Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2024-input.r472-tajo-171620399200300.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2024-input.qcow2' backing_fmt='qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is BridgeAndVehicles-PT-V80P50N10, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r472-tajo-171620399200300
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 7.1M
-rw-r--r-- 1 mcc users 17K Apr 13 01:04 CTLCardinality.txt
-rw-r--r-- 1 mcc users 114K Apr 13 01:04 CTLCardinality.xml
-rw-r--r-- 1 mcc users 298K Apr 13 01:00 CTLFireability.txt
-rw-r--r-- 1 mcc users 1.2M Apr 13 01:00 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 14K Apr 22 14:30 LTLCardinality.txt
-rw-r--r-- 1 mcc users 54K Apr 22 14:30 LTLCardinality.xml
-rw-r--r-- 1 mcc users 127K Apr 22 14:30 LTLFireability.txt
-rw-r--r-- 1 mcc users 399K Apr 22 14:30 LTLFireability.xml
-rw-r--r-- 1 mcc users 47K Apr 13 01:41 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 237K Apr 13 01:41 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 596K Apr 13 01:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 2.3M Apr 13 01:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.3K Apr 22 14:30 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.0K Apr 22 14:30 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 10 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1.7M May 18 16:42 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-V80P50N10-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-PT-V80P50N10-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-PT-V80P50N10-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-PT-V80P50N10-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-PT-V80P50N10-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-PT-V80P50N10-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-PT-V80P50N10-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-PT-V80P50N10-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-PT-V80P50N10-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-PT-V80P50N10-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-PT-V80P50N10-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-PT-V80P50N10-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-PT-V80P50N10-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-PT-V80P50N10-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-PT-V80P50N10-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-PT-V80P50N10-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717222218253

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-V80P50N10
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 06:10:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 06:10:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 06:10:19] [INFO ] Load time of PNML (sax parser for PT used): 169 ms
[2024-06-01 06:10:19] [INFO ] Transformed 188 places.
[2024-06-01 06:10:19] [INFO ] Transformed 2108 transitions.
[2024-06-01 06:10:19] [INFO ] Parsed PT model containing 188 places and 2108 transitions and 15950 arcs in 290 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 29 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA BridgeAndVehicles-PT-V80P50N10-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V80P50N10-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V80P50N10-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 184 out of 188 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 188/188 places, 2108/2108 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 186 transition count 2108
Applied a total of 2 rules in 49 ms. Remains 186 /188 variables (removed 2) and now considering 2108/2108 (removed 0) transitions.
Running 2105 sub problems to find dead transitions.
[2024-06-01 06:10:20] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
// Phase 1: matrix 370 rows 186 cols
[2024-06-01 06:10:20] [INFO ] Computed 5 invariants in 20 ms
[2024-06-01 06:10:20] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/186 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2105 unsolved
[2024-06-01 06:10:45] [INFO ] Deduced a trap composed of 5 places in 281 ms of which 9 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 186/556 variables, and 6 constraints, problems are : Problem set: 0 solved, 2105 unsolved in 20085 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/186 constraints, ReadFeed: 0/22 constraints, PredecessorRefiner: 2105/2105 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2105 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/186 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2105 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/186 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2105 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 186/556 variables, and 6 constraints, problems are : Problem set: 0 solved, 2105 unsolved in 20051 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/186 constraints, ReadFeed: 0/22 constraints, PredecessorRefiner: 0/2105 constraints, Known Traps: 1/1 constraints]
After SMT, in 54351ms problems are : Problem set: 0 solved, 2105 unsolved
Search for dead transitions found 0 dead transitions in 54409ms
[2024-06-01 06:11:14] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2024-06-01 06:11:14] [INFO ] Invariant cache hit.
[2024-06-01 06:11:14] [INFO ] Implicit Places using invariants in 121 ms returned []
[2024-06-01 06:11:14] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2024-06-01 06:11:14] [INFO ] Invariant cache hit.
[2024-06-01 06:11:14] [INFO ] State equation strengthened by 22 read => feed constraints.
[2024-06-01 06:11:15] [INFO ] Implicit Places using invariants and state equation in 292 ms returned []
Implicit Place search using SMT with State Equation took 424 ms to find 0 implicit places.
Running 2105 sub problems to find dead transitions.
[2024-06-01 06:11:15] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2024-06-01 06:11:15] [INFO ] Invariant cache hit.
[2024-06-01 06:11:15] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/186 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2105 unsolved
[2024-06-01 06:11:39] [INFO ] Deduced a trap composed of 5 places in 219 ms of which 2 ms to minimize.
[2024-06-01 06:11:55] [INFO ] Deduced a trap composed of 15 places in 246 ms of which 2 ms to minimize.
Problem TDEAD1148 is UNSAT
Problem TDEAD1149 is UNSAT
Problem TDEAD1150 is UNSAT
Problem TDEAD1151 is UNSAT
Problem TDEAD1152 is UNSAT
Problem TDEAD1153 is UNSAT
Problem TDEAD1154 is UNSAT
Problem TDEAD1155 is UNSAT
Problem TDEAD1156 is UNSAT
Problem TDEAD1157 is UNSAT
Problem TDEAD1158 is UNSAT
Problem TDEAD1159 is UNSAT
Problem TDEAD1160 is UNSAT
Problem TDEAD1161 is UNSAT
Problem TDEAD1162 is UNSAT
Problem TDEAD1163 is UNSAT
Problem TDEAD1164 is UNSAT
Problem TDEAD1165 is UNSAT
Problem TDEAD1166 is UNSAT
Problem TDEAD1167 is UNSAT
Problem TDEAD1168 is UNSAT
Problem TDEAD1169 is UNSAT
Problem TDEAD1170 is UNSAT
Problem TDEAD1171 is UNSAT
Problem TDEAD1172 is UNSAT
Problem TDEAD1173 is UNSAT
Problem TDEAD1174 is UNSAT
Problem TDEAD1175 is UNSAT
Problem TDEAD1176 is UNSAT
Problem TDEAD1177 is UNSAT
Problem TDEAD1178 is UNSAT
Problem TDEAD1179 is UNSAT
Problem TDEAD1180 is UNSAT
Problem TDEAD1181 is UNSAT
Problem TDEAD1182 is UNSAT
Problem TDEAD1183 is UNSAT
Problem TDEAD1184 is UNSAT
Problem TDEAD1185 is UNSAT
Problem TDEAD1186 is UNSAT
Problem TDEAD1187 is UNSAT
Problem TDEAD1188 is UNSAT
Problem TDEAD1189 is UNSAT
Problem TDEAD1190 is UNSAT
Problem TDEAD1191 is UNSAT
Problem TDEAD1192 is UNSAT
Problem TDEAD1193 is UNSAT
Problem TDEAD1194 is UNSAT
Problem TDEAD1195 is UNSAT
Problem TDEAD1196 is UNSAT
Problem TDEAD1197 is UNSAT
Problem TDEAD1198 is UNSAT
Problem TDEAD1199 is UNSAT
Problem TDEAD1200 is UNSAT
Problem TDEAD1201 is UNSAT
Problem TDEAD1202 is UNSAT
Problem TDEAD1203 is UNSAT
Problem TDEAD1204 is UNSAT
Problem TDEAD1205 is UNSAT
Problem TDEAD1206 is UNSAT
Problem TDEAD1207 is UNSAT
Problem TDEAD1208 is UNSAT
Problem TDEAD1209 is UNSAT
Problem TDEAD1210 is UNSAT
Problem TDEAD1211 is UNSAT
Problem TDEAD1212 is UNSAT
Problem TDEAD1213 is UNSAT
Problem TDEAD1214 is UNSAT
Problem TDEAD1215 is UNSAT
Problem TDEAD1216 is UNSAT
Problem TDEAD1217 is UNSAT
Problem TDEAD1218 is UNSAT
Problem TDEAD1219 is UNSAT
Problem TDEAD1220 is UNSAT
Problem TDEAD1221 is UNSAT
Problem TDEAD1222 is UNSAT
Problem TDEAD1223 is UNSAT
Problem TDEAD1224 is UNSAT
Problem TDEAD1225 is UNSAT
Problem TDEAD1226 is UNSAT
Problem TDEAD1227 is UNSAT
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 186/556 variables, and 7 constraints, problems are : Problem set: 80 solved, 2025 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/186 constraints, ReadFeed: 0/22 constraints, PredecessorRefiner: 2105/2105 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 80 solved, 2025 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/186 variables, 5/5 constraints. Problems are: Problem set: 80 solved, 2025 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/186 variables, 2/7 constraints. Problems are: Problem set: 80 solved, 2025 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 186/556 variables, and 7 constraints, problems are : Problem set: 80 solved, 2025 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/186 constraints, ReadFeed: 0/22 constraints, PredecessorRefiner: 0/2105 constraints, Known Traps: 2/2 constraints]
After SMT, in 74773ms problems are : Problem set: 80 solved, 2025 unsolved
Search for dead transitions found 80 dead transitions in 74821ms
Found 80 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 80 transitions
Dead transitions reduction (with SMT) removed 80 transitions
Starting structural reductions in LTL mode, iteration 1 : 186/188 places, 2028/2108 transitions.
Applied a total of 0 rules in 12 ms. Remains 186 /186 variables (removed 0) and now considering 2028/2028 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 129786 ms. Remains : 186/188 places, 2028/2108 transitions.
Support contains 184 out of 186 places after structural reductions.
[2024-06-01 06:12:30] [INFO ] Flatten gal took : 234 ms
[2024-06-01 06:12:31] [INFO ] Flatten gal took : 215 ms
[2024-06-01 06:12:32] [INFO ] Input system was already deterministic with 2028 transitions.
Reduction of identical properties reduced properties to check from 24 to 22
RANDOM walk for 40000 steps (56 resets) in 2811 ms. (14 steps per ms) remains 2/22 properties
BEST_FIRST walk for 2502 steps (0 resets) in 18 ms. (131 steps per ms) remains 0/2 properties
FORMULA BridgeAndVehicles-PT-V80P50N10-LTLFireability-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 169 stabilizing places and 324 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((F((G(p0)||G(p1)))||G(p2))))))'
Support contains 99 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 2028/2028 transitions.
Applied a total of 0 rules in 19 ms. Remains 186 /186 variables (removed 0) and now considering 2028/2028 (removed 0) transitions.
Running 2025 sub problems to find dead transitions.
[2024-06-01 06:12:33] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
// Phase 1: matrix 369 rows 186 cols
[2024-06-01 06:12:33] [INFO ] Computed 5 invariants in 3 ms
[2024-06-01 06:12:33] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/186 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
[2024-06-01 06:12:55] [INFO ] Deduced a trap composed of 5 places in 295 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 186/555 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 20059 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/186 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2025/2025 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2025 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/186 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/186 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 186/555 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 20028 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/186 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2025 constraints, Known Traps: 1/1 constraints]
After SMT, in 52773ms problems are : Problem set: 0 solved, 2025 unsolved
Search for dead transitions found 0 dead transitions in 52801ms
[2024-06-01 06:13:26] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:13:26] [INFO ] Invariant cache hit.
[2024-06-01 06:13:26] [INFO ] Implicit Places using invariants in 155 ms returned []
[2024-06-01 06:13:26] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:13:26] [INFO ] Invariant cache hit.
[2024-06-01 06:13:26] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:13:27] [INFO ] Implicit Places using invariants and state equation in 574 ms returned [82]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 740 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 185/186 places, 2028/2028 transitions.
Applied a total of 0 rules in 30 ms. Remains 185 /185 variables (removed 0) and now considering 2028/2028 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 53595 ms. Remains : 185/186 places, 2028/2028 transitions.
Stuttering acceptance computed with spot in 391 ms :[(AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-01
Stuttering criterion allowed to conclude after 673 steps with 0 reset in 51 ms.
FORMULA BridgeAndVehicles-PT-V80P50N10-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V80P50N10-LTLFireability-01 finished in 54124 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(!p0))))'
Support contains 83 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 2028/2028 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2027
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2027
Applied a total of 2 rules in 35 ms. Remains 185 /186 variables (removed 1) and now considering 2027/2028 (removed 1) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:13:27] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
// Phase 1: matrix 368 rows 185 cols
[2024-06-01 06:13:27] [INFO ] Computed 5 invariants in 9 ms
[2024-06-01 06:13:27] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:13:50] [INFO ] Deduced a trap composed of 5 places in 194 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/185 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 53024ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 53074ms
[2024-06-01 06:14:20] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:14:20] [INFO ] Invariant cache hit.
[2024-06-01 06:14:20] [INFO ] Implicit Places using invariants in 233 ms returned []
[2024-06-01 06:14:20] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:14:20] [INFO ] Invariant cache hit.
[2024-06-01 06:14:21] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:14:21] [INFO ] Implicit Places using invariants and state equation in 869 ms returned [82]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1107 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 184/186 places, 2027/2028 transitions.
Applied a total of 0 rules in 13 ms. Remains 184 /184 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 54239 ms. Remains : 184/186 places, 2027/2028 transitions.
Stuttering acceptance computed with spot in 99 ms :[p0, p0, p0]
Running random walk in product with property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-02
Product exploration explored 100000 steps with 33333 reset in 905 ms.
Product exploration explored 100000 steps with 33333 reset in 849 ms.
Computed a total of 167 stabilizing places and 323 stable transitions
Computed a total of 167 stabilizing places and 323 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 17 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V80P50N10-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V80P50N10-LTLFireability-02 finished in 56206 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(F((X((!p1 U (!p2||G(!p1))))&&p0)))||(p3&&X(p2))))))'
Support contains 98 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 2028/2028 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2027
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2027
Applied a total of 2 rules in 18 ms. Remains 185 /186 variables (removed 1) and now considering 2027/2028 (removed 1) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:14:23] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:14:23] [INFO ] Invariant cache hit.
[2024-06-01 06:14:23] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:14:46] [INFO ] Deduced a trap composed of 5 places in 196 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20050 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/185 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20030 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 53255ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 53275ms
[2024-06-01 06:15:17] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:15:17] [INFO ] Invariant cache hit.
[2024-06-01 06:15:17] [INFO ] Implicit Places using invariants in 202 ms returned []
[2024-06-01 06:15:17] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:15:17] [INFO ] Invariant cache hit.
[2024-06-01 06:15:17] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:15:18] [INFO ] Implicit Places using invariants and state equation in 1459 ms returned [82, 168]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1666 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 183/186 places, 2027/2028 transitions.
Applied a total of 0 rules in 16 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 54982 ms. Remains : 183/186 places, 2027/2028 transitions.
Stuttering acceptance computed with spot in 239 ms :[(OR (AND p1 p2 (NOT p3)) (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (AND p1 p2 (NOT p3)) (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (AND p1 p2 (NOT p3)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-03
Product exploration explored 100000 steps with 32334 reset in 7613 ms.
Product exploration explored 100000 steps with 32418 reset in 7973 ms.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Knowledge obtained : [(AND (NOT p3) p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT p3)), (X (NOT (AND p3 (NOT p0) p2 p1))), (X (NOT (AND p3 (NOT p0)))), (X (NOT (AND (NOT p3) (NOT p0)))), (X (NOT (AND p3 (NOT p0) (NOT p2)))), (X (AND (NOT p3) p0 (NOT p2))), (X (NOT (AND (NOT p3) (NOT p0) p2 p1))), (X (NOT (AND (NOT p3) (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p3) p0 p2 p1))), (X (AND (NOT p3) p0)), (X (NOT (AND (NOT p3) p2 (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT (AND p3 (NOT p0) p2 p1)))), (X (X (NOT (AND p3 (NOT p0))))), (X (X (NOT (AND p3 (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p3) (NOT p0) p2 p1)))), (X (X (NOT (AND (NOT p3) p0 p2 p1)))), (X (X (NOT (AND (NOT p3) p2 (NOT p1)))))]
False Knowledge obtained : [(X (X (AND (NOT p3) (NOT p0)))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X (AND (NOT p3) p0 (NOT p2)))), (X (X (NOT (AND (NOT p3) p0 (NOT p2))))), (X (X (AND (NOT p3) (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p3) (NOT p0) (NOT p2))))), (X (X (AND (NOT p3) p0))), (X (X (NOT (AND (NOT p3) p0)))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 23 factoid took 641 ms. Reduced automaton from 4 states, 14 edges and 4 AP (stutter sensitive) to 4 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 230 ms :[(OR (AND p1 p2 (NOT p3)) (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (AND p1 p2 (NOT p3)) (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (AND p1 p2 (NOT p3)), (AND (NOT p0) (NOT p2))]
Reduction of identical properties reduced properties to check from 14 to 13
RANDOM walk for 40000 steps (56 resets) in 12075 ms. (3 steps per ms) remains 5/13 properties
BEST_FIRST walk for 40002 steps (24 resets) in 8498 ms. (4 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (28 resets) in 7820 ms. (5 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (24 resets) in 6784 ms. (5 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (24 resets) in 11551 ms. (3 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (24 resets) in 7197 ms. (5 steps per ms) remains 5/5 properties
[2024-06-01 06:15:50] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
// Phase 1: matrix 368 rows 183 cols
[2024-06-01 06:15:50] [INFO ] Computed 5 invariants in 5 ms
[2024-06-01 06:15:50] [INFO ] State equation strengthened by 21 read => feed constraints.
Problem apf10 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/98 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Problem apf5 is UNSAT
Problem apf6 is UNSAT
Problem apf9 is UNSAT
Problem apf12 is UNSAT
After SMT solving in domain Real declared 181/551 variables, and 5 constraints, problems are : Problem set: 5 solved, 0 unsolved in 401 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 3708ms problems are : Problem set: 5 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 5 invariant AP formulas.
Knowledge obtained : [(AND (NOT p3) p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT p3)), (X (NOT (AND p3 (NOT p0) p2 p1))), (X (NOT (AND p3 (NOT p0)))), (X (NOT (AND (NOT p3) (NOT p0)))), (X (NOT (AND p3 (NOT p0) (NOT p2)))), (X (AND (NOT p3) p0 (NOT p2))), (X (NOT (AND (NOT p3) (NOT p0) p2 p1))), (X (NOT (AND (NOT p3) (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p3) p0 p2 p1))), (X (AND (NOT p3) p0)), (X (NOT (AND (NOT p3) p2 (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT (AND p3 (NOT p0) p2 p1)))), (X (X (NOT (AND p3 (NOT p0))))), (X (X (NOT (AND p3 (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p3) (NOT p0) p2 p1)))), (X (X (NOT (AND (NOT p3) p0 p2 p1)))), (X (X (NOT (AND (NOT p3) p2 (NOT p1))))), (G (OR p0 (NOT p1) (NOT p2) p3)), (G (OR p0 (NOT p1) (NOT p2) (NOT p3))), (G (OR p0 p2 (NOT p3))), (G (OR p0 (NOT p3))), (G (OR (NOT p0) (NOT p1) (NOT p2) p3))]
False Knowledge obtained : [(X (X (AND (NOT p3) (NOT p0)))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X (AND (NOT p3) p0 (NOT p2)))), (X (X (NOT (AND (NOT p3) p0 (NOT p2))))), (X (X (AND (NOT p3) (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p3) (NOT p0) (NOT p2))))), (X (X (AND (NOT p3) p0))), (X (X (NOT (AND (NOT p3) p0)))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT (AND p0 (NOT p3)))), (F (NOT (OR p0 p2 p3))), (F (NOT (AND p0 (NOT p2) (NOT p3)))), (F (NOT (OR p1 (NOT p2) p3))), (F p1), (F p2), (F (NOT (OR p0 p3))), (F p3), (F (NOT p0))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 28 factoid took 831 ms. Reduced automaton from 4 states, 14 edges and 4 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
Support contains 93 out of 183 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Applied a total of 0 rules in 265 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:15:55] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:15:55] [INFO ] Invariant cache hit.
[2024-06-01 06:15:55] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:16:17] [INFO ] Deduced a trap composed of 5 places in 221 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20033 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20032 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 52482ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 52503ms
[2024-06-01 06:16:47] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:16:47] [INFO ] Invariant cache hit.
[2024-06-01 06:16:47] [INFO ] Implicit Places using invariants in 119 ms returned []
[2024-06-01 06:16:47] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:16:47] [INFO ] Invariant cache hit.
[2024-06-01 06:16:47] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:16:48] [INFO ] Implicit Places using invariants and state equation in 594 ms returned []
Implicit Place search using SMT with State Equation took 716 ms to find 0 implicit places.
[2024-06-01 06:16:48] [INFO ] Redundant transitions in 104 ms returned []
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:16:48] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:16:48] [INFO ] Invariant cache hit.
[2024-06-01 06:16:48] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:17:11] [INFO ] Deduced a trap composed of 5 places in 275 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 72950ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 72969ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 126572 ms. Remains : 183/183 places, 2027/2027 transitions.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 143 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 2114 steps (3 resets) in 94 ms. (22 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 170 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 61 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 105 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 221 reset in 3403 ms.
Product exploration explored 100000 steps with 230 reset in 3105 ms.
Support contains 93 out of 183 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 181 transition count 2026
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 179 transition count 2024
Applied a total of 7 rules in 286 ms. Remains 179 /183 variables (removed 4) and now considering 2024/2027 (removed 3) transitions.
[2024-06-01 06:18:09] [INFO ] Flow matrix only has 365 transitions (discarded 1659 similar events)
// Phase 1: matrix 365 rows 179 cols
[2024-06-01 06:18:09] [INFO ] Computed 4 invariants in 4 ms
[2024-06-01 06:18:09] [INFO ] Implicit Places using invariants in 123 ms returned []
[2024-06-01 06:18:09] [INFO ] Flow matrix only has 365 transitions (discarded 1659 similar events)
[2024-06-01 06:18:09] [INFO ] Invariant cache hit.
[2024-06-01 06:18:09] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:18:09] [INFO ] Implicit Places using invariants and state equation in 543 ms returned []
Implicit Place search using SMT with State Equation took 669 ms to find 0 implicit places.
[2024-06-01 06:18:09] [INFO ] Redundant transitions in 123 ms returned []
Running 2021 sub problems to find dead transitions.
[2024-06-01 06:18:09] [INFO ] Flow matrix only has 365 transitions (discarded 1659 similar events)
[2024-06-01 06:18:09] [INFO ] Invariant cache hit.
[2024-06-01 06:18:09] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/179 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2021 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 179/544 variables, and 4 constraints, problems are : Problem set: 0 solved, 2021 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/179 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2021/2021 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2021 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/179 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2021 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 179/544 variables, and 4 constraints, problems are : Problem set: 0 solved, 2021 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/179 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2021 constraints, Known Traps: 0/0 constraints]
After SMT, in 73618ms problems are : Problem set: 0 solved, 2021 unsolved
Search for dead transitions found 0 dead transitions in 73640ms
Starting structural reductions in SI_LTL mode, iteration 1 : 179/183 places, 2024/2027 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 74735 ms. Remains : 179/183 places, 2024/2027 transitions.
Treatment of property BridgeAndVehicles-PT-V80P50N10-LTLFireability-03 finished in 300133 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&X(F(p1))))))'
Support contains 83 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 2028/2028 transitions.
Applied a total of 0 rules in 13 ms. Remains 186 /186 variables (removed 0) and now considering 2028/2028 (removed 0) transitions.
Running 2025 sub problems to find dead transitions.
[2024-06-01 06:19:24] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
// Phase 1: matrix 369 rows 186 cols
[2024-06-01 06:19:24] [INFO ] Computed 5 invariants in 5 ms
[2024-06-01 06:19:24] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/186 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
[2024-06-01 06:19:46] [INFO ] Deduced a trap composed of 5 places in 304 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 186/555 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 20054 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/186 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2025/2025 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2025 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/186 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/186 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 186/555 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 20031 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/186 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2025 constraints, Known Traps: 1/1 constraints]
After SMT, in 52733ms problems are : Problem set: 0 solved, 2025 unsolved
Search for dead transitions found 0 dead transitions in 52754ms
[2024-06-01 06:20:16] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:20:16] [INFO ] Invariant cache hit.
[2024-06-01 06:20:17] [INFO ] Implicit Places using invariants in 285 ms returned []
[2024-06-01 06:20:17] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:20:17] [INFO ] Invariant cache hit.
[2024-06-01 06:20:17] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:20:18] [INFO ] Implicit Places using invariants and state equation in 1158 ms returned [82, 168]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1452 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 184/186 places, 2028/2028 transitions.
Applied a total of 0 rules in 11 ms. Remains 184 /184 variables (removed 0) and now considering 2028/2028 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 54236 ms. Remains : 184/186 places, 2028/2028 transitions.
Stuttering acceptance computed with spot in 107 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-04
Product exploration explored 100000 steps with 4328 reset in 665 ms.
Product exploration explored 100000 steps with 4470 reset in 544 ms.
Computed a total of 167 stabilizing places and 324 stable transitions
Computed a total of 167 stabilizing places and 324 stable transitions
Detected a total of 167/184 stabilizing places and 324/2028 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT p0)), (X (X p1)), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 153 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 159 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
RANDOM walk for 1038 steps (0 resets) in 18 ms. (54 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT p0)), (X (X p1)), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p1)), (F p0)]
Knowledge based reduction with 6 factoid took 297 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 133 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 132 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
[2024-06-01 06:20:20] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
// Phase 1: matrix 369 rows 184 cols
[2024-06-01 06:20:20] [INFO ] Computed 5 invariants in 4 ms
[2024-06-01 06:20:21] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2024-06-01 06:20:22] [INFO ] [Real]Absence check using state equation in 900 ms returned sat
[2024-06-01 06:20:22] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:20:23] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2024-06-01 06:20:23] [INFO ] [Nat]Absence check using state equation in 162 ms returned sat
[2024-06-01 06:20:23] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:20:23] [INFO ] [Nat]Added 21 Read/Feed constraints in 286 ms returned sat
[2024-06-01 06:20:23] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 105 ms.
[2024-06-01 06:20:23] [INFO ] Added : 13 causal constraints over 4 iterations in 306 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 83 out of 184 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 184/184 places, 2028/2028 transitions.
Applied a total of 0 rules in 12 ms. Remains 184 /184 variables (removed 0) and now considering 2028/2028 (removed 0) transitions.
Running 2025 sub problems to find dead transitions.
[2024-06-01 06:20:23] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:20:23] [INFO ] Invariant cache hit.
[2024-06-01 06:20:23] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
[2024-06-01 06:20:47] [INFO ] Deduced a trap composed of 5 places in 224 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 184/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 20036 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2025/2025 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2025 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/184 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 184/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 20042 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2025 constraints, Known Traps: 1/1 constraints]
After SMT, in 53260ms problems are : Problem set: 0 solved, 2025 unsolved
Search for dead transitions found 0 dead transitions in 53284ms
[2024-06-01 06:21:17] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:21:17] [INFO ] Invariant cache hit.
[2024-06-01 06:21:17] [INFO ] Implicit Places using invariants in 287 ms returned []
[2024-06-01 06:21:17] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:21:17] [INFO ] Invariant cache hit.
[2024-06-01 06:21:17] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:21:18] [INFO ] Implicit Places using invariants and state equation in 572 ms returned []
Implicit Place search using SMT with State Equation took 861 ms to find 0 implicit places.
Running 2025 sub problems to find dead transitions.
[2024-06-01 06:21:18] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:21:18] [INFO ] Invariant cache hit.
[2024-06-01 06:21:18] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
[2024-06-01 06:21:41] [INFO ] Deduced a trap composed of 5 places in 283 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 184/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2025/2025 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2025 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/184 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 184/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2025 constraints, Known Traps: 1/1 constraints]
After SMT, in 73162ms problems are : Problem set: 0 solved, 2025 unsolved
Search for dead transitions found 0 dead transitions in 73182ms
Finished structural reductions in LTL mode , in 1 iterations and 127349 ms. Remains : 184/184 places, 2028/2028 transitions.
Computed a total of 167 stabilizing places and 324 stable transitions
Computed a total of 167 stabilizing places and 324 stable transitions
Detected a total of 167/184 stabilizing places and 324/2028 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT p0)), (X (X p1)), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 204 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 169 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
RANDOM walk for 1093 steps (0 resets) in 26 ms. (40 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT p0)), (X (X p1)), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p1)), (F p0)]
Knowledge based reduction with 6 factoid took 332 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 141 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 116 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
[2024-06-01 06:22:32] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:22:32] [INFO ] Invariant cache hit.
[2024-06-01 06:22:33] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2024-06-01 06:22:34] [INFO ] [Real]Absence check using state equation in 953 ms returned sat
[2024-06-01 06:22:34] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:22:34] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2024-06-01 06:22:34] [INFO ] [Nat]Absence check using state equation in 156 ms returned sat
[2024-06-01 06:22:34] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:22:35] [INFO ] [Nat]Added 21 Read/Feed constraints in 180 ms returned sat
[2024-06-01 06:22:35] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 78 ms.
[2024-06-01 06:22:35] [INFO ] Added : 11 causal constraints over 3 iterations in 178 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 106 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 4496 reset in 560 ms.
Product exploration explored 100000 steps with 4341 reset in 555 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 96 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Support contains 83 out of 184 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 184/184 places, 2028/2028 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 7 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 184 transition count 2028
Deduced a syphon composed of 1 places in 6 ms
Applied a total of 1 rules in 239 ms. Remains 184 /184 variables (removed 0) and now considering 2028/2028 (removed 0) transitions.
Running 2025 sub problems to find dead transitions.
[2024-06-01 06:22:37] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
// Phase 1: matrix 369 rows 184 cols
[2024-06-01 06:22:37] [INFO ] Computed 5 invariants in 11 ms
[2024-06-01 06:22:37] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
[2024-06-01 06:23:02] [INFO ] Deduced a trap composed of 5 places in 226 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 184/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 20032 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2025/2025 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2025 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/184 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 184/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 20031 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2025 constraints, Known Traps: 1/1 constraints]
After SMT, in 56464ms problems are : Problem set: 0 solved, 2025 unsolved
Search for dead transitions found 0 dead transitions in 56492ms
[2024-06-01 06:23:33] [INFO ] Redundant transitions in 36 ms returned []
Running 2025 sub problems to find dead transitions.
[2024-06-01 06:23:33] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:23:33] [INFO ] Invariant cache hit.
[2024-06-01 06:23:33] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
[2024-06-01 06:23:55] [INFO ] Deduced a trap composed of 5 places in 270 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 184/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2025/2025 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2025 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/184 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 184/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 30052 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2025 constraints, Known Traps: 1/1 constraints]
After SMT, in 72759ms problems are : Problem set: 0 solved, 2025 unsolved
Search for dead transitions found 0 dead transitions in 72779ms
Starting structural reductions in SI_LTL mode, iteration 1 : 184/184 places, 2028/2028 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 129563 ms. Remains : 184/184 places, 2028/2028 transitions.
Support contains 83 out of 184 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 184/184 places, 2028/2028 transitions.
Applied a total of 0 rules in 27 ms. Remains 184 /184 variables (removed 0) and now considering 2028/2028 (removed 0) transitions.
Running 2025 sub problems to find dead transitions.
[2024-06-01 06:24:46] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
// Phase 1: matrix 369 rows 184 cols
[2024-06-01 06:24:46] [INFO ] Computed 5 invariants in 5 ms
[2024-06-01 06:24:46] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
[2024-06-01 06:25:10] [INFO ] Deduced a trap composed of 5 places in 337 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 184/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2025/2025 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2025 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/184 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 184/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 20054 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2025 constraints, Known Traps: 1/1 constraints]
After SMT, in 54140ms problems are : Problem set: 0 solved, 2025 unsolved
Search for dead transitions found 0 dead transitions in 54185ms
[2024-06-01 06:25:40] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:25:40] [INFO ] Invariant cache hit.
[2024-06-01 06:25:40] [INFO ] Implicit Places using invariants in 301 ms returned []
[2024-06-01 06:25:40] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:25:40] [INFO ] Invariant cache hit.
[2024-06-01 06:25:41] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:25:41] [INFO ] Implicit Places using invariants and state equation in 511 ms returned []
Implicit Place search using SMT with State Equation took 814 ms to find 0 implicit places.
Running 2025 sub problems to find dead transitions.
[2024-06-01 06:25:41] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:25:41] [INFO ] Invariant cache hit.
[2024-06-01 06:25:41] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
[2024-06-01 06:26:05] [INFO ] Deduced a trap composed of 5 places in 249 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 184/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2025/2025 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2025 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/184 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 184/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2025 constraints, Known Traps: 1/1 constraints]
After SMT, in 73505ms problems are : Problem set: 0 solved, 2025 unsolved
Search for dead transitions found 0 dead transitions in 73529ms
Finished structural reductions in LTL mode , in 1 iterations and 128571 ms. Remains : 184/184 places, 2028/2028 transitions.
Treatment of property BridgeAndVehicles-PT-V80P50N10-LTLFireability-04 finished in 451250 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(X(G((X(F(!p0)) U p0))))))'
Support contains 93 out of 186 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 186/186 places, 2028/2028 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2027
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2027
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 183 transition count 2026
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 181 transition count 2024
Applied a total of 9 rules in 254 ms. Remains 181 /186 variables (removed 5) and now considering 2024/2028 (removed 4) transitions.
[2024-06-01 06:26:55] [INFO ] Flow matrix only has 365 transitions (discarded 1659 similar events)
// Phase 1: matrix 365 rows 181 cols
[2024-06-01 06:26:55] [INFO ] Computed 4 invariants in 5 ms
[2024-06-01 06:26:55] [INFO ] Implicit Places using invariants in 192 ms returned []
[2024-06-01 06:26:55] [INFO ] Flow matrix only has 365 transitions (discarded 1659 similar events)
[2024-06-01 06:26:55] [INFO ] Invariant cache hit.
[2024-06-01 06:26:55] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:26:56] [INFO ] Implicit Places using invariants and state equation in 791 ms returned [82, 166]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 989 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 179/186 places, 2024/2028 transitions.
Applied a total of 0 rules in 221 ms. Remains 179 /179 variables (removed 0) and now considering 2024/2024 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1466 ms. Remains : 179/186 places, 2024/2028 transitions.
Stuttering acceptance computed with spot in 91 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-05
Stuttering criterion allowed to conclude after 524 steps with 1 reset in 31 ms.
FORMULA BridgeAndVehicles-PT-V80P50N10-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V80P50N10-LTLFireability-05 finished in 1637 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((p0 U X(p1))&&X(G(p0)))))'
Support contains 94 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 2028/2028 transitions.
Applied a total of 0 rules in 13 ms. Remains 186 /186 variables (removed 0) and now considering 2028/2028 (removed 0) transitions.
Running 2025 sub problems to find dead transitions.
[2024-06-01 06:26:56] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
// Phase 1: matrix 369 rows 186 cols
[2024-06-01 06:26:56] [INFO ] Computed 5 invariants in 2 ms
[2024-06-01 06:26:56] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/186 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
[2024-06-01 06:27:21] [INFO ] Deduced a trap composed of 5 places in 221 ms of which 1 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 186/555 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/186 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2025/2025 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2025 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/186 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/186 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 186/555 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 20040 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/186 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2025 constraints, Known Traps: 1/1 constraints]
After SMT, in 54776ms problems are : Problem set: 0 solved, 2025 unsolved
Search for dead transitions found 0 dead transitions in 54798ms
[2024-06-01 06:27:51] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:27:51] [INFO ] Invariant cache hit.
[2024-06-01 06:27:51] [INFO ] Implicit Places using invariants in 181 ms returned []
[2024-06-01 06:27:51] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:27:51] [INFO ] Invariant cache hit.
[2024-06-01 06:27:52] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:27:52] [INFO ] Implicit Places using invariants and state equation in 867 ms returned [82, 168]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1052 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 184/186 places, 2028/2028 transitions.
Applied a total of 0 rules in 10 ms. Remains 184 /184 variables (removed 0) and now considering 2028/2028 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 55879 ms. Remains : 184/186 places, 2028/2028 transitions.
Stuttering acceptance computed with spot in 125 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-07
Stuttering criterion allowed to conclude after 2027 steps with 4 reset in 38 ms.
FORMULA BridgeAndVehicles-PT-V80P50N10-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V80P50N10-LTLFireability-07 finished in 56073 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(G(p0)))&&(p1 U X(X(X((F(p2) U !p3)))))))'
Support contains 7 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 2028/2028 transitions.
Applied a total of 0 rules in 10 ms. Remains 186 /186 variables (removed 0) and now considering 2028/2028 (removed 0) transitions.
Running 2025 sub problems to find dead transitions.
[2024-06-01 06:27:52] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:27:52] [INFO ] Invariant cache hit.
[2024-06-01 06:27:52] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/186 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
[2024-06-01 06:28:17] [INFO ] Deduced a trap composed of 5 places in 218 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 186/555 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 20036 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/186 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2025/2025 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2025 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/186 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/186 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2025 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 186/555 variables, and 6 constraints, problems are : Problem set: 0 solved, 2025 unsolved in 20033 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/186 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2025 constraints, Known Traps: 1/1 constraints]
After SMT, in 54105ms problems are : Problem set: 0 solved, 2025 unsolved
Search for dead transitions found 0 dead transitions in 54128ms
[2024-06-01 06:28:47] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:28:47] [INFO ] Invariant cache hit.
[2024-06-01 06:28:47] [INFO ] Implicit Places using invariants in 362 ms returned []
[2024-06-01 06:28:47] [INFO ] Flow matrix only has 369 transitions (discarded 1659 similar events)
[2024-06-01 06:28:47] [INFO ] Invariant cache hit.
[2024-06-01 06:28:47] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:28:48] [INFO ] Implicit Places using invariants and state equation in 1219 ms returned [82, 168]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1587 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 184/186 places, 2028/2028 transitions.
Applied a total of 0 rules in 11 ms. Remains 184 /184 variables (removed 0) and now considering 2028/2028 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 55741 ms. Remains : 184/186 places, 2028/2028 transitions.
Stuttering acceptance computed with spot in 703 ms :[(NOT p0), (OR (NOT p0) (NOT p2) p3), (OR (NOT p0) (NOT p2)), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), true, (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3)]
Running random walk in product with property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-08
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V80P50N10-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V80P50N10-LTLFireability-08 finished in 56475 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 4 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 2028/2028 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2027
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2027
Applied a total of 2 rules in 21 ms. Remains 185 /186 variables (removed 1) and now considering 2027/2028 (removed 1) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:28:49] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
// Phase 1: matrix 368 rows 185 cols
[2024-06-01 06:28:49] [INFO ] Computed 5 invariants in 3 ms
[2024-06-01 06:28:49] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:29:12] [INFO ] Deduced a trap composed of 5 places in 212 ms of which 1 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 1.0)
(s2 0.0)
(s3 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20041 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/185 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20028 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 53387ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 53411ms
[2024-06-01 06:29:42] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:29:42] [INFO ] Invariant cache hit.
[2024-06-01 06:29:43] [INFO ] Implicit Places using invariants in 349 ms returned []
[2024-06-01 06:29:43] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:29:43] [INFO ] Invariant cache hit.
[2024-06-01 06:29:43] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:29:44] [INFO ] Implicit Places using invariants and state equation in 1215 ms returned [168]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1570 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 184/186 places, 2027/2028 transitions.
Applied a total of 0 rules in 14 ms. Remains 184 /184 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 55022 ms. Remains : 184/186 places, 2027/2028 transitions.
Stuttering acceptance computed with spot in 102 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-09
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V80P50N10-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V80P50N10-LTLFireability-09 finished in 55145 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(X(X(G((p0 U !((X(p1) U p0) U p2)))))))'
Support contains 5 out of 186 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 186/186 places, 2028/2028 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 185 transition count 2027
Applied a total of 2 rules in 218 ms. Remains 185 /186 variables (removed 1) and now considering 2027/2028 (removed 1) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:29:44] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
// Phase 1: matrix 368 rows 185 cols
[2024-06-01 06:29:44] [INFO ] Computed 5 invariants in 5 ms
[2024-06-01 06:29:44] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:30:13] [INFO ] Deduced a trap composed of 5 places in 287 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20040 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/185 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20045 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 57092ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 57122ms
[2024-06-01 06:30:41] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:30:41] [INFO ] Invariant cache hit.
[2024-06-01 06:30:42] [INFO ] Implicit Places using invariants in 366 ms returned []
[2024-06-01 06:30:42] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:30:42] [INFO ] Invariant cache hit.
[2024-06-01 06:30:42] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:30:43] [INFO ] Implicit Places using invariants and state equation in 1406 ms returned [82, 167]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1777 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 183/186 places, 2027/2028 transitions.
Applied a total of 0 rules in 239 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 59365 ms. Remains : 183/186 places, 2027/2028 transitions.
Stuttering acceptance computed with spot in 222 ms :[p2, (AND p0 p2 p1), p2, (AND p0 p2 p1), (AND p0 p2)]
Running random walk in product with property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-10
Product exploration explored 100000 steps with 33196 reset in 812 ms.
Product exploration explored 100000 steps with 33299 reset in 776 ms.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Detected a total of 166/183 stabilizing places and 323/2027 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND p0 p2 p1))), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 p2))), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (OR p0 (NOT p2))), (X (NOT (AND (NOT p0) p2 p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p2 p1)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (OR p0 (NOT p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 28 factoid took 284 ms. Reduced automaton from 5 states, 23 edges and 3 AP (stutter insensitive) to 6 states, 24 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 239 ms :[p2, (AND p0 p2 p1), p2, (AND p0 p2 p1), (AND p0 p2), false]
Reduction of identical properties reduced properties to check from 14 to 13
RANDOM walk for 33157 steps (53 resets) in 340 ms. (97 steps per ms) remains 0/13 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND p0 p2 p1))), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 p2))), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (OR p0 (NOT p2))), (X (NOT (AND (NOT p0) p2 p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p2 p1)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (OR p0 (NOT p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p2)))), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR p0 (NOT p2)))), (F (NOT (OR p0 (NOT p2) (NOT p1)))), (F p1), (F (NOT (AND (NOT p0) (NOT p2)))), (F p0), (F (NOT (OR (NOT p0) (NOT p2) (NOT p1)))), (F p2), (F (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR p0 (NOT p2))))]
Knowledge based reduction with 28 factoid took 1492 ms. Reduced automaton from 6 states, 24 edges and 3 AP (stutter insensitive) to 6 states, 24 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 260 ms :[p2, (AND p0 p2 p1), p2, (AND p0 p2 p1), (AND p0 p2), false]
Stuttering acceptance computed with spot in 302 ms :[p2, (AND p0 p2 p1), p2, (AND p0 p2 p1), (AND p0 p2), false]
Support contains 5 out of 183 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Applied a total of 0 rules in 183 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:30:48] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
// Phase 1: matrix 368 rows 183 cols
[2024-06-01 06:30:48] [INFO ] Computed 5 invariants in 5 ms
[2024-06-01 06:30:48] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:31:13] [INFO ] Deduced a trap composed of 5 places in 216 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20031 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20037 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 54466ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 54491ms
[2024-06-01 06:31:43] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:31:43] [INFO ] Invariant cache hit.
[2024-06-01 06:31:43] [INFO ] Implicit Places using invariants in 375 ms returned []
[2024-06-01 06:31:43] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:31:43] [INFO ] Invariant cache hit.
[2024-06-01 06:31:43] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:31:44] [INFO ] Implicit Places using invariants and state equation in 1066 ms returned []
Implicit Place search using SMT with State Equation took 1444 ms to find 0 implicit places.
[2024-06-01 06:31:44] [INFO ] Redundant transitions in 55 ms returned []
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:31:44] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:31:44] [INFO ] Invariant cache hit.
[2024-06-01 06:31:44] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:32:07] [INFO ] Deduced a trap composed of 5 places in 279 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30079 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 74023ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 74046ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 130244 ms. Remains : 183/183 places, 2027/2027 transitions.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Detected a total of 166/183 stabilizing places and 323/2027 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND p0 (NOT p2) p1))), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT (AND (NOT p0) p2 p1))), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND p0 p2 p1))), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 p2))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND p0 (NOT p2)))), (X (OR p0 (NOT p2))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p2 p1)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (OR p0 (NOT p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 30 factoid took 381 ms. Reduced automaton from 6 states, 24 edges and 3 AP (stutter insensitive) to 6 states, 24 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 294 ms :[p2, (AND p0 p2 p1), p2, (AND p0 p2 p1), (AND p0 p2), false]
Reduction of identical properties reduced properties to check from 14 to 13
RANDOM walk for 21305 steps (34 resets) in 304 ms. (69 steps per ms) remains 0/13 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND p0 (NOT p2) p1))), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT (AND (NOT p0) p2 p1))), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND p0 p2 p1))), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 p2))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND p0 (NOT p2)))), (X (OR p0 (NOT p2))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p2 p1)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (OR p0 (NOT p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p2)))), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR p0 (NOT p2)))), (F (NOT (OR p0 (NOT p2) (NOT p1)))), (F p1), (F (NOT (AND (NOT p0) (NOT p2)))), (F p0), (F (NOT (OR (NOT p0) (NOT p2) (NOT p1)))), (F p2), (F (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR p0 (NOT p2))))]
Knowledge based reduction with 30 factoid took 1366 ms. Reduced automaton from 6 states, 24 edges and 3 AP (stutter insensitive) to 6 states, 24 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 240 ms :[p2, (AND p0 p2 p1), p2, (AND p0 p2 p1), (AND p0 p2), false]
Stuttering acceptance computed with spot in 213 ms :[p2, (AND p0 p2 p1), p2, (AND p0 p2 p1), (AND p0 p2), false]
Stuttering acceptance computed with spot in 246 ms :[p2, (AND p0 p2 p1), p2, (AND p0 p2 p1), (AND p0 p2), false]
Product exploration explored 100000 steps with 33450 reset in 872 ms.
Product exploration explored 100000 steps with 33343 reset in 882 ms.
Support contains 5 out of 183 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Applied a total of 0 rules in 137 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:33:03] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:33:03] [INFO ] Invariant cache hit.
[2024-06-01 06:33:03] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:33:27] [INFO ] Deduced a trap composed of 5 places in 266 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20031 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20039 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 53807ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 53828ms
[2024-06-01 06:33:57] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:33:57] [INFO ] Invariant cache hit.
[2024-06-01 06:33:57] [INFO ] Implicit Places using invariants in 386 ms returned []
[2024-06-01 06:33:57] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:33:57] [INFO ] Invariant cache hit.
[2024-06-01 06:33:58] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:33:58] [INFO ] Implicit Places using invariants and state equation in 1081 ms returned []
Implicit Place search using SMT with State Equation took 1469 ms to find 0 implicit places.
[2024-06-01 06:33:58] [INFO ] Redundant transitions in 49 ms returned []
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:33:59] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:33:59] [INFO ] Invariant cache hit.
[2024-06-01 06:33:59] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:34:21] [INFO ] Deduced a trap composed of 5 places in 282 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 73131ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 73153ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 128657 ms. Remains : 183/183 places, 2027/2027 transitions.
Treatment of property BridgeAndVehicles-PT-V80P50N10-LTLFireability-10 finished in 327808 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(p0))||G(((X(p3)||p2)&&p1))))'
Support contains 7 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 2028/2028 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2027
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2027
Applied a total of 2 rules in 17 ms. Remains 185 /186 variables (removed 1) and now considering 2027/2028 (removed 1) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:35:12] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
// Phase 1: matrix 368 rows 185 cols
[2024-06-01 06:35:12] [INFO ] Computed 5 invariants in 3 ms
[2024-06-01 06:35:12] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:35:36] [INFO ] Deduced a trap composed of 5 places in 195 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20053 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/185 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20063 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 54279ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 54300ms
[2024-06-01 06:36:06] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:36:06] [INFO ] Invariant cache hit.
[2024-06-01 06:36:07] [INFO ] Implicit Places using invariants in 304 ms returned []
[2024-06-01 06:36:07] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:36:07] [INFO ] Invariant cache hit.
[2024-06-01 06:36:07] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:36:08] [INFO ] Implicit Places using invariants and state equation in 1230 ms returned [82]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1538 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 184/186 places, 2027/2028 transitions.
Applied a total of 0 rules in 14 ms. Remains 184 /184 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 55875 ms. Remains : 184/186 places, 2027/2028 transitions.
Stuttering acceptance computed with spot in 134 ms :[(OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), (NOT p0), (NOT p0), (AND (NOT p0) p1 (NOT p3))]
Running random walk in product with property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-11
Product exploration explored 100000 steps with 294 reset in 712 ms.
Product exploration explored 100000 steps with 307 reset in 603 ms.
Computed a total of 167 stabilizing places and 323 stable transitions
Computed a total of 167 stabilizing places and 323 stable transitions
Detected a total of 167/184 stabilizing places and 323/2027 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/4 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2 (NOT p3)), (X (AND (NOT p0) (NOT p1))), (X p2), (X (NOT p3)), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 (NOT p3)))), (X (NOT (AND (NOT p0) p1 (NOT p3)))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X p2)), (X (X (NOT p3))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p3))))), (X (X (NOT (AND (NOT p0) p1 (NOT p3))))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 18 factoid took 118 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 54 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 1918 steps (0 resets) in 23 ms. (79 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2 (NOT p3)), (X (AND (NOT p0) (NOT p1))), (X p2), (X (NOT p3)), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 (NOT p3)))), (X (NOT (AND (NOT p0) p1 (NOT p3)))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X p2)), (X (X (NOT p3))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p3))))), (X (X (NOT (AND (NOT p0) p1 (NOT p3))))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 18 factoid took 125 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 57 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 59 ms :[(NOT p0), (NOT p0)]
[2024-06-01 06:36:10] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
// Phase 1: matrix 368 rows 184 cols
[2024-06-01 06:36:10] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 06:36:10] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2024-06-01 06:36:11] [INFO ] [Real]Absence check using state equation in 731 ms returned sat
[2024-06-01 06:36:11] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:36:12] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2024-06-01 06:36:12] [INFO ] [Nat]Absence check using state equation in 158 ms returned sat
[2024-06-01 06:36:12] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:36:12] [INFO ] [Nat]Added 21 Read/Feed constraints in 308 ms returned sat
[2024-06-01 06:36:12] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 195 transitions) in 45 ms.
[2024-06-01 06:36:12] [INFO ] Added : 41 causal constraints over 9 iterations in 248 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 4 out of 184 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 184/184 places, 2027/2027 transitions.
Applied a total of 0 rules in 137 ms. Remains 184 /184 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:36:12] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:36:12] [INFO ] Invariant cache hit.
[2024-06-01 06:36:12] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:36:35] [INFO ] Deduced a trap composed of 5 places in 216 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 184/552 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20091 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/184 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 184/552 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20042 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 53489ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 53512ms
[2024-06-01 06:37:06] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:37:06] [INFO ] Invariant cache hit.
[2024-06-01 06:37:06] [INFO ] Implicit Places using invariants in 316 ms returned []
[2024-06-01 06:37:06] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:37:06] [INFO ] Invariant cache hit.
[2024-06-01 06:37:06] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:37:07] [INFO ] Implicit Places using invariants and state equation in 892 ms returned []
Implicit Place search using SMT with State Equation took 1209 ms to find 0 implicit places.
[2024-06-01 06:37:07] [INFO ] Redundant transitions in 49 ms returned []
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:37:07] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:37:07] [INFO ] Invariant cache hit.
[2024-06-01 06:37:07] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:37:31] [INFO ] Deduced a trap composed of 5 places in 214 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 184/552 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/184 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 184/552 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 74493ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 74514ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 129437 ms. Remains : 184/184 places, 2027/2027 transitions.
Computed a total of 167 stabilizing places and 323 stable transitions
Computed a total of 167 stabilizing places and 323 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 66 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 54 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 1199 steps (0 resets) in 11 ms. (99 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 73 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 51 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 52 ms :[(NOT p0), (NOT p0)]
[2024-06-01 06:38:22] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:38:22] [INFO ] Invariant cache hit.
[2024-06-01 06:38:22] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2024-06-01 06:38:23] [INFO ] [Real]Absence check using state equation in 763 ms returned sat
[2024-06-01 06:38:23] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:38:24] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-06-01 06:38:24] [INFO ] [Nat]Absence check using state equation in 171 ms returned sat
[2024-06-01 06:38:24] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:38:24] [INFO ] [Nat]Added 21 Read/Feed constraints in 332 ms returned sat
[2024-06-01 06:38:24] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 195 transitions) in 55 ms.
[2024-06-01 06:38:25] [INFO ] Added : 41 causal constraints over 9 iterations in 318 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 294 reset in 567 ms.
Product exploration explored 100000 steps with 301 reset in 586 ms.
Support contains 4 out of 184 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 184/184 places, 2027/2027 transitions.
Applied a total of 0 rules in 140 ms. Remains 184 /184 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:38:26] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:38:26] [INFO ] Invariant cache hit.
[2024-06-01 06:38:26] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:38:50] [INFO ] Deduced a trap composed of 5 places in 213 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 184/552 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/184 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 184/552 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20033 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 54756ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 54775ms
[2024-06-01 06:39:21] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:39:21] [INFO ] Invariant cache hit.
[2024-06-01 06:39:21] [INFO ] Implicit Places using invariants in 290 ms returned []
[2024-06-01 06:39:21] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:39:21] [INFO ] Invariant cache hit.
[2024-06-01 06:39:21] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:39:24] [INFO ] Implicit Places using invariants and state equation in 2630 ms returned []
Implicit Place search using SMT with State Equation took 2924 ms to find 0 implicit places.
[2024-06-01 06:39:24] [INFO ] Redundant transitions in 38 ms returned []
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:39:24] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:39:24] [INFO ] Invariant cache hit.
[2024-06-01 06:39:24] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:39:48] [INFO ] Deduced a trap composed of 5 places in 259 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 184/552 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30051 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/184 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 184/552 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 73447ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 73466ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 131360 ms. Remains : 184/184 places, 2027/2027 transitions.
Treatment of property BridgeAndVehicles-PT-V80P50N10-LTLFireability-11 finished in 325408 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p1)&&p0)))'
Support contains 6 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 2028/2028 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2027
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2027
Applied a total of 2 rules in 35 ms. Remains 185 /186 variables (removed 1) and now considering 2027/2028 (removed 1) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:40:37] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
// Phase 1: matrix 368 rows 185 cols
[2024-06-01 06:40:37] [INFO ] Computed 5 invariants in 2 ms
[2024-06-01 06:40:37] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:41:01] [INFO ] Deduced a trap composed of 5 places in 218 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/185 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 54722ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 54749ms
[2024-06-01 06:41:32] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:41:32] [INFO ] Invariant cache hit.
[2024-06-01 06:41:32] [INFO ] Implicit Places using invariants in 279 ms returned []
[2024-06-01 06:41:32] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:41:32] [INFO ] Invariant cache hit.
[2024-06-01 06:41:32] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:41:34] [INFO ] Implicit Places using invariants and state equation in 1263 ms returned [82, 168]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1546 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 183/186 places, 2027/2028 transitions.
Applied a total of 0 rules in 9 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 56348 ms. Remains : 183/186 places, 2027/2028 transitions.
Stuttering acceptance computed with spot in 93 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V80P50N10-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V80P50N10-LTLFireability-13 finished in 56470 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Support contains 4 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 2028/2028 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2027
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2027
Applied a total of 2 rules in 21 ms. Remains 185 /186 variables (removed 1) and now considering 2027/2028 (removed 1) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:41:34] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:41:34] [INFO ] Invariant cache hit.
[2024-06-01 06:41:34] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:41:59] [INFO ] Deduced a trap composed of 5 places in 288 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20044 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/185 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20042 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 54415ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 54434ms
[2024-06-01 06:42:28] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:42:28] [INFO ] Invariant cache hit.
[2024-06-01 06:42:29] [INFO ] Implicit Places using invariants in 318 ms returned []
[2024-06-01 06:42:29] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:42:29] [INFO ] Invariant cache hit.
[2024-06-01 06:42:29] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:42:30] [INFO ] Implicit Places using invariants and state equation in 1462 ms returned [82]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1786 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 184/186 places, 2027/2028 transitions.
Applied a total of 0 rules in 13 ms. Remains 184 /184 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 56265 ms. Remains : 184/186 places, 2027/2028 transitions.
Stuttering acceptance computed with spot in 167 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-15
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V80P50N10-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V80P50N10-LTLFireability-15 finished in 56451 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(F((X((!p1 U (!p2||G(!p1))))&&p0)))||(p3&&X(p2))))))'
Found a Shortening insensitive property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-03
Stuttering acceptance computed with spot in 231 ms :[(OR (AND p1 p2 (NOT p3)) (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (AND p1 p2 (NOT p3)) (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (AND p1 p2 (NOT p3)), (AND (NOT p0) (NOT p2))]
Support contains 98 out of 186 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 186/186 places, 2028/2028 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2027
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2027
Applied a total of 2 rules in 53 ms. Remains 185 /186 variables (removed 1) and now considering 2027/2028 (removed 1) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:42:31] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:42:31] [INFO ] Invariant cache hit.
[2024-06-01 06:42:31] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:42:57] [INFO ] Deduced a trap composed of 5 places in 263 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20028 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/185 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20033 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 54924ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 54948ms
[2024-06-01 06:43:26] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:43:26] [INFO ] Invariant cache hit.
[2024-06-01 06:43:26] [INFO ] Implicit Places using invariants in 143 ms returned []
[2024-06-01 06:43:26] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:43:26] [INFO ] Invariant cache hit.
[2024-06-01 06:43:26] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:43:27] [INFO ] Implicit Places using invariants and state equation in 1053 ms returned [82, 168]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1201 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 183/186 places, 2027/2028 transitions.
Applied a total of 0 rules in 22 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 56231 ms. Remains : 183/186 places, 2027/2028 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-03
Product exploration explored 100000 steps with 32288 reset in 9460 ms.
Product exploration explored 100000 steps with 32397 reset in 9143 ms.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Knowledge obtained : [(AND (NOT p3) p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT p3)), (X (NOT (AND p3 (NOT p0) p2 p1))), (X (NOT (AND p3 (NOT p0)))), (X (NOT (AND (NOT p3) (NOT p0)))), (X (NOT (AND p3 (NOT p0) (NOT p2)))), (X (AND (NOT p3) p0 (NOT p2))), (X (NOT (AND (NOT p3) (NOT p0) p2 p1))), (X (NOT (AND (NOT p3) (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p3) p0 p2 p1))), (X (AND (NOT p3) p0)), (X (NOT (AND (NOT p3) p2 (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT (AND p3 (NOT p0) p2 p1)))), (X (X (NOT (AND p3 (NOT p0))))), (X (X (NOT (AND p3 (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p3) (NOT p0) p2 p1)))), (X (X (NOT (AND (NOT p3) p0 p2 p1)))), (X (X (NOT (AND (NOT p3) p2 (NOT p1)))))]
False Knowledge obtained : [(X (X (AND (NOT p3) (NOT p0)))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X (AND (NOT p3) p0 (NOT p2)))), (X (X (NOT (AND (NOT p3) p0 (NOT p2))))), (X (X (AND (NOT p3) (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p3) (NOT p0) (NOT p2))))), (X (X (AND (NOT p3) p0))), (X (X (NOT (AND (NOT p3) p0)))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 23 factoid took 484 ms. Reduced automaton from 4 states, 14 edges and 4 AP (stutter sensitive) to 4 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 142 ms :[(OR (AND p1 p2 (NOT p3)) (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (AND p1 p2 (NOT p3)) (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (AND p1 p2 (NOT p3)), (AND (NOT p0) (NOT p2))]
Reduction of identical properties reduced properties to check from 14 to 13
RANDOM walk for 40004 steps (56 resets) in 13283 ms. (3 steps per ms) remains 5/13 properties
BEST_FIRST walk for 40001 steps (24 resets) in 10845 ms. (3 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (27 resets) in 11514 ms. (3 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (24 resets) in 10091 ms. (3 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (24 resets) in 15756 ms. (2 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (24 resets) in 8485 ms. (4 steps per ms) remains 5/5 properties
[2024-06-01 06:44:05] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
// Phase 1: matrix 368 rows 183 cols
[2024-06-01 06:44:05] [INFO ] Computed 5 invariants in 5 ms
[2024-06-01 06:44:05] [INFO ] State equation strengthened by 21 read => feed constraints.
Problem apf10 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/98 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Problem apf5 is UNSAT
Problem apf6 is UNSAT
Problem apf9 is UNSAT
Problem apf12 is UNSAT
After SMT solving in domain Real declared 181/551 variables, and 5 constraints, problems are : Problem set: 5 solved, 0 unsolved in 419 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 5330ms problems are : Problem set: 5 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 5 invariant AP formulas.
Knowledge obtained : [(AND (NOT p3) p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT p3)), (X (NOT (AND p3 (NOT p0) p2 p1))), (X (NOT (AND p3 (NOT p0)))), (X (NOT (AND (NOT p3) (NOT p0)))), (X (NOT (AND p3 (NOT p0) (NOT p2)))), (X (AND (NOT p3) p0 (NOT p2))), (X (NOT (AND (NOT p3) (NOT p0) p2 p1))), (X (NOT (AND (NOT p3) (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p3) p0 p2 p1))), (X (AND (NOT p3) p0)), (X (NOT (AND (NOT p3) p2 (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT (AND p3 (NOT p0) p2 p1)))), (X (X (NOT (AND p3 (NOT p0))))), (X (X (NOT (AND p3 (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p3) (NOT p0) p2 p1)))), (X (X (NOT (AND (NOT p3) p0 p2 p1)))), (X (X (NOT (AND (NOT p3) p2 (NOT p1))))), (G (OR p0 (NOT p1) (NOT p2) p3)), (G (OR p0 (NOT p1) (NOT p2) (NOT p3))), (G (OR p0 p2 (NOT p3))), (G (OR p0 (NOT p3))), (G (OR (NOT p0) (NOT p1) (NOT p2) p3))]
False Knowledge obtained : [(X (X (AND (NOT p3) (NOT p0)))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X (AND (NOT p3) p0 (NOT p2)))), (X (X (NOT (AND (NOT p3) p0 (NOT p2))))), (X (X (AND (NOT p3) (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p3) (NOT p0) (NOT p2))))), (X (X (AND (NOT p3) p0))), (X (X (NOT (AND (NOT p3) p0)))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT (AND p0 (NOT p3)))), (F (NOT (OR p0 p2 p3))), (F (NOT (AND p0 (NOT p2) (NOT p3)))), (F (NOT (OR p1 (NOT p2) p3))), (F p1), (F p2), (F (NOT (OR p0 p3))), (F p3), (F (NOT p0))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 28 factoid took 969 ms. Reduced automaton from 4 states, 14 edges and 4 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
Support contains 93 out of 183 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Applied a total of 0 rules in 305 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:44:12] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:44:12] [INFO ] Invariant cache hit.
[2024-06-01 06:44:12] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:44:35] [INFO ] Deduced a trap composed of 5 places in 268 ms of which 1 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 53824ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 53845ms
[2024-06-01 06:45:06] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:45:06] [INFO ] Invariant cache hit.
[2024-06-01 06:45:06] [INFO ] Implicit Places using invariants in 169 ms returned []
[2024-06-01 06:45:06] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:45:06] [INFO ] Invariant cache hit.
[2024-06-01 06:45:06] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:45:07] [INFO ] Implicit Places using invariants and state equation in 675 ms returned []
Implicit Place search using SMT with State Equation took 847 ms to find 0 implicit places.
[2024-06-01 06:45:07] [INFO ] Redundant transitions in 83 ms returned []
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:45:07] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:45:07] [INFO ] Invariant cache hit.
[2024-06-01 06:45:07] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:45:29] [INFO ] Deduced a trap composed of 5 places in 188 ms of which 0 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 73262ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 73286ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 128382 ms. Remains : 183/183 places, 2027/2027 transitions.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 152 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 1466 steps (2 resets) in 103 ms. (14 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 205 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 108 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 220 reset in 3510 ms.
Product exploration explored 100000 steps with 219 reset in 3232 ms.
Support contains 93 out of 183 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 181 transition count 2026
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 179 transition count 2024
Applied a total of 7 rules in 176 ms. Remains 179 /183 variables (removed 4) and now considering 2024/2027 (removed 3) transitions.
[2024-06-01 06:46:28] [INFO ] Flow matrix only has 365 transitions (discarded 1659 similar events)
// Phase 1: matrix 365 rows 179 cols
[2024-06-01 06:46:28] [INFO ] Computed 4 invariants in 3 ms
[2024-06-01 06:46:28] [INFO ] Implicit Places using invariants in 198 ms returned []
[2024-06-01 06:46:28] [INFO ] Flow matrix only has 365 transitions (discarded 1659 similar events)
[2024-06-01 06:46:28] [INFO ] Invariant cache hit.
[2024-06-01 06:46:28] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:46:29] [INFO ] Implicit Places using invariants and state equation in 453 ms returned []
Implicit Place search using SMT with State Equation took 655 ms to find 0 implicit places.
[2024-06-01 06:46:29] [INFO ] Redundant transitions in 73 ms returned []
Running 2021 sub problems to find dead transitions.
[2024-06-01 06:46:29] [INFO ] Flow matrix only has 365 transitions (discarded 1659 similar events)
[2024-06-01 06:46:29] [INFO ] Invariant cache hit.
[2024-06-01 06:46:29] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/179 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2021 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 179/544 variables, and 4 constraints, problems are : Problem set: 0 solved, 2021 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/179 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2021/2021 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2021 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/179 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2021 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 179/544 variables, and 4 constraints, problems are : Problem set: 0 solved, 2021 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/179 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2021 constraints, Known Traps: 0/0 constraints]
After SMT, in 72940ms problems are : Problem set: 0 solved, 2021 unsolved
Search for dead transitions found 0 dead transitions in 72964ms
Starting structural reductions in SI_LTL mode, iteration 1 : 179/183 places, 2024/2027 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 73876 ms. Remains : 179/183 places, 2024/2027 transitions.
Treatment of property BridgeAndVehicles-PT-V80P50N10-LTLFireability-03 finished in 311812 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&X(F(p1))))))'
Found a Shortening insensitive property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-04
Stuttering acceptance computed with spot in 107 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Support contains 83 out of 186 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 186/186 places, 2028/2028 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 185 transition count 2027
Applied a total of 2 rules in 30 ms. Remains 185 /186 variables (removed 1) and now considering 2027/2028 (removed 1) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:47:42] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
// Phase 1: matrix 368 rows 185 cols
[2024-06-01 06:47:42] [INFO ] Computed 5 invariants in 2 ms
[2024-06-01 06:47:42] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:48:05] [INFO ] Deduced a trap composed of 5 places in 265 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20045 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/185 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1)
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(s37 0)
(s38 0)
(s39 0)
(s40 0)
(s41 0)
(s42 0)
(s43 0)
(s44 0)
(s45 0)
(s46 0)
(s47 0)
(s48 0)
(s49 0)
(s50 0)
(s51 0)
(s52 0)
(s53 0)
(s54 0)
(s55 0)
(s56 0)
(s57 0)
(s58 0)
(s59 0)
(s60 0)
(s61 0)
(s62 0)
(s63 0)
(s64 0)
(s65 0)
(s66 0)
(s67 0)
(s68 0)
(s69 0)
(s70 0)
(s71 0)
(s72 0)
(s73 0)
(s74 0)
(s75 0)
(s76 0)
(s77 0)
(s78 0)
(s79 0)
(s80 0)
(s81 0)
(s82 1)
(s83 0)
(s84 50)
(s85 1)
(s86 0)
(s87 0)
(s88 0)
(s89 0)
(s90 0)
(s91 0)
(s92 0)
(s93 0)
(s94 0)
(s95 0)
(s96 0)
(s97 0)
(s98 0)
(s99 0)
(s100 0)
(s101 0)timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20034 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 53931ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 53949ms
[2024-06-01 06:48:36] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:48:36] [INFO ] Invariant cache hit.
[2024-06-01 06:48:36] [INFO ] Implicit Places using invariants in 235 ms returned []
[2024-06-01 06:48:36] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:48:36] [INFO ] Invariant cache hit.
[2024-06-01 06:48:37] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:48:37] [INFO ] Implicit Places using invariants and state equation in 908 ms returned [82, 168]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1147 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 183/186 places, 2027/2028 transitions.
Applied a total of 0 rules in 21 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 55150 ms. Remains : 183/186 places, 2027/2028 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-04
Product exploration explored 100000 steps with 4940 reset in 598 ms.
Product exploration explored 100000 steps with 4920 reset in 519 ms.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Detected a total of 166/183 stabilizing places and 323/2027 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT p0)), (X (X p1)), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 166 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 93 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
RANDOM walk for 1009 steps (0 resets) in 14 ms. (67 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT p0)), (X (X p1)), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p1)), (F p0)]
Knowledge based reduction with 6 factoid took 182 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 91 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 87 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
[2024-06-01 06:48:39] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
// Phase 1: matrix 368 rows 183 cols
[2024-06-01 06:48:39] [INFO ] Computed 5 invariants in 2 ms
[2024-06-01 06:48:40] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2024-06-01 06:48:41] [INFO ] [Real]Absence check using state equation in 1016 ms returned sat
[2024-06-01 06:48:41] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:48:41] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2024-06-01 06:48:42] [INFO ] [Nat]Absence check using state equation in 198 ms returned sat
[2024-06-01 06:48:42] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:48:42] [INFO ] [Nat]Added 21 Read/Feed constraints in 204 ms returned sat
[2024-06-01 06:48:42] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 195 transitions) in 60 ms.
[2024-06-01 06:48:42] [INFO ] Added : 11 causal constraints over 4 iterations in 194 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 83 out of 183 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Applied a total of 0 rules in 12 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:48:42] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:48:42] [INFO ] Invariant cache hit.
[2024-06-01 06:48:42] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:49:05] [INFO ] Deduced a trap composed of 5 places in 222 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20039 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20031 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 54702ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 54722ms
[2024-06-01 06:49:37] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:49:37] [INFO ] Invariant cache hit.
[2024-06-01 06:49:37] [INFO ] Implicit Places using invariants in 246 ms returned []
[2024-06-01 06:49:37] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:49:37] [INFO ] Invariant cache hit.
[2024-06-01 06:49:37] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:49:38] [INFO ] Implicit Places using invariants and state equation in 498 ms returned []
Implicit Place search using SMT with State Equation took 746 ms to find 0 implicit places.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:49:38] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:49:38] [INFO ] Invariant cache hit.
[2024-06-01 06:49:38] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:50:01] [INFO ] Deduced a trap composed of 5 places in 233 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 73510ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 73531ms
Finished structural reductions in LTL mode , in 1 iterations and 129018 ms. Remains : 183/183 places, 2027/2027 transitions.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Detected a total of 166/183 stabilizing places and 323/2027 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT p0)), (X (X p1)), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 112 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 108 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
RANDOM walk for 982 steps (0 resets) in 18 ms. (51 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT p0)), (X (X p1)), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p1)), (F p0)]
Knowledge based reduction with 6 factoid took 284 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 122 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 103 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
[2024-06-01 06:50:52] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:50:52] [INFO ] Invariant cache hit.
[2024-06-01 06:50:53] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2024-06-01 06:50:54] [INFO ] [Real]Absence check using state equation in 946 ms returned sat
[2024-06-01 06:50:54] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:50:54] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-06-01 06:50:54] [INFO ] [Nat]Absence check using state equation in 177 ms returned sat
[2024-06-01 06:50:54] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:50:55] [INFO ] [Nat]Added 21 Read/Feed constraints in 195 ms returned sat
[2024-06-01 06:50:55] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 195 transitions) in 63 ms.
[2024-06-01 06:50:55] [INFO ] Added : 11 causal constraints over 4 iterations in 220 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 97 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 4759 reset in 462 ms.
Product exploration explored 100000 steps with 4911 reset in 486 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 121 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Support contains 83 out of 183 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Applied a total of 0 rules in 186 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:50:56] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:50:56] [INFO ] Invariant cache hit.
[2024-06-01 06:50:56] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:51:20] [INFO ] Deduced a trap composed of 5 places in 242 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20039 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20028 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 53155ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 53176ms
[2024-06-01 06:51:50] [INFO ] Redundant transitions in 36 ms returned []
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:51:50] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:51:50] [INFO ] Invariant cache hit.
[2024-06-01 06:51:50] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:52:12] [INFO ] Deduced a trap composed of 5 places in 258 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 73963ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 73980ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 127394 ms. Remains : 183/183 places, 2027/2027 transitions.
Support contains 83 out of 183 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Applied a total of 0 rules in 9 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:53:04] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:53:04] [INFO ] Invariant cache hit.
[2024-06-01 06:53:04] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:53:25] [INFO ] Deduced a trap composed of 5 places in 221 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20049 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20034 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 53250ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 53267ms
[2024-06-01 06:53:57] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:53:57] [INFO ] Invariant cache hit.
[2024-06-01 06:53:57] [INFO ] Implicit Places using invariants in 314 ms returned []
[2024-06-01 06:53:57] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:53:57] [INFO ] Invariant cache hit.
[2024-06-01 06:53:57] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:53:58] [INFO ] Implicit Places using invariants and state equation in 512 ms returned []
Implicit Place search using SMT with State Equation took 829 ms to find 0 implicit places.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:53:58] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:53:58] [INFO ] Invariant cache hit.
[2024-06-01 06:53:58] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:54:20] [INFO ] Deduced a trap composed of 5 places in 210 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 74241ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 74259ms
Finished structural reductions in LTL mode , in 1 iterations and 128370 ms. Remains : 183/183 places, 2027/2027 transitions.
Treatment of property BridgeAndVehicles-PT-V80P50N10-LTLFireability-04 finished in 450090 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(X(X(G((p0 U !((X(p1) U p0) U p2)))))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(p0))||G(((X(p3)||p2)&&p1))))'
Found a Lengthening insensitive property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-11
Stuttering acceptance computed with spot in 219 ms :[(OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), (NOT p0), (NOT p0), (AND (NOT p0) p1 (NOT p3))]
Support contains 7 out of 186 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 186/186 places, 2028/2028 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2027
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2027
Applied a total of 2 rules in 48 ms. Remains 185 /186 variables (removed 1) and now considering 2027/2028 (removed 1) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:55:13] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
// Phase 1: matrix 368 rows 185 cols
[2024-06-01 06:55:13] [INFO ] Computed 5 invariants in 3 ms
[2024-06-01 06:55:13] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:55:37] [INFO ] Deduced a trap composed of 5 places in 285 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/185 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 185/553 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20042 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 54174ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 54199ms
[2024-06-01 06:56:07] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:56:07] [INFO ] Invariant cache hit.
[2024-06-01 06:56:07] [INFO ] Implicit Places using invariants in 349 ms returned []
[2024-06-01 06:56:07] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:56:07] [INFO ] Invariant cache hit.
[2024-06-01 06:56:07] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:56:08] [INFO ] Implicit Places using invariants and state equation in 1202 ms returned [82]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1553 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 184/186 places, 2027/2028 transitions.
Applied a total of 0 rules in 16 ms. Remains 184 /184 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 55821 ms. Remains : 184/186 places, 2027/2028 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V80P50N10-LTLFireability-11
Product exploration explored 100000 steps with 297 reset in 550 ms.
Product exploration explored 100000 steps with 309 reset in 551 ms.
Computed a total of 167 stabilizing places and 323 stable transitions
Computed a total of 167 stabilizing places and 323 stable transitions
Detected a total of 167/184 stabilizing places and 323/2027 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/4 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2 (NOT p3)), (X (AND (NOT p0) (NOT p1))), (X p2), (X (NOT p3)), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 (NOT p3)))), (X (NOT (AND (NOT p0) p1 (NOT p3)))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X p2)), (X (X (NOT p3))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p3))))), (X (X (NOT (AND (NOT p0) p1 (NOT p3))))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 18 factoid took 114 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 64 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 1566 steps (0 resets) in 16 ms. (92 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2 (NOT p3)), (X (AND (NOT p0) (NOT p1))), (X p2), (X (NOT p3)), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 (NOT p3)))), (X (NOT (AND (NOT p0) p1 (NOT p3)))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X p2)), (X (X (NOT p3))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p3))))), (X (X (NOT (AND (NOT p0) p1 (NOT p3))))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 18 factoid took 117 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 56 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 54 ms :[(NOT p0), (NOT p0)]
[2024-06-01 06:56:10] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
// Phase 1: matrix 368 rows 184 cols
[2024-06-01 06:56:10] [INFO ] Computed 5 invariants in 2 ms
[2024-06-01 06:56:10] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2024-06-01 06:56:11] [INFO ] [Real]Absence check using state equation in 783 ms returned sat
[2024-06-01 06:56:11] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:56:12] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-06-01 06:56:12] [INFO ] [Nat]Absence check using state equation in 181 ms returned sat
[2024-06-01 06:56:12] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:56:12] [INFO ] [Nat]Added 21 Read/Feed constraints in 334 ms returned sat
[2024-06-01 06:56:12] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 195 transitions) in 66 ms.
[2024-06-01 06:56:13] [INFO ] Added : 41 causal constraints over 9 iterations in 342 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 4 out of 184 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 184/184 places, 2027/2027 transitions.
Applied a total of 0 rules in 166 ms. Remains 184 /184 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:56:13] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:56:13] [INFO ] Invariant cache hit.
[2024-06-01 06:56:13] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:56:37] [INFO ] Deduced a trap composed of 5 places in 259 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 184/552 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/184 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 184/552 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20030 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 53819ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 53840ms
[2024-06-01 06:57:07] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:57:07] [INFO ] Invariant cache hit.
[2024-06-01 06:57:07] [INFO ] Implicit Places using invariants in 316 ms returned []
[2024-06-01 06:57:07] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:57:07] [INFO ] Invariant cache hit.
[2024-06-01 06:57:07] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:57:08] [INFO ] Implicit Places using invariants and state equation in 920 ms returned []
Implicit Place search using SMT with State Equation took 1239 ms to find 0 implicit places.
[2024-06-01 06:57:08] [INFO ] Redundant transitions in 50 ms returned []
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:57:08] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:57:08] [INFO ] Invariant cache hit.
[2024-06-01 06:57:08] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:57:33] [INFO ] Deduced a trap composed of 5 places in 303 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 184/552 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/184 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 184/552 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 74687ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 74708ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 130019 ms. Remains : 184/184 places, 2027/2027 transitions.
Computed a total of 167 stabilizing places and 323 stable transitions
Computed a total of 167 stabilizing places and 323 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 63 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 55 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 1198 steps (0 resets) in 11 ms. (99 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 75 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 53 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
[2024-06-01 06:58:23] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:58:23] [INFO ] Invariant cache hit.
[2024-06-01 06:58:23] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2024-06-01 06:58:24] [INFO ] [Real]Absence check using state equation in 834 ms returned sat
[2024-06-01 06:58:24] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:58:25] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-06-01 06:58:25] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2024-06-01 06:58:25] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:58:25] [INFO ] [Nat]Added 21 Read/Feed constraints in 318 ms returned sat
[2024-06-01 06:58:25] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 195 transitions) in 44 ms.
[2024-06-01 06:58:26] [INFO ] Added : 41 causal constraints over 9 iterations in 269 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 54 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 300 reset in 564 ms.
Product exploration explored 100000 steps with 303 reset in 576 ms.
Support contains 4 out of 184 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 184/184 places, 2027/2027 transitions.
Applied a total of 0 rules in 139 ms. Remains 184 /184 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:58:27] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:58:27] [INFO ] Invariant cache hit.
[2024-06-01 06:58:27] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:58:51] [INFO ] Deduced a trap composed of 5 places in 252 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 184/552 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20038 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/184 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 184/552 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 20047 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 53709ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 53726ms
[2024-06-01 06:59:21] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:59:21] [INFO ] Invariant cache hit.
[2024-06-01 06:59:21] [INFO ] Implicit Places using invariants in 290 ms returned []
[2024-06-01 06:59:21] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:59:21] [INFO ] Invariant cache hit.
[2024-06-01 06:59:21] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-06-01 06:59:23] [INFO ] Implicit Places using invariants and state equation in 2503 ms returned []
Implicit Place search using SMT with State Equation took 2795 ms to find 0 implicit places.
[2024-06-01 06:59:23] [INFO ] Redundant transitions in 77 ms returned []
Running 2024 sub problems to find dead transitions.
[2024-06-01 06:59:23] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2024-06-01 06:59:23] [INFO ] Invariant cache hit.
[2024-06-01 06:59:23] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
[2024-06-01 06:59:48] [INFO ] Deduced a trap composed of 5 places in 260 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 184/552 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/2024 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/184 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 184/552 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/184 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 0/2024 constraints, Known Traps: 1/1 constraints]
After SMT, in 74653ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 74676ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 131426 ms. Remains : 184/184 places, 2027/2027 transitions.
Treatment of property BridgeAndVehicles-PT-V80P50N10-LTLFireability-11 finished in 326029 ms.
[2024-06-01 07:00:38] [INFO ] Flatten gal took : 111 ms
[2024-06-01 07:00:39] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLFireability.sr.xml took 34 ms.
[2024-06-01 07:00:39] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 186 places, 2028 transitions and 15308 arcs took 15 ms.
Total runtime 3019662 ms.
There are residual formulas that ITS could not solve within timeout
Could not compute solution for formula : BridgeAndVehicles-PT-V80P50N10-LTLFireability-03
Could not compute solution for formula : BridgeAndVehicles-PT-V80P50N10-LTLFireability-04
Could not compute solution for formula : BridgeAndVehicles-PT-V80P50N10-LTLFireability-10
FORMULA BridgeAndVehicles-PT-V80P50N10-LTLFireability-11 FALSE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN

BK_STOP 1717225378470

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2024
ltl formula name BridgeAndVehicles-PT-V80P50N10-LTLFireability-03
ltl formula formula --ltl=/tmp/2801/ltl_0_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 186 places, 2028 transitions and 15308 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 0.400 real 0.100 user 0.080 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2801/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2801/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2801/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2801/ltl_0_
terminate called after throwing an instance of 'std::runtime_error'
what(): too many children for formula
ltl formula name BridgeAndVehicles-PT-V80P50N10-LTLFireability-04
ltl formula formula --ltl=/tmp/2801/ltl_1_
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 186 places, 2028 transitions and 15308 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 0.400 real 0.080 user 0.070 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2801/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2801/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2801/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2801/ltl_1_
pnml2lts-mc( 2/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
double free or corruption (fasttop)
pnml2lts-mc( 0/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
double free or corruption (fasttop)
ltl formula name BridgeAndVehicles-PT-V80P50N10-LTLFireability-10
ltl formula formula --ltl=/tmp/2801/ltl_2_
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 186 places, 2028 transitions and 15308 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 0.430 real 0.080 user 0.070 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2801/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2801/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2801/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2801/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 8 states
pnml2lts-mc( 0/ 4): There are 188 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 187, there are 2088 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 0/ 4): ~224 levels ~10000 states ~31368 transitions
pnml2lts-mc( 0/ 4): ~224 levels ~20000 states ~61168 transitions
pnml2lts-mc( 0/ 4): ~224 levels ~40000 states ~107212 transitions
pnml2lts-mc( 0/ 4): ~352 levels ~80000 states ~324164 transitions
pnml2lts-mc( 0/ 4): ~672 levels ~160000 states ~913728 transitions
pnml2lts-mc( 0/ 4): ~678 levels ~320000 states ~2306436 transitions
pnml2lts-mc( 0/ 4): ~678 levels ~640000 states ~5052392 transitions
pnml2lts-mc( 0/ 4): ~678 levels ~1280000 states ~10343748 transitions
pnml2lts-mc( 3/ 4): ~674 levels ~2560000 states ~23622512 transitions
pnml2lts-mc( 3/ 4): ~674 levels ~5120000 states ~47163168 transitions
pnml2lts-mc( 3/ 4): Error: tree leafs table full! Change -s/--ratio.
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 5846505
pnml2lts-mc( 0/ 4): unique states count: 5848278
pnml2lts-mc( 0/ 4): unique transitions count: 50109047
pnml2lts-mc( 0/ 4): - self-loop count: 22
pnml2lts-mc( 0/ 4): - claim dead count: 49144921
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 6644825
pnml2lts-mc( 0/ 4): - cum. max stack depth: 2710
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 6644825 states 58055996 transitions, fanout: 8.737
pnml2lts-mc( 0/ 4): Total exploration time 129.680 sec (129.630 sec minimum, 129.652 sec on average)
pnml2lts-mc( 0/ 4): States per second: 51240, Transitions per second: 447687
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 108.6MB, 19.5 B/state, compr.: 2.6%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 17.0%/99.0%
pnml2lts-mc( 0/ 4): Stored 2085 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 108.6MB (~256.0MB paged-in)
ltl formula name BridgeAndVehicles-PT-V80P50N10-LTLFireability-11
ltl formula formula --ltl=/tmp/2801/ltl_3_
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 186 places, 2028 transitions and 15308 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 0.270 real 0.060 user 0.100 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2801/ltl_3_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2801/ltl_3_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2801/ltl_3_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2801/ltl_3_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 189 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 187, there are 2059 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 2/ 4):
pnml2lts-mc( 2/ 4): Accepting cycle FOUND at depth ~675!
pnml2lts-mc( 2/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 0
pnml2lts-mc( 0/ 4): unique states count: 2146
pnml2lts-mc( 0/ 4): unique transitions count: 17560
pnml2lts-mc( 0/ 4): - self-loop count: 4
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 2150
pnml2lts-mc( 0/ 4): - cum. max stack depth: 2150
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 2150 states 17612 transitions, fanout: 8.192
pnml2lts-mc( 0/ 4): Total exploration time 0.100 sec (0.100 sec minimum, 0.100 sec on average)
pnml2lts-mc( 0/ 4): States per second: 21500, Transitions per second: 176120
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.4MB, 35.0 B/state, compr.: 4.7%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 2085 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.4MB (~256.0MB paged-in)

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="BridgeAndVehicles-PT-V80P50N10"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool ltsminxred"
echo " Input is BridgeAndVehicles-PT-V80P50N10, 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 r472-tajo-171620399200300"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V80P50N10.tgz
mv BridgeAndVehicles-PT-V80P50N10 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 ;