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.r041-tajo-167813694400212.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)
....................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is BridgeAndVehicles-PT-V20P20N20, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r041-tajo-167813694400212
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 14K Feb 25 12:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 102K Feb 25 12:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 158K Feb 25 12:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 629K Feb 25 12:14 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 7.3K Feb 25 15:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 36K Feb 25 15:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 88K Feb 25 15:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 276K Feb 25 15:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 27K Feb 25 12:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 187K Feb 25 12:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 457K Feb 25 12:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.8M Feb 25 12:23 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.7K Feb 25 15:36 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 790K 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-V20P20N20-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678614433518

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-PT-V20P20N20
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 09:47:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-12 09:47:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 09:47:15] [INFO ] Load time of PNML (sax parser for PT used): 124 ms
[2023-03-12 09:47:15] [INFO ] Transformed 78 places.
[2023-03-12 09:47:15] [INFO ] Transformed 968 transitions.
[2023-03-12 09:47:15] [INFO ] Parsed PT model containing 78 places and 968 transitions and 7350 arcs in 194 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 26 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 75 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 968/968 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 76 transition count 968
Applied a total of 2 rules in 25 ms. Remains 76 /78 variables (removed 2) and now considering 968/968 (removed 0) transitions.
[2023-03-12 09:47:15] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-12 09:47:15] [INFO ] Computed 5 place invariants in 18 ms
[2023-03-12 09:47:15] [INFO ] Dead Transitions using invariants and state equation in 446 ms found 0 transitions.
[2023-03-12 09:47:15] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:15] [INFO ] Invariant cache hit.
[2023-03-12 09:47:16] [INFO ] Implicit Places using invariants in 48 ms returned []
[2023-03-12 09:47:16] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:16] [INFO ] Invariant cache hit.
[2023-03-12 09:47:16] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:16] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 141 ms to find 0 implicit places.
[2023-03-12 09:47:16] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:16] [INFO ] Invariant cache hit.
[2023-03-12 09:47:16] [INFO ] Dead Transitions using invariants and state equation in 274 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 76/78 places, 968/968 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 915 ms. Remains : 76/78 places, 968/968 transitions.
Support contains 75 out of 76 places after structural reductions.
[2023-03-12 09:47:16] [INFO ] Flatten gal took : 102 ms
[2023-03-12 09:47:17] [INFO ] Flatten gal took : 95 ms
[2023-03-12 09:47:17] [INFO ] Input system was already deterministic with 968 transitions.
Incomplete random walk after 10000 steps, including 57 resets, run finished after 383 ms. (steps per millisecond=26 ) properties (out of 16) seen :14
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-12 09:47:17] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:17] [INFO ] Invariant cache hit.
[2023-03-12 09:47:18] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-12 09:47:18] [INFO ] After 133ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:1
[2023-03-12 09:47:18] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 09:47:18] [INFO ] After 48ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :1
[2023-03-12 09:47:18] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:18] [INFO ] After 22ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :1 sat :1
[2023-03-12 09:47:18] [INFO ] After 69ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :1
Attempting to minimize the solution found.
Minimization took 22 ms.
[2023-03-12 09:47:18] [INFO ] After 182ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :1
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 3 ms.
Support contains 4 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 968/968 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 967
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 967
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 73 transition count 966
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 71 transition count 964
Applied a total of 9 rules in 141 ms. Remains 71 /76 variables (removed 5) and now considering 964/968 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 142 ms. Remains : 71/76 places, 964/968 transitions.
Incomplete random walk after 10000 steps, including 80 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 37 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 580942 steps, run timeout after 3001 ms. (steps per millisecond=193 ) properties seen :{}
Probabilistic random walk after 580942 steps, saw 161850 distinct states, run finished after 3002 ms. (steps per millisecond=193 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-12 09:47:21] [INFO ] Flow matrix only has 166 transitions (discarded 798 similar events)
// Phase 1: matrix 166 rows 71 cols
[2023-03-12 09:47:21] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-12 09:47:21] [INFO ] [Real]Absence check using 4 positive place invariants in 10 ms returned sat
[2023-03-12 09:47:21] [INFO ] After 90ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 09:47:21] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-12 09:47:21] [INFO ] After 45ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-12 09:47:21] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:21] [INFO ] After 18ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-12 09:47:21] [INFO ] After 41ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-12 09:47:21] [INFO ] After 136ms 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 71 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 71/71 places, 964/964 transitions.
Applied a total of 0 rules in 48 ms. Remains 71 /71 variables (removed 0) and now considering 964/964 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 71/71 places, 964/964 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 71/71 places, 964/964 transitions.
Applied a total of 0 rules in 57 ms. Remains 71 /71 variables (removed 0) and now considering 964/964 (removed 0) transitions.
[2023-03-12 09:47:21] [INFO ] Flow matrix only has 166 transitions (discarded 798 similar events)
[2023-03-12 09:47:21] [INFO ] Invariant cache hit.
[2023-03-12 09:47:22] [INFO ] Implicit Places using invariants in 106 ms returned []
[2023-03-12 09:47:22] [INFO ] Flow matrix only has 166 transitions (discarded 798 similar events)
[2023-03-12 09:47:22] [INFO ] Invariant cache hit.
[2023-03-12 09:47:22] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:22] [INFO ] Implicit Places using invariants and state equation in 289 ms returned [22, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 400 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 69/71 places, 964/964 transitions.
Applied a total of 0 rules in 42 ms. Remains 69 /69 variables (removed 0) and now considering 964/964 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 499 ms. Remains : 69/71 places, 964/964 transitions.
Incomplete random walk after 10000 steps, including 80 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 37 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 675222 steps, run timeout after 3001 ms. (steps per millisecond=224 ) properties seen :{}
Probabilistic random walk after 675222 steps, saw 186493 distinct states, run finished after 3001 ms. (steps per millisecond=224 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-12 09:47:25] [INFO ] Flow matrix only has 166 transitions (discarded 798 similar events)
// Phase 1: matrix 166 rows 69 cols
[2023-03-12 09:47:25] [INFO ] Computed 4 place invariants in 9 ms
[2023-03-12 09:47:25] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-12 09:47:25] [INFO ] After 115ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 09:47:25] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-12 09:47:25] [INFO ] After 49ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-12 09:47:25] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:25] [INFO ] After 38ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-12 09:47:25] [INFO ] After 67ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 22 ms.
[2023-03-12 09:47:25] [INFO ] After 179ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 4 out of 69 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 69/69 places, 964/964 transitions.
Applied a total of 0 rules in 43 ms. Remains 69 /69 variables (removed 0) and now considering 964/964 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 69/69 places, 964/964 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 69/69 places, 964/964 transitions.
Applied a total of 0 rules in 44 ms. Remains 69 /69 variables (removed 0) and now considering 964/964 (removed 0) transitions.
[2023-03-12 09:47:25] [INFO ] Flow matrix only has 166 transitions (discarded 798 similar events)
[2023-03-12 09:47:25] [INFO ] Invariant cache hit.
[2023-03-12 09:47:25] [INFO ] Implicit Places using invariants in 136 ms returned []
[2023-03-12 09:47:25] [INFO ] Flow matrix only has 166 transitions (discarded 798 similar events)
[2023-03-12 09:47:25] [INFO ] Invariant cache hit.
[2023-03-12 09:47:26] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:26] [INFO ] Implicit Places using invariants and state equation in 339 ms returned []
Implicit Place search using SMT with State Equation took 478 ms to find 0 implicit places.
[2023-03-12 09:47:26] [INFO ] Redundant transitions in 65 ms returned []
[2023-03-12 09:47:26] [INFO ] Flow matrix only has 166 transitions (discarded 798 similar events)
[2023-03-12 09:47:26] [INFO ] Invariant cache hit.
[2023-03-12 09:47:26] [INFO ] Dead Transitions using invariants and state equation in 366 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 961 ms. Remains : 69/69 places, 964/964 transitions.
Ensure Unique test removed 798 transitions
Reduce isomorphic transitions removed 798 transitions.
Iterating post reduction 0 with 798 rules applied. Total rules applied 798 place count 69 transition count 166
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 800 place count 69 transition count 164
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 802 place count 67 transition count 164
Applied a total of 802 rules in 9 ms. Remains 67 /69 variables (removed 2) and now considering 164/964 (removed 800) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 164 rows 67 cols
[2023-03-12 09:47:26] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-12 09:47:26] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-12 09:47:26] [INFO ] After 76ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 09:47:26] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-12 09:47:26] [INFO ] After 40ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-12 09:47:26] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-12 09:47:26] [INFO ] After 8ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-12 09:47:26] [INFO ] After 21ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-12 09:47:26] [INFO ] After 101ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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' '!(X(X(X((F((p0&&X(p1)))&&X((X(p0) U ((!p2&&X(p0))||X(G(p0))))))))))'
Support contains 45 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Applied a total of 0 rules in 4 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-12 09:47:27] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-12 09:47:27] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 09:47:27] [INFO ] Dead Transitions using invariants and state equation in 358 ms found 0 transitions.
[2023-03-12 09:47:27] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:27] [INFO ] Invariant cache hit.
[2023-03-12 09:47:27] [INFO ] Implicit Places using invariants in 64 ms returned []
[2023-03-12 09:47:27] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:27] [INFO ] Invariant cache hit.
[2023-03-12 09:47:27] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:27] [INFO ] Implicit Places using invariants and state equation in 188 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 255 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 968/968 transitions.
Applied a total of 0 rules in 3 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 623 ms. Remains : 74/76 places, 968/968 transitions.
Stuttering acceptance computed with spot in 461 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (NOT p0), true]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 4}, { cond=p0, acceptance={} source=3 dest: 5}, { cond=true, acceptance={} source=3 dest: 7}], [{ cond=(NOT p0), acceptance={0} source=4 dest: 4}, { cond=p0, acceptance={0} source=4 dest: 5}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=5 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={0} source=5 dest: 5}], [{ cond=(NOT p0), acceptance={} source=6 dest: 8}], [{ cond=true, acceptance={} source=7 dest: 6}, { cond=(AND p0 p2), acceptance={} source=7 dest: 7}, { cond=(AND (NOT p0) p2), acceptance={0} source=7 dest: 7}], [{ cond=true, acceptance={0} source=8 dest: 8}]], initial=0, aps=[p0:(LT s22 1), p1:(LT s49 1), p2:(OR (AND (GEQ s1 1) (GEQ s24 1) (GEQ s31 1) (GEQ s56 1)) (AND (GEQ s1 1) (GEQ s24 1) (GEQ s32 1) (GEQ s70 1)) (AND (GEQ s...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 20 steps with 3 reset in 3 ms.
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLFireability-00 finished in 1166 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 45 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 967
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 967
Applied a total of 2 rules in 7 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-12 09:47:28] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 75 cols
[2023-03-12 09:47:28] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 09:47:28] [INFO ] Dead Transitions using invariants and state equation in 274 ms found 0 transitions.
[2023-03-12 09:47:28] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:28] [INFO ] Invariant cache hit.
[2023-03-12 09:47:28] [INFO ] Implicit Places using invariants in 88 ms returned []
[2023-03-12 09:47:28] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:28] [INFO ] Invariant cache hit.
[2023-03-12 09:47:28] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:29] [INFO ] Implicit Places using invariants and state equation in 237 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 330 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 73/76 places, 967/968 transitions.
Applied a total of 0 rules in 4 ms. Remains 73 /73 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 617 ms. Remains : 73/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 57 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (OR (LT s48 1) (LT s72 1)) (OR (LT s47 1) (LT s72 1))) (AND (GEQ s1 1) (GEQ s24 1) (GEQ s31 1) (GEQ s55 1)) (AND (GEQ s1 1) (GEQ s24 1) (GEQ s...], 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 655 ms.
Product exploration explored 100000 steps with 50000 reset in 475 ms.
Computed a total of 46 stabilizing places and 83 stable transitions
Computed a total of 46 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 58 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-V20P20N20-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLFireability-01 finished in 1906 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((G(p0) U ((p1 U X(p2)) U X(p1)))))))'
Support contains 67 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 967
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 967
Applied a total of 2 rules in 8 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-12 09:47:30] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:30] [INFO ] Invariant cache hit.
[2023-03-12 09:47:30] [INFO ] Dead Transitions using invariants and state equation in 334 ms found 0 transitions.
[2023-03-12 09:47:30] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:30] [INFO ] Invariant cache hit.
[2023-03-12 09:47:30] [INFO ] Implicit Places using invariants in 59 ms returned []
[2023-03-12 09:47:30] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:30] [INFO ] Invariant cache hit.
[2023-03-12 09:47:30] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:30] [INFO ] Implicit Places using invariants and state equation in 192 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 255 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 967/968 transitions.
Applied a total of 0 rules in 3 ms. Remains 74 /74 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 601 ms. Remains : 74/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 549 ms :[(NOT p1), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p1), false, false, true, (NOT p0), (AND p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 3}, { cond=(NOT p0), acceptance={} source=2 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={} source=2 dest: 5}, { cond=p0, acceptance={} source=2 dest: 6}, { cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 7}, { cond=(AND p1 p0), acceptance={} source=2 dest: 8}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=3 dest: 9}], [{ cond=(NOT p1), acceptance={0} source=4 dest: 3}, { cond=(NOT p1), acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=5 dest: 9}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=5 dest: 10}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=6 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=6 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={0} source=6 dest: 5}, { cond=(AND (NOT p1) p0), acceptance={0} source=6 dest: 6}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=7 dest: 11}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=8 dest: 11}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=8 dest: 12}], [{ cond=true, acceptance={0} source=9 dest: 9}], [{ cond=(NOT p0), acceptance={} source=10 dest: 9}, { cond=p0, acceptance={} source=10 dest: 10}], [{ cond=(AND p1 (NOT p2)), acceptance={} source=11 dest: 9}], [{ cond=(AND p1 (NOT p0) (NOT p2)), acceptance={} source=12 dest: 9}, { cond=(AND p1 p0 (NOT p2)), acceptance={} source=12 dest: 10}]], initial=0, aps=[p1:(OR (AND (GEQ s23 20) (GEQ s51 1)) (AND (GEQ s23 20) (GEQ s50 1))), p0:(OR (AND (GEQ s23 1) (GEQ s25 1) (GEQ s43 1) (GEQ s47 1)) (AND (GEQ s23 1) (GEQ ...], 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, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLFireability-02 finished in 1190 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U G((X(p1)||(p1 U G(p2)))))))'
Support contains 48 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 967
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 967
Applied a total of 2 rules in 8 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-12 09:47:31] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:31] [INFO ] Invariant cache hit.
[2023-03-12 09:47:31] [INFO ] Dead Transitions using invariants and state equation in 324 ms found 0 transitions.
[2023-03-12 09:47:31] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:31] [INFO ] Invariant cache hit.
[2023-03-12 09:47:31] [INFO ] Implicit Places using invariants in 70 ms returned []
[2023-03-12 09:47:31] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:31] [INFO ] Invariant cache hit.
[2023-03-12 09:47:32] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:32] [INFO ] Implicit Places using invariants and state equation in 245 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 318 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 967/968 transitions.
Applied a total of 0 rules in 3 ms. Remains 74 /74 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 659 ms. Remains : 74/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 345 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), true, (AND (NOT p2) p1), false]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(NOT p0), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={0, 1} source=1 dest: 4}, { cond=(OR (AND p2 (NOT p0)) (AND p1 (NOT p0))), acceptance={} source=1 dest: 5}, { cond=(AND p2 p0), acceptance={1} source=1 dest: 6}, { cond=(AND (NOT p2) p1 p0), acceptance={0, 1} source=1 dest: 6}], [{ cond=(NOT p1), acceptance={} source=2 dest: 7}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}, { cond=(OR p2 p1), acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p1) p0), acceptance={0} source=4 dest: 1}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=4 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=4 dest: 3}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={0, 1} source=4 dest: 4}, { cond=(AND p2 (NOT p1) (NOT p0)), acceptance={} source=4 dest: 5}, { cond=(AND p2 (NOT p1) p0), acceptance={1} source=4 dest: 6}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=5 dest: 7}, { cond=(AND p2 (NOT p1)), acceptance={} source=5 dest: 8}], [{ cond=(AND (NOT p2) (NOT p1) p0), acceptance={0} source=6 dest: 1}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=6 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=6 dest: 3}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={0, 1} source=6 dest: 4}, { cond=(AND p2 (NOT p1) (NOT p0)), acceptance={} source=6 dest: 5}, { cond=(AND p2 (NOT p1) p0), acceptance={1} source=6 dest: 6}, { cond=(AND p2 (NOT p1) p0), acceptance={} source=6 dest: 9}], [{ cond=true, acceptance={0, 1} source=7 dest: 7}], [{ cond=(AND (NOT p2) p1), acceptance={} source=8 dest: 7}, { cond=(AND p2 p1), acceptance={} source=8 dest: 8}], [{ cond=(AND (NOT p2) p1 p0), acceptance={0} source=9 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={} source=9 dest: 3}, { cond=(AND p1 (NOT p0)), acceptance={} source=9 dest: 5}, { cond=(AND p2 p1 p0), acceptance={1} source=9 dest: 6}, { cond=(AND (NOT p2) p1 p0), acceptance={0, 1} source=9 dest: 6}, { cond=(AND p2 p1 p0), acceptance={} source=9 dest: 9}]], initial=0, aps=[p0:(OR (AND (GEQ s23 1) (GEQ s25 1) (GEQ s43 1) (GEQ s47 1)) (AND (GEQ s23 1) (GEQ s25 1) (GEQ s36 1) (GEQ s47 1)) (AND (GEQ s23 1) (GEQ s25 1) (GEQ s41 1...], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, 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-V20P20N20-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLFireability-03 finished in 1054 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((F(!p1)&&p0))))'
Support contains 25 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 967
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 967
Applied a total of 2 rules in 6 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-12 09:47:32] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:32] [INFO ] Invariant cache hit.
[2023-03-12 09:47:32] [INFO ] Dead Transitions using invariants and state equation in 289 ms found 0 transitions.
[2023-03-12 09:47:32] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:32] [INFO ] Invariant cache hit.
[2023-03-12 09:47:32] [INFO ] Implicit Places using invariants in 97 ms returned []
[2023-03-12 09:47:33] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:33] [INFO ] Invariant cache hit.
[2023-03-12 09:47:33] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:33] [INFO ] Implicit Places using invariants and state equation in 299 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 412 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 967/968 transitions.
Applied a total of 0 rules in 4 ms. Remains 74 /74 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 727 ms. Remains : 74/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 97 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), true, p1]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(AND p0 p1), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p1, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(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, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 215 steps with 2 reset in 2 ms.
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLFireability-05 finished in 839 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 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 968/968 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 75 transition count 967
Applied a total of 2 rules in 78 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-12 09:47:33] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 75 cols
[2023-03-12 09:47:33] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 09:47:33] [INFO ] Dead Transitions using invariants and state equation in 275 ms found 0 transitions.
[2023-03-12 09:47:33] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:33] [INFO ] Invariant cache hit.
[2023-03-12 09:47:33] [INFO ] Implicit Places using invariants in 122 ms returned []
[2023-03-12 09:47:33] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:33] [INFO ] Invariant cache hit.
[2023-03-12 09:47:33] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:34] [INFO ] Implicit Places using invariants and state equation in 307 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 438 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 73/76 places, 967/968 transitions.
Applied a total of 0 rules in 43 ms. Remains 73 /73 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 847 ms. Remains : 73/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 34 ms :[p0]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LT s22 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 145 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLFireability-06 finished in 893 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(p0))))'
Support contains 2 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 967
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 967
Applied a total of 2 rules in 5 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-12 09:47:34] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 75 cols
[2023-03-12 09:47:34] [INFO ] Computed 5 place invariants in 0 ms
[2023-03-12 09:47:34] [INFO ] Dead Transitions using invariants and state equation in 255 ms found 0 transitions.
[2023-03-12 09:47:34] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:34] [INFO ] Invariant cache hit.
[2023-03-12 09:47:34] [INFO ] Implicit Places using invariants in 149 ms returned []
[2023-03-12 09:47:34] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:34] [INFO ] Invariant cache hit.
[2023-03-12 09:47:34] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:35] [INFO ] Implicit Places using invariants and state equation in 340 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 491 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 73/76 places, 967/968 transitions.
Applied a total of 0 rules in 3 ms. Remains 73 /73 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 755 ms. Remains : 73/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 81 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(AND (GEQ s48 1) (GEQ s55 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][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLFireability-08 finished in 853 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(!p0)&&F(p1))||X(G(!p0)))))'
Support contains 3 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Applied a total of 0 rules in 3 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-12 09:47:35] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-12 09:47:35] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 09:47:35] [INFO ] Dead Transitions using invariants and state equation in 251 ms found 0 transitions.
[2023-03-12 09:47:35] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:35] [INFO ] Invariant cache hit.
[2023-03-12 09:47:35] [INFO ] Implicit Places using invariants in 120 ms returned []
[2023-03-12 09:47:35] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:35] [INFO ] Invariant cache hit.
[2023-03-12 09:47:35] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:35] [INFO ] Implicit Places using invariants and state equation in 359 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 484 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 968/968 transitions.
Applied a total of 0 rules in 4 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 743 ms. Remains : 74/76 places, 968/968 transitions.
Stuttering acceptance computed with spot in 165 ms :[p0, p0, p0, (AND (NOT p1) p0), true, (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}, { cond=(NOT p1), acceptance={} source=1 dest: 3}], [{ cond=p0, acceptance={} source=2 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) p0), acceptance={} source=3 dest: 5}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p1), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p1:(AND (GEQ s0 1) (GEQ s15 1)), p0:(LT s22 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, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 60 steps with 1 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLFireability-09 finished in 921 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(G(p1)))))'
Support contains 6 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 967
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 967
Applied a total of 2 rules in 59 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-12 09:47:36] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 75 cols
[2023-03-12 09:47:36] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 09:47:36] [INFO ] Dead Transitions using invariants and state equation in 276 ms found 0 transitions.
[2023-03-12 09:47:36] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:36] [INFO ] Invariant cache hit.
[2023-03-12 09:47:36] [INFO ] Implicit Places using invariants in 108 ms returned []
[2023-03-12 09:47:36] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:36] [INFO ] Invariant cache hit.
[2023-03-12 09:47:36] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:36] [INFO ] Implicit Places using invariants and state equation in 337 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 448 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 74/76 places, 967/968 transitions.
Applied a total of 0 rules in 41 ms. Remains 74 /74 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 825 ms. Remains : 74/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 76 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s23 1) (GEQ s25 1) (GEQ s41 1) (GEQ s47 1)), p1:(OR (LT s49 1) (LT s73 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 166 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLFireability-10 finished in 916 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)&&(!p1||X(!p0)))))'
Support contains 5 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Applied a total of 0 rules in 38 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-12 09:47:37] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-12 09:47:37] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 09:47:37] [INFO ] Dead Transitions using invariants and state equation in 261 ms found 0 transitions.
[2023-03-12 09:47:37] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:37] [INFO ] Invariant cache hit.
[2023-03-12 09:47:37] [INFO ] Implicit Places using invariants in 116 ms returned []
[2023-03-12 09:47:37] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:37] [INFO ] Invariant cache hit.
[2023-03-12 09:47:37] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:37] [INFO ] Implicit Places using invariants and state equation in 292 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 410 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 75/76 places, 968/968 transitions.
Applied a total of 0 rules in 41 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 752 ms. Remains : 75/76 places, 968/968 transitions.
Stuttering acceptance computed with spot in 80 ms :[(OR (NOT p0) p1), (NOT p0), (AND p0 p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}, { cond=(AND p0 p1), acceptance={0} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=p0, acceptance={} source=2 dest: 1}, { cond=(AND p0 p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (LT s2 1) (LT s22 1) (LT s24 1) (LT s25 1)), p1:(LT s23 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 669 reset in 367 ms.
Product exploration explored 100000 steps with 655 reset in 446 ms.
Computed a total of 48 stabilizing places and 84 stable transitions
Computed a total of 48 stabilizing places and 84 stable transitions
Detected a total of 48/75 stabilizing places and 84/968 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X p0), (X (AND p0 p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1))))]
Knowledge based reduction with 4 factoid took 189 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 89 ms :[(OR (NOT p0) p1), (NOT p0), (AND p0 p1)]
Finished random walk after 116 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=58 )
Knowledge obtained : [(AND p0 p1), (X p0), (X (AND p0 p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (F (NOT p0)), (F (NOT (AND p0 p1)))]
Knowledge based reduction with 4 factoid took 209 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(OR (NOT p0) p1), (NOT p0), (AND p0 p1)]
Stuttering acceptance computed with spot in 74 ms :[(OR (NOT p0) p1), (NOT p0), (AND p0 p1)]
[2023-03-12 09:47:39] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 75 cols
[2023-03-12 09:47:39] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 09:47:39] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 09:47:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 09:47:39] [INFO ] [Real]Absence check using state equation in 44 ms returned sat
[2023-03-12 09:47:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 09:47:39] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 09:47:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 09:47:39] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2023-03-12 09:47:39] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:39] [INFO ] [Nat]Added 42 Read/Feed constraints in 169 ms returned sat
[2023-03-12 09:47:40] [INFO ] Computed and/alt/rep : 60/118/60 causal constraints (skipped 107 transitions) in 54 ms.
[2023-03-12 09:47:40] [INFO ] Added : 16 causal constraints over 4 iterations in 146 ms. Result :sat
Could not prove EG p1
Support contains 5 out of 75 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 75/75 places, 968/968 transitions.
Applied a total of 0 rules in 38 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-12 09:47:40] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:40] [INFO ] Invariant cache hit.
[2023-03-12 09:47:40] [INFO ] Dead Transitions using invariants and state equation in 285 ms found 0 transitions.
[2023-03-12 09:47:40] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:40] [INFO ] Invariant cache hit.
[2023-03-12 09:47:40] [INFO ] Implicit Places using invariants in 107 ms returned []
[2023-03-12 09:47:40] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:40] [INFO ] Invariant cache hit.
[2023-03-12 09:47:40] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:40] [INFO ] Implicit Places using invariants and state equation in 368 ms returned []
Implicit Place search using SMT with State Equation took 477 ms to find 0 implicit places.
[2023-03-12 09:47:40] [INFO ] Redundant transitions in 12 ms returned []
[2023-03-12 09:47:40] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:40] [INFO ] Invariant cache hit.
[2023-03-12 09:47:41] [INFO ] Dead Transitions using invariants and state equation in 282 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1117 ms. Remains : 75/75 places, 968/968 transitions.
Computed a total of 48 stabilizing places and 84 stable transitions
Computed a total of 48 stabilizing places and 84 stable transitions
Detected a total of 48/75 stabilizing places and 84/968 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X p0), (X (AND p0 p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1))))]
Knowledge based reduction with 4 factoid took 173 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(OR (NOT p0) p1), (NOT p0), (AND p0 p1)]
Finished random walk after 2 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=2 )
Knowledge obtained : [(AND p0 p1), (X p0), (X (AND p0 p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (F (NOT p0)), (F (NOT (AND p0 p1)))]
Knowledge based reduction with 4 factoid took 211 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 87 ms :[(OR (NOT p0) p1), (NOT p0), (AND p0 p1)]
Stuttering acceptance computed with spot in 74 ms :[(OR (NOT p0) p1), (NOT p0), (AND p0 p1)]
[2023-03-12 09:47:41] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:41] [INFO ] Invariant cache hit.
[2023-03-12 09:47:42] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 09:47:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 09:47:42] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2023-03-12 09:47:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 09:47:42] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 09:47:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 09:47:42] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-12 09:47:42] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:42] [INFO ] [Nat]Added 42 Read/Feed constraints in 108 ms returned sat
[2023-03-12 09:47:42] [INFO ] Computed and/alt/rep : 60/118/60 causal constraints (skipped 107 transitions) in 39 ms.
[2023-03-12 09:47:42] [INFO ] Added : 19 causal constraints over 6 iterations in 167 ms. Result :sat
Could not prove EG p1
Stuttering acceptance computed with spot in 80 ms :[(OR (NOT p0) p1), (NOT p0), (AND p0 p1)]
Product exploration explored 100000 steps with 652 reset in 351 ms.
Product exploration explored 100000 steps with 663 reset in 503 ms.
Support contains 5 out of 75 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 75/75 places, 968/968 transitions.
Applied a total of 0 rules in 58 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-12 09:47:43] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:43] [INFO ] Invariant cache hit.
[2023-03-12 09:47:43] [INFO ] Dead Transitions using invariants and state equation in 322 ms found 0 transitions.
[2023-03-12 09:47:43] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:43] [INFO ] Invariant cache hit.
[2023-03-12 09:47:44] [INFO ] Implicit Places using invariants in 132 ms returned []
[2023-03-12 09:47:44] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:44] [INFO ] Invariant cache hit.
[2023-03-12 09:47:44] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:44] [INFO ] Implicit Places using invariants and state equation in 444 ms returned []
Implicit Place search using SMT with State Equation took 578 ms to find 0 implicit places.
[2023-03-12 09:47:44] [INFO ] Redundant transitions in 11 ms returned []
[2023-03-12 09:47:44] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:44] [INFO ] Invariant cache hit.
[2023-03-12 09:47:44] [INFO ] Dead Transitions using invariants and state equation in 331 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1308 ms. Remains : 75/75 places, 968/968 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLFireability-11 finished in 8148 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(p0)||X(p1)))))'
Support contains 5 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Applied a total of 0 rules in 3 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-12 09:47:45] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-12 09:47:45] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 09:47:45] [INFO ] Dead Transitions using invariants and state equation in 342 ms found 0 transitions.
[2023-03-12 09:47:45] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:45] [INFO ] Invariant cache hit.
[2023-03-12 09:47:45] [INFO ] Implicit Places using invariants in 135 ms returned []
[2023-03-12 09:47:45] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:45] [INFO ] Invariant cache hit.
[2023-03-12 09:47:45] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:45] [INFO ] Implicit Places using invariants and state equation in 271 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 409 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 968/968 transitions.
Applied a total of 0 rules in 3 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 758 ms. Remains : 74/76 places, 968/968 transitions.
Stuttering acceptance computed with spot in 195 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p0), acceptance={} source=4 dest: 0}, { cond=p0, acceptance={} source=4 dest: 4}], [{ cond=true, acceptance={} source=5 dest: 6}], [{ cond=true, acceptance={} source=6 dest: 2}]], initial=5, aps=[p1:(OR (LT s1 1) (LT s24 1) (LT s43 1) (LT s69 1)), p0:(LT s22 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 25000 reset in 388 ms.
Product exploration explored 100000 steps with 25000 reset in 394 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 47/74 stabilizing places and 84/968 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p1 p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 114 ms. Reduced automaton from 7 states, 10 edges and 2 AP (stutter sensitive) to 6 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 149 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 57 resets, run finished after 138 ms. (steps per millisecond=72 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-12 09:47:47] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 74 cols
[2023-03-12 09:47:47] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 09:47:47] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 09:47:47] [INFO ] After 87ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-12 09:47:47] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 09:47:47] [INFO ] After 75ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-12 09:47:47] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:47] [INFO ] After 55ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-12 09:47:47] [INFO ] After 122ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 35 ms.
[2023-03-12 09:47:47] [INFO ] After 282ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 5 ms.
Support contains 5 out of 74 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 968/968 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 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 73 transition count 967
Applied a total of 2 rules in 38 ms. Remains 73 /74 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-12 09:47:47] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 73 cols
[2023-03-12 09:47:47] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 09:47:48] [INFO ] Dead Transitions using invariants and state equation in 296 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 335 ms. Remains : 73/74 places, 967/968 transitions.
Incomplete random walk after 10000 steps, including 66 resets, run finished after 178 ms. (steps per millisecond=56 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 28 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 433574 steps, run timeout after 3001 ms. (steps per millisecond=144 ) properties seen :{}
Probabilistic random walk after 433574 steps, saw 110526 distinct states, run finished after 3001 ms. (steps per millisecond=144 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-12 09:47:51] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:51] [INFO ] Invariant cache hit.
[2023-03-12 09:47:51] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2023-03-12 09:47:51] [INFO ] After 71ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-12 09:47:51] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 09:47:51] [INFO ] After 53ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-12 09:47:51] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:51] [INFO ] After 40ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-12 09:47:51] [INFO ] After 122ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 52 ms.
[2023-03-12 09:47:51] [INFO ] After 257ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 9 ms.
Support contains 5 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 967/967 transitions.
Applied a total of 0 rules in 33 ms. Remains 73 /73 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 73/73 places, 967/967 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 967/967 transitions.
Applied a total of 0 rules in 34 ms. Remains 73 /73 variables (removed 0) and now considering 967/967 (removed 0) transitions.
[2023-03-12 09:47:51] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:51] [INFO ] Invariant cache hit.
[2023-03-12 09:47:52] [INFO ] Implicit Places using invariants in 99 ms returned []
[2023-03-12 09:47:52] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:52] [INFO ] Invariant cache hit.
[2023-03-12 09:47:52] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:52] [INFO ] Implicit Places using invariants and state equation in 285 ms returned []
Implicit Place search using SMT with State Equation took 397 ms to find 0 implicit places.
[2023-03-12 09:47:52] [INFO ] Redundant transitions in 9 ms returned []
[2023-03-12 09:47:52] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:52] [INFO ] Invariant cache hit.
[2023-03-12 09:47:52] [INFO ] Dead Transitions using invariants and state equation in 245 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 691 ms. Remains : 73/73 places, 967/967 transitions.
Ensure Unique test removed 798 transitions
Reduce isomorphic transitions removed 798 transitions.
Iterating post reduction 0 with 798 rules applied. Total rules applied 798 place count 73 transition count 169
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 1 with 4 rules applied. Total rules applied 802 place count 71 transition count 167
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 804 place count 71 transition count 165
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 806 place count 69 transition count 165
Applied a total of 806 rules in 7 ms. Remains 69 /73 variables (removed 4) and now considering 165/967 (removed 802) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 165 rows 69 cols
[2023-03-12 09:47:52] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 09:47:52] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-12 09:47:52] [INFO ] After 80ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-12 09:47:52] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 09:47:52] [INFO ] After 46ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-12 09:47:52] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-12 09:47:52] [INFO ] After 14ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-12 09:47:52] [INFO ] After 37ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-12 09:47:52] [INFO ] After 139ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND p1 p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 105 ms. Reduced automaton from 6 states, 8 edges and 2 AP (stutter sensitive) to 6 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 126 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 123 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 5 out of 74 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 74/74 places, 968/968 transitions.
Applied a total of 0 rules in 3 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-12 09:47:53] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 74 cols
[2023-03-12 09:47:53] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 09:47:53] [INFO ] Dead Transitions using invariants and state equation in 250 ms found 0 transitions.
[2023-03-12 09:47:53] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:53] [INFO ] Invariant cache hit.
[2023-03-12 09:47:53] [INFO ] Implicit Places using invariants in 98 ms returned []
[2023-03-12 09:47:53] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:53] [INFO ] Invariant cache hit.
[2023-03-12 09:47:53] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:53] [INFO ] Implicit Places using invariants and state equation in 241 ms returned []
Implicit Place search using SMT with State Equation took 341 ms to find 0 implicit places.
[2023-03-12 09:47:53] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:53] [INFO ] Invariant cache hit.
[2023-03-12 09:47:53] [INFO ] Dead Transitions using invariants and state equation in 249 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 844 ms. Remains : 74/74 places, 968/968 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 47/74 stabilizing places and 84/968 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), true, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 107 ms. Reduced automaton from 6 states, 8 edges and 2 AP (stutter sensitive) to 6 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 139 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 57 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 23 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-12 09:47:54] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:47:54] [INFO ] Invariant cache hit.
[2023-03-12 09:47:54] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 09:47:54] [INFO ] After 86ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-12 09:47:54] [INFO ] [Nat]Absence check using 5 positive place invariants in 14 ms returned sat
[2023-03-12 09:47:54] [INFO ] After 62ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-12 09:47:54] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:54] [INFO ] After 58ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-12 09:47:54] [INFO ] After 144ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 52 ms.
[2023-03-12 09:47:54] [INFO ] After 306ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 11 ms.
Support contains 5 out of 74 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 968/968 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 73 transition count 967
Applied a total of 2 rules in 56 ms. Remains 73 /74 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-12 09:47:54] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 73 cols
[2023-03-12 09:47:54] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 09:47:55] [INFO ] Dead Transitions using invariants and state equation in 314 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 370 ms. Remains : 73/74 places, 967/968 transitions.
Incomplete random walk after 10000 steps, including 66 resets, run finished after 140 ms. (steps per millisecond=71 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 399597 steps, run timeout after 3001 ms. (steps per millisecond=133 ) properties seen :{}
Probabilistic random walk after 399597 steps, saw 102985 distinct states, run finished after 3001 ms. (steps per millisecond=133 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-12 09:47:58] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:58] [INFO ] Invariant cache hit.
[2023-03-12 09:47:58] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 09:47:58] [INFO ] After 87ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-12 09:47:58] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 09:47:58] [INFO ] After 47ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-12 09:47:58] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:58] [INFO ] After 39ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-12 09:47:58] [INFO ] After 96ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 50 ms.
[2023-03-12 09:47:58] [INFO ] After 229ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 38 ms.
Support contains 5 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 967/967 transitions.
Applied a total of 0 rules in 40 ms. Remains 73 /73 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 73/73 places, 967/967 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 967/967 transitions.
Applied a total of 0 rules in 35 ms. Remains 73 /73 variables (removed 0) and now considering 967/967 (removed 0) transitions.
[2023-03-12 09:47:58] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:58] [INFO ] Invariant cache hit.
[2023-03-12 09:47:59] [INFO ] Implicit Places using invariants in 154 ms returned []
[2023-03-12 09:47:59] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:59] [INFO ] Invariant cache hit.
[2023-03-12 09:47:59] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:47:59] [INFO ] Implicit Places using invariants and state equation in 400 ms returned []
Implicit Place search using SMT with State Equation took 568 ms to find 0 implicit places.
[2023-03-12 09:47:59] [INFO ] Redundant transitions in 14 ms returned []
[2023-03-12 09:47:59] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-12 09:47:59] [INFO ] Invariant cache hit.
[2023-03-12 09:47:59] [INFO ] Dead Transitions using invariants and state equation in 341 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 964 ms. Remains : 73/73 places, 967/967 transitions.
Ensure Unique test removed 798 transitions
Reduce isomorphic transitions removed 798 transitions.
Iterating post reduction 0 with 798 rules applied. Total rules applied 798 place count 73 transition count 169
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 1 with 4 rules applied. Total rules applied 802 place count 71 transition count 167
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 804 place count 71 transition count 165
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 806 place count 69 transition count 165
Applied a total of 806 rules in 8 ms. Remains 69 /73 variables (removed 4) and now considering 165/967 (removed 802) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 165 rows 69 cols
[2023-03-12 09:47:59] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 09:47:59] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 09:47:59] [INFO ] After 100ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-12 09:47:59] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 09:48:00] [INFO ] After 64ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-12 09:48:00] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-12 09:48:00] [INFO ] After 17ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-12 09:48:00] [INFO ] After 44ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-12 09:48:00] [INFO ] After 158ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND p0 p1), true, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 126 ms. Reduced automaton from 6 states, 8 edges and 2 AP (stutter sensitive) to 6 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 154 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 160 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 163 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 25000 reset in 492 ms.
Product exploration explored 100000 steps with 25000 reset in 433 ms.
Applying partial POR strategy [true, true, true, false, false, false]
Stuttering acceptance computed with spot in 143 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 5 out of 74 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 74/74 places, 968/968 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 74 transition count 968
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 48 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-12 09:48:02] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 74 cols
[2023-03-12 09:48:02] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 09:48:02] [INFO ] Dead Transitions using invariants and state equation in 246 ms found 0 transitions.
[2023-03-12 09:48:02] [INFO ] Redundant transitions in 8 ms returned []
[2023-03-12 09:48:02] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:48:02] [INFO ] Invariant cache hit.
[2023-03-12 09:48:02] [INFO ] Dead Transitions using invariants and state equation in 297 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 74/74 places, 968/968 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 619 ms. Remains : 74/74 places, 968/968 transitions.
Support contains 5 out of 74 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 74/74 places, 968/968 transitions.
Applied a total of 0 rules in 4 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-12 09:48:02] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 74 cols
[2023-03-12 09:48:02] [INFO ] Computed 5 place invariants in 0 ms
[2023-03-12 09:48:02] [INFO ] Dead Transitions using invariants and state equation in 314 ms found 0 transitions.
[2023-03-12 09:48:02] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:48:02] [INFO ] Invariant cache hit.
[2023-03-12 09:48:03] [INFO ] Implicit Places using invariants in 98 ms returned []
[2023-03-12 09:48:03] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:48:03] [INFO ] Invariant cache hit.
[2023-03-12 09:48:03] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:48:03] [INFO ] Implicit Places using invariants and state equation in 251 ms returned []
Implicit Place search using SMT with State Equation took 351 ms to find 0 implicit places.
[2023-03-12 09:48:03] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:48:03] [INFO ] Invariant cache hit.
[2023-03-12 09:48:03] [INFO ] Dead Transitions using invariants and state equation in 293 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 976 ms. Remains : 74/74 places, 968/968 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLFireability-13 finished in 18510 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)&&(!p1||X(!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' '!(X(X((G(p0)||X(p1)))))'
[2023-03-12 09:48:03] [INFO ] Flatten gal took : 64 ms
[2023-03-12 09:48:03] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-12 09:48:03] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 76 places, 968 transitions and 7348 arcs took 6 ms.
Total runtime 48923 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1512/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1512/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : BridgeAndVehicles-PT-V20P20N20-LTLFireability-11
Could not compute solution for formula : BridgeAndVehicles-PT-V20P20N20-LTLFireability-13

BK_STOP 1678614484710

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name BridgeAndVehicles-PT-V20P20N20-LTLFireability-11
ltl formula formula --ltl=/tmp/1512/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 76 places, 968 transitions and 7348 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1512/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1512/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1512/ltl_0_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.180 real 0.040 user 0.040 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1512/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name BridgeAndVehicles-PT-V20P20N20-LTLFireability-13
ltl formula formula --ltl=/tmp/1512/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 76 places, 968 transitions and 7348 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.180 real 0.040 user 0.040 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1512/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1512/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1512/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 7 states
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1512/ltl_1_
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted

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-V20P20N20"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is BridgeAndVehicles-PT-V20P20N20, 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 r041-tajo-167813694400212"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V20P20N20.tgz
mv BridgeAndVehicles-PT-V20P20N20 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 ;