About the Execution of GreatSPN+red for HirschbergSinclair-PT-40
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 10341.447 | 3600000.00 | 6561485.00 | 9071.30 | ??FFFT?TT???FFFT | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r201-smll-171649586600115.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is HirschbergSinclair-PT-40, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r201-smll-171649586600115
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 14K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 113K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 72K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.6K May 19 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 19 15:59 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K May 19 07:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 19 18:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K Apr 13 03:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K Apr 13 03:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K Apr 13 03:15 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K Apr 13 03:15 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Apr 22 14:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Apr 22 14:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 580K 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 HirschbergSinclair-PT-40-LTLCardinality-00
FORMULA_NAME HirschbergSinclair-PT-40-LTLCardinality-01
FORMULA_NAME HirschbergSinclair-PT-40-LTLCardinality-02
FORMULA_NAME HirschbergSinclair-PT-40-LTLCardinality-03
FORMULA_NAME HirschbergSinclair-PT-40-LTLCardinality-04
FORMULA_NAME HirschbergSinclair-PT-40-LTLCardinality-05
FORMULA_NAME HirschbergSinclair-PT-40-LTLCardinality-06
FORMULA_NAME HirschbergSinclair-PT-40-LTLCardinality-07
FORMULA_NAME HirschbergSinclair-PT-40-LTLCardinality-08
FORMULA_NAME HirschbergSinclair-PT-40-LTLCardinality-09
FORMULA_NAME HirschbergSinclair-PT-40-LTLCardinality-10
FORMULA_NAME HirschbergSinclair-PT-40-LTLCardinality-11
FORMULA_NAME HirschbergSinclair-PT-40-LTLCardinality-12
FORMULA_NAME HirschbergSinclair-PT-40-LTLCardinality-13
FORMULA_NAME HirschbergSinclair-PT-40-LTLCardinality-14
FORMULA_NAME HirschbergSinclair-PT-40-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1716624059052
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HirschbergSinclair-PT-40
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-25 08:01:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-25 08:01:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-25 08:01:01] [INFO ] Load time of PNML (sax parser for PT used): 217 ms
[2024-05-25 08:01:01] [INFO ] Transformed 1068 places.
[2024-05-25 08:01:01] [INFO ] Transformed 982 transitions.
[2024-05-25 08:01:01] [INFO ] Parsed PT model containing 1068 places and 982 transitions and 2991 arcs in 377 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 26 ms.
Working with output stream class java.io.PrintStream
Support contains 56 out of 1068 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1068/1068 places, 982/982 transitions.
Reduce places removed 38 places and 0 transitions.
Iterating post reduction 0 with 38 rules applied. Total rules applied 38 place count 1030 transition count 982
Discarding 35 places :
Symmetric choice reduction at 1 with 35 rule applications. Total rules 73 place count 995 transition count 947
Iterating global reduction 1 with 35 rules applied. Total rules applied 108 place count 995 transition count 947
Discarding 33 places :
Symmetric choice reduction at 1 with 33 rule applications. Total rules 141 place count 962 transition count 914
Iterating global reduction 1 with 33 rules applied. Total rules applied 174 place count 962 transition count 914
Applied a total of 174 rules in 858 ms. Remains 962 /1068 variables (removed 106) and now considering 914/982 (removed 68) transitions.
// Phase 1: matrix 914 rows 962 cols
[2024-05-25 08:01:03] [INFO ] Computed 48 invariants in 53 ms
[2024-05-25 08:01:04] [INFO ] Implicit Places using invariants in 1852 ms returned []
[2024-05-25 08:01:04] [INFO ] Invariant cache hit.
[2024-05-25 08:01:12] [INFO ] Implicit Places using invariants and state equation in 7251 ms returned []
Implicit Place search using SMT with State Equation took 9193 ms to find 0 implicit places.
Running 874 sub problems to find dead transitions.
[2024-05-25 08:01:12] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/920 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 874 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 920/1876 variables, and 6 constraints, problems are : Problem set: 0 solved, 874 unsolved in 30101 ms.
Refiners :[Positive P Invariants (semi-flows): 0/2 constraints, Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/962 constraints, PredecessorRefiner: 874/874 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 874 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/920 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 874 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/920 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 874 unsolved
At refinement iteration 2 (OVERLAPS) 4/924 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 874 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 924/1876 variables, and 8 constraints, problems are : Problem set: 0 solved, 874 unsolved in 30054 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/962 constraints, PredecessorRefiner: 0/874 constraints, Known Traps: 0/0 constraints]
After SMT, in 60804ms problems are : Problem set: 0 solved, 874 unsolved
Search for dead transitions found 0 dead transitions in 60849ms
Starting structural reductions in LTL mode, iteration 1 : 962/1068 places, 914/982 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70950 ms. Remains : 962/1068 places, 914/982 transitions.
Support contains 56 out of 962 places after structural reductions.
[2024-05-25 08:02:13] [INFO ] Flatten gal took : 182 ms
[2024-05-25 08:02:13] [INFO ] Flatten gal took : 83 ms
[2024-05-25 08:02:14] [INFO ] Input system was already deterministic with 914 transitions.
Support contains 55 out of 962 places (down from 56) after GAL structural reductions.
RANDOM walk for 40000 steps (40 resets) in 4055 ms. (9 steps per ms) remains 11/33 properties
BEST_FIRST walk for 40004 steps (8 resets) in 331 ms. (120 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 236 ms. (168 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 260 ms. (153 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 202 ms. (197 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 223 ms. (178 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 205 ms. (194 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 178 ms. (223 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 123 ms. (322 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 96 ms. (412 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 215 ms. (185 steps per ms) remains 11/11 properties
[2024-05-25 08:02:16] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 5/19 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 846/865 variables, 43/44 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/865 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 3/868 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/868 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 17/885 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/885 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Problem AtomicPropp2 is UNSAT
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp14 is UNSAT
Problem AtomicPropp17 is UNSAT
Problem AtomicPropp18 is UNSAT
Problem AtomicPropp22 is UNSAT
Problem AtomicPropp26 is UNSAT
Problem AtomicPropp27 is UNSAT
Problem AtomicPropp31 is UNSAT
At refinement iteration 9 (OVERLAPS) 914/1799 variables, 885/933 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1799 variables, 0/933 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 77/1876 variables, 77/1010 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1876 variables, 0/1010 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/1876 variables, 0/1010 constraints. Problems are: Problem set: 9 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1876/1876 variables, and 1010 constraints, problems are : Problem set: 9 solved, 2 unsolved in 3509 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 46/46 constraints, State Equation: 962/962 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 9 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 819/829 variables, 42/43 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/829 variables, 0/43 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 3/832 variables, 1/44 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/832 variables, 0/44 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 50/882 variables, 4/48 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/882 variables, 0/48 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 914/1796 variables, 882/930 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1796 variables, 1/931 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1796 variables, 0/931 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 80/1876 variables, 80/1011 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1876 variables, 1/1012 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1876 variables, 0/1012 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1876 variables, 0/1012 constraints. Problems are: Problem set: 9 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1876/1876 variables, and 1012 constraints, problems are : Problem set: 9 solved, 2 unsolved in 2727 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 46/46 constraints, State Equation: 962/962 constraints, PredecessorRefiner: 2/11 constraints, Known Traps: 0/0 constraints]
After SMT, in 6285ms problems are : Problem set: 9 solved, 2 unsolved
Parikh walk visited 0 properties in 1499 ms.
Support contains 5 out of 962 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 962/962 places, 914/914 transitions.
Graph (complete) has 1834 edges and 962 vertex of which 944 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.4 ms
Discarding 18 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 397 transitions
Trivial Post-agglo rules discarded 397 transitions
Performed 397 trivial Post agglomeration. Transition count delta: 397
Iterating post reduction 0 with 414 rules applied. Total rules applied 415 place count 944 transition count 500
Reduce places removed 397 places and 0 transitions.
Graph (complete) has 965 edges and 547 vertex of which 474 are kept as prefixes of interest. Removing 73 places using SCC suffix rule.1 ms
Discarding 73 places :
Also discarding 0 output transitions
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 400 rules applied. Total rules applied 815 place count 474 transition count 498
Reduce places removed 2 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 73 transitions
Reduce isomorphic transitions removed 73 transitions.
Iterating post reduction 2 with 75 rules applied. Total rules applied 890 place count 472 transition count 425
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 893 place count 469 transition count 422
Iterating global reduction 3 with 3 rules applied. Total rules applied 896 place count 469 transition count 422
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 2 rules applied. Total rules applied 898 place count 469 transition count 420
Reduce places removed 2 places and 0 transitions.
Graph (complete) has 814 edges and 467 vertex of which 463 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 0 output transitions
Iterating post reduction 4 with 3 rules applied. Total rules applied 901 place count 463 transition count 420
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 905 place count 463 transition count 416
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 906 place count 462 transition count 415
Iterating global reduction 6 with 1 rules applied. Total rules applied 907 place count 462 transition count 415
Free-agglomeration rule (complex) applied 25 times.
Iterating global reduction 6 with 25 rules applied. Total rules applied 932 place count 462 transition count 390
Reduce places removed 25 places and 0 transitions.
Iterating post reduction 6 with 25 rules applied. Total rules applied 957 place count 437 transition count 390
Reduce places removed 39 places and 39 transitions.
Iterating global reduction 7 with 39 rules applied. Total rules applied 996 place count 398 transition count 351
Reduce places removed 17 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 131 transitions
Trivial Post-agglo rules discarded 131 transitions
Performed 131 trivial Post agglomeration. Transition count delta: 131
Iterating post reduction 7 with 148 rules applied. Total rules applied 1144 place count 381 transition count 220
Reduce places removed 131 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 8 with 132 rules applied. Total rules applied 1276 place count 250 transition count 219
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 1277 place count 249 transition count 219
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 10 with 16 Pre rules applied. Total rules applied 1277 place count 249 transition count 203
Deduced a syphon composed of 16 places in 1 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 10 with 32 rules applied. Total rules applied 1309 place count 233 transition count 203
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 10 with 1 rules applied. Total rules applied 1310 place count 232 transition count 203
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 11 with 1 Pre rules applied. Total rules applied 1310 place count 232 transition count 202
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 1312 place count 231 transition count 202
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 4 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 11 with 6 rules applied. Total rules applied 1318 place count 228 transition count 199
Applied a total of 1318 rules in 277 ms. Remains 228 /962 variables (removed 734) and now considering 199/914 (removed 715) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 277 ms. Remains : 228/962 places, 199/914 transitions.
RANDOM walk for 40000 steps (200 resets) in 319 ms. (125 steps per ms) remains 1/2 properties
BEST_FIRST walk for 2399 steps (0 resets) in 8 ms. (266 steps per ms) remains 0/1 properties
FORMULA HirschbergSinclair-PT-40-LTLCardinality-12 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA HirschbergSinclair-PT-40-LTLCardinality-14 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 9 atomic propositions for a total of 14 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA HirschbergSinclair-PT-40-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-40-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-40-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 962 stabilizing places and 914 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 962 transition count 914
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
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 962 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 962/962 places, 914/914 transitions.
Graph (complete) has 1834 edges and 962 vertex of which 960 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.9 ms
Discarding 2 places :
Also discarding 0 output transitions
Reduce places removed 40 places and 40 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 408 transitions
Trivial Post-agglo rules discarded 408 transitions
Performed 408 trivial Post agglomeration. Transition count delta: 408
Iterating post reduction 0 with 408 rules applied. Total rules applied 409 place count 920 transition count 466
Reduce places removed 408 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 409 rules applied. Total rules applied 818 place count 512 transition count 465
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 819 place count 511 transition count 465
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 826 place count 504 transition count 458
Iterating global reduction 3 with 7 rules applied. Total rules applied 833 place count 504 transition count 458
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 2 rules applied. Total rules applied 835 place count 504 transition count 456
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 837 place count 502 transition count 456
Applied a total of 837 rules in 181 ms. Remains 502 /962 variables (removed 460) and now considering 456/914 (removed 458) transitions.
// Phase 1: matrix 456 rows 502 cols
[2024-05-25 08:02:25] [INFO ] Computed 46 invariants in 6 ms
[2024-05-25 08:02:26] [INFO ] Implicit Places using invariants in 1072 ms returned []
[2024-05-25 08:02:26] [INFO ] Invariant cache hit.
[2024-05-25 08:02:29] [INFO ] Implicit Places using invariants and state equation in 2698 ms returned []
Implicit Place search using SMT with State Equation took 3773 ms to find 0 implicit places.
[2024-05-25 08:02:29] [INFO ] Redundant transitions in 29 ms returned []
Running 377 sub problems to find dead transitions.
[2024-05-25 08:02:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 2 (OVERLAPS) 2/425 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/425 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 4 (OVERLAPS) 379/804 variables, 425/471 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/804 variables, 0/471 constraints. Problems are: Problem set: 0 solved, 377 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 804/958 variables, and 471 constraints, problems are : Problem set: 0 solved, 377 unsolved in 30016 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 425/502 constraints, PredecessorRefiner: 377/377 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 377 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 2 (OVERLAPS) 2/425 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/425 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 4 (OVERLAPS) 379/804 variables, 425/471 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/804 variables, 377/848 constraints. Problems are: Problem set: 0 solved, 377 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 804/958 variables, and 848 constraints, problems are : Problem set: 0 solved, 377 unsolved in 30025 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 425/502 constraints, PredecessorRefiner: 377/377 constraints, Known Traps: 0/0 constraints]
After SMT, in 60172ms problems are : Problem set: 0 solved, 377 unsolved
Search for dead transitions found 0 dead transitions in 60177ms
Starting structural reductions in SI_LTL mode, iteration 1 : 502/962 places, 456/914 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 64170 ms. Remains : 502/962 places, 456/914 transitions.
Stuttering acceptance computed with spot in 299 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-40-LTLCardinality-00
Product exploration explored 100000 steps with 248 reset in 530 ms.
Product exploration explored 100000 steps with 244 reset in 479 ms.
Computed a total of 502 stabilizing places and 456 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 502 transition count 456
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
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 147 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 70 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 1468 steps (0 resets) in 12 ms. (112 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 121 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 66 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 502 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 502/502 places, 456/456 transitions.
Applied a total of 0 rules in 67 ms. Remains 502 /502 variables (removed 0) and now considering 456/456 (removed 0) transitions.
[2024-05-25 08:03:31] [INFO ] Invariant cache hit.
[2024-05-25 08:03:32] [INFO ] Implicit Places using invariants in 874 ms returned []
[2024-05-25 08:03:32] [INFO ] Invariant cache hit.
[2024-05-25 08:03:34] [INFO ] Implicit Places using invariants and state equation in 2298 ms returned []
Implicit Place search using SMT with State Equation took 3176 ms to find 0 implicit places.
[2024-05-25 08:03:34] [INFO ] Redundant transitions in 16 ms returned []
Running 377 sub problems to find dead transitions.
[2024-05-25 08:03:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 2 (OVERLAPS) 2/425 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/425 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 4 (OVERLAPS) 379/804 variables, 425/471 constraints. Problems are: Problem set: 0 solved, 377 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 804/958 variables, and 471 constraints, problems are : Problem set: 0 solved, 377 unsolved in 30024 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 425/502 constraints, PredecessorRefiner: 377/377 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 377 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 2 (OVERLAPS) 2/425 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/425 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 4 (OVERLAPS) 379/804 variables, 425/471 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/804 variables, 377/848 constraints. Problems are: Problem set: 0 solved, 377 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 804/958 variables, and 848 constraints, problems are : Problem set: 0 solved, 377 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 425/502 constraints, PredecessorRefiner: 377/377 constraints, Known Traps: 0/0 constraints]
After SMT, in 60134ms problems are : Problem set: 0 solved, 377 unsolved
Search for dead transitions found 0 dead transitions in 60142ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63411 ms. Remains : 502/502 places, 456/456 transitions.
Computed a total of 502 stabilizing places and 456 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 502 transition count 456
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
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 144 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 103 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 1456 steps (0 resets) in 13 ms. (104 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 174 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 109 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 123 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 249 reset in 544 ms.
Product exploration explored 100000 steps with 247 reset in 502 ms.
Support contains 2 out of 502 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 502/502 places, 456/456 transitions.
Applied a total of 0 rules in 24 ms. Remains 502 /502 variables (removed 0) and now considering 456/456 (removed 0) transitions.
[2024-05-25 08:04:37] [INFO ] Invariant cache hit.
[2024-05-25 08:04:38] [INFO ] Implicit Places using invariants in 809 ms returned []
[2024-05-25 08:04:38] [INFO ] Invariant cache hit.
[2024-05-25 08:04:40] [INFO ] Implicit Places using invariants and state equation in 2412 ms returned []
Implicit Place search using SMT with State Equation took 3243 ms to find 0 implicit places.
[2024-05-25 08:04:40] [INFO ] Redundant transitions in 7 ms returned []
Running 377 sub problems to find dead transitions.
[2024-05-25 08:04:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 2 (OVERLAPS) 2/425 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/425 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 4 (OVERLAPS) 379/804 variables, 425/471 constraints. Problems are: Problem set: 0 solved, 377 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 804/958 variables, and 471 constraints, problems are : Problem set: 0 solved, 377 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 425/502 constraints, PredecessorRefiner: 377/377 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 377 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 2 (OVERLAPS) 2/425 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/425 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 4 (OVERLAPS) 379/804 variables, 425/471 constraints. Problems are: Problem set: 0 solved, 377 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/804 variables, 377/848 constraints. Problems are: Problem set: 0 solved, 377 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 804/958 variables, and 848 constraints, problems are : Problem set: 0 solved, 377 unsolved in 30034 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 425/502 constraints, PredecessorRefiner: 377/377 constraints, Known Traps: 0/0 constraints]
After SMT, in 60136ms problems are : Problem set: 0 solved, 377 unsolved
Search for dead transitions found 0 dead transitions in 60141ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63431 ms. Remains : 502/502 places, 456/456 transitions.
Treatment of property HirschbergSinclair-PT-40-LTLCardinality-00 finished in 195925 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 962 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 962/962 places, 914/914 transitions.
Graph (complete) has 1834 edges and 962 vertex of which 960 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.5 ms
Discarding 2 places :
Also discarding 0 output transitions
Reduce places removed 40 places and 40 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 409 transitions
Trivial Post-agglo rules discarded 409 transitions
Performed 409 trivial Post agglomeration. Transition count delta: 409
Iterating post reduction 0 with 409 rules applied. Total rules applied 410 place count 920 transition count 465
Reduce places removed 409 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 410 rules applied. Total rules applied 820 place count 511 transition count 464
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 821 place count 510 transition count 464
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 828 place count 503 transition count 457
Iterating global reduction 3 with 7 rules applied. Total rules applied 835 place count 503 transition count 457
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 2 rules applied. Total rules applied 837 place count 503 transition count 455
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 839 place count 501 transition count 455
Applied a total of 839 rules in 157 ms. Remains 501 /962 variables (removed 461) and now considering 455/914 (removed 459) transitions.
// Phase 1: matrix 455 rows 501 cols
[2024-05-25 08:05:41] [INFO ] Computed 46 invariants in 6 ms
[2024-05-25 08:05:42] [INFO ] Implicit Places using invariants in 947 ms returned []
[2024-05-25 08:05:42] [INFO ] Invariant cache hit.
[2024-05-25 08:05:45] [INFO ] Implicit Places using invariants and state equation in 3596 ms returned []
Implicit Place search using SMT with State Equation took 4553 ms to find 0 implicit places.
[2024-05-25 08:05:45] [INFO ] Redundant transitions in 4 ms returned []
Running 376 sub problems to find dead transitions.
[2024-05-25 08:05:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 2 (OVERLAPS) 2/424 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/424 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 4 (OVERLAPS) 378/802 variables, 424/470 constraints. Problems are: Problem set: 0 solved, 376 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 802/956 variables, and 470 constraints, problems are : Problem set: 0 solved, 376 unsolved in 30025 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 424/501 constraints, PredecessorRefiner: 376/376 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 376 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 2 (OVERLAPS) 2/424 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/424 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 4 (OVERLAPS) 378/802 variables, 424/470 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/802 variables, 376/846 constraints. Problems are: Problem set: 0 solved, 376 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 802/956 variables, and 846 constraints, problems are : Problem set: 0 solved, 376 unsolved in 30019 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 424/501 constraints, PredecessorRefiner: 376/376 constraints, Known Traps: 0/0 constraints]
After SMT, in 60123ms problems are : Problem set: 0 solved, 376 unsolved
Search for dead transitions found 0 dead transitions in 60132ms
Starting structural reductions in SI_LTL mode, iteration 1 : 501/962 places, 455/914 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 64856 ms. Remains : 501/962 places, 455/914 transitions.
Stuttering acceptance computed with spot in 60 ms :[(NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-40-LTLCardinality-01
Product exploration explored 100000 steps with 498 reset in 698 ms.
Product exploration explored 100000 steps with 497 reset in 522 ms.
Computed a total of 501 stabilizing places and 455 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 501 transition count 455
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 106 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
RANDOM walk for 887 steps (0 resets) in 8 ms. (98 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 133 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
[2024-05-25 08:06:47] [INFO ] Invariant cache hit.
[2024-05-25 08:06:48] [INFO ] [Real]Absence check using 0 positive and 46 generalized place invariants in 212 ms returned sat
[2024-05-25 08:06:49] [INFO ] [Real]Absence check using state equation in 1148 ms returned sat
[2024-05-25 08:06:49] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 08:06:50] [INFO ] [Nat]Absence check using 0 positive and 46 generalized place invariants in 344 ms returned sat
[2024-05-25 08:06:52] [INFO ] [Nat]Absence check using state equation in 1157 ms returned sat
[2024-05-25 08:06:52] [INFO ] Computed and/alt/rep : 376/383/376 causal constraints (skipped 0 transitions) in 115 ms.
[2024-05-25 08:06:53] [INFO ] Added : 103 causal constraints over 21 iterations in 1026 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 501 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 501/501 places, 455/455 transitions.
Applied a total of 0 rules in 21 ms. Remains 501 /501 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2024-05-25 08:06:53] [INFO ] Invariant cache hit.
[2024-05-25 08:06:54] [INFO ] Implicit Places using invariants in 1025 ms returned []
[2024-05-25 08:06:54] [INFO ] Invariant cache hit.
[2024-05-25 08:06:56] [INFO ] Implicit Places using invariants and state equation in 2785 ms returned []
Implicit Place search using SMT with State Equation took 3815 ms to find 0 implicit places.
[2024-05-25 08:06:56] [INFO ] Redundant transitions in 4 ms returned []
Running 376 sub problems to find dead transitions.
[2024-05-25 08:06:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 2 (OVERLAPS) 2/424 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/424 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 4 (OVERLAPS) 378/802 variables, 424/470 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/802 variables, 0/470 constraints. Problems are: Problem set: 0 solved, 376 unsolved
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(s375 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 802/956 variables, and 470 constraints, problems are : Problem set: 0 solved, 376 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 424/501 constraints, PredecessorRefiner: 376/376 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 376 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 2 (OVERLAPS) 2/424 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/424 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 4 (OVERLAPS) 378/802 variables, 424/470 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/802 variables, 376/846 constraints. Problems are: Problem set: 0 solved, 376 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 802/956 variables, and 846 constraints, problems are : Problem set: 0 solved, 376 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 424/501 constraints, PredecessorRefiner: 376/376 constraints, Known Traps: 0/0 constraints]
After SMT, in 60116ms problems are : Problem set: 0 solved, 376 unsolved
Search for dead transitions found 0 dead transitions in 60125ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63974 ms. Remains : 501/501 places, 455/455 transitions.
Computed a total of 501 stabilizing places and 455 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 501 transition count 455
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 124 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
RANDOM walk for 882 steps (0 resets) in 15 ms. (55 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 116 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
[2024-05-25 08:07:57] [INFO ] Invariant cache hit.
[2024-05-25 08:07:58] [INFO ] [Real]Absence check using 0 positive and 46 generalized place invariants in 302 ms returned sat
[2024-05-25 08:08:00] [INFO ] [Real]Absence check using state equation in 1408 ms returned sat
[2024-05-25 08:08:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 08:08:00] [INFO ] [Nat]Absence check using 0 positive and 46 generalized place invariants in 328 ms returned sat
[2024-05-25 08:08:01] [INFO ] [Nat]Absence check using state equation in 968 ms returned sat
[2024-05-25 08:08:02] [INFO ] Computed and/alt/rep : 376/383/376 causal constraints (skipped 0 transitions) in 51 ms.
[2024-05-25 08:08:02] [INFO ] Added : 103 causal constraints over 21 iterations in 913 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Product exploration explored 100000 steps with 497 reset in 475 ms.
Product exploration explored 100000 steps with 497 reset in 522 ms.
Support contains 1 out of 501 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 501/501 places, 455/455 transitions.
Applied a total of 0 rules in 19 ms. Remains 501 /501 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2024-05-25 08:08:03] [INFO ] Invariant cache hit.
[2024-05-25 08:08:04] [INFO ] Implicit Places using invariants in 743 ms returned []
[2024-05-25 08:08:04] [INFO ] Invariant cache hit.
[2024-05-25 08:08:07] [INFO ] Implicit Places using invariants and state equation in 2383 ms returned []
Implicit Place search using SMT with State Equation took 3132 ms to find 0 implicit places.
[2024-05-25 08:08:07] [INFO ] Redundant transitions in 3 ms returned []
Running 376 sub problems to find dead transitions.
[2024-05-25 08:08:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 2 (OVERLAPS) 2/424 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/424 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 4 (OVERLAPS) 378/802 variables, 424/470 constraints. Problems are: Problem set: 0 solved, 376 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 802/956 variables, and 470 constraints, problems are : Problem set: 0 solved, 376 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 424/501 constraints, PredecessorRefiner: 376/376 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 376 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 2 (OVERLAPS) 2/424 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/424 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 4 (OVERLAPS) 378/802 variables, 424/470 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/802 variables, 376/846 constraints. Problems are: Problem set: 0 solved, 376 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 802/956 variables, and 846 constraints, problems are : Problem set: 0 solved, 376 unsolved in 30022 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 424/501 constraints, PredecessorRefiner: 376/376 constraints, Known Traps: 0/0 constraints]
After SMT, in 60089ms problems are : Problem set: 0 solved, 376 unsolved
Search for dead transitions found 0 dead transitions in 60096ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63258 ms. Remains : 501/501 places, 455/455 transitions.
Treatment of property HirschbergSinclair-PT-40-LTLCardinality-01 finished in 206254 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U G(p1)))'
Support contains 3 out of 962 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 962/962 places, 914/914 transitions.
Graph (complete) has 1834 edges and 962 vertex of which 960 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.5 ms
Discarding 2 places :
Also discarding 0 output transitions
Reduce places removed 40 places and 40 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 407 transitions
Trivial Post-agglo rules discarded 407 transitions
Performed 407 trivial Post agglomeration. Transition count delta: 407
Iterating post reduction 0 with 407 rules applied. Total rules applied 408 place count 920 transition count 467
Reduce places removed 407 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 408 rules applied. Total rules applied 816 place count 513 transition count 466
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 817 place count 512 transition count 466
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 824 place count 505 transition count 459
Iterating global reduction 3 with 7 rules applied. Total rules applied 831 place count 505 transition count 459
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 2 rules applied. Total rules applied 833 place count 505 transition count 457
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 835 place count 503 transition count 457
Applied a total of 835 rules in 111 ms. Remains 503 /962 variables (removed 459) and now considering 457/914 (removed 457) transitions.
// Phase 1: matrix 457 rows 503 cols
[2024-05-25 08:09:07] [INFO ] Computed 46 invariants in 6 ms
[2024-05-25 08:09:08] [INFO ] Implicit Places using invariants in 1116 ms returned []
[2024-05-25 08:09:08] [INFO ] Invariant cache hit.
[2024-05-25 08:09:11] [INFO ] Implicit Places using invariants and state equation in 3279 ms returned []
Implicit Place search using SMT with State Equation took 4409 ms to find 0 implicit places.
[2024-05-25 08:09:11] [INFO ] Redundant transitions in 2 ms returned []
Running 378 sub problems to find dead transitions.
[2024-05-25 08:09:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/424 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/424 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 2 (OVERLAPS) 2/426 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/426 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 4 (OVERLAPS) 380/806 variables, 426/472 constraints. Problems are: Problem set: 0 solved, 378 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 806/960 variables, and 472 constraints, problems are : Problem set: 0 solved, 378 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 426/503 constraints, PredecessorRefiner: 378/378 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 378 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/424 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/424 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 2 (OVERLAPS) 2/426 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/426 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 4 (OVERLAPS) 380/806 variables, 426/472 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/806 variables, 378/850 constraints. Problems are: Problem set: 0 solved, 378 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 806/960 variables, and 850 constraints, problems are : Problem set: 0 solved, 378 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 426/503 constraints, PredecessorRefiner: 378/378 constraints, Known Traps: 0/0 constraints]
After SMT, in 60103ms problems are : Problem set: 0 solved, 378 unsolved
Search for dead transitions found 0 dead transitions in 60108ms
Starting structural reductions in SI_LTL mode, iteration 1 : 503/962 places, 457/914 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 64641 ms. Remains : 503/962 places, 457/914 transitions.
Stuttering acceptance computed with spot in 144 ms :[(NOT p1), (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-40-LTLCardinality-03
Stuttering criterion allowed to conclude after 2032 steps with 5 reset in 18 ms.
FORMULA HirschbergSinclair-PT-40-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-40-LTLCardinality-03 finished in 64839 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 3 out of 962 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 962/962 places, 914/914 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 960 transition count 914
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 9 place count 953 transition count 907
Iterating global reduction 1 with 7 rules applied. Total rules applied 16 place count 953 transition count 907
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 21 place count 948 transition count 902
Iterating global reduction 1 with 5 rules applied. Total rules applied 26 place count 948 transition count 902
Applied a total of 26 rules in 183 ms. Remains 948 /962 variables (removed 14) and now considering 902/914 (removed 12) transitions.
// Phase 1: matrix 902 rows 948 cols
[2024-05-25 08:10:12] [INFO ] Computed 46 invariants in 13 ms
[2024-05-25 08:10:13] [INFO ] Implicit Places using invariants in 1262 ms returned []
[2024-05-25 08:10:13] [INFO ] Invariant cache hit.
[2024-05-25 08:10:21] [INFO ] Implicit Places using invariants and state equation in 7750 ms returned []
Implicit Place search using SMT with State Equation took 9014 ms to find 0 implicit places.
Running 862 sub problems to find dead transitions.
[2024-05-25 08:10:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/908 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 862 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 908/1850 variables, and 6 constraints, problems are : Problem set: 0 solved, 862 unsolved in 30029 ms.
Refiners :[Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/948 constraints, PredecessorRefiner: 862/862 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 862 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/908 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 862 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/908 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 862 unsolved
At refinement iteration 2 (OVERLAPS) 40/948 variables, 40/46 constraints. Problems are: Problem set: 0 solved, 862 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 948/1850 variables, and 46 constraints, problems are : Problem set: 0 solved, 862 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 0/948 constraints, PredecessorRefiner: 0/862 constraints, Known Traps: 0/0 constraints]
After SMT, in 60377ms problems are : Problem set: 0 solved, 862 unsolved
Search for dead transitions found 0 dead transitions in 60391ms
Starting structural reductions in LTL mode, iteration 1 : 948/962 places, 902/914 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 69591 ms. Remains : 948/962 places, 902/914 transitions.
Stuttering acceptance computed with spot in 130 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-40-LTLCardinality-05
Product exploration explored 100000 steps with 50000 reset in 839 ms.
Product exploration explored 100000 steps with 50000 reset in 876 ms.
Computed a total of 948 stabilizing places and 902 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 948 transition count 902
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 23 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-40-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-40-LTLCardinality-05 finished in 72006 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 G(p1))||G(F(p2))))'
Support contains 6 out of 962 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 962/962 places, 914/914 transitions.
Graph (complete) has 1834 edges and 962 vertex of which 960 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.3 ms
Discarding 2 places :
Also discarding 0 output transitions
Reduce places removed 40 places and 40 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 402 transitions
Trivial Post-agglo rules discarded 402 transitions
Performed 402 trivial Post agglomeration. Transition count delta: 402
Iterating post reduction 0 with 402 rules applied. Total rules applied 403 place count 920 transition count 472
Reduce places removed 402 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 1 with 405 rules applied. Total rules applied 808 place count 518 transition count 469
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 811 place count 515 transition count 469
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 817 place count 509 transition count 463
Iterating global reduction 3 with 6 rules applied. Total rules applied 823 place count 509 transition count 463
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 1 rules applied. Total rules applied 824 place count 509 transition count 462
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 825 place count 508 transition count 462
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 827 place count 507 transition count 461
Applied a total of 827 rules in 114 ms. Remains 507 /962 variables (removed 455) and now considering 461/914 (removed 453) transitions.
// Phase 1: matrix 461 rows 507 cols
[2024-05-25 08:11:24] [INFO ] Computed 46 invariants in 4 ms
[2024-05-25 08:11:25] [INFO ] Implicit Places using invariants in 1110 ms returned []
[2024-05-25 08:11:25] [INFO ] Invariant cache hit.
[2024-05-25 08:11:29] [INFO ] Implicit Places using invariants and state equation in 3836 ms returned []
Implicit Place search using SMT with State Equation took 4953 ms to find 0 implicit places.
[2024-05-25 08:11:29] [INFO ] Redundant transitions in 4 ms returned []
Running 382 sub problems to find dead transitions.
[2024-05-25 08:11:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/428 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/428 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 2 (OVERLAPS) 2/430 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/430 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 4 (OVERLAPS) 386/816 variables, 430/476 constraints. Problems are: Problem set: 0 solved, 382 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 816/968 variables, and 476 constraints, problems are : Problem set: 0 solved, 382 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 430/507 constraints, PredecessorRefiner: 382/382 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 382 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/428 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/428 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 2 (OVERLAPS) 2/430 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/430 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 4 (OVERLAPS) 386/816 variables, 430/476 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/816 variables, 374/850 constraints. Problems are: Problem set: 0 solved, 382 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 816/968 variables, and 850 constraints, problems are : Problem set: 0 solved, 382 unsolved in 30043 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 430/507 constraints, PredecessorRefiner: 374/382 constraints, Known Traps: 0/0 constraints]
After SMT, in 60153ms problems are : Problem set: 0 solved, 382 unsolved
Search for dead transitions found 0 dead transitions in 60162ms
Starting structural reductions in SI_LTL mode, iteration 1 : 507/962 places, 461/914 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 65244 ms. Remains : 507/962 places, 461/914 transitions.
Stuttering acceptance computed with spot in 389 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : HirschbergSinclair-PT-40-LTLCardinality-06
Product exploration explored 100000 steps with 200 reset in 505 ms.
Product exploration explored 100000 steps with 200 reset in 437 ms.
Computed a total of 507 stabilizing places and 461 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 507 transition count 461
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) p1 p2), (X p2), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (AND p1 (NOT p0))), (X (NOT (AND p1 p0 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT p0)), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X p1), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X p2)), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 p0 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X p1)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (G (NOT p0))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 25 factoid took 846 ms. Reduced automaton from 6 states, 17 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 140 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2)]
RANDOM walk for 40000 steps (76 resets) in 387 ms. (103 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 304 ms. (131 steps per ms) remains 1/1 properties
[2024-05-25 08:12:32] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 376/380 variables, 42/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/380 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 50/430 variables, 4/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/430 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 386/816 variables, 430/476 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/816 variables, 0/476 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 4/820 variables, 3/479 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/820 variables, 0/479 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/820 variables, 0/479 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 820/968 variables, and 479 constraints, problems are : Problem set: 0 solved, 1 unsolved in 550 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 433/507 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 376/380 variables, 42/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/380 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 50/430 variables, 4/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/430 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf2 is UNSAT
After SMT solving in domain Int declared 816/968 variables, and 476 constraints, problems are : Problem set: 1 solved, 0 unsolved in 479 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 430/507 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1050ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p1 p2), (X p2), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (AND p1 (NOT p0))), (X (NOT (AND p1 p0 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT p0)), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X p1), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X p2)), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 p0 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X p1)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (G (NOT p0))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2)))), (G (OR p2 p1))]
False Knowledge obtained : [(F (NOT p2)), (F (NOT p1))]
Knowledge based reduction with 26 factoid took 1749 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 166 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 151 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2)]
Support contains 4 out of 507 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 507/507 places, 461/461 transitions.
Applied a total of 0 rules in 28 ms. Remains 507 /507 variables (removed 0) and now considering 461/461 (removed 0) transitions.
[2024-05-25 08:12:35] [INFO ] Invariant cache hit.
[2024-05-25 08:12:36] [INFO ] Implicit Places using invariants in 984 ms returned []
[2024-05-25 08:12:36] [INFO ] Invariant cache hit.
[2024-05-25 08:12:40] [INFO ] Implicit Places using invariants and state equation in 3629 ms returned []
Implicit Place search using SMT with State Equation took 4620 ms to find 0 implicit places.
[2024-05-25 08:12:40] [INFO ] Redundant transitions in 4 ms returned []
Running 382 sub problems to find dead transitions.
[2024-05-25 08:12:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/428 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/428 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 2 (OVERLAPS) 2/430 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/430 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 4 (OVERLAPS) 386/816 variables, 430/476 constraints. Problems are: Problem set: 0 solved, 382 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 816/968 variables, and 476 constraints, problems are : Problem set: 0 solved, 382 unsolved in 30023 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 430/507 constraints, PredecessorRefiner: 382/382 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 382 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/428 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/428 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 2 (OVERLAPS) 2/430 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/430 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 4 (OVERLAPS) 386/816 variables, 430/476 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/816 variables, 374/850 constraints. Problems are: Problem set: 0 solved, 382 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 816/968 variables, and 850 constraints, problems are : Problem set: 0 solved, 382 unsolved in 30023 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 430/507 constraints, PredecessorRefiner: 374/382 constraints, Known Traps: 0/0 constraints]
After SMT, in 60128ms problems are : Problem set: 0 solved, 382 unsolved
Search for dead transitions found 0 dead transitions in 60137ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 64801 ms. Remains : 507/507 places, 461/461 transitions.
Computed a total of 507 stabilizing places and 461 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 507 transition count 461
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p2), (X p2), (X p1), (X (NOT (AND (NOT p2) (NOT p1)))), (X (X p2)), (X (X p1)), (X (X (NOT (AND (NOT p2) (NOT p1))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 313 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 156 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2)]
RANDOM walk for 40000 steps (76 resets) in 194 ms. (205 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 153 ms. (259 steps per ms) remains 1/1 properties
[2024-05-25 08:13:41] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 376/380 variables, 42/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/380 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 50/430 variables, 4/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/430 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 386/816 variables, 430/476 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/816 variables, 0/476 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 4/820 variables, 3/479 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/820 variables, 0/479 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/820 variables, 0/479 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 820/968 variables, and 479 constraints, problems are : Problem set: 0 solved, 1 unsolved in 556 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 433/507 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 376/380 variables, 42/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/380 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 50/430 variables, 4/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/430 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf2 is UNSAT
After SMT solving in domain Int declared 816/968 variables, and 476 constraints, problems are : Problem set: 1 solved, 0 unsolved in 487 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 430/507 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1053ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 p2), (X p2), (X p1), (X (NOT (AND (NOT p2) (NOT p1)))), (X (X p2)), (X (X p1)), (X (X (NOT (AND (NOT p2) (NOT p1))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2)))), (G (OR p2 p1))]
False Knowledge obtained : [(F (NOT p2)), (F (NOT p1))]
Knowledge based reduction with 10 factoid took 518 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 151 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 144 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 146 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2)]
Product exploration explored 100000 steps with 200 reset in 517 ms.
Product exploration explored 100000 steps with 200 reset in 503 ms.
Support contains 4 out of 507 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 507/507 places, 461/461 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 507 transition count 459
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 505 transition count 459
Applied a total of 4 rules in 23 ms. Remains 505 /507 variables (removed 2) and now considering 459/461 (removed 2) transitions.
// Phase 1: matrix 459 rows 505 cols
[2024-05-25 08:13:44] [INFO ] Computed 46 invariants in 4 ms
[2024-05-25 08:13:44] [INFO ] Implicit Places using invariants in 662 ms returned []
[2024-05-25 08:13:44] [INFO ] Invariant cache hit.
[2024-05-25 08:13:48] [INFO ] Implicit Places using invariants and state equation in 3477 ms returned []
Implicit Place search using SMT with State Equation took 4145 ms to find 0 implicit places.
[2024-05-25 08:13:48] [INFO ] Redundant transitions in 3 ms returned []
Running 380 sub problems to find dead transitions.
[2024-05-25 08:13:48] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/426 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/426 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (OVERLAPS) 2/428 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/428 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 4 (OVERLAPS) 383/811 variables, 428/474 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 811/964 variables, and 474 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30020 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 428/505 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 380 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/426 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/426 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (OVERLAPS) 2/428 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/428 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 4 (OVERLAPS) 383/811 variables, 428/474 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/811 variables, 380/854 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 811/964 variables, and 854 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30029 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 428/505 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints]
After SMT, in 60109ms problems are : Problem set: 0 solved, 380 unsolved
Search for dead transitions found 0 dead transitions in 60115ms
Starting structural reductions in SI_LTL mode, iteration 1 : 505/507 places, 459/461 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 64299 ms. Remains : 505/507 places, 459/461 transitions.
Treatment of property HirschbergSinclair-PT-40-LTLCardinality-06 finished in 204354 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 1 out of 962 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 962/962 places, 914/914 transitions.
Graph (complete) has 1834 edges and 962 vertex of which 960 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.3 ms
Discarding 2 places :
Also discarding 0 output transitions
Reduce places removed 40 places and 40 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 410 transitions
Trivial Post-agglo rules discarded 410 transitions
Performed 410 trivial Post agglomeration. Transition count delta: 410
Iterating post reduction 0 with 410 rules applied. Total rules applied 411 place count 920 transition count 464
Reduce places removed 410 places and 0 transitions.
Iterating post reduction 1 with 410 rules applied. Total rules applied 821 place count 510 transition count 464
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 828 place count 503 transition count 457
Iterating global reduction 2 with 7 rules applied. Total rules applied 835 place count 503 transition count 457
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 2 rules applied. Total rules applied 837 place count 503 transition count 455
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 839 place count 501 transition count 455
Applied a total of 839 rules in 88 ms. Remains 501 /962 variables (removed 461) and now considering 455/914 (removed 459) transitions.
// Phase 1: matrix 455 rows 501 cols
[2024-05-25 08:14:48] [INFO ] Computed 46 invariants in 5 ms
[2024-05-25 08:14:49] [INFO ] Implicit Places using invariants in 1174 ms returned []
[2024-05-25 08:14:49] [INFO ] Invariant cache hit.
[2024-05-25 08:14:53] [INFO ] Implicit Places using invariants and state equation in 3416 ms returned []
Implicit Place search using SMT with State Equation took 4607 ms to find 0 implicit places.
[2024-05-25 08:14:53] [INFO ] Redundant transitions in 3 ms returned []
Running 376 sub problems to find dead transitions.
[2024-05-25 08:14:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 2 (OVERLAPS) 2/424 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/424 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 4 (OVERLAPS) 379/803 variables, 424/470 constraints. Problems are: Problem set: 0 solved, 376 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 803/956 variables, and 470 constraints, problems are : Problem set: 0 solved, 376 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 424/501 constraints, PredecessorRefiner: 376/376 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 376 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 2 (OVERLAPS) 2/424 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/424 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 4 (OVERLAPS) 379/803 variables, 424/470 constraints. Problems are: Problem set: 0 solved, 376 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/803 variables, 366/836 constraints. Problems are: Problem set: 0 solved, 376 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1)
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(s436 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 803/956 variables, and 836 constraints, problems are : Problem set: 0 solved, 376 unsolved in 30026 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 424/501 constraints, PredecessorRefiner: 366/376 constraints, Known Traps: 0/0 constraints]
After SMT, in 60114ms problems are : Problem set: 0 solved, 376 unsolved
Search for dead transitions found 0 dead transitions in 60121ms
Starting structural reductions in SI_LTL mode, iteration 1 : 501/962 places, 455/914 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 64829 ms. Remains : 501/962 places, 455/914 transitions.
Stuttering acceptance computed with spot in 58 ms :[(NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-40-LTLCardinality-07
Product exploration explored 100000 steps with 202 reset in 512 ms.
Product exploration explored 100000 steps with 202 reset in 383 ms.
Computed a total of 501 stabilizing places and 455 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 501 transition count 455
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (F (G p0))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 38 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-40-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-40-LTLCardinality-07 finished in 66086 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(p1))))'
Support contains 4 out of 962 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 962/962 places, 914/914 transitions.
Graph (complete) has 1834 edges and 962 vertex of which 960 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Discarding 2 places :
Also discarding 0 output transitions
Reduce places removed 39 places and 39 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 399 transitions
Trivial Post-agglo rules discarded 399 transitions
Performed 399 trivial Post agglomeration. Transition count delta: 399
Iterating post reduction 0 with 399 rules applied. Total rules applied 400 place count 921 transition count 476
Reduce places removed 399 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 400 rules applied. Total rules applied 800 place count 522 transition count 475
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 801 place count 521 transition count 475
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 807 place count 515 transition count 469
Iterating global reduction 3 with 6 rules applied. Total rules applied 813 place count 515 transition count 469
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 2 rules applied. Total rules applied 815 place count 515 transition count 467
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 817 place count 513 transition count 467
Applied a total of 817 rules in 84 ms. Remains 513 /962 variables (removed 449) and now considering 467/914 (removed 447) transitions.
// Phase 1: matrix 467 rows 513 cols
[2024-05-25 08:15:54] [INFO ] Computed 46 invariants in 5 ms
[2024-05-25 08:15:55] [INFO ] Implicit Places using invariants in 1210 ms returned []
[2024-05-25 08:15:55] [INFO ] Invariant cache hit.
[2024-05-25 08:15:59] [INFO ] Implicit Places using invariants and state equation in 3179 ms returned []
Implicit Place search using SMT with State Equation took 4392 ms to find 0 implicit places.
[2024-05-25 08:15:59] [INFO ] Redundant transitions in 3 ms returned []
Running 391 sub problems to find dead transitions.
[2024-05-25 08:15:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/437 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 391 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/437 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 391 unsolved
At refinement iteration 2 (OVERLAPS) 3/440 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 391 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/440 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 391 unsolved
At refinement iteration 4 (OVERLAPS) 396/836 variables, 440/486 constraints. Problems are: Problem set: 0 solved, 391 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 836/980 variables, and 486 constraints, problems are : Problem set: 0 solved, 391 unsolved in 30020 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 440/513 constraints, PredecessorRefiner: 391/391 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 391 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/437 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 391 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/437 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 391 unsolved
At refinement iteration 2 (OVERLAPS) 3/440 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 391 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/440 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 391 unsolved
At refinement iteration 4 (OVERLAPS) 396/836 variables, 440/486 constraints. Problems are: Problem set: 0 solved, 391 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/836 variables, 391/877 constraints. Problems are: Problem set: 0 solved, 391 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 836/980 variables, and 877 constraints, problems are : Problem set: 0 solved, 391 unsolved in 30028 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 440/513 constraints, PredecessorRefiner: 391/391 constraints, Known Traps: 0/0 constraints]
After SMT, in 60105ms problems are : Problem set: 0 solved, 391 unsolved
Search for dead transitions found 0 dead transitions in 60111ms
Starting structural reductions in SI_LTL mode, iteration 1 : 513/962 places, 467/914 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 64600 ms. Remains : 513/962 places, 467/914 transitions.
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : HirschbergSinclair-PT-40-LTLCardinality-08
Product exploration explored 100000 steps with 197 reset in 775 ms.
Product exploration explored 100000 steps with 197 reset in 390 ms.
Computed a total of 513 stabilizing places and 467 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 513 transition count 467
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (F (OR (G p0) (G (NOT p0)))), (F (G p1))]
False Knowledge obtained : [(X (AND p0 p1)), (X (NOT (AND p0 p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 27 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-40-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-40-LTLCardinality-08 finished in 66201 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 962 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 962/962 places, 914/914 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 960 transition count 914
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 9 place count 953 transition count 907
Iterating global reduction 1 with 7 rules applied. Total rules applied 16 place count 953 transition count 907
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 21 place count 948 transition count 902
Iterating global reduction 1 with 5 rules applied. Total rules applied 26 place count 948 transition count 902
Applied a total of 26 rules in 168 ms. Remains 948 /962 variables (removed 14) and now considering 902/914 (removed 12) transitions.
// Phase 1: matrix 902 rows 948 cols
[2024-05-25 08:17:01] [INFO ] Computed 46 invariants in 10 ms
[2024-05-25 08:17:01] [INFO ] Implicit Places using invariants in 857 ms returned []
[2024-05-25 08:17:01] [INFO ] Invariant cache hit.
[2024-05-25 08:17:09] [INFO ] Implicit Places using invariants and state equation in 7756 ms returned []
Implicit Place search using SMT with State Equation took 8635 ms to find 0 implicit places.
Running 862 sub problems to find dead transitions.
[2024-05-25 08:17:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/908 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 862 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 908/1850 variables, and 6 constraints, problems are : Problem set: 0 solved, 862 unsolved in 30026 ms.
Refiners :[Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/948 constraints, PredecessorRefiner: 862/862 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 862 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/908 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 862 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/908 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 862 unsolved
At refinement iteration 2 (OVERLAPS) 40/948 variables, 40/46 constraints. Problems are: Problem set: 0 solved, 862 unsolved
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(s825 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 948/1850 variables, and 46 constraints, problems are : Problem set: 0 solved, 862 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 0/948 constraints, PredecessorRefiner: 0/862 constraints, Known Traps: 0/0 constraints]
After SMT, in 60563ms problems are : Problem set: 0 solved, 862 unsolved
Search for dead transitions found 0 dead transitions in 60589ms
Starting structural reductions in LTL mode, iteration 1 : 948/962 places, 902/914 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 69413 ms. Remains : 948/962 places, 902/914 transitions.
Stuttering acceptance computed with spot in 112 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-40-LTLCardinality-09
Product exploration explored 100000 steps with 22983 reset in 978 ms.
Product exploration explored 100000 steps with 23392 reset in 863 ms.
Computed a total of 948 stabilizing places and 902 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 948 transition count 902
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 251 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 281 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 948 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 948/948 places, 902/902 transitions.
Applied a total of 0 rules in 59 ms. Remains 948 /948 variables (removed 0) and now considering 902/902 (removed 0) transitions.
[2024-05-25 08:18:13] [INFO ] Invariant cache hit.
[2024-05-25 08:18:14] [INFO ] Implicit Places using invariants in 1250 ms returned []
[2024-05-25 08:18:14] [INFO ] Invariant cache hit.
[2024-05-25 08:18:21] [INFO ] Implicit Places using invariants and state equation in 6925 ms returned []
Implicit Place search using SMT with State Equation took 8177 ms to find 0 implicit places.
Running 862 sub problems to find dead transitions.
[2024-05-25 08:18:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/908 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 862 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 908/1850 variables, and 6 constraints, problems are : Problem set: 0 solved, 862 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/948 constraints, PredecessorRefiner: 862/862 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 862 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/908 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 862 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/908 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 862 unsolved
At refinement iteration 2 (OVERLAPS) 40/948 variables, 40/46 constraints. Problems are: Problem set: 0 solved, 862 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 948/1850 variables, and 46 constraints, problems are : Problem set: 0 solved, 862 unsolved in 30029 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 0/948 constraints, PredecessorRefiner: 0/862 constraints, Known Traps: 0/0 constraints]
After SMT, in 60572ms problems are : Problem set: 0 solved, 862 unsolved
Search for dead transitions found 0 dead transitions in 60583ms
Finished structural reductions in LTL mode , in 1 iterations and 68823 ms. Remains : 948/948 places, 902/902 transitions.
Computed a total of 948 stabilizing places and 902 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 948 transition count 902
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 257 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 170 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 48 steps (0 resets) in 6 ms. (6 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 284 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 23223 reset in 660 ms.
Product exploration explored 100000 steps with 23736 reset in 672 ms.
Applying partial POR strategy [false, true]
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 948 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 948/948 places, 902/902 transitions.
Performed 407 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 407 rules applied. Total rules applied 407 place count 948 transition count 902
Deduced a syphon composed of 407 places in 8 ms
Applied a total of 407 rules in 212 ms. Remains 948 /948 variables (removed 0) and now considering 902/902 (removed 0) transitions.
[2024-05-25 08:19:25] [INFO ] Redundant transitions in 13 ms returned []
Running 862 sub problems to find dead transitions.
// Phase 1: matrix 902 rows 948 cols
[2024-05-25 08:19:25] [INFO ] Computed 46 invariants in 10 ms
[2024-05-25 08:19:26] [INFO ] State equation strengthened by 407 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/908 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 862 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 908/1850 variables, and 6 constraints, problems are : Problem set: 0 solved, 862 unsolved in 30028 ms.
Refiners :[Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/948 constraints, ReadFeed: 0/407 constraints, PredecessorRefiner: 862/862 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 862 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/908 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 862 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/908 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 862 unsolved
At refinement iteration 2 (OVERLAPS) 40/948 variables, 40/46 constraints. Problems are: Problem set: 0 solved, 862 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 948/1850 variables, and 46 constraints, problems are : Problem set: 0 solved, 862 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 0/948 constraints, ReadFeed: 0/407 constraints, PredecessorRefiner: 0/862 constraints, Known Traps: 0/0 constraints]
After SMT, in 60457ms problems are : Problem set: 0 solved, 862 unsolved
Search for dead transitions found 0 dead transitions in 60475ms
Starting structural reductions in SI_LTL mode, iteration 1 : 948/948 places, 902/902 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60713 ms. Remains : 948/948 places, 902/902 transitions.
Support contains 2 out of 948 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 948/948 places, 902/902 transitions.
Applied a total of 0 rules in 57 ms. Remains 948 /948 variables (removed 0) and now considering 902/902 (removed 0) transitions.
// Phase 1: matrix 902 rows 948 cols
[2024-05-25 08:20:26] [INFO ] Computed 46 invariants in 6 ms
[2024-05-25 08:20:27] [INFO ] Implicit Places using invariants in 903 ms returned []
[2024-05-25 08:20:27] [INFO ] Invariant cache hit.
[2024-05-25 08:20:34] [INFO ] Implicit Places using invariants and state equation in 7534 ms returned []
Implicit Place search using SMT with State Equation took 8443 ms to find 0 implicit places.
Running 862 sub problems to find dead transitions.
[2024-05-25 08:20:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/908 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 862 unsolved
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(s713 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 908/1850 variables, and 6 constraints, problems are : Problem set: 0 solved, 862 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/948 constraints, PredecessorRefiner: 862/862 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 862 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/908 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 862 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/908 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 862 unsolved
At refinement iteration 2 (OVERLAPS) 40/948 variables, 40/46 constraints. Problems are: Problem set: 0 solved, 862 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 948/1850 variables, and 46 constraints, problems are : Problem set: 0 solved, 862 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 0/948 constraints, PredecessorRefiner: 0/862 constraints, Known Traps: 0/0 constraints]
After SMT, in 60357ms problems are : Problem set: 0 solved, 862 unsolved
Search for dead transitions found 0 dead transitions in 60368ms
Finished structural reductions in LTL mode , in 1 iterations and 68871 ms. Remains : 948/948 places, 902/902 transitions.
Treatment of property HirschbergSinclair-PT-40-LTLCardinality-09 finished in 274597 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))) U G(p1)))'
Support contains 7 out of 962 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 962/962 places, 914/914 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 961 transition count 914
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 7 place count 955 transition count 908
Iterating global reduction 1 with 6 rules applied. Total rules applied 13 place count 955 transition count 908
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 17 place count 951 transition count 904
Iterating global reduction 1 with 4 rules applied. Total rules applied 21 place count 951 transition count 904
Applied a total of 21 rules in 179 ms. Remains 951 /962 variables (removed 11) and now considering 904/914 (removed 10) transitions.
// Phase 1: matrix 904 rows 951 cols
[2024-05-25 08:21:35] [INFO ] Computed 47 invariants in 11 ms
[2024-05-25 08:21:36] [INFO ] Implicit Places using invariants in 1280 ms returned []
[2024-05-25 08:21:36] [INFO ] Invariant cache hit.
[2024-05-25 08:21:44] [INFO ] Implicit Places using invariants and state equation in 7933 ms returned []
Implicit Place search using SMT with State Equation took 9220 ms to find 0 implicit places.
Running 864 sub problems to find dead transitions.
[2024-05-25 08:21:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/910 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 910/1855 variables, and 6 constraints, problems are : Problem set: 0 solved, 864 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/951 constraints, PredecessorRefiner: 864/864 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 864 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/910 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/910 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
At refinement iteration 2 (OVERLAPS) 2/912 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 864 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 912/1855 variables, and 7 constraints, problems are : Problem set: 0 solved, 864 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/951 constraints, PredecessorRefiner: 0/864 constraints, Known Traps: 0/0 constraints]
After SMT, in 60386ms problems are : Problem set: 0 solved, 864 unsolved
Search for dead transitions found 0 dead transitions in 60397ms
Starting structural reductions in LTL mode, iteration 1 : 951/962 places, 904/914 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 69799 ms. Remains : 951/962 places, 904/914 transitions.
Stuttering acceptance computed with spot in 228 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-40-LTLCardinality-10
Product exploration explored 100000 steps with 33153 reset in 771 ms.
Product exploration explored 100000 steps with 33269 reset in 577 ms.
Computed a total of 951 stabilizing places and 904 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 951 transition count 904
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X p1), (X (X p0)), (X (X p1)), (F (G p1)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 142 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 142 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
RANDOM walk for 852 steps (0 resets) in 12 ms. (65 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p1 p0), (X p1), (X (X p0)), (X (X p1)), (F (G p1)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 6 factoid took 254 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 177 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 173 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Support contains 7 out of 951 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 951/951 places, 904/904 transitions.
Applied a total of 0 rules in 32 ms. Remains 951 /951 variables (removed 0) and now considering 904/904 (removed 0) transitions.
[2024-05-25 08:22:48] [INFO ] Invariant cache hit.
[2024-05-25 08:22:49] [INFO ] Implicit Places using invariants in 1146 ms returned []
[2024-05-25 08:22:49] [INFO ] Invariant cache hit.
[2024-05-25 08:22:56] [INFO ] Implicit Places using invariants and state equation in 7575 ms returned []
Implicit Place search using SMT with State Equation took 8726 ms to find 0 implicit places.
Running 864 sub problems to find dead transitions.
[2024-05-25 08:22:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/910 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 910/1855 variables, and 6 constraints, problems are : Problem set: 0 solved, 864 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/951 constraints, PredecessorRefiner: 864/864 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 864 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/910 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/910 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
At refinement iteration 2 (OVERLAPS) 2/912 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 864 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
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(s121 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 912/1855 variables, and 7 constraints, problems are : Problem set: 0 solved, 864 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/951 constraints, PredecessorRefiner: 0/864 constraints, Known Traps: 0/0 constraints]
After SMT, in 60414ms problems are : Problem set: 0 solved, 864 unsolved
Search for dead transitions found 0 dead transitions in 60431ms
Finished structural reductions in LTL mode , in 1 iterations and 69213 ms. Remains : 951/951 places, 904/904 transitions.
Computed a total of 951 stabilizing places and 904 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 951 transition count 904
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X p1), (X (X p0)), (X (X p1)), (F (G p1)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 173 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 157 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
RANDOM walk for 999 steps (0 resets) in 16 ms. (58 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p1 p0), (X p1), (X (X p0)), (X (X p1)), (F (G p1)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 6 factoid took 210 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 154 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 178 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 177 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 33447 reset in 529 ms.
Product exploration explored 100000 steps with 33378 reset in 565 ms.
Applying partial POR strategy [false, false, true, true]
Stuttering acceptance computed with spot in 174 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Support contains 7 out of 951 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 951/951 places, 904/904 transitions.
Performed 403 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 403 rules applied. Total rules applied 403 place count 951 transition count 904
Deduced a syphon composed of 403 places in 5 ms
Applied a total of 403 rules in 55 ms. Remains 951 /951 variables (removed 0) and now considering 904/904 (removed 0) transitions.
[2024-05-25 08:24:00] [INFO ] Redundant transitions in 9 ms returned []
Running 864 sub problems to find dead transitions.
// Phase 1: matrix 904 rows 951 cols
[2024-05-25 08:24:00] [INFO ] Computed 47 invariants in 10 ms
[2024-05-25 08:24:00] [INFO ] State equation strengthened by 403 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/910 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 910/1855 variables, and 6 constraints, problems are : Problem set: 0 solved, 864 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/951 constraints, ReadFeed: 0/403 constraints, PredecessorRefiner: 864/864 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 864 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/910 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/910 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
At refinement iteration 2 (OVERLAPS) 2/912 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 864 unsolved
[2024-05-25 08:24:56] [INFO ] Deduced a trap composed of 5 places in 50 ms of which 10 ms to minimize.
Problem TDEAD76 is UNSAT
Error getting values : (error "ParserException while parsing response: ((s1 1)
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(s672 timeout
1 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 912/1855 variables, and 8 constraints, problems are : Problem set: 1 solved, 863 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/951 constraints, ReadFeed: 0/403 constraints, PredecessorRefiner: 0/864 constraints, Known Traps: 1/1 constraints]
After SMT, in 60456ms problems are : Problem set: 1 solved, 863 unsolved
Search for dead transitions found 1 dead transitions in 60466ms
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 : 951/951 places, 903/904 transitions.
Graph (complete) has 2182 edges and 951 vertex of which 950 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 0 output transitions
Deduced a syphon composed of 402 places in 8 ms
Applied a total of 1 rules in 51 ms. Remains 950 /951 variables (removed 1) and now considering 903/903 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 950/951 places, 903/904 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 60592 ms. Remains : 950/951 places, 903/904 transitions.
Support contains 7 out of 951 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 951/951 places, 904/904 transitions.
Applied a total of 0 rules in 54 ms. Remains 951 /951 variables (removed 0) and now considering 904/904 (removed 0) transitions.
// Phase 1: matrix 904 rows 951 cols
[2024-05-25 08:25:01] [INFO ] Computed 47 invariants in 9 ms
[2024-05-25 08:25:02] [INFO ] Implicit Places using invariants in 1423 ms returned []
[2024-05-25 08:25:02] [INFO ] Invariant cache hit.
[2024-05-25 08:25:10] [INFO ] Implicit Places using invariants and state equation in 7755 ms returned []
Implicit Place search using SMT with State Equation took 9180 ms to find 0 implicit places.
Running 864 sub problems to find dead transitions.
[2024-05-25 08:25:10] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/910 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
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(s899 1.0)
(s900 1.0)
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(s919 timeout
1.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 910/1855 variables, and 6 constraints, problems are : Problem set: 0 solved, 864 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/951 constraints, PredecessorRefiner: 864/864 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 864 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/910 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/910 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
At refinement iteration 2 (OVERLAPS) 2/912 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 864 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
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(s333 1)timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 912/1855 variables, and 7 constraints, problems are : Problem set: 0 solved, 864 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/951 constraints, PredecessorRefiner: 0/864 constraints, Known Traps: 0/0 constraints]
After SMT, in 60381ms problems are : Problem set: 0 solved, 864 unsolved
Search for dead transitions found 0 dead transitions in 60398ms
Finished structural reductions in LTL mode , in 1 iterations and 69636 ms. Remains : 951/951 places, 904/904 transitions.
Treatment of property HirschbergSinclair-PT-40-LTLCardinality-10 finished in 275341 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0||X(p1)))))'
Support contains 4 out of 962 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 962/962 places, 914/914 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 960 transition count 914
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 8 place count 954 transition count 908
Iterating global reduction 1 with 6 rules applied. Total rules applied 14 place count 954 transition count 908
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 18 place count 950 transition count 904
Iterating global reduction 1 with 4 rules applied. Total rules applied 22 place count 950 transition count 904
Applied a total of 22 rules in 174 ms. Remains 950 /962 variables (removed 12) and now considering 904/914 (removed 10) transitions.
// Phase 1: matrix 904 rows 950 cols
[2024-05-25 08:26:10] [INFO ] Computed 46 invariants in 9 ms
[2024-05-25 08:26:12] [INFO ] Implicit Places using invariants in 1220 ms returned []
[2024-05-25 08:26:12] [INFO ] Invariant cache hit.
[2024-05-25 08:26:19] [INFO ] Implicit Places using invariants and state equation in 7156 ms returned []
Implicit Place search using SMT with State Equation took 8378 ms to find 0 implicit places.
Running 864 sub problems to find dead transitions.
[2024-05-25 08:26:19] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/910 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 910/1854 variables, and 6 constraints, problems are : Problem set: 0 solved, 864 unsolved in 30027 ms.
Refiners :[Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/950 constraints, PredecessorRefiner: 864/864 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 864 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/910 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/910 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
At refinement iteration 2 (OVERLAPS) 40/950 variables, 40/46 constraints. Problems are: Problem set: 0 solved, 864 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 697)
(s1 1)
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(s7 1)
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(s10 0)
(s11 1)
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(s47 1)
(s48 0)
(s49 1)
(s50 0)
(s51 timeout
1 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 950/1854 variables, and 46 constraints, problems are : Problem set: 0 solved, 864 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 0/950 constraints, PredecessorRefiner: 0/864 constraints, Known Traps: 0/0 constraints]
After SMT, in 60549ms problems are : Problem set: 0 solved, 864 unsolved
Search for dead transitions found 0 dead transitions in 60559ms
Starting structural reductions in LTL mode, iteration 1 : 950/962 places, 904/914 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 69115 ms. Remains : 950/962 places, 904/914 transitions.
Stuttering acceptance computed with spot in 211 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : HirschbergSinclair-PT-40-LTLCardinality-11
Product exploration explored 100000 steps with 102 reset in 551 ms.
Product exploration explored 100000 steps with 102 reset in 517 ms.
Computed a total of 950 stabilizing places and 904 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 950 transition count 904
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X p0), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X p0)), (F (G p1)), (F (G p0))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 152 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 122 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 2819 steps (0 resets) in 22 ms. (122 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p1 p0), (X p0), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X p0)), (F (G p1)), (F (G p0))]
False Knowledge obtained : [(F (NOT (AND p1 p0))), (F (NOT (OR (NOT p1) p0))), (F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 8 factoid took 383 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 174 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 172 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 950 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 950/950 places, 904/904 transitions.
Applied a total of 0 rules in 54 ms. Remains 950 /950 variables (removed 0) and now considering 904/904 (removed 0) transitions.
[2024-05-25 08:27:22] [INFO ] Invariant cache hit.
[2024-05-25 08:27:23] [INFO ] Implicit Places using invariants in 1117 ms returned []
[2024-05-25 08:27:23] [INFO ] Invariant cache hit.
[2024-05-25 08:27:31] [INFO ] Implicit Places using invariants and state equation in 7420 ms returned []
Implicit Place search using SMT with State Equation took 8550 ms to find 0 implicit places.
Running 864 sub problems to find dead transitions.
[2024-05-25 08:27:31] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/910 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 910/1854 variables, and 6 constraints, problems are : Problem set: 0 solved, 864 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/950 constraints, PredecessorRefiner: 864/864 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 864 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/910 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/910 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
At refinement iteration 2 (OVERLAPS) 40/950 variables, 40/46 constraints. Problems are: Problem set: 0 solved, 864 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 950/1854 variables, and 46 constraints, problems are : Problem set: 0 solved, 864 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 0/950 constraints, PredecessorRefiner: 0/864 constraints, Known Traps: 0/0 constraints]
After SMT, in 60482ms problems are : Problem set: 0 solved, 864 unsolved
Search for dead transitions found 0 dead transitions in 60499ms
Finished structural reductions in LTL mode , in 1 iterations and 69108 ms. Remains : 950/950 places, 904/904 transitions.
Computed a total of 950 stabilizing places and 904 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 950 transition count 904
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X p0), (X (X (NOT (AND p1 (NOT p0))))), (X (X p1)), (X (X p0)), (X (X (AND p1 p0))), (F (G p1)), (F (G p0))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 245 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 191 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 2782 steps (0 resets) in 73 ms. (37 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p1 p0), (X p0), (X (X (NOT (AND p1 (NOT p0))))), (X (X p1)), (X (X p0)), (X (X (AND p1 p0))), (F (G p1)), (F (G p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (AND p0 p1))), (F (NOT p1)), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 8 factoid took 516 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 232 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 175 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 176 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 102 reset in 555 ms.
Product exploration explored 100000 steps with 101 reset in 390 ms.
Support contains 4 out of 950 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 950/950 places, 904/904 transitions.
Applied a total of 0 rules in 31 ms. Remains 950 /950 variables (removed 0) and now considering 904/904 (removed 0) transitions.
[2024-05-25 08:28:35] [INFO ] Invariant cache hit.
[2024-05-25 08:28:36] [INFO ] Implicit Places using invariants in 984 ms returned []
[2024-05-25 08:28:36] [INFO ] Invariant cache hit.
[2024-05-25 08:28:43] [INFO ] Implicit Places using invariants and state equation in 7670 ms returned []
Implicit Place search using SMT with State Equation took 8663 ms to find 0 implicit places.
Running 864 sub problems to find dead transitions.
[2024-05-25 08:28:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/910 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 864 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 910/1854 variables, and 6 constraints, problems are : Problem set: 0 solved, 864 unsolved in 30029 ms.
Refiners :[Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/950 constraints, PredecessorRefiner: 864/864 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 864 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/910 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/910 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
At refinement iteration 2 (OVERLAPS) 40/950 variables, 40/46 constraints. Problems are: Problem set: 0 solved, 864 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 697)
(s1 1)
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(s7 1)
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(s10 0)
(s11 1)
(s12 0)
(s13 1)
(s14 0)
(s15 695)
(s16 693)
(s17 1)
(s18 0)
(s19 693)
(s20 0)
(s21 692)
(s22 0)
(s23 1)
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(s25 1)
(s26 0)
(s27 689)
(s28 0)
(s29 1)
(s30 0)
(s31 688)
(s32 0)
(s33 1)
(s34 0)
(s35 1)
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(s37 1)
(s38 0)
(s39 1)
(s40 683)
(s41 1)
(s42 0)
(s43 1)
(s44 0)
(s45 1)
(s46 0)
(s47 1)
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(s49 1)
(s50 0)
(s51 1)
(s52 0)
(s53 1)
(s54 0)
(s55 675)
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(s58 0)
(s59 1)
(s60 0)
(s61 672)
(s62 0)
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(s67 669)
(s68 0)
(s69 1)
(s70 0)
(s71 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 950/1854 variables, and 46 constraints, problems are : Problem set: 0 solved, 864 unsolved in 30045 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 0/950 constraints, PredecessorRefiner: 0/864 constraints, Known Traps: 0/0 constraints]
After SMT, in 60577ms problems are : Problem set: 0 solved, 864 unsolved
Search for dead transitions found 0 dead transitions in 60594ms
Finished structural reductions in LTL mode , in 1 iterations and 69294 ms. Remains : 950/950 places, 904/904 transitions.
Treatment of property HirschbergSinclair-PT-40-LTLCardinality-11 finished in 213645 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 962 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 962/962 places, 914/914 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 961 transition count 914
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 7 place count 955 transition count 908
Iterating global reduction 1 with 6 rules applied. Total rules applied 13 place count 955 transition count 908
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 17 place count 951 transition count 904
Iterating global reduction 1 with 4 rules applied. Total rules applied 21 place count 951 transition count 904
Applied a total of 21 rules in 195 ms. Remains 951 /962 variables (removed 11) and now considering 904/914 (removed 10) transitions.
// Phase 1: matrix 904 rows 951 cols
[2024-05-25 08:29:44] [INFO ] Computed 47 invariants in 8 ms
[2024-05-25 08:29:45] [INFO ] Implicit Places using invariants in 1194 ms returned []
[2024-05-25 08:29:45] [INFO ] Invariant cache hit.
[2024-05-25 08:29:52] [INFO ] Implicit Places using invariants and state equation in 7143 ms returned []
Implicit Place search using SMT with State Equation took 8344 ms to find 0 implicit places.
Running 864 sub problems to find dead transitions.
[2024-05-25 08:29:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/910 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 910/1855 variables, and 6 constraints, problems are : Problem set: 0 solved, 864 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/951 constraints, PredecessorRefiner: 864/864 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 864 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/910 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/910 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 864 unsolved
At refinement iteration 2 (OVERLAPS) 2/912 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 864 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 912/1855 variables, and 7 constraints, problems are : Problem set: 0 solved, 864 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 6/46 constraints, State Equation: 0/951 constraints, PredecessorRefiner: 0/864 constraints, Known Traps: 0/0 constraints]
After SMT, in 60475ms problems are : Problem set: 0 solved, 864 unsolved
Search for dead transitions found 0 dead transitions in 60486ms
Starting structural reductions in LTL mode, iteration 1 : 951/962 places, 904/914 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 69027 ms. Remains : 951/962 places, 904/914 transitions.
Stuttering acceptance computed with spot in 117 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-40-LTLCardinality-15
Product exploration explored 100000 steps with 50000 reset in 688 ms.
Product exploration explored 100000 steps with 50000 reset in 535 ms.
Computed a total of 951 stabilizing places and 904 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 951 transition count 904
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 25 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-40-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-40-LTLCardinality-15 finished in 70798 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U G(p1))||G(F(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(F(p0)))'
Found a Shortening insensitive property : HirschbergSinclair-PT-40-LTLCardinality-09
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 962 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 962/962 places, 914/914 transitions.
Graph (complete) has 1834 edges and 962 vertex of which 960 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.4 ms
Discarding 2 places :
Also discarding 0 output transitions
Reduce places removed 39 places and 39 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 408 transitions
Trivial Post-agglo rules discarded 408 transitions
Performed 408 trivial Post agglomeration. Transition count delta: 408
Iterating post reduction 0 with 408 rules applied. Total rules applied 409 place count 921 transition count 467
Reduce places removed 408 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 410 rules applied. Total rules applied 819 place count 513 transition count 465
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 821 place count 511 transition count 465
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 828 place count 504 transition count 458
Iterating global reduction 3 with 7 rules applied. Total rules applied 835 place count 504 transition count 458
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 2 rules applied. Total rules applied 837 place count 504 transition count 456
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 839 place count 502 transition count 456
Applied a total of 839 rules in 77 ms. Remains 502 /962 variables (removed 460) and now considering 456/914 (removed 458) transitions.
// Phase 1: matrix 456 rows 502 cols
[2024-05-25 08:30:56] [INFO ] Computed 46 invariants in 4 ms
[2024-05-25 08:30:57] [INFO ] Implicit Places using invariants in 1197 ms returned []
[2024-05-25 08:30:57] [INFO ] Invariant cache hit.
[2024-05-25 08:30:58] [INFO ] State equation strengthened by 14 read => feed constraints.
[2024-05-25 08:31:03] [INFO ] Implicit Places using invariants and state equation in 6523 ms returned []
Implicit Place search using SMT with State Equation took 7723 ms to find 0 implicit places.
Running 379 sub problems to find dead transitions.
[2024-05-25 08:31:03] [INFO ] Invariant cache hit.
[2024-05-25 08:31:03] [INFO ] State equation strengthened by 14 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 2 (OVERLAPS) 1/426 variables, 40/46 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/426 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 4 (OVERLAPS) 380/806 variables, 426/472 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/806 variables, 14/486 constraints. Problems are: Problem set: 0 solved, 379 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 806/958 variables, and 486 constraints, problems are : Problem set: 0 solved, 379 unsolved in 30015 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 426/502 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 379/379 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 379 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 2 (OVERLAPS) 1/426 variables, 40/46 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/426 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 4 (OVERLAPS) 380/806 variables, 426/472 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/806 variables, 14/486 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/806 variables, 379/865 constraints. Problems are: Problem set: 0 solved, 379 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 806/958 variables, and 865 constraints, problems are : Problem set: 0 solved, 379 unsolved in 30028 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 426/502 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 379/379 constraints, Known Traps: 0/0 constraints]
After SMT, in 60108ms problems are : Problem set: 0 solved, 379 unsolved
Search for dead transitions found 0 dead transitions in 60115ms
Starting structural reductions in LI_LTL mode, iteration 1 : 502/962 places, 456/914 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 67917 ms. Remains : 502/962 places, 456/914 transitions.
Running random walk in product with property : HirschbergSinclair-PT-40-LTLCardinality-09
Product exploration explored 100000 steps with 39073 reset in 1026 ms.
Product exploration explored 100000 steps with 39205 reset in 882 ms.
Computed a total of 502 stabilizing places and 456 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 502 transition count 456
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 335 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 189 steps (0 resets) in 6 ms. (27 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 278 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 502 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 502/502 places, 456/456 transitions.
Applied a total of 0 rules in 17 ms. Remains 502 /502 variables (removed 0) and now considering 456/456 (removed 0) transitions.
[2024-05-25 08:32:07] [INFO ] Invariant cache hit.
[2024-05-25 08:32:08] [INFO ] Implicit Places using invariants in 1198 ms returned []
[2024-05-25 08:32:08] [INFO ] Invariant cache hit.
[2024-05-25 08:32:09] [INFO ] State equation strengthened by 14 read => feed constraints.
[2024-05-25 08:32:13] [INFO ] Implicit Places using invariants and state equation in 5075 ms returned []
Implicit Place search using SMT with State Equation took 6280 ms to find 0 implicit places.
Running 379 sub problems to find dead transitions.
[2024-05-25 08:32:13] [INFO ] Invariant cache hit.
[2024-05-25 08:32:13] [INFO ] State equation strengthened by 14 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 2 (OVERLAPS) 1/426 variables, 40/46 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/426 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 4 (OVERLAPS) 380/806 variables, 426/472 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/806 variables, 14/486 constraints. Problems are: Problem set: 0 solved, 379 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 806/958 variables, and 486 constraints, problems are : Problem set: 0 solved, 379 unsolved in 30020 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 426/502 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 379/379 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 379 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 2 (OVERLAPS) 1/426 variables, 40/46 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/426 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 4 (OVERLAPS) 380/806 variables, 426/472 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/806 variables, 14/486 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/806 variables, 379/865 constraints. Problems are: Problem set: 0 solved, 379 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 806/958 variables, and 865 constraints, problems are : Problem set: 0 solved, 379 unsolved in 30023 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 426/502 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 379/379 constraints, Known Traps: 0/0 constraints]
After SMT, in 60117ms problems are : Problem set: 0 solved, 379 unsolved
Search for dead transitions found 0 dead transitions in 60125ms
Finished structural reductions in LTL mode , in 1 iterations and 66425 ms. Remains : 502/502 places, 456/456 transitions.
Computed a total of 502 stabilizing places and 456 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 502 transition count 456
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 265 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 227 steps (0 resets) in 7 ms. (28 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 278 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 38270 reset in 1028 ms.
Product exploration explored 100000 steps with 37713 reset in 854 ms.
Applying partial POR strategy [false, true]
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 502 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 502/502 places, 456/456 transitions.
Applied a total of 0 rules in 14 ms. Remains 502 /502 variables (removed 0) and now considering 456/456 (removed 0) transitions.
[2024-05-25 08:33:17] [INFO ] Redundant transitions in 3 ms returned []
Running 379 sub problems to find dead transitions.
[2024-05-25 08:33:17] [INFO ] Invariant cache hit.
[2024-05-25 08:33:17] [INFO ] State equation strengthened by 14 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 2 (OVERLAPS) 1/426 variables, 40/46 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/426 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 4 (OVERLAPS) 380/806 variables, 426/472 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/806 variables, 14/486 constraints. Problems are: Problem set: 0 solved, 379 unsolved
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(s391 0.0)
(s392 0.0)
(s393 0.0)
(s394 0.0)
(s395 0.0)
(s396 0.0)
(s397 0.0)
(s398 0.0)
(s399 0.0)
(s400 0.0)
(s401 0.0)
(s402 0.0)
(s403 0.0)
(s404 0.0)
(s405 0.0)
(s406 0.0)
(s407 0.0)
(s408 0.0)
(s409 0.0)
(s410 0.0)
(s411 0.0)
(s412 0.0)
(s413 0.0)
(s414 0.0)
(s415 0.0)
(s416 0.0)
(s417 0.0)
(s418 0.0)
(s419 0.0)
(s420 0.0)
(s421 0.0)
(s422 0.0)
(s423 0.0)
(s424 0.0)
(s425 0.0)
(s426 0.0)
(s427 0.0)
(s428 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 806/958 variables, and 486 constraints, problems are : Problem set: 0 solved, 379 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 426/502 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 379/379 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 379 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 2 (OVERLAPS) 1/426 variables, 40/46 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/426 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 4 (OVERLAPS) 380/806 variables, 426/472 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/806 variables, 14/486 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/806 variables, 379/865 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/806 variables, 0/865 constraints. Problems are: Problem set: 0 solved, 379 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 806/958 variables, and 865 constraints, problems are : Problem set: 0 solved, 379 unsolved in 30015 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 426/502 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 379/379 constraints, Known Traps: 0/0 constraints]
After SMT, in 60122ms problems are : Problem set: 0 solved, 379 unsolved
Search for dead transitions found 0 dead transitions in 60129ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60155 ms. Remains : 502/502 places, 456/456 transitions.
Support contains 2 out of 502 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 502/502 places, 456/456 transitions.
Applied a total of 0 rules in 10 ms. Remains 502 /502 variables (removed 0) and now considering 456/456 (removed 0) transitions.
[2024-05-25 08:34:17] [INFO ] Invariant cache hit.
[2024-05-25 08:34:17] [INFO ] Implicit Places using invariants in 697 ms returned []
[2024-05-25 08:34:17] [INFO ] Invariant cache hit.
[2024-05-25 08:34:18] [INFO ] State equation strengthened by 14 read => feed constraints.
[2024-05-25 08:34:22] [INFO ] Implicit Places using invariants and state equation in 5075 ms returned []
Implicit Place search using SMT with State Equation took 5792 ms to find 0 implicit places.
Running 379 sub problems to find dead transitions.
[2024-05-25 08:34:22] [INFO ] Invariant cache hit.
[2024-05-25 08:34:22] [INFO ] State equation strengthened by 14 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 2 (OVERLAPS) 1/426 variables, 40/46 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/426 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 4 (OVERLAPS) 380/806 variables, 426/472 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/806 variables, 14/486 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/806 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 379 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 806/958 variables, and 486 constraints, problems are : Problem set: 0 solved, 379 unsolved in 30016 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 426/502 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 379/379 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 379 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 2 (OVERLAPS) 1/426 variables, 40/46 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/426 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 4 (OVERLAPS) 380/806 variables, 426/472 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/806 variables, 14/486 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/806 variables, 379/865 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/806 variables, 0/865 constraints. Problems are: Problem set: 0 solved, 379 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 806/958 variables, and 865 constraints, problems are : Problem set: 0 solved, 379 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 426/502 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 379/379 constraints, Known Traps: 0/0 constraints]
After SMT, in 60095ms problems are : Problem set: 0 solved, 379 unsolved
Search for dead transitions found 0 dead transitions in 60102ms
Finished structural reductions in LTL mode , in 1 iterations and 65906 ms. Remains : 502/502 places, 456/456 transitions.
Treatment of property HirschbergSinclair-PT-40-LTLCardinality-09 finished in 267304 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))) U G(p1)))'
Found a Shortening insensitive property : HirschbergSinclair-PT-40-LTLCardinality-10
Stuttering acceptance computed with spot in 146 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Support contains 7 out of 962 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 962/962 places, 914/914 transitions.
Graph (complete) has 1834 edges and 962 vertex of which 961 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 40 places and 40 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 402 transitions
Trivial Post-agglo rules discarded 402 transitions
Performed 402 trivial Post agglomeration. Transition count delta: 402
Iterating post reduction 0 with 402 rules applied. Total rules applied 403 place count 921 transition count 472
Reduce places removed 402 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 1 with 405 rules applied. Total rules applied 808 place count 519 transition count 469
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 811 place count 516 transition count 469
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 817 place count 510 transition count 463
Iterating global reduction 3 with 6 rules applied. Total rules applied 823 place count 510 transition count 463
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 2 rules applied. Total rules applied 825 place count 510 transition count 461
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 827 place count 508 transition count 461
Applied a total of 827 rules in 43 ms. Remains 508 /962 variables (removed 454) and now considering 461/914 (removed 453) transitions.
// Phase 1: matrix 461 rows 508 cols
[2024-05-25 08:35:23] [INFO ] Computed 47 invariants in 17 ms
[2024-05-25 08:35:24] [INFO ] Implicit Places using invariants in 894 ms returned []
[2024-05-25 08:35:24] [INFO ] Invariant cache hit.
[2024-05-25 08:35:27] [INFO ] Implicit Places using invariants and state equation in 2810 ms returned []
Implicit Place search using SMT with State Equation took 3735 ms to find 0 implicit places.
Running 382 sub problems to find dead transitions.
[2024-05-25 08:35:27] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/428 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/428 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 2 (OVERLAPS) 2/430 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/430 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 4 (OVERLAPS) 2/432 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/432 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 6 (OVERLAPS) 386/818 variables, 432/479 constraints. Problems are: Problem set: 0 solved, 382 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 818/969 variables, and 479 constraints, problems are : Problem set: 0 solved, 382 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 46/46 constraints, State Equation: 432/508 constraints, PredecessorRefiner: 382/382 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 382 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/428 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/428 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 2 (OVERLAPS) 2/430 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/430 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 4 (OVERLAPS) 2/432 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/432 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 6 (OVERLAPS) 386/818 variables, 432/479 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/818 variables, 372/851 constraints. Problems are: Problem set: 0 solved, 382 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 818/969 variables, and 851 constraints, problems are : Problem set: 0 solved, 382 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 46/46 constraints, State Equation: 432/508 constraints, PredecessorRefiner: 372/382 constraints, Known Traps: 0/0 constraints]
After SMT, in 60086ms problems are : Problem set: 0 solved, 382 unsolved
Search for dead transitions found 0 dead transitions in 60091ms
Starting structural reductions in LI_LTL mode, iteration 1 : 508/962 places, 461/914 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 63870 ms. Remains : 508/962 places, 461/914 transitions.
Running random walk in product with property : HirschbergSinclair-PT-40-LTLCardinality-10
Product exploration explored 100000 steps with 33110 reset in 971 ms.
Product exploration explored 100000 steps with 33082 reset in 1059 ms.
Computed a total of 508 stabilizing places and 461 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 508 transition count 461
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X (X p0)), (F (G p1)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 4 factoid took 251 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 146 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
RANDOM walk for 490 steps (0 resets) in 7 ms. (61 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p1 p0), (X (X p0)), (F (G p1)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X p1)), (X (X (NOT p1))), (F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 4 factoid took 321 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 148 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 159 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Support contains 7 out of 508 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 508/508 places, 461/461 transitions.
Applied a total of 0 rules in 10 ms. Remains 508 /508 variables (removed 0) and now considering 461/461 (removed 0) transitions.
[2024-05-25 08:36:30] [INFO ] Invariant cache hit.
[2024-05-25 08:36:31] [INFO ] Implicit Places using invariants in 667 ms returned []
[2024-05-25 08:36:31] [INFO ] Invariant cache hit.
[2024-05-25 08:36:34] [INFO ] Implicit Places using invariants and state equation in 2757 ms returned []
Implicit Place search using SMT with State Equation took 3460 ms to find 0 implicit places.
Running 382 sub problems to find dead transitions.
[2024-05-25 08:36:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/428 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/428 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 2 (OVERLAPS) 2/430 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/430 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 4 (OVERLAPS) 2/432 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/432 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 6 (OVERLAPS) 386/818 variables, 432/479 constraints. Problems are: Problem set: 0 solved, 382 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 818/969 variables, and 479 constraints, problems are : Problem set: 0 solved, 382 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 46/46 constraints, State Equation: 432/508 constraints, PredecessorRefiner: 382/382 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 382 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/428 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/428 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 2 (OVERLAPS) 2/430 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/430 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 4 (OVERLAPS) 2/432 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/432 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 6 (OVERLAPS) 386/818 variables, 432/479 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/818 variables, 372/851 constraints. Problems are: Problem set: 0 solved, 382 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 818/969 variables, and 851 constraints, problems are : Problem set: 0 solved, 382 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 46/46 constraints, State Equation: 432/508 constraints, PredecessorRefiner: 372/382 constraints, Known Traps: 0/0 constraints]
After SMT, in 60074ms problems are : Problem set: 0 solved, 382 unsolved
Search for dead transitions found 0 dead transitions in 60079ms
Finished structural reductions in LTL mode , in 1 iterations and 63550 ms. Remains : 508/508 places, 461/461 transitions.
Computed a total of 508 stabilizing places and 461 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 508 transition count 461
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X (X p0)), (F (G p1)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 4 factoid took 251 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 143 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
RANDOM walk for 448 steps (0 resets) in 8 ms. (49 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p1 p0), (X (X p0)), (F (G p1)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X p1)), (X (X (NOT p1))), (F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 4 factoid took 316 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 142 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 144 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 141 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 33049 reset in 973 ms.
Product exploration explored 100000 steps with 33108 reset in 1047 ms.
Applying partial POR strategy [false, false, true, true]
Stuttering acceptance computed with spot in 145 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Support contains 7 out of 508 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 508/508 places, 461/461 transitions.
Applied a total of 0 rules in 28 ms. Remains 508 /508 variables (removed 0) and now considering 461/461 (removed 0) transitions.
[2024-05-25 08:37:37] [INFO ] Redundant transitions in 2 ms returned []
Running 382 sub problems to find dead transitions.
[2024-05-25 08:37:37] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/428 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/428 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 2 (OVERLAPS) 2/430 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/430 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 4 (OVERLAPS) 2/432 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/432 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 6 (OVERLAPS) 386/818 variables, 432/479 constraints. Problems are: Problem set: 0 solved, 382 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 818/969 variables, and 479 constraints, problems are : Problem set: 0 solved, 382 unsolved in 30065 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 46/46 constraints, State Equation: 432/508 constraints, PredecessorRefiner: 382/382 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 382 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/428 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/428 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 2 (OVERLAPS) 2/430 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/430 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 4 (OVERLAPS) 2/432 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/432 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 6 (OVERLAPS) 386/818 variables, 432/479 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/818 variables, 372/851 constraints. Problems are: Problem set: 0 solved, 382 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 818/969 variables, and 851 constraints, problems are : Problem set: 0 solved, 382 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 46/46 constraints, State Equation: 432/508 constraints, PredecessorRefiner: 372/382 constraints, Known Traps: 0/0 constraints]
After SMT, in 60142ms problems are : Problem set: 0 solved, 382 unsolved
Search for dead transitions found 0 dead transitions in 60147ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60194 ms. Remains : 508/508 places, 461/461 transitions.
Support contains 7 out of 508 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 508/508 places, 461/461 transitions.
Applied a total of 0 rules in 10 ms. Remains 508 /508 variables (removed 0) and now considering 461/461 (removed 0) transitions.
[2024-05-25 08:38:38] [INFO ] Invariant cache hit.
[2024-05-25 08:38:38] [INFO ] Implicit Places using invariants in 690 ms returned []
[2024-05-25 08:38:38] [INFO ] Invariant cache hit.
[2024-05-25 08:38:41] [INFO ] Implicit Places using invariants and state equation in 2762 ms returned []
Implicit Place search using SMT with State Equation took 3479 ms to find 0 implicit places.
Running 382 sub problems to find dead transitions.
[2024-05-25 08:38:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/428 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/428 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 2 (OVERLAPS) 2/430 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/430 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 4 (OVERLAPS) 2/432 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/432 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 6 (OVERLAPS) 386/818 variables, 432/479 constraints. Problems are: Problem set: 0 solved, 382 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 818/969 variables, and 479 constraints, problems are : Problem set: 0 solved, 382 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 46/46 constraints, State Equation: 432/508 constraints, PredecessorRefiner: 382/382 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 382 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/428 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/428 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 2 (OVERLAPS) 2/430 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/430 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 4 (OVERLAPS) 2/432 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/432 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 6 (OVERLAPS) 386/818 variables, 432/479 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/818 variables, 372/851 constraints. Problems are: Problem set: 0 solved, 382 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 818/969 variables, and 851 constraints, problems are : Problem set: 0 solved, 382 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 46/46 constraints, State Equation: 432/508 constraints, PredecessorRefiner: 372/382 constraints, Known Traps: 0/0 constraints]
After SMT, in 60087ms problems are : Problem set: 0 solved, 382 unsolved
Search for dead transitions found 0 dead transitions in 60092ms
Finished structural reductions in LTL mode , in 1 iterations and 63582 ms. Remains : 508/508 places, 461/461 transitions.
Treatment of property HirschbergSinclair-PT-40-LTLCardinality-10 finished in 258568 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0||X(p1)))))'
Found a Lengthening insensitive property : HirschbergSinclair-PT-40-LTLCardinality-11
Stuttering acceptance computed with spot in 201 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 962 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 962/962 places, 914/914 transitions.
Graph (complete) has 1834 edges and 962 vertex of which 960 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Reduce places removed 40 places and 40 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 406 transitions
Trivial Post-agglo rules discarded 406 transitions
Performed 406 trivial Post agglomeration. Transition count delta: 406
Iterating post reduction 0 with 406 rules applied. Total rules applied 407 place count 920 transition count 468
Reduce places removed 406 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 407 rules applied. Total rules applied 814 place count 514 transition count 467
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 815 place count 513 transition count 467
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 821 place count 507 transition count 461
Iterating global reduction 3 with 6 rules applied. Total rules applied 827 place count 507 transition count 461
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 2 rules applied. Total rules applied 829 place count 507 transition count 459
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 831 place count 505 transition count 459
Applied a total of 831 rules in 40 ms. Remains 505 /962 variables (removed 457) and now considering 459/914 (removed 455) transitions.
// Phase 1: matrix 459 rows 505 cols
[2024-05-25 08:39:42] [INFO ] Computed 46 invariants in 3 ms
[2024-05-25 08:39:43] [INFO ] Implicit Places using invariants in 1265 ms returned []
[2024-05-25 08:39:43] [INFO ] Invariant cache hit.
[2024-05-25 08:39:46] [INFO ] Implicit Places using invariants and state equation in 2650 ms returned []
Implicit Place search using SMT with State Equation took 3950 ms to find 0 implicit places.
Running 380 sub problems to find dead transitions.
[2024-05-25 08:39:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/426 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/426 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (OVERLAPS) 2/428 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/428 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 4 (OVERLAPS) 383/811 variables, 428/474 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/811 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 6 (OVERLAPS) 1/812 variables, 1/475 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 812/964 variables, and 475 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30015 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 429/505 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 380 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/426 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/426 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (OVERLAPS) 2/428 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/428 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 4 (OVERLAPS) 383/811 variables, 428/474 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/811 variables, 380/854 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/811 variables, 0/854 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 7 (OVERLAPS) 1/812 variables, 1/855 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 812/964 variables, and 855 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30026 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 429/505 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints]
After SMT, in 60093ms problems are : Problem set: 0 solved, 380 unsolved
Search for dead transitions found 0 dead transitions in 60097ms
Starting structural reductions in LI_LTL mode, iteration 1 : 505/962 places, 459/914 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 64092 ms. Remains : 505/962 places, 459/914 transitions.
Running random walk in product with property : HirschbergSinclair-PT-40-LTLCardinality-11
Product exploration explored 100000 steps with 201 reset in 310 ms.
Product exploration explored 100000 steps with 201 reset in 353 ms.
Computed a total of 505 stabilizing places and 459 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 505 transition count 459
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X p0), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X p0)), (F (G p1)), (F (G p0))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 149 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 122 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 1401 steps (0 resets) in 17 ms. (77 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p1 p0), (X p0), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X p0)), (F (G p1)), (F (G p0))]
False Knowledge obtained : [(F (NOT (AND p1 p0))), (F (NOT (OR (NOT p1) p0))), (F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 8 factoid took 319 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 121 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 129 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 505 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 505/505 places, 459/459 transitions.
Applied a total of 0 rules in 10 ms. Remains 505 /505 variables (removed 0) and now considering 459/459 (removed 0) transitions.
[2024-05-25 08:40:47] [INFO ] Invariant cache hit.
[2024-05-25 08:40:48] [INFO ] Implicit Places using invariants in 693 ms returned []
[2024-05-25 08:40:48] [INFO ] Invariant cache hit.
[2024-05-25 08:40:51] [INFO ] Implicit Places using invariants and state equation in 2672 ms returned []
Implicit Place search using SMT with State Equation took 3406 ms to find 0 implicit places.
Running 380 sub problems to find dead transitions.
[2024-05-25 08:40:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/426 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/426 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (OVERLAPS) 2/428 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/428 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 4 (OVERLAPS) 383/811 variables, 428/474 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/811 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 6 (OVERLAPS) 1/812 variables, 1/475 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 812/964 variables, and 475 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30015 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 429/505 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 380 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/426 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/426 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (OVERLAPS) 2/428 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/428 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 4 (OVERLAPS) 383/811 variables, 428/474 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/811 variables, 380/854 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/811 variables, 0/854 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 7 (OVERLAPS) 1/812 variables, 1/855 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 812/964 variables, and 855 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30014 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 429/505 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints]
After SMT, in 60077ms problems are : Problem set: 0 solved, 380 unsolved
Search for dead transitions found 0 dead transitions in 60082ms
Finished structural reductions in LTL mode , in 1 iterations and 63500 ms. Remains : 505/505 places, 459/459 transitions.
Computed a total of 505 stabilizing places and 459 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 505 transition count 459
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X p0), (X (X (NOT (AND p1 (NOT p0))))), (X (X p1)), (X (X p0)), (X (X (AND p1 p0))), (F (G p1)), (F (G p0))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 181 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 125 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 1426 steps (0 resets) in 35 ms. (39 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p1 p0), (X p0), (X (X (NOT (AND p1 (NOT p0))))), (X (X p1)), (X (X p0)), (X (X (AND p1 p0))), (F (G p1)), (F (G p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (AND p0 p1))), (F (NOT p1)), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 8 factoid took 388 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 120 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 118 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 120 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 201 reset in 311 ms.
Product exploration explored 100000 steps with 201 reset in 372 ms.
Support contains 4 out of 505 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 505/505 places, 459/459 transitions.
Applied a total of 0 rules in 10 ms. Remains 505 /505 variables (removed 0) and now considering 459/459 (removed 0) transitions.
[2024-05-25 08:41:53] [INFO ] Invariant cache hit.
[2024-05-25 08:41:54] [INFO ] Implicit Places using invariants in 840 ms returned []
[2024-05-25 08:41:54] [INFO ] Invariant cache hit.
[2024-05-25 08:41:57] [INFO ] Implicit Places using invariants and state equation in 2660 ms returned []
Implicit Place search using SMT with State Equation took 3530 ms to find 0 implicit places.
Running 380 sub problems to find dead transitions.
[2024-05-25 08:41:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/426 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/426 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (OVERLAPS) 2/428 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/428 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 4 (OVERLAPS) 383/811 variables, 428/474 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/811 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 6 (OVERLAPS) 1/812 variables, 1/475 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 812/964 variables, and 475 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30045 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 429/505 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 380 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/426 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/426 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (OVERLAPS) 2/428 variables, 41/46 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/428 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 4 (OVERLAPS) 383/811 variables, 428/474 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/811 variables, 380/854 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/811 variables, 0/854 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 7 (OVERLAPS) 1/812 variables, 1/855 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 812/964 variables, and 855 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30013 ms.
Refiners :[Generalized P Invariants (flows): 46/46 constraints, State Equation: 429/505 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints]
After SMT, in 60105ms problems are : Problem set: 0 solved, 380 unsolved
Search for dead transitions found 0 dead transitions in 60110ms
Finished structural reductions in LTL mode , in 1 iterations and 63653 ms. Remains : 505/505 places, 459/459 transitions.
Treatment of property HirschbergSinclair-PT-40-LTLCardinality-11 finished in 195755 ms.
[2024-05-25 08:42:57] [INFO ] Flatten gal took : 57 ms
[2024-05-25 08:42:57] [INFO ] Export to MCC of 6 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 3 ms.
[2024-05-25 08:42:57] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 962 places, 914 transitions and 2745 arcs took 11 ms.
Total runtime 2516473 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running HirschbergSinclair-PT-40
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/415/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 962
TRANSITIONS: 914
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.024s, Sys 0.000s]
SAVING FILE /home/mcc/execution/415/model (.net / .def) ...
EXPORT TIME: [User 0.005s, Sys 0.000s]
----------------------------------------------------------------------
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: 2679
MODEL NAME: /home/mcc/execution/415/model
962 places, 914 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.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
BK_TIME_CONFINEMENT_REACHED
--------------------
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 LTLCardinality -timeout 360 -rebuildPNML
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="HirschbergSinclair-PT-40"
export BK_EXAMINATION="LTLCardinality"
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 HirschbergSinclair-PT-40, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r201-smll-171649586600115"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/HirschbergSinclair-PT-40.tgz
mv HirschbergSinclair-PT-40 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;