-PT-d1m040-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d1m040-LTLFireability-14 finished in 663 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((G(p1)||p0)))'
Support contains 3 out of 303 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 303/303 places, 1055/1055 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 283 transition count 502
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 283 transition count 502
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 44 place count 283 transition count 498
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 62 place count 265 transition count 480
Iterating global reduction 1 with 18 rules applied. Total rules applied 80 place count 265 transition count 480
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 84 place count 265 transition count 476
Discarding 75 places :
Symmetric choice reduction at 2 with 75 rule applications. Total rules 159 place count 190 transition count 401
Iterating global reduction 2 with 75 rules applied. Total rules applied 234 place count 190 transition count 401
Ensure Unique test removed 90 transitions
Reduce isomorphic transitions removed 90 transitions.
Iterating post reduction 2 with 90 rules applied. Total rules applied 324 place count 190 transition count 311
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 326 place count 188 transition count 281
Iterating global reduction 3 with 2 rules applied. Total rules applied 328 place count 188 transition count 281
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 329 place count 187 transition count 280
Iterating global reduction 3 with 1 rules applied. Total rules applied 330 place count 187 transition count 280
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 335 place count 182 transition count 275
Iterating global reduction 3 with 5 rules applied. Total rules applied 340 place count 182 transition count 275
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 3 with 15 rules applied. Total rules applied 355 place count 182 transition count 260
Applied a total of 355 rules in 38 ms. Remains 182 /303 variables (removed 121) and now considering 260/1055 (removed 795) transitions.
// Phase 1: matrix 260 rows 182 cols
[2023-03-18 22:14:42] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-18 22:14:42] [INFO ] Implicit Places using invariants in 100 ms returned []
[2023-03-18 22:14:42] [INFO ] Invariant cache hit.
[2023-03-18 22:14:42] [INFO ] State equation strengthened by 89 read => feed constraints.
[2023-03-18 22:14:43] [INFO ] Implicit Places using invariants and state equation in 416 ms returned []
Implicit Place search using SMT with State Equation took 519 ms to find 0 implicit places.
[2023-03-18 22:14:43] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-18 22:14:43] [INFO ] Invariant cache hit.
[2023-03-18 22:14:43] [INFO ] Dead Transitions using invariants and state equation in 102 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 182/303 places, 260/1055 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 667 ms. Remains : 182/303 places, 260/1055 transitions.
Stuttering acceptance computed with spot in 232 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m040-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=2, aps=[p1:(OR (LT s1 1) (LT s148 1)), p0:(OR (LT s1 1) (LT s149 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Entered a terminal (fully accepting) state of product in 230 steps with 46 reset in 2 ms.
FORMULA RingSingleMessageInMbox-PT-d1m040-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d1m040-LTLFireability-15 finished in 915 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((F(p0)||X((p1||F(p0)))))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(F(X(G(X(X((!(p0 U p1)||X(!p0)))))))))'
Found a Lengthening insensitive property : RingSingleMessageInMbox-PT-d1m040-LTLFireability-05
Stuttering acceptance computed with spot in 138 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1)]
Support contains 3 out of 303 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 303/303 places, 1055/1055 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 283 transition count 535
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 283 transition count 535
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 42 place count 283 transition count 533
Discarding 35 places :
Symmetric choice reduction at 1 with 35 rule applications. Total rules 77 place count 248 transition count 498
Iterating global reduction 1 with 35 rules applied. Total rules applied 112 place count 248 transition count 498
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 40 transitions.
Iterating post reduction 1 with 40 rules applied. Total rules applied 152 place count 248 transition count 458
Discarding 56 places :
Symmetric choice reduction at 2 with 56 rule applications. Total rules 208 place count 192 transition count 402
Iterating global reduction 2 with 56 rules applied. Total rules applied 264 place count 192 transition count 402
Ensure Unique test removed 84 transitions
Reduce isomorphic transitions removed 84 transitions.
Iterating post reduction 2 with 84 rules applied. Total rules applied 348 place count 192 transition count 318
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 349 place count 191 transition count 305
Iterating global reduction 3 with 1 rules applied. Total rules applied 350 place count 191 transition count 305
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 351 place count 190 transition count 304
Iterating global reduction 3 with 1 rules applied. Total rules applied 352 place count 190 transition count 304
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 356 place count 186 transition count 300
Iterating global reduction 3 with 4 rules applied. Total rules applied 360 place count 186 transition count 300
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 3 with 20 rules applied. Total rules applied 380 place count 186 transition count 280
Applied a total of 380 rules in 32 ms. Remains 186 /303 variables (removed 117) and now considering 280/1055 (removed 775) transitions.
// Phase 1: matrix 280 rows 186 cols
[2023-03-18 22:14:43] [INFO ] Computed 3 place invariants in 4 ms
[2023-03-18 22:14:43] [INFO ] Implicit Places using invariants in 89 ms returned []
[2023-03-18 22:14:44] [INFO ] Invariant cache hit.
[2023-03-18 22:14:44] [INFO ] State equation strengthened by 106 read => feed constraints.
[2023-03-18 22:14:44] [INFO ] Implicit Places using invariants and state equation in 554 ms returned []
Implicit Place search using SMT with State Equation took 659 ms to find 0 implicit places.
[2023-03-18 22:14:44] [INFO ] Invariant cache hit.
[2023-03-18 22:14:44] [INFO ] Dead Transitions using invariants and state equation in 99 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 186/303 places, 280/1055 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 793 ms. Remains : 186/303 places, 280/1055 transitions.
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m040-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 0}, { cond=p1, acceptance={} source=0 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={0} source=2 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 1}, { cond=(AND p0 p1), acceptance={0} source=3 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s1 1) (GEQ s154 1)), p1:(AND (GEQ s1 1) (GEQ s153 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, sl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 18246 reset in 199 ms.
Product exploration explored 100000 steps with 18432 reset in 206 ms.
Computed a total of 19 stabilizing places and 70 stable transitions
Graph (complete) has 686 edges and 186 vertex of which 185 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.5 ms
Computed a total of 19 stabilizing places and 70 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 401 ms. Reduced automaton from 4 states, 14 edges and 2 AP (stutter sensitive) to 4 states, 14 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 143 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1)]
Incomplete random walk after 10000 steps, including 1875 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 5) seen :4
Incomplete Best-First random walk after 10001 steps, including 279 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-18 22:14:45] [INFO ] Invariant cache hit.
[2023-03-18 22:14:45] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-18 22:14:45] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-18 22:14:45] [INFO ] After 104ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (G (NOT (AND p0 p1)))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (NOT (AND (NOT p0) (NOT p1)))), (F (AND p0 (NOT p1))), (F p1)]
Knowledge based reduction with 12 factoid took 550 ms. Reduced automaton from 4 states, 14 edges and 2 AP (stutter sensitive) to 4 states, 12 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 127 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1)]
Stuttering acceptance computed with spot in 151 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1)]
Support contains 3 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 280/280 transitions.
Applied a total of 0 rules in 4 ms. Remains 186 /186 variables (removed 0) and now considering 280/280 (removed 0) transitions.
[2023-03-18 22:14:46] [INFO ] Invariant cache hit.
[2023-03-18 22:14:46] [INFO ] Implicit Places using invariants in 79 ms returned []
[2023-03-18 22:14:46] [INFO ] Invariant cache hit.
[2023-03-18 22:14:46] [INFO ] State equation strengthened by 106 read => feed constraints.
[2023-03-18 22:14:47] [INFO ] Implicit Places using invariants and state equation in 544 ms returned []
Implicit Place search using SMT with State Equation took 625 ms to find 0 implicit places.
[2023-03-18 22:14:47] [INFO ] Invariant cache hit.
[2023-03-18 22:14:47] [INFO ] Dead Transitions using invariants and state equation in 103 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 734 ms. Remains : 186/186 places, 280/280 transitions.
Computed a total of 19 stabilizing places and 70 stable transitions
Graph (complete) has 686 edges and 186 vertex of which 185 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 19 stabilizing places and 70 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 247 ms. Reduced automaton from 4 states, 12 edges and 2 AP (stutter sensitive) to 4 states, 12 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 143 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1)]
Finished random walk after 188 steps, including 28 resets, run visited all 3 properties in 2 ms. (steps per millisecond=94 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1)))), (F p0), (F p1)]
Knowledge based reduction with 7 factoid took 381 ms. Reduced automaton from 4 states, 12 edges and 2 AP (stutter sensitive) to 4 states, 12 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 134 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1)]
Stuttering acceptance computed with spot in 214 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1)]
Stuttering acceptance computed with spot in 169 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1)]
Product exploration explored 100000 steps with 18501 reset in 198 ms.
Product exploration explored 100000 steps with 18486 reset in 207 ms.
Support contains 3 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 280/280 transitions.
Applied a total of 0 rules in 1 ms. Remains 186 /186 variables (removed 0) and now considering 280/280 (removed 0) transitions.
[2023-03-18 22:14:49] [INFO ] Invariant cache hit.
[2023-03-18 22:14:49] [INFO ] Implicit Places using invariants in 88 ms returned []
[2023-03-18 22:14:49] [INFO ] Invariant cache hit.
[2023-03-18 22:14:49] [INFO ] State equation strengthened by 106 read => feed constraints.
[2023-03-18 22:14:49] [INFO ] Implicit Places using invariants and state equation in 536 ms returned []
Implicit Place search using SMT with State Equation took 627 ms to find 0 implicit places.
[2023-03-18 22:14:49] [INFO ] Invariant cache hit.
[2023-03-18 22:14:49] [INFO ] Dead Transitions using invariants and state equation in 95 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 724 ms. Remains : 186/186 places, 280/280 transitions.
Treatment of property RingSingleMessageInMbox-PT-d1m040-LTLFireability-05 finished in 6277 ms.
[2023-03-18 22:14:49] [INFO ] Flatten gal took : 39 ms
[2023-03-18 22:14:49] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-18 22:14:49] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 303 places, 1055 transitions and 4191 arcs took 6 ms.
Total runtime 39618 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1569/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1569/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : RingSingleMessageInMbox-PT-d1m040-LTLFireability-04
Could not compute solution for formula : RingSingleMessageInMbox-PT-d1m040-LTLFireability-05

BK_STOP 1679177691686

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name RingSingleMessageInMbox-PT-d1m040-LTLFireability-04
ltl formula formula --ltl=/tmp/1569/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
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 303 places, 1055 transitions and 4191 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 0.230 real 0.050 user 0.030 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1569/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1569/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1569/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1569/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size
ltl formula name RingSingleMessageInMbox-PT-d1m040-LTLFireability-05
ltl formula formula --ltl=/tmp/1569/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
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
pnml2lts-mc( 0/ 4): Petri net has 303 places, 1055 transitions and 4191 arcs
Warning: program compiled against libxml 210 using older 209
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 0.220 real 0.050 user 0.020 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1569/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1569/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1569/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1569/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)

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="RingSingleMessageInMbox-PT-d1m040"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is RingSingleMessageInMbox-PT-d1m040, 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 r329-tall-167889202600860"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RingSingleMessageInMbox-PT-d1m040.tgz
mv RingSingleMessageInMbox-PT-d1m040 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 ;