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-167813692200204.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-V20P20N10, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r039-tajo-167813692200204
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.2M
-rw-r--r-- 1 mcc users 11K Feb 25 12:08 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K Feb 25 12:08 CTLCardinality.xml
-rw-r--r-- 1 mcc users 40K Feb 25 12:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 169K Feb 25 12:07 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 4.8K Feb 25 15:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 15:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 51K Feb 25 15:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 165K Feb 25 15:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 20K Feb 25 12:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 142K Feb 25 12:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 194K Feb 25 12:15 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 798K Feb 25 12:15 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.7K Feb 25 15:35 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 434K 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-V20P20N10-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678484261035

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-V20P20N10
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-10 21:37:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-10 21:37:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-10 21:37:43] [INFO ] Load time of PNML (sax parser for PT used): 79 ms
[2023-03-10 21:37:43] [INFO ] Transformed 68 places.
[2023-03-10 21:37:43] [INFO ] Transformed 548 transitions.
[2023-03-10 21:37:43] [INFO ] Parsed PT model containing 68 places and 548 transitions and 4070 arcs in 193 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 66 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 66 transition count 548
Applied a total of 2 rules in 28 ms. Remains 66 /68 variables (removed 2) and now considering 548/548 (removed 0) transitions.
[2023-03-10 21:37:43] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 66 cols
[2023-03-10 21:37:43] [INFO ] Computed 5 place invariants in 8 ms
[2023-03-10 21:37:44] [INFO ] Dead Transitions using invariants and state equation in 400 ms found 0 transitions.
[2023-03-10 21:37:44] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-10 21:37:44] [INFO ] Invariant cache hit.
[2023-03-10 21:37:44] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-03-10 21:37:44] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-10 21:37:44] [INFO ] Invariant cache hit.
[2023-03-10 21:37:44] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:37:44] [INFO ] Implicit Places using invariants and state equation in 170 ms returned []
Implicit Place search using SMT with State Equation took 211 ms to find 0 implicit places.
[2023-03-10 21:37:44] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-10 21:37:44] [INFO ] Invariant cache hit.
[2023-03-10 21:37:44] [INFO ] Dead Transitions using invariants and state equation in 216 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 66/68 places, 548/548 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 881 ms. Remains : 66/68 places, 548/548 transitions.
Support contains 66 out of 66 places after structural reductions.
[2023-03-10 21:37:44] [INFO ] Flatten gal took : 77 ms
[2023-03-10 21:37:45] [INFO ] Flatten gal took : 72 ms
[2023-03-10 21:37:45] [INFO ] Input system was already deterministic with 548 transitions.
Incomplete random walk after 10000 steps, including 56 resets, run finished after 616 ms. (steps per millisecond=16 ) properties (out of 29) seen :21
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 236 ms. (steps per millisecond=42 ) properties (out of 8) seen :1
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 73 ms. (steps per millisecond=136 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 19 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 22 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
[2023-03-10 21:37:46] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-10 21:37:46] [INFO ] Invariant cache hit.
[2023-03-10 21:37:47] [INFO ] [Real]Absence check using 5 positive place invariants in 7 ms returned sat
[2023-03-10 21:37:47] [INFO ] After 182ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:6
[2023-03-10 21:37:47] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 21:37:47] [INFO ] After 161ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :6
[2023-03-10 21:37:47] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:37:47] [INFO ] After 116ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :1 sat :6
[2023-03-10 21:37:47] [INFO ] After 528ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :6
Attempting to minimize the solution found.
Minimization took 226 ms.
[2023-03-10 21:37:48] [INFO ] After 1014ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :6
Fused 7 Parikh solutions to 6 different solutions.
Parikh walk visited 0 properties in 48 ms.
Support contains 14 out of 66 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 66/66 places, 548/548 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 547
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 547
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 63 transition count 546
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 61 transition count 544
Applied a total of 9 rules in 80 ms. Remains 61 /66 variables (removed 5) and now considering 544/548 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 81 ms. Remains : 61/66 places, 544/548 transitions.
Incomplete random walk after 10000 steps, including 79 resets, run finished after 233 ms. (steps per millisecond=42 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 37 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 39 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 37 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-10 21:37:48] [INFO ] Flow matrix only has 126 transitions (discarded 418 similar events)
// Phase 1: matrix 126 rows 61 cols
[2023-03-10 21:37:48] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-10 21:37:48] [INFO ] [Real]Absence check using 4 positive place invariants in 0 ms returned sat
[2023-03-10 21:37:49] [INFO ] After 251ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-10 21:37:49] [INFO ] [Nat]Absence check using 4 positive place invariants in 0 ms returned sat
[2023-03-10 21:37:49] [INFO ] After 66ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-10 21:37:49] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:37:49] [INFO ] After 55ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-10 21:37:49] [INFO ] After 174ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 60 ms.
[2023-03-10 21:37:49] [INFO ] After 340ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 15 ms.
Support contains 12 out of 61 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 544/544 transitions.
Applied a total of 0 rules in 18 ms. Remains 61 /61 variables (removed 0) and now considering 544/544 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 61/61 places, 544/544 transitions.
Incomplete random walk after 10000 steps, including 79 resets, run finished after 145 ms. (steps per millisecond=68 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 33 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 38 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 37 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 853473 steps, run timeout after 3001 ms. (steps per millisecond=284 ) properties seen :{0=1, 1=1, 2=1, 3=1}
Probabilistic random walk after 853473 steps, saw 233266 distinct states, run finished after 3002 ms. (steps per millisecond=284 ) properties seen :4
Running SMT prover for 1 properties.
[2023-03-10 21:37:52] [INFO ] Flow matrix only has 126 transitions (discarded 418 similar events)
[2023-03-10 21:37:52] [INFO ] Invariant cache hit.
[2023-03-10 21:37:52] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-10 21:37:53] [INFO ] After 119ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-10 21:37:53] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-10 21:37:53] [INFO ] After 52ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-10 21:37:53] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:37:53] [INFO ] After 27ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-10 21:37:53] [INFO ] After 43ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-10 21:37:53] [INFO ] After 160ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 4 out of 61 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 544/544 transitions.
Applied a total of 0 rules in 26 ms. Remains 61 /61 variables (removed 0) and now considering 544/544 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 61/61 places, 544/544 transitions.
Incomplete random walk after 10000 steps, including 79 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 37 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1000889 steps, run timeout after 3001 ms. (steps per millisecond=333 ) properties seen :{}
Probabilistic random walk after 1000889 steps, saw 272075 distinct states, run finished after 3003 ms. (steps per millisecond=333 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-10 21:37:56] [INFO ] Flow matrix only has 126 transitions (discarded 418 similar events)
[2023-03-10 21:37:56] [INFO ] Invariant cache hit.
[2023-03-10 21:37:56] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-10 21:37:56] [INFO ] After 94ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-10 21:37:56] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-10 21:37:56] [INFO ] After 58ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-10 21:37:56] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:37:56] [INFO ] After 19ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-10 21:37:56] [INFO ] After 33ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-10 21:37:56] [INFO ] After 169ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 61 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 544/544 transitions.
Applied a total of 0 rules in 16 ms. Remains 61 /61 variables (removed 0) and now considering 544/544 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 61/61 places, 544/544 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 544/544 transitions.
Applied a total of 0 rules in 15 ms. Remains 61 /61 variables (removed 0) and now considering 544/544 (removed 0) transitions.
[2023-03-10 21:37:56] [INFO ] Flow matrix only has 126 transitions (discarded 418 similar events)
[2023-03-10 21:37:56] [INFO ] Invariant cache hit.
[2023-03-10 21:37:56] [INFO ] Implicit Places using invariants in 129 ms returned []
[2023-03-10 21:37:56] [INFO ] Flow matrix only has 126 transitions (discarded 418 similar events)
[2023-03-10 21:37:56] [INFO ] Invariant cache hit.
[2023-03-10 21:37:56] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:37:57] [INFO ] Implicit Places using invariants and state equation in 430 ms returned [22, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 566 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 59/61 places, 544/544 transitions.
Applied a total of 0 rules in 19 ms. Remains 59 /59 variables (removed 0) and now considering 544/544 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 602 ms. Remains : 59/61 places, 544/544 transitions.
Incomplete random walk after 10000 steps, including 79 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 39 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1275887 steps, run timeout after 3001 ms. (steps per millisecond=425 ) properties seen :{}
Probabilistic random walk after 1275887 steps, saw 344941 distinct states, run finished after 3001 ms. (steps per millisecond=425 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-10 21:38:00] [INFO ] Flow matrix only has 126 transitions (discarded 418 similar events)
// Phase 1: matrix 126 rows 59 cols
[2023-03-10 21:38:00] [INFO ] Computed 4 place invariants in 3 ms
[2023-03-10 21:38:00] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-10 21:38:00] [INFO ] After 62ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-10 21:38:00] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-10 21:38:00] [INFO ] After 43ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-10 21:38:00] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:00] [INFO ] After 12ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-10 21:38:00] [INFO ] After 27ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2023-03-10 21:38:00] [INFO ] After 133ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 59 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 59/59 places, 544/544 transitions.
Applied a total of 0 rules in 14 ms. Remains 59 /59 variables (removed 0) and now considering 544/544 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 59/59 places, 544/544 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 59/59 places, 544/544 transitions.
Applied a total of 0 rules in 14 ms. Remains 59 /59 variables (removed 0) and now considering 544/544 (removed 0) transitions.
[2023-03-10 21:38:00] [INFO ] Flow matrix only has 126 transitions (discarded 418 similar events)
[2023-03-10 21:38:00] [INFO ] Invariant cache hit.
[2023-03-10 21:38:00] [INFO ] Implicit Places using invariants in 126 ms returned []
[2023-03-10 21:38:00] [INFO ] Flow matrix only has 126 transitions (discarded 418 similar events)
[2023-03-10 21:38:00] [INFO ] Invariant cache hit.
[2023-03-10 21:38:00] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:00] [INFO ] Implicit Places using invariants and state equation in 196 ms returned []
Implicit Place search using SMT with State Equation took 339 ms to find 0 implicit places.
[2023-03-10 21:38:00] [INFO ] Redundant transitions in 30 ms returned []
[2023-03-10 21:38:00] [INFO ] Flow matrix only has 126 transitions (discarded 418 similar events)
[2023-03-10 21:38:00] [INFO ] Invariant cache hit.
[2023-03-10 21:38:01] [INFO ] Dead Transitions using invariants and state equation in 211 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 631 ms. Remains : 59/59 places, 544/544 transitions.
Ensure Unique test removed 418 transitions
Reduce isomorphic transitions removed 418 transitions.
Iterating post reduction 0 with 418 rules applied. Total rules applied 418 place count 59 transition count 126
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 420 place count 59 transition count 124
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 422 place count 57 transition count 124
Applied a total of 422 rules in 5 ms. Remains 57 /59 variables (removed 2) and now considering 124/544 (removed 420) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 124 rows 57 cols
[2023-03-10 21:38:01] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-10 21:38:01] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-10 21:38:01] [INFO ] After 70ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-10 21:38:01] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-10 21:38:01] [INFO ] After 48ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-10 21:38:01] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-10 21:38:01] [INFO ] After 19ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-10 21:38:01] [INFO ] After 25ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-03-10 21:38:01] [INFO ] After 140ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Successfully simplified 1 atomic propositions for a total of 15 simplifications.
Computed a total of 49 stabilizing places and 84 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' '!(G((X(p0)&&(p1||X(p2)))))'
Support contains 46 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 548/548 transitions.
Applied a total of 0 rules in 6 ms. Remains 66 /66 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-10 21:38:01] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 66 cols
[2023-03-10 21:38:01] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:38:02] [INFO ] Dead Transitions using invariants and state equation in 198 ms found 0 transitions.
[2023-03-10 21:38:02] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-10 21:38:02] [INFO ] Invariant cache hit.
[2023-03-10 21:38:02] [INFO ] Implicit Places using invariants in 52 ms returned []
[2023-03-10 21:38:02] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-10 21:38:02] [INFO ] Invariant cache hit.
[2023-03-10 21:38:02] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:02] [INFO ] Implicit Places using invariants and state equation in 112 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 188 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 65/66 places, 548/548 transitions.
Applied a total of 0 rules in 2 ms. Remains 65 /65 variables (removed 0) and now considering 548/548 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 396 ms. Remains : 65/66 places, 548/548 transitions.
Stuttering acceptance computed with spot in 202 ms :[true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p2) (NOT p0)), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 2}, { cond=p1, acceptance={} source=1 dest: 3}], [{ cond=(OR (NOT p0) (NOT p2)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p1) p0 p2), acceptance={} source=2 dest: 2}, { cond=(AND p1 p0 p2), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=3 dest: 2}, { cond=(AND p1 p0), acceptance={} source=3 dest: 3}]], initial=1, aps=[p1:(AND (OR (LT s23 1) (LT s25 1) (LT s43 1) (LT s47 1)) (OR (LT s23 1) (LT s25 1) (LT s36 1) (LT s47 1)) (OR (LT s23 1) (LT s25 1) (LT s41 1) (LT s47 1))...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-00 finished in 820 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 12 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 548/548 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 547
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 547
Applied a total of 2 rules in 6 ms. Remains 65 /66 variables (removed 1) and now considering 547/548 (removed 1) transitions.
[2023-03-10 21:38:02] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 65 cols
[2023-03-10 21:38:02] [INFO ] Computed 5 place invariants in 0 ms
[2023-03-10 21:38:02] [INFO ] Dead Transitions using invariants and state equation in 251 ms found 0 transitions.
[2023-03-10 21:38:02] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:02] [INFO ] Invariant cache hit.
[2023-03-10 21:38:02] [INFO ] Implicit Places using invariants in 72 ms returned []
[2023-03-10 21:38:02] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:02] [INFO ] Invariant cache hit.
[2023-03-10 21:38:02] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:03] [INFO ] Implicit Places using invariants and state equation in 184 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 295 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 63/66 places, 547/548 transitions.
Applied a total of 0 rules in 2 ms. Remains 63 /63 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 567 ms. Remains : 63/66 places, 547/548 transitions.
Stuttering acceptance computed with spot in 90 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-01 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 (OR (LT s47 1) (LT s61 1)) (OR (LT s47 1) (LT s59 1)) (OR (LT s47 1) (LT s60 1)) (OR (LT s47 1) (LT s57 1)) (OR (LT s47 1) (LT s58 1)) (OR (LT s48...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-01 finished in 668 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' '!(((p0 U (p1||G(p0))) U (p2&&F(p3))))'
Support contains 59 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 548/548 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 547
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 547
Applied a total of 2 rules in 61 ms. Remains 65 /66 variables (removed 1) and now considering 547/548 (removed 1) transitions.
[2023-03-10 21:38:03] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:03] [INFO ] Invariant cache hit.
[2023-03-10 21:38:03] [INFO ] Dead Transitions using invariants and state equation in 255 ms found 0 transitions.
[2023-03-10 21:38:03] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:03] [INFO ] Invariant cache hit.
[2023-03-10 21:38:03] [INFO ] Implicit Places using invariants in 35 ms returned []
[2023-03-10 21:38:03] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:03] [INFO ] Invariant cache hit.
[2023-03-10 21:38:03] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:03] [INFO ] Implicit Places using invariants and state equation in 86 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 138 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/66 places, 547/548 transitions.
Applied a total of 0 rules in 22 ms. Remains 64 /64 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 478 ms. Remains : 64/66 places, 547/548 transitions.
Stuttering acceptance computed with spot in 202 ms :[(OR (NOT p2) (NOT p3)), true, (NOT p3), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(OR (AND (NOT p2) p1) (AND (NOT p2) p0)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 1}, { cond=(AND p2 (NOT p3)), acceptance={0} source=0 dest: 2}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={0} source=0 dest: 3}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p3), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={} source=3 dest: 3}]], initial=0, aps=[p2:(OR (AND (GEQ s1 1) (GEQ s24 1) (GEQ s31 1) (GEQ s56 1)) (AND (GEQ s1 1) (GEQ s24 1) (GEQ s41 1) (GEQ s58 1)) (AND (GEQ s1 1) (GEQ s24 1) (GEQ s36 1) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][true, true, true, true]]
Entered a terminal (fully accepting) state of product in 146 steps with 2 reset in 42 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-02 finished in 755 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 35 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 548/548 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 547
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 547
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 63 transition count 546
Applied a total of 5 rules in 61 ms. Remains 63 /66 variables (removed 3) and now considering 546/548 (removed 2) transitions.
[2023-03-10 21:38:03] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
// Phase 1: matrix 128 rows 63 cols
[2023-03-10 21:38:03] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-10 21:38:04] [INFO ] Implicit Places using invariants in 157 ms returned []
[2023-03-10 21:38:04] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
[2023-03-10 21:38:04] [INFO ] Invariant cache hit.
[2023-03-10 21:38:04] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:04] [INFO ] Implicit Places using invariants and state equation in 298 ms returned [22, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 459 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 61/66 places, 546/548 transitions.
Applied a total of 0 rules in 44 ms. Remains 61 /61 variables (removed 0) and now considering 546/546 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 581 ms. Remains : 61/66 places, 546/548 transitions.
Stuttering acceptance computed with spot in 58 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (OR (LT s45 1) (LT s59 1)) (OR (LT s45 1) (LT s57 1)) (OR (LT s45 1) (LT s58 1)) (OR (LT s45 1) (LT s55 1)) (OR (LT s45 1) (LT s56 1)) (OR (LT s46...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 765 reset in 1137 ms.
Product exploration explored 100000 steps with 765 reset in 1364 ms.
Computed a total of 44 stabilizing places and 82 stable transitions
Computed a total of 44 stabilizing places and 82 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 1 factoid took 86 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 23 ms :[(NOT p0)]
Finished random walk after 4 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=4 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F p0)]
Knowledge based reduction with 1 factoid took 106 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 21 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 23 ms :[(NOT p0)]
[2023-03-10 21:38:07] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
// Phase 1: matrix 128 rows 61 cols
[2023-03-10 21:38:07] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-10 21:38:09] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-10 21:38:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:38:09] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2023-03-10 21:38:09] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:09] [INFO ] [Real]Added 22 Read/Feed constraints in 4 ms returned sat
[2023-03-10 21:38:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:38:10] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-10 21:38:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:38:10] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2023-03-10 21:38:11] [INFO ] [Nat]Added 22 Read/Feed constraints in 247 ms returned sat
[2023-03-10 21:38:11] [INFO ] Computed and/alt/rep : 50/98/50 causal constraints (skipped 75 transitions) in 25 ms.
[2023-03-10 21:38:11] [INFO ] Added : 18 causal constraints over 5 iterations in 135 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 35 out of 61 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 61/61 places, 546/546 transitions.
Applied a total of 0 rules in 33 ms. Remains 61 /61 variables (removed 0) and now considering 546/546 (removed 0) transitions.
[2023-03-10 21:38:11] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
[2023-03-10 21:38:11] [INFO ] Invariant cache hit.
[2023-03-10 21:38:11] [INFO ] Implicit Places using invariants in 98 ms returned []
[2023-03-10 21:38:11] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
[2023-03-10 21:38:11] [INFO ] Invariant cache hit.
[2023-03-10 21:38:11] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:11] [INFO ] Implicit Places using invariants and state equation in 204 ms returned []
Implicit Place search using SMT with State Equation took 304 ms to find 0 implicit places.
[2023-03-10 21:38:11] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-10 21:38:11] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
[2023-03-10 21:38:11] [INFO ] Invariant cache hit.
[2023-03-10 21:38:12] [INFO ] Dead Transitions using invariants and state equation in 486 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 835 ms. Remains : 61/61 places, 546/546 transitions.
Computed a total of 44 stabilizing places and 82 stable transitions
Computed a total of 44 stabilizing places and 82 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 1 factoid took 124 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F p0)]
Knowledge based reduction with 1 factoid took 83 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
[2023-03-10 21:38:12] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
[2023-03-10 21:38:12] [INFO ] Invariant cache hit.
[2023-03-10 21:38:13] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-10 21:38:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:38:14] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2023-03-10 21:38:14] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:14] [INFO ] [Real]Added 22 Read/Feed constraints in 10 ms returned sat
[2023-03-10 21:38:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:38:15] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-10 21:38:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:38:15] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2023-03-10 21:38:16] [INFO ] [Nat]Added 22 Read/Feed constraints in 244 ms returned sat
[2023-03-10 21:38:16] [INFO ] Computed and/alt/rep : 50/98/50 causal constraints (skipped 75 transitions) in 57 ms.
[2023-03-10 21:38:16] [INFO ] Added : 18 causal constraints over 5 iterations in 191 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 89 ms :[(NOT p0)]
Product exploration explored 100000 steps with 765 reset in 1305 ms.
Product exploration explored 100000 steps with 765 reset in 1455 ms.
Support contains 35 out of 61 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 61/61 places, 546/546 transitions.
Applied a total of 0 rules in 18 ms. Remains 61 /61 variables (removed 0) and now considering 546/546 (removed 0) transitions.
[2023-03-10 21:38:19] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
[2023-03-10 21:38:19] [INFO ] Invariant cache hit.
[2023-03-10 21:38:19] [INFO ] Implicit Places using invariants in 106 ms returned []
[2023-03-10 21:38:19] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
[2023-03-10 21:38:19] [INFO ] Invariant cache hit.
[2023-03-10 21:38:19] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:19] [INFO ] Implicit Places using invariants and state equation in 135 ms returned []
Implicit Place search using SMT with State Equation took 279 ms to find 0 implicit places.
[2023-03-10 21:38:19] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-10 21:38:19] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
[2023-03-10 21:38:19] [INFO ] Invariant cache hit.
[2023-03-10 21:38:19] [INFO ] Dead Transitions using invariants and state equation in 204 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 536 ms. Remains : 61/61 places, 546/546 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-03 finished in 16049 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(!(p0 U (G((!p0 U p1))&&G(p2)))))'
Support contains 56 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 548/548 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 547
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 547
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 63 transition count 546
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 61 transition count 544
Applied a total of 9 rules in 51 ms. Remains 61 /66 variables (removed 5) and now considering 544/548 (removed 4) transitions.
[2023-03-10 21:38:20] [INFO ] Flow matrix only has 126 transitions (discarded 418 similar events)
// Phase 1: matrix 126 rows 61 cols
[2023-03-10 21:38:20] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-10 21:38:20] [INFO ] Implicit Places using invariants in 86 ms returned []
[2023-03-10 21:38:20] [INFO ] Flow matrix only has 126 transitions (discarded 418 similar events)
[2023-03-10 21:38:20] [INFO ] Invariant cache hit.
[2023-03-10 21:38:20] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:20] [INFO ] Implicit Places using invariants and state equation in 81 ms returned [22, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 169 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 59/66 places, 544/548 transitions.
Applied a total of 0 rules in 40 ms. Remains 59 /59 variables (removed 0) and now considering 544/544 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 263 ms. Remains : 59/66 places, 544/548 transitions.
Stuttering acceptance computed with spot in 66 ms :[(AND p1 p2), (AND p1 p2)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(OR (AND (NOT p0) p2) (AND p2 p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) p2 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND p2 p1), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (GEQ s28 1) (GEQ s47 1)) (AND (GEQ s33 1) (GEQ s47 1)) (AND (GEQ s35 1) (GEQ s47 1)) (AND (GEQ s40 1) (GEQ s47 1)) (AND (GEQ s38 1) (GEQ s47 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 1710 reset in 915 ms.
Product exploration explored 100000 steps with 1706 reset in 959 ms.
Computed a total of 44 stabilizing places and 82 stable transitions
Computed a total of 44 stabilizing places and 82 stable transitions
Detected a total of 44/59 stabilizing places and 82/544 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (NOT (OR (AND (NOT p0) p2) (AND p2 p1)))), (X (NOT (AND p2 p1))), (X p0), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (NOT (OR (AND (NOT p0) p2) (AND p2 p1))))), (X (X (NOT (AND p2 p1)))), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 449 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(AND p1 p2), (AND p1 p2)]
Incomplete random walk after 10000 steps, including 79 resets, run finished after 540 ms. (steps per millisecond=18 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 10001 steps, including 30 resets, run finished after 540 ms. (steps per millisecond=18 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 31 resets, run finished after 399 ms. (steps per millisecond=25 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 41 resets, run finished after 422 ms. (steps per millisecond=23 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-10 21:38:24] [INFO ] Flow matrix only has 126 transitions (discarded 418 similar events)
// Phase 1: matrix 126 rows 59 cols
[2023-03-10 21:38:24] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-10 21:38:25] [INFO ] [Real]Absence check using 4 positive place invariants in 21 ms returned sat
[2023-03-10 21:38:25] [INFO ] After 263ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-10 21:38:25] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-10 21:38:27] [INFO ] After 1378ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :2
[2023-03-10 21:38:27] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:28] [INFO ] After 1511ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :1 sat :2
[2023-03-10 21:38:30] [INFO ] After 3038ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :2
Attempting to minimize the solution found.
Minimization took 1456 ms.
[2023-03-10 21:38:31] [INFO ] After 5987ms 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 17 ms.
Support contains 56 out of 59 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 59/59 places, 544/544 transitions.
Applied a total of 0 rules in 14 ms. Remains 59 /59 variables (removed 0) and now considering 544/544 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 59/59 places, 544/544 transitions.
Incomplete random walk after 10000 steps, including 79 resets, run finished after 359 ms. (steps per millisecond=27 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 31 resets, run finished after 616 ms. (steps per millisecond=16 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 31 resets, run finished after 349 ms. (steps per millisecond=28 ) properties (out of 2) seen :0
Finished probabilistic random walk after 328 steps, run visited all 2 properties in 11 ms. (steps per millisecond=29 )
Probabilistic random walk after 328 steps, saw 232 distinct states, run finished after 11 ms. (steps per millisecond=29 ) properties seen :2
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (NOT (OR (AND (NOT p0) p2) (AND p2 p1)))), (X (NOT (AND p2 p1))), (X p0), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (NOT (OR (AND (NOT p0) p2) (AND p2 p1))))), (X (X (NOT (AND p2 p1)))), (X (X p0)), (F (OR (G p0) (G (NOT p0)))), (G (NOT (AND p2 p1)))]
False Knowledge obtained : [(F (NOT p0)), (F (AND p2 (NOT p0) (NOT p1))), (F (OR (AND p2 (NOT p0)) (AND p2 p1)))]
Property proved to be true thanks to knowledge :(G (NOT (AND p2 p1)))
Knowledge based reduction with 11 factoid took 245 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-04 finished in 13333 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||X(X((G(F(!p1))||G(p0)))))))'
Support contains 34 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 548/548 transitions.
Applied a total of 0 rules in 1 ms. Remains 66 /66 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-10 21:38:33] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 66 cols
[2023-03-10 21:38:33] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 21:38:33] [INFO ] Dead Transitions using invariants and state equation in 254 ms found 0 transitions.
[2023-03-10 21:38:33] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-10 21:38:33] [INFO ] Invariant cache hit.
[2023-03-10 21:38:33] [INFO ] Implicit Places using invariants in 58 ms returned []
[2023-03-10 21:38:33] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-10 21:38:33] [INFO ] Invariant cache hit.
[2023-03-10 21:38:33] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:33] [INFO ] Implicit Places using invariants and state equation in 124 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 210 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/66 places, 548/548 transitions.
Applied a total of 0 rules in 1 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 479 ms. Remains : 64/66 places, 548/548 transitions.
Stuttering acceptance computed with spot in 125 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 3}, { cond=(NOT p0), acceptance={} source=2 dest: 4}], [{ cond=p1, acceptance={0} source=3 dest: 3}], [{ cond=p1, acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(OR (AND (GEQ s1 1) (GEQ s24 1) (GEQ s31 1) (GEQ s56 1)) (AND (GEQ s1 1) (GEQ s24 1) (GEQ s41 1) (GEQ s58 1)) (AND (GEQ s1 1) (GEQ s24 1) (GEQ s36 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, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 917 reset in 1191 ms.
Product exploration explored 100000 steps with 904 reset in 1189 ms.
Computed a total of 47 stabilizing places and 84 stable transitions
Computed a total of 47 stabilizing places and 84 stable transitions
Detected a total of 47/64 stabilizing places and 84/548 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1)))), true, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 5 factoid took 369 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 197 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Finished random walk after 7 steps, including 0 resets, run visited all 3 properties in 1 ms. (steps per millisecond=7 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1)))), true, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0), (F p1), (F (AND (NOT p0) p1))]
Knowledge based reduction with 5 factoid took 377 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 114 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Stuttering acceptance computed with spot in 126 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Support contains 34 out of 64 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 1 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-10 21:38:37] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 64 cols
[2023-03-10 21:38:37] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:38:37] [INFO ] Dead Transitions using invariants and state equation in 181 ms found 0 transitions.
[2023-03-10 21:38:37] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-10 21:38:37] [INFO ] Invariant cache hit.
[2023-03-10 21:38:37] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-10 21:38:37] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-10 21:38:37] [INFO ] Invariant cache hit.
[2023-03-10 21:38:37] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:37] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 167 ms to find 0 implicit places.
[2023-03-10 21:38:37] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-10 21:38:37] [INFO ] Invariant cache hit.
[2023-03-10 21:38:38] [INFO ] Dead Transitions using invariants and state equation in 173 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 544 ms. Remains : 64/64 places, 548/548 transitions.
Computed a total of 47 stabilizing places and 84 stable transitions
Computed a total of 47 stabilizing places and 84 stable transitions
Detected a total of 47/64 stabilizing places and 84/548 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1)))), true, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 5 factoid took 192 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 105 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Finished random walk after 178 steps, including 1 resets, run visited all 3 properties in 3 ms. (steps per millisecond=59 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1)))), true, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0), (F p1), (F (AND (NOT p0) p1))]
Knowledge based reduction with 5 factoid took 205 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 109 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Stuttering acceptance computed with spot in 181 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Stuttering acceptance computed with spot in 116 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Product exploration explored 100000 steps with 944 reset in 1112 ms.
Product exploration explored 100000 steps with 923 reset in 1137 ms.
Applying partial POR strategy [false, false, true, true, true]
Stuttering acceptance computed with spot in 132 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Support contains 34 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 548/548 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 64 transition count 548
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 18 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-10 21:38:41] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 64 cols
[2023-03-10 21:38:41] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:38:41] [INFO ] Dead Transitions using invariants and state equation in 186 ms found 0 transitions.
[2023-03-10 21:38:41] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-10 21:38:41] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-10 21:38:41] [INFO ] Invariant cache hit.
[2023-03-10 21:38:41] [INFO ] Dead Transitions using invariants and state equation in 188 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/64 places, 548/548 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 437 ms. Remains : 64/64 places, 548/548 transitions.
Support contains 34 out of 64 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 1 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-10 21:38:41] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 64 cols
[2023-03-10 21:38:41] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:38:42] [INFO ] Dead Transitions using invariants and state equation in 168 ms found 0 transitions.
[2023-03-10 21:38:42] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-10 21:38:42] [INFO ] Invariant cache hit.
[2023-03-10 21:38:42] [INFO ] Implicit Places using invariants in 47 ms returned []
[2023-03-10 21:38:42] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-10 21:38:42] [INFO ] Invariant cache hit.
[2023-03-10 21:38:42] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:42] [INFO ] Implicit Places using invariants and state equation in 119 ms returned []
Implicit Place search using SMT with State Equation took 182 ms to find 0 implicit places.
[2023-03-10 21:38:42] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-10 21:38:42] [INFO ] Invariant cache hit.
[2023-03-10 21:38:42] [INFO ] Dead Transitions using invariants and state equation in 143 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 497 ms. Remains : 64/64 places, 548/548 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-05 finished in 9284 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0) U G(!p1))))'
Support contains 35 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 548/548 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 547
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 547
Applied a total of 2 rules in 3 ms. Remains 65 /66 variables (removed 1) and now considering 547/548 (removed 1) transitions.
[2023-03-10 21:38:42] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 65 cols
[2023-03-10 21:38:42] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:38:42] [INFO ] Dead Transitions using invariants and state equation in 141 ms found 0 transitions.
[2023-03-10 21:38:42] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:42] [INFO ] Invariant cache hit.
[2023-03-10 21:38:42] [INFO ] Implicit Places using invariants in 56 ms returned []
[2023-03-10 21:38:42] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:42] [INFO ] Invariant cache hit.
[2023-03-10 21:38:42] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:42] [INFO ] Implicit Places using invariants and state equation in 123 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 186 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/66 places, 547/548 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 334 ms. Remains : 64/66 places, 547/548 transitions.
Stuttering acceptance computed with spot in 109 ms :[p1, p1, true, (AND (NOT p1) (NOT p0)), p1]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 1}, { cond=(AND p1 p0), acceptance={0} source=1 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(AND p1 p0), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=3 dest: 3}], [{ cond=p1, acceptance={} source=4 dest: 2}, { cond=(NOT p1), acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(AND (OR (LT s48 1) (LT s62 1)) (OR (LT s48 1) (LT s60 1)) (OR (LT s48 1) (LT s61 1)) (OR (LT s48 1) (LT s58 1)) (OR (LT s48 1) (LT s59 1)) (OR (LT s49...], 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]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-06 finished in 482 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((G(p1) U (X(!F(p1)) U p2)))||p0)))'
Support contains 57 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 548/548 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 547
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 547
Applied a total of 2 rules in 11 ms. Remains 65 /66 variables (removed 1) and now considering 547/548 (removed 1) transitions.
[2023-03-10 21:38:43] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:43] [INFO ] Invariant cache hit.
[2023-03-10 21:38:43] [INFO ] Dead Transitions using invariants and state equation in 171 ms found 0 transitions.
[2023-03-10 21:38:43] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:43] [INFO ] Invariant cache hit.
[2023-03-10 21:38:43] [INFO ] Implicit Places using invariants in 35 ms returned []
[2023-03-10 21:38:43] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:43] [INFO ] Invariant cache hit.
[2023-03-10 21:38:43] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:43] [INFO ] Implicit Places using invariants and state equation in 117 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 155 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/66 places, 547/548 transitions.
Applied a total of 0 rules in 1 ms. Remains 64 /64 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 352 ms. Remains : 64/66 places, 547/548 transitions.
Stuttering acceptance computed with spot in 276 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), (OR (NOT p2) p1), false, true, p1, (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p2) p1), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p2) p1), acceptance={} source=2 dest: 4}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=3 dest: 3}, { cond=p1, acceptance={} source=3 dest: 5}, { cond=(AND p2 (NOT p1)), acceptance={} source=3 dest: 6}], [{ cond=(AND p2 (NOT p1)), acceptance={} source=4 dest: 6}, { cond=p1, acceptance={} source=4 dest: 7}], [{ cond=true, acceptance={0} source=5 dest: 5}], [{ cond=p1, acceptance={} source=6 dest: 5}, { cond=(NOT p1), acceptance={} source=6 dest: 6}], [{ cond=(NOT p1), acceptance={} source=7 dest: 5}, { cond=p1, acceptance={} source=7 dest: 7}]], initial=0, aps=[p0:(OR (AND (GEQ s48 1) (GEQ s62 1)) (AND (GEQ s48 1) (GEQ s60 1)) (AND (GEQ s48 1) (GEQ s61 1)) (AND (GEQ s48 1) (GEQ s58 1)) (AND (GEQ s48 1) (GEQ s59 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 30 steps with 8 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-07 finished in 644 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||X(X(X(G(p1)))))))'
Support contains 3 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 548/548 transitions.
Applied a total of 0 rules in 2 ms. Remains 66 /66 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-10 21:38:43] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 66 cols
[2023-03-10 21:38:43] [INFO ] Computed 5 place invariants in 0 ms
[2023-03-10 21:38:43] [INFO ] Dead Transitions using invariants and state equation in 171 ms found 0 transitions.
[2023-03-10 21:38:43] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-10 21:38:43] [INFO ] Invariant cache hit.
[2023-03-10 21:38:43] [INFO ] Implicit Places using invariants in 68 ms returned []
[2023-03-10 21:38:43] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-10 21:38:43] [INFO ] Invariant cache hit.
[2023-03-10 21:38:43] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:44] [INFO ] Implicit Places using invariants and state equation in 187 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 257 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/66 places, 548/548 transitions.
Applied a total of 0 rules in 3 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 435 ms. Remains : 64/66 places, 548/548 transitions.
Stuttering acceptance computed with spot in 244 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=(NOT p1), acceptance={} source=4 dest: 0}, { cond=p1, acceptance={} source=4 dest: 4}]], initial=1, aps=[p0:(AND (GEQ s38 1) (GEQ s52 1)), p1:(LT s49 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, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 74 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-08 finished in 692 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 5 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 548/548 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 547
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 547
Applied a total of 2 rules in 4 ms. Remains 65 /66 variables (removed 1) and now considering 547/548 (removed 1) transitions.
[2023-03-10 21:38:44] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 65 cols
[2023-03-10 21:38:44] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:38:44] [INFO ] Dead Transitions using invariants and state equation in 373 ms found 0 transitions.
[2023-03-10 21:38:44] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:44] [INFO ] Invariant cache hit.
[2023-03-10 21:38:44] [INFO ] Implicit Places using invariants in 81 ms returned []
[2023-03-10 21:38:44] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:44] [INFO ] Invariant cache hit.
[2023-03-10 21:38:44] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:45] [INFO ] Implicit Places using invariants and state equation in 169 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 264 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/66 places, 547/548 transitions.
Applied a total of 0 rules in 1 ms. Remains 64 /64 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 643 ms. Remains : 64/66 places, 547/548 transitions.
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LT s13 1) (LT s22 1) (LT s24 1) (LT s25 1) (AND (GEQ s24 20) (GEQ s51 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 256 ms.
Product exploration explored 100000 steps with 50000 reset in 227 ms.
Computed a total of 47 stabilizing places and 83 stable transitions
Computed a total of 47 stabilizing places and 83 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 82 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-09 finished in 1330 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(G(p2))||p1)))))'
Support contains 6 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 548/548 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 547
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 547
Applied a total of 2 rules in 15 ms. Remains 65 /66 variables (removed 1) and now considering 547/548 (removed 1) transitions.
[2023-03-10 21:38:45] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:45] [INFO ] Invariant cache hit.
[2023-03-10 21:38:45] [INFO ] Dead Transitions using invariants and state equation in 214 ms found 0 transitions.
[2023-03-10 21:38:45] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:45] [INFO ] Invariant cache hit.
[2023-03-10 21:38:46] [INFO ] Implicit Places using invariants in 99 ms returned []
[2023-03-10 21:38:46] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:46] [INFO ] Invariant cache hit.
[2023-03-10 21:38:46] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:46] [INFO ] Implicit Places using invariants and state equation in 174 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 303 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/66 places, 547/548 transitions.
Applied a total of 0 rules in 13 ms. Remains 64 /64 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 546 ms. Remains : 64/66 places, 547/548 transitions.
Stuttering acceptance computed with spot in 71 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(AND p1 p0), acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 1}], [{ cond=(OR (AND p1 (NOT p2)) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND p0 p2), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(OR (LT s39 1) (LT s52 1)), p0:(OR (LT s39 1) (LT s52 1)), p2:(AND (GEQ s23 1) (GEQ s25 1) (GEQ s42 1) (GEQ s47 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 585 reset in 284 ms.
Product exploration explored 100000 steps with 586 reset in 270 ms.
Computed a total of 47 stabilizing places and 83 stable transitions
Computed a total of 47 stabilizing places and 83 stable transitions
Detected a total of 47/64 stabilizing places and 83/547 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND p1 p0 (NOT p2)), (X (NOT (AND p0 p2))), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (AND p1 p0)), (X (OR (AND p1 (NOT p2)) (NOT p0))), (X (NOT (AND (NOT p1) p0))), (X p0), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (AND p1 p0))), (X (X (OR (AND p1 (NOT p2)) (NOT p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X 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 442 ms. Reduced automaton from 2 states, 6 edges and 3 AP (stutter insensitive) to 2 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 47 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Incomplete random walk after 10000 steps, including 56 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 6) seen :4
Incomplete Best-First random walk after 10001 steps, including 17 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-10 21:38:47] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 64 cols
[2023-03-10 21:38:47] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:38:47] [INFO ] After 36ms 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 p1 p0 (NOT p2)), (X (NOT (AND p0 p2))), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (AND p1 p0)), (X (OR (AND p1 (NOT p2)) (NOT p0))), (X (NOT (AND (NOT p1) p0))), (X p0), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (AND p1 p0))), (X (X (OR (AND p1 (NOT p2)) (NOT p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0)))), (G (NOT (AND (NOT p1) p0 (NOT p2)))), (G (NOT (AND (NOT p1) p0)))]
False Knowledge obtained : [(F (AND p0 p2)), (F (NOT (OR (AND p1 (NOT p2)) (NOT p0)))), (F (NOT (AND p1 p0))), (F (NOT p0))]
Knowledge based reduction with 17 factoid took 594 ms. Reduced automaton from 2 states, 6 edges and 3 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 21 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Support contains 2 out of 64 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 : 64/64 places, 547/547 transitions.
Applied a total of 0 rules in 13 ms. Remains 64 /64 variables (removed 0) and now considering 547/547 (removed 0) transitions.
[2023-03-10 21:38:48] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:48] [INFO ] Invariant cache hit.
[2023-03-10 21:38:48] [INFO ] Dead Transitions using invariants and state equation in 127 ms found 0 transitions.
[2023-03-10 21:38:48] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:48] [INFO ] Invariant cache hit.
[2023-03-10 21:38:48] [INFO ] Implicit Places using invariants in 68 ms returned []
[2023-03-10 21:38:48] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:48] [INFO ] Invariant cache hit.
[2023-03-10 21:38:48] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:48] [INFO ] Implicit Places using invariants and state equation in 134 ms returned []
Implicit Place search using SMT with State Equation took 217 ms to find 0 implicit places.
[2023-03-10 21:38:48] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-10 21:38:48] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:48] [INFO ] Invariant cache hit.
[2023-03-10 21:38:48] [INFO ] Dead Transitions using invariants and state equation in 159 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 549 ms. Remains : 64/64 places, 547/547 transitions.
Computed a total of 47 stabilizing places and 83 stable transitions
Computed a total of 47 stabilizing places and 83 stable transitions
Detected a total of 47/64 stabilizing places and 83/547 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 87 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 20 ms :[(NOT p0)]
Finished random walk after 65 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=65 )
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 111 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 20 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 21 ms :[(NOT p0)]
Product exploration explored 100000 steps with 585 reset in 204 ms.
Product exploration explored 100000 steps with 586 reset in 209 ms.
Support contains 2 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 547/547 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 62 transition count 546
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 60 transition count 544
Applied a total of 7 rules in 20 ms. Remains 60 /64 variables (removed 4) and now considering 544/547 (removed 3) transitions.
[2023-03-10 21:38:49] [INFO ] Flow matrix only has 126 transitions (discarded 418 similar events)
// Phase 1: matrix 126 rows 60 cols
[2023-03-10 21:38:49] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-10 21:38:49] [INFO ] Implicit Places using invariants in 122 ms returned []
[2023-03-10 21:38:49] [INFO ] Flow matrix only has 126 transitions (discarded 418 similar events)
[2023-03-10 21:38:49] [INFO ] Invariant cache hit.
[2023-03-10 21:38:49] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:49] [INFO ] Implicit Places using invariants and state equation in 195 ms returned [45]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 331 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 59/64 places, 544/547 transitions.
Applied a total of 0 rules in 12 ms. Remains 59 /59 variables (removed 0) and now considering 544/544 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 363 ms. Remains : 59/64 places, 544/547 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-10 finished in 4192 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0)&&(p1||(p2 U p0))) U X((p3 U p4))))'
Support contains 13 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 548/548 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 547
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 547
Applied a total of 2 rules in 3 ms. Remains 65 /66 variables (removed 1) and now considering 547/548 (removed 1) transitions.
[2023-03-10 21:38:49] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 65 cols
[2023-03-10 21:38:49] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:38:50] [INFO ] Dead Transitions using invariants and state equation in 181 ms found 0 transitions.
[2023-03-10 21:38:50] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:50] [INFO ] Invariant cache hit.
[2023-03-10 21:38:50] [INFO ] Implicit Places using invariants in 74 ms returned []
[2023-03-10 21:38:50] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:50] [INFO ] Invariant cache hit.
[2023-03-10 21:38:50] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:50] [INFO ] Implicit Places using invariants and state equation in 136 ms returned []
Implicit Place search using SMT with State Equation took 254 ms to find 0 implicit places.
[2023-03-10 21:38:50] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:50] [INFO ] Invariant cache hit.
[2023-03-10 21:38:50] [INFO ] Dead Transitions using invariants and state equation in 174 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 65/66 places, 547/548 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 647 ms. Remains : 65/66 places, 547/548 transitions.
Stuttering acceptance computed with spot in 282 ms :[(NOT p4), (NOT p4), (AND (NOT p0) (NOT p4)), (OR (AND (NOT p0) (NOT p3) (NOT p4)) (AND (NOT p0) p1 (NOT p4))), (NOT p4), true, (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=0 dest: 3}, { cond=(OR p0 p1 p2), acceptance={} source=0 dest: 4}], [{ cond=(AND (NOT p4) p3), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p4) (NOT p3)), acceptance={} source=1 dest: 5}], [{ cond=(AND (NOT p0) (NOT p4) p3), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p4) (NOT p3)), acceptance={} source=2 dest: 6}], [{ cond=(AND (NOT p0) p1 (NOT p2) (NOT p4) p3), acceptance={} source=3 dest: 1}, { cond=(AND (NOT p0) p1 p2 (NOT p4) p3), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p0) (NOT p2) (NOT p4) (NOT p3)), acceptance={} source=3 dest: 5}, { cond=(AND (NOT p0) p2 (NOT p4) (NOT p3)), acceptance={} source=3 dest: 7}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2) (NOT p4)), acceptance={} source=4 dest: 1}, { cond=(AND (NOT p0) p1 (NOT p4)), acceptance={} source=4 dest: 2}, { cond=(AND (NOT p0) (NOT p1) p2 (NOT p4)), acceptance={} source=4 dest: 3}, { cond=(OR (AND p0 (NOT p4)) (AND p1 (NOT p4)) (AND p2 (NOT p4))), acceptance={} source=4 dest: 4}], [{ cond=true, acceptance={} source=5 dest: 5}], [{ cond=(NOT p0), acceptance={} source=6 dest: 6}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=7 dest: 5}, { cond=(AND (NOT p0) p2), acceptance={} source=7 dest: 7}]], initial=0, aps=[p0:(AND (GEQ s24 1) (GEQ s26 1) (GEQ s38 1) (GEQ s48 1)), p1:(AND (GEQ s18 1) (GEQ s22 1) (GEQ s24 1) (GEQ s25 1)), p2:(AND (GEQ s0 1) (GEQ s3 1)), p4:(AN...], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-11 finished in 954 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(p1)))))'
Support contains 8 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 548/548 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 547
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 547
Applied a total of 2 rules in 2 ms. Remains 65 /66 variables (removed 1) and now considering 547/548 (removed 1) transitions.
[2023-03-10 21:38:50] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:50] [INFO ] Invariant cache hit.
[2023-03-10 21:38:51] [INFO ] Dead Transitions using invariants and state equation in 164 ms found 0 transitions.
[2023-03-10 21:38:51] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:51] [INFO ] Invariant cache hit.
[2023-03-10 21:38:51] [INFO ] Implicit Places using invariants in 51 ms returned []
[2023-03-10 21:38:51] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:51] [INFO ] Invariant cache hit.
[2023-03-10 21:38:51] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:51] [INFO ] Implicit Places using invariants and state equation in 159 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 243 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 63/66 places, 547/548 transitions.
Applied a total of 0 rules in 1 ms. Remains 63 /63 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 411 ms. Remains : 63/66 places, 547/548 transitions.
Stuttering acceptance computed with spot in 64 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-V20P20N10-LTLFireability-12 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 s24 1) (GEQ s33 1) (GEQ s61 1)), p1:(AND (GEQ s14 1) (GEQ s25 1) (GEQ s26 1) (GEQ s62 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 172 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-12 finished in 487 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))||(F(p0)&&X(F(!p1)))))'
Support contains 8 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 548/548 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 547
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 547
Applied a total of 2 rules in 3 ms. Remains 65 /66 variables (removed 1) and now considering 547/548 (removed 1) transitions.
[2023-03-10 21:38:51] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:51] [INFO ] Invariant cache hit.
[2023-03-10 21:38:51] [INFO ] Dead Transitions using invariants and state equation in 151 ms found 0 transitions.
[2023-03-10 21:38:51] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:51] [INFO ] Invariant cache hit.
[2023-03-10 21:38:51] [INFO ] Implicit Places using invariants in 65 ms returned []
[2023-03-10 21:38:51] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:51] [INFO ] Invariant cache hit.
[2023-03-10 21:38:51] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:51] [INFO ] Implicit Places using invariants and state equation in 146 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 234 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 63/66 places, 547/548 transitions.
Applied a total of 0 rules in 1 ms. Remains 63 /63 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 390 ms. Remains : 63/66 places, 547/548 transitions.
Stuttering acceptance computed with spot in 92 ms :[(NOT p0), (NOT p0), (AND p1 (NOT p0)), (AND (NOT p0) p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s24 1) (GEQ s45 1) (GEQ s56 1)), p1:(AND (GEQ s18 1) (GEQ s25 1) (GEQ s26 1) (GEQ s54 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 169 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-13 finished in 496 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||G(p1)))))'
Support contains 8 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 548/548 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 547
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 547
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 63 transition count 546
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 61 transition count 544
Applied a total of 9 rules in 27 ms. Remains 61 /66 variables (removed 5) and now considering 544/548 (removed 4) transitions.
[2023-03-10 21:38:51] [INFO ] Flow matrix only has 126 transitions (discarded 418 similar events)
// Phase 1: matrix 126 rows 61 cols
[2023-03-10 21:38:51] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-10 21:38:51] [INFO ] Implicit Places using invariants in 124 ms returned []
[2023-03-10 21:38:51] [INFO ] Flow matrix only has 126 transitions (discarded 418 similar events)
[2023-03-10 21:38:51] [INFO ] Invariant cache hit.
[2023-03-10 21:38:52] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:52] [INFO ] Implicit Places using invariants and state equation in 152 ms returned [22, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 291 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 59/66 places, 544/548 transitions.
Applied a total of 0 rules in 16 ms. Remains 59 /59 variables (removed 0) and now considering 544/544 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 336 ms. Remains : 59/66 places, 544/548 transitions.
Stuttering acceptance computed with spot in 48 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s3 1) (GEQ s23 1) (GEQ s24 1) (GEQ s57 1)), p0:(AND (GEQ s1 1) (GEQ s22 1) (GEQ s40 1) (GEQ s58 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 125 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-14 finished in 396 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)))'
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||X(X((G(F(!p1))||G(p0)))))))'
Found a Lengthening insensitive property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-05
Stuttering acceptance computed with spot in 133 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Support contains 34 out of 66 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 66/66 places, 548/548 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 65 transition count 547
Applied a total of 2 rules in 10 ms. Remains 65 /66 variables (removed 1) and now considering 547/548 (removed 1) transitions.
[2023-03-10 21:38:52] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 65 cols
[2023-03-10 21:38:52] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:38:52] [INFO ] Dead Transitions using invariants and state equation in 204 ms found 0 transitions.
[2023-03-10 21:38:52] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:52] [INFO ] Invariant cache hit.
[2023-03-10 21:38:52] [INFO ] Implicit Places using invariants in 44 ms returned []
[2023-03-10 21:38:52] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:52] [INFO ] Invariant cache hit.
[2023-03-10 21:38:52] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:52] [INFO ] Implicit Places using invariants and state equation in 111 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 202 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 63/66 places, 547/548 transitions.
Applied a total of 0 rules in 5 ms. Remains 63 /63 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 438 ms. Remains : 63/66 places, 547/548 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 3}, { cond=(NOT p0), acceptance={} source=2 dest: 4}], [{ cond=p1, acceptance={0} source=3 dest: 3}], [{ cond=p1, acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(OR (AND (GEQ s1 1) (GEQ s24 1) (GEQ s31 1) (GEQ s55 1)) (AND (GEQ s1 1) (GEQ s24 1) (GEQ s41 1) (GEQ s57 1)) (AND (GEQ s1 1) (GEQ s24 1) (GEQ s36 1) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 1023 reset in 1439 ms.
Product exploration explored 100000 steps with 1065 reset in 1261 ms.
Computed a total of 46 stabilizing places and 83 stable transitions
Computed a total of 46 stabilizing places and 83 stable transitions
Detected a total of 46/63 stabilizing places and 83/547 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1)))), true, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 5 factoid took 235 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 163 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Finished random walk after 67 steps, including 0 resets, run visited all 3 properties in 2 ms. (steps per millisecond=33 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1)))), true, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0), (F p1), (F (AND (NOT p0) p1))]
Knowledge based reduction with 5 factoid took 235 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 122 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Stuttering acceptance computed with spot in 115 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Support contains 34 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 547/547 transitions.
Applied a total of 0 rules in 2 ms. Remains 63 /63 variables (removed 0) and now considering 547/547 (removed 0) transitions.
[2023-03-10 21:38:56] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 63 cols
[2023-03-10 21:38:56] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:38:56] [INFO ] Dead Transitions using invariants and state equation in 142 ms found 0 transitions.
[2023-03-10 21:38:56] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:56] [INFO ] Invariant cache hit.
[2023-03-10 21:38:56] [INFO ] Implicit Places using invariants in 62 ms returned []
[2023-03-10 21:38:56] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:56] [INFO ] Invariant cache hit.
[2023-03-10 21:38:56] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:38:56] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 166 ms to find 0 implicit places.
[2023-03-10 21:38:56] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:38:56] [INFO ] Invariant cache hit.
[2023-03-10 21:38:57] [INFO ] Dead Transitions using invariants and state equation in 143 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 458 ms. Remains : 63/63 places, 547/547 transitions.
Computed a total of 46 stabilizing places and 83 stable transitions
Computed a total of 46 stabilizing places and 83 stable transitions
Detected a total of 46/63 stabilizing places and 83/547 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1)))), true, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 5 factoid took 201 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 106 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Finished random walk after 465 steps, including 3 resets, run visited all 3 properties in 5 ms. (steps per millisecond=93 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1)))), true, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0), (F p1), (F (AND (NOT p0) p1))]
Knowledge based reduction with 5 factoid took 376 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 119 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Stuttering acceptance computed with spot in 104 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Stuttering acceptance computed with spot in 113 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Product exploration explored 100000 steps with 1028 reset in 1131 ms.
Product exploration explored 100000 steps with 1053 reset in 1179 ms.
Applying partial POR strategy [false, false, true, true, true]
Stuttering acceptance computed with spot in 151 ms :[false, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1]
Support contains 34 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 547/547 transitions.
Applied a total of 0 rules in 22 ms. Remains 63 /63 variables (removed 0) and now considering 547/547 (removed 0) transitions.
[2023-03-10 21:39:00] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:39:00] [INFO ] Invariant cache hit.
[2023-03-10 21:39:00] [INFO ] Dead Transitions using invariants and state equation in 164 ms found 0 transitions.
[2023-03-10 21:39:00] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-10 21:39:00] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:39:00] [INFO ] Invariant cache hit.
[2023-03-10 21:39:01] [INFO ] Dead Transitions using invariants and state equation in 186 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 420 ms. Remains : 63/63 places, 547/547 transitions.
Support contains 34 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 547/547 transitions.
Applied a total of 0 rules in 2 ms. Remains 63 /63 variables (removed 0) and now considering 547/547 (removed 0) transitions.
[2023-03-10 21:39:01] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:39:01] [INFO ] Invariant cache hit.
[2023-03-10 21:39:01] [INFO ] Dead Transitions using invariants and state equation in 197 ms found 0 transitions.
[2023-03-10 21:39:01] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:39:01] [INFO ] Invariant cache hit.
[2023-03-10 21:39:01] [INFO ] Implicit Places using invariants in 65 ms returned []
[2023-03-10 21:39:01] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:39:01] [INFO ] Invariant cache hit.
[2023-03-10 21:39:01] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:39:01] [INFO ] Implicit Places using invariants and state equation in 101 ms returned []
Implicit Place search using SMT with State Equation took 189 ms to find 0 implicit places.
[2023-03-10 21:39:01] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-10 21:39:01] [INFO ] Invariant cache hit.
[2023-03-10 21:39:01] [INFO ] Dead Transitions using invariants and state equation in 176 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 600 ms. Remains : 63/63 places, 547/547 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-05 finished in 9462 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(G(p2))||p1)))))'
[2023-03-10 21:39:01] [INFO ] Flatten gal took : 109 ms
[2023-03-10 21:39:01] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 16 ms.
[2023-03-10 21:39:02] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 66 places, 548 transitions and 4068 arcs took 3 ms.
Total runtime 78645 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT BridgeAndVehicles-PT-V20P20N10
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/376
LTLFireability

FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-03 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678484483757

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/376/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/376/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/376/LTLFireability.xml
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 1 (type EXCL) for 0 BridgeAndVehicles-PT-V20P20N10-LTLFireability-03
lola: time limit : 1199 sec
lola: memory limit: 32 pages
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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-V20P20N10"
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-V20P20N10, 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-167813692200204"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V20P20N10.tgz
mv BridgeAndVehicles-PT-V20P20N10 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 ;