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-171620399000180.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-V20P10N10, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r472-tajo-171620399000180
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.3M
-rw-r--r-- 1 mcc users 14K Apr 13 01:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K Apr 13 01:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 84K Apr 13 01:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 347K Apr 13 01:24 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 5.6K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 16K Apr 22 14:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 54K Apr 22 14:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 13 01:40 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 87K Apr 13 01:40 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 207K Apr 13 01:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 842K Apr 13 01:38 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.8K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.8K 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-V20P10N10-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-PT-V20P10N10-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717219643271

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-V20P10N10
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 05:27:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 05:27:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 05:27:25] [INFO ] Load time of PNML (sax parser for PT used): 190 ms
[2024-06-01 05:27:25] [INFO ] Transformed 68 places.
[2024-06-01 05:27:25] [INFO ] Transformed 548 transitions.
[2024-06-01 05:27:25] [INFO ] Parsed PT model containing 68 places and 548 transitions and 4070 arcs in 321 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 34 ms.
Working with output stream class java.io.PrintStream
Support contains 66 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 66 transition count 548
Applied a total of 2 rules in 58 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 05:27:26] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 66 cols
[2024-06-01 05:27:26] [INFO ] Computed 5 invariants in 9 ms
[2024-06-01 05:27:26] [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 05:27:29] [INFO ] Deduced a trap composed of 5 places in 125 ms of which 10 ms to minimize.
[2024-06-01 05:27:30] [INFO ] Deduced a trap composed of 15 places in 124 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 05:27:31] [INFO ] Deduced a trap composed of 14 places in 70 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 14327 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
[2024-06-01 05:27:53] [INFO ] Deduced a trap composed of 5 places in 68 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 1/600 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 0/600 constraints. Problems are: Problem set: 42 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 196/196 variables, and 600 constraints, problems are : Problem set: 42 solved, 503 unsolved in 20041 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: 4/4 constraints]
After SMT, in 36118ms problems are : Problem set: 42 solved, 503 unsolved
Search for dead transitions found 42 dead transitions in 36202ms
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 05:28:02] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-06-01 05:28:02] [INFO ] Computed 7 invariants in 6 ms
[2024-06-01 05:28:02] [INFO ] Implicit Places using invariants in 38 ms returned []
[2024-06-01 05:28:02] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:28:02] [INFO ] Invariant cache hit.
[2024-06-01 05:28:02] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:28:02] [INFO ] Implicit Places using invariants and state equation in 104 ms returned []
Implicit Place search using SMT with State Equation took 174 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 6 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 36512 ms. Remains : 66/68 places, 506/548 transitions.
Support contains 66 out of 66 places after structural reductions.
[2024-06-01 05:28:02] [INFO ] Flatten gal took : 139 ms
[2024-06-01 05:28:03] [INFO ] Flatten gal took : 103 ms
[2024-06-01 05:28:03] [INFO ] Input system was already deterministic with 506 transitions.
Support contains 58 out of 66 places (down from 66) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 23 to 22
RANDOM walk for 40001 steps (224 resets) in 3414 ms. (11 steps per ms) remains 4/22 properties
BEST_FIRST walk for 40000 steps (100 resets) in 996 ms. (40 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (79 resets) in 182 ms. (218 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40004 steps (88 resets) in 169 ms. (235 steps per ms) remains 3/3 properties
[2024-06-01 05:28:04] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:28:04] [INFO ] Invariant cache hit.
[2024-06-01 05:28:04] [INFO ] State equation strengthened by 20 read => feed constraints.
Problem AtomicPropp8 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 2 unsolved
Problem AtomicPropp1 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 34/65 variables, 5/7 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 126/191 variables, 65/72 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 20/92 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 0/92 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/192 variables, 1/93 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 0/93 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/192 variables, 0/93 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 93 constraints, problems are : Problem set: 2 solved, 1 unsolved in 211 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: 2 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 56/60 variables, 5/5 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/5 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/61 variables, 1/6 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 0/6 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 124/185 variables, 61/67 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/185 variables, 20/87 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/185 variables, 0/87 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/192 variables, 5/92 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/93 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 1/94 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/192 variables, 0/94 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/192 variables, 0/94 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 94 constraints, problems are : Problem set: 2 solved, 1 unsolved in 164 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: 1/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 421ms problems are : Problem set: 2 solved, 1 unsolved
Parikh walk visited 0 properties in 28 ms.
Support contains 4 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 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 63 transition count 504
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 61 transition count 502
Applied a total of 9 rules in 146 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 147 ms. Remains : 61/66 places, 502/506 transitions.
RANDOM walk for 40000 steps (316 resets) in 479 ms. (83 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (155 resets) in 289 ms. (137 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 886145 steps, run timeout after 3001 ms. (steps per millisecond=295 ) properties seen :0 out of 1
Probabilistic random walk after 886145 steps, saw 242151 distinct states, run finished after 3017 ms. (steps per millisecond=293 ) properties seen :0
[2024-06-01 05:28:08] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
// Phase 1: matrix 122 rows 61 cols
[2024-06-01 05:28:08] [INFO ] Computed 6 invariants in 6 ms
[2024-06-01 05:28:08] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 54/58 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/59 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 122/181 variables, 59/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/181 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 2/183 variables, 2/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/183 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/183 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 183/183 variables, and 87 constraints, problems are : Problem set: 0 solved, 1 unsolved in 181 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 61/61 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 54/58 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/59 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 122/181 variables, 59/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/181 variables, 1/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/181 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/183 variables, 2/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/183 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/183 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 183/183 variables, and 88 constraints, problems are : Problem set: 0 solved, 1 unsolved in 210 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 61/61 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 421ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 14 ms.
Support contains 4 out of 61 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 502/502 transitions.
Applied a total of 0 rules in 31 ms. Remains 61 /61 variables (removed 0) and now considering 502/502 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 61/61 places, 502/502 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 502/502 transitions.
Applied a total of 0 rules in 30 ms. Remains 61 /61 variables (removed 0) and now considering 502/502 (removed 0) transitions.
[2024-06-01 05:28:09] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
[2024-06-01 05:28:09] [INFO ] Invariant cache hit.
[2024-06-01 05:28:09] [INFO ] Implicit Places using invariants in 184 ms returned [22, 46]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 187 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 59/61 places, 502/502 transitions.
Applied a total of 0 rules in 24 ms. Remains 59 /59 variables (removed 0) and now considering 502/502 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 241 ms. Remains : 59/61 places, 502/502 transitions.
RANDOM walk for 40000 steps (315 resets) in 285 ms. (139 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (155 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 944465 steps, run timeout after 3001 ms. (steps per millisecond=314 ) properties seen :0 out of 1
Probabilistic random walk after 944465 steps, saw 257116 distinct states, run finished after 3010 ms. (steps per millisecond=313 ) properties seen :0
[2024-06-01 05:28:12] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
// Phase 1: matrix 122 rows 59 cols
[2024-06-01 05:28:12] [INFO ] Computed 4 invariants in 2 ms
[2024-06-01 05:28:12] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 53/57 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 122/179 variables, 57/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/179 variables, 20/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/179 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 2/181 variables, 2/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/181 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/181 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 181/181 variables, and 83 constraints, problems are : Problem set: 0 solved, 1 unsolved in 117 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 59/59 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 53/57 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 122/179 variables, 57/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/179 variables, 20/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/179 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/179 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 2/181 variables, 2/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/181 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/181 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 181/181 variables, and 84 constraints, problems are : Problem set: 0 solved, 1 unsolved in 208 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 59/59 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 363ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 13 ms.
Support contains 4 out of 59 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 59/59 places, 502/502 transitions.
Applied a total of 0 rules in 32 ms. Remains 59 /59 variables (removed 0) and now considering 502/502 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 59/59 places, 502/502 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 59/59 places, 502/502 transitions.
Applied a total of 0 rules in 20 ms. Remains 59 /59 variables (removed 0) and now considering 502/502 (removed 0) transitions.
[2024-06-01 05:28:13] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
[2024-06-01 05:28:13] [INFO ] Invariant cache hit.
[2024-06-01 05:28:13] [INFO ] Implicit Places using invariants in 150 ms returned []
[2024-06-01 05:28:13] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
[2024-06-01 05:28:13] [INFO ] Invariant cache hit.
[2024-06-01 05:28:13] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:28:13] [INFO ] Implicit Places using invariants and state equation in 260 ms returned []
Implicit Place search using SMT with State Equation took 421 ms to find 0 implicit places.
[2024-06-01 05:28:13] [INFO ] Redundant transitions in 36 ms returned []
Running 499 sub problems to find dead transitions.
[2024-06-01 05:28:13] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
[2024-06-01 05:28:13] [INFO ] Invariant cache hit.
[2024-06-01 05:28:13] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 2 (OVERLAPS) 122/181 variables, 59/63 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/181 variables, 20/83 constraints. Problems are: Problem set: 0 solved, 499 unsolved
[2024-06-01 05:28:18] [INFO ] Deduced a trap composed of 12 places in 66 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/181 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 6 (OVERLAPS) 0/181 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 499 unsolved
No progress, stopping.
After SMT solving in domain Real declared 181/181 variables, and 84 constraints, problems are : Problem set: 0 solved, 499 unsolved in 11619 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 59/59 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 499/499 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 499 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 3 (OVERLAPS) 122/181 variables, 59/64 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/181 variables, 20/84 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 499/583 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/583 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 7 (OVERLAPS) 0/181 variables, 0/583 constraints. Problems are: Problem set: 0 solved, 499 unsolved
No progress, stopping.
After SMT solving in domain Int declared 181/181 variables, and 583 constraints, problems are : Problem set: 0 solved, 499 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 59/59 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 499/499 constraints, Known Traps: 1/1 constraints]
After SMT, in 42723ms problems are : Problem set: 0 solved, 499 unsolved
Search for dead transitions found 0 dead transitions in 42730ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43218 ms. Remains : 59/59 places, 502/502 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 380 transitions
Reduce isomorphic transitions removed 380 transitions.
Iterating post reduction 0 with 380 rules applied. Total rules applied 380 place count 59 transition count 122
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 382 place count 59 transition count 120
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 384 place count 57 transition count 120
Applied a total of 384 rules in 35 ms. Remains 57 /59 variables (removed 2) and now considering 120/502 (removed 382) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 120 rows 57 cols
[2024-06-01 05:28:56] [INFO ] Computed 4 invariants in 2 ms
[2024-06-01 05:28:56] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-06-01 05:28:56] [INFO ] After 124ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-06-01 05:28:56] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-06-01 05:28:56] [INFO ] After 34ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-06-01 05:28:56] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-06-01 05:28:56] [INFO ] After 7ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-06-01 05:28:56] [INFO ] After 29ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-06-01 05:28:56] [INFO ] After 135ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 330 ms.
FORMULA BridgeAndVehicles-PT-V20P10N10-LTLFireability-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 15 simplifications.
Computed a total of 49 stabilizing places and 82 stable transitions
FORMULA BridgeAndVehicles-PT-V20P10N10-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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(p1)))))'
Support contains 4 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 3 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 05:28:57] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-06-01 05:28:57] [INFO ] Computed 7 invariants in 2 ms
[2024-06-01 05:28:57] [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 05:28:59] [INFO ] Deduced a trap composed of 5 places in 102 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
[2024-06-01 05:29:04] [INFO ] Deduced a trap composed of 14 places in 110 ms of which 1 ms to minimize.
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 1/95 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 95 constraints, problems are : Problem set: 0 solved, 503 unsolved in 12624 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]
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, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/75 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/95 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/598 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (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 20015 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 33704ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 33708ms
[2024-06-01 05:29:30] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:29:30] [INFO ] Invariant cache hit.
[2024-06-01 05:29:31] [INFO ] Implicit Places using invariants in 213 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 220 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 4 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 33937 ms. Remains : 64/66 places, 506/506 transitions.
Stuttering acceptance computed with spot in 448 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-01
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA BridgeAndVehicles-PT-V20P10N10-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N10-LTLFireability-01 finished in 34636 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(F(p0)))))'
Support contains 22 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 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 05:29:31] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-06-01 05:29:31] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 05:29:31] [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 05:29:34] [INFO ] Deduced a trap composed of 5 places in 63 ms of which 2 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 05:29:38] [INFO ] Deduced a trap composed of 15 places in 81 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 12334 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 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 33411ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 33419ms
[2024-06-01 05:30:05] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:30:05] [INFO ] Invariant cache hit.
[2024-06-01 05:30:05] [INFO ] Implicit Places using invariants in 257 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 260 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 3 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 33700 ms. Remains : 63/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 222 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-02
Product exploration explored 100000 steps with 1509 reset in 675 ms.
Product exploration explored 100000 steps with 1515 reset in 619 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 : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 236 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 217 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 228 steps (0 resets) in 5 ms. (38 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 104 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 144 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 188 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2024-06-01 05:30:07] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 63 cols
[2024-06-01 05:30:07] [INFO ] Computed 5 invariants in 3 ms
[2024-06-01 05:30:08] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-06-01 05:30:08] [INFO ] [Real]Absence check using state equation in 79 ms returned sat
[2024-06-01 05:30:08] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:30:08] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-06-01 05:30:08] [INFO ] [Nat]Absence check using state equation in 61 ms returned sat
[2024-06-01 05:30:08] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:30:08] [INFO ] [Nat]Added 20 Read/Feed constraints in 15 ms returned sat
[2024-06-01 05:30:08] [INFO ] Deduced a trap composed of 14 places in 103 ms of which 2 ms to minimize.
[2024-06-01 05:30:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 131 ms
[2024-06-01 05:30:08] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 23 ms.
[2024-06-01 05:30:08] [INFO ] Added : 20 causal constraints over 5 iterations in 130 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 22 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 05:30:08] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:30:08] [INFO ] Invariant cache hit.
[2024-06-01 05:30:08] [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 05:30:11] [INFO ] Deduced a trap composed of 5 places in 109 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 05:30:16] [INFO ] Deduced a trap composed of 15 places in 65 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 12202 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
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 20014 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 33404ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 33410ms
[2024-06-01 05:30:42] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:30:42] [INFO ] Invariant cache hit.
[2024-06-01 05:30:42] [INFO ] Implicit Places using invariants in 86 ms returned []
[2024-06-01 05:30:42] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:30:42] [INFO ] Invariant cache hit.
[2024-06-01 05:30:42] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:30:42] [INFO ] Implicit Places using invariants and state equation in 195 ms returned []
Implicit Place search using SMT with State Equation took 283 ms to find 0 implicit places.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:30:42] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:30:42] [INFO ] Invariant cache hit.
[2024-06-01 05:30:42] [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 05:30:44] [INFO ] Deduced a trap composed of 5 places in 87 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 05:30:49] [INFO ] Deduced a trap composed of 15 places in 71 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 11405 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 25174 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 37592ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 37600ms
Finished structural reductions in LTL mode , in 1 iterations and 71297 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 : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 145 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 229 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 272 steps (0 resets) in 7 ms. (34 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 130 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 179 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 237 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2024-06-01 05:31:21] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:31:21] [INFO ] Invariant cache hit.
[2024-06-01 05:31:29] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-06-01 05:31:29] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2024-06-01 05:31:29] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:31:30] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-06-01 05:31:30] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2024-06-01 05:31:30] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:31:30] [INFO ] [Nat]Added 20 Read/Feed constraints in 15 ms returned sat
[2024-06-01 05:31:30] [INFO ] Deduced a trap composed of 14 places in 76 ms of which 2 ms to minimize.
[2024-06-01 05:31:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 92 ms
[2024-06-01 05:31:30] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 25 ms.
[2024-06-01 05:31:30] [INFO ] Added : 20 causal constraints over 5 iterations in 81 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 173 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1510 reset in 290 ms.
Product exploration explored 100000 steps with 1523 reset in 272 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 179 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 22 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 505/505 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 63 transition count 505
Deduced a syphon composed of 1 places in 1 ms
Applied a total of 1 rules in 35 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 05:31:31] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 63 cols
[2024-06-01 05:31:31] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 05:31:31] [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 05:31:33] [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
Problem TDEAD20 is UNSAT
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 1 solved, 501 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 1 solved, 501 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/89 constraints. Problems are: Problem set: 1 solved, 501 unsolved
At refinement iteration 6 (OVERLAPS) 0/188 variables, 0/89 constraints. Problems are: Problem set: 1 solved, 501 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 89 constraints, problems are : Problem set: 1 solved, 501 unsolved in 10583 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: 1 solved, 501 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 501 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 1/5 constraints. Problems are: Problem set: 1 solved, 501 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 501 unsolved
At refinement iteration 3 (OVERLAPS) 1/63 variables, 1/6 constraints. Problems are: Problem set: 1 solved, 501 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 501 unsolved
At refinement iteration 5 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 1 solved, 501 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 1 solved, 501 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/188 variables, 501/590 constraints. Problems are: Problem set: 1 solved, 501 unsolved
[2024-06-01 05:31:50] [INFO ] Deduced a trap composed of 14 places in 66 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/188 variables, 1/591 constraints. Problems are: Problem set: 1 solved, 501 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 188/188 variables, and 591 constraints, problems are : Problem set: 1 solved, 501 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 501/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 31765ms problems are : Problem set: 1 solved, 501 unsolved
Search for dead transitions found 1 dead transitions in 31774ms
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 05:32:03] [INFO ] Redundant transitions in 6 ms returned []
Starting structural reductions in SI_LTL mode, iteration 1 : 63/63 places, 504/505 transitions.
Graph (complete) has 1047 edges and 63 vertex of which 62 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.5 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 1 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 0 ms
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 61 transition count 504
Deduced a syphon composed of 2 places in 1 ms
Applied a total of 3 rules in 50 ms. Remains 61 /63 variables (removed 2) and now considering 504/504 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 61/63 places, 504/505 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 31876 ms. Remains : 61/63 places, 504/505 transitions.
Support contains 22 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 2 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 05:32:03] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 63 cols
[2024-06-01 05:32:03] [INFO ] Computed 5 invariants in 2 ms
[2024-06-01 05:32:03] [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 05:32:05] [INFO ] Deduced a trap composed of 5 places in 83 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 05:32:10] [INFO ] Deduced a trap composed of 14 places in 76 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 11675 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
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 20019 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 32690ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 32698ms
[2024-06-01 05:32:36] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:32:36] [INFO ] Invariant cache hit.
[2024-06-01 05:32:36] [INFO ] Implicit Places using invariants in 84 ms returned []
[2024-06-01 05:32:36] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:32:36] [INFO ] Invariant cache hit.
[2024-06-01 05:32:36] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:32:36] [INFO ] Implicit Places using invariants and state equation in 182 ms returned []
Implicit Place search using SMT with State Equation took 269 ms to find 0 implicit places.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:32:36] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:32:36] [INFO ] Invariant cache hit.
[2024-06-01 05:32:36] [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 05:32:38] [INFO ] Deduced a trap composed of 5 places in 91 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 05:32:42] [INFO ] Deduced a trap composed of 15 places in 61 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 18457 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 25143 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 44433ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 44440ms
Finished structural reductions in LTL mode , in 1 iterations and 77414 ms. Remains : 63/63 places, 505/505 transitions.
Treatment of property BridgeAndVehicles-PT-V20P10N10-LTLFireability-02 finished in 229450 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)&&F(G(p1)))))'
Support contains 6 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 59 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 05:33:21] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-06-01 05:33:21] [INFO ] Computed 7 invariants in 2 ms
[2024-06-01 05:33:21] [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 05:33:23] [INFO ] Deduced a trap composed of 5 places in 69 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 05:33:28] [INFO ] Deduced a trap composed of 15 places in 105 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 15638 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 17421 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 34000ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 34020ms
[2024-06-01 05:33:55] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:33:55] [INFO ] Invariant cache hit.
[2024-06-01 05:33:55] [INFO ] Implicit Places using invariants in 156 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 159 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 61 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 34302 ms. Remains : 63/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 93 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-03
Stuttering criterion allowed to conclude after 244 steps with 1 reset in 2 ms.
FORMULA BridgeAndVehicles-PT-V20P10N10-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N10-LTLFireability-03 finished in 34447 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 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 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 63 transition count 504
Applied a total of 5 rules in 53 ms. Remains 63 /66 variables (removed 3) and now considering 504/506 (removed 2) transitions.
[2024-06-01 05:33:55] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
// Phase 1: matrix 124 rows 63 cols
[2024-06-01 05:33:55] [INFO ] Computed 6 invariants in 2 ms
[2024-06-01 05:33:55] [INFO ] Implicit Places using invariants in 251 ms returned [22, 46]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 252 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 37 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 355 ms. Remains : 61/66 places, 504/506 transitions.
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-04
Stuttering criterion allowed to conclude after 129 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P10N10-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N10-LTLFireability-04 finished in 416 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((X(p0) U p0)))'
Support contains 3 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 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 05:33:56] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-06-01 05:33:56] [INFO ] Computed 7 invariants in 2 ms
[2024-06-01 05:33:56] [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 05:33:58] [INFO ] Deduced a trap composed of 5 places in 99 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 05:34:01] [INFO ] Deduced a trap composed of 15 places in 102 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 20038 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 40881ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 40887ms
[2024-06-01 05:34:36] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:34:36] [INFO ] Invariant cache hit.
[2024-06-01 05:34:37] [INFO ] Implicit Places using invariants in 138 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 142 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 3 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 41039 ms. Remains : 63/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 155 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-05
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P10N10-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N10-LTLFireability-05 finished in 41222 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)||G(p1))))'
Support contains 26 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 24 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 05:34:37] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:34:37] [INFO ] Invariant cache hit.
[2024-06-01 05:34:37] [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 05:34:39] [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 05:34:55] [INFO ] Deduced a trap composed of 15 places in 91 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
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 190/190 variables, and 94 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20017 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 20012 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 41093ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 41100ms
[2024-06-01 05:35:18] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:35:18] [INFO ] Invariant cache hit.
[2024-06-01 05:35:18] [INFO ] Implicit Places using invariants in 141 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 145 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/66 places, 505/506 transitions.
Applied a total of 0 rules in 18 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 41291 ms. Remains : 64/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 58 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-06
Stuttering criterion allowed to conclude after 169 steps with 0 reset in 8 ms.
FORMULA BridgeAndVehicles-PT-V20P10N10-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N10-LTLFireability-06 finished in 41374 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(p1)||p0)))'
Support contains 25 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 19 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 05:35:18] [INFO ] Flow matrix only has 125 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) 0/65 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 05:35:21] [INFO ] Deduced a trap composed of 5 places in 91 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 05:35:25] [INFO ] Deduced a trap composed of 15 places in 89 ms of which 2 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 12680 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 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 33826ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 33832ms
[2024-06-01 05:35:52] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:35:52] [INFO ] Invariant cache hit.
[2024-06-01 05:35:52] [INFO ] Implicit Places using invariants in 132 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 136 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/66 places, 505/506 transitions.
Applied a total of 0 rules in 26 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 34020 ms. Remains : 64/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 49 ms :[(AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-07
Product exploration explored 100000 steps with 6078 reset in 486 ms.
Product exploration explored 100000 steps with 6245 reset in 551 ms.
Computed a total of 47 stabilizing places and 81 stable transitions
Computed a total of 47 stabilizing places and 81 stable transitions
Detected a total of 47/64 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 p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 8 factoid took 333 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 47 ms :[(AND (NOT p0) (NOT p1))]
RANDOM walk for 283 steps (0 resets) in 12 ms. (21 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (F p1), (F (NOT (OR p0 (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p1)))), (F p0)]
Knowledge based reduction with 8 factoid took 354 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 56 ms :[(AND (NOT p0) (NOT p1))]
[2024-06-01 05:35:54] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 64 cols
[2024-06-01 05:35:54] [INFO ] Computed 6 invariants in 2 ms
[2024-06-01 05:35:55] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 05:35:55] [INFO ] [Real]Absence check using state equation in 70 ms returned sat
[2024-06-01 05:35:55] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:35:55] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2024-06-01 05:35:55] [INFO ] [Nat]Absence check using state equation in 85 ms returned sat
[2024-06-01 05:35:55] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:35:55] [INFO ] [Nat]Added 20 Read/Feed constraints in 26 ms returned sat
[2024-06-01 05:35:55] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 36 ms.
[2024-06-01 05:35:56] [INFO ] Added : 18 causal constraints over 6 iterations in 177 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 25 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 505/505 transitions.
Applied a total of 0 rules in 28 ms. Remains 64 /64 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:35:56] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:35:56] [INFO ] Invariant cache hit.
[2024-06-01 05:35:56] [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 05:35:58] [INFO ] Deduced a trap composed of 5 places in 78 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 05:36:06] [INFO ] Deduced a trap composed of 15 places in 52 ms of which 0 ms to minimize.
[2024-06-01 05:36:06] [INFO ] Deduced a trap composed of 14 places in 52 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/189 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 15546 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]
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, 3/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/189 variables, 64/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (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 20020 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 36872ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 36878ms
[2024-06-01 05:36:33] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:36:33] [INFO ] Invariant cache hit.
[2024-06-01 05:36:33] [INFO ] Implicit Places using invariants in 136 ms returned []
[2024-06-01 05:36:33] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:36:33] [INFO ] Invariant cache hit.
[2024-06-01 05:36:33] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:36:33] [INFO ] Implicit Places using invariants and state equation in 205 ms returned []
Implicit Place search using SMT with State Equation took 346 ms to find 0 implicit places.
[2024-06-01 05:36:33] [INFO ] Redundant transitions in 4 ms returned []
Running 502 sub problems to find dead transitions.
[2024-06-01 05:36:33] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:36:33] [INFO ] Invariant cache hit.
[2024-06-01 05:36:33] [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 05:36:35] [INFO ] Deduced a trap composed of 5 places in 79 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 05:36:40] [INFO ] Deduced a trap composed of 15 places in 75 ms of which 1 ms to minimize.
[2024-06-01 05:36:41] [INFO ] Deduced a trap composed of 14 places in 90 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/189 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 13343 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]
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, 3/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/189 variables, 64/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/189 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 189/189 variables, and 595 constraints, problems are : Problem set: 0 solved, 502 unsolved in 27724 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 41986ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 41992ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 79259 ms. Remains : 64/64 places, 505/505 transitions.
Computed a total of 47 stabilizing places and 81 stable transitions
Computed a total of 47 stabilizing places and 81 stable transitions
Detected a total of 47/64 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 p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (AND (NOT p0) (NOT p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
Knowledge based reduction with 8 factoid took 336 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(AND (NOT p1) (NOT p0))]
RANDOM walk for 274 steps (0 resets) in 8 ms. (30 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (AND (NOT p0) (NOT p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F p1), (F (NOT (AND (NOT p1) (NOT p0)))), (F p0), (F (NOT (OR (NOT p1) p0)))]
Knowledge based reduction with 8 factoid took 553 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 47 ms :[(AND (NOT p1) (NOT p0))]
[2024-06-01 05:37:16] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:37:16] [INFO ] Invariant cache hit.
[2024-06-01 05:37:16] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 05:37:16] [INFO ] [Real]Absence check using state equation in 75 ms returned sat
[2024-06-01 05:37:16] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:37:17] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 05:37:17] [INFO ] [Nat]Absence check using state equation in 51 ms returned sat
[2024-06-01 05:37:17] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:37:17] [INFO ] [Nat]Added 20 Read/Feed constraints in 50 ms returned sat
[2024-06-01 05:37:17] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 16 ms.
[2024-06-01 05:37:17] [INFO ] Added : 32 causal constraints over 7 iterations in 163 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p0))
Stuttering acceptance computed with spot in 35 ms :[(AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 6216 reset in 441 ms.
Product exploration explored 100000 steps with 6143 reset in 547 ms.
Support contains 25 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 505/505 transitions.
Applied a total of 0 rules in 30 ms. Remains 64 /64 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:37:18] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:37:18] [INFO ] Invariant cache hit.
[2024-06-01 05:37:18] [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 05:37:20] [INFO ] Deduced a trap composed of 5 places in 98 ms of which 26 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 05:37:26] [INFO ] Deduced a trap composed of 15 places in 95 ms of which 14 ms to minimize.
[2024-06-01 05:37:26] [INFO ] Deduced a trap composed of 14 places in 78 ms of which 13 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/189 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 17211 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]
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, 3/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/189 variables, 64/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (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 38245ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 38251ms
[2024-06-01 05:37:56] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:37:56] [INFO ] Invariant cache hit.
[2024-06-01 05:37:56] [INFO ] Implicit Places using invariants in 129 ms returned []
[2024-06-01 05:37:57] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:37:57] [INFO ] Invariant cache hit.
[2024-06-01 05:37:57] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:37:57] [INFO ] Implicit Places using invariants and state equation in 226 ms returned []
Implicit Place search using SMT with State Equation took 372 ms to find 0 implicit places.
[2024-06-01 05:37:57] [INFO ] Redundant transitions in 3 ms returned []
Running 502 sub problems to find dead transitions.
[2024-06-01 05:37:57] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:37:57] [INFO ] Invariant cache hit.
[2024-06-01 05:37:57] [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 05:37:59] [INFO ] Deduced a trap composed of 5 places in 102 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 05:38:05] [INFO ] Deduced a trap composed of 15 places in 86 ms of which 14 ms to minimize.
[2024-06-01 05:38:05] [INFO ] Deduced a trap composed of 14 places in 84 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/189 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 16266 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]
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, 3/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/189 variables, 64/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/189 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 189/189 variables, and 595 constraints, problems are : Problem set: 0 solved, 502 unsolved in 30021 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 47055ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 47061ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 85729 ms. Remains : 64/64 places, 505/505 transitions.
Treatment of property BridgeAndVehicles-PT-V20P10N10-LTLFireability-07 finished in 205855 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 U p1))) U (G(p3)||p2)))'
Support contains 7 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 2 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 05:38:44] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-06-01 05:38:44] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 05:38:44] [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 05:38:46] [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
[2024-06-01 05:38:52] [INFO ] Deduced a trap composed of 14 places in 82 ms of which 1 ms to minimize.
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 1/95 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 95 constraints, problems are : Problem set: 0 solved, 503 unsolved in 16972 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]
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, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/75 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/95 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/598 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (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 37849ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 37855ms
[2024-06-01 05:39:22] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:39:22] [INFO ] Invariant cache hit.
[2024-06-01 05:39:22] [INFO ] Implicit Places using invariants in 212 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 224 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 65/66 places, 506/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 65 /65 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 38086 ms. Remains : 65/66 places, 506/506 transitions.
Stuttering acceptance computed with spot in 456 ms :[(AND (NOT p2) (NOT p3)), (NOT p1), (AND (NOT p1) (NOT p3)), (NOT p1), true, (AND (NOT p1) (NOT p3)), (NOT p3)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-09
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P10N10-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N10-LTLFireability-09 finished in 38579 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((!p0 U (p1||G(!p0)))))'
Support contains 6 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 3 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 05:39:23] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:39:23] [INFO ] Invariant cache hit.
[2024-06-01 05:39:23] [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 05:39:25] [INFO ] Deduced a trap composed of 5 places in 115 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
SMT process timed out in 21201ms, After SMT, problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 21209ms
[2024-06-01 05:39:44] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:39:44] [INFO ] Invariant cache hit.
[2024-06-01 05:39:44] [INFO ] Implicit Places using invariants in 135 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 3 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 21356 ms. Remains : 64/66 places, 506/506 transitions.
Stuttering acceptance computed with spot in 101 ms :[true, (AND (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-10
Product exploration explored 100000 steps with 1764 reset in 201 ms.
Product exploration explored 100000 steps with 1715 reset in 199 ms.
Computed a total of 47 stabilizing places and 82 stable transitions
Computed a total of 47 stabilizing places and 82 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 207 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 5 states, 13 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 220 ms :[true, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Reduction of identical properties reduced properties to check from 6 to 5
RANDOM walk for 40001 steps (224 resets) in 336 ms. (118 steps per ms) remains 3/5 properties
BEST_FIRST walk for 40002 steps (88 resets) in 321 ms. (124 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40002 steps (94 resets) in 191 ms. (208 steps per ms) remains 1/1 properties
[2024-06-01 05:39:45] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 64 cols
[2024-06-01 05:39:45] [INFO ] Computed 5 invariants in 2 ms
[2024-06-01 05:39:45] [INFO ] State equation strengthened by 20 read => feed constraints.
Problem apf2 is UNSAT
After SMT solving in domain Real declared 6/190 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 0/5 constraints, State Equation: 0/64 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 80ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X (NOT p1))), (G (OR (NOT p0) (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1)))), (F p0), (F p1), (F (NOT (OR (NOT p0) p1))), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 10 factoid took 397 ms. Reduced automaton from 5 states, 13 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 104 ms :[true, p0, p0]
Stuttering acceptance computed with spot in 106 ms :[true, p0, p0]
Support contains 6 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 506/506 transitions.
Applied a total of 0 rules in 20 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 05:39:46] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:39:46] [INFO ] Invariant cache hit.
[2024-06-01 05:39:46] [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 05:39:48] [INFO ] Deduced a trap composed of 5 places in 86 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
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 90 constraints, problems are : Problem set: 0 solved, 503 unsolved in 10490 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: 1/1 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, 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
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:40:08] [INFO ] Deduced a trap composed of 5 places in 135 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/594 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 20046 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 31383ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 31391ms
[2024-06-01 05:40:17] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:40:17] [INFO ] Invariant cache hit.
[2024-06-01 05:40:17] [INFO ] Implicit Places using invariants in 124 ms returned []
[2024-06-01 05:40:17] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:40:17] [INFO ] Invariant cache hit.
[2024-06-01 05:40:18] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:40:18] [INFO ] Implicit Places using invariants and state equation in 268 ms returned []
Implicit Place search using SMT with State Equation took 408 ms to find 0 implicit places.
[2024-06-01 05:40:18] [INFO ] Redundant transitions in 7 ms returned []
Running 503 sub problems to find dead transitions.
[2024-06-01 05:40:18] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:40:18] [INFO ] Invariant cache hit.
[2024-06-01 05:40:18] [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 05:40:20] [INFO ] Deduced a trap composed of 5 places in 109 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
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 90 constraints, problems are : Problem set: 0 solved, 503 unsolved in 11821 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: 1/1 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, 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
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:40:39] [INFO ] Deduced a trap composed of 5 places in 123 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (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 29094 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 41864ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 41873ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 73710 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
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (AND (NOT p0) (NOT p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 170 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 143 ms :[true, p0, p0]
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 40001 steps (224 resets) in 243 ms. (163 steps per ms) remains 1/3 properties
BEST_FIRST walk for 7833 steps (16 resets) in 22 ms. (340 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (AND (NOT p0) (NOT p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (AND (NOT p1) (NOT p0)))), (F (NOT (OR (NOT p1) p0))), (F p0)]
Knowledge based reduction with 9 factoid took 297 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 110 ms :[true, p0, p0]
Stuttering acceptance computed with spot in 126 ms :[true, p0, p0]
Stuttering acceptance computed with spot in 80 ms :[true, p0, p0]
Product exploration explored 100000 steps with 1719 reset in 260 ms.
Product exploration explored 100000 steps with 1752 reset in 246 ms.
Support contains 6 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 506/506 transitions.
Applied a total of 0 rules in 12 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 05:41:01] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:41:01] [INFO ] Invariant cache hit.
[2024-06-01 05:41:01] [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 05:41:03] [INFO ] Deduced a trap composed of 5 places in 119 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
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 90 constraints, problems are : Problem set: 0 solved, 503 unsolved in 10156 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: 1/1 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, 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
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:41:20] [INFO ] Deduced a trap composed of 5 places in 127 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (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 20031 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 30997ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 31001ms
[2024-06-01 05:41:32] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:41:32] [INFO ] Invariant cache hit.
[2024-06-01 05:41:32] [INFO ] Implicit Places using invariants in 90 ms returned []
[2024-06-01 05:41:32] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:41:32] [INFO ] Invariant cache hit.
[2024-06-01 05:41:32] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:41:32] [INFO ] Implicit Places using invariants and state equation in 194 ms returned []
Implicit Place search using SMT with State Equation took 299 ms to find 0 implicit places.
[2024-06-01 05:41:32] [INFO ] Redundant transitions in 3 ms returned []
Running 503 sub problems to find dead transitions.
[2024-06-01 05:41:32] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:41:32] [INFO ] Invariant cache hit.
[2024-06-01 05:41:32] [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 05:41:35] [INFO ] Deduced a trap composed of 5 places in 118 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
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 90 constraints, problems are : Problem set: 0 solved, 503 unsolved in 10911 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: 1/1 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, 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
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:41:59] [INFO ] Deduced a trap composed of 5 places in 107 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (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 30016 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 41960ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 41965ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 73287 ms. Remains : 64/64 places, 506/506 transitions.
Treatment of property BridgeAndVehicles-PT-V20P10N10-LTLFireability-10 finished in 171963 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||G(p1)))))'
Support contains 3 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 05:42:14] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-06-01 05:42:15] [INFO ] Computed 7 invariants in 2 ms
[2024-06-01 05:42:15] [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 05:42:17] [INFO ] Deduced a trap composed of 5 places in 102 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
[2024-06-01 05:42:21] [INFO ] Deduced a trap composed of 14 places in 81 ms of which 1 ms to minimize.
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 1/95 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 95 constraints, problems are : Problem set: 0 solved, 503 unsolved in 11779 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]
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, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/75 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/95 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/598 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (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 20029 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 32738ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 32745ms
[2024-06-01 05:42:47] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:42:47] [INFO ] Invariant cache hit.
[2024-06-01 05:42:47] [INFO ] Implicit Places using invariants in 183 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 186 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 32936 ms. Remains : 64/66 places, 506/506 transitions.
Stuttering acceptance computed with spot in 218 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-11
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P10N10-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N10-LTLFireability-11 finished in 33182 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 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 3 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 05:42:48] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:42:48] [INFO ] Invariant cache hit.
[2024-06-01 05:42:48] [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 05:42:50] [INFO ] Deduced a trap composed of 5 places in 235 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
[2024-06-01 05:42:55] [INFO ] Deduced a trap composed of 15 places in 95 ms of which 1 ms to minimize.
[2024-06-01 05:42:55] [INFO ] Deduced a trap composed of 14 places in 66 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 503 unsolved in 12286 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: 3/3 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, 3/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/76 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/599 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:43:14] [INFO ] Deduced a trap composed of 5 places in 174 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 1/600 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 600 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20040 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: 4/4 constraints]
After SMT, in 33546ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 33554ms
[2024-06-01 05:43:21] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:43:21] [INFO ] Invariant cache hit.
[2024-06-01 05:43:21] [INFO ] Implicit Places using invariants in 165 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 180 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 1 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 33741 ms. Remains : 64/66 places, 506/506 transitions.
Stuttering acceptance computed with spot in 120 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-12
Product exploration explored 100000 steps with 1768 reset in 194 ms.
Product exploration explored 100000 steps with 1752 reset in 203 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 : [(NOT p0), (X (X (NOT 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 156 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 228 steps (0 resets) in 5 ms. (38 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 140 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 147 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 240 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2024-06-01 05:43:23] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 64 cols
[2024-06-01 05:43:23] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 05:43:23] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-06-01 05:43:23] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2024-06-01 05:43:23] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:43:23] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-06-01 05:43:23] [INFO ] [Nat]Absence check using state equation in 46 ms returned sat
[2024-06-01 05:43:23] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:43:23] [INFO ] [Nat]Added 20 Read/Feed constraints in 24 ms returned sat
[2024-06-01 05:43:23] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 75 transitions) in 53 ms.
[2024-06-01 05:43:23] [INFO ] Added : 10 causal constraints over 3 iterations in 136 ms. Result :sat
Could not prove EG (NOT 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 4 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 05:43:23] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:43:23] [INFO ] Invariant cache hit.
[2024-06-01 05:43:23] [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 05:43:27] [INFO ] Deduced a trap composed of 5 places in 82 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
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 90 constraints, problems are : Problem set: 0 solved, 503 unsolved in 10875 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: 1/1 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, 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
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:43:50] [INFO ] Deduced a trap composed of 5 places in 109 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/594 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 20022 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 32896ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 32900ms
[2024-06-01 05:43:56] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:43:56] [INFO ] Invariant cache hit.
[2024-06-01 05:43:56] [INFO ] Implicit Places using invariants in 171 ms returned []
[2024-06-01 05:43:57] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:43:57] [INFO ] Invariant cache hit.
[2024-06-01 05:43:57] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:43:57] [INFO ] Implicit Places using invariants and state equation in 195 ms returned []
Implicit Place search using SMT with State Equation took 394 ms to find 0 implicit places.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:43:57] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:43:57] [INFO ] Invariant cache hit.
[2024-06-01 05:43:57] [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 05:43:59] [INFO ] Deduced a trap composed of 5 places in 115 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
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 90 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14074 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: 1/1 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, 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
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:44:20] [INFO ] Deduced a trap composed of 5 places in 122 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (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 30028 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 45008ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 45014ms
Finished structural reductions in LTL mode , in 1 iterations and 78316 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 : [(NOT p0), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 167 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 130 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 163 steps (0 resets) in 5 ms. (27 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 119 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 109 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 110 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2024-06-01 05:44:42] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:44:42] [INFO ] Invariant cache hit.
[2024-06-01 05:44:43] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-06-01 05:44:43] [INFO ] [Real]Absence check using state equation in 67 ms returned sat
[2024-06-01 05:44:43] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:44:43] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-06-01 05:44:43] [INFO ] [Nat]Absence check using state equation in 76 ms returned sat
[2024-06-01 05:44:43] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:44:43] [INFO ] [Nat]Added 20 Read/Feed constraints in 34 ms returned sat
[2024-06-01 05:44:43] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 75 transitions) in 32 ms.
[2024-06-01 05:44:43] [INFO ] Added : 10 causal constraints over 3 iterations in 133 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 194 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1734 reset in 206 ms.
Product exploration explored 100000 steps with 1736 reset in 225 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 206 ms :[(NOT p0), (NOT p0), (NOT 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 0 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 37 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 05:44:44] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 64 cols
[2024-06-01 05:44:44] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 05:44:44] [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 05:44:47] [INFO ] Deduced a trap composed of 5 places in 85 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
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 05:44:52] [INFO ] Deduced a trap composed of 15 places in 109 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 13123 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
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 593 constraints, problems are : Problem set: 1 solved, 502 unsolved in 20021 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 34103ms problems are : Problem set: 1 solved, 502 unsolved
Search for dead transitions found 1 dead transitions in 34120ms
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 05:45:18] [INFO ] Redundant transitions in 5 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.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 21 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 34213 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 05:45:19] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 64 cols
[2024-06-01 05:45:19] [INFO ] Computed 5 invariants in 3 ms
[2024-06-01 05:45:19] [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 05:45:21] [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
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 90 constraints, problems are : Problem set: 0 solved, 503 unsolved in 10645 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: 1/1 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, 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
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:45:39] [INFO ] Deduced a trap composed of 5 places in 105 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (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 20023 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 31939ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 31945ms
[2024-06-01 05:45:50] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:45:50] [INFO ] Invariant cache hit.
[2024-06-01 05:45:51] [INFO ] Implicit Places using invariants in 97 ms returned []
[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 ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:45:51] [INFO ] Implicit Places using invariants and state equation in 220 ms returned []
Implicit Place search using SMT with State Equation took 319 ms to find 0 implicit places.
Running 503 sub problems to find dead transitions.
[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 ] 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 05:45:53] [INFO ] Deduced a trap composed of 5 places in 91 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
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 90 constraints, problems are : Problem set: 0 solved, 503 unsolved in 10045 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: 1/1 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, 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
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:46:13] [INFO ] Deduced a trap composed of 5 places in 72 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 1/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (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 30026 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 41144ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 41151ms
Finished structural reductions in LTL mode , in 1 iterations and 73423 ms. Remains : 64/64 places, 506/506 transitions.
Treatment of property BridgeAndVehicles-PT-V20P10N10-LTLFireability-12 finished in 224326 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(((p0&&G(p1))||(F(G(p2))&&G(p0))))))'
Support contains 8 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 25 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 05:46:32] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-06-01 05:46:32] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 05:46:32] [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 05:46:34] [INFO ] Deduced a trap composed of 5 places in 71 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 05:46:38] [INFO ] Deduced a trap composed of 15 places in 78 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 11632 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 18792 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 31350ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 31359ms
[2024-06-01 05:47:03] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:47:03] [INFO ] Invariant cache hit.
[2024-06-01 05:47:04] [INFO ] Implicit Places using invariants in 134 ms returned []
[2024-06-01 05:47:04] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:47:04] [INFO ] Invariant cache hit.
[2024-06-01 05:47:04] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:47:04] [INFO ] Implicit Places using invariants and state equation in 205 ms returned []
Implicit Place search using SMT with State Equation took 343 ms to find 0 implicit places.
[2024-06-01 05:47:04] [INFO ] Redundant transitions in 4 ms returned []
Running 502 sub problems to find dead transitions.
[2024-06-01 05:47:04] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:47:04] [INFO ] Invariant cache hit.
[2024-06-01 05:47:04] [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 05:47:06] [INFO ] Deduced a trap composed of 5 places in 90 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 05:47:10] [INFO ] Deduced a trap composed of 15 places in 95 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 11289 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 30015 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 42392ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 42398ms
Starting structural reductions in SI_LTL mode, iteration 1 : 65/66 places, 505/506 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 74143 ms. Remains : 65/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 209 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-13
Product exploration explored 100000 steps with 585 reset in 310 ms.
Product exploration explored 100000 steps with 585 reset in 325 ms.
Computed a total of 48 stabilizing places and 81 stable transitions
Computed a total of 48 stabilizing places and 81 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p2), (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (OR (AND (NOT p0) p2) (AND (NOT p1) p2))), (X (NOT (AND p0 p1 p2))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT (AND p0 p1 (NOT p2)))), (X p0), (X (NOT p1)), (X (X p2)), (X (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) p2))), (X (X (OR (AND (NOT p0) p2) (AND (NOT p1) p2)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X p0)), (X (X (NOT p1))), (X (X (NOT (AND (NOT p1) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 27 factoid took 244 ms. Reduced automaton from 5 states, 22 edges and 3 AP (stutter insensitive) to 5 states, 22 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 283 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Reduction of identical properties reduced properties to check from 17 to 16
RANDOM walk for 40001 steps (224 resets) in 387 ms. (103 steps per ms) remains 3/16 properties
BEST_FIRST walk for 40001 steps (101 resets) in 171 ms. (232 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (88 resets) in 231 ms. (172 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (104 resets) in 499 ms. (80 steps per ms) remains 3/3 properties
[2024-06-01 05:47:48] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:47:48] [INFO ] Invariant cache hit.
[2024-06-01 05:47:48] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf9 is UNSAT
Problem apf10 is UNSAT
Problem apf11 is UNSAT
After SMT solving in domain Real declared 52/190 variables, and 5 constraints, problems are : Problem set: 3 solved, 0 unsolved in 107 ms.
Refiners :[Positive P Invariants (semi-flows): 5/6 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/65 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 131ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 3 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p2), (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (OR (AND (NOT p0) p2) (AND (NOT p1) p2))), (X (NOT (AND p0 p1 p2))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT (AND p0 p1 (NOT p2)))), (X p0), (X (NOT p1)), (X (X p2)), (X (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) p2))), (X (X (OR (AND (NOT p0) p2) (AND (NOT p1) p2)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X p0)), (X (X (NOT p1))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (G (OR (NOT p0) p2 (NOT p1))), (G (OR p2 (NOT p1))), (G (OR p0 (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR p0 p1))), (F (NOT (AND (OR p0 p2) (OR p2 p1)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) p2 p1))), (F (NOT (AND p0 (NOT p1)))), (F p1), (F (NOT (AND p2 (NOT p1)))), (F (NOT p0)), (F (NOT (OR (AND (NOT p0) p2) (AND p2 (NOT p1))))), (F (NOT p2)), (F (NOT (OR (NOT p2) (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p2) (NOT p1)))), (F (NOT (OR p2 p1)))]
Knowledge based reduction with 30 factoid took 554 ms. Reduced automaton from 5 states, 22 edges and 3 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 128 ms :[(OR (NOT p0) (NOT p2)), (NOT p2)]
Stuttering acceptance computed with spot in 91 ms :[(OR (NOT p0) (NOT p2)), (NOT p2)]
Support contains 5 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 15 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 05:47:49] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:47:49] [INFO ] Invariant cache hit.
[2024-06-01 05:47:49] [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 05:47:52] [INFO ] Deduced a trap composed of 5 places in 119 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 05:47:57] [INFO ] Deduced a trap composed of 15 places in 111 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 12855 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 20032 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 34223ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 34231ms
[2024-06-01 05:48:23] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:48:23] [INFO ] Invariant cache hit.
[2024-06-01 05:48:23] [INFO ] Implicit Places using invariants in 132 ms returned []
[2024-06-01 05:48:23] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:48:23] [INFO ] Invariant cache hit.
[2024-06-01 05:48:23] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:48:24] [INFO ] Implicit Places using invariants and state equation in 186 ms returned []
Implicit Place search using SMT with State Equation took 345 ms to find 0 implicit places.
[2024-06-01 05:48:24] [INFO ] Redundant transitions in 7 ms returned []
Running 502 sub problems to find dead transitions.
[2024-06-01 05:48:24] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:48:24] [INFO ] Invariant cache hit.
[2024-06-01 05:48:24] [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 05:48:26] [INFO ] Deduced a trap composed of 5 places in 83 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 05:48:31] [INFO ] Deduced a trap composed of 15 places in 90 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 13031 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 30012 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 44293ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 44303ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 78912 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
Knowledge obtained : [(AND p0 p2), (X p2), (X (NOT (AND p0 (NOT p2)))), (X p0), (X (X p2)), (X (X (NOT (AND p0 (NOT p2))))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 153 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 112 ms :[(OR (NOT p0) (NOT p2)), (NOT p2)]
RANDOM walk for 520 steps (0 resets) in 5 ms. (86 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p0 p2), (X p2), (X (NOT (AND p0 (NOT p2)))), (X p0), (X (X p2)), (X (X (NOT (AND p0 (NOT p2))))), (X (X p0))]
False Knowledge obtained : [(F (NOT p2)), (F (NOT p0)), (F (NOT (OR p2 (NOT p0))))]
Knowledge based reduction with 7 factoid took 183 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(OR (NOT p0) (NOT p2)), (NOT p2)]
Stuttering acceptance computed with spot in 70 ms :[(OR (NOT p0) (NOT p2)), (NOT p2)]
Stuttering acceptance computed with spot in 72 ms :[(OR (NOT p0) (NOT p2)), (NOT p2)]
Product exploration explored 100000 steps with 586 reset in 253 ms.
Product exploration explored 100000 steps with 585 reset in 296 ms.
Support contains 5 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 15 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 05:49:09] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:49:09] [INFO ] Invariant cache hit.
[2024-06-01 05:49:09] [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 05:49:11] [INFO ] Deduced a trap composed of 5 places in 79 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 05:49:16] [INFO ] Deduced a trap composed of 15 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 12389 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
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 33305ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 33311ms
[2024-06-01 05:49:43] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:49:43] [INFO ] Invariant cache hit.
[2024-06-01 05:49:43] [INFO ] Implicit Places using invariants in 207 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 209 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 33554 ms. Remains : 64/65 places, 505/505 transitions.
Treatment of property BridgeAndVehicles-PT-V20P10N10-LTLFireability-13 finished in 190787 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)||F(p1)))'
Support contains 7 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 15 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 05:49:43] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-06-01 05:49:43] [INFO ] Computed 7 invariants in 2 ms
[2024-06-01 05:49:43] [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 05:49:45] [INFO ] Deduced a trap composed of 5 places in 114 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
[2024-06-01 05:49:50] [INFO ] Deduced a trap composed of 14 places in 82 ms of which 1 ms to minimize.
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 1/95 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 95 constraints, problems are : Problem set: 0 solved, 503 unsolved in 11701 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]
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, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/75 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/95 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/598 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (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 20041 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 32797ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 32802ms
[2024-06-01 05:50:16] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:50:16] [INFO ] Invariant cache hit.
[2024-06-01 05:50:16] [INFO ] Implicit Places using invariants in 269 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 281 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 29 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 33129 ms. Remains : 65/66 places, 506/506 transitions.
Stuttering acceptance computed with spot in 109 ms :[(NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-14
Stuttering criterion allowed to conclude after 2748 steps with 53 reset in 6 ms.
FORMULA BridgeAndVehicles-PT-V20P10N10-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N10-LTLFireability-14 finished in 33275 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' '!((!p0 U (p1 U p2)))'
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 05:50:16] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:50:16] [INFO ] Invariant cache hit.
[2024-06-01 05:50:16] [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 05:50:19] [INFO ] Deduced a trap composed of 5 places in 82 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
[2024-06-01 05:50:25] [INFO ] Deduced a trap composed of 15 places in 104 ms of which 1 ms to minimize.
[2024-06-01 05:50:25] [INFO ] Deduced a trap composed of 14 places in 105 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20056 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: 3/3 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, 3/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/76 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/599 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 192/192 variables, and 599 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20039 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: 3/3 constraints]
After SMT, in 41515ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 41532ms
[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 ] Implicit Places using invariants in 133 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 147 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 27 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 41722 ms. Remains : 65/66 places, 506/506 transitions.
Stuttering acceptance computed with spot in 124 ms :[true, (NOT p2), (NOT p2)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-15
Product exploration explored 100000 steps with 1254 reset in 268 ms.
Product exploration explored 100000 steps with 1182 reset in 335 ms.
Computed a total of 48 stabilizing places and 82 stable transitions
Computed a total of 48 stabilizing places and 82 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT p2)), (X (AND (NOT p2) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p1) p0))), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND (NOT p2) p1 p0))), (X (NOT (AND (NOT p2) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) p0)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) p1 p0)))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 271 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 134 ms :[true, (NOT p2), (NOT p2)]
RANDOM walk for 40000 steps (224 resets) in 679 ms. (58 steps per ms) remains 3/8 properties
BEST_FIRST walk for 40002 steps (76 resets) in 480 ms. (83 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (88 resets) in 292 ms. (136 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (97 resets) in 283 ms. (140 steps per ms) remains 3/3 properties
[2024-06-01 05:51:00] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 65 cols
[2024-06-01 05:51:00] [INFO ] Computed 6 invariants in 1 ms
[2024-06-01 05:51:00] [INFO ] State equation strengthened by 20 read => feed constraints.
Problem apf7 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 54/63 variables, 6/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 126/189 variables, 63/69 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/89 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 0/89 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 2/191 variables, 2/91 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 0/91 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/191 variables, 0/91 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 91 constraints, problems are : Problem set: 1 solved, 2 unsolved in 196 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 65/65 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) 0/9 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 54/63 variables, 6/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 126/189 variables, 63/69 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/89 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 2/91 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/91 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 2/191 variables, 2/93 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/191 variables, 0/93 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 0/191 variables, 0/93 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 191/191 variables, and 93 constraints, problems are : Problem set: 1 solved, 2 unsolved in 338 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 567ms problems are : Problem set: 1 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 137 ms.
Support contains 9 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 506/506 transitions.
Applied a total of 0 rules in 10 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 05:51:00] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:51:00] [INFO ] Invariant cache hit.
[2024-06-01 05:51:00] [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 05:51:04] [INFO ] Deduced a trap composed of 5 places in 126 ms of which 1 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
[2024-06-01 05:51:09] [INFO ] Deduced a trap composed of 15 places in 108 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:51:11] [INFO ] Deduced a trap composed of 14 places in 63 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 0/191 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 16863 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: 3/3 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, 3/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/191 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 191/191 variables, and 597 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20027 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: 3/3 constraints]
After SMT, in 38434ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 38438ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38450 ms. Remains : 65/65 places, 506/506 transitions.
RANDOM walk for 40000 steps (224 resets) in 620 ms. (64 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (77 resets) in 326 ms. (122 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (88 resets) in 314 ms. (126 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 339234 steps, run timeout after 3001 ms. (steps per millisecond=113 ) properties seen :0 out of 2
Probabilistic random walk after 339234 steps, saw 86868 distinct states, run finished after 3002 ms. (steps per millisecond=113 ) properties seen :0
[2024-06-01 05:51:42] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:51:42] [INFO ] Invariant cache hit.
[2024-06-01 05:51:42] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 54/63 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 126/189 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 2/191 variables, 2/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/191 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 91 constraints, problems are : Problem set: 0 solved, 2 unsolved in 124 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 54/63 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 126/189 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 2/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 2/191 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/191 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 0/191 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 191/191 variables, and 93 constraints, problems are : Problem set: 0 solved, 2 unsolved in 270 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 433ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 233 ms.
Support contains 9 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 506/506 transitions.
Applied a total of 0 rules in 24 ms. Remains 65 /65 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 65/65 places, 506/506 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 506/506 transitions.
Applied a total of 0 rules in 9 ms. Remains 65 /65 variables (removed 0) and now considering 506/506 (removed 0) transitions.
[2024-06-01 05:51:43] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:51:43] [INFO ] Invariant cache hit.
[2024-06-01 05:51:43] [INFO ] Implicit Places using invariants in 113 ms returned []
[2024-06-01 05:51:43] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:51:43] [INFO ] Invariant cache hit.
[2024-06-01 05:51:43] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:51:43] [INFO ] Implicit Places using invariants and state equation in 213 ms returned []
Implicit Place search using SMT with State Equation took 330 ms to find 0 implicit places.
[2024-06-01 05:51:43] [INFO ] Redundant transitions in 3 ms returned []
Running 503 sub problems to find dead transitions.
[2024-06-01 05:51:43] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:51:43] [INFO ] Invariant cache hit.
[2024-06-01 05:51:43] [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 05:51:46] [INFO ] Deduced a trap composed of 5 places in 168 ms of which 1 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
[2024-06-01 05:51:52] [INFO ] Deduced a trap composed of 15 places in 99 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:51:55] [INFO ] Deduced a trap composed of 14 places in 170 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 0/191 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 19907 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: 3/3 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, 3/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/191 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/191 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 191/191 variables, and 597 constraints, problems are : Problem set: 0 solved, 503 unsolved in 29724 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: 3/3 constraints]
After SMT, in 50427ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 50431ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50782 ms. Remains : 65/65 places, 506/506 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 380 transitions
Reduce isomorphic transitions removed 380 transitions.
Iterating post reduction 0 with 380 rules applied. Total rules applied 380 place count 65 transition count 126
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 384 place count 63 transition count 124
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 385 place count 63 transition count 123
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 386 place count 62 transition count 123
Applied a total of 386 rules in 5 ms. Remains 62 /65 variables (removed 3) and now considering 123/506 (removed 383) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 123 rows 62 cols
[2024-06-01 05:52:34] [INFO ] Computed 6 invariants in 5 ms
[2024-06-01 05:52:34] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 05:52:34] [INFO ] After 190ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2024-06-01 05:52:34] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:52:34] [INFO ] After 62ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2024-06-01 05:52:34] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 05:52:34] [INFO ] After 23ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2024-06-01 05:52:34] [INFO ] After 46ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2024-06-01 05:52:34] [INFO ] After 192ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 402 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT p2)), (X (AND (NOT p2) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p1) p0))), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND (NOT p2) p1 p0))), (X (NOT (AND (NOT p2) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) p0)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) p1 p0)))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (G (OR (NOT p0) p2 p1))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p2)))), (F (NOT (OR p2 (NOT p1)))), (F p1), (F p2), (F (NOT (AND (NOT p2) (NOT p1))))]
Knowledge based reduction with 18 factoid took 284 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 122 ms :[true, (NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 125 ms :[true, (NOT p2), (NOT p2)]
[2024-06-01 05:52:35] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 65 cols
[2024-06-01 05:52:35] [INFO ] Computed 6 invariants in 3 ms
[2024-06-01 05:52:35] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:52:35] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2024-06-01 05:52:35] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:52:35] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:52:35] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2024-06-01 05:52:35] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:52:35] [INFO ] [Nat]Added 20 Read/Feed constraints in 9 ms returned sat
[2024-06-01 05:52:35] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 75 transitions) in 13 ms.
[2024-06-01 05:52:35] [INFO ] Added : 17 causal constraints over 6 iterations in 116 ms. Result :sat
Could not prove EG (NOT p2)
Support contains 9 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 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.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:52:35] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:52:35] [INFO ] Invariant cache hit.
[2024-06-01 05:52:35] [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 05:52:38] [INFO ] Deduced a trap composed of 5 places in 83 ms of which 1 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
[2024-06-01 05:52:42] [INFO ] Deduced a trap composed of 15 places in 52 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:52:44] [INFO ] Deduced a trap composed of 14 places in 88 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 0/191 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14078 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: 3/3 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, 3/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/191 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 191/191 variables, and 597 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20027 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: 3/3 constraints]
After SMT, in 35104ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 35109ms
[2024-06-01 05:53:10] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:53:10] [INFO ] Invariant cache hit.
[2024-06-01 05:53:10] [INFO ] Implicit Places using invariants in 139 ms returned []
[2024-06-01 05:53:10] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:53:11] [INFO ] Invariant cache hit.
[2024-06-01 05:53:11] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:53:11] [INFO ] Implicit Places using invariants and state equation in 171 ms returned []
Implicit Place search using SMT with State Equation took 325 ms to find 0 implicit places.
[2024-06-01 05:53:11] [INFO ] Redundant transitions in 3 ms returned []
Running 503 sub problems to find dead transitions.
[2024-06-01 05:53:11] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:53:11] [INFO ] Invariant cache hit.
[2024-06-01 05:53:11] [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 05:53:13] [INFO ] Deduced a trap composed of 5 places in 97 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
[2024-06-01 05:53:17] [INFO ] Deduced a trap composed of 15 places in 70 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:53:20] [INFO ] Deduced a trap composed of 14 places in 68 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 0/191 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14727 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: 3/3 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, 3/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/191 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/191 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 191/191 variables, and 597 constraints, problems are : Problem set: 0 solved, 503 unsolved in 26850 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: 3/3 constraints]
After SMT, in 42530ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 42537ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 78008 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
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT p2)), (X (NOT (AND p0 (NOT p2) p1))), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND (NOT p2) p1))), (X (AND (NOT p0) (NOT p2))), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND p0 (NOT p2) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 172 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 90 ms :[true, (NOT p2), (NOT p2)]
RANDOM walk for 40000 steps (224 resets) in 1027 ms. (38 steps per ms) remains 3/8 properties
BEST_FIRST walk for 40001 steps (96 resets) in 321 ms. (124 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (76 resets) in 390 ms. (102 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (88 resets) in 365 ms. (109 steps per ms) remains 3/3 properties
[2024-06-01 05:53:54] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:53:54] [INFO ] Invariant cache hit.
[2024-06-01 05:53:54] [INFO ] State equation strengthened by 20 read => feed constraints.
Problem apf3 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 54/63 variables, 6/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 126/189 variables, 63/69 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/89 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 0/89 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 2/191 variables, 2/91 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 0/91 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/191 variables, 0/91 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 91 constraints, problems are : Problem set: 1 solved, 2 unsolved in 131 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 65/65 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) 0/9 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 54/63 variables, 6/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 126/189 variables, 63/69 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/89 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 2/91 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/91 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 2/191 variables, 2/93 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/191 variables, 0/93 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 0/191 variables, 0/93 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 191/191 variables, and 93 constraints, problems are : Problem set: 1 solved, 2 unsolved in 222 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 381ms problems are : Problem set: 1 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 93 ms.
Support contains 9 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 506/506 transitions.
Applied a total of 0 rules in 10 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 05:53:55] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:53:55] [INFO ] Invariant cache hit.
[2024-06-01 05:53:55] [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 05:53:57] [INFO ] Deduced a trap composed of 5 places in 103 ms of which 1 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
[2024-06-01 05:54:02] [INFO ] Deduced a trap composed of 15 places in 99 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:54:04] [INFO ] Deduced a trap composed of 14 places in 81 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 0/191 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14083 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: 3/3 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, 3/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/191 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/191 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 191/191 variables, and 597 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20022 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: 3/3 constraints]
After SMT, in 35067ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 35071ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35082 ms. Remains : 65/65 places, 506/506 transitions.
RANDOM walk for 40000 steps (224 resets) in 877 ms. (45 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (76 resets) in 376 ms. (106 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (88 resets) in 358 ms. (111 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 519398 steps, run timeout after 3001 ms. (steps per millisecond=173 ) properties seen :0 out of 2
Probabilistic random walk after 519398 steps, saw 129099 distinct states, run finished after 3001 ms. (steps per millisecond=173 ) properties seen :0
[2024-06-01 05:54:33] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:54:33] [INFO ] Invariant cache hit.
[2024-06-01 05:54:33] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 54/63 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 126/189 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 2/191 variables, 2/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/191 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 91 constraints, problems are : Problem set: 0 solved, 2 unsolved in 132 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 54/63 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 126/189 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 2/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 2/191 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/191 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 0/191 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 191/191 variables, and 93 constraints, problems are : Problem set: 0 solved, 2 unsolved in 284 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 449ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 174 ms.
Support contains 9 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 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 REACHABILITY mode , in 1 iterations and 14 ms. Remains : 65/65 places, 506/506 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 506/506 transitions.
Applied a total of 0 rules in 13 ms. Remains 65 /65 variables (removed 0) and now considering 506/506 (removed 0) transitions.
[2024-06-01 05:54:34] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:54:34] [INFO ] Invariant cache hit.
[2024-06-01 05:54:34] [INFO ] Implicit Places using invariants in 105 ms returned []
[2024-06-01 05:54:34] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:54:34] [INFO ] Invariant cache hit.
[2024-06-01 05:54:34] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:54:34] [INFO ] Implicit Places using invariants and state equation in 168 ms returned []
Implicit Place search using SMT with State Equation took 275 ms to find 0 implicit places.
[2024-06-01 05:54:34] [INFO ] Redundant transitions in 3 ms returned []
Running 503 sub problems to find dead transitions.
[2024-06-01 05:54:34] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:54:34] [INFO ] Invariant cache hit.
[2024-06-01 05:54:34] [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 05:54:37] [INFO ] Deduced a trap composed of 5 places in 91 ms of which 1 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
[2024-06-01 05:54:43] [INFO ] Deduced a trap composed of 15 places in 89 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:54:46] [INFO ] Deduced a trap composed of 14 places in 80 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 0/191 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 18411 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: 3/3 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, 3/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/191 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/191 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 191/191 variables, and 597 constraints, problems are : Problem set: 0 solved, 503 unsolved in 28235 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: 3/3 constraints]
After SMT, in 47693ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 47698ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47995 ms. Remains : 65/65 places, 506/506 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 380 transitions
Reduce isomorphic transitions removed 380 transitions.
Iterating post reduction 0 with 380 rules applied. Total rules applied 380 place count 65 transition count 126
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 384 place count 63 transition count 124
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 385 place count 63 transition count 123
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 386 place count 62 transition count 123
Applied a total of 386 rules in 5 ms. Remains 62 /65 variables (removed 3) and now considering 123/506 (removed 383) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 123 rows 62 cols
[2024-06-01 05:55:22] [INFO ] Computed 6 invariants in 3 ms
[2024-06-01 05:55:22] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:55:22] [INFO ] After 108ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2024-06-01 05:55:22] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:55:22] [INFO ] After 66ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2024-06-01 05:55:22] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 05:55:22] [INFO ] After 16ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2024-06-01 05:55:22] [INFO ] After 33ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2024-06-01 05:55:22] [INFO ] After 189ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 315 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT p2)), (X (NOT (AND p0 (NOT p2) p1))), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND (NOT p2) p1))), (X (AND (NOT p0) (NOT p2))), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (G (OR p1 p2 (NOT p0)))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p2)))), (F p2), (F (NOT (OR (NOT p1) p2))), (F (NOT (AND (NOT p2) (NOT p0)))), (F p1)]
Knowledge based reduction with 18 factoid took 380 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 198 ms :[true, (NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 143 ms :[true, (NOT p2), (NOT p2)]
[2024-06-01 05:55:23] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 65 cols
[2024-06-01 05:55:23] [INFO ] Computed 6 invariants in 1 ms
[2024-06-01 05:55:23] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:55:23] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2024-06-01 05:55:23] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:55:23] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 05:55:24] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-06-01 05:55:24] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:55:24] [INFO ] [Nat]Added 20 Read/Feed constraints in 7 ms returned sat
[2024-06-01 05:55:24] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 75 transitions) in 16 ms.
[2024-06-01 05:55:24] [INFO ] Added : 17 causal constraints over 6 iterations in 87 ms. Result :sat
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 139 ms :[true, (NOT p2), (NOT p2)]
Product exploration explored 100000 steps with 1217 reset in 261 ms.
Product exploration explored 100000 steps with 1257 reset in 323 ms.
Support contains 9 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 506/506 transitions.
Applied a total of 0 rules in 10 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 05:55:24] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:55:24] [INFO ] Invariant cache hit.
[2024-06-01 05:55:24] [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, 503 unsolved
[2024-06-01 05:55:35] [INFO ] Deduced a trap composed of 5 places in 159 ms of which 1 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
[2024-06-01 05:55:40] [INFO ] Deduced a trap composed of 15 places in 95 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:55:42] [INFO ] Deduced a trap composed of 14 places in 57 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 191/191 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20032 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: 3/3 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, 3/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/191 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 191/191 variables, and 597 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20024 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: 3/3 constraints]
After SMT, in 40971ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 40976ms
[2024-06-01 05:56:05] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:56:05] [INFO ] Invariant cache hit.
[2024-06-01 05:56:06] [INFO ] Implicit Places using invariants in 200 ms returned []
[2024-06-01 05:56:06] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:56:06] [INFO ] Invariant cache hit.
[2024-06-01 05:56:06] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:56:06] [INFO ] Implicit Places using invariants and state equation in 176 ms returned []
Implicit Place search using SMT with State Equation took 380 ms to find 0 implicit places.
[2024-06-01 05:56:06] [INFO ] Redundant transitions in 3 ms returned []
Running 503 sub problems to find dead transitions.
[2024-06-01 05:56:06] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:56:06] [INFO ] Invariant cache hit.
[2024-06-01 05:56:06] [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 05:56:08] [INFO ] Deduced a trap composed of 5 places in 70 ms of which 1 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
[2024-06-01 05:56:15] [INFO ] Deduced a trap composed of 15 places in 102 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:56:17] [INFO ] Deduced a trap composed of 14 places in 126 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 0/191 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 16146 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: 3/3 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, 3/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/191 variables, 65/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/191 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 191/191 variables, and 597 constraints, problems are : Problem set: 0 solved, 503 unsolved in 26836 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: 3/3 constraints]
After SMT, in 43981ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 43986ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 85365 ms. Remains : 65/65 places, 506/506 transitions.
Treatment of property BridgeAndVehicles-PT-V20P10N10-LTLFireability-15 finished in 393764 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(F(p0)))))'
Found a Shortening insensitive property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-02
Stuttering acceptance computed with spot in 150 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 22 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
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 63 transition count 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 29 ms. Remains 61 /66 variables (removed 5) and now considering 502/506 (removed 4) transitions.
[2024-06-01 05:56:50] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
// Phase 1: matrix 122 rows 61 cols
[2024-06-01 05:56:50] [INFO ] Computed 6 invariants in 1 ms
[2024-06-01 05:56:50] [INFO ] Implicit Places using invariants in 136 ms returned [22, 46]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 138 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 59/66 places, 502/506 transitions.
Applied a total of 0 rules in 5 ms. Remains 59 /59 variables (removed 0) and now considering 502/502 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 172 ms. Remains : 59/66 places, 502/506 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-02
Product exploration explored 100000 steps with 1720 reset in 537 ms.
Product exploration explored 100000 steps with 1726 reset in 560 ms.
Computed a total of 44 stabilizing places and 80 stable transitions
Computed a total of 44 stabilizing places and 80 stable transitions
Detected a total of 44/59 stabilizing places and 80/502 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 171 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 142 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 236 steps (0 resets) in 5 ms. (39 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 160 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 191 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 158 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2024-06-01 05:56:52] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
// Phase 1: matrix 122 rows 59 cols
[2024-06-01 05:56:52] [INFO ] Computed 4 invariants in 2 ms
[2024-06-01 05:56:52] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-06-01 05:56:53] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2024-06-01 05:56:53] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:56:53] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-06-01 05:56:53] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-06-01 05:56:53] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:56:53] [INFO ] [Nat]Added 20 Read/Feed constraints in 31 ms returned sat
[2024-06-01 05:56:53] [INFO ] Deduced a trap composed of 12 places in 68 ms of which 1 ms to minimize.
[2024-06-01 05:56:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 90 ms
[2024-06-01 05:56:53] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 71 transitions) in 16 ms.
[2024-06-01 05:56:53] [INFO ] Added : 6 causal constraints over 2 iterations in 71 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 22 out of 59 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 59/59 places, 502/502 transitions.
Applied a total of 0 rules in 2 ms. Remains 59 /59 variables (removed 0) and now considering 502/502 (removed 0) transitions.
[2024-06-01 05:56:53] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
[2024-06-01 05:56:53] [INFO ] Invariant cache hit.
[2024-06-01 05:56:53] [INFO ] Implicit Places using invariants in 178 ms returned []
[2024-06-01 05:56:53] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
[2024-06-01 05:56:53] [INFO ] Invariant cache hit.
[2024-06-01 05:56:53] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:56:53] [INFO ] Implicit Places using invariants and state equation in 195 ms returned []
Implicit Place search using SMT with State Equation took 378 ms to find 0 implicit places.
Running 499 sub problems to find dead transitions.
[2024-06-01 05:56:53] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
[2024-06-01 05:56:53] [INFO ] Invariant cache hit.
[2024-06-01 05:56:53] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 2 (OVERLAPS) 122/181 variables, 59/63 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/181 variables, 20/83 constraints. Problems are: Problem set: 0 solved, 499 unsolved
[2024-06-01 05:56:59] [INFO ] Deduced a trap composed of 12 places in 48 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/181 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 6 (OVERLAPS) 0/181 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 499 unsolved
No progress, stopping.
After SMT solving in domain Real declared 181/181 variables, and 84 constraints, problems are : Problem set: 0 solved, 499 unsolved in 11067 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 59/59 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 499/499 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 499 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 3 (OVERLAPS) 122/181 variables, 59/64 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/181 variables, 20/84 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 499/583 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/583 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 7 (OVERLAPS) 0/181 variables, 0/583 constraints. Problems are: Problem set: 0 solved, 499 unsolved
No progress, stopping.
After SMT solving in domain Int declared 181/181 variables, and 583 constraints, problems are : Problem set: 0 solved, 499 unsolved in 26382 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 59/59 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 499/499 constraints, Known Traps: 1/1 constraints]
After SMT, in 38682ms problems are : Problem set: 0 solved, 499 unsolved
Search for dead transitions found 0 dead transitions in 38690ms
Finished structural reductions in LTL mode , in 1 iterations and 39072 ms. Remains : 59/59 places, 502/502 transitions.
Computed a total of 44 stabilizing places and 80 stable transitions
Computed a total of 44 stabilizing places and 80 stable transitions
Detected a total of 44/59 stabilizing places and 80/502 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 144 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 223 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 231 steps (0 resets) in 5 ms. (38 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 80 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 171 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 157 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2024-06-01 05:57:33] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
[2024-06-01 05:57:33] [INFO ] Invariant cache hit.
[2024-06-01 05:57:34] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-06-01 05:57:34] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-06-01 05:57:34] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:57:34] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-06-01 05:57:34] [INFO ] [Nat]Absence check using state equation in 48 ms returned sat
[2024-06-01 05:57:34] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:57:34] [INFO ] [Nat]Added 20 Read/Feed constraints in 48 ms returned sat
[2024-06-01 05:57:34] [INFO ] Deduced a trap composed of 12 places in 62 ms of which 1 ms to minimize.
[2024-06-01 05:57:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 113 ms
[2024-06-01 05:57:34] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 71 transitions) in 15 ms.
[2024-06-01 05:57:34] [INFO ] Added : 21 causal constraints over 6 iterations in 95 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 183 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1720 reset in 253 ms.
Product exploration explored 100000 steps with 1715 reset in 270 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 178 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 22 out of 59 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 59/59 places, 502/502 transitions.
Applied a total of 0 rules in 16 ms. Remains 59 /59 variables (removed 0) and now considering 502/502 (removed 0) transitions.
[2024-06-01 05:57:35] [INFO ] Redundant transitions in 3 ms returned []
Running 499 sub problems to find dead transitions.
[2024-06-01 05:57:35] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
[2024-06-01 05:57:35] [INFO ] Invariant cache hit.
[2024-06-01 05:57:35] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 2 (OVERLAPS) 122/181 variables, 59/63 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/181 variables, 20/83 constraints. Problems are: Problem set: 0 solved, 499 unsolved
[2024-06-01 05:57:40] [INFO ] Deduced a trap composed of 12 places in 84 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/181 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 6 (OVERLAPS) 0/181 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 499 unsolved
No progress, stopping.
After SMT solving in domain Real declared 181/181 variables, and 84 constraints, problems are : Problem set: 0 solved, 499 unsolved in 10514 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 59/59 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 499/499 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 499 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 3 (OVERLAPS) 122/181 variables, 59/64 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/181 variables, 20/84 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 499/583 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/583 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 7 (OVERLAPS) 0/181 variables, 0/583 constraints. Problems are: Problem set: 0 solved, 499 unsolved
No progress, stopping.
After SMT solving in domain Int declared 181/181 variables, and 583 constraints, problems are : Problem set: 0 solved, 499 unsolved in 24658 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 59/59 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 499/499 constraints, Known Traps: 1/1 constraints]
After SMT, in 36163ms problems are : Problem set: 0 solved, 499 unsolved
Search for dead transitions found 0 dead transitions in 36170ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 36198 ms. Remains : 59/59 places, 502/502 transitions.
Support contains 22 out of 59 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 59/59 places, 502/502 transitions.
Applied a total of 0 rules in 1 ms. Remains 59 /59 variables (removed 0) and now considering 502/502 (removed 0) transitions.
[2024-06-01 05:58:11] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
[2024-06-01 05:58:11] [INFO ] Invariant cache hit.
[2024-06-01 05:58:12] [INFO ] Implicit Places using invariants in 113 ms returned []
[2024-06-01 05:58:12] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
[2024-06-01 05:58:12] [INFO ] Invariant cache hit.
[2024-06-01 05:58:12] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:58:12] [INFO ] Implicit Places using invariants and state equation in 175 ms returned []
Implicit Place search using SMT with State Equation took 290 ms to find 0 implicit places.
Running 499 sub problems to find dead transitions.
[2024-06-01 05:58:12] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
[2024-06-01 05:58:12] [INFO ] Invariant cache hit.
[2024-06-01 05:58:12] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 2 (OVERLAPS) 122/181 variables, 59/63 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/181 variables, 20/83 constraints. Problems are: Problem set: 0 solved, 499 unsolved
[2024-06-01 05:58:16] [INFO ] Deduced a trap composed of 12 places in 72 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/181 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 6 (OVERLAPS) 0/181 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 499 unsolved
No progress, stopping.
After SMT solving in domain Real declared 181/181 variables, and 84 constraints, problems are : Problem set: 0 solved, 499 unsolved in 9433 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 59/59 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 499/499 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 499 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 3 (OVERLAPS) 122/181 variables, 59/64 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/181 variables, 20/84 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 499/583 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/583 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 7 (OVERLAPS) 0/181 variables, 0/583 constraints. Problems are: Problem set: 0 solved, 499 unsolved
No progress, stopping.
After SMT solving in domain Int declared 181/181 variables, and 583 constraints, problems are : Problem set: 0 solved, 499 unsolved in 26542 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 59/59 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 499/499 constraints, Known Traps: 1/1 constraints]
After SMT, in 36911ms problems are : Problem set: 0 solved, 499 unsolved
Search for dead transitions found 0 dead transitions in 36917ms
Finished structural reductions in LTL mode , in 1 iterations and 37210 ms. Remains : 59/59 places, 502/502 transitions.
Treatment of property BridgeAndVehicles-PT-V20P10N10-LTLFireability-02 finished in 118842 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(p1)||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((!p0 U (p1||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(X(F(p0))))'
Found a Shortening insensitive property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-12
Stuttering acceptance computed with spot in 216 ms :[(NOT p0), (NOT p0), (NOT p0)]
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 05:58:49] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-06-01 05:58:49] [INFO ] Computed 7 invariants in 2 ms
[2024-06-01 05:58:49] [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 05:58:52] [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 9232 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 05:59:06] [INFO ] Deduced a trap composed of 14 places in 92 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
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 30353ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 30360ms
[2024-06-01 05:59:20] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:59:20] [INFO ] Invariant cache hit.
[2024-06-01 05:59:20] [INFO ] Implicit Places using invariants in 147 ms returned [22, 47]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 149 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 6 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 30531 ms. Remains : 63/66 places, 505/506 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N10-LTLFireability-12
Product exploration explored 100000 steps with 2013 reset in 238 ms.
Product exploration explored 100000 steps with 2012 reset in 212 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 : [(NOT p0), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 122 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 160 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 217 steps (0 resets) in 5 ms. (36 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 153 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 121 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 107 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2024-06-01 05:59:21] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 63 cols
[2024-06-01 05:59:21] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 05:59:21] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-06-01 05:59:21] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2024-06-01 05:59:21] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:59:22] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-06-01 05:59:22] [INFO ] [Nat]Absence check using state equation in 58 ms returned sat
[2024-06-01 05:59:22] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:59:22] [INFO ] [Nat]Added 20 Read/Feed constraints in 35 ms returned sat
[2024-06-01 05:59:22] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 17 ms.
[2024-06-01 05:59:22] [INFO ] Added : 25 causal constraints over 8 iterations in 161 ms. Result :sat
Could not prove EG (NOT 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 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 05:59:22] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:59:22] [INFO ] Invariant cache hit.
[2024-06-01 05:59:22] [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 05:59:25] [INFO ] Deduced a trap composed of 5 places in 72 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
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 15144 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
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/591 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/591 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 591 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: 1/1 constraints]
After SMT, in 36204ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 36212ms
[2024-06-01 05:59:59] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:59:59] [INFO ] Invariant cache hit.
[2024-06-01 05:59:59] [INFO ] Implicit Places using invariants in 139 ms returned []
[2024-06-01 05:59:59] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:59:59] [INFO ] Invariant cache hit.
[2024-06-01 05:59:59] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:59:59] [INFO ] Implicit Places using invariants and state equation in 270 ms returned []
Implicit Place search using SMT with State Equation took 409 ms to find 0 implicit places.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:59:59] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:59:59] [INFO ] Invariant cache hit.
[2024-06-01 05:59:59] [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 06:00:01] [INFO ] Deduced a trap composed of 5 places in 82 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 13652 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
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/591 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/591 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 591 constraints, problems are : Problem set: 0 solved, 502 unsolved in 24384 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]
After SMT, in 38956ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 38963ms
Finished structural reductions in LTL mode , in 1 iterations and 75590 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 : [(NOT p0), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 114 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 150 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 160 steps (0 resets) in 4 ms. (32 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 88 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 99 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 112 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2024-06-01 06:00:39] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 06:00:39] [INFO ] Invariant cache hit.
[2024-06-01 06:00:39] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-06-01 06:00:39] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2024-06-01 06:00:39] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:00:39] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-06-01 06:00:39] [INFO ] [Nat]Absence check using state equation in 65 ms returned sat
[2024-06-01 06:00:39] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 06:00:39] [INFO ] [Nat]Added 20 Read/Feed constraints in 58 ms returned sat
[2024-06-01 06:00:39] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 21 ms.
[2024-06-01 06:00:39] [INFO ] Added : 25 causal constraints over 8 iterations in 123 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 112 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 2049 reset in 198 ms.
Product exploration explored 100000 steps with 2038 reset in 202 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 175 ms :[(NOT p0), (NOT p0), (NOT 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 25 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 06:00:40] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 06:00:40] [INFO ] Invariant cache hit.
[2024-06-01 06:00:40] [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 06:00:43] [INFO ] Deduced a trap composed of 5 places in 106 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 15719 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
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/591 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 591 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20043 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]
After SMT, in 36837ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 36846ms
[2024-06-01 06:01:17] [INFO ] Redundant transitions in 3 ms returned []
Running 502 sub problems to find dead transitions.
[2024-06-01 06:01:17] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 06:01:17] [INFO ] Invariant cache hit.
[2024-06-01 06:01:17] [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 06:01:20] [INFO ] Deduced a trap composed of 5 places in 132 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 12343 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
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/591 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/591 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 591 constraints, problems are : Problem set: 0 solved, 502 unsolved in 29652 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]
After SMT, in 43397ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 43403ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 80318 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 2 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 06:02:00] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 06:02:00] [INFO ] Invariant cache hit.
[2024-06-01 06:02:00] [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 06:02:02] [INFO ] Deduced a trap composed of 5 places in 91 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 20042 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
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/591 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/591 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 591 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20013 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]
After SMT, in 40905ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 40911ms
[2024-06-01 06:02:41] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 06:02:41] [INFO ] Invariant cache hit.
[2024-06-01 06:02:41] [INFO ] Implicit Places using invariants in 96 ms returned []
[2024-06-01 06:02:41] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 06:02:41] [INFO ] Invariant cache hit.
[2024-06-01 06:02:41] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 06:02:42] [INFO ] Implicit Places using invariants and state equation in 156 ms returned []
Implicit Place search using SMT with State Equation took 253 ms to find 0 implicit places.
Running 502 sub problems to find dead transitions.
[2024-06-01 06:02:42] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 06:02:42] [INFO ] Invariant cache hit.
[2024-06-01 06:02:42] [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 06:02:44] [INFO ] Deduced a trap composed of 5 places in 110 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 10782 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
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/591 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/591 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 591 constraints, problems are : Problem set: 0 solved, 502 unsolved in 27068 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]
After SMT, in 38850ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 38857ms
Finished structural reductions in LTL mode , in 1 iterations and 80029 ms. Remains : 63/63 places, 505/505 transitions.
Treatment of property BridgeAndVehicles-PT-V20P10N10-LTLFireability-12 finished in 271485 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(((p0&&G(p1))||(F(G(p2))&&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' '!((!p0 U (p1 U p2)))'
[2024-06-01 06:03:21] [INFO ] Flatten gal took : 75 ms
[2024-06-01 06:03:21] [INFO ] Export to MCC of 6 properties in file /home/mcc/execution/LTLFireability.sr.xml took 18 ms.
[2024-06-01 06:03:21] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 66 places, 506 transitions and 3740 arcs took 6 ms.
Total runtime 2156271 ms.
There are residual formulas that ITS could not solve within timeout
FORMULA BridgeAndVehicles-PT-V20P10N10-LTLFireability-02 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
Could not compute solution for formula : BridgeAndVehicles-PT-V20P10N10-LTLFireability-07
FORMULA BridgeAndVehicles-PT-V20P10N10-LTLFireability-10 FALSE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA BridgeAndVehicles-PT-V20P10N10-LTLFireability-12 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA BridgeAndVehicles-PT-V20P10N10-LTLFireability-13 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA BridgeAndVehicles-PT-V20P10N10-LTLFireability-15 FALSE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN

BK_STOP 1717221960734

--------------------
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-V20P10N10-LTLFireability-02
ltl formula formula --ltl=/tmp/3046/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( 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/3046/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3046/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3046/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3046/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 69 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 67, there are 530 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): ~168 levels ~10000 states ~22872 transitions
pnml2lts-mc( 3/ 4): ~175 levels ~20000 states ~48788 transitions
pnml2lts-mc( 3/ 4): ~175 levels ~40000 states ~101448 transitions
pnml2lts-mc( 3/ 4): ~175 levels ~80000 states ~220032 transitions
pnml2lts-mc( 3/ 4): ~175 levels ~160000 states ~461928 transitions
pnml2lts-mc( 3/ 4): ~175 levels ~320000 states ~939756 transitions
pnml2lts-mc( 2/ 4): ~171 levels ~640000 states ~1928808 transitions
pnml2lts-mc( 2/ 4): ~171 levels ~1280000 states ~4070664 transitions
pnml2lts-mc( 3/ 4): ~175 levels ~2560000 states ~7915252 transitions
pnml2lts-mc( 3/ 4): ~175 levels ~5120000 states ~15964232 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: 6688602
pnml2lts-mc( 0/ 4): unique states count: 6688602
pnml2lts-mc( 0/ 4): unique transitions count: 21572625
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 15077041
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 6813786
pnml2lts-mc( 0/ 4): - cum. max stack depth: 687
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 6813786 states 22016142 transitions, fanout: 3.231
pnml2lts-mc( 0/ 4): Total exploration time 29.590 sec (29.590 sec minimum, 29.590 sec on average)
pnml2lts-mc( 0/ 4): States per second: 230273, Transitions per second: 744040
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 51.8MB, 8.1 B/state, compr.: 3.0%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 19.0%/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: 51.8MB (~256.0MB paged-in)
ltl formula name BridgeAndVehicles-PT-V20P10N10-LTLFireability-07
ltl formula formula --ltl=/tmp/3046/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( 0/ 4): LTL layer: formula: /tmp/3046/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3046/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3046/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3046/ltl_1_
pnml2lts-mc( 1/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
double free or corruption (fasttop)
pnml2lts-mc( 0/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
double free or corruption (fasttop)
ltl formula name BridgeAndVehicles-PT-V20P10N10-LTLFireability-10
ltl formula formula --ltl=/tmp/3046/ltl_2_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 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 0.080 real 0.010 user 0.030 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3046/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3046/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3046/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3046/ltl_2_
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 517 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 ~170372 transitions
pnml2lts-mc( 1/ 4): ~74 levels ~20000 states ~421764 transitions
pnml2lts-mc( 0/ 4): ~72 levels ~40000 states ~975020 transitions
pnml2lts-mc( 1/ 4):
pnml2lts-mc( 1/ 4): Accepting cycle FOUND at depth ~176!
pnml2lts-mc( 1/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 65248
pnml2lts-mc( 0/ 4): unique states count: 65740
pnml2lts-mc( 0/ 4): unique transitions count: 1398287
pnml2lts-mc( 0/ 4): - self-loop count: 1
pnml2lts-mc( 0/ 4): - claim dead count: 1351250
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 68158
pnml2lts-mc( 0/ 4): - cum. max stack depth: 539
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 68158 states 1447464 transitions, fanout: 21.237
pnml2lts-mc( 0/ 4): Total exploration time 0.610 sec (0.610 sec minimum, 0.610 sec on average)
pnml2lts-mc( 0/ 4): States per second: 111734, Transitions per second: 2372892
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.6MB, 8.8 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: 0.6MB (~256.0MB paged-in)
ltl formula name BridgeAndVehicles-PT-V20P10N10-LTLFireability-12
ltl formula formula --ltl=/tmp/3046/ltl_3_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 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 0.080 real 0.030 user 0.010 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3046/ltl_3_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3046/ltl_3_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3046/ltl_3_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3046/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 509 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 0/ 4): ~75 levels ~10000 states ~31676 transitions
pnml2lts-mc( 0/ 4): ~75 levels ~20000 states ~68668 transitions
pnml2lts-mc( 0/ 4): ~75 levels ~40000 states ~141992 transitions
pnml2lts-mc( 0/ 4): ~108 levels ~80000 states ~270696 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: 196788
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 95006
pnml2lts-mc( 0/ 4): - cum. max stack depth: 428
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 95006 states 300434 transitions, fanout: 3.162
pnml2lts-mc( 0/ 4): Total exploration time 0.650 sec (0.650 sec minimum, 0.650 sec on average)
pnml2lts-mc( 0/ 4): States per second: 146163, Transitions per second: 462206
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-V20P10N10-LTLFireability-13
ltl formula formula --ltl=/tmp/3046/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 0.090 real 0.040 user 0.010 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3046/ltl_4_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3046/ltl_4_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3046/ltl_4_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3046/ltl_4_
pnml2lts-mc( 0/ 4): buchi has 11 states
pnml2lts-mc( 0/ 4): There are 68 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 67, there are 828 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( 3/ 4): ~171 levels ~10000 states ~77304 transitions
pnml2lts-mc( 2/ 4): ~174 levels ~20000 states ~202476 transitions
pnml2lts-mc( 2/ 4): ~178 levels ~40000 states ~437120 transitions
pnml2lts-mc( 2/ 4): ~178 levels ~80000 states ~901100 transitions
pnml2lts-mc( 2/ 4): ~178 levels ~160000 states ~1820960 transitions
pnml2lts-mc( 2/ 4): ~178 levels ~320000 states ~3758040 transitions
pnml2lts-mc( 2/ 4): ~178 levels ~640000 states ~7861032 transitions
pnml2lts-mc( 2/ 4): ~178 levels ~1280000 states ~15881372 transitions
pnml2lts-mc( 2/ 4): ~178 levels ~2560000 states ~31233112 transitions
pnml2lts-mc( 2/ 4): ~178 levels ~5120000 states ~61268592 transitions
pnml2lts-mc( 2/ 4): ~178 levels ~10240000 states ~124626840 transitions
pnml2lts-mc( 1/ 4): ~171 levels ~20480000 states ~227701364 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: 27977029
pnml2lts-mc( 0/ 4): unique states count: 27977029
pnml2lts-mc( 0/ 4): unique transitions count: 314837558
pnml2lts-mc( 0/ 4): - self-loop count: 190
pnml2lts-mc( 0/ 4): - claim dead count: 290126780
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 28717243
pnml2lts-mc( 0/ 4): - cum. max stack depth: 698
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 28717243 states 323469956 transitions, fanout: 11.264
pnml2lts-mc( 0/ 4): Total exploration time 124.890 sec (124.890 sec minimum, 124.890 sec on average)
pnml2lts-mc( 0/ 4): States per second: 229940, Transitions per second: 2590039
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 216.5MB, 8.1 B/state, compr.: 3.0%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 83.0%/4.0%
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: 216.5MB (~256.0MB paged-in)
ltl formula name BridgeAndVehicles-PT-V20P10N10-LTLFireability-15
ltl formula formula --ltl=/tmp/3046/ltl_5_
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 0.040 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3046/ltl_5_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3046/ltl_5_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3046/ltl_5_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3046/ltl_5_
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 551 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( 3/ 4): ~115 levels ~10000 states ~172772 transitions
pnml2lts-mc( 3/ 4): ~115 levels ~20000 states ~370604 transitions
pnml2lts-mc( 3/ 4):
pnml2lts-mc( 3/ 4): Accepting cycle FOUND at depth ~170!
pnml2lts-mc( 3/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 24044
pnml2lts-mc( 0/ 4): unique states count: 24384
pnml2lts-mc( 0/ 4): unique transitions count: 424418
pnml2lts-mc( 0/ 4): - self-loop count: 4
pnml2lts-mc( 0/ 4): - claim dead count: 402148
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 25514
pnml2lts-mc( 0/ 4): - cum. max stack depth: 505
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 25514 states 443771 transitions, fanout: 17.393
pnml2lts-mc( 0/ 4): Total exploration time 0.340 sec (0.340 sec minimum, 0.340 sec on average)
pnml2lts-mc( 0/ 4): States per second: 75041, Transitions per second: 1305209
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.3MB, 12.1 B/state, compr.: 4.5%
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: 0.3MB (~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-V20P10N10"
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-V20P10N10, 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-171620399000180"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V20P10N10.tgz
mv BridgeAndVehicles-PT-V20P10N10 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 ;