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-171620399000204.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)
........................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is BridgeAndVehicles-PT-V20P20N10, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r472-tajo-171620399000204
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 15K Apr 13 01:39 CTLCardinality.txt
-rw-r--r-- 1 mcc users 100K Apr 13 01:39 CTLCardinality.xml
-rw-r--r-- 1 mcc users 52K Apr 13 01:37 CTLFireability.txt
-rw-r--r-- 1 mcc users 220K Apr 13 01:37 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 6.4K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 35K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 26K Apr 22 14:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 86K Apr 22 14:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 25K Apr 13 01:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 181K Apr 13 01:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 156K Apr 13 01:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 648K Apr 13 01:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.1K Apr 22 14:29 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 434K 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-V20P20N10-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717220078100

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-V20P20N10
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 05:34:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 05:34:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 05:34:39] [INFO ] Load time of PNML (sax parser for PT used): 86 ms
[2024-06-01 05:34:39] [INFO ] Transformed 68 places.
[2024-06-01 05:34:39] [INFO ] Transformed 548 transitions.
[2024-06-01 05:34:39] [INFO ] Parsed PT model containing 68 places and 548 transitions and 4070 arcs in 189 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 17 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 65 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 66 transition count 548
Applied a total of 2 rules in 25 ms. Remains 66 /68 variables (removed 2) and now considering 548/548 (removed 0) transitions.
Running 545 sub problems to find dead transitions.
[2024-06-01 05:34:40] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 66 cols
[2024-06-01 05:34:40] [INFO ] Computed 5 invariants in 10 ms
[2024-06-01 05:34:40] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 545 unsolved
[2024-06-01 05:34:42] [INFO ] Deduced a trap composed of 5 places in 90 ms of which 8 ms to minimize.
[2024-06-01 05:34:43] [INFO ] Deduced a trap composed of 15 places in 47 ms of which 1 ms to minimize.
Problem TDEAD308 is UNSAT
Problem TDEAD309 is UNSAT
Problem TDEAD310 is UNSAT
Problem TDEAD311 is UNSAT
Problem TDEAD312 is UNSAT
Problem TDEAD313 is UNSAT
Problem TDEAD314 is UNSAT
Problem TDEAD315 is UNSAT
Problem TDEAD316 is UNSAT
Problem TDEAD317 is UNSAT
Problem TDEAD318 is UNSAT
Problem TDEAD319 is UNSAT
Problem TDEAD320 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD322 is UNSAT
Problem TDEAD323 is UNSAT
Problem TDEAD324 is UNSAT
Problem TDEAD325 is UNSAT
Problem TDEAD326 is UNSAT
Problem TDEAD327 is UNSAT
[2024-06-01 05:34:44] [INFO ] Deduced a trap composed of 14 places in 56 ms of which 2 ms to minimize.
Problem TDEAD88 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD121 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD143 is UNSAT
Problem TDEAD154 is UNSAT
Problem TDEAD165 is UNSAT
Problem TDEAD176 is UNSAT
Problem TDEAD187 is UNSAT
Problem TDEAD198 is UNSAT
Problem TDEAD209 is UNSAT
Problem TDEAD220 is UNSAT
Problem TDEAD231 is UNSAT
Problem TDEAD242 is UNSAT
Problem TDEAD253 is UNSAT
Problem TDEAD264 is UNSAT
Problem TDEAD275 is UNSAT
Problem TDEAD286 is UNSAT
Problem TDEAD297 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 3/8 constraints. Problems are: Problem set: 40 solved, 505 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 40 solved, 505 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD65 is UNSAT
At refinement iteration 3 (OVERLAPS) 130/196 variables, 66/74 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/196 variables, 22/96 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/196 variables, 0/96 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/196 variables, 0/96 constraints. Problems are: Problem set: 42 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 96 constraints, problems are : Problem set: 42 solved, 503 unsolved in 11947 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 66/66 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 545/545 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 42 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 5/5 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 3/8 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 130/196 variables, 66/74 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/196 variables, 22/96 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/196 variables, 503/599 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 0/599 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/196 variables, 0/599 constraints. Problems are: Problem set: 42 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 196/196 variables, and 599 constraints, problems are : Problem set: 42 solved, 503 unsolved in 20042 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 66/66 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 503/545 constraints, Known Traps: 3/3 constraints]
After SMT, in 33331ms problems are : Problem set: 42 solved, 503 unsolved
Search for dead transitions found 42 dead transitions in 33360ms
Found 42 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 42 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 42 transitions.
[2024-06-01 05:35:13] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-06-01 05:35:13] [INFO ] Computed 7 invariants in 4 ms
[2024-06-01 05:35:13] [INFO ] Implicit Places using invariants in 72 ms returned []
[2024-06-01 05:35:13] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:35:13] [INFO ] Invariant cache hit.
[2024-06-01 05:35:13] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:35:13] [INFO ] Implicit Places using invariants and state equation in 100 ms returned []
Implicit Place search using SMT with State Equation took 178 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 66/68 places, 506/548 transitions.
Applied a total of 0 rules in 3 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 33616 ms. Remains : 66/68 places, 506/548 transitions.
Support contains 65 out of 66 places after structural reductions.
[2024-06-01 05:35:14] [INFO ] Flatten gal took : 196 ms
[2024-06-01 05:35:14] [INFO ] Flatten gal took : 162 ms
[2024-06-01 05:35:14] [INFO ] Input system was already deterministic with 506 transitions.
Reduction of identical properties reduced properties to check from 19 to 18
RANDOM walk for 40000 steps (224 resets) in 2540 ms. (15 steps per ms) remains 3/18 properties
BEST_FIRST walk for 40002 steps (81 resets) in 99 ms. (400 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (85 resets) in 170 ms. (233 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (80 resets) in 127 ms. (312 steps per ms) remains 3/3 properties
[2024-06-01 05:35:15] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:35:15] [INFO ] Invariant cache hit.
[2024-06-01 05:35:15] [INFO ] State equation strengthened by 20 read => feed constraints.
Problem AtomicPropp13 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 52/60 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1/61 variables, 1/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 124/185 variables, 61/67 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/185 variables, 20/87 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/185 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 7/192 variables, 5/92 constraints. Problems are: Problem set: 1 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/93 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/93 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/93 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 93 constraints, problems are : Problem set: 1 solved, 2 unsolved in 216 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 54/60 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1/61 variables, 1/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 124/185 variables, 61/67 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/185 variables, 20/87 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/185 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 7/192 variables, 5/92 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/93 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 2/95 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/192 variables, 0/95 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 95 constraints, problems are : Problem set: 1 solved, 2 unsolved in 992 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 1263ms problems are : Problem set: 1 solved, 2 unsolved
Parikh walk visited 0 properties in 95 ms.
Support contains 6 out of 66 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 63 transition count 504
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 61 transition count 502
Applied a total of 9 rules in 63 ms. Remains 61 /66 variables (removed 5) and now considering 502/506 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63 ms. Remains : 61/66 places, 502/506 transitions.
RANDOM walk for 40000 steps (316 resets) in 471 ms. (84 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (142 resets) in 164 ms. (242 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (136 resets) in 146 ms. (272 steps per ms) remains 2/2 properties
Finished probabilistic random walk after 83823 steps, run visited all 2 properties in 477 ms. (steps per millisecond=175 )
Probabilistic random walk after 83823 steps, saw 25176 distinct states, run finished after 480 ms. (steps per millisecond=174 ) properties seen :2
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-14 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
Computed a total of 49 stabilizing places and 82 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(F(p0)))'
Support contains 1 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 5 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:35:18] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:35:18] [INFO ] Invariant cache hit.
[2024-06-01 05:35:18] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:35:20] [INFO ] Deduced a trap composed of 5 places in 73 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 9264 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 0/192 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 597 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
After SMT, in 30278ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 30284ms
[2024-06-01 05:35:48] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:35:48] [INFO ] Invariant cache hit.
[2024-06-01 05:35:48] [INFO ] Implicit Places using invariants in 154 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 172 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/66 places, 506/506 transitions.
Applied a total of 0 rules in 6 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30469 ms. Remains : 64/66 places, 506/506 transitions.
Stuttering acceptance computed with spot in 182 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-00
Product exploration explored 100000 steps with 50000 reset in 469 ms.
Product exploration explored 100000 steps with 50000 reset in 347 ms.
Computed a total of 47 stabilizing places and 82 stable transitions
Computed a total of 47 stabilizing places and 82 stable transitions
Detected a total of 47/64 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 60 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-00 finished in 31653 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)||G(F((!p1 U (p2||G(!p1))))))))'
Support contains 47 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Applied a total of 2 rules in 5 ms. Remains 65 /66 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:35:50] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-06-01 05:35:50] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 05:35:50] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:35:52] [INFO ] Deduced a trap composed of 5 places in 75 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 9044 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:36:06] [INFO ] Deduced a trap composed of 15 places in 82 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20028 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 30259ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 30275ms
[2024-06-01 05:36:20] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:36:20] [INFO ] Invariant cache hit.
[2024-06-01 05:36:20] [INFO ] Implicit Places using invariants in 62 ms returned []
[2024-06-01 05:36:20] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:36:20] [INFO ] Invariant cache hit.
[2024-06-01 05:36:20] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:36:20] [INFO ] Implicit Places using invariants and state equation in 154 ms returned []
Implicit Place search using SMT with State Equation took 233 ms to find 0 implicit places.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:36:20] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:36:20] [INFO ] Invariant cache hit.
[2024-06-01 05:36:20] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:36:22] [INFO ] Deduced a trap composed of 5 places in 72 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:36:26] [INFO ] Deduced a trap composed of 14 places in 69 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 94 constraints, problems are : Problem set: 0 solved, 502 unsolved in 10588 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 29212 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 40786ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 40793ms
Starting structural reductions in LTL mode, iteration 1 : 65/66 places, 505/506 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 71309 ms. Remains : 65/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 226 ms :[(AND (NOT p0) (NOT p2) p1), (AND (NOT p0) (NOT p2) p1), (AND (NOT p2) p1), (AND (NOT p2) p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-01
Product exploration explored 100000 steps with 1513 reset in 700 ms.
Product exploration explored 100000 steps with 1510 reset in 613 ms.
Computed a total of 48 stabilizing places and 81 stable transitions
Computed a total of 48 stabilizing places and 81 stable transitions
Detected a total of 48/65 stabilizing places and 81/505 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) p1)), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X p0)), (X (X (NOT p0)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 10 factoid took 347 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 62 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
RANDOM walk for 294 steps (0 resets) in 23 ms. (12 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) p1)), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X p0)), (X (X (NOT p0))), (F (NOT p1)), (F p2), (F (NOT (OR p2 p1))), (F (NOT (AND (NOT p2) p1)))]
Knowledge based reduction with 10 factoid took 413 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 58 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
Stuttering acceptance computed with spot in 60 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
[2024-06-01 05:37:03] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:37:03] [INFO ] Invariant cache hit.
[2024-06-01 05:37:04] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:37:04] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 2 ms returned sat
[2024-06-01 05:37:04] [INFO ] [Real]Absence check using state equation in 59 ms returned sat
[2024-06-01 05:37:04] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:37:04] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:37:04] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 2 ms returned sat
[2024-06-01 05:37:04] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2024-06-01 05:37:04] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:37:04] [INFO ] [Nat]Added 20 Read/Feed constraints in 40 ms returned sat
[2024-06-01 05:37:05] [INFO ] Deduced a trap composed of 14 places in 1090 ms of which 1 ms to minimize.
[2024-06-01 05:37:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1102 ms
[2024-06-01 05:37:05] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 25 ms.
[2024-06-01 05:37:05] [INFO ] Added : 9 causal constraints over 2 iterations in 86 ms. Result :sat
Could not prove EG (AND (NOT p2) p1)
Support contains 25 out of 65 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 : 65/65 places, 505/505 transitions.
Applied a total of 0 rules in 90 ms. Remains 65 /65 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:37:05] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:37:05] [INFO ] Invariant cache hit.
[2024-06-01 05:37:05] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:37:08] [INFO ] Deduced a trap composed of 5 places in 354 ms of which 20 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:37:12] [INFO ] Deduced a trap composed of 14 places in 52 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 94 constraints, problems are : Problem set: 0 solved, 502 unsolved in 11323 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 32378ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 32383ms
[2024-06-01 05:37:38] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:37:38] [INFO ] Invariant cache hit.
[2024-06-01 05:37:38] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-06-01 05:37:38] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:37:38] [INFO ] Invariant cache hit.
[2024-06-01 05:37:38] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:37:38] [INFO ] Implicit Places using invariants and state equation in 120 ms returned []
Implicit Place search using SMT with State Equation took 187 ms to find 0 implicit places.
[2024-06-01 05:37:38] [INFO ] Redundant transitions in 24 ms returned []
Running 502 sub problems to find dead transitions.
[2024-06-01 05:37:38] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:37:38] [INFO ] Invariant cache hit.
[2024-06-01 05:37:38] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:37:40] [INFO ] Deduced a trap composed of 5 places in 93 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:37:44] [INFO ] Deduced a trap composed of 14 places in 53 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 94 constraints, problems are : Problem set: 0 solved, 502 unsolved in 11126 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 4)
(s1 0)
(s2 0)
(s3 0)
(s4 0)
(s5 0)
(s6 0)
(s7 0)
(s8 0)
(s9 0)
(s10 0)
(s11 0)
(s12 1)
(s13 0)
(s14 0)
(s15 0)
(s16 0)
(s17 0)
(s18 0)
(s19 0)
(s20 0)
(s21 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 41902ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 41919ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 74628 ms. Remains : 65/65 places, 505/505 transitions.
Computed a total of 48 stabilizing places and 81 stable transitions
Computed a total of 48 stabilizing places and 81 stable transitions
Detected a total of 48/65 stabilizing places and 81/505 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p2) p1), (X (NOT p2)), (X (AND (NOT p2) p1)), (X (NOT (AND (NOT p2) (NOT p1)))), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 260 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 57 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
RANDOM walk for 301 steps (0 resets) in 39 ms. (7 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p2) p1), (X (NOT p2)), (X (AND (NOT p2) p1)), (X (NOT (AND (NOT p2) (NOT p1)))), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND p1 (NOT p2)))), (F (NOT (OR p1 p2))), (F p2)]
Knowledge based reduction with 10 factoid took 327 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
Stuttering acceptance computed with spot in 61 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
[2024-06-01 05:38:21] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:38:21] [INFO ] Invariant cache hit.
[2024-06-01 05:38:21] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:38:21] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 3 ms returned sat
[2024-06-01 05:38:21] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-06-01 05:38:21] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:38:21] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:38:21] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 05:38:21] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2024-06-01 05:38:21] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:38:22] [INFO ] [Nat]Added 20 Read/Feed constraints in 47 ms returned sat
[2024-06-01 05:38:22] [INFO ] Deduced a trap composed of 35 places in 54 ms of which 1 ms to minimize.
[2024-06-01 05:38:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 93 ms
[2024-06-01 05:38:22] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 26 ms.
[2024-06-01 05:38:22] [INFO ] Added : 11 causal constraints over 3 iterations in 137 ms. Result :sat
Could not prove EG (AND p1 (NOT p2))
Stuttering acceptance computed with spot in 118 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
Product exploration explored 100000 steps with 1511 reset in 386 ms.
Product exploration explored 100000 steps with 1509 reset in 394 ms.
Support contains 25 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 505/505 transitions.
Applied a total of 0 rules in 37 ms. Remains 65 /65 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:38:23] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:38:23] [INFO ] Invariant cache hit.
[2024-06-01 05:38:23] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:38:25] [INFO ] Deduced a trap composed of 5 places in 75 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:38:29] [INFO ] Deduced a trap composed of 14 places in 57 ms of which 14 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 94 constraints, problems are : Problem set: 0 solved, 502 unsolved in 11857 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 32758ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 32763ms
[2024-06-01 05:38:55] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:38:55] [INFO ] Invariant cache hit.
[2024-06-01 05:38:56] [INFO ] Implicit Places using invariants in 108 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 122 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/65 places, 505/505 transitions.
Applied a total of 0 rules in 16 ms. Remains 64 /64 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 32940 ms. Remains : 64/65 places, 505/505 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-01 finished in 186311 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)))'
Support contains 3 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 63 transition count 504
Applied a total of 5 rules in 39 ms. Remains 63 /66 variables (removed 3) and now considering 504/506 (removed 2) transitions.
[2024-06-01 05:38:56] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
// Phase 1: matrix 124 rows 63 cols
[2024-06-01 05:38:56] [INFO ] Computed 6 invariants in 3 ms
[2024-06-01 05:38:56] [INFO ] Implicit Places using invariants in 214 ms returned [22, 46]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 216 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 61/66 places, 504/506 transitions.
Applied a total of 0 rules in 27 ms. Remains 61 /61 variables (removed 0) and now considering 504/504 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 282 ms. Remains : 61/66 places, 504/506 transitions.
Stuttering acceptance computed with spot in 88 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-02
Product exploration explored 100000 steps with 1687 reset in 195 ms.
Product exploration explored 100000 steps with 1678 reset in 202 ms.
Computed a total of 44 stabilizing places and 80 stable transitions
Computed a total of 44 stabilizing places and 80 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 91 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 91 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 235 steps (0 resets) in 5 ms. (39 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 197 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 50 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 52 ms :[(NOT p0), (NOT p0)]
[2024-06-01 05:38:57] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
// Phase 1: matrix 124 rows 61 cols
[2024-06-01 05:38:57] [INFO ] Computed 4 invariants in 1 ms
[2024-06-01 05:38:57] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-06-01 05:38:57] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2024-06-01 05:38:57] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:38:57] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-06-01 05:38:57] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2024-06-01 05:38:57] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:38:57] [INFO ] [Nat]Added 20 Read/Feed constraints in 22 ms returned sat
[2024-06-01 05:38:57] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 73 transitions) in 19 ms.
[2024-06-01 05:38:57] [INFO ] Added : 23 causal constraints over 7 iterations in 95 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 3 out of 61 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 61/61 places, 504/504 transitions.
Applied a total of 0 rules in 15 ms. Remains 61 /61 variables (removed 0) and now considering 504/504 (removed 0) transitions.
[2024-06-01 05:38:58] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
[2024-06-01 05:38:58] [INFO ] Invariant cache hit.
[2024-06-01 05:38:58] [INFO ] Implicit Places using invariants in 134 ms returned []
[2024-06-01 05:38:58] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
[2024-06-01 05:38:58] [INFO ] Invariant cache hit.
[2024-06-01 05:38:58] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:38:58] [INFO ] Implicit Places using invariants and state equation in 152 ms returned []
Implicit Place search using SMT with State Equation took 304 ms to find 0 implicit places.
[2024-06-01 05:38:58] [INFO ] Redundant transitions in 23 ms returned []
Running 501 sub problems to find dead transitions.
[2024-06-01 05:38:58] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
[2024-06-01 05:38:58] [INFO ] Invariant cache hit.
[2024-06-01 05:38:58] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 501 unsolved
[2024-06-01 05:39:00] [INFO ] Deduced a trap composed of 5 places in 68 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 3 (OVERLAPS) 124/185 variables, 61/66 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 20/86 constraints. Problems are: Problem set: 0 solved, 501 unsolved
[2024-06-01 05:39:05] [INFO ] Deduced a trap composed of 15 places in 55 ms of which 1 ms to minimize.
[2024-06-01 05:39:05] [INFO ] Deduced a trap composed of 14 places in 54 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 2/88 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/185 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 7 (OVERLAPS) 0/185 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 501 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 88 constraints, problems are : Problem set: 0 solved, 501 unsolved in 10783 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 61/61 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 501/501 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 501 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 3 (OVERLAPS) 124/185 variables, 61/68 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 20/88 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 501/589 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/185 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 7 (OVERLAPS) 0/185 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 501 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 589 constraints, problems are : Problem set: 0 solved, 501 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 61/61 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 501/501 constraints, Known Traps: 3/3 constraints]
After SMT, in 41724ms problems are : Problem set: 0 solved, 501 unsolved
Search for dead transitions found 0 dead transitions in 41733ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 42095 ms. Remains : 61/61 places, 504/504 transitions.
Computed a total of 44 stabilizing places and 80 stable transitions
Computed a total of 44 stabilizing places and 80 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 94 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 227 steps (0 resets) in 4 ms. (45 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 69 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 46 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 43 ms :[(NOT p0), (NOT p0)]
[2024-06-01 05:39:40] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
[2024-06-01 05:39:40] [INFO ] Invariant cache hit.
[2024-06-01 05:39:40] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-06-01 05:39:40] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2024-06-01 05:39:40] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:39:40] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-06-01 05:39:40] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-06-01 05:39:40] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:39:40] [INFO ] [Nat]Added 20 Read/Feed constraints in 21 ms returned sat
[2024-06-01 05:39:40] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 73 transitions) in 17 ms.
[2024-06-01 05:39:40] [INFO ] Added : 22 causal constraints over 7 iterations in 80 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 45 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1682 reset in 174 ms.
Product exploration explored 100000 steps with 1687 reset in 183 ms.
Support contains 3 out of 61 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 61/61 places, 504/504 transitions.
Applied a total of 0 rules in 20 ms. Remains 61 /61 variables (removed 0) and now considering 504/504 (removed 0) transitions.
[2024-06-01 05:39:41] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
[2024-06-01 05:39:41] [INFO ] Invariant cache hit.
[2024-06-01 05:39:41] [INFO ] Implicit Places using invariants in 122 ms returned []
[2024-06-01 05:39:41] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
[2024-06-01 05:39:41] [INFO ] Invariant cache hit.
[2024-06-01 05:39:41] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:39:41] [INFO ] Implicit Places using invariants and state equation in 297 ms returned []
Implicit Place search using SMT with State Equation took 422 ms to find 0 implicit places.
[2024-06-01 05:39:41] [INFO ] Redundant transitions in 5 ms returned []
Running 501 sub problems to find dead transitions.
[2024-06-01 05:39:41] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
[2024-06-01 05:39:41] [INFO ] Invariant cache hit.
[2024-06-01 05:39:41] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 501 unsolved
[2024-06-01 05:39:43] [INFO ] Deduced a trap composed of 5 places in 71 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 3 (OVERLAPS) 124/185 variables, 61/66 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 20/86 constraints. Problems are: Problem set: 0 solved, 501 unsolved
[2024-06-01 05:39:48] [INFO ] Deduced a trap composed of 15 places in 63 ms of which 0 ms to minimize.
[2024-06-01 05:39:48] [INFO ] Deduced a trap composed of 14 places in 50 ms of which 13 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 2/88 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/185 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 7 (OVERLAPS) 0/185 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 501 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 88 constraints, problems are : Problem set: 0 solved, 501 unsolved in 9831 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 61/61 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 501/501 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 501 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 3 (OVERLAPS) 124/185 variables, 61/68 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 20/88 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 501/589 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/185 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 7 (OVERLAPS) 0/185 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 501 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 589 constraints, problems are : Problem set: 0 solved, 501 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 61/61 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 501/501 constraints, Known Traps: 3/3 constraints]
After SMT, in 40735ms problems are : Problem set: 0 solved, 501 unsolved
Search for dead transitions found 0 dead transitions in 40739ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 41197 ms. Remains : 61/61 places, 504/504 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-02 finished in 86296 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))&&F((F(!p2)&&p1))))'
Support contains 54 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Applied a total of 2 rules in 3 ms. Remains 65 /66 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:40:22] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-06-01 05:40:22] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 05:40:22] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:40:24] [INFO ] Deduced a trap composed of 5 places in 64 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 9164 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:40:38] [INFO ] Deduced a trap composed of 15 places in 56 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 30092ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 30097ms
[2024-06-01 05:40:52] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:40:52] [INFO ] Invariant cache hit.
[2024-06-01 05:40:52] [INFO ] Implicit Places using invariants in 79 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 81 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 63/66 places, 505/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30184 ms. Remains : 63/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 196 ms :[(NOT p0), true, (OR (NOT p1) (NOT p0) p2), (OR (NOT p0) p2), (OR (NOT p0) (NOT p1) p2)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-03 finished in 30427 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((!p0&&X(G(p1))))))'
Support contains 34 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 9 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:40:53] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-06-01 05:40:53] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 05:40:53] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:40:55] [INFO ] Deduced a trap composed of 5 places in 71 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 8626 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:41:08] [INFO ] Deduced a trap composed of 15 places in 81 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 1/598 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 0/598 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 192/192 variables, and 598 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
After SMT, in 29735ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 29740ms
[2024-06-01 05:41:22] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:41:22] [INFO ] Invariant cache hit.
[2024-06-01 05:41:22] [INFO ] Implicit Places using invariants in 66 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 68 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/66 places, 506/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29822 ms. Remains : 64/66 places, 506/506 transitions.
Stuttering acceptance computed with spot in 122 ms :[true, (OR (NOT p1) p0), (NOT p1), (OR (NOT p1) p0), (OR (NOT p1) p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-04
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-04 finished in 29959 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((F(p1)&&F(G(p2))&&p0))))'
Support contains 38 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Applied a total of 2 rules in 3 ms. Remains 65 /66 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:41:22] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-06-01 05:41:22] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 05:41:22] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:41:24] [INFO ] Deduced a trap composed of 5 places in 58 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8804 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:41:38] [INFO ] Deduced a trap composed of 15 places in 70 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 29557ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 29562ms
[2024-06-01 05:41:52] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:41:52] [INFO ] Invariant cache hit.
[2024-06-01 05:41:52] [INFO ] Implicit Places using invariants in 57 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 59 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/66 places, 505/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29627 ms. Remains : 64/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 187 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), true, (NOT p1), (NOT p2)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-05
Entered a terminal (fully accepting) state of product in 62 steps with 7 reset in 2 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-05 finished in 29833 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(X(F((p0&&G(p1))))))))'
Support contains 13 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Applied a total of 2 rules in 3 ms. Remains 65 /66 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:41:52] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:41:52] [INFO ] Invariant cache hit.
[2024-06-01 05:41:52] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:41:54] [INFO ] Deduced a trap composed of 5 places in 88 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:41:57] [INFO ] Deduced a trap composed of 14 places in 39 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 94 constraints, problems are : Problem set: 0 solved, 502 unsolved in 10523 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 31285ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 31290ms
[2024-06-01 05:42:24] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:42:24] [INFO ] Invariant cache hit.
[2024-06-01 05:42:24] [INFO ] Implicit Places using invariants in 132 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 134 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 63/66 places, 505/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 31431 ms. Remains : 63/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 248 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-06
Stuttering criterion allowed to conclude after 172 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-06 finished in 31699 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(p0)))'
Support contains 2 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Applied a total of 2 rules in 27 ms. Remains 65 /66 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:42:24] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:42:24] [INFO ] Invariant cache hit.
[2024-06-01 05:42:24] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:42:26] [INFO ] Deduced a trap composed of 5 places in 72 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:42:29] [INFO ] Deduced a trap composed of 14 places in 77 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 94 constraints, problems are : Problem set: 0 solved, 502 unsolved in 10867 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 31740ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 31747ms
[2024-06-01 05:42:56] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:42:56] [INFO ] Invariant cache hit.
[2024-06-01 05:42:56] [INFO ] Implicit Places using invariants in 146 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 148 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 63/66 places, 505/506 transitions.
Applied a total of 0 rules in 25 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 31951 ms. Remains : 63/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-09
Product exploration explored 100000 steps with 586 reset in 364 ms.
Product exploration explored 100000 steps with 586 reset in 314 ms.
Computed a total of 46 stabilizing places and 81 stable transitions
Computed a total of 46 stabilizing places and 81 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 86 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
RANDOM walk for 284 steps (0 resets) in 5 ms. (47 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 92 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Support contains 2 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 505/505 transitions.
Applied a total of 0 rules in 16 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:42:57] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 63 cols
[2024-06-01 05:42:57] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 05:42:57] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:42:59] [INFO ] Deduced a trap composed of 5 places in 88 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (OVERLAPS) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 89 constraints, problems are : Problem set: 0 solved, 502 unsolved in 9692 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 502/591 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:43:13] [INFO ] Deduced a trap composed of 14 places in 47 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 1/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 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 188/188 variables, and 592 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 30516ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 30523ms
[2024-06-01 05:43:28] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:43:28] [INFO ] Invariant cache hit.
[2024-06-01 05:43:28] [INFO ] Implicit Places using invariants in 100 ms returned []
[2024-06-01 05:43:28] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:43:28] [INFO ] Invariant cache hit.
[2024-06-01 05:43:28] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:43:28] [INFO ] Implicit Places using invariants and state equation in 175 ms returned []
Implicit Place search using SMT with State Equation took 302 ms to find 0 implicit places.
[2024-06-01 05:43:28] [INFO ] Redundant transitions in 3 ms returned []
Running 502 sub problems to find dead transitions.
[2024-06-01 05:43:28] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:43:28] [INFO ] Invariant cache hit.
[2024-06-01 05:43:28] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:43:30] [INFO ] Deduced a trap composed of 5 places in 91 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (OVERLAPS) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 89 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8946 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 502/591 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:43:44] [INFO ] Deduced a trap composed of 15 places in 76 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 1/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 592 constraints, problems are : Problem set: 0 solved, 502 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 39751ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 39757ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 70612 ms. Remains : 63/63 places, 505/505 transitions.
Computed a total of 46 stabilizing places and 81 stable transitions
Computed a total of 46 stabilizing places and 81 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 57 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
RANDOM walk for 284 steps (0 resets) in 5 ms. (47 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 78 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 22 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Product exploration explored 100000 steps with 586 reset in 230 ms.
Product exploration explored 100000 steps with 586 reset in 242 ms.
Support contains 2 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 505/505 transitions.
Applied a total of 0 rules in 13 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:44:08] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:44:08] [INFO ] Invariant cache hit.
[2024-06-01 05:44:08] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:44:10] [INFO ] Deduced a trap composed of 5 places in 57 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (OVERLAPS) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 89 constraints, problems are : Problem set: 0 solved, 502 unsolved in 10679 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 502/591 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:44:26] [INFO ] Deduced a trap composed of 15 places in 71 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 1/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 188/188 variables, and 592 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20015 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 31502ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 31507ms
[2024-06-01 05:44:40] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:44:40] [INFO ] Invariant cache hit.
[2024-06-01 05:44:40] [INFO ] Implicit Places using invariants in 106 ms returned []
[2024-06-01 05:44:40] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:44:40] [INFO ] Invariant cache hit.
[2024-06-01 05:44:40] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:44:40] [INFO ] Implicit Places using invariants and state equation in 173 ms returned []
Implicit Place search using SMT with State Equation took 280 ms to find 0 implicit places.
[2024-06-01 05:44:40] [INFO ] Redundant transitions in 3 ms returned []
Running 502 sub problems to find dead transitions.
[2024-06-01 05:44:40] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:44:40] [INFO ] Invariant cache hit.
[2024-06-01 05:44:40] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:44:42] [INFO ] Deduced a trap composed of 5 places in 91 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (OVERLAPS) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 89 constraints, problems are : Problem set: 0 solved, 502 unsolved in 10119 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 502/591 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:44:57] [INFO ] Deduced a trap composed of 15 places in 62 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 1/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 592 constraints, problems are : Problem set: 0 solved, 502 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 40889ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 40895ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 72703 ms. Remains : 63/63 places, 505/505 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-09 finished in 177134 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(!p0)))))'
Support contains 1 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 1 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:45:21] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-06-01 05:45:21] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 05:45:21] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:45:23] [INFO ] Deduced a trap composed of 5 places in 70 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 9368 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:45:38] [INFO ] Deduced a trap composed of 15 places in 84 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 1/598 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 0/598 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 192/192 variables, and 598 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
After SMT, in 30074ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 30079ms
[2024-06-01 05:45:51] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:45:51] [INFO ] Invariant cache hit.
[2024-06-01 05:45:51] [INFO ] Implicit Places using invariants in 136 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 138 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/66 places, 506/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30221 ms. Remains : 64/66 places, 506/506 transitions.
Stuttering acceptance computed with spot in 121 ms :[p0, true, true]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-10
Product exploration explored 100000 steps with 1729 reset in 411 ms.
Product exploration explored 100000 steps with 1737 reset in 274 ms.
Computed a total of 47 stabilizing places and 82 stable transitions
Computed a total of 47 stabilizing places and 82 stable transitions
Detected a total of 47/64 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 106 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 108 ms :[p0, p0, p0]
RANDOM walk for 246 steps (0 resets) in 5 ms. (41 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 193 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 102 ms :[p0, p0, p0]
Stuttering acceptance computed with spot in 106 ms :[p0, p0, p0]
[2024-06-01 05:45:53] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 64 cols
[2024-06-01 05:45:53] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 05:45:53] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-06-01 05:45:53] [INFO ] [Real]Absence check using state equation in 44 ms returned sat
[2024-06-01 05:45:53] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:45:53] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-06-01 05:45:53] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-06-01 05:45:53] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:45:53] [INFO ] [Nat]Added 20 Read/Feed constraints in 10 ms returned sat
[2024-06-01 05:45:53] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 75 transitions) in 26 ms.
[2024-06-01 05:45:53] [INFO ] Added : 10 causal constraints over 3 iterations in 66 ms. Result :sat
Could not prove EG p0
Support contains 1 out of 64 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 64/64 places, 506/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:45:53] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:45:53] [INFO ] Invariant cache hit.
[2024-06-01 05:45:53] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:45:55] [INFO ] Deduced a trap composed of 5 places in 83 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:45:59] [INFO ] Deduced a trap composed of 14 places in 76 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 91 constraints, problems are : Problem set: 0 solved, 503 unsolved in 10388 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/71 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 594 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
After SMT, in 31157ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 31163ms
[2024-06-01 05:46:24] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:46:24] [INFO ] Invariant cache hit.
[2024-06-01 05:46:25] [INFO ] Implicit Places using invariants in 95 ms returned []
[2024-06-01 05:46:25] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:46:25] [INFO ] Invariant cache hit.
[2024-06-01 05:46:25] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:46:25] [INFO ] Implicit Places using invariants and state equation in 150 ms returned []
Implicit Place search using SMT with State Equation took 247 ms to find 0 implicit places.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:46:25] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:46:25] [INFO ] Invariant cache hit.
[2024-06-01 05:46:25] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:46:26] [INFO ] Deduced a trap composed of 5 places in 58 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:46:30] [INFO ] Deduced a trap composed of 14 places in 71 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 91 constraints, problems are : Problem set: 0 solved, 503 unsolved in 10025 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/71 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 594 constraints, problems are : Problem set: 0 solved, 503 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
After SMT, in 40857ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 40863ms
Finished structural reductions in LTL mode , in 1 iterations and 72278 ms. Remains : 64/64 places, 506/506 transitions.
Computed a total of 47 stabilizing places and 82 stable transitions
Computed a total of 47 stabilizing places and 82 stable transitions
Detected a total of 47/64 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 112 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 102 ms :[p0, p0, p0]
RANDOM walk for 253 steps (0 resets) in 7 ms. (31 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 85 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 106 ms :[p0, p0, p0]
Stuttering acceptance computed with spot in 102 ms :[p0, p0, p0]
[2024-06-01 05:47:06] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:47:06] [INFO ] Invariant cache hit.
[2024-06-01 05:47:06] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-06-01 05:47:06] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2024-06-01 05:47:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:47:06] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-06-01 05:47:06] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2024-06-01 05:47:06] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:47:06] [INFO ] [Nat]Added 20 Read/Feed constraints in 10 ms returned sat
[2024-06-01 05:47:06] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 75 transitions) in 13 ms.
[2024-06-01 05:47:06] [INFO ] Added : 10 causal constraints over 3 iterations in 62 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 142 ms :[p0, p0, p0]
Product exploration explored 100000 steps with 1712 reset in 261 ms.
Product exploration explored 100000 steps with 1747 reset in 211 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 82 ms :[p0, p0, p0]
Support contains 1 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 506/506 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 64 transition count 506
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 18 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:47:07] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 64 cols
[2024-06-01 05:47:07] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 05:47:07] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:47:10] [INFO ] Deduced a trap composed of 5 places in 83 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Problem TDEAD20 is UNSAT
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 1 solved, 502 unsolved
[2024-06-01 05:47:14] [INFO ] Deduced a trap composed of 15 places in 60 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 1/91 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/91 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/91 constraints. Problems are: Problem set: 1 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 91 constraints, problems are : Problem set: 1 solved, 502 unsolved in 11014 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 1 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 2/6 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 1/64 variables, 1/7 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 5 (OVERLAPS) 126/190 variables, 64/71 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 20/91 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 502/593 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/593 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 9 (OVERLAPS) 0/190 variables, 0/593 constraints. Problems are: Problem set: 1 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 593 constraints, problems are : Problem set: 1 solved, 502 unsolved in 20040 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/503 constraints, Known Traps: 2/2 constraints]
After SMT, in 32093ms problems are : Problem set: 1 solved, 502 unsolved
Search for dead transitions found 1 dead transitions in 32098ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 1 transitions.
[2024-06-01 05:47:40] [INFO ] Redundant transitions in 3 ms returned []
Starting structural reductions in SI_LTL mode, iteration 1 : 64/64 places, 505/506 transitions.
Graph (complete) has 1049 edges and 64 vertex of which 63 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 22 ms. Remains 63 /64 variables (removed 1) and now considering 505/505 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 63/64 places, 505/506 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 32148 ms. Remains : 63/64 places, 505/506 transitions.
Support contains 1 out of 64 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 64/64 places, 506/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:47:40] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 64 cols
[2024-06-01 05:47:40] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 05:47:40] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:47:41] [INFO ] Deduced a trap composed of 5 places in 87 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:47:45] [INFO ] Deduced a trap composed of 14 places in 53 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 91 constraints, problems are : Problem set: 0 solved, 503 unsolved in 10948 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/71 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 594 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20014 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
After SMT, in 31790ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 31798ms
[2024-06-01 05:48:11] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:48:11] [INFO ] Invariant cache hit.
[2024-06-01 05:48:12] [INFO ] Implicit Places using invariants in 136 ms returned []
[2024-06-01 05:48:12] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:48:12] [INFO ] Invariant cache hit.
[2024-06-01 05:48:12] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:48:12] [INFO ] Implicit Places using invariants and state equation in 201 ms returned []
Implicit Place search using SMT with State Equation took 339 ms to find 0 implicit places.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:48:12] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:48:12] [INFO ] Invariant cache hit.
[2024-06-01 05:48:12] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:48:14] [INFO ] Deduced a trap composed of 5 places in 79 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:48:18] [INFO ] Deduced a trap composed of 14 places in 67 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 91 constraints, problems are : Problem set: 0 solved, 503 unsolved in 10840 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/71 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 594 constraints, problems are : Problem set: 0 solved, 503 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
After SMT, in 41730ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 41738ms
Finished structural reductions in LTL mode , in 1 iterations and 73882 ms. Remains : 64/64 places, 506/506 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-10 finished in 212367 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)))'
Support contains 4 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 63 transition count 504
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 61 transition count 502
Applied a total of 9 rules in 34 ms. Remains 61 /66 variables (removed 5) and now considering 502/506 (removed 4) transitions.
[2024-06-01 05:48:54] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
// Phase 1: matrix 122 rows 61 cols
[2024-06-01 05:48:54] [INFO ] Computed 6 invariants in 2 ms
[2024-06-01 05:48:54] [INFO ] Implicit Places using invariants in 335 ms returned [22, 46]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 343 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 59/66 places, 502/506 transitions.
Applied a total of 0 rules in 10 ms. Remains 59 /59 variables (removed 0) and now considering 502/502 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 389 ms. Remains : 59/66 places, 502/506 transitions.
Stuttering acceptance computed with spot in 113 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-11
Stuttering criterion allowed to conclude after 125 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-11 finished in 530 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(p0) U X(X((!p1&&X(p0))))))'
Support contains 4 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Applied a total of 2 rules in 3 ms. Remains 65 /66 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:48:54] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-06-01 05:48:54] [INFO ] Computed 7 invariants in 4 ms
[2024-06-01 05:48:54] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:48:56] [INFO ] Deduced a trap composed of 5 places in 85 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 9984 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:49:11] [INFO ] Deduced a trap composed of 15 places in 82 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 30772ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 30777ms
[2024-06-01 05:49:25] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:49:25] [INFO ] Invariant cache hit.
[2024-06-01 05:49:25] [INFO ] Implicit Places using invariants in 139 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 140 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 63/66 places, 505/506 transitions.
Applied a total of 0 rules in 1 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30922 ms. Remains : 63/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 296 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), (OR (NOT p0) p1), (OR (NOT p0) p1), true, (NOT p0), (OR (NOT p0) p1), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-12
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-12 finished in 31236 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)&&(!p1 U (G(!p1)||(!p1&&(!p2||X(G(p0))))))))'
Support contains 9 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 12 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:49:25] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-06-01 05:49:25] [INFO ] Computed 7 invariants in 2 ms
[2024-06-01 05:49:25] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:49:27] [INFO ] Deduced a trap composed of 5 places in 81 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 8514 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:49:40] [INFO ] Deduced a trap composed of 15 places in 54 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 1/598 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 0/598 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 192/192 variables, and 598 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20014 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
After SMT, in 29350ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 29355ms
[2024-06-01 05:49:55] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:49:55] [INFO ] Invariant cache hit.
[2024-06-01 05:49:55] [INFO ] Implicit Places using invariants in 98 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 100 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 65/66 places, 506/506 transitions.
Applied a total of 0 rules in 14 ms. Remains 65 /65 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 29483 ms. Remains : 65/66 places, 506/506 transitions.
Stuttering acceptance computed with spot in 273 ms :[p0, (AND (NOT p0) p1), (NOT p0), true, (OR p0 p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-13
Product exploration explored 100000 steps with 1728 reset in 295 ms.
Product exploration explored 100000 steps with 1734 reset in 286 ms.
Computed a total of 48 stabilizing places and 82 stable transitions
Computed a total of 48 stabilizing places and 82 stable transitions
Detected a total of 48/65 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT (AND p2 (NOT p1)))), (X (NOT p2)), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (AND p0 (NOT p2) (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT p2))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (AND p0 (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 20 factoid took 132 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 94 ms :[p0, p0]
RANDOM walk for 250 steps (0 resets) in 7 ms. (31 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT (AND p2 (NOT p1)))), (X (NOT p2)), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (AND p0 (NOT p2) (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT p2))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (AND p0 (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 20 factoid took 221 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 102 ms :[p0, p0]
Stuttering acceptance computed with spot in 87 ms :[p0, p0]
[2024-06-01 05:49:56] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 65 cols
[2024-06-01 05:49:56] [INFO ] Computed 6 invariants in 1 ms
[2024-06-01 05:49:56] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 05:49:57] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2024-06-01 05:49:57] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:49:57] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 05:49:57] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2024-06-01 05:49:57] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:49:57] [INFO ] [Nat]Added 20 Read/Feed constraints in 57 ms returned sat
[2024-06-01 05:49:57] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 75 transitions) in 16 ms.
[2024-06-01 05:49:57] [INFO ] Added : 10 causal constraints over 3 iterations in 99 ms. Result :sat
Could not prove EG p0
Support contains 1 out of 65 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 : 65/65 places, 506/506 transitions.
Applied a total of 0 rules in 25 ms. Remains 65 /65 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:49:57] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:49:57] [INFO ] Invariant cache hit.
[2024-06-01 05:49:57] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:49:59] [INFO ] Deduced a trap composed of 5 places in 97 ms of which 13 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/191 variables, 65/72 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 20/92 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/191 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 92 constraints, problems are : Problem set: 0 solved, 503 unsolved in 10308 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/191 variables, 65/72 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 20/92 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 503/595 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/191 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 191/191 variables, and 595 constraints, problems are : Problem set: 0 solved, 503 unsolved in 18176 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
After SMT, in 29583ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 29593ms
[2024-06-01 05:50:27] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:50:27] [INFO ] Invariant cache hit.
[2024-06-01 05:50:27] [INFO ] Implicit Places using invariants in 89 ms returned []
[2024-06-01 05:50:27] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:50:27] [INFO ] Invariant cache hit.
[2024-06-01 05:50:27] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:50:27] [INFO ] Implicit Places using invariants and state equation in 192 ms returned []
Implicit Place search using SMT with State Equation took 283 ms to find 0 implicit places.
[2024-06-01 05:50:27] [INFO ] Redundant transitions in 3 ms returned []
Running 503 sub problems to find dead transitions.
[2024-06-01 05:50:27] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:50:27] [INFO ] Invariant cache hit.
[2024-06-01 05:50:27] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:50:29] [INFO ] Deduced a trap composed of 5 places in 61 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/191 variables, 65/72 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 20/92 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/191 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 92 constraints, problems are : Problem set: 0 solved, 503 unsolved in 10129 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/191 variables, 65/72 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 20/92 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 503/595 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/191 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 191/191 variables, and 595 constraints, problems are : Problem set: 0 solved, 503 unsolved in 19616 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
After SMT, in 30687ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 30693ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60618 ms. Remains : 65/65 places, 506/506 transitions.
Computed a total of 48 stabilizing places and 82 stable transitions
Computed a total of 48 stabilizing places and 82 stable transitions
Detected a total of 48/65 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 116 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[p0, p0]
RANDOM walk for 183 steps (0 resets) in 5 ms. (30 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 185 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 125 ms :[p0, p0]
Stuttering acceptance computed with spot in 140 ms :[p0, p0]
[2024-06-01 05:50:58] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:50:58] [INFO ] Invariant cache hit.
[2024-06-01 05:50:58] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:50:58] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2024-06-01 05:50:58] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:50:59] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:50:59] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2024-06-01 05:50:59] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:50:59] [INFO ] [Nat]Added 20 Read/Feed constraints in 18 ms returned sat
[2024-06-01 05:50:59] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 75 transitions) in 52 ms.
[2024-06-01 05:50:59] [INFO ] Added : 12 causal constraints over 3 iterations in 106 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 55 ms :[p0, p0]
Product exploration explored 100000 steps with 1770 reset in 215 ms.
Product exploration explored 100000 steps with 1748 reset in 215 ms.
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 506/506 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 64 transition count 505
Applied a total of 2 rules in 14 ms. Remains 64 /65 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:50:59] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 64 cols
[2024-06-01 05:50:59] [INFO ] Computed 6 invariants in 1 ms
[2024-06-01 05:50:59] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:51:02] [INFO ] Deduced a trap composed of 5 places in 76 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/189 variables, 64/71 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/91 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:51:06] [INFO ] Deduced a trap composed of 15 places in 60 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/189 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 92 constraints, problems are : Problem set: 0 solved, 502 unsolved in 12404 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/189 variables, 64/72 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 502/594 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:51:22] [INFO ] Deduced a trap composed of 14 places in 57 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 1/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/189 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 189/189 variables, and 595 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20026 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 3/3 constraints]
After SMT, in 33364ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 33369ms
[2024-06-01 05:51:33] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:51:33] [INFO ] Invariant cache hit.
[2024-06-01 05:51:33] [INFO ] Implicit Places using invariants in 101 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 103 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 63/65 places, 505/506 transitions.
Applied a total of 0 rules in 31 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 33526 ms. Remains : 63/65 places, 505/506 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-13 finished in 127577 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)||G(F((!p1 U (p2||G(!p1))))))))'
Found a Lengthening insensitive property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-01
Stuttering acceptance computed with spot in 160 ms :[(AND (NOT p0) (NOT p2) p1), (AND (NOT p0) (NOT p2) p1), (AND (NOT p2) p1), (AND (NOT p2) p1)]
Support contains 47 out of 66 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Applied a total of 2 rules in 6 ms. Remains 65 /66 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:51:33] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-06-01 05:51:33] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 05:51:33] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:51:35] [INFO ] Deduced a trap composed of 5 places in 89 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8711 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:51:49] [INFO ] Deduced a trap composed of 15 places in 96 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 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 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20010 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 29711ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 29716ms
[2024-06-01 05:52:03] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:52:03] [INFO ] Invariant cache hit.
[2024-06-01 05:52:03] [INFO ] Implicit Places using invariants in 38 ms returned []
[2024-06-01 05:52:03] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:52:03] [INFO ] Invariant cache hit.
[2024-06-01 05:52:03] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:52:03] [INFO ] Implicit Places using invariants and state equation in 86 ms returned []
Implicit Place search using SMT with State Equation took 125 ms to find 0 implicit places.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:52:03] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:52:03] [INFO ] Invariant cache hit.
[2024-06-01 05:52:03] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:52:05] [INFO ] Deduced a trap composed of 5 places in 62 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:52:09] [INFO ] Deduced a trap composed of 14 places in 46 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 94 constraints, problems are : Problem set: 0 solved, 502 unsolved in 10536 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 41411ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 41417ms
Starting structural reductions in LI_LTL mode, iteration 1 : 65/66 places, 505/506 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 71268 ms. Remains : 65/66 places, 505/506 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-01
Product exploration explored 100000 steps with 1507 reset in 756 ms.
Product exploration explored 100000 steps with 1506 reset in 566 ms.
Computed a total of 48 stabilizing places and 81 stable transitions
Computed a total of 48 stabilizing places and 81 stable transitions
Detected a total of 48/65 stabilizing places and 81/505 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) p1)), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X p0)), (X (X (NOT p0)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 10 factoid took 312 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
RANDOM walk for 291 steps (0 resets) in 9 ms. (29 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) p1)), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X p0)), (X (X (NOT p0))), (F (NOT p1)), (F p2), (F (NOT (OR p2 p1))), (F (NOT (AND (NOT p2) p1)))]
Knowledge based reduction with 10 factoid took 673 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
[2024-06-01 05:52:47] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:52:47] [INFO ] Invariant cache hit.
[2024-06-01 05:52:47] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 05:52:47] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 05:52:47] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2024-06-01 05:52:47] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:52:48] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 05:52:48] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 05:52:48] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-06-01 05:52:48] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:52:48] [INFO ] [Nat]Added 20 Read/Feed constraints in 27 ms returned sat
[2024-06-01 05:52:48] [INFO ] Deduced a trap composed of 14 places in 58 ms of which 1 ms to minimize.
[2024-06-01 05:52:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 69 ms
[2024-06-01 05:52:48] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 12 ms.
[2024-06-01 05:52:48] [INFO ] Added : 9 causal constraints over 2 iterations in 42 ms. Result :sat
Could not prove EG (AND (NOT p2) p1)
Support contains 25 out of 65 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 : 65/65 places, 505/505 transitions.
Applied a total of 0 rules in 12 ms. Remains 65 /65 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:52:48] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:52:48] [INFO ] Invariant cache hit.
[2024-06-01 05:52:48] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:52:50] [INFO ] Deduced a trap composed of 5 places in 61 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:52:55] [INFO ] Deduced a trap composed of 14 places in 59 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 94 constraints, problems are : Problem set: 0 solved, 502 unsolved in 11778 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 33029ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 33034ms
[2024-06-01 05:53:21] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:53:21] [INFO ] Invariant cache hit.
[2024-06-01 05:53:21] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-06-01 05:53:21] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:53:21] [INFO ] Invariant cache hit.
[2024-06-01 05:53:21] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:53:21] [INFO ] Implicit Places using invariants and state equation in 169 ms returned []
Implicit Place search using SMT with State Equation took 225 ms to find 0 implicit places.
[2024-06-01 05:53:21] [INFO ] Redundant transitions in 5 ms returned []
Running 502 sub problems to find dead transitions.
[2024-06-01 05:53:21] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:53:21] [INFO ] Invariant cache hit.
[2024-06-01 05:53:21] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:53:24] [INFO ] Deduced a trap composed of 5 places in 66 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:53:28] [INFO ] Deduced a trap composed of 14 places in 42 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 94 constraints, problems are : Problem set: 0 solved, 502 unsolved in 12042 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 43411ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 43418ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 76700 ms. Remains : 65/65 places, 505/505 transitions.
Computed a total of 48 stabilizing places and 81 stable transitions
Computed a total of 48 stabilizing places and 81 stable transitions
Detected a total of 48/65 stabilizing places and 81/505 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p2) p1), (X (NOT p2)), (X (AND (NOT p2) p1)), (X (NOT (AND (NOT p2) (NOT p1)))), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 152 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 87 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
RANDOM walk for 279 steps (0 resets) in 9 ms. (27 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p2) p1), (X (NOT p2)), (X (AND (NOT p2) p1)), (X (NOT (AND (NOT p2) (NOT p1)))), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND p1 (NOT p2)))), (F (NOT (OR p1 p2))), (F p2)]
Knowledge based reduction with 10 factoid took 341 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 78 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
Stuttering acceptance computed with spot in 67 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
[2024-06-01 05:54:05] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:54:05] [INFO ] Invariant cache hit.
[2024-06-01 05:54:06] [INFO ] [Real]Absence check using 6 positive place invariants in 4 ms returned sat
[2024-06-01 05:54:06] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 3 ms returned sat
[2024-06-01 05:54:06] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2024-06-01 05:54:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:54:06] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 05:54:06] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 05:54:06] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2024-06-01 05:54:06] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:54:06] [INFO ] [Nat]Added 20 Read/Feed constraints in 70 ms returned sat
[2024-06-01 05:54:06] [INFO ] Deduced a trap composed of 35 places in 82 ms of which 0 ms to minimize.
[2024-06-01 05:54:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 145 ms
[2024-06-01 05:54:06] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 20 ms.
[2024-06-01 05:54:07] [INFO ] Added : 11 causal constraints over 3 iterations in 72 ms. Result :sat
Could not prove EG (AND p1 (NOT p2))
Stuttering acceptance computed with spot in 56 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
Product exploration explored 100000 steps with 1504 reset in 400 ms.
Product exploration explored 100000 steps with 1506 reset in 402 ms.
Support contains 25 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 505/505 transitions.
Applied a total of 0 rules in 10 ms. Remains 65 /65 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:54:07] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:54:07] [INFO ] Invariant cache hit.
[2024-06-01 05:54:07] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:54:09] [INFO ] Deduced a trap composed of 5 places in 72 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:54:13] [INFO ] Deduced a trap composed of 14 places in 50 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 94 constraints, problems are : Problem set: 0 solved, 502 unsolved in 10454 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 31328ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 31333ms
[2024-06-01 05:54:39] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:54:39] [INFO ] Invariant cache hit.
[2024-06-01 05:54:39] [INFO ] Implicit Places using invariants in 78 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 80 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/65 places, 505/505 transitions.
Applied a total of 0 rules in 13 ms. Remains 64 /64 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 31437 ms. Remains : 64/65 places, 505/505 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-01 finished in 186059 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)))'
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(p0)))'
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(!p0)))))'
Found a Shortening insensitive property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-10
Stuttering acceptance computed with spot in 119 ms :[p0, true, true]
Support contains 1 out of 66 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 65 transition count 505
Applied a total of 2 rules in 12 ms. Remains 65 /66 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:54:39] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-06-01 05:54:39] [INFO ] Computed 7 invariants in 2 ms
[2024-06-01 05:54:39] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:54:41] [INFO ] Deduced a trap composed of 5 places in 60 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8052 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:54:54] [INFO ] Deduced a trap composed of 14 places in 67 ms of which 1 ms to minimize.
[2024-06-01 05:54:54] [INFO ] Deduced a trap composed of 4 places in 47 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 2/597 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 597 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 3/3 constraints]
After SMT, in 28917ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 28923ms
[2024-06-01 05:55:08] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:55:08] [INFO ] Invariant cache hit.
[2024-06-01 05:55:09] [INFO ] Implicit Places using invariants in 163 ms returned [22, 47]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 168 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 63/66 places, 505/506 transitions.
Applied a total of 0 rules in 3 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 29107 ms. Remains : 63/66 places, 505/506 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLFireability-10
Product exploration explored 100000 steps with 2002 reset in 184 ms.
Product exploration explored 100000 steps with 2002 reset in 190 ms.
Computed a total of 46 stabilizing places and 81 stable transitions
Computed a total of 46 stabilizing places and 81 stable transitions
Detected a total of 46/63 stabilizing places and 81/505 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 55 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 73 ms :[p0, p0, p0]
RANDOM walk for 146 steps (0 resets) in 4 ms. (29 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 99 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 76 ms :[p0, p0, p0]
Stuttering acceptance computed with spot in 63 ms :[p0, p0, p0]
[2024-06-01 05:55:09] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 63 cols
[2024-06-01 05:55:09] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 05:55:09] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-06-01 05:55:09] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2024-06-01 05:55:09] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:55:10] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-06-01 05:55:10] [INFO ] [Nat]Absence check using state equation in 104 ms returned sat
[2024-06-01 05:55:10] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:55:10] [INFO ] [Nat]Added 20 Read/Feed constraints in 33 ms returned sat
[2024-06-01 05:55:10] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 12 ms.
[2024-06-01 05:55:10] [INFO ] Added : 25 causal constraints over 8 iterations in 84 ms. Result :sat
Could not prove EG p0
Support contains 1 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 505/505 transitions.
Applied a total of 0 rules in 3 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:55:10] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:55:10] [INFO ] Invariant cache hit.
[2024-06-01 05:55:10] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:55:12] [INFO ] Deduced a trap composed of 5 places in 69 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:55:15] [INFO ] Deduced a trap composed of 15 places in 80 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 90 constraints, problems are : Problem set: 0 solved, 502 unsolved in 10876 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/70 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 502/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 592 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20009 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 31613ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 31619ms
[2024-06-01 05:55:41] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:55:41] [INFO ] Invariant cache hit.
[2024-06-01 05:55:42] [INFO ] Implicit Places using invariants in 116 ms returned []
[2024-06-01 05:55:42] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:55:42] [INFO ] Invariant cache hit.
[2024-06-01 05:55:42] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:55:42] [INFO ] Implicit Places using invariants and state equation in 195 ms returned []
Implicit Place search using SMT with State Equation took 326 ms to find 0 implicit places.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:55:42] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:55:42] [INFO ] Invariant cache hit.
[2024-06-01 05:55:42] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:55:44] [INFO ] Deduced a trap composed of 5 places in 75 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:55:47] [INFO ] Deduced a trap composed of 15 places in 50 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 90 constraints, problems are : Problem set: 0 solved, 502 unsolved in 10761 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/70 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 502/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 592 constraints, problems are : Problem set: 0 solved, 502 unsolved in 23907 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 35507ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 35512ms
Finished structural reductions in LTL mode , in 1 iterations and 67463 ms. Remains : 63/63 places, 505/505 transitions.
Computed a total of 46 stabilizing places and 81 stable transitions
Computed a total of 46 stabilizing places and 81 stable transitions
Detected a total of 46/63 stabilizing places and 81/505 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 100 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 141 ms :[p0, p0, p0]
RANDOM walk for 240 steps (0 resets) in 5 ms. (40 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 107 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 87 ms :[p0, p0, p0]
Stuttering acceptance computed with spot in 88 ms :[p0, p0, p0]
[2024-06-01 05:56:18] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:56:18] [INFO ] Invariant cache hit.
[2024-06-01 05:56:18] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-06-01 05:56:18] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-06-01 05:56:18] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:56:18] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-06-01 05:56:18] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-06-01 05:56:18] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:56:18] [INFO ] [Nat]Added 20 Read/Feed constraints in 44 ms returned sat
[2024-06-01 05:56:18] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 16 ms.
[2024-06-01 05:56:18] [INFO ] Added : 25 causal constraints over 8 iterations in 151 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 90 ms :[p0, p0, p0]
Product exploration explored 100000 steps with 2029 reset in 194 ms.
Product exploration explored 100000 steps with 1996 reset in 177 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 106 ms :[p0, p0, p0]
Support contains 1 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 505/505 transitions.
Applied a total of 0 rules in 9 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:56:19] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:56:19] [INFO ] Invariant cache hit.
[2024-06-01 05:56:19] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:56:21] [INFO ] Deduced a trap composed of 5 places in 75 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:56:24] [INFO ] Deduced a trap composed of 15 places in 53 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 90 constraints, problems are : Problem set: 0 solved, 502 unsolved in 9834 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/70 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 502/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 592 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20007 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 30563ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 30568ms
[2024-06-01 05:56:50] [INFO ] Redundant transitions in 6 ms returned []
Running 502 sub problems to find dead transitions.
[2024-06-01 05:56:50] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:56:50] [INFO ] Invariant cache hit.
[2024-06-01 05:56:50] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:56:52] [INFO ] Deduced a trap composed of 5 places in 71 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:56:56] [INFO ] Deduced a trap composed of 15 places in 68 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 90 constraints, problems are : Problem set: 0 solved, 502 unsolved in 11367 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/70 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 502/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 592 constraints, problems are : Problem set: 0 solved, 502 unsolved in 23523 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 35905ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 35909ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 66503 ms. Remains : 63/63 places, 505/505 transitions.
Support contains 1 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 505/505 transitions.
Applied a total of 0 rules in 1 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:57:26] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:57:26] [INFO ] Invariant cache hit.
[2024-06-01 05:57:26] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:57:27] [INFO ] Deduced a trap composed of 5 places in 71 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:57:31] [INFO ] Deduced a trap composed of 15 places in 79 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 90 constraints, problems are : Problem set: 0 solved, 502 unsolved in 11150 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/70 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 502/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 592 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 31832ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 31838ms
[2024-06-01 05:57:57] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:57:57] [INFO ] Invariant cache hit.
[2024-06-01 05:57:58] [INFO ] Implicit Places using invariants in 105 ms returned []
[2024-06-01 05:57:58] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:57:58] [INFO ] Invariant cache hit.
[2024-06-01 05:57:58] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:57:58] [INFO ] Implicit Places using invariants and state equation in 476 ms returned []
Implicit Place search using SMT with State Equation took 583 ms to find 0 implicit places.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:57:58] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:57:58] [INFO ] Invariant cache hit.
[2024-06-01 05:57:58] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:58:00] [INFO ] Deduced a trap composed of 5 places in 61 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:58:04] [INFO ] Deduced a trap composed of 15 places in 57 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 90 constraints, problems are : Problem set: 0 solved, 502 unsolved in 10848 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/70 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 502/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 592 constraints, problems are : Problem set: 0 solved, 502 unsolved in 24266 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 35843ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 35848ms
Finished structural reductions in LTL mode , in 1 iterations and 68273 ms. Remains : 63/63 places, 505/505 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLFireability-10 finished in 234774 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)&&(!p1 U (G(!p1)||(!p1&&(!p2||X(G(p0))))))))'
[2024-06-01 05:58:34] [INFO ] Flatten gal took : 106 ms
[2024-06-01 05:58:34] [INFO ] Export to MCC of 5 properties in file /home/mcc/execution/LTLFireability.sr.xml took 4 ms.
[2024-06-01 05:58:34] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 66 places, 506 transitions and 3740 arcs took 7 ms.
Total runtime 1435256 ms.
There are residual formulas that ITS could not solve within timeout
Could not compute solution for formula : BridgeAndVehicles-PT-V20P20N10-LTLFireability-01
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-02 FALSE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-09 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-10 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLFireability-13 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN

BK_STOP 1717221549259

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ 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-V20P20N10-LTLFireability-01
ltl formula formula --ltl=/tmp/2425/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 66 places, 506 transitions and 3740 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2425/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2425/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2425/ltl_0_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.140 real 0.020 user 0.030 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2425/ltl_0_
pnml2lts-mc( 0/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
pnml2lts-mc( 1/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
double free or corruption (fasttop)
ltl formula name BridgeAndVehicles-PT-V20P20N10-LTLFireability-02
ltl formula formula --ltl=/tmp/2425/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 66 places, 506 transitions and 3740 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 0.100 real 0.020 user 0.030 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2425/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2425/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2425/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2425/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 69 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 67, there are 511 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): ~73 levels ~10000 states ~38724 transitions
pnml2lts-mc( 2/ 4): ~73 levels ~20000 states ~79192 transitions
pnml2lts-mc( 2/ 4): ~103 levels ~40000 states ~158168 transitions
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Accepting cycle FOUND at depth ~186!
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 33490
pnml2lts-mc( 0/ 4): unique states count: 33855
pnml2lts-mc( 0/ 4): unique transitions count: 138239
pnml2lts-mc( 0/ 4): - self-loop count: 1
pnml2lts-mc( 0/ 4): - claim dead count: 103425
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 33880
pnml2lts-mc( 0/ 4): - cum. max stack depth: 428
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 33880 states 138365 transitions, fanout: 4.084
pnml2lts-mc( 0/ 4): Total exploration time 0.380 sec (0.360 sec minimum, 0.365 sec on average)
pnml2lts-mc( 0/ 4): States per second: 89158, Transitions per second: 364118
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, 10.8 B/state, compr.: 4.0%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 518 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)
ltl formula name BridgeAndVehicles-PT-V20P20N10-LTLFireability-09
ltl formula formula --ltl=/tmp/2425/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
pnml2lts-mc( 0/ 4): Petri net has 66 places, 506 transitions and 3740 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2425/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2425/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2425/ltl_2_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.160 real 0.030 user 0.020 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2425/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): There are 68 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 67, there are 512 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( 1/ 4): ~173 levels ~10000 states ~46548 transitions
pnml2lts-mc( 1/ 4): ~173 levels ~20000 states ~94224 transitions
pnml2lts-mc( 2/ 4): ~175 levels ~40000 states ~206360 transitions
pnml2lts-mc( 2/ 4): ~175 levels ~80000 states ~414032 transitions
pnml2lts-mc( 2/ 4): ~175 levels ~160000 states ~840784 transitions
pnml2lts-mc( 2/ 4): ~175 levels ~320000 states ~1715736 transitions
pnml2lts-mc( 2/ 4): ~175 levels ~640000 states ~3530540 transitions
pnml2lts-mc( 2/ 4): ~175 levels ~1280000 states ~7268912 transitions
pnml2lts-mc( 2/ 4): ~175 levels ~2560000 states ~15058928 transitions
pnml2lts-mc( 2/ 4): ~175 levels ~5120000 states ~31197752 transitions
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Empty product with LTL!
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 6823268
pnml2lts-mc( 0/ 4): unique states count: 6823268
pnml2lts-mc( 0/ 4): unique transitions count: 42609102
pnml2lts-mc( 0/ 4): - self-loop count: 21
pnml2lts-mc( 0/ 4): - claim dead count: 36416242
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 7010783
pnml2lts-mc( 0/ 4): - cum. max stack depth: 703
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 7010783 states 43780178 transitions, fanout: 6.245
pnml2lts-mc( 0/ 4): Total exploration time 30.550 sec (30.540 sec minimum, 30.548 sec on average)
pnml2lts-mc( 0/ 4): States per second: 229486, Transitions per second: 1433066
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 52.8MB, 8.1 B/state, compr.: 3.0%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 20.0%/1.0%
pnml2lts-mc( 0/ 4): Stored 518 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 52.8MB (~256.0MB paged-in)
ltl formula name BridgeAndVehicles-PT-V20P20N10-LTLFireability-10
ltl formula formula --ltl=/tmp/2425/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
pnml2lts-mc( 0/ 4): Petri net has 66 places, 506 transitions and 3740 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.170 real 0.030 user 0.020 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2425/ltl_3_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2425/ltl_3_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2425/ltl_3_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2425/ltl_3_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 69 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 67, there are 510 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( 1/ 4): ~74 levels ~10000 states ~31856 transitions
pnml2lts-mc( 1/ 4): ~74 levels ~20000 states ~66580 transitions
pnml2lts-mc( 1/ 4): ~74 levels ~40000 states ~131268 transitions
pnml2lts-mc( 1/ 4): ~74 levels ~80000 states ~275336 transitions
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Empty product with LTL!
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 87576
pnml2lts-mc( 0/ 4): unique states count: 87576
pnml2lts-mc( 0/ 4): unique transitions count: 275205
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 193853
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 92266
pnml2lts-mc( 0/ 4): - cum. max stack depth: 415
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 92266 states 290924 transitions, fanout: 3.153
pnml2lts-mc( 0/ 4): Total exploration time 0.770 sec (0.770 sec minimum, 0.770 sec on average)
pnml2lts-mc( 0/ 4): States per second: 119826, Transitions per second: 377823
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.7MB, 8.9 B/state, compr.: 3.3%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 518 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.7MB (~256.0MB paged-in)
ltl formula name BridgeAndVehicles-PT-V20P20N10-LTLFireability-13
ltl formula formula --ltl=/tmp/2425/ltl_4_
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 66 places, 506 transitions and 3740 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 0.100 real 0.020 user 0.030 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2425/ltl_4_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2425/ltl_4_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2425/ltl_4_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2425/ltl_4_
pnml2lts-mc( 0/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 69 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 67, there are 541 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( 1/ 4): ~110 levels ~10000 states ~28700 transitions
pnml2lts-mc( 1/ 4): ~110 levels ~20000 states ~61156 transitions
pnml2lts-mc( 1/ 4): ~110 levels ~40000 states ~124552 transitions
pnml2lts-mc( 1/ 4): ~110 levels ~80000 states ~245092 transitions
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Empty product with LTL!
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 87576
pnml2lts-mc( 0/ 4): unique states count: 87576
pnml2lts-mc( 0/ 4): unique transitions count: 275229
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 189497
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 89134
pnml2lts-mc( 0/ 4): - cum. max stack depth: 332
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 89134 states 280047 transitions, fanout: 3.142
pnml2lts-mc( 0/ 4): Total exploration time 0.780 sec (0.780 sec minimum, 0.780 sec on average)
pnml2lts-mc( 0/ 4): States per second: 114274, Transitions per second: 359035
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.7MB, 8.9 B/state, compr.: 3.3%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 518 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.7MB (~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-V20P20N10"
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-V20P20N10, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r472-tajo-171620399000204"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V20P20N10.tgz
mv BridgeAndVehicles-PT-V20P20N10 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;