Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r039-tajo-167813692300292.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is BridgeAndVehicles-PT-V80P20N50, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r039-tajo-167813692300292
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 27M
-rw-r--r-- 1 mcc users 25K Feb 25 13:05 CTLCardinality.txt
-rw-r--r-- 1 mcc users 139K Feb 25 13:05 CTLCardinality.xml
-rw-r--r-- 1 mcc users 1.2M Feb 25 12:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 4.3M Feb 25 12:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 9.3K Feb 25 15:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 38K Feb 25 15:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 743K Feb 25 15:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 2.2M Feb 25 15:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 53K Feb 25 14:42 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 261K Feb 25 14:42 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.3M Feb 25 14:34 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 8.5M Feb 25 14:34 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Feb 25 15:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Feb 25 15:36 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 7.1M Mar 5 18:22 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 BridgeAndVehicles-PT-V80P20N50-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-PT-V80P20N50-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-PT-V80P20N50-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-PT-V80P20N50-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-PT-V80P20N50-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-PT-V80P20N50-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-PT-V80P20N50-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-PT-V80P20N50-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-PT-V80P20N50-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-PT-V80P20N50-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-PT-V80P20N50-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-PT-V80P20N50-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-PT-V80P20N50-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-PT-V80P20N50-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-PT-V80P20N50-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-PT-V80P20N50-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678489651542

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=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-PT-V80P20N50
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-10 23:07:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-10 23:07:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-10 23:07:34] [INFO ] Load time of PNML (sax parser for PT used): 330 ms
[2023-03-10 23:07:34] [INFO ] Transformed 228 places.
[2023-03-10 23:07:34] [INFO ] Transformed 8588 transitions.
[2023-03-10 23:07:34] [INFO ] Parsed PT model containing 228 places and 8588 transitions and 67470 arcs in 531 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 85 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA BridgeAndVehicles-PT-V80P20N50-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V80P20N50-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V80P20N50-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 226 out of 228 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 228/228 places, 8588/8588 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 226 transition count 8588
Applied a total of 2 rules in 111 ms. Remains 226 /228 variables (removed 2) and now considering 8588/8588 (removed 0) transitions.
[2023-03-10 23:07:36] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
// Phase 1: matrix 530 rows 226 cols
[2023-03-10 23:07:36] [INFO ] Computed 5 place invariants in 43 ms
[2023-03-10 23:07:39] [INFO ] Dead Transitions using invariants and state equation in 3228 ms found 0 transitions.
[2023-03-10 23:07:39] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:07:39] [INFO ] Invariant cache hit.
[2023-03-10 23:07:39] [INFO ] Implicit Places using invariants in 49 ms returned []
[2023-03-10 23:07:39] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:07:39] [INFO ] Invariant cache hit.
[2023-03-10 23:07:39] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:07:40] [INFO ] Implicit Places using invariants and state equation in 391 ms returned []
Implicit Place search using SMT with State Equation took 442 ms to find 0 implicit places.
[2023-03-10 23:07:40] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:07:40] [INFO ] Invariant cache hit.
[2023-03-10 23:07:42] [INFO ] Dead Transitions using invariants and state equation in 2573 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 226/228 places, 8588/8588 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6395 ms. Remains : 226/228 places, 8588/8588 transitions.
Support contains 226 out of 226 places after structural reductions.
[2023-03-10 23:07:44] [INFO ] Flatten gal took : 717 ms
[2023-03-10 23:07:47] [INFO ] Flatten gal took : 800 ms
[2023-03-10 23:07:51] [INFO ] Input system was already deterministic with 8588 transitions.
Incomplete random walk after 10000 steps, including 14 resets, run finished after 1216 ms. (steps per millisecond=8 ) properties (out of 22) seen :18
Incomplete Best-First random walk after 10000 steps, including 5 resets, run finished after 145 ms. (steps per millisecond=68 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 141 ms. (steps per millisecond=70 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 5 resets, run finished after 139 ms. (steps per millisecond=71 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 138 ms. (steps per millisecond=72 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-10 23:07:53] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:07:53] [INFO ] Invariant cache hit.
[2023-03-10 23:07:54] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-10 23:07:54] [INFO ] After 530ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-10 23:07:54] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 23:07:55] [INFO ] After 389ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-10 23:07:55] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:07:55] [INFO ] After 735ms SMT Verify possible using 102 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-10 23:07:57] [INFO ] After 1862ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 580 ms.
[2023-03-10 23:07:57] [INFO ] After 3031ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 226 ms.
Support contains 11 out of 226 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 225 transition count 8587
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 225 transition count 8587
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 23 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 223 transition count 8586
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 27 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 221 transition count 8584
Applied a total of 9 rules in 3193 ms. Remains 221 /226 variables (removed 5) and now considering 8584/8588 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3197 ms. Remains : 221/226 places, 8584/8588 transitions.
Incomplete random walk after 10000 steps, including 20 resets, run finished after 388 ms. (steps per millisecond=25 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 180 ms. (steps per millisecond=55 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 169 ms. (steps per millisecond=59 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 175 ms. (steps per millisecond=57 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 8 resets, run finished after 170 ms. (steps per millisecond=58 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 74379 steps, run timeout after 3001 ms. (steps per millisecond=24 ) properties seen :{}
Probabilistic random walk after 74379 steps, saw 26018 distinct states, run finished after 3002 ms. (steps per millisecond=24 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-10 23:08:05] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
// Phase 1: matrix 526 rows 221 cols
[2023-03-10 23:08:05] [INFO ] Computed 4 place invariants in 14 ms
[2023-03-10 23:08:05] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-10 23:08:05] [INFO ] After 393ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-10 23:08:05] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2023-03-10 23:08:06] [INFO ] After 315ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-10 23:08:06] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:08:07] [INFO ] After 1099ms SMT Verify possible using 102 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-10 23:08:09] [INFO ] After 2895ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 719 ms.
[2023-03-10 23:08:09] [INFO ] After 4081ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 72 ms.
Support contains 11 out of 221 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 221/221 places, 8584/8584 transitions.
Applied a total of 0 rules in 2893 ms. Remains 221 /221 variables (removed 0) and now considering 8584/8584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2893 ms. Remains : 221/221 places, 8584/8584 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 221/221 places, 8584/8584 transitions.
Applied a total of 0 rules in 2181 ms. Remains 221 /221 variables (removed 0) and now considering 8584/8584 (removed 0) transitions.
[2023-03-10 23:08:14] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:08:14] [INFO ] Invariant cache hit.
[2023-03-10 23:08:15] [INFO ] Implicit Places using invariants in 700 ms returned []
[2023-03-10 23:08:15] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:08:15] [INFO ] Invariant cache hit.
[2023-03-10 23:08:15] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:08:19] [INFO ] Implicit Places using invariants and state equation in 3525 ms returned [82, 166]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 4247 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 219/221 places, 8584/8584 transitions.
Applied a total of 0 rules in 2345 ms. Remains 219 /219 variables (removed 0) and now considering 8584/8584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 8775 ms. Remains : 219/221 places, 8584/8584 transitions.
Incomplete random walk after 10000 steps, including 20 resets, run finished after 360 ms. (steps per millisecond=27 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 171 ms. (steps per millisecond=58 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 176 ms. (steps per millisecond=56 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 180 ms. (steps per millisecond=55 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 165 ms. (steps per millisecond=60 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 79230 steps, run timeout after 3001 ms. (steps per millisecond=26 ) properties seen :{}
Probabilistic random walk after 79230 steps, saw 27609 distinct states, run finished after 3002 ms. (steps per millisecond=26 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-10 23:08:25] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
// Phase 1: matrix 526 rows 219 cols
[2023-03-10 23:08:25] [INFO ] Computed 4 place invariants in 6 ms
[2023-03-10 23:08:25] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-10 23:08:26] [INFO ] After 328ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-10 23:08:26] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2023-03-10 23:08:26] [INFO ] After 336ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-10 23:08:26] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:08:27] [INFO ] After 867ms SMT Verify possible using 102 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-10 23:08:28] [INFO ] After 2202ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 1080 ms.
[2023-03-10 23:08:29] [INFO ] After 3803ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 106 ms.
Support contains 11 out of 219 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 219/219 places, 8584/8584 transitions.
Applied a total of 0 rules in 2777 ms. Remains 219 /219 variables (removed 0) and now considering 8584/8584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2779 ms. Remains : 219/219 places, 8584/8584 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 219/219 places, 8584/8584 transitions.
Applied a total of 0 rules in 3186 ms. Remains 219 /219 variables (removed 0) and now considering 8584/8584 (removed 0) transitions.
[2023-03-10 23:08:35] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:08:35] [INFO ] Invariant cache hit.
[2023-03-10 23:08:36] [INFO ] Implicit Places using invariants in 712 ms returned []
[2023-03-10 23:08:36] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:08:36] [INFO ] Invariant cache hit.
[2023-03-10 23:08:38] [INFO ] Implicit Places using invariants and state equation in 1452 ms returned []
Implicit Place search using SMT with State Equation took 2169 ms to find 0 implicit places.
[2023-03-10 23:08:39] [INFO ] Redundant transitions in 1295 ms returned []
[2023-03-10 23:08:39] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:08:39] [INFO ] Invariant cache hit.
[2023-03-10 23:08:41] [INFO ] Dead Transitions using invariants and state equation in 2498 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9162 ms. Remains : 219/219 places, 8584/8584 transitions.
Ensure Unique test removed 8058 transitions
Reduce isomorphic transitions removed 8058 transitions.
Iterating post reduction 0 with 8058 rules applied. Total rules applied 8058 place count 219 transition count 526
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 8060 place count 219 transition count 524
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 8062 place count 217 transition count 524
Applied a total of 8062 rules in 30 ms. Remains 217 /219 variables (removed 2) and now considering 524/8584 (removed 8060) transitions.
Running SMT prover for 4 properties.
// Phase 1: matrix 524 rows 217 cols
[2023-03-10 23:08:41] [INFO ] Computed 4 place invariants in 6 ms
[2023-03-10 23:08:42] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-10 23:08:42] [INFO ] After 267ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-10 23:08:42] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-10 23:08:42] [INFO ] After 173ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-10 23:08:42] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-10 23:08:42] [INFO ] After 80ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-10 23:08:42] [INFO ] After 215ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 109 ms.
[2023-03-10 23:08:42] [INFO ] After 559ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Computed a total of 169 stabilizing places and 324 stable transitions
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((F(p0)&&X(X((p1||X(G(p2)))))))))'
Support contains 216 out of 226 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Applied a total of 0 rules in 79 ms. Remains 226 /226 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
[2023-03-10 23:08:43] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
// Phase 1: matrix 530 rows 226 cols
[2023-03-10 23:08:43] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-10 23:08:46] [INFO ] Dead Transitions using invariants and state equation in 2278 ms found 0 transitions.
[2023-03-10 23:08:46] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:08:46] [INFO ] Invariant cache hit.
[2023-03-10 23:08:46] [INFO ] Implicit Places using invariants in 243 ms returned []
[2023-03-10 23:08:46] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:08:46] [INFO ] Invariant cache hit.
[2023-03-10 23:08:46] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:08:47] [INFO ] Implicit Places using invariants and state equation in 922 ms returned []
Implicit Place search using SMT with State Equation took 1169 ms to find 0 implicit places.
[2023-03-10 23:08:47] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:08:47] [INFO ] Invariant cache hit.
[2023-03-10 23:08:49] [INFO ] Dead Transitions using invariants and state equation in 2531 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6061 ms. Remains : 226/226 places, 8588/8588 transitions.
Stuttering acceptance computed with spot in 567 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 4}, { cond=true, acceptance={} source=3 dest: 6}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 5}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p0) p2), acceptance={} source=5 dest: 5}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=6 dest: 4}, { cond=(AND (NOT p1) p2), acceptance={} source=6 dest: 6}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=6 dest: 6}]], initial=0, aps=[p0:(LT s171 1), p1:(AND (OR (LT s84 1) (LT s86 1) (LT s94 1) (LT s168 1)) (OR (LT s84 1) (LT s86 1) (LT s133 1) (LT s168 1)) (OR (LT s84 1) (LT s86 1) (LT...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 25000 reset in 3156 ms.
Product exploration explored 100000 steps with 25000 reset in 2738 ms.
Computed a total of 169 stabilizing places and 324 stable transitions
Computed a total of 169 stabilizing places and 324 stable transitions
Detected a total of 169/226 stabilizing places and 324/8588 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X p0), true, (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 384 ms. Reduced automaton from 7 states, 12 edges and 3 AP (stutter sensitive) to 7 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 404 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p0), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 14 resets, run finished after 813 ms. (steps per millisecond=12 ) properties (out of 6) seen :5
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 3216 ms. (steps per millisecond=3 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-10 23:09:01] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:09:01] [INFO ] Invariant cache hit.
[2023-03-10 23:09:06] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2023-03-10 23:09:07] [INFO ] After 280ms 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 p0 p1 (NOT p2)), (X p0), true, (X (X p0)), (F (OR (G p0) (G (NOT p0)))), (G (NOT (AND (NOT p1) p2)))]
False Knowledge obtained : [(F (AND (NOT p0) p2)), (F (AND (NOT p1) (NOT p2))), (F (NOT p0)), (F (AND (NOT p0) (NOT p2))), (F (AND (NOT p1) (NOT p0)))]
Knowledge based reduction with 6 factoid took 485 ms. Reduced automaton from 7 states, 10 edges and 3 AP (stutter sensitive) to 7 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 407 ms :[(NOT p1), (NOT p1), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1)]
Stuttering acceptance computed with spot in 925 ms :[(NOT p1), (NOT p1), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1)]
Support contains 216 out of 226 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Applied a total of 0 rules in 42 ms. Remains 226 /226 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
[2023-03-10 23:09:08] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:09:08] [INFO ] Invariant cache hit.
[2023-03-10 23:09:12] [INFO ] Dead Transitions using invariants and state equation in 3298 ms found 0 transitions.
[2023-03-10 23:09:12] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:09:12] [INFO ] Invariant cache hit.
[2023-03-10 23:09:12] [INFO ] Implicit Places using invariants in 385 ms returned []
[2023-03-10 23:09:12] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:09:12] [INFO ] Invariant cache hit.
[2023-03-10 23:09:13] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:09:13] [INFO ] Implicit Places using invariants and state equation in 1096 ms returned []
Implicit Place search using SMT with State Equation took 1487 ms to find 0 implicit places.
[2023-03-10 23:09:13] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:09:13] [INFO ] Invariant cache hit.
[2023-03-10 23:09:16] [INFO ] Dead Transitions using invariants and state equation in 2609 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7449 ms. Remains : 226/226 places, 8588/8588 transitions.
Computed a total of 169 stabilizing places and 324 stable transitions
Computed a total of 169 stabilizing places and 324 stable transitions
Detected a total of 169/226 stabilizing places and 324/8588 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p0 p1 (NOT p2)), true, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 217 ms. Reduced automaton from 7 states, 9 edges and 3 AP (stutter sensitive) to 7 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 404 ms :[(NOT p1), (NOT p1), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1)]
Finished random walk after 8711 steps, including 12 resets, run visited all 5 properties in 676 ms. (steps per millisecond=12 )
Knowledge obtained : [(AND p0 p1 (NOT p2)), true, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p1)), (F (AND (NOT p0) p2)), (F (NOT p0)), (F (AND (NOT p0) (NOT p2))), (F (AND (NOT p1) (NOT p0)))]
Knowledge based reduction with 3 factoid took 419 ms. Reduced automaton from 7 states, 9 edges and 3 AP (stutter sensitive) to 7 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 383 ms :[(NOT p1), (NOT p1), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1)]
Stuttering acceptance computed with spot in 423 ms :[(NOT p1), (NOT p1), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1)]
Stuttering acceptance computed with spot in 463 ms :[(NOT p1), (NOT p1), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1)]
Product exploration explored 100000 steps with 25000 reset in 3179 ms.
Product exploration explored 100000 steps with 25000 reset in 2807 ms.
Applying partial POR strategy [false, false, true, false, false, true, false]
Stuttering acceptance computed with spot in 385 ms :[(NOT p1), (NOT p1), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1)]
Support contains 216 out of 226 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Applied a total of 0 rules in 3792 ms. Remains 226 /226 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
[2023-03-10 23:09:30] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:09:30] [INFO ] Invariant cache hit.
[2023-03-10 23:09:32] [INFO ] Dead Transitions using invariants and state equation in 2266 ms found 0 transitions.
[2023-03-10 23:09:33] [INFO ] Redundant transitions in 1016 ms returned []
[2023-03-10 23:09:33] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:09:33] [INFO ] Invariant cache hit.
[2023-03-10 23:09:36] [INFO ] Dead Transitions using invariants and state equation in 2647 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9730 ms. Remains : 226/226 places, 8588/8588 transitions.
Support contains 216 out of 226 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Applied a total of 0 rules in 39 ms. Remains 226 /226 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
[2023-03-10 23:09:36] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:09:36] [INFO ] Invariant cache hit.
[2023-03-10 23:09:38] [INFO ] Dead Transitions using invariants and state equation in 2471 ms found 0 transitions.
[2023-03-10 23:09:38] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:09:38] [INFO ] Invariant cache hit.
[2023-03-10 23:09:38] [INFO ] Implicit Places using invariants in 214 ms returned []
[2023-03-10 23:09:38] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:09:38] [INFO ] Invariant cache hit.
[2023-03-10 23:09:39] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:09:39] [INFO ] Implicit Places using invariants and state equation in 944 ms returned [82]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1195 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 225/226 places, 8588/8588 transitions.
Applied a total of 0 rules in 61 ms. Remains 225 /225 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3777 ms. Remains : 225/226 places, 8588/8588 transitions.
Treatment of property BridgeAndVehicles-PT-V80P20N50-LTLFireability-00 finished in 57609 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((!p0||X(!p1))) U ((!p1&&X((!p0||X(!p1))))||X(G((!p0||X(!p1)))))))'
Support contains 135 out of 226 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 225 transition count 8587
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 225 transition count 8587
Applied a total of 2 rules in 92 ms. Remains 225 /226 variables (removed 1) and now considering 8587/8588 (removed 1) transitions.
[2023-03-10 23:09:41] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
// Phase 1: matrix 529 rows 225 cols
[2023-03-10 23:09:41] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-10 23:09:43] [INFO ] Dead Transitions using invariants and state equation in 2541 ms found 0 transitions.
[2023-03-10 23:09:44] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:09:44] [INFO ] Invariant cache hit.
[2023-03-10 23:09:44] [INFO ] Implicit Places using invariants in 494 ms returned []
[2023-03-10 23:09:44] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:09:44] [INFO ] Invariant cache hit.
[2023-03-10 23:09:44] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:09:46] [INFO ] Implicit Places using invariants and state equation in 1970 ms returned [82, 168]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2492 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 223/226 places, 8587/8588 transitions.
Applied a total of 0 rules in 91 ms. Remains 223 /223 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 5229 ms. Remains : 223/226 places, 8587/8588 transitions.
Stuttering acceptance computed with spot in 215 ms :[(AND p0 p1), (AND p0 p1), p1, true, (AND p0 p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}, { cond=(AND p1 p0), acceptance={0} source=1 dest: 4}], [{ cond=p1, acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=p1, acceptance={} source=4 dest: 0}, { cond=p1, acceptance={} source=4 dest: 1}, { cond=(AND p1 p0), acceptance={0} source=4 dest: 4}]], initial=1, aps=[p0:(OR (AND (GEQ s167 1) (GEQ s222 1)) (AND (GEQ s168 1) (GEQ s222 1))), p1:(OR (AND (GEQ s1 1) (GEQ s84 1) (GEQ s146 1) (GEQ s209 1)) (AND (GEQ s1 1) (GE...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration timeout after 38230 steps with 19115 reset in 10001 ms.
Product exploration timeout after 39250 steps with 19625 reset in 10001 ms.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND p1 p0))), true, (X (X (NOT p0))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge :(X (NOT p0))
Knowledge based reduction with 7 factoid took 200 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V80P20N50-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V80P20N50-LTLFireability-01 finished in 26009 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(X(F(p0))))'
Support contains 3 out of 226 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 225 transition count 8587
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 225 transition count 8587
Applied a total of 2 rules in 138 ms. Remains 225 /226 variables (removed 1) and now considering 8587/8588 (removed 1) transitions.
[2023-03-10 23:10:07] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:10:07] [INFO ] Invariant cache hit.
[2023-03-10 23:10:09] [INFO ] Dead Transitions using invariants and state equation in 2356 ms found 0 transitions.
[2023-03-10 23:10:09] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:10:09] [INFO ] Invariant cache hit.
[2023-03-10 23:10:10] [INFO ] Implicit Places using invariants in 1110 ms returned []
[2023-03-10 23:10:10] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:10:10] [INFO ] Invariant cache hit.
[2023-03-10 23:10:13] [INFO ] Implicit Places using invariants and state equation in 2247 ms returned [82, 168]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 3370 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 223/226 places, 8587/8588 transitions.
Applied a total of 0 rules in 64 ms. Remains 223 /223 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 5943 ms. Remains : 223/226 places, 8587/8588 transitions.
Stuttering acceptance computed with spot in 152 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(AND (OR (LT s83 20) (LT s169 1)) (OR (LT s83 20) (LT s170 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]]
Product exploration explored 100000 steps with 33333 reset in 2725 ms.
Product exploration explored 100000 steps with 33333 reset in 2387 ms.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X p0))
Knowledge based reduction with 2 factoid took 68 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V80P20N50-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V80P20N50-LTLFireability-02 finished in 11389 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(!p0) U X(p1)))'
Support contains 84 out of 226 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Applied a total of 0 rules in 69 ms. Remains 226 /226 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
[2023-03-10 23:10:18] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
// Phase 1: matrix 530 rows 226 cols
[2023-03-10 23:10:18] [INFO ] Computed 5 place invariants in 7 ms
[2023-03-10 23:10:21] [INFO ] Dead Transitions using invariants and state equation in 2294 ms found 0 transitions.
[2023-03-10 23:10:21] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:10:21] [INFO ] Invariant cache hit.
[2023-03-10 23:10:21] [INFO ] Implicit Places using invariants in 668 ms returned []
[2023-03-10 23:10:21] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:10:21] [INFO ] Invariant cache hit.
[2023-03-10 23:10:22] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:10:24] [INFO ] Implicit Places using invariants and state equation in 2268 ms returned [82]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 2953 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 225/226 places, 8588/8588 transitions.
Applied a total of 0 rules in 55 ms. Remains 225 /225 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 5374 ms. Remains : 225/226 places, 8588/8588 transitions.
Stuttering acceptance computed with spot in 228 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0]
Running random walk in product with property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 3}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=p0, acceptance={} source=4 dest: 3}, { cond=(NOT p0), acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(AND (OR (LT s83 1) (LT s85 1) (LT s93 1) (LT s167 1)) (OR (LT s83 1) (LT s85 1) (LT s132 1) (LT s167 1)) (OR (LT s83 1) (LT s85 1) (LT s142 1) (LT s16...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 3130 ms.
Product exploration explored 100000 steps with 50000 reset in 2875 ms.
Computed a total of 168 stabilizing places and 324 stable transitions
Computed a total of 168 stabilizing places and 324 stable transitions
Detected a total of 168/225 stabilizing places and 324/8588 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT (AND p0 (NOT p1)))), true, (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p1)
Knowledge based reduction with 9 factoid took 173 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V80P20N50-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V80P20N50-LTLFireability-03 finished in 11898 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(F((X((!p1 U (!p2||G(!p1))))&&p0))))'
Support contains 215 out of 226 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 225 transition count 8587
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 225 transition count 8587
Applied a total of 2 rules in 92 ms. Remains 225 /226 variables (removed 1) and now considering 8587/8588 (removed 1) transitions.
[2023-03-10 23:10:30] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
// Phase 1: matrix 529 rows 225 cols
[2023-03-10 23:10:30] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-10 23:10:33] [INFO ] Dead Transitions using invariants and state equation in 2753 ms found 0 transitions.
[2023-03-10 23:10:33] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:10:33] [INFO ] Invariant cache hit.
[2023-03-10 23:10:33] [INFO ] Implicit Places using invariants in 312 ms returned []
[2023-03-10 23:10:33] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:10:33] [INFO ] Invariant cache hit.
[2023-03-10 23:10:34] [INFO ] Implicit Places using invariants and state equation in 638 ms returned [168]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 963 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 224/226 places, 8587/8588 transitions.
Applied a total of 0 rules in 61 ms. Remains 224 /224 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3872 ms. Remains : 224/226 places, 8587/8588 transitions.
Stuttering acceptance computed with spot in 181 ms :[(OR (NOT p0) (AND p1 p2)), (OR (NOT p0) (AND p1 p2)), (AND p1 p2)]
Running random walk in product with property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}, { cond=p0, acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p0) p2 p1), acceptance={0} source=2 dest: 1}, { cond=(AND p2 (NOT p1)), acceptance={} source=2 dest: 2}, { cond=(AND p0 p2 p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (OR (LT s1 1) (LT s85 1) (LT s147 1) (LT s210 1)) (OR (LT s1 1) (LT s85 1) (LT s105 1) (LT s174 1)) (OR (LT s1 1) (LT s85 1) (LT s136 1) (LT s202 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration timeout after 20990 steps with 5921 reset in 10006 ms.
Product exploration timeout after 21570 steps with 6032 reset in 10005 ms.
Computed a total of 167 stabilizing places and 323 stable transitions
Computed a total of 167 stabilizing places and 323 stable transitions
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT (AND p0 p2 p1))), (X (NOT (AND p2 (NOT p1)))), (X p0), (X (NOT (AND (NOT p0) p2 p1))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p0) p2 p1))))]
False Knowledge obtained : [(X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 7 factoid took 407 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter sensitive) to 3 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 138 ms :[(OR (NOT p0) (AND p1 p2)), (OR (NOT p0) (AND p1 p2)), (AND p1 p2)]
Incomplete random walk after 10000 steps, including 14 resets, run finished after 3950 ms. (steps per millisecond=2 ) properties (out of 4) seen :2
Interrupted Best-First random walk after 4972 steps, including 2 resets, run timeout after 5004 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 5446 steps, including 3 resets, run timeout after 5002 ms. (steps per millisecond=1 ) properties seen 0
Running SMT prover for 2 properties.
[2023-03-10 23:11:09] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
// Phase 1: matrix 529 rows 224 cols
[2023-03-10 23:11:09] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-10 23:11:37] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-10 23:11:37] [INFO ] After 1560ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT (AND p0 p2 p1))), (X (NOT (AND p2 (NOT p1)))), (X p0), (X (NOT (AND (NOT p0) p2 p1))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (G (NOT (AND p0 p1 p2))), (G (NOT (AND (NOT p0) p1 p2)))]
False Knowledge obtained : [(X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT p0))), (X (X p0)), (F (NOT p0)), (F (AND (NOT p1) p2))]
Knowledge based reduction with 9 factoid took 604 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Support contains 215 out of 224 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 224/224 places, 8587/8587 transitions.
Applied a total of 0 rules in 3523 ms. Remains 224 /224 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
[2023-03-10 23:11:41] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:11:41] [INFO ] Invariant cache hit.
[2023-03-10 23:11:44] [INFO ] Dead Transitions using invariants and state equation in 2439 ms found 0 transitions.
[2023-03-10 23:11:44] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:11:44] [INFO ] Invariant cache hit.
[2023-03-10 23:11:44] [INFO ] Implicit Places using invariants in 256 ms returned []
[2023-03-10 23:11:44] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:11:44] [INFO ] Invariant cache hit.
[2023-03-10 23:11:44] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:11:45] [INFO ] Implicit Places using invariants and state equation in 541 ms returned []
Implicit Place search using SMT with State Equation took 813 ms to find 0 implicit places.
[2023-03-10 23:11:46] [INFO ] Redundant transitions in 1046 ms returned []
[2023-03-10 23:11:46] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:11:46] [INFO ] Invariant cache hit.
[2023-03-10 23:11:48] [INFO ] Dead Transitions using invariants and state equation in 2458 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10305 ms. Remains : 224/224 places, 8587/8587 transitions.
Computed a total of 167 stabilizing places and 323 stable transitions
Computed a total of 167 stabilizing places and 323 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) p0), (X p0), (X (OR (NOT p1) (NOT p2))), (X (X (OR (NOT p1) (NOT p2))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 4 factoid took 230 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 14 resets, run finished after 2166 ms. (steps per millisecond=4 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 3520 ms. (steps per millisecond=2 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-10 23:11:55] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:11:55] [INFO ] Invariant cache hit.
[2023-03-10 23:12:02] [INFO ] [Real]Absence check using 5 positive place invariants in 9 ms returned sat
[2023-03-10 23:12:02] [INFO ] After 754ms 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 1 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p2) p0), (X p0), (X (OR (NOT p1) (NOT p2))), (X (X (OR (NOT p1) (NOT p2)))), (G (OR (NOT p1) (NOT p2)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 599 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 118 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 638 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 190 ms :[(NOT p0), (NOT p0)]
Product exploration timeout after 54630 steps with 144 reset in 10001 ms.
Product exploration timeout after 59040 steps with 146 reset in 10001 ms.
Support contains 133 out of 224 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 224/224 places, 8587/8587 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 20 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 222 transition count 8586
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 20 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 220 transition count 8584
Applied a total of 7 rules in 3860 ms. Remains 220 /224 variables (removed 4) and now considering 8584/8587 (removed 3) transitions.
[2023-03-10 23:12:27] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
// Phase 1: matrix 526 rows 220 cols
[2023-03-10 23:12:27] [INFO ] Computed 4 place invariants in 11 ms
[2023-03-10 23:12:28] [INFO ] Implicit Places using invariants in 481 ms returned []
[2023-03-10 23:12:28] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:12:28] [INFO ] Invariant cache hit.
[2023-03-10 23:12:28] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:12:30] [INFO ] Implicit Places using invariants and state equation in 2319 ms returned [82]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 2827 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 219/224 places, 8584/8587 transitions.
Applied a total of 0 rules in 3500 ms. Remains 219 /219 variables (removed 0) and now considering 8584/8584 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 10193 ms. Remains : 219/224 places, 8584/8587 transitions.
Treatment of property BridgeAndVehicles-PT-V80P20N50-LTLFireability-04 finished in 125130 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||X(p1))))||G(!p1)))'
Support contains 83 out of 226 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Applied a total of 0 rules in 48 ms. Remains 226 /226 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
[2023-03-10 23:12:35] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
// Phase 1: matrix 530 rows 226 cols
[2023-03-10 23:12:35] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-10 23:12:38] [INFO ] Dead Transitions using invariants and state equation in 2434 ms found 0 transitions.
[2023-03-10 23:12:38] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:12:38] [INFO ] Invariant cache hit.
[2023-03-10 23:12:39] [INFO ] Implicit Places using invariants in 945 ms returned []
[2023-03-10 23:12:39] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:12:39] [INFO ] Invariant cache hit.
[2023-03-10 23:12:39] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:12:42] [INFO ] Implicit Places using invariants and state equation in 3257 ms returned [82, 168]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 4223 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 224/226 places, 8588/8588 transitions.
Applied a total of 0 rules in 85 ms. Remains 224 /224 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 6800 ms. Remains : 224/226 places, 8588/8588 transitions.
Stuttering acceptance computed with spot in 112 ms :[false, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 0}, { cond=(AND p1 p0), acceptance={} source=0 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND p1 p0), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=2 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(AND (OR (LT s161 1) (LT s172 1)) (OR (LT s142 1) (LT s172 1)) (OR (LT s103 1) (LT s172 1)) (OR (LT s122 1) (LT s172 1)) (OR (LT s141 1) (LT s172 1)) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 153 reset in 2815 ms.
Product exploration explored 100000 steps with 153 reset in 2800 ms.
Computed a total of 167 stabilizing places and 324 stable transitions
Computed a total of 167 stabilizing places and 324 stable transitions
Detected a total of 167/224 stabilizing places and 324/8588 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p1)), (X (AND (NOT p1) p0)), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT (AND p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p1))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT (AND p1 p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 15 factoid took 672 ms. Reduced automaton from 3 states, 9 edges and 2 AP (stutter sensitive) to 3 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 140 ms :[false, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 289 steps, including 0 resets, run visited all 6 properties in 14 ms. (steps per millisecond=20 )
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p1)), (X (AND (NOT p1) p0)), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT (AND p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p1))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT (AND p1 p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (AND (NOT p1) (NOT p0))), (F (NOT p0)), (F (NOT (AND (NOT p1) p0))), (F p1), (F (AND p1 (NOT p0))), (F (AND p1 p0))]
Knowledge based reduction with 15 factoid took 889 ms. Reduced automaton from 3 states, 10 edges and 2 AP (stutter insensitive) to 3 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 174 ms :[false, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 176 ms :[false, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 83 out of 224 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 224/224 places, 8588/8588 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 31 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 223 transition count 8587
Applied a total of 2 rules in 2544 ms. Remains 223 /224 variables (removed 1) and now considering 8587/8588 (removed 1) transitions.
[2023-03-10 23:12:53] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
// Phase 1: matrix 529 rows 223 cols
[2023-03-10 23:12:53] [INFO ] Computed 5 place invariants in 7 ms
[2023-03-10 23:12:55] [INFO ] Dead Transitions using invariants and state equation in 2386 ms found 0 transitions.
[2023-03-10 23:12:55] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:12:55] [INFO ] Invariant cache hit.
[2023-03-10 23:12:56] [INFO ] Implicit Places using invariants in 720 ms returned []
[2023-03-10 23:12:56] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:12:56] [INFO ] Invariant cache hit.
[2023-03-10 23:12:56] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:12:59] [INFO ] Implicit Places using invariants and state equation in 3268 ms returned []
Implicit Place search using SMT with State Equation took 4004 ms to find 0 implicit places.
[2023-03-10 23:13:00] [INFO ] Redundant transitions in 1166 ms returned []
[2023-03-10 23:13:00] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:13:00] [INFO ] Invariant cache hit.
[2023-03-10 23:13:03] [INFO ] Dead Transitions using invariants and state equation in 2614 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 223/224 places, 8587/8588 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 12725 ms. Remains : 223/224 places, 8587/8588 transitions.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Detected a total of 166/223 stabilizing places and 323/8587 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p1)), (X (AND (NOT p1) p0)), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT (AND p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p1))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT (AND p1 p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 669 ms. Reduced automaton from 3 states, 10 edges and 2 AP (stutter insensitive) to 3 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 139 ms :[false, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 299 steps, including 0 resets, run visited all 6 properties in 12 ms. (steps per millisecond=24 )
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p1)), (X (AND (NOT p1) p0)), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT (AND p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p1))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT (AND p1 p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (AND (NOT p1) (NOT p0))), (F (NOT p0)), (F (NOT (AND (NOT p1) p0))), (F p1), (F (AND p1 (NOT p0))), (F (AND p1 p0))]
Knowledge based reduction with 15 factoid took 770 ms. Reduced automaton from 3 states, 10 edges and 2 AP (stutter insensitive) to 3 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 133 ms :[false, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 131 ms :[false, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 133 ms :[false, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 175 reset in 3136 ms.
Product exploration explored 100000 steps with 175 reset in 3071 ms.
Support contains 83 out of 223 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 223/223 places, 8587/8587 transitions.
Applied a total of 0 rules in 2362 ms. Remains 223 /223 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
[2023-03-10 23:13:14] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:13:14] [INFO ] Invariant cache hit.
[2023-03-10 23:13:16] [INFO ] Dead Transitions using invariants and state equation in 2365 ms found 0 transitions.
[2023-03-10 23:13:16] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:13:16] [INFO ] Invariant cache hit.
[2023-03-10 23:13:17] [INFO ] Implicit Places using invariants in 677 ms returned []
[2023-03-10 23:13:17] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:13:17] [INFO ] Invariant cache hit.
[2023-03-10 23:13:17] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:13:20] [INFO ] Implicit Places using invariants and state equation in 3594 ms returned []
Implicit Place search using SMT with State Equation took 4287 ms to find 0 implicit places.
[2023-03-10 23:13:21] [INFO ] Redundant transitions in 1038 ms returned []
[2023-03-10 23:13:21] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:13:21] [INFO ] Invariant cache hit.
[2023-03-10 23:13:24] [INFO ] Dead Transitions using invariants and state equation in 2406 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 12472 ms. Remains : 223/223 places, 8587/8587 transitions.
Treatment of property BridgeAndVehicles-PT-V80P20N50-LTLFireability-05 finished in 50014 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(X(F((p0||G(p1))))))'
Support contains 83 out of 226 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Applied a total of 0 rules in 80 ms. Remains 226 /226 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
[2023-03-10 23:13:25] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
// Phase 1: matrix 530 rows 226 cols
[2023-03-10 23:13:25] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-10 23:13:28] [INFO ] Dead Transitions using invariants and state equation in 2248 ms found 0 transitions.
[2023-03-10 23:13:28] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:13:28] [INFO ] Invariant cache hit.
[2023-03-10 23:13:28] [INFO ] Implicit Places using invariants in 724 ms returned []
[2023-03-10 23:13:28] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:13:28] [INFO ] Invariant cache hit.
[2023-03-10 23:13:29] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:13:31] [INFO ] Implicit Places using invariants and state equation in 3181 ms returned [82, 168]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 3927 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 224/226 places, 8588/8588 transitions.
Applied a total of 0 rules in 66 ms. Remains 224 /224 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 6322 ms. Remains : 224/226 places, 8588/8588 transitions.
Stuttering acceptance computed with spot in 162 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p1:(LT s82 1), p0:(AND (OR (LT s0 1) (LT s21 1)) (OR (LT s0 1) (LT s23 1)) (OR (LT s0 1) (LT s17 1)) (OR (LT s0 1) (LT s19 1)) (OR (LT s0 1) (LT s80 1)) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 367 reset in 2063 ms.
Product exploration explored 100000 steps with 364 reset in 1905 ms.
Computed a total of 167 stabilizing places and 324 stable transitions
Computed a total of 167 stabilizing places and 324 stable transitions
Detected a total of 167/224 stabilizing places and 324/8588 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 228 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 107 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Finished random walk after 4 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=4 )
Knowledge obtained : [(AND p1 (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT (AND p1 (NOT p0)))), (F (AND (NOT p1) (NOT p0)))]
Knowledge based reduction with 5 factoid took 258 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 120 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 110 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 83 out of 224 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 224/224 places, 8588/8588 transitions.
Applied a total of 0 rules in 41 ms. Remains 224 /224 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
[2023-03-10 23:13:37] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
// Phase 1: matrix 530 rows 224 cols
[2023-03-10 23:13:37] [INFO ] Computed 5 place invariants in 6 ms
[2023-03-10 23:13:39] [INFO ] Dead Transitions using invariants and state equation in 2733 ms found 0 transitions.
[2023-03-10 23:13:39] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:13:39] [INFO ] Invariant cache hit.
[2023-03-10 23:13:40] [INFO ] Implicit Places using invariants in 1016 ms returned []
[2023-03-10 23:13:40] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:13:40] [INFO ] Invariant cache hit.
[2023-03-10 23:13:41] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:13:44] [INFO ] Implicit Places using invariants and state equation in 3505 ms returned []
Implicit Place search using SMT with State Equation took 4523 ms to find 0 implicit places.
[2023-03-10 23:13:44] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:13:44] [INFO ] Invariant cache hit.
[2023-03-10 23:13:47] [INFO ] Dead Transitions using invariants and state equation in 2571 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9885 ms. Remains : 224/224 places, 8588/8588 transitions.
Computed a total of 167 stabilizing places and 324 stable transitions
Computed a total of 167 stabilizing places and 324 stable transitions
Detected a total of 167/224 stabilizing places and 324/8588 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 241 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 109 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Finished random walk after 13 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=6 )
Knowledge obtained : [(AND p1 (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT (AND p1 (NOT p0)))), (F (AND (NOT p1) (NOT p0)))]
Knowledge based reduction with 5 factoid took 263 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 92 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 99 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 92 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 364 reset in 1989 ms.
Product exploration explored 100000 steps with 362 reset in 2012 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 147 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 83 out of 224 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 224/224 places, 8588/8588 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 23 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 224 transition count 8588
Deduced a syphon composed of 1 places in 20 ms
Applied a total of 1 rules in 2979 ms. Remains 224 /224 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
[2023-03-10 23:13:55] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
// Phase 1: matrix 530 rows 224 cols
[2023-03-10 23:13:55] [INFO ] Computed 5 place invariants in 8 ms
[2023-03-10 23:13:58] [INFO ] Dead Transitions using invariants and state equation in 2646 ms found 0 transitions.
[2023-03-10 23:13:59] [INFO ] Redundant transitions in 1254 ms returned []
[2023-03-10 23:13:59] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:13:59] [INFO ] Invariant cache hit.
[2023-03-10 23:14:01] [INFO ] Dead Transitions using invariants and state equation in 2558 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 224/224 places, 8588/8588 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9458 ms. Remains : 224/224 places, 8588/8588 transitions.
Support contains 83 out of 224 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 224/224 places, 8588/8588 transitions.
Applied a total of 0 rules in 52 ms. Remains 224 /224 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
[2023-03-10 23:14:01] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
// Phase 1: matrix 530 rows 224 cols
[2023-03-10 23:14:01] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 23:14:04] [INFO ] Dead Transitions using invariants and state equation in 2487 ms found 0 transitions.
[2023-03-10 23:14:04] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:14:04] [INFO ] Invariant cache hit.
[2023-03-10 23:14:05] [INFO ] Implicit Places using invariants in 757 ms returned []
[2023-03-10 23:14:05] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:14:05] [INFO ] Invariant cache hit.
[2023-03-10 23:14:05] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:14:10] [INFO ] Implicit Places using invariants and state equation in 5324 ms returned []
Implicit Place search using SMT with State Equation took 6092 ms to find 0 implicit places.
[2023-03-10 23:14:10] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:14:10] [INFO ] Invariant cache hit.
[2023-03-10 23:14:12] [INFO ] Dead Transitions using invariants and state equation in 2328 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10965 ms. Remains : 224/224 places, 8588/8588 transitions.
Treatment of property BridgeAndVehicles-PT-V80P20N50-LTLFireability-06 finished in 48695 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 4 out of 226 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 225 transition count 8587
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 225 transition count 8587
Applied a total of 2 rules in 151 ms. Remains 225 /226 variables (removed 1) and now considering 8587/8588 (removed 1) transitions.
[2023-03-10 23:14:14] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
// Phase 1: matrix 529 rows 225 cols
[2023-03-10 23:14:14] [INFO ] Computed 5 place invariants in 7 ms
[2023-03-10 23:14:16] [INFO ] Dead Transitions using invariants and state equation in 2211 ms found 0 transitions.
[2023-03-10 23:14:16] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:14:16] [INFO ] Invariant cache hit.
[2023-03-10 23:14:17] [INFO ] Implicit Places using invariants in 946 ms returned []
[2023-03-10 23:14:17] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:14:17] [INFO ] Invariant cache hit.
[2023-03-10 23:14:19] [INFO ] Implicit Places using invariants and state equation in 1673 ms returned [82, 168]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2628 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 223/226 places, 8587/8588 transitions.
Applied a total of 0 rules in 52 ms. Remains 223 /223 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 5045 ms. Remains : 223/226 places, 8587/8588 transitions.
Stuttering acceptance computed with spot in 78 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-08 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 s84 1) (GEQ s160 1) (GEQ s194 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 1 ms.
FORMULA BridgeAndVehicles-PT-V80P20N50-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V80P20N50-LTLFireability-08 finished in 5167 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((F(!p1)&&X(p2)&&p0))))'
Support contains 3 out of 226 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Applied a total of 0 rules in 50 ms. Remains 226 /226 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
[2023-03-10 23:14:19] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
// Phase 1: matrix 530 rows 226 cols
[2023-03-10 23:14:19] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-10 23:14:21] [INFO ] Dead Transitions using invariants and state equation in 2305 ms found 0 transitions.
[2023-03-10 23:14:21] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:14:21] [INFO ] Invariant cache hit.
[2023-03-10 23:14:22] [INFO ] Implicit Places using invariants in 906 ms returned []
[2023-03-10 23:14:22] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:14:22] [INFO ] Invariant cache hit.
[2023-03-10 23:14:23] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:14:27] [INFO ] Implicit Places using invariants and state equation in 4447 ms returned [82, 168]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 5371 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 224/226 places, 8588/8588 transitions.
Applied a total of 0 rules in 77 ms. Remains 224 /224 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 7806 ms. Remains : 224/226 places, 8588/8588 transitions.
Stuttering acceptance computed with spot in 315 ms :[(OR (NOT p0) (NOT p2) p1), (OR (NOT p0) (NOT p2) p1), (NOT p2), p1]
Running random walk in product with property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}, { cond=p0, acceptance={} source=1 dest: 2}, { cond=(AND p0 p1), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=2 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND p0 p1 (NOT p2)), acceptance={} source=2 dest: 3}], [{ cond=p1, acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s35 1)), p1:(LT s169 1), p2:(AND (GEQ s0 1) (GEQ s35 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 1930 steps with 6 reset in 60 ms.
FORMULA BridgeAndVehicles-PT-V80P20N50-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V80P20N50-LTLFireability-10 finished in 8232 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)||X(F(p1)))))'
Support contains 7 out of 226 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Applied a total of 0 rules in 91 ms. Remains 226 /226 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
[2023-03-10 23:14:27] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:14:27] [INFO ] Invariant cache hit.
[2023-03-10 23:14:30] [INFO ] Dead Transitions using invariants and state equation in 2573 ms found 0 transitions.
[2023-03-10 23:14:30] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:14:30] [INFO ] Invariant cache hit.
[2023-03-10 23:14:31] [INFO ] Implicit Places using invariants in 756 ms returned []
[2023-03-10 23:14:31] [INFO ] Flow matrix only has 530 transitions (discarded 8058 similar events)
[2023-03-10 23:14:31] [INFO ] Invariant cache hit.
[2023-03-10 23:14:31] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:14:35] [INFO ] Implicit Places using invariants and state equation in 4609 ms returned [82, 168]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 5380 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 224/226 places, 8588/8588 transitions.
Applied a total of 0 rules in 85 ms. Remains 224 /224 variables (removed 0) and now considering 8588/8588 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 8130 ms. Remains : 224/226 places, 8588/8588 transitions.
Stuttering acceptance computed with spot in 165 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s84 1) (GEQ s123 1) (GEQ s195 1)), p1:(AND (OR (LT s143 1) (LT s172 1)) (LT s82 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]]
Product exploration explored 100000 steps with 33333 reset in 2945 ms.
Product exploration explored 100000 steps with 33333 reset in 2757 ms.
Computed a total of 167 stabilizing places and 324 stable transitions
Computed a total of 167 stabilizing places and 324 stable transitions
Detected a total of 167/224 stabilizing places and 324/8588 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X (NOT (AND (NOT p0) (NOT p1)))))
Knowledge based reduction with 4 factoid took 110 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V80P20N50-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V80P20N50-LTLFireability-11 finished in 14222 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(F((G(!p0)||(!p0&&G(F(!p1)))))))'
Support contains 8 out of 226 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 225 transition count 8587
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 225 transition count 8587
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 16 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 223 transition count 8586
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 17 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 221 transition count 8584
Applied a total of 9 rules in 3208 ms. Remains 221 /226 variables (removed 5) and now considering 8584/8588 (removed 4) transitions.
[2023-03-10 23:14:45] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
// Phase 1: matrix 526 rows 221 cols
[2023-03-10 23:14:45] [INFO ] Computed 4 place invariants in 5 ms
[2023-03-10 23:14:45] [INFO ] Implicit Places using invariants in 701 ms returned []
[2023-03-10 23:14:45] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:14:45] [INFO ] Invariant cache hit.
[2023-03-10 23:14:46] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:14:49] [INFO ] Implicit Places using invariants and state equation in 3739 ms returned [82, 166]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 4446 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 219/226 places, 8584/8588 transitions.
Applied a total of 0 rules in 2833 ms. Remains 219 /219 variables (removed 0) and now considering 8584/8584 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 10489 ms. Remains : 219/226 places, 8584/8588 transitions.
Stuttering acceptance computed with spot in 158 ms :[p0, (AND p1 p0), p0]
Running random walk in product with property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND p1 p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND p1 p0), acceptance={0} source=1 dest: 1}], [{ cond=p0, acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(AND (GEQ s12 1) (GEQ s83 1) (GEQ s84 1) (GEQ s207 1)), p0:(AND (GEQ s1 1) (GEQ s82 1) (GEQ s94 1) (GEQ s210 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 205 reset in 2557 ms.
Product exploration explored 100000 steps with 205 reset in 2240 ms.
Computed a total of 164 stabilizing places and 322 stable transitions
Computed a total of 164 stabilizing places and 322 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT (AND p1 p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 369 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 105 ms :[p0, (AND p0 p1), p0]
Incomplete random walk after 10000 steps, including 20 resets, run finished after 454 ms. (steps per millisecond=22 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 198 ms. (steps per millisecond=50 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 159 ms. (steps per millisecond=62 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 184 ms. (steps per millisecond=54 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 85564 steps, run timeout after 3001 ms. (steps per millisecond=28 ) properties seen :{}
Probabilistic random walk after 85564 steps, saw 29697 distinct states, run finished after 3002 ms. (steps per millisecond=28 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-10 23:15:02] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
// Phase 1: matrix 526 rows 219 cols
[2023-03-10 23:15:02] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-10 23:15:02] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-10 23:15:02] [INFO ] After 266ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:2
[2023-03-10 23:15:02] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-10 23:15:02] [INFO ] After 204ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :2
[2023-03-10 23:15:02] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:15:03] [INFO ] After 690ms SMT Verify possible using 102 Read/Feed constraints in natural domain returned unsat :1 sat :2
[2023-03-10 23:15:04] [INFO ] After 1356ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :2
Attempting to minimize the solution found.
Minimization took 348 ms.
[2023-03-10 23:15:04] [INFO ] After 2072ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :2
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 57 ms.
Support contains 8 out of 219 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 219/219 places, 8584/8584 transitions.
Applied a total of 0 rules in 2730 ms. Remains 219 /219 variables (removed 0) and now considering 8584/8584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2731 ms. Remains : 219/219 places, 8584/8584 transitions.
Incomplete random walk after 10000 steps, including 20 resets, run finished after 348 ms. (steps per millisecond=28 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 8 resets, run finished after 137 ms. (steps per millisecond=72 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 8 resets, run finished after 140 ms. (steps per millisecond=71 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 80700 steps, run timeout after 3001 ms. (steps per millisecond=26 ) properties seen :{}
Probabilistic random walk after 80700 steps, saw 28093 distinct states, run finished after 3001 ms. (steps per millisecond=26 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-10 23:15:10] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:15:10] [INFO ] Invariant cache hit.
[2023-03-10 23:15:11] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-10 23:15:11] [INFO ] After 383ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-10 23:15:11] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-10 23:15:11] [INFO ] After 288ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-10 23:15:11] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:15:12] [INFO ] After 673ms SMT Verify possible using 102 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-10 23:15:13] [INFO ] After 1429ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 399 ms.
[2023-03-10 23:15:13] [INFO ] After 2234ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 62 ms.
Support contains 8 out of 219 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 219/219 places, 8584/8584 transitions.
Applied a total of 0 rules in 2691 ms. Remains 219 /219 variables (removed 0) and now considering 8584/8584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2691 ms. Remains : 219/219 places, 8584/8584 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 219/219 places, 8584/8584 transitions.
Applied a total of 0 rules in 2273 ms. Remains 219 /219 variables (removed 0) and now considering 8584/8584 (removed 0) transitions.
[2023-03-10 23:15:18] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:15:18] [INFO ] Invariant cache hit.
[2023-03-10 23:15:19] [INFO ] Implicit Places using invariants in 682 ms returned []
[2023-03-10 23:15:19] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:15:19] [INFO ] Invariant cache hit.
[2023-03-10 23:15:20] [INFO ] Implicit Places using invariants and state equation in 961 ms returned []
Implicit Place search using SMT with State Equation took 1653 ms to find 0 implicit places.
[2023-03-10 23:15:21] [INFO ] Redundant transitions in 1044 ms returned []
[2023-03-10 23:15:21] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:15:21] [INFO ] Invariant cache hit.
[2023-03-10 23:15:23] [INFO ] Dead Transitions using invariants and state equation in 2433 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7420 ms. Remains : 219/219 places, 8584/8584 transitions.
Ensure Unique test removed 8058 transitions
Reduce isomorphic transitions removed 8058 transitions.
Iterating post reduction 0 with 8058 rules applied. Total rules applied 8058 place count 219 transition count 526
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 8060 place count 219 transition count 524
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 8062 place count 217 transition count 524
Applied a total of 8062 rules in 18 ms. Remains 217 /219 variables (removed 2) and now considering 524/8584 (removed 8060) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 524 rows 217 cols
[2023-03-10 23:15:23] [INFO ] Computed 4 place invariants in 3 ms
[2023-03-10 23:15:23] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-10 23:15:24] [INFO ] After 161ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-10 23:15:24] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-10 23:15:24] [INFO ] After 138ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-10 23:15:24] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-10 23:15:24] [INFO ] After 67ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-10 23:15:24] [INFO ] After 142ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 75 ms.
[2023-03-10 23:15:24] [INFO ] After 412ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT (AND p1 p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT (AND p1 p0)))), (G (NOT (AND p0 p1)))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 298 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 60 ms :[p0, p0]
Stuttering acceptance computed with spot in 67 ms :[p0, p0]
Support contains 4 out of 219 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 : 219/219 places, 8584/8584 transitions.
Applied a total of 0 rules in 2948 ms. Remains 219 /219 variables (removed 0) and now considering 8584/8584 (removed 0) transitions.
[2023-03-10 23:15:27] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
// Phase 1: matrix 526 rows 219 cols
[2023-03-10 23:15:27] [INFO ] Computed 4 place invariants in 3 ms
[2023-03-10 23:15:28] [INFO ] Implicit Places using invariants in 733 ms returned []
[2023-03-10 23:15:28] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:15:28] [INFO ] Invariant cache hit.
[2023-03-10 23:15:29] [INFO ] Implicit Places using invariants and state equation in 1145 ms returned []
Implicit Place search using SMT with State Equation took 1882 ms to find 0 implicit places.
[2023-03-10 23:15:30] [INFO ] Redundant transitions in 965 ms returned []
[2023-03-10 23:15:30] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:15:30] [INFO ] Invariant cache hit.
[2023-03-10 23:15:32] [INFO ] Dead Transitions using invariants and state equation in 2233 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8041 ms. Remains : 219/219 places, 8584/8584 transitions.
Computed a total of 164 stabilizing places and 322 stable transitions
Computed a total of 164 stabilizing places and 322 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 146 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 :[p0, p0]
Incomplete random walk after 10000 steps, including 20 resets, run finished after 228 ms. (steps per millisecond=43 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 90905 steps, run timeout after 3001 ms. (steps per millisecond=30 ) properties seen :{}
Probabilistic random walk after 90905 steps, saw 31627 distinct states, run finished after 3001 ms. (steps per millisecond=30 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-10 23:15:36] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:15:36] [INFO ] Invariant cache hit.
[2023-03-10 23:15:36] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-10 23:15:36] [INFO ] After 254ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-10 23:15:36] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-10 23:15:37] [INFO ] After 172ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-10 23:15:37] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:15:37] [INFO ] After 197ms SMT Verify possible using 102 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-10 23:15:37] [INFO ] After 371ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 86 ms.
[2023-03-10 23:15:37] [INFO ] After 718ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 4 out of 219 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 219/219 places, 8584/8584 transitions.
Applied a total of 0 rules in 2527 ms. Remains 219 /219 variables (removed 0) and now considering 8584/8584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2527 ms. Remains : 219/219 places, 8584/8584 transitions.
Incomplete random walk after 10000 steps, including 20 resets, run finished after 326 ms. (steps per millisecond=30 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 143 ms. (steps per millisecond=69 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 88726 steps, run timeout after 3001 ms. (steps per millisecond=29 ) properties seen :{}
Probabilistic random walk after 88726 steps, saw 30741 distinct states, run finished after 3001 ms. (steps per millisecond=29 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-10 23:15:43] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:15:43] [INFO ] Invariant cache hit.
[2023-03-10 23:15:43] [INFO ] [Real]Absence check using 4 positive place invariants in 5 ms returned sat
[2023-03-10 23:15:43] [INFO ] After 268ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-10 23:15:43] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-10 23:15:44] [INFO ] After 283ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-10 23:15:44] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:15:44] [INFO ] After 154ms SMT Verify possible using 102 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-10 23:15:44] [INFO ] After 351ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 112 ms.
[2023-03-10 23:15:44] [INFO ] After 843ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 4 out of 219 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 219/219 places, 8584/8584 transitions.
Applied a total of 0 rules in 2544 ms. Remains 219 /219 variables (removed 0) and now considering 8584/8584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2548 ms. Remains : 219/219 places, 8584/8584 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 219/219 places, 8584/8584 transitions.
Applied a total of 0 rules in 2441 ms. Remains 219 /219 variables (removed 0) and now considering 8584/8584 (removed 0) transitions.
[2023-03-10 23:15:49] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:15:49] [INFO ] Invariant cache hit.
[2023-03-10 23:15:50] [INFO ] Implicit Places using invariants in 1096 ms returned []
[2023-03-10 23:15:50] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:15:50] [INFO ] Invariant cache hit.
[2023-03-10 23:15:52] [INFO ] Implicit Places using invariants and state equation in 1989 ms returned []
Implicit Place search using SMT with State Equation took 3092 ms to find 0 implicit places.
[2023-03-10 23:15:53] [INFO ] Redundant transitions in 956 ms returned []
[2023-03-10 23:15:53] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:15:53] [INFO ] Invariant cache hit.
[2023-03-10 23:15:56] [INFO ] Dead Transitions using invariants and state equation in 2457 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8960 ms. Remains : 219/219 places, 8584/8584 transitions.
Ensure Unique test removed 8058 transitions
Reduce isomorphic transitions removed 8058 transitions.
Iterating post reduction 0 with 8058 rules applied. Total rules applied 8058 place count 219 transition count 526
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 8060 place count 219 transition count 524
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 8062 place count 217 transition count 524
Applied a total of 8062 rules in 22 ms. Remains 217 /219 variables (removed 2) and now considering 524/8584 (removed 8060) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 524 rows 217 cols
[2023-03-10 23:15:56] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-10 23:15:56] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-10 23:15:56] [INFO ] After 155ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-10 23:15:56] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-10 23:15:56] [INFO ] After 114ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-10 23:15:56] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-10 23:15:56] [INFO ] After 15ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-10 23:15:56] [INFO ] After 45ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 32 ms.
[2023-03-10 23:15:56] [INFO ] After 229ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 136 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 99 ms :[p0, p0]
Stuttering acceptance computed with spot in 105 ms :[p0, p0]
Stuttering acceptance computed with spot in 105 ms :[p0, p0]
Product exploration explored 100000 steps with 205 reset in 2353 ms.
Product exploration explored 100000 steps with 205 reset in 2384 ms.
Support contains 4 out of 219 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 219/219 places, 8584/8584 transitions.
Applied a total of 0 rules in 3264 ms. Remains 219 /219 variables (removed 0) and now considering 8584/8584 (removed 0) transitions.
[2023-03-10 23:16:05] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
// Phase 1: matrix 526 rows 219 cols
[2023-03-10 23:16:05] [INFO ] Computed 4 place invariants in 5 ms
[2023-03-10 23:16:06] [INFO ] Implicit Places using invariants in 957 ms returned []
[2023-03-10 23:16:06] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:16:06] [INFO ] Invariant cache hit.
[2023-03-10 23:16:08] [INFO ] Implicit Places using invariants and state equation in 1872 ms returned []
Implicit Place search using SMT with State Equation took 2831 ms to find 0 implicit places.
[2023-03-10 23:16:08] [INFO ] Redundant transitions in 938 ms returned []
[2023-03-10 23:16:08] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:16:08] [INFO ] Invariant cache hit.
[2023-03-10 23:16:11] [INFO ] Dead Transitions using invariants and state equation in 2258 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9304 ms. Remains : 219/219 places, 8584/8584 transitions.
Treatment of property BridgeAndVehicles-PT-V80P20N50-LTLFireability-12 finished in 90408 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((F(p0)&&(X(G(p2))||p1))))'
Support contains 7 out of 226 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 225 transition count 8587
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 225 transition count 8587
Applied a total of 2 rules in 221 ms. Remains 225 /226 variables (removed 1) and now considering 8587/8588 (removed 1) transitions.
[2023-03-10 23:16:12] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
// Phase 1: matrix 529 rows 225 cols
[2023-03-10 23:16:12] [INFO ] Computed 5 place invariants in 4 ms
[2023-03-10 23:16:15] [INFO ] Dead Transitions using invariants and state equation in 2578 ms found 0 transitions.
[2023-03-10 23:16:15] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:16:15] [INFO ] Invariant cache hit.
[2023-03-10 23:16:16] [INFO ] Implicit Places using invariants in 789 ms returned []
[2023-03-10 23:16:16] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:16:16] [INFO ] Invariant cache hit.
[2023-03-10 23:16:17] [INFO ] Implicit Places using invariants and state equation in 1698 ms returned [82]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 2509 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 224/226 places, 8587/8588 transitions.
Applied a total of 0 rules in 59 ms. Remains 224 /224 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 5370 ms. Remains : 224/226 places, 8587/8588 transitions.
Stuttering acceptance computed with spot in 167 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p2), true]
Running random walk in product with property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND p1 p2), acceptance={} source=2 dest: 2}, { cond=(NOT p2), acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(AND (GEQ s83 1) (GEQ s85 1) (GEQ s139 1) (GEQ s167 1)), p1:(OR (LT s105 1) (LT s172 1)), p2:(OR (LT s83 20) (LT s171 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]]
Stuttering criterion allowed to conclude after 4196 steps with 9 reset in 126 ms.
FORMULA BridgeAndVehicles-PT-V80P20N50-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V80P20N50-LTLFireability-13 finished in 5727 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(F(p0)))'
Support contains 3 out of 226 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 18 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 225 transition count 8587
Applied a total of 2 rules in 2871 ms. Remains 225 /226 variables (removed 1) and now considering 8587/8588 (removed 1) transitions.
[2023-03-10 23:16:21] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
// Phase 1: matrix 529 rows 225 cols
[2023-03-10 23:16:21] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-10 23:16:23] [INFO ] Dead Transitions using invariants and state equation in 2348 ms found 0 transitions.
[2023-03-10 23:16:23] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:16:23] [INFO ] Invariant cache hit.
[2023-03-10 23:16:24] [INFO ] Implicit Places using invariants in 910 ms returned []
[2023-03-10 23:16:24] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:16:24] [INFO ] Invariant cache hit.
[2023-03-10 23:16:26] [INFO ] Implicit Places using invariants and state equation in 1988 ms returned [82, 167]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2921 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 223/226 places, 8587/8588 transitions.
Applied a total of 0 rules in 2905 ms. Remains 223 /223 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 11049 ms. Remains : 223/226 places, 8587/8588 transitions.
Stuttering acceptance computed with spot in 114 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (GEQ s168 1) (AND (GEQ s104 1) (GEQ s171 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 2166 reset in 1814 ms.
Product exploration explored 100000 steps with 2171 reset in 1897 ms.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Detected a total of 166/223 stabilizing places and 323/8587 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 166 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
Finished random walk after 45 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=22 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 207 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 96 ms :[(NOT p0), (NOT p0)]
[2023-03-10 23:16:33] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
// Phase 1: matrix 529 rows 223 cols
[2023-03-10 23:16:33] [INFO ] Computed 5 place invariants in 6 ms
[2023-03-10 23:16:36] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-10 23:16:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 23:16:37] [INFO ] [Real]Absence check using state equation in 1202 ms returned sat
[2023-03-10 23:16:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 23:16:40] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-10 23:16:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 23:16:41] [INFO ] [Nat]Absence check using state equation in 631 ms returned sat
[2023-03-10 23:16:41] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:16:43] [INFO ] [Nat]Added 102 Read/Feed constraints in 2775 ms returned sat
[2023-03-10 23:16:44] [INFO ] Computed and/alt/rep : 210/418/210 causal constraints (skipped 316 transitions) in 614 ms.
[2023-03-10 23:16:45] [INFO ] Added : 49 causal constraints over 13 iterations in 1514 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 3 out of 223 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 223/223 places, 8587/8587 transitions.
Applied a total of 0 rules in 3005 ms. Remains 223 /223 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
[2023-03-10 23:16:48] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:16:48] [INFO ] Invariant cache hit.
[2023-03-10 23:16:50] [INFO ] Dead Transitions using invariants and state equation in 2333 ms found 0 transitions.
[2023-03-10 23:16:50] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:16:50] [INFO ] Invariant cache hit.
[2023-03-10 23:16:51] [INFO ] Implicit Places using invariants in 932 ms returned []
[2023-03-10 23:16:51] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:16:51] [INFO ] Invariant cache hit.
[2023-03-10 23:16:52] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:16:56] [INFO ] Implicit Places using invariants and state equation in 4832 ms returned []
Implicit Place search using SMT with State Equation took 5779 ms to find 0 implicit places.
[2023-03-10 23:16:57] [INFO ] Redundant transitions in 1027 ms returned []
[2023-03-10 23:16:57] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:16:57] [INFO ] Invariant cache hit.
[2023-03-10 23:17:00] [INFO ] Dead Transitions using invariants and state equation in 2508 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 14665 ms. Remains : 223/223 places, 8587/8587 transitions.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Detected a total of 166/223 stabilizing places and 323/8587 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 233 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 88 ms :[(NOT p0), (NOT p0)]
Finished random walk after 35 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=11 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 227 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 75 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 91 ms :[(NOT p0), (NOT p0)]
[2023-03-10 23:17:01] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:17:01] [INFO ] Invariant cache hit.
[2023-03-10 23:17:04] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-10 23:17:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 23:17:05] [INFO ] [Real]Absence check using state equation in 1048 ms returned sat
[2023-03-10 23:17:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 23:17:08] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-10 23:17:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 23:17:08] [INFO ] [Nat]Absence check using state equation in 728 ms returned sat
[2023-03-10 23:17:08] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:17:11] [INFO ] [Nat]Added 102 Read/Feed constraints in 2856 ms returned sat
[2023-03-10 23:17:12] [INFO ] Computed and/alt/rep : 210/418/210 causal constraints (skipped 316 transitions) in 424 ms.
[2023-03-10 23:17:12] [INFO ] Added : 57 causal constraints over 12 iterations in 1203 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 109 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 2200 reset in 2057 ms.
Product exploration explored 100000 steps with 2171 reset in 1710 ms.
Support contains 3 out of 223 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 223/223 places, 8587/8587 transitions.
Applied a total of 0 rules in 2362 ms. Remains 223 /223 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
[2023-03-10 23:17:19] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:17:19] [INFO ] Invariant cache hit.
[2023-03-10 23:17:21] [INFO ] Dead Transitions using invariants and state equation in 2663 ms found 0 transitions.
[2023-03-10 23:17:21] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:17:21] [INFO ] Invariant cache hit.
[2023-03-10 23:17:22] [INFO ] Implicit Places using invariants in 941 ms returned []
[2023-03-10 23:17:22] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:17:22] [INFO ] Invariant cache hit.
[2023-03-10 23:17:23] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:17:27] [INFO ] Implicit Places using invariants and state equation in 5007 ms returned []
Implicit Place search using SMT with State Equation took 5951 ms to find 0 implicit places.
[2023-03-10 23:17:28] [INFO ] Redundant transitions in 921 ms returned []
[2023-03-10 23:17:28] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:17:28] [INFO ] Invariant cache hit.
[2023-03-10 23:17:31] [INFO ] Dead Transitions using invariants and state equation in 2522 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 14443 ms. Remains : 223/223 places, 8587/8587 transitions.
Treatment of property BridgeAndVehicles-PT-V80P20N50-LTLFireability-15 finished in 74555 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((F(p0)&&X(X((p1||X(G(p2)))))))))'
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(F((X((!p1 U (!p2||G(!p1))))&&p0))))'
Found a Shortening insensitive property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-04
Stuttering acceptance computed with spot in 169 ms :[(OR (NOT p0) (AND p1 p2)), (OR (NOT p0) (AND p1 p2)), (AND p1 p2)]
Support contains 215 out of 226 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 225 transition count 8587
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 225 transition count 8587
Applied a total of 2 rules in 247 ms. Remains 225 /226 variables (removed 1) and now considering 8587/8588 (removed 1) transitions.
[2023-03-10 23:17:33] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
// Phase 1: matrix 529 rows 225 cols
[2023-03-10 23:17:33] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-10 23:17:36] [INFO ] Dead Transitions using invariants and state equation in 2497 ms found 0 transitions.
[2023-03-10 23:17:36] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:17:36] [INFO ] Invariant cache hit.
[2023-03-10 23:17:36] [INFO ] Implicit Places using invariants in 266 ms returned []
[2023-03-10 23:17:36] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:17:36] [INFO ] Invariant cache hit.
[2023-03-10 23:17:36] [INFO ] Implicit Places using invariants and state equation in 491 ms returned []
Implicit Place search using SMT with State Equation took 762 ms to find 0 implicit places.
[2023-03-10 23:17:36] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:17:36] [INFO ] Invariant cache hit.
[2023-03-10 23:17:39] [INFO ] Dead Transitions using invariants and state equation in 2553 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 225/226 places, 8587/8588 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 6064 ms. Remains : 225/226 places, 8587/8588 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}, { cond=p0, acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p0) p2 p1), acceptance={0} source=2 dest: 1}, { cond=(AND p2 (NOT p1)), acceptance={} source=2 dest: 2}, { cond=(AND p0 p2 p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (OR (LT s1 1) (LT s85 1) (LT s147 1) (LT s211 1)) (OR (LT s1 1) (LT s85 1) (LT s105 1) (LT s175 1)) (OR (LT s1 1) (LT s85 1) (LT s136 1) (LT s203 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration timeout after 21240 steps with 6060 reset in 10011 ms.
Product exploration timeout after 21410 steps with 6048 reset in 10002 ms.
Computed a total of 168 stabilizing places and 323 stable transitions
Computed a total of 168 stabilizing places and 323 stable transitions
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT (AND p0 p2 p1))), (X (NOT (AND p2 (NOT p1)))), (X p0), (X (NOT (AND (NOT p0) p2 p1))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p0) p2 p1))))]
False Knowledge obtained : [(X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 7 factoid took 497 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter sensitive) to 3 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 159 ms :[(OR (NOT p0) (AND p1 p2)), (OR (NOT p0) (AND p1 p2)), (AND p1 p2)]
Incomplete random walk after 10000 steps, including 14 resets, run finished after 4033 ms. (steps per millisecond=2 ) properties (out of 4) seen :2
Interrupted Best-First random walk after 4011 steps, including 2 resets, run timeout after 5004 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 5148 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=1 ) properties seen 0
Running SMT prover for 2 properties.
[2023-03-10 23:18:14] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:18:14] [INFO ] Invariant cache hit.
[2023-03-10 23:18:45] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2023-03-10 23:18:45] [INFO ] After 925ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT (AND p0 p2 p1))), (X (NOT (AND p2 (NOT p1)))), (X p0), (X (NOT (AND (NOT p0) p2 p1))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (G (NOT (AND p0 p1 p2))), (G (NOT (AND (NOT p0) p1 p2)))]
False Knowledge obtained : [(X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT p0))), (X (X p0)), (F (NOT p0)), (F (AND (NOT p1) p2))]
Knowledge based reduction with 9 factoid took 613 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 116 ms :[(NOT p0), (NOT p0)]
Support contains 215 out of 225 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 225/225 places, 8587/8587 transitions.
Applied a total of 0 rules in 3642 ms. Remains 225 /225 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
[2023-03-10 23:18:50] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:18:50] [INFO ] Invariant cache hit.
[2023-03-10 23:18:52] [INFO ] Dead Transitions using invariants and state equation in 2732 ms found 0 transitions.
[2023-03-10 23:18:52] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:18:52] [INFO ] Invariant cache hit.
[2023-03-10 23:18:53] [INFO ] Implicit Places using invariants in 246 ms returned []
[2023-03-10 23:18:53] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:18:53] [INFO ] Invariant cache hit.
[2023-03-10 23:18:53] [INFO ] Implicit Places using invariants and state equation in 487 ms returned []
Implicit Place search using SMT with State Equation took 735 ms to find 0 implicit places.
[2023-03-10 23:18:54] [INFO ] Redundant transitions in 1074 ms returned []
[2023-03-10 23:18:54] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:18:54] [INFO ] Invariant cache hit.
[2023-03-10 23:18:57] [INFO ] Dead Transitions using invariants and state equation in 2713 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10908 ms. Remains : 225/225 places, 8587/8587 transitions.
Computed a total of 168 stabilizing places and 323 stable transitions
Computed a total of 168 stabilizing places and 323 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) p0), (X p0), (X (OR (NOT p1) (NOT p2))), (X (X (OR (NOT p1) (NOT p2))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 4 factoid took 239 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 14 resets, run finished after 1983 ms. (steps per millisecond=5 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 3622 ms. (steps per millisecond=2 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-10 23:19:03] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:19:03] [INFO ] Invariant cache hit.
[2023-03-10 23:19:09] [INFO ] [Real]Absence check using 5 positive place invariants in 10 ms returned sat
[2023-03-10 23:19:09] [INFO ] After 600ms 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) (NOT p2) p0), (X p0), (X (OR (NOT p1) (NOT p2))), (X (X (OR (NOT p1) (NOT p2)))), (G (OR (NOT p1) (NOT p2)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 307 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 108 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Product exploration timeout after 59840 steps with 150 reset in 10001 ms.
Product exploration timeout after 63050 steps with 152 reset in 10002 ms.
Support contains 133 out of 225 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 225/225 places, 8587/8587 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 15 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 223 transition count 8586
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 16 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 221 transition count 8584
Applied a total of 7 rules in 3190 ms. Remains 221 /225 variables (removed 4) and now considering 8584/8587 (removed 3) transitions.
[2023-03-10 23:19:33] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
// Phase 1: matrix 526 rows 221 cols
[2023-03-10 23:19:33] [INFO ] Computed 4 place invariants in 4 ms
[2023-03-10 23:19:33] [INFO ] Implicit Places using invariants in 391 ms returned []
[2023-03-10 23:19:33] [INFO ] Flow matrix only has 526 transitions (discarded 8058 similar events)
[2023-03-10 23:19:33] [INFO ] Invariant cache hit.
[2023-03-10 23:19:33] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:19:35] [INFO ] Implicit Places using invariants and state equation in 2175 ms returned [82, 166]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2591 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 219/225 places, 8584/8587 transitions.
Applied a total of 0 rules in 3224 ms. Remains 219 /219 variables (removed 0) and now considering 8584/8584 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 9006 ms. Remains : 219/225 places, 8584/8587 transitions.
Treatment of property BridgeAndVehicles-PT-V80P20N50-LTLFireability-04 finished in 127249 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||X(p1))))||G(!p1)))'
Found a Lengthening insensitive property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-05
Stuttering acceptance computed with spot in 176 ms :[false, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 83 out of 226 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 18 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 225 transition count 8587
Applied a total of 2 rules in 127 ms. Remains 225 /226 variables (removed 1) and now considering 8587/8588 (removed 1) transitions.
[2023-03-10 23:19:40] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
// Phase 1: matrix 529 rows 225 cols
[2023-03-10 23:19:40] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 23:19:43] [INFO ] Dead Transitions using invariants and state equation in 2646 ms found 0 transitions.
[2023-03-10 23:19:43] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:19:43] [INFO ] Invariant cache hit.
[2023-03-10 23:19:43] [INFO ] Implicit Places using invariants in 720 ms returned []
[2023-03-10 23:19:43] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:19:43] [INFO ] Invariant cache hit.
[2023-03-10 23:19:45] [INFO ] Implicit Places using invariants and state equation in 1268 ms returned [82, 168]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1997 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 223/226 places, 8587/8588 transitions.
Applied a total of 0 rules in 69 ms. Remains 223 /223 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 4840 ms. Remains : 223/226 places, 8587/8588 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 0}, { cond=(AND p1 p0), acceptance={} source=0 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND p1 p0), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=2 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(AND (OR (LT s161 1) (LT s171 1)) (OR (LT s142 1) (LT s171 1)) (OR (LT s103 1) (LT s171 1)) (OR (LT s122 1) (LT s171 1)) (OR (LT s141 1) (LT s171 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][false, false, false]]
Product exploration explored 100000 steps with 175 reset in 2767 ms.
Product exploration explored 100000 steps with 175 reset in 2760 ms.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Detected a total of 166/223 stabilizing places and 323/8587 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p1)), (X (AND (NOT p1) p0)), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT (AND p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p1))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT (AND p1 p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 15 factoid took 562 ms. Reduced automaton from 3 states, 9 edges and 2 AP (stutter sensitive) to 3 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 129 ms :[false, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 305 steps, including 0 resets, run visited all 6 properties in 12 ms. (steps per millisecond=25 )
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p1)), (X (AND (NOT p1) p0)), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT (AND p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p1))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT (AND p1 p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (AND (NOT p1) (NOT p0))), (F (NOT p0)), (F (NOT (AND (NOT p1) p0))), (F p1), (F (AND p1 (NOT p0))), (F (AND p1 p0))]
Knowledge based reduction with 15 factoid took 789 ms. Reduced automaton from 3 states, 10 edges and 2 AP (stutter insensitive) to 3 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 125 ms :[false, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 145 ms :[false, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 83 out of 223 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 223/223 places, 8587/8587 transitions.
Applied a total of 0 rules in 2510 ms. Remains 223 /223 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
[2023-03-10 23:19:55] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
// Phase 1: matrix 529 rows 223 cols
[2023-03-10 23:19:55] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-10 23:19:57] [INFO ] Dead Transitions using invariants and state equation in 2408 ms found 0 transitions.
[2023-03-10 23:19:57] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:19:57] [INFO ] Invariant cache hit.
[2023-03-10 23:19:58] [INFO ] Implicit Places using invariants in 676 ms returned []
[2023-03-10 23:19:58] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:19:58] [INFO ] Invariant cache hit.
[2023-03-10 23:19:58] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:20:01] [INFO ] Implicit Places using invariants and state equation in 3241 ms returned []
Implicit Place search using SMT with State Equation took 3917 ms to find 0 implicit places.
[2023-03-10 23:20:02] [INFO ] Redundant transitions in 934 ms returned []
[2023-03-10 23:20:02] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:20:02] [INFO ] Invariant cache hit.
[2023-03-10 23:20:04] [INFO ] Dead Transitions using invariants and state equation in 2212 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11991 ms. Remains : 223/223 places, 8587/8587 transitions.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Detected a total of 166/223 stabilizing places and 323/8587 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p1)), (X (AND (NOT p1) p0)), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT (AND p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p1))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT (AND p1 p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 572 ms. Reduced automaton from 3 states, 10 edges and 2 AP (stutter insensitive) to 3 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 94 ms :[false, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 593 steps, including 1 resets, run visited all 6 properties in 21 ms. (steps per millisecond=28 )
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p1)), (X (AND (NOT p1) p0)), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT (AND p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p1))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT (AND p1 p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (AND (NOT p1) (NOT p0))), (F (NOT p0)), (F (NOT (AND (NOT p1) p0))), (F p1), (F (AND p1 (NOT p0))), (F (AND p1 p0))]
Knowledge based reduction with 15 factoid took 672 ms. Reduced automaton from 3 states, 10 edges and 2 AP (stutter insensitive) to 3 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 122 ms :[false, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 111 ms :[false, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 131 ms :[false, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 175 reset in 3155 ms.
Product exploration explored 100000 steps with 175 reset in 2938 ms.
Support contains 83 out of 223 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 223/223 places, 8587/8587 transitions.
Applied a total of 0 rules in 2106 ms. Remains 223 /223 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
[2023-03-10 23:20:14] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:20:14] [INFO ] Invariant cache hit.
[2023-03-10 23:20:17] [INFO ] Dead Transitions using invariants and state equation in 2279 ms found 0 transitions.
[2023-03-10 23:20:17] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:20:17] [INFO ] Invariant cache hit.
[2023-03-10 23:20:17] [INFO ] Implicit Places using invariants in 756 ms returned []
[2023-03-10 23:20:17] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:20:17] [INFO ] Invariant cache hit.
[2023-03-10 23:20:18] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:20:20] [INFO ] Implicit Places using invariants and state equation in 2538 ms returned []
Implicit Place search using SMT with State Equation took 3308 ms to find 0 implicit places.
[2023-03-10 23:20:21] [INFO ] Redundant transitions in 862 ms returned []
[2023-03-10 23:20:21] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:20:21] [INFO ] Invariant cache hit.
[2023-03-10 23:20:23] [INFO ] Dead Transitions using invariants and state equation in 2602 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11192 ms. Remains : 223/223 places, 8587/8587 transitions.
Treatment of property BridgeAndVehicles-PT-V80P20N50-LTLFireability-05 finished in 45585 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(X(F((p0||G(p1))))))'
Found a Shortening insensitive property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-06
Stuttering acceptance computed with spot in 127 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 83 out of 226 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 226/226 places, 8588/8588 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 22 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 225 transition count 8587
Applied a total of 2 rules in 151 ms. Remains 225 /226 variables (removed 1) and now considering 8587/8588 (removed 1) transitions.
[2023-03-10 23:20:26] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
// Phase 1: matrix 529 rows 225 cols
[2023-03-10 23:20:26] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-10 23:20:28] [INFO ] Dead Transitions using invariants and state equation in 2675 ms found 0 transitions.
[2023-03-10 23:20:28] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:20:28] [INFO ] Invariant cache hit.
[2023-03-10 23:20:29] [INFO ] Implicit Places using invariants in 804 ms returned []
[2023-03-10 23:20:29] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:20:29] [INFO ] Invariant cache hit.
[2023-03-10 23:20:30] [INFO ] Implicit Places using invariants and state equation in 1278 ms returned [82, 168]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2100 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 223/226 places, 8587/8588 transitions.
Applied a total of 0 rules in 76 ms. Remains 223 /223 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 5006 ms. Remains : 223/226 places, 8587/8588 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V80P20N50-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p1:(LT s82 1), p0:(AND (OR (LT s0 1) (LT s21 1)) (OR (LT s0 1) (LT s23 1)) (OR (LT s0 1) (LT s17 1)) (OR (LT s0 1) (LT s19 1)) (OR (LT s0 1) (LT s80 1)) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, cl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 377 reset in 2124 ms.
Product exploration explored 100000 steps with 380 reset in 1883 ms.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Detected a total of 166/223 stabilizing places and 323/8587 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 258 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 112 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Finished random walk after 5 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=5 )
Knowledge obtained : [(AND p1 (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT (AND p1 (NOT p0)))), (F (AND (NOT p1) (NOT p0)))]
Knowledge based reduction with 5 factoid took 296 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 116 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 120 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 83 out of 223 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 223/223 places, 8587/8587 transitions.
Applied a total of 0 rules in 62 ms. Remains 223 /223 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
[2023-03-10 23:20:36] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
// Phase 1: matrix 529 rows 223 cols
[2023-03-10 23:20:36] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 23:20:38] [INFO ] Dead Transitions using invariants and state equation in 2630 ms found 0 transitions.
[2023-03-10 23:20:38] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:20:38] [INFO ] Invariant cache hit.
[2023-03-10 23:20:39] [INFO ] Implicit Places using invariants in 741 ms returned []
[2023-03-10 23:20:39] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:20:39] [INFO ] Invariant cache hit.
[2023-03-10 23:20:40] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:20:42] [INFO ] Implicit Places using invariants and state equation in 2502 ms returned []
Implicit Place search using SMT with State Equation took 3258 ms to find 0 implicit places.
[2023-03-10 23:20:42] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:20:42] [INFO ] Invariant cache hit.
[2023-03-10 23:20:44] [INFO ] Dead Transitions using invariants and state equation in 2730 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8683 ms. Remains : 223/223 places, 8587/8587 transitions.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Detected a total of 166/223 stabilizing places and 323/8587 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 271 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Finished random walk after 5 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=5 )
Knowledge obtained : [(AND p1 (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT (AND p1 (NOT p0)))), (F (AND (NOT p1) (NOT p0)))]
Knowledge based reduction with 5 factoid took 276 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 127 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 136 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 121 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 379 reset in 2349 ms.
Product exploration explored 100000 steps with 380 reset in 2361 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 134 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 83 out of 223 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 223/223 places, 8587/8587 transitions.
Applied a total of 0 rules in 2816 ms. Remains 223 /223 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
[2023-03-10 23:20:53] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:20:53] [INFO ] Invariant cache hit.
[2023-03-10 23:20:56] [INFO ] Dead Transitions using invariants and state equation in 2585 ms found 0 transitions.
[2023-03-10 23:20:57] [INFO ] Redundant transitions in 890 ms returned []
[2023-03-10 23:20:57] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:20:57] [INFO ] Invariant cache hit.
[2023-03-10 23:20:59] [INFO ] Dead Transitions using invariants and state equation in 2470 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8785 ms. Remains : 223/223 places, 8587/8587 transitions.
Support contains 83 out of 223 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 223/223 places, 8587/8587 transitions.
Applied a total of 0 rules in 36 ms. Remains 223 /223 variables (removed 0) and now considering 8587/8587 (removed 0) transitions.
[2023-03-10 23:20:59] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:20:59] [INFO ] Invariant cache hit.
[2023-03-10 23:21:02] [INFO ] Dead Transitions using invariants and state equation in 2294 ms found 0 transitions.
[2023-03-10 23:21:02] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:21:02] [INFO ] Invariant cache hit.
[2023-03-10 23:21:02] [INFO ] Implicit Places using invariants in 681 ms returned []
[2023-03-10 23:21:02] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:21:02] [INFO ] Invariant cache hit.
[2023-03-10 23:21:03] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 23:21:06] [INFO ] Implicit Places using invariants and state equation in 3886 ms returned []
Implicit Place search using SMT with State Equation took 4585 ms to find 0 implicit places.
[2023-03-10 23:21:06] [INFO ] Flow matrix only has 529 transitions (discarded 8058 similar events)
[2023-03-10 23:21:06] [INFO ] Invariant cache hit.
[2023-03-10 23:21:09] [INFO ] Dead Transitions using invariants and state equation in 2377 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9308 ms. Remains : 223/223 places, 8587/8587 transitions.
Treatment of property BridgeAndVehicles-PT-V80P20N50-LTLFireability-06 finished in 45028 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(F((G(!p0)||(!p0&&G(F(!p1)))))))'
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(F(p0)))'
[2023-03-10 23:21:12] [INFO ] Flatten gal took : 743 ms
[2023-03-10 23:21:12] [INFO ] Export to MCC of 6 properties in file /home/mcc/execution/LTLFireability.sr.xml took 166 ms.
[2023-03-10 23:21:12] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 226 places, 8588 transitions and 67468 arcs took 108 ms.
Total runtime 818187 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT BridgeAndVehicles-PT-V80P20N50
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/378
LTLFireability

BK_STOP 1678490613115

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/378/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/378/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/378/LTLFireability.xml
/home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin//../BenchKit_head.sh: line 63: 3370 Killed lola --conf=$BIN_DIR/configfiles/ltlfireabilityconf --formula=$DIR/LTLFireability.xml --verdictfile=$DIR/GenericPropertiesVerdict.xml $DIR/model.pnml

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="BridgeAndVehicles-PT-V80P20N50"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is BridgeAndVehicles-PT-V80P20N50, 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 r039-tajo-167813692300292"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V80P20N50.tgz
mv BridgeAndVehicles-PT-V80P20N50 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 ;