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.r047-tajo-171620397700188.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2024-input.qcow2' backing_fmt='qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is BridgeAndVehicles-PT-V20P10N20, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r047-tajo-171620397700188
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.3M
-rw-r--r-- 1 mcc users 16K Apr 13 02:13 CTLCardinality.txt
-rw-r--r-- 1 mcc users 123K Apr 13 02:13 CTLCardinality.xml
-rw-r--r-- 1 mcc users 119K Apr 13 02:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 469K Apr 13 02:10 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 8.3K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 37K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 54K Apr 22 14:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 157K Apr 22 14:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 24K Apr 13 02:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 149K Apr 13 02:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 261K Apr 13 02:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.1M Apr 13 02:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.6K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.5K 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 782K 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-V20P10N20-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716284738004

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-PT-V20P10N20
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 09:45:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-21 09:45:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 09:45:42] [INFO ] Load time of PNML (sax parser for PT used): 422 ms
[2024-05-21 09:45:42] [INFO ] Transformed 78 places.
[2024-05-21 09:45:42] [INFO ] Transformed 968 transitions.
[2024-05-21 09:45:42] [INFO ] Parsed PT model containing 78 places and 968 transitions and 7350 arcs in 911 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 59 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 76 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 968/968 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 76 transition count 968
Applied a total of 2 rules in 142 ms. Remains 76 /78 variables (removed 2) and now considering 968/968 (removed 0) transitions.
Running 965 sub problems to find dead transitions.
[2024-05-21 09:45:43] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2024-05-21 09:45:43] [INFO ] Computed 5 invariants in 25 ms
[2024-05-21 09:45:44] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 965 unsolved
[2024-05-21 09:46:07] [INFO ] Deduced a trap composed of 5 places in 701 ms of which 40 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 76/246 variables, and 6 constraints, problems are : Problem set: 0 solved, 965 unsolved in 20147 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/76 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 965/965 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 965 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 965 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 965 unsolved
[2024-05-21 09:46:22] [INFO ] Deduced a trap composed of 25 places in 349 ms of which 2 ms to minimize.
Problem TDEAD528 is UNSAT
Problem TDEAD549 is UNSAT
Problem TDEAD570 is UNSAT
Problem TDEAD591 is UNSAT
Problem TDEAD612 is UNSAT
Problem TDEAD633 is UNSAT
Problem TDEAD654 is UNSAT
Problem TDEAD675 is UNSAT
Problem TDEAD696 is UNSAT
Problem TDEAD717 is UNSAT
Problem TDEAD738 is UNSAT
Problem TDEAD759 is UNSAT
Problem TDEAD780 is UNSAT
Problem TDEAD801 is UNSAT
Problem TDEAD822 is UNSAT
Problem TDEAD843 is UNSAT
Problem TDEAD864 is UNSAT
Problem TDEAD885 is UNSAT
Problem TDEAD906 is UNSAT
Problem TDEAD927 is UNSAT
[2024-05-21 09:46:25] [INFO ] Deduced a trap composed of 24 places in 275 ms of which 27 ms to minimize.
Problem TDEAD108 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD150 is UNSAT
Problem TDEAD171 is UNSAT
Problem TDEAD192 is UNSAT
Problem TDEAD213 is UNSAT
Problem TDEAD234 is UNSAT
Problem TDEAD255 is UNSAT
Problem TDEAD276 is UNSAT
Problem TDEAD297 is UNSAT
Problem TDEAD318 is UNSAT
Problem TDEAD339 is UNSAT
Problem TDEAD360 is UNSAT
Problem TDEAD381 is UNSAT
Problem TDEAD402 is UNSAT
Problem TDEAD423 is UNSAT
Problem TDEAD444 is UNSAT
Problem TDEAD465 is UNSAT
Problem TDEAD486 is UNSAT
Problem TDEAD507 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 2/8 constraints. Problems are: Problem set: 40 solved, 925 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 76/246 variables, and 8 constraints, problems are : Problem set: 40 solved, 925 unsolved in 20049 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/76 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 0/965 constraints, Known Traps: 3/3 constraints]
After SMT, in 46852ms problems are : Problem set: 40 solved, 925 unsolved
Search for dead transitions found 40 dead transitions in 47016ms
Found 40 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 40 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 40 transitions.
[2024-05-21 09:46:30] [INFO ] Flow matrix only has 168 transitions (discarded 760 similar events)
// Phase 1: matrix 168 rows 76 cols
[2024-05-21 09:46:30] [INFO ] Computed 5 invariants in 2 ms
[2024-05-21 09:46:30] [INFO ] Implicit Places using invariants in 120 ms returned []
[2024-05-21 09:46:30] [INFO ] Flow matrix only has 168 transitions (discarded 760 similar events)
[2024-05-21 09:46:30] [INFO ] Invariant cache hit.
[2024-05-21 09:46:31] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 09:46:31] [INFO ] Implicit Places using invariants and state equation in 412 ms returned []
Implicit Place search using SMT with State Equation took 580 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/78 places, 928/968 transitions.
Applied a total of 0 rules in 11 ms. Remains 76 /76 variables (removed 0) and now considering 928/928 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 47895 ms. Remains : 76/78 places, 928/968 transitions.
Support contains 76 out of 76 places after structural reductions.
[2024-05-21 09:46:32] [INFO ] Flatten gal took : 318 ms
[2024-05-21 09:46:32] [INFO ] Flatten gal took : 285 ms
[2024-05-21 09:46:33] [INFO ] Input system was already deterministic with 928 transitions.
RANDOM walk for 31448 steps (180 resets) in 4866 ms. (6 steps per ms) remains 0/19 properties
Computed a total of 49 stabilizing places and 84 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||((G(p1)&&F(!p2)) U p3))))'
Support contains 50 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 928/928 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 927
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 927
Applied a total of 2 rules in 42 ms. Remains 75 /76 variables (removed 1) and now considering 927/928 (removed 1) transitions.
Running 924 sub problems to find dead transitions.
[2024-05-21 09:46:36] [INFO ] Flow matrix only has 167 transitions (discarded 760 similar events)
// Phase 1: matrix 167 rows 75 cols
[2024-05-21 09:46:36] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 09:46:36] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 924 unsolved
[2024-05-21 09:46:45] [INFO ] Deduced a trap composed of 5 places in 271 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 75/242 variables, and 6 constraints, problems are : Problem set: 0 solved, 924 unsolved in 20070 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/75 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 924/924 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 924 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 924 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD64 is UNSAT
At refinement iteration 3 (OVERLAPS) 167/242 variables, 75/81 constraints. Problems are: Problem set: 2 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/242 variables, 40/121 constraints. Problems are: Problem set: 2 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1043 constraints, problems are : Problem set: 2 solved, 922 unsolved in 20277 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/924 constraints, Known Traps: 1/1 constraints]
After SMT, in 45613ms problems are : Problem set: 2 solved, 922 unsolved
Search for dead transitions found 2 dead transitions in 45654ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 2 transitions.
[2024-05-21 09:47:21] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2024-05-21 09:47:21] [INFO ] Computed 7 invariants in 5 ms
[2024-05-21 09:47:22] [INFO ] Implicit Places using invariants in 234 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 256 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 925/928 transitions.
Applied a total of 0 rules in 12 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 45967 ms. Remains : 74/76 places, 925/928 transitions.
Stuttering acceptance computed with spot in 1173 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), true, (NOT p0), (NOT p1), p2, (NOT p3), (AND (NOT p0) (NOT p1)), (AND p2 (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-00
Entered a terminal (fully accepting) state of product in 98 steps with 0 reset in 11 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-00 finished in 47337 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)&&X(p2)))'
Support contains 47 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 928/928 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 927
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 927
Applied a total of 2 rules in 23 ms. Remains 75 /76 variables (removed 1) and now considering 927/928 (removed 1) transitions.
Running 924 sub problems to find dead transitions.
[2024-05-21 09:47:23] [INFO ] Flow matrix only has 167 transitions (discarded 760 similar events)
// Phase 1: matrix 167 rows 75 cols
[2024-05-21 09:47:23] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 09:47:23] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 924 unsolved
[2024-05-21 09:47:42] [INFO ] Deduced a trap composed of 5 places in 292 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 75/242 variables, and 6 constraints, problems are : Problem set: 0 solved, 924 unsolved in 20087 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/75 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 924/924 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 924 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 924 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD64 is UNSAT
At refinement iteration 3 (OVERLAPS) 167/242 variables, 75/81 constraints. Problems are: Problem set: 2 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/242 variables, 40/121 constraints. Problems are: Problem set: 2 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 922/1043 constraints. Problems are: Problem set: 2 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1043 constraints, problems are : Problem set: 2 solved, 922 unsolved in 20064 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/924 constraints, Known Traps: 1/1 constraints]
After SMT, in 44493ms problems are : Problem set: 2 solved, 922 unsolved
Search for dead transitions found 2 dead transitions in 44558ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 2 transitions.
[2024-05-21 09:48:08] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2024-05-21 09:48:08] [INFO ] Computed 7 invariants in 2 ms
[2024-05-21 09:48:08] [INFO ] Implicit Places using invariants in 234 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 246 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 925/928 transitions.
Applied a total of 0 rules in 23 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 44863 ms. Remains : 74/76 places, 925/928 transitions.
Stuttering acceptance computed with spot in 266 ms :[(OR (NOT p1) (NOT p2)), true, (NOT p1), (NOT p2)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-01
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-01 finished in 45178 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))'
Support contains 43 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 928/928 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 927
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 927
Applied a total of 2 rules in 7 ms. Remains 75 /76 variables (removed 1) and now considering 927/928 (removed 1) transitions.
Running 924 sub problems to find dead transitions.
[2024-05-21 09:48:08] [INFO ] Flow matrix only has 167 transitions (discarded 760 similar events)
// Phase 1: matrix 167 rows 75 cols
[2024-05-21 09:48:08] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 09:48:08] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 924 unsolved
[2024-05-21 09:48:16] [INFO ] Deduced a trap composed of 5 places in 249 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD64 is UNSAT
At refinement iteration 3 (OVERLAPS) 167/242 variables, 75/81 constraints. Problems are: Problem set: 2 solved, 922 unsolved
SMT process timed out in 24408ms, After SMT, problems are : Problem set: 2 solved, 922 unsolved
Search for dead transitions found 2 dead transitions in 24421ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 2 transitions.
[2024-05-21 09:48:33] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2024-05-21 09:48:33] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 09:48:34] [INFO ] Implicit Places using invariants in 969 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 979 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 73/76 places, 925/928 transitions.
Applied a total of 0 rules in 11 ms. Remains 73 /73 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 25431 ms. Remains : 73/76 places, 925/928 transitions.
Stuttering acceptance computed with spot in 154 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-02
Product exploration explored 100000 steps with 50000 reset in 1575 ms.
Product exploration explored 100000 steps with 50000 reset in 1700 ms.
Computed a total of 46 stabilizing places and 81 stable transitions
Computed a total of 46 stabilizing places and 81 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 62 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-02 finished in 29048 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 22 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 928/928 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 927
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 927
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 73 transition count 926
Applied a total of 5 rules in 320 ms. Remains 73 /76 variables (removed 3) and now considering 926/928 (removed 2) transitions.
[2024-05-21 09:48:38] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 73 cols
[2024-05-21 09:48:38] [INFO ] Computed 4 invariants in 1 ms
[2024-05-21 09:48:39] [INFO ] Implicit Places using invariants in 1238 ms returned []
[2024-05-21 09:48:39] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 09:48:39] [INFO ] Invariant cache hit.
[2024-05-21 09:48:39] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 09:48:39] [INFO ] Implicit Places using invariants and state equation in 634 ms returned [22, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1902 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 71/76 places, 926/928 transitions.
Applied a total of 0 rules in 117 ms. Remains 71 /71 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2340 ms. Remains : 71/76 places, 926/928 transitions.
Stuttering acceptance computed with spot in 99 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-03
Product exploration explored 100000 steps with 789 reset in 1181 ms.
Product exploration explored 100000 steps with 789 reset in 1195 ms.
Computed a total of 44 stabilizing places and 82 stable transitions
Computed a total of 44 stabilizing places and 82 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 1 factoid took 357 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
RANDOM walk for 10 steps (0 resets) in 4 ms. (2 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F p0)]
Knowledge based reduction with 1 factoid took 375 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 97 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 86 ms :[(NOT p0)]
[2024-05-21 09:48:43] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 71 cols
[2024-05-21 09:48:43] [INFO ] Computed 4 invariants in 3 ms
[2024-05-21 09:48:44] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-21 09:48:44] [INFO ] [Real]Absence check using state equation in 227 ms returned sat
[2024-05-21 09:48:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 09:48:45] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-21 09:48:45] [INFO ] [Nat]Absence check using state equation in 70 ms returned sat
[2024-05-21 09:48:45] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 09:48:45] [INFO ] [Nat]Added 40 Read/Feed constraints in 241 ms returned sat
[2024-05-21 09:48:45] [INFO ] Computed and/alt/rep : 60/118/60 causal constraints (skipped 103 transitions) in 77 ms.
[2024-05-21 09:48:46] [INFO ] Added : 23 causal constraints over 7 iterations in 457 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 22 out of 71 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 71/71 places, 926/926 transitions.
Applied a total of 0 rules in 126 ms. Remains 71 /71 variables (removed 0) and now considering 926/926 (removed 0) transitions.
[2024-05-21 09:48:46] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 09:48:46] [INFO ] Invariant cache hit.
[2024-05-21 09:48:47] [INFO ] Implicit Places using invariants in 1530 ms returned []
[2024-05-21 09:48:47] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 09:48:47] [INFO ] Invariant cache hit.
[2024-05-21 09:48:48] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 09:48:48] [INFO ] Implicit Places using invariants and state equation in 840 ms returned []
Implicit Place search using SMT with State Equation took 2407 ms to find 0 implicit places.
[2024-05-21 09:48:48] [INFO ] Redundant transitions in 133 ms returned []
Running 923 sub problems to find dead transitions.
[2024-05-21 09:48:48] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 09:48:48] [INFO ] Invariant cache hit.
[2024-05-21 09:48:48] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/71 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 09:48:55] [INFO ] Deduced a trap composed of 5 places in 308 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/71 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD43 is UNSAT
At refinement iteration 3 (OVERLAPS) 166/237 variables, 71/76 constraints. Problems are: Problem set: 2 solved, 921 unsolved
SMT process timed out in 34077ms, After SMT, problems are : Problem set: 2 solved, 921 unsolved
Search for dead transitions found 2 dead transitions in 34100ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 71/71 places, 924/926 transitions.
Applied a total of 0 rules in 192 ms. Remains 71 /71 variables (removed 0) and now considering 924/924 (removed 0) transitions.
[2024-05-21 09:49:23] [INFO ] Redundant transitions in 14 ms returned []
Finished structural reductions in SI_LTL mode , in 2 iterations and 37067 ms. Remains : 71/71 places, 924/926 transitions.
Computed a total of 44 stabilizing places and 80 stable transitions
Computed a total of 44 stabilizing places and 80 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 1 factoid took 294 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 65 ms :[(NOT p0)]
RANDOM walk for 19 steps (0 resets) in 4 ms. (3 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F p0)]
Knowledge based reduction with 1 factoid took 361 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 74 ms :[(NOT p0)]
[2024-05-21 09:49:24] [INFO ] Flow matrix only has 164 transitions (discarded 760 similar events)
// Phase 1: matrix 164 rows 71 cols
[2024-05-21 09:49:24] [INFO ] Computed 4 invariants in 15 ms
[2024-05-21 09:49:26] [INFO ] [Real]Absence check using 4 positive place invariants in 6 ms returned sat
[2024-05-21 09:49:26] [INFO ] [Real]Absence check using state equation in 110 ms returned sat
[2024-05-21 09:49:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 09:49:26] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2024-05-21 09:49:26] [INFO ] [Nat]Absence check using state equation in 74 ms returned sat
[2024-05-21 09:49:26] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 09:49:27] [INFO ] [Nat]Added 40 Read/Feed constraints in 140 ms returned sat
[2024-05-21 09:49:27] [INFO ] Computed and/alt/rep : 58/116/58 causal constraints (skipped 103 transitions) in 82 ms.
[2024-05-21 09:49:27] [INFO ] Added : 16 causal constraints over 4 iterations in 324 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 85 ms :[(NOT p0)]
Product exploration explored 100000 steps with 789 reset in 888 ms.
Product exploration explored 100000 steps with 789 reset in 572 ms.
Support contains 22 out of 71 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 71/71 places, 924/924 transitions.
Applied a total of 0 rules in 130 ms. Remains 71 /71 variables (removed 0) and now considering 924/924 (removed 0) transitions.
[2024-05-21 09:49:29] [INFO ] Flow matrix only has 164 transitions (discarded 760 similar events)
[2024-05-21 09:49:29] [INFO ] Invariant cache hit.
[2024-05-21 09:49:29] [INFO ] Implicit Places using invariants in 315 ms returned []
[2024-05-21 09:49:29] [INFO ] Flow matrix only has 164 transitions (discarded 760 similar events)
[2024-05-21 09:49:29] [INFO ] Invariant cache hit.
[2024-05-21 09:49:29] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 09:49:30] [INFO ] Implicit Places using invariants and state equation in 689 ms returned []
Implicit Place search using SMT with State Equation took 1026 ms to find 0 implicit places.
[2024-05-21 09:49:30] [INFO ] Redundant transitions in 15 ms returned []
Running 921 sub problems to find dead transitions.
[2024-05-21 09:49:30] [INFO ] Flow matrix only has 164 transitions (discarded 760 similar events)
[2024-05-21 09:49:30] [INFO ] Invariant cache hit.
[2024-05-21 09:49:30] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/71 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 921 unsolved
[2024-05-21 09:49:54] [INFO ] Deduced a trap composed of 5 places in 362 ms of which 24 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/71 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 921 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 71/235 variables, and 5 constraints, problems are : Problem set: 0 solved, 921 unsolved in 30071 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/71 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 921/921 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 921 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/71 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 921 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/71 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 921 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 921 unsolved
At refinement iteration 3 (OVERLAPS) 164/235 variables, 71/76 constraints. Problems are: Problem set: 0 solved, 921 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/235 variables, 40/116 constraints. Problems are: Problem set: 0 solved, 921 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/235 variables, 921/1037 constraints. Problems are: Problem set: 0 solved, 921 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 1037 constraints, problems are : Problem set: 0 solved, 921 unsolved in 30051 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 71/71 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 921/921 constraints, Known Traps: 1/1 constraints]
After SMT, in 63905ms problems are : Problem set: 0 solved, 921 unsolved
Search for dead transitions found 0 dead transitions in 63923ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 65121 ms. Remains : 71/71 places, 924/924 transitions.
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-03 finished in 116859 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 23 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 928/928 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 75 transition count 927
Applied a total of 2 rules in 153 ms. Remains 75 /76 variables (removed 1) and now considering 927/928 (removed 1) transitions.
Running 924 sub problems to find dead transitions.
[2024-05-21 09:50:34] [INFO ] Flow matrix only has 167 transitions (discarded 760 similar events)
// Phase 1: matrix 167 rows 75 cols
[2024-05-21 09:50:34] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 09:50:34] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 924 unsolved
[2024-05-21 09:50:43] [INFO ] Deduced a trap composed of 5 places in 257 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 75/242 variables, and 6 constraints, problems are : Problem set: 0 solved, 924 unsolved in 20075 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/75 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 924/924 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 924 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 924 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD44 is UNSAT
At refinement iteration 3 (OVERLAPS) 167/242 variables, 75/81 constraints. Problems are: Problem set: 2 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/242 variables, 40/121 constraints. Problems are: Problem set: 2 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 922/1043 constraints. Problems are: Problem set: 2 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1043 constraints, problems are : Problem set: 2 solved, 922 unsolved in 20048 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/924 constraints, Known Traps: 1/1 constraints]
After SMT, in 44102ms problems are : Problem set: 2 solved, 922 unsolved
Search for dead transitions found 2 dead transitions in 44125ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 2 transitions.
[2024-05-21 09:51:18] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2024-05-21 09:51:18] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 09:51:19] [INFO ] Implicit Places using invariants in 321 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 325 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 73/76 places, 925/928 transitions.
Applied a total of 0 rules in 78 ms. Remains 73 /73 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 44691 ms. Remains : 73/76 places, 925/928 transitions.
Stuttering acceptance computed with spot in 257 ms :[(OR (NOT p1) p0), p0, (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-04
Stuttering criterion allowed to conclude after 148 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-04 finished in 45000 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 4 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 928/928 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 927
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 927
Applied a total of 2 rules in 11 ms. Remains 75 /76 variables (removed 1) and now considering 927/928 (removed 1) transitions.
Running 924 sub problems to find dead transitions.
[2024-05-21 09:51:19] [INFO ] Flow matrix only has 167 transitions (discarded 760 similar events)
// Phase 1: matrix 167 rows 75 cols
[2024-05-21 09:51:19] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 09:51:19] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 924 unsolved
[2024-05-21 09:51:33] [INFO ] Deduced a trap composed of 5 places in 231 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 75/242 variables, and 6 constraints, problems are : Problem set: 0 solved, 924 unsolved in 20080 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/75 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 924/924 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 924 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 924 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD64 is UNSAT
At refinement iteration 3 (OVERLAPS) 167/242 variables, 75/81 constraints. Problems are: Problem set: 2 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/242 variables, 40/121 constraints. Problems are: Problem set: 2 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1043 constraints, problems are : Problem set: 2 solved, 922 unsolved in 20559 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/924 constraints, Known Traps: 1/1 constraints]
After SMT, in 43051ms problems are : Problem set: 2 solved, 922 unsolved
Search for dead transitions found 2 dead transitions in 43076ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 2 transitions.
[2024-05-21 09:52:02] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2024-05-21 09:52:02] [INFO ] Computed 7 invariants in 0 ms
[2024-05-21 09:52:02] [INFO ] Implicit Places using invariants in 243 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 272 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 925/928 transitions.
Applied a total of 0 rules in 4 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43369 ms. Remains : 74/76 places, 925/928 transitions.
Stuttering acceptance computed with spot in 213 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-08
Product exploration explored 100000 steps with 33333 reset in 640 ms.
Product exploration explored 100000 steps with 33333 reset in 406 ms.
Computed a total of 47 stabilizing places and 81 stable transitions
Computed a total of 47 stabilizing places and 81 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 57 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-08 finished in 44783 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 928/928 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 927
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 927
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 73 transition count 926
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 71 transition count 924
Applied a total of 9 rules in 272 ms. Remains 71 /76 variables (removed 5) and now considering 924/928 (removed 4) transitions.
[2024-05-21 09:52:04] [INFO ] Flow matrix only has 164 transitions (discarded 760 similar events)
// Phase 1: matrix 164 rows 71 cols
[2024-05-21 09:52:04] [INFO ] Computed 4 invariants in 1 ms
[2024-05-21 09:52:06] [INFO ] Implicit Places using invariants in 1789 ms returned []
[2024-05-21 09:52:06] [INFO ] Flow matrix only has 164 transitions (discarded 760 similar events)
[2024-05-21 09:52:06] [INFO ] Invariant cache hit.
[2024-05-21 09:52:06] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 09:52:06] [INFO ] Implicit Places using invariants and state equation in 557 ms returned [22, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2382 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 69/76 places, 924/928 transitions.
Applied a total of 0 rules in 105 ms. Remains 69 /69 variables (removed 0) and now considering 924/924 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2759 ms. Remains : 69/76 places, 924/928 transitions.
Stuttering acceptance computed with spot in 127 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-09
Product exploration explored 100000 steps with 1355 reset in 485 ms.
Product exploration explored 100000 steps with 1369 reset in 355 ms.
Computed a total of 44 stabilizing places and 82 stable transitions
Computed a total of 44 stabilizing places and 82 stable transitions
Detected a total of 44/69 stabilizing places and 82/924 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 215 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 452 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 247 steps (1 resets) in 6 ms. (35 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 248 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 159 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 142 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 69 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 69/69 places, 924/924 transitions.
Applied a total of 0 rules in 102 ms. Remains 69 /69 variables (removed 0) and now considering 924/924 (removed 0) transitions.
[2024-05-21 09:52:09] [INFO ] Flow matrix only has 164 transitions (discarded 760 similar events)
// Phase 1: matrix 164 rows 69 cols
[2024-05-21 09:52:09] [INFO ] Computed 4 invariants in 1 ms
[2024-05-21 09:52:10] [INFO ] Implicit Places using invariants in 1161 ms returned []
[2024-05-21 09:52:10] [INFO ] Flow matrix only has 164 transitions (discarded 760 similar events)
[2024-05-21 09:52:10] [INFO ] Invariant cache hit.
[2024-05-21 09:52:10] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 09:52:11] [INFO ] Implicit Places using invariants and state equation in 598 ms returned []
Implicit Place search using SMT with State Equation took 1778 ms to find 0 implicit places.
[2024-05-21 09:52:11] [INFO ] Redundant transitions in 10 ms returned []
Running 921 sub problems to find dead transitions.
[2024-05-21 09:52:11] [INFO ] Flow matrix only has 164 transitions (discarded 760 similar events)
[2024-05-21 09:52:11] [INFO ] Invariant cache hit.
[2024-05-21 09:52:11] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 921 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/69 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 921 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD41 is UNSAT
At refinement iteration 2 (OVERLAPS) 164/233 variables, 69/73 constraints. Problems are: Problem set: 2 solved, 919 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/233 variables, 40/113 constraints. Problems are: Problem set: 2 solved, 919 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/233 variables, 0/113 constraints. Problems are: Problem set: 2 solved, 919 unsolved
[2024-05-21 09:52:42] [INFO ] Deduced a trap composed of 23 places in 238 ms of which 1 ms to minimize.
[2024-05-21 09:52:43] [INFO ] Deduced a trap composed of 22 places in 210 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 233/233 variables, and 115 constraints, problems are : Problem set: 2 solved, 919 unsolved in 30059 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 69/69 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 921/921 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 2 solved, 919 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 4/4 constraints. Problems are: Problem set: 2 solved, 919 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/69 variables, 2/6 constraints. Problems are: Problem set: 2 solved, 919 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/69 variables, 0/6 constraints. Problems are: Problem set: 2 solved, 919 unsolved
At refinement iteration 3 (OVERLAPS) 164/233 variables, 69/75 constraints. Problems are: Problem set: 2 solved, 919 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/233 variables, 40/115 constraints. Problems are: Problem set: 2 solved, 919 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 233/233 variables, and 1034 constraints, problems are : Problem set: 2 solved, 919 unsolved in 31056 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 69/69 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 919/921 constraints, Known Traps: 2/2 constraints]
After SMT, in 65382ms problems are : Problem set: 2 solved, 919 unsolved
Search for dead transitions found 2 dead transitions in 65405ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 69/69 places, 922/924 transitions.
Applied a total of 0 rules in 90 ms. Remains 69 /69 variables (removed 0) and now considering 922/922 (removed 0) transitions.
[2024-05-21 09:53:16] [INFO ] Redundant transitions in 11 ms returned []
Finished structural reductions in SI_LTL mode , in 2 iterations and 67483 ms. Remains : 69/69 places, 922/924 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 44/69 stabilizing places and 80/922 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 251 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 181 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 437 steps (2 resets) in 14 ms. (29 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 281 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 152 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 157 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 188 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1395 reset in 352 ms.
Product exploration explored 100000 steps with 1382 reset in 417 ms.
Support contains 2 out of 69 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 69/69 places, 922/922 transitions.
Applied a total of 0 rules in 95 ms. Remains 69 /69 variables (removed 0) and now considering 922/922 (removed 0) transitions.
[2024-05-21 09:53:19] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
// Phase 1: matrix 162 rows 69 cols
[2024-05-21 09:53:19] [INFO ] Computed 4 invariants in 2 ms
[2024-05-21 09:53:20] [INFO ] Implicit Places using invariants in 1263 ms returned []
[2024-05-21 09:53:20] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
[2024-05-21 09:53:20] [INFO ] Invariant cache hit.
[2024-05-21 09:53:20] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 09:53:20] [INFO ] Implicit Places using invariants and state equation in 482 ms returned []
Implicit Place search using SMT with State Equation took 1773 ms to find 0 implicit places.
[2024-05-21 09:53:20] [INFO ] Redundant transitions in 9 ms returned []
Running 919 sub problems to find dead transitions.
[2024-05-21 09:53:20] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
[2024-05-21 09:53:20] [INFO ] Invariant cache hit.
[2024-05-21 09:53:20] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/69 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 2 (OVERLAPS) 162/231 variables, 69/73 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/231 variables, 40/113 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/231 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 919 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 231/231 variables, and 113 constraints, problems are : Problem set: 0 solved, 919 unsolved in 30085 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 69/69 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 919/919 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 919 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/69 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 2 (OVERLAPS) 162/231 variables, 69/73 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/231 variables, 40/113 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/231 variables, 919/1032 constraints. Problems are: Problem set: 0 solved, 919 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 231/231 variables, and 1032 constraints, problems are : Problem set: 0 solved, 919 unsolved in 30070 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 69/69 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 919/919 constraints, Known Traps: 0/0 constraints]
After SMT, in 64450ms problems are : Problem set: 0 solved, 919 unsolved
Search for dead transitions found 0 dead transitions in 64467ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 66408 ms. Remains : 69/69 places, 922/922 transitions.
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-09 finished in 141323 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 X(X(p1)))||G((p2||X(G(p0))))))'
Support contains 6 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 928/928 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 927
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 927
Applied a total of 2 rules in 8 ms. Remains 75 /76 variables (removed 1) and now considering 927/928 (removed 1) transitions.
Running 924 sub problems to find dead transitions.
[2024-05-21 09:54:25] [INFO ] Flow matrix only has 167 transitions (discarded 760 similar events)
// Phase 1: matrix 167 rows 75 cols
[2024-05-21 09:54:25] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 09:54:25] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 924 unsolved
[2024-05-21 09:54:32] [INFO ] Deduced a trap composed of 5 places in 243 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 75/242 variables, and 6 constraints, problems are : Problem set: 0 solved, 924 unsolved in 20061 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/75 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 924/924 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 924 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 924 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD64 is UNSAT
At refinement iteration 3 (OVERLAPS) 167/242 variables, 75/81 constraints. Problems are: Problem set: 2 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/242 variables, 40/121 constraints. Problems are: Problem set: 2 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1043 constraints, problems are : Problem set: 2 solved, 922 unsolved in 20147 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/924 constraints, Known Traps: 1/1 constraints]
After SMT, in 44312ms problems are : Problem set: 2 solved, 922 unsolved
Search for dead transitions found 2 dead transitions in 44330ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 2 transitions.
[2024-05-21 09:55:09] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2024-05-21 09:55:10] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 09:55:10] [INFO ] Implicit Places using invariants in 304 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 327 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 73/76 places, 925/928 transitions.
Applied a total of 0 rules in 2 ms. Remains 73 /73 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 44670 ms. Remains : 73/76 places, 925/928 transitions.
Stuttering acceptance computed with spot in 1199 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-10
Entered a terminal (fully accepting) state of product in 152 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-10 finished in 45931 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 X(G((F(p2)&&p1)))))'
Support contains 8 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 928/928 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 927
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 927
Applied a total of 2 rules in 8 ms. Remains 75 /76 variables (removed 1) and now considering 927/928 (removed 1) transitions.
Running 924 sub problems to find dead transitions.
[2024-05-21 09:55:11] [INFO ] Flow matrix only has 167 transitions (discarded 760 similar events)
// Phase 1: matrix 167 rows 75 cols
[2024-05-21 09:55:11] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 09:55:11] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 924 unsolved
[2024-05-21 09:55:19] [INFO ] Deduced a trap composed of 5 places in 276 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
SMT process timed out in 24320ms, After SMT, problems are : Problem set: 0 solved, 924 unsolved
Search for dead transitions found 0 dead transitions in 24337ms
[2024-05-21 09:55:35] [INFO ] Flow matrix only has 167 transitions (discarded 760 similar events)
[2024-05-21 09:55:35] [INFO ] Invariant cache hit.
[2024-05-21 09:55:36] [INFO ] Implicit Places using invariants in 231 ms returned []
[2024-05-21 09:55:36] [INFO ] Flow matrix only has 167 transitions (discarded 760 similar events)
[2024-05-21 09:55:36] [INFO ] Invariant cache hit.
[2024-05-21 09:55:36] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 09:55:36] [INFO ] Implicit Places using invariants and state equation in 456 ms returned []
Implicit Place search using SMT with State Equation took 721 ms to find 0 implicit places.
Running 924 sub problems to find dead transitions.
[2024-05-21 09:55:36] [INFO ] Flow matrix only has 167 transitions (discarded 760 similar events)
[2024-05-21 09:55:36] [INFO ] Invariant cache hit.
[2024-05-21 09:55:36] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 924 unsolved
[2024-05-21 09:55:43] [INFO ] Deduced a trap composed of 5 places in 235 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD64 is UNSAT
At refinement iteration 3 (OVERLAPS) 167/242 variables, 75/81 constraints. Problems are: Problem set: 2 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/242 variables, 40/121 constraints. Problems are: Problem set: 2 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 242/242 variables, and 121 constraints, problems are : Problem set: 2 solved, 922 unsolved in 30068 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 924/924 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 2 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 5/5 constraints. Problems are: Problem set: 2 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 2 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/6 constraints. Problems are: Problem set: 2 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 167/242 variables, 75/81 constraints. Problems are: Problem set: 2 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/242 variables, 40/121 constraints. Problems are: Problem set: 2 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 922/1043 constraints. Problems are: Problem set: 2 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1043 constraints, problems are : Problem set: 2 solved, 922 unsolved in 30072 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/924 constraints, Known Traps: 1/1 constraints]
After SMT, in 63990ms problems are : Problem set: 2 solved, 922 unsolved
Search for dead transitions found 2 dead transitions in 64003ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in LTL mode, iteration 1 : 75/76 places, 925/928 transitions.
Applied a total of 0 rules in 3 ms. Remains 75 /75 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 89076 ms. Remains : 75/76 places, 925/928 transitions.
Stuttering acceptance computed with spot in 437 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), true, (NOT p2)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-12 finished in 89540 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)||F((G(p1)||(X(p1)&&G(p2))))))'
Support contains 4 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 928/928 transitions.
Applied a total of 0 rules in 14 ms. Remains 76 /76 variables (removed 0) and now considering 928/928 (removed 0) transitions.
Running 925 sub problems to find dead transitions.
[2024-05-21 09:56:41] [INFO ] Flow matrix only has 168 transitions (discarded 760 similar events)
// Phase 1: matrix 168 rows 76 cols
[2024-05-21 09:56:41] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 09:56:41] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 925 unsolved
[2024-05-21 09:56:49] [INFO ] Deduced a trap composed of 5 places in 237 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 925 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 925 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD65 is UNSAT
At refinement iteration 3 (OVERLAPS) 168/244 variables, 76/82 constraints. Problems are: Problem set: 2 solved, 923 unsolved
SMT process timed out in 24523ms, After SMT, problems are : Problem set: 2 solved, 923 unsolved
Search for dead transitions found 2 dead transitions in 24534ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 2 transitions.
[2024-05-21 09:57:05] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 76 cols
[2024-05-21 09:57:05] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 09:57:05] [INFO ] Implicit Places using invariants in 275 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 293 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 926/928 transitions.
Applied a total of 0 rules in 2 ms. Remains 74 /74 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 24846 ms. Remains : 74/76 places, 926/928 transitions.
Stuttering acceptance computed with spot in 553 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-14
Product exploration explored 100000 steps with 1106 reset in 330 ms.
Product exploration explored 100000 steps with 1101 reset in 374 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 47/74 stabilizing places and 82/926 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND p2 (NOT p0) p1), (X p2), (X (AND p2 (NOT p0))), (X (NOT (AND (NOT p1) p2 (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND p1 p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X p1)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 515 ms. Reduced automaton from 6 states, 21 edges and 3 AP (stutter sensitive) to 5 states, 15 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 419 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p2) (NOT p1))]
RANDOM walk for 40000 steps (228 resets) in 950 ms. (42 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40002 steps (65 resets) in 285 ms. (139 steps per ms) remains 1/1 properties
[2024-05-21 09:57:08] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 74 cols
[2024-05-21 09:57:08] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 09:57:08] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 42/45 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 170/215 variables, 46/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/215 variables, 2/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/215 variables, 40/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 2/217 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/217 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/217 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 23/240 variables, 23/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/240 variables, 1/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/240 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/240 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 119 constraints, problems are : Problem set: 0 solved, 1 unsolved in 530 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 42/45 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 170/215 variables, 46/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/215 variables, 2/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/215 variables, 40/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/215 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/217 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/217 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/217 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 23/240 variables, 23/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/240 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/240 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/240 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 240/240 variables, and 120 constraints, problems are : Problem set: 0 solved, 1 unsolved in 263 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 836ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 63 ms.
Support contains 2 out of 74 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 926/926 transitions.
Applied a total of 0 rules in 143 ms. Remains 74 /74 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-05-21 09:57:09] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 09:57:09] [INFO ] Invariant cache hit.
[2024-05-21 09:57:09] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 09:57:21] [INFO ] Deduced a trap composed of 5 places in 281 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 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 Real declared 74/240 variables, and 6 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20026 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/74 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 166/240 variables, 74/80 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 40/120 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 923/1043 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1043 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20061 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 1/1 constraints]
After SMT, in 44075ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 44083ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44229 ms. Remains : 74/74 places, 926/926 transitions.
RANDOM walk for 40000 steps (228 resets) in 449 ms. (88 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (67 resets) in 102 ms. (388 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 615101 steps, run timeout after 3001 ms. (steps per millisecond=204 ) properties seen :0 out of 1
Probabilistic random walk after 615101 steps, saw 152585 distinct states, run finished after 3019 ms. (steps per millisecond=203 ) properties seen :0
[2024-05-21 09:57:57] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 09:57:57] [INFO ] Invariant cache hit.
[2024-05-21 09:57:57] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 42/45 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 170/215 variables, 46/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/215 variables, 2/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/215 variables, 40/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 2/217 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/217 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/217 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 23/240 variables, 23/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/240 variables, 1/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/240 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/240 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 119 constraints, problems are : Problem set: 0 solved, 1 unsolved in 384 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 42/45 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 170/215 variables, 46/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/215 variables, 2/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/215 variables, 40/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/215 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/217 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/217 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/217 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 23/240 variables, 23/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/240 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/240 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/240 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 240/240 variables, and 120 constraints, problems are : Problem set: 0 solved, 1 unsolved in 539 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1011ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 40 ms.
Support contains 2 out of 74 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 926/926 transitions.
Applied a total of 0 rules in 139 ms. Remains 74 /74 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 140 ms. Remains : 74/74 places, 926/926 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 926/926 transitions.
Applied a total of 0 rules in 97 ms. Remains 74 /74 variables (removed 0) and now considering 926/926 (removed 0) transitions.
[2024-05-21 09:57:58] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 09:57:58] [INFO ] Invariant cache hit.
[2024-05-21 09:58:00] [INFO ] Implicit Places using invariants in 2057 ms returned []
[2024-05-21 09:58:00] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 09:58:00] [INFO ] Invariant cache hit.
[2024-05-21 09:58:00] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 09:58:00] [INFO ] Implicit Places using invariants and state equation in 566 ms returned []
Implicit Place search using SMT with State Equation took 2647 ms to find 0 implicit places.
[2024-05-21 09:58:00] [INFO ] Redundant transitions in 7 ms returned []
Running 923 sub problems to find dead transitions.
[2024-05-21 09:58:01] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 09:58:01] [INFO ] Invariant cache hit.
[2024-05-21 09:58:01] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 09:58:08] [INFO ] Deduced a trap composed of 5 places in 218 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 166/240 variables, 74/80 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 40/120 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 09:58:32] [INFO ] Deduced a trap composed of 25 places in 186 ms of which 0 ms to minimize.
[2024-05-21 09:58:33] [INFO ] Deduced a trap composed of 24 places in 259 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 240/240 variables, and 122 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30070 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 166/240 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 923/1045 constraints. Problems are: Problem set: 0 solved, 923 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 240/240 variables, and 1045 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30064 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
After SMT, in 64359ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 64373ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67137 ms. Remains : 74/74 places, 926/926 transitions.
Knowledge obtained : [(AND p2 (NOT p0) p1), (X p2), (X (AND p2 (NOT p0))), (X (NOT (AND (NOT p1) p2 (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND p1 p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X p1)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT (OR p2 (NOT p1)))), (F (NOT p1)), (F (NOT p2)), (F (NOT (OR (NOT p2) p1))), (F (NOT (AND p2 p1)))]
Knowledge based reduction with 15 factoid took 825 ms. Reduced automaton from 5 states, 15 edges and 2 AP (stutter sensitive) to 5 states, 15 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 362 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p2) (NOT p1))]
Stuttering acceptance computed with spot in 335 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p2) (NOT p1))]
Support contains 2 out of 74 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 74/74 places, 926/926 transitions.
Applied a total of 0 rules in 6 ms. Remains 74 /74 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-05-21 09:59:06] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 09:59:06] [INFO ] Invariant cache hit.
[2024-05-21 09:59:06] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 09:59:13] [INFO ] Deduced a trap composed of 5 places in 230 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 74/240 variables, and 6 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20068 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/74 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 166/240 variables, 74/80 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 40/120 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 923/1043 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1043 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20070 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 1/1 constraints]
After SMT, in 43815ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 43840ms
[2024-05-21 09:59:50] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 09:59:50] [INFO ] Invariant cache hit.
[2024-05-21 09:59:51] [INFO ] Implicit Places using invariants in 286 ms returned []
[2024-05-21 09:59:51] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 09:59:51] [INFO ] Invariant cache hit.
[2024-05-21 09:59:51] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 09:59:51] [INFO ] Implicit Places using invariants and state equation in 519 ms returned []
Implicit Place search using SMT with State Equation took 850 ms to find 0 implicit places.
Running 923 sub problems to find dead transitions.
[2024-05-21 09:59:51] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 09:59:51] [INFO ] Invariant cache hit.
[2024-05-21 09:59:51] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 09:59:58] [INFO ] Deduced a trap composed of 5 places in 648 ms of which 8 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 166/240 variables, 74/80 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 40/120 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:00:25] [INFO ] Deduced a trap composed of 25 places in 189 ms of which 1 ms to minimize.
[2024-05-21 10:00:25] [INFO ] Deduced a trap composed of 24 places in 195 ms of which 1 ms to minimize.
SMT process timed out in 33949ms, After SMT, problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 33963ms
Finished structural reductions in LTL mode , in 1 iterations and 78662 ms. Remains : 74/74 places, 926/926 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 47/74 stabilizing places and 82/926 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p2 p1), (X (X p2)), (X (X (AND p2 p1))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 409 ms. Reduced automaton from 5 states, 15 edges and 2 AP (stutter sensitive) to 5 states, 15 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 333 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2))]
RANDOM walk for 40000 steps (228 resets) in 504 ms. (79 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40004 steps (67 resets) in 82 ms. (481 steps per ms) remains 1/1 properties
[2024-05-21 10:00:26] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:00:26] [INFO ] Invariant cache hit.
[2024-05-21 10:00:26] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 42/45 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 170/215 variables, 46/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/215 variables, 2/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/215 variables, 40/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 2/217 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/217 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/217 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 23/240 variables, 23/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/240 variables, 1/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/240 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/240 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 119 constraints, problems are : Problem set: 0 solved, 1 unsolved in 358 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 42/45 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 170/215 variables, 46/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/215 variables, 2/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/215 variables, 40/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/215 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/217 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/217 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/217 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 23/240 variables, 23/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/240 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/240 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/240 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 240/240 variables, and 120 constraints, problems are : Problem set: 0 solved, 1 unsolved in 306 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 689ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 2 out of 74 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 926/926 transitions.
Applied a total of 0 rules in 91 ms. Remains 74 /74 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:00:27] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:00:27] [INFO ] Invariant cache hit.
[2024-05-21 10:00:27] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:00:32] [INFO ] Deduced a trap composed of 5 places in 212 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 74/240 variables, and 6 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20090 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/74 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
SMT process timed out in 42518ms, After SMT, problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 42526ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42631 ms. Remains : 74/74 places, 926/926 transitions.
RANDOM walk for 40001 steps (228 resets) in 450 ms. (88 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (68 resets) in 87 ms. (454 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 505588 steps, run timeout after 3001 ms. (steps per millisecond=168 ) properties seen :0 out of 1
Probabilistic random walk after 505588 steps, saw 127475 distinct states, run finished after 3013 ms. (steps per millisecond=167 ) properties seen :0
[2024-05-21 10:01:13] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:01:13] [INFO ] Invariant cache hit.
[2024-05-21 10:01:13] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 42/45 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 170/215 variables, 46/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/215 variables, 2/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/215 variables, 40/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 2/217 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/217 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/217 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 23/240 variables, 23/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/240 variables, 1/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/240 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/240 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 119 constraints, problems are : Problem set: 0 solved, 1 unsolved in 392 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 42/45 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 170/215 variables, 46/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/215 variables, 2/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/215 variables, 40/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/215 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/217 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/217 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/217 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 23/240 variables, 23/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/240 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/240 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/240 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 240/240 variables, and 120 constraints, problems are : Problem set: 0 solved, 1 unsolved in 372 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 794ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 2 out of 74 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 926/926 transitions.
Applied a total of 0 rules in 85 ms. Remains 74 /74 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 85 ms. Remains : 74/74 places, 926/926 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 926/926 transitions.
Applied a total of 0 rules in 68 ms. Remains 74 /74 variables (removed 0) and now considering 926/926 (removed 0) transitions.
[2024-05-21 10:01:14] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:01:14] [INFO ] Invariant cache hit.
[2024-05-21 10:01:14] [INFO ] Implicit Places using invariants in 261 ms returned []
[2024-05-21 10:01:14] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:01:14] [INFO ] Invariant cache hit.
[2024-05-21 10:01:14] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 10:01:15] [INFO ] Implicit Places using invariants and state equation in 555 ms returned []
Implicit Place search using SMT with State Equation took 847 ms to find 0 implicit places.
[2024-05-21 10:01:15] [INFO ] Redundant transitions in 8 ms returned []
Running 923 sub problems to find dead transitions.
[2024-05-21 10:01:15] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:01:15] [INFO ] Invariant cache hit.
[2024-05-21 10:01:15] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:01:22] [INFO ] Deduced a trap composed of 5 places in 243 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 166/240 variables, 74/80 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 40/120 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:01:42] [INFO ] Deduced a trap composed of 25 places in 416 ms of which 16 ms to minimize.
[2024-05-21 10:01:42] [INFO ] Deduced a trap composed of 24 places in 216 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 2/122 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 240/240 variables, and 122 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30082 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 166/240 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 923/1045 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1045 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30054 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
After SMT, in 64197ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 64208ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65161 ms. Remains : 74/74 places, 926/926 transitions.
Knowledge obtained : [(AND p2 p1), (X (X p2)), (X (X (AND p2 p1))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR p1 (NOT p2)))), (F (NOT p2)), (F (NOT (AND p1 p2))), (F (NOT (OR (NOT p1) p2)))]
Knowledge based reduction with 9 factoid took 960 ms. Reduced automaton from 5 states, 15 edges and 2 AP (stutter sensitive) to 5 states, 15 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 382 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 294 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 321 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 1104 reset in 334 ms.
Product exploration explored 100000 steps with 1101 reset in 722 ms.
Support contains 2 out of 74 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 74/74 places, 926/926 transitions.
Applied a total of 0 rules in 3 ms. Remains 74 /74 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:02:22] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:02:22] [INFO ] Invariant cache hit.
[2024-05-21 10:02:22] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:02:29] [INFO ] Deduced a trap composed of 5 places in 229 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
SMT process timed out in 23718ms, After SMT, problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 23727ms
[2024-05-21 10:02:46] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:02:46] [INFO ] Invariant cache hit.
[2024-05-21 10:02:46] [INFO ] Implicit Places using invariants in 243 ms returned []
[2024-05-21 10:02:46] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:02:46] [INFO ] Invariant cache hit.
[2024-05-21 10:02:46] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 10:02:47] [INFO ] Implicit Places using invariants and state equation in 600 ms returned []
Implicit Place search using SMT with State Equation took 877 ms to find 0 implicit places.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:02:47] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:02:47] [INFO ] Invariant cache hit.
[2024-05-21 10:02:47] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:02:57] [INFO ] Deduced a trap composed of 5 places in 215 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 166/240 variables, 74/80 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 40/120 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 240/240 variables, and 120 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30090 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 166/240 variables, 74/80 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 40/120 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 923/1043 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1043 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30062 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 1/1 constraints]
After SMT, in 63485ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 63493ms
Finished structural reductions in LTL mode , in 1 iterations and 88105 ms. Remains : 74/74 places, 926/926 transitions.
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-14 finished in 429857 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((!p0||F(G(p0)))))))'
Support contains 2 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 928/928 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 927
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 927
Applied a total of 2 rules in 4 ms. Remains 75 /76 variables (removed 1) and now considering 927/928 (removed 1) transitions.
Running 924 sub problems to find dead transitions.
[2024-05-21 10:03:50] [INFO ] Flow matrix only has 167 transitions (discarded 760 similar events)
// Phase 1: matrix 167 rows 75 cols
[2024-05-21 10:03:51] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 10:03:51] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 924 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 75/242 variables, and 5 constraints, problems are : Problem set: 0 solved, 924 unsolved in 20045 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/75 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 924/924 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 924 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 924 unsolved
[2024-05-21 10:04:16] [INFO ] Deduced a trap composed of 5 places in 209 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 924 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD64 is UNSAT
At refinement iteration 3 (OVERLAPS) 167/242 variables, 75/81 constraints. Problems are: Problem set: 2 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/242 variables, 40/121 constraints. Problems are: Problem set: 2 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1043 constraints, problems are : Problem set: 2 solved, 922 unsolved in 20428 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/924 constraints, Known Traps: 1/1 constraints]
After SMT, in 44641ms problems are : Problem set: 2 solved, 922 unsolved
Search for dead transitions found 2 dead transitions in 44662ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 2 transitions.
[2024-05-21 10:04:35] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2024-05-21 10:04:35] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 10:04:35] [INFO ] Implicit Places using invariants in 278 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 312 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 73/76 places, 925/928 transitions.
Applied a total of 0 rules in 2 ms. Remains 73 /73 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 44983 ms. Remains : 73/76 places, 925/928 transitions.
Stuttering acceptance computed with spot in 333 ms :[false, (NOT p0), false, false, false]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-15
Product exploration explored 100000 steps with 600 reset in 338 ms.
Product exploration explored 100000 steps with 600 reset in 338 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 46/73 stabilizing places and 81/925 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 186 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 343 ms :[false, (NOT p0), false, false, false]
RANDOM walk for 1031 steps (5 resets) in 11 ms. (85 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 228 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 293 ms :[false, (NOT p0), false, false, false]
Stuttering acceptance computed with spot in 285 ms :[false, (NOT p0), false, false, false]
Support contains 2 out of 73 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 73/73 places, 925/925 transitions.
Applied a total of 0 rules in 2 ms. Remains 73 /73 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2024-05-21 10:04:38] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 73 cols
[2024-05-21 10:04:38] [INFO ] Computed 5 invariants in 20 ms
[2024-05-21 10:04:38] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:04:44] [INFO ] Deduced a trap composed of 5 places in 211 ms of which 7 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 73/238 variables, and 6 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20082 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/73 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/238 variables, 73/79 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 40/119 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 238/238 variables, and 1041 constraints, problems are : Problem set: 0 solved, 922 unsolved in 22238 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 73/73 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 1/1 constraints]
After SMT, in 45950ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 45959ms
[2024-05-21 10:05:24] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:05:24] [INFO ] Invariant cache hit.
[2024-05-21 10:05:24] [INFO ] Implicit Places using invariants in 423 ms returned []
[2024-05-21 10:05:24] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:05:24] [INFO ] Invariant cache hit.
[2024-05-21 10:05:24] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 10:05:25] [INFO ] Implicit Places using invariants and state equation in 697 ms returned []
Implicit Place search using SMT with State Equation took 1139 ms to find 0 implicit places.
Running 922 sub problems to find dead transitions.
[2024-05-21 10:05:25] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:05:25] [INFO ] Invariant cache hit.
[2024-05-21 10:05:25] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:05:41] [INFO ] Deduced a trap composed of 5 places in 247 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 73/238 variables, and 6 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30080 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/73 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/238 variables, 73/79 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 40/119 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 922/1041 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 238/238 variables, and 1041 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 73/73 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 1/1 constraints]
After SMT, in 64226ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 64234ms
Finished structural reductions in LTL mode , in 1 iterations and 111341 ms. Remains : 73/73 places, 925/925 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 46/73 stabilizing places and 81/925 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 146 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 251 ms :[false, (NOT p0), false, false, false]
RANDOM walk for 759 steps (3 resets) in 14 ms. (50 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 157 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 290 ms :[false, (NOT p0), false, false, false]
Stuttering acceptance computed with spot in 380 ms :[false, (NOT p0), false, false, false]
Stuttering acceptance computed with spot in 398 ms :[false, (NOT p0), false, false, false]
Product exploration explored 100000 steps with 600 reset in 381 ms.
Product exploration explored 100000 steps with 600 reset in 398 ms.
Applying partial POR strategy [true, true, false, false, false]
Stuttering acceptance computed with spot in 416 ms :[false, (NOT p0), false, false, false]
Support contains 2 out of 73 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 73/73 places, 925/925 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 5 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 73 transition count 925
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 111 ms. Remains 73 /73 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2024-05-21 10:06:32] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 73 cols
[2024-05-21 10:06:32] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 10:06:32] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:06:42] [INFO ] Deduced a trap composed of 5 places in 210 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 23907ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 23923ms
[2024-05-21 10:06:56] [INFO ] Redundant transitions in 7 ms returned []
Running 922 sub problems to find dead transitions.
[2024-05-21 10:06:56] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:06:56] [INFO ] Invariant cache hit.
[2024-05-21 10:06:56] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:07:03] [INFO ] Deduced a trap composed of 5 places in 235 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Problem TDEAD20 is UNSAT
At refinement iteration 3 (OVERLAPS) 165/238 variables, 73/79 constraints. Problems are: Problem set: 1 solved, 921 unsolved
SMT process timed out in 32139ms, After SMT, problems are : Problem set: 1 solved, 921 unsolved
Search for dead transitions found 1 dead transitions in 32148ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) removed 1 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 73/73 places, 924/925 transitions.
Graph (complete) has 1547 edges and 73 vertex of which 72 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 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 71 transition count 924
Deduced a syphon composed of 2 places in 1 ms
Applied a total of 3 rules in 135 ms. Remains 71 /73 variables (removed 2) and now considering 924/924 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 71/73 places, 924/925 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 56363 ms. Remains : 71/73 places, 924/925 transitions.
Support contains 2 out of 73 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 73/73 places, 925/925 transitions.
Applied a total of 0 rules in 2 ms. Remains 73 /73 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2024-05-21 10:07:29] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 73 cols
[2024-05-21 10:07:29] [INFO ] Computed 5 invariants in 3 ms
[2024-05-21 10:07:29] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:07:34] [INFO ] Deduced a trap composed of 5 places in 209 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/238 variables, 73/79 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 40/119 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:07:51] [INFO ] Deduced a trap composed of 45 places in 153 ms of which 1 ms to minimize.
[2024-05-21 10:07:52] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 1 ms to minimize.
SMT process timed out in 22878ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 22901ms
[2024-05-21 10:07:52] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:07:52] [INFO ] Invariant cache hit.
[2024-05-21 10:07:52] [INFO ] Implicit Places using invariants in 206 ms returned []
[2024-05-21 10:07:52] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:07:52] [INFO ] Invariant cache hit.
[2024-05-21 10:07:52] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 10:07:52] [INFO ] Implicit Places using invariants and state equation in 577 ms returned []
Implicit Place search using SMT with State Equation took 785 ms to find 0 implicit places.
Running 922 sub problems to find dead transitions.
[2024-05-21 10:07:52] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:07:52] [INFO ] Invariant cache hit.
[2024-05-21 10:07:52] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:07:57] [INFO ] Deduced a trap composed of 5 places in 119 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/238 variables, 73/79 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 40/119 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:08:13] [INFO ] Deduced a trap composed of 24 places in 90 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 238/238 variables, and 120 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 73/73 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/238 variables, 73/80 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 40/120 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 922/1042 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 238/238 variables, and 1042 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 73/73 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
After SMT, in 63049ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 63057ms
Finished structural reductions in LTL mode , in 1 iterations and 86749 ms. Remains : 73/73 places, 925/925 transitions.
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-15 finished in 304962 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)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||F((G(p1)||(X(p1)&&G(p2))))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((!p0||F(G(p0)))))))'
[2024-05-21 10:08:56] [INFO ] Flatten gal took : 68 ms
[2024-05-21 10:08:56] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-05-21 10:08:56] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 76 places, 928 transitions and 7028 arcs took 23 ms.
Total runtime 1395096 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running BridgeAndVehicles-PT-V20P10N20

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/418/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 76
TRANSITIONS: 928
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.037s, Sys 0.004s]


SAVING FILE /home/mcc/execution/418/model (.net / .def) ...
EXPORT TIME: [User 0.001s, Sys 0.003s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 1950
MODEL NAME: /home/mcc/execution/418/model
76 places, 928 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-09 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-14 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-03 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-15 CANNOT_COMPUTE
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716286626984

--------------------
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
Error in allocating array of size 16777216 at unique_table.cc, line 313
MEDDLY ERROR: Insufficient memory

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-V20P10N20"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is BridgeAndVehicles-PT-V20P10N20, 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 r047-tajo-171620397700188"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V20P10N20.tgz
mv BridgeAndVehicles-PT-V20P10N20 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 ;