About the Execution of ITS-Tools for HirschbergSinclair-PT-10
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 1815.432 | 572407.00 | 808282.00 | 2012.60 | FFTTTFTTTFTTTTFF | 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.r202-smll-171649587400068.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 itstools
Input is HirschbergSinclair-PT-10, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r202-smll-171649587400068
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 624K
-rw-r--r-- 1 mcc users 9.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.1K May 19 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 19 15:57 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K May 19 07:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 18:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Apr 13 03:18 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 125K Apr 13 03:18 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 16K Apr 13 03:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 93K Apr 13 03:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Apr 22 14:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Apr 22 14:48 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 136K 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-10-LTLFireability-00
FORMULA_NAME HirschbergSinclair-PT-10-LTLFireability-01
FORMULA_NAME HirschbergSinclair-PT-10-LTLFireability-02
FORMULA_NAME HirschbergSinclair-PT-10-LTLFireability-03
FORMULA_NAME HirschbergSinclair-PT-10-LTLFireability-04
FORMULA_NAME HirschbergSinclair-PT-10-LTLFireability-05
FORMULA_NAME HirschbergSinclair-PT-10-LTLFireability-06
FORMULA_NAME HirschbergSinclair-PT-10-LTLFireability-07
FORMULA_NAME HirschbergSinclair-PT-10-LTLFireability-08
FORMULA_NAME HirschbergSinclair-PT-10-LTLFireability-09
FORMULA_NAME HirschbergSinclair-PT-10-LTLFireability-10
FORMULA_NAME HirschbergSinclair-PT-10-LTLFireability-11
FORMULA_NAME HirschbergSinclair-PT-10-LTLFireability-12
FORMULA_NAME HirschbergSinclair-PT-10-LTLFireability-13
FORMULA_NAME HirschbergSinclair-PT-10-LTLFireability-14
FORMULA_NAME HirschbergSinclair-PT-10-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1716584447508
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HirschbergSinclair-PT-10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202405141337
[2024-05-24 21:00:49] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-24 21:00:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-24 21:00:50] [INFO ] Load time of PNML (sax parser for PT used): 112 ms
[2024-05-24 21:00:50] [INFO ] Transformed 260 places.
[2024-05-24 21:00:50] [INFO ] Transformed 236 transitions.
[2024-05-24 21:00:50] [INFO ] Parsed PT model containing 260 places and 236 transitions and 721 arcs in 277 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 18 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 6 formulas.
FORMULA HirschbergSinclair-PT-10-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-10-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-10-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-10-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-10-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-10-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 29 out of 260 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 260/260 places, 236/236 transitions.
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 250 transition count 236
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 20 place count 240 transition count 226
Iterating global reduction 1 with 10 rules applied. Total rules applied 30 place count 240 transition count 226
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 38 place count 232 transition count 218
Iterating global reduction 1 with 8 rules applied. Total rules applied 46 place count 232 transition count 218
Applied a total of 46 rules in 103 ms. Remains 232 /260 variables (removed 28) and now considering 218/236 (removed 18) transitions.
// Phase 1: matrix 218 rows 232 cols
[2024-05-24 21:00:50] [INFO ] Computed 14 invariants in 27 ms
[2024-05-24 21:00:51] [INFO ] Implicit Places using invariants in 431 ms returned []
[2024-05-24 21:00:51] [INFO ] Invariant cache hit.
[2024-05-24 21:00:51] [INFO ] Implicit Places using invariants and state equation in 453 ms returned []
Implicit Place search using SMT with State Equation took 939 ms to find 0 implicit places.
Running 208 sub problems to find dead transitions.
[2024-05-24 21:00:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/222 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/222 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 2 (OVERLAPS) 10/232 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/232 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 4 (OVERLAPS) 218/450 variables, 232/246 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/450 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 6 (OVERLAPS) 0/450 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 208 unsolved
No progress, stopping.
After SMT solving in domain Real declared 450/450 variables, and 246 constraints, problems are : Problem set: 0 solved, 208 unsolved in 12691 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 232/232 constraints, PredecessorRefiner: 208/208 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 208 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/222 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/222 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 2 (OVERLAPS) 10/232 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/232 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 4 (OVERLAPS) 218/450 variables, 232/246 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/450 variables, 208/454 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/450 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 208 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 450/450 variables, and 454 constraints, problems are : Problem set: 0 solved, 208 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 232/232 constraints, PredecessorRefiner: 208/208 constraints, Known Traps: 0/0 constraints]
After SMT, in 42924ms problems are : Problem set: 0 solved, 208 unsolved
Search for dead transitions found 0 dead transitions in 42952ms
Starting structural reductions in LTL mode, iteration 1 : 232/260 places, 218/236 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 44025 ms. Remains : 232/260 places, 218/236 transitions.
Support contains 29 out of 232 places after structural reductions.
[2024-05-24 21:01:34] [INFO ] Flatten gal took : 68 ms
[2024-05-24 21:01:34] [INFO ] Flatten gal took : 31 ms
[2024-05-24 21:01:34] [INFO ] Input system was already deterministic with 218 transitions.
RANDOM walk for 854 steps (0 resets) in 175 ms. (4 steps per ms) remains 0/19 properties
Computed a total of 232 stabilizing places and 218 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 232 transition count 218
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' '!((X(((G(p0)&&G(X(X(p1)))) U p2)) U p2))'
Support contains 4 out of 232 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 232/232 places, 218/218 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 230 transition count 216
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 230 transition count 216
Applied a total of 4 rules in 15 ms. Remains 230 /232 variables (removed 2) and now considering 216/218 (removed 2) transitions.
// Phase 1: matrix 216 rows 230 cols
[2024-05-24 21:01:35] [INFO ] Computed 14 invariants in 4 ms
[2024-05-24 21:01:35] [INFO ] Implicit Places using invariants in 181 ms returned []
[2024-05-24 21:01:35] [INFO ] Invariant cache hit.
[2024-05-24 21:01:35] [INFO ] Implicit Places using invariants and state equation in 447 ms returned []
Implicit Place search using SMT with State Equation took 633 ms to find 0 implicit places.
Running 206 sub problems to find dead transitions.
[2024-05-24 21:01:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/220 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/220 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 10/230 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/230 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 216/446 variables, 230/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/446 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/446 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 446/446 variables, and 244 constraints, problems are : Problem set: 0 solved, 206 unsolved in 11521 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 230/230 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/220 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/220 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 10/230 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/230 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 216/446 variables, 230/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/446 variables, 206/450 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/446 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 7 (OVERLAPS) 0/446 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Int declared 446/446 variables, and 450 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30014 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 230/230 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 41622ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 41627ms
Starting structural reductions in LTL mode, iteration 1 : 230/232 places, 216/218 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 42278 ms. Remains : 230/232 places, 216/218 transitions.
Stuttering acceptance computed with spot in 492 ms :[(OR (NOT p1) (NOT p0)), true, (OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (NOT p2)]
Running random walk in product with property : HirschbergSinclair-PT-10-LTLFireability-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA HirschbergSinclair-PT-10-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-10-LTLFireability-00 finished in 42858 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 6 out of 232 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 232/232 places, 218/218 transitions.
Reduce places removed 7 places and 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 67 transitions
Trivial Post-agglo rules discarded 67 transitions
Performed 67 trivial Post agglomeration. Transition count delta: 67
Iterating post reduction 0 with 67 rules applied. Total rules applied 67 place count 225 transition count 144
Reduce places removed 67 places and 0 transitions.
Iterating post reduction 1 with 67 rules applied. Total rules applied 134 place count 158 transition count 144
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 135 place count 157 transition count 143
Iterating global reduction 2 with 1 rules applied. Total rules applied 136 place count 157 transition count 143
Applied a total of 136 rules in 34 ms. Remains 157 /232 variables (removed 75) and now considering 143/218 (removed 75) transitions.
// Phase 1: matrix 143 rows 157 cols
[2024-05-24 21:02:18] [INFO ] Computed 14 invariants in 2 ms
[2024-05-24 21:02:18] [INFO ] Implicit Places using invariants in 145 ms returned []
[2024-05-24 21:02:18] [INFO ] Invariant cache hit.
[2024-05-24 21:02:18] [INFO ] Implicit Places using invariants and state equation in 337 ms returned []
Implicit Place search using SMT with State Equation took 484 ms to find 0 implicit places.
[2024-05-24 21:02:18] [INFO ] Redundant transitions in 5 ms returned []
Running 130 sub problems to find dead transitions.
[2024-05-24 21:02:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/144 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/144 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 2 (OVERLAPS) 4/148 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/148 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 4 (OVERLAPS) 134/282 variables, 148/162 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/282 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 6 (OVERLAPS) 2/284 variables, 1/163 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/284 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 8 (OVERLAPS) 0/284 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 130 unsolved
No progress, stopping.
After SMT solving in domain Real declared 284/300 variables, and 163 constraints, problems are : Problem set: 0 solved, 130 unsolved in 5701 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 149/157 constraints, PredecessorRefiner: 130/130 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 130 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/144 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/144 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 2 (OVERLAPS) 4/148 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/148 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 4 (OVERLAPS) 134/282 variables, 148/162 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/282 variables, 118/280 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/282 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 7 (OVERLAPS) 2/284 variables, 1/281 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/284 variables, 12/293 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/284 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 10 (OVERLAPS) 0/284 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 130 unsolved
No progress, stopping.
After SMT solving in domain Int declared 284/300 variables, and 293 constraints, problems are : Problem set: 0 solved, 130 unsolved in 8826 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 149/157 constraints, PredecessorRefiner: 130/130 constraints, Known Traps: 0/0 constraints]
After SMT, in 14561ms problems are : Problem set: 0 solved, 130 unsolved
Search for dead transitions found 0 dead transitions in 14564ms
Starting structural reductions in SI_LTL mode, iteration 1 : 157/232 places, 143/218 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 15094 ms. Remains : 157/232 places, 143/218 transitions.
Stuttering acceptance computed with spot in 51 ms :[(NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-10-LTLFireability-02
Product exploration explored 100000 steps with 645 reset in 448 ms.
Product exploration explored 100000 steps with 646 reset in 261 ms.
Computed a total of 157 stabilizing places and 143 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 157 transition count 143
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 19 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-10-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-10-LTLFireability-02 finished in 15992 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 232 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 232/232 places, 218/218 transitions.
Reduce places removed 9 places and 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 83 transitions
Trivial Post-agglo rules discarded 83 transitions
Performed 83 trivial Post agglomeration. Transition count delta: 83
Iterating post reduction 0 with 83 rules applied. Total rules applied 83 place count 223 transition count 126
Reduce places removed 83 places and 0 transitions.
Iterating post reduction 1 with 83 rules applied. Total rules applied 166 place count 140 transition count 126
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 168 place count 138 transition count 124
Iterating global reduction 2 with 2 rules applied. Total rules applied 170 place count 138 transition count 124
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 172 place count 138 transition count 122
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 174 place count 136 transition count 122
Applied a total of 174 rules in 29 ms. Remains 136 /232 variables (removed 96) and now considering 122/218 (removed 96) transitions.
// Phase 1: matrix 122 rows 136 cols
[2024-05-24 21:02:34] [INFO ] Computed 14 invariants in 2 ms
[2024-05-24 21:02:34] [INFO ] Implicit Places using invariants in 127 ms returned []
[2024-05-24 21:02:34] [INFO ] Invariant cache hit.
[2024-05-24 21:02:34] [INFO ] Implicit Places using invariants and state equation in 224 ms returned []
Implicit Place search using SMT with State Equation took 355 ms to find 0 implicit places.
[2024-05-24 21:02:34] [INFO ] Redundant transitions in 3 ms returned []
Running 106 sub problems to find dead transitions.
[2024-05-24 21:02:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/120 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/120 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (OVERLAPS) 3/123 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/123 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 109/232 variables, 123/137 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/232 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 6 (OVERLAPS) 0/232 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 232/258 variables, and 137 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3142 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 123/136 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/120 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/120 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (OVERLAPS) 3/123 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/123 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 109/232 variables, 123/137 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/232 variables, 106/243 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 7 (OVERLAPS) 0/232 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 232/258 variables, and 243 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3455 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 123/136 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints]
After SMT, in 6617ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 6619ms
Starting structural reductions in SI_LTL mode, iteration 1 : 136/232 places, 122/218 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 7013 ms. Remains : 136/232 places, 122/218 transitions.
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-10-LTLFireability-03
Product exploration explored 100000 steps with 1093 reset in 307 ms.
Product exploration explored 100000 steps with 1090 reset in 235 ms.
Computed a total of 136 stabilizing places and 122 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 136 transition count 122
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 13 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-10-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-10-LTLFireability-03 finished in 7860 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&(G(p1) U (p2 U p3)))))'
Support contains 4 out of 232 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 232/232 places, 218/218 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 230 transition count 216
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 230 transition count 216
Applied a total of 4 rules in 14 ms. Remains 230 /232 variables (removed 2) and now considering 216/218 (removed 2) transitions.
// Phase 1: matrix 216 rows 230 cols
[2024-05-24 21:02:42] [INFO ] Computed 14 invariants in 4 ms
[2024-05-24 21:02:42] [INFO ] Implicit Places using invariants in 141 ms returned []
[2024-05-24 21:02:42] [INFO ] Invariant cache hit.
[2024-05-24 21:02:42] [INFO ] Implicit Places using invariants and state equation in 403 ms returned []
Implicit Place search using SMT with State Equation took 551 ms to find 0 implicit places.
Running 206 sub problems to find dead transitions.
[2024-05-24 21:02:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/220 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/220 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 10/230 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/230 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 216/446 variables, 230/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/446 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/446 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 446/446 variables, and 244 constraints, problems are : Problem set: 0 solved, 206 unsolved in 9886 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 230/230 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/220 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/220 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 10/230 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/230 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 216/446 variables, 230/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/446 variables, 206/450 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/446 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 7 (OVERLAPS) 0/446 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Int declared 446/446 variables, and 450 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 230/230 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 39958ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 39961ms
Starting structural reductions in LTL mode, iteration 1 : 230/232 places, 216/218 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40528 ms. Remains : 230/232 places, 216/218 transitions.
Stuttering acceptance computed with spot in 290 ms :[(OR (NOT p0) (NOT p3)), (OR (NOT p0) (NOT p3)), true, (NOT p1), (NOT p3), (NOT p3)]
Running random walk in product with property : HirschbergSinclair-PT-10-LTLFireability-05
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA HirschbergSinclair-PT-10-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-10-LTLFireability-05 finished in 40840 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(X(X((X(!p0) U p1)))))'
Support contains 2 out of 232 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 232/232 places, 218/218 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 230 transition count 216
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 230 transition count 216
Applied a total of 4 rules in 18 ms. Remains 230 /232 variables (removed 2) and now considering 216/218 (removed 2) transitions.
[2024-05-24 21:03:22] [INFO ] Invariant cache hit.
[2024-05-24 21:03:23] [INFO ] Implicit Places using invariants in 159 ms returned []
[2024-05-24 21:03:23] [INFO ] Invariant cache hit.
[2024-05-24 21:03:23] [INFO ] Implicit Places using invariants and state equation in 650 ms returned []
Implicit Place search using SMT with State Equation took 811 ms to find 0 implicit places.
Running 206 sub problems to find dead transitions.
[2024-05-24 21:03:23] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/220 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/220 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 10/230 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/230 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 216/446 variables, 230/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/446 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/446 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 446/446 variables, and 244 constraints, problems are : Problem set: 0 solved, 206 unsolved in 9434 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 230/230 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/220 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/220 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 10/230 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/230 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 216/446 variables, 230/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/446 variables, 206/450 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/446 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 7 (OVERLAPS) 0/446 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Int declared 446/446 variables, and 450 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30013 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 230/230 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 39506ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 39509ms
Starting structural reductions in LTL mode, iteration 1 : 230/232 places, 216/218 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40340 ms. Remains : 230/232 places, 216/218 transitions.
Stuttering acceptance computed with spot in 124 ms :[(NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : HirschbergSinclair-PT-10-LTLFireability-06
Product exploration explored 100000 steps with 577 reset in 210 ms.
Product exploration explored 100000 steps with 576 reset in 326 ms.
Computed a total of 230 stabilizing places and 216 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 230 transition count 216
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 p1), (X (X (NOT p1))), (F (G (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 84 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 168 ms :[(NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 678 steps (0 resets) in 15 ms. (42 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p1), (X (X (NOT p1))), (F (G (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 3 factoid took 287 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 138 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 132 ms :[(NOT p1), (NOT p1), (NOT p1)]
[2024-05-24 21:04:04] [INFO ] Invariant cache hit.
[2024-05-24 21:04:05] [INFO ] [Real]Absence check using 0 positive and 14 generalized place invariants in 59 ms returned sat
[2024-05-24 21:04:06] [INFO ] [Real]Absence check using state equation in 1507 ms returned sat
[2024-05-24 21:04:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 21:04:07] [INFO ] [Nat]Absence check using 0 positive and 14 generalized place invariants in 20 ms returned sat
[2024-05-24 21:04:07] [INFO ] [Nat]Absence check using state equation in 634 ms returned sat
[2024-05-24 21:04:07] [INFO ] Computed and/alt/rep : 100/104/100 causal constraints (skipped 106 transitions) in 23 ms.
[2024-05-24 21:04:08] [INFO ] Added : 76 causal constraints over 16 iterations in 609 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 2 out of 230 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 230/230 places, 216/216 transitions.
Applied a total of 0 rules in 6 ms. Remains 230 /230 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2024-05-24 21:04:08] [INFO ] Invariant cache hit.
[2024-05-24 21:04:08] [INFO ] Implicit Places using invariants in 180 ms returned []
[2024-05-24 21:04:08] [INFO ] Invariant cache hit.
[2024-05-24 21:04:09] [INFO ] Implicit Places using invariants and state equation in 650 ms returned []
Implicit Place search using SMT with State Equation took 834 ms to find 0 implicit places.
Running 206 sub problems to find dead transitions.
[2024-05-24 21:04:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/220 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/220 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 10/230 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/230 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 216/446 variables, 230/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/446 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/446 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 446/446 variables, and 244 constraints, problems are : Problem set: 0 solved, 206 unsolved in 9359 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 230/230 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/220 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/220 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 10/230 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/230 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 216/446 variables, 230/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/446 variables, 206/450 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/446 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 7 (OVERLAPS) 0/446 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Int declared 446/446 variables, and 450 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 230/230 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 39431ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 39437ms
Finished structural reductions in LTL mode , in 1 iterations and 40277 ms. Remains : 230/230 places, 216/216 transitions.
Computed a total of 230 stabilizing places and 216 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 230 transition count 216
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 p1), (X (X (NOT p1))), (F (G (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 90 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 104 ms :[(NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 702 steps (0 resets) in 10 ms. (63 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p1), (X (X (NOT p1))), (F (G (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 3 factoid took 112 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 97 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 102 ms :[(NOT p1), (NOT p1), (NOT p1)]
[2024-05-24 21:04:49] [INFO ] Invariant cache hit.
[2024-05-24 21:04:49] [INFO ] [Real]Absence check using 0 positive and 14 generalized place invariants in 21 ms returned sat
[2024-05-24 21:04:50] [INFO ] [Real]Absence check using state equation in 981 ms returned sat
[2024-05-24 21:04:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 21:04:50] [INFO ] [Nat]Absence check using 0 positive and 14 generalized place invariants in 20 ms returned sat
[2024-05-24 21:04:51] [INFO ] [Nat]Absence check using state equation in 637 ms returned sat
[2024-05-24 21:04:51] [INFO ] Computed and/alt/rep : 100/104/100 causal constraints (skipped 106 transitions) in 19 ms.
[2024-05-24 21:04:52] [INFO ] Added : 76 causal constraints over 16 iterations in 675 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 127 ms :[(NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 577 reset in 210 ms.
Product exploration explored 100000 steps with 576 reset in 228 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 122 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 2 out of 230 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 230/230 places, 216/216 transitions.
Performed 94 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 94 rules applied. Total rules applied 94 place count 230 transition count 216
Deduced a syphon composed of 94 places in 0 ms
Applied a total of 94 rules in 67 ms. Remains 230 /230 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2024-05-24 21:04:53] [INFO ] Redundant transitions in 16 ms returned []
Running 206 sub problems to find dead transitions.
// Phase 1: matrix 216 rows 230 cols
[2024-05-24 21:04:53] [INFO ] Computed 14 invariants in 4 ms
[2024-05-24 21:04:53] [INFO ] State equation strengthened by 94 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/220 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/220 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 10/230 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/230 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD37 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD44 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD47 is UNSAT
Problem TDEAD48 is UNSAT
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD53 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD59 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD76 is UNSAT
Problem TDEAD77 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
Problem TDEAD80 is UNSAT
Problem TDEAD81 is UNSAT
Problem TDEAD82 is UNSAT
Problem TDEAD83 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD85 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD95 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD105 is UNSAT
Problem TDEAD106 is UNSAT
Problem TDEAD107 is UNSAT
Problem TDEAD108 is UNSAT
Problem TDEAD109 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
At refinement iteration 4 (OVERLAPS) 216/446 variables, 230/244 constraints. Problems are: Problem set: 94 solved, 112 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/446 variables, 94/338 constraints. Problems are: Problem set: 94 solved, 112 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/446 variables, 0/338 constraints. Problems are: Problem set: 94 solved, 112 unsolved
At refinement iteration 7 (OVERLAPS) 0/446 variables, 0/338 constraints. Problems are: Problem set: 94 solved, 112 unsolved
No progress, stopping.
After SMT solving in domain Real declared 446/446 variables, and 338 constraints, problems are : Problem set: 94 solved, 112 unsolved in 10537 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 230/230 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 94 solved, 112 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/126 variables, 0/0 constraints. Problems are: Problem set: 94 solved, 112 unsolved
At refinement iteration 1 (OVERLAPS) 104/230 variables, 14/14 constraints. Problems are: Problem set: 94 solved, 112 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/230 variables, 0/14 constraints. Problems are: Problem set: 94 solved, 112 unsolved
At refinement iteration 3 (OVERLAPS) 216/446 variables, 230/244 constraints. Problems are: Problem set: 94 solved, 112 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/446 variables, 94/338 constraints. Problems are: Problem set: 94 solved, 112 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/446 variables, 112/450 constraints. Problems are: Problem set: 94 solved, 112 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/446 variables, 0/450 constraints. Problems are: Problem set: 94 solved, 112 unsolved
At refinement iteration 7 (OVERLAPS) 0/446 variables, 0/450 constraints. Problems are: Problem set: 94 solved, 112 unsolved
No progress, stopping.
After SMT solving in domain Int declared 446/446 variables, and 450 constraints, problems are : Problem set: 94 solved, 112 unsolved in 12244 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 230/230 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 112/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 22851ms problems are : Problem set: 94 solved, 112 unsolved
Search for dead transitions found 94 dead transitions in 22856ms
Found 94 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 94 transitions
Dead transitions reduction (with SMT) removed 94 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 230/230 places, 122/216 transitions.
Graph (complete) has 346 edges and 230 vertex of which 136 are kept as prefixes of interest. Removing 94 places using SCC suffix rule.2 ms
Discarding 94 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 14 ms. Remains 136 /230 variables (removed 94) and now considering 122/122 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 136/230 places, 122/216 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 22965 ms. Remains : 136/230 places, 122/216 transitions.
Built C files in :
/tmp/ltsmin4608595472066885714
[2024-05-24 21:05:16] [INFO ] Built C files in 31ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4608595472066885714
Running compilation step : cd /tmp/ltsmin4608595472066885714;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1266 ms.
Running link step : cd /tmp/ltsmin4608595472066885714;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 47 ms.
Running LTSmin : cd /tmp/ltsmin4608595472066885714;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased5420657811370560480.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 230 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 230/230 places, 216/216 transitions.
Applied a total of 0 rules in 5 ms. Remains 230 /230 variables (removed 0) and now considering 216/216 (removed 0) transitions.
// Phase 1: matrix 216 rows 230 cols
[2024-05-24 21:05:31] [INFO ] Computed 14 invariants in 3 ms
[2024-05-24 21:05:31] [INFO ] Implicit Places using invariants in 156 ms returned []
[2024-05-24 21:05:31] [INFO ] Invariant cache hit.
[2024-05-24 21:05:31] [INFO ] Implicit Places using invariants and state equation in 585 ms returned []
Implicit Place search using SMT with State Equation took 746 ms to find 0 implicit places.
Running 206 sub problems to find dead transitions.
[2024-05-24 21:05:31] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/220 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/220 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 10/230 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/230 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 216/446 variables, 230/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/446 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/446 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 446/446 variables, and 244 constraints, problems are : Problem set: 0 solved, 206 unsolved in 12979 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 230/230 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/220 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/220 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 10/230 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/230 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 216/446 variables, 230/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/446 variables, 206/450 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/446 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 446/446 variables, and 450 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 230/230 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 43085ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 43089ms
Finished structural reductions in LTL mode , in 1 iterations and 43841 ms. Remains : 230/230 places, 216/216 transitions.
Built C files in :
/tmp/ltsmin14374290189213804039
[2024-05-24 21:06:14] [INFO ] Built C files in 11ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14374290189213804039
Running compilation step : cd /tmp/ltsmin14374290189213804039;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 925 ms.
Running link step : cd /tmp/ltsmin14374290189213804039;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 31 ms.
Running LTSmin : cd /tmp/ltsmin14374290189213804039;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased1861817128967350510.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2024-05-24 21:06:30] [INFO ] Flatten gal took : 19 ms
[2024-05-24 21:06:30] [INFO ] Flatten gal took : 18 ms
[2024-05-24 21:06:30] [INFO ] Time to serialize gal into /tmp/LTL3163630805370196154.gal : 7 ms
[2024-05-24 21:06:30] [INFO ] Time to serialize properties into /tmp/LTL8949689693905901389.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL3163630805370196154.gal' '-t' 'CGAL' '-hoa' '/tmp/aut9431303480570674175.hoa' '-atoms' '/tmp/LTL8949689693905901389.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL8949689693905901389.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut9431303480570674175.hoa
Detected timeout of ITS tools.
[2024-05-24 21:06:45] [INFO ] Flatten gal took : 18 ms
[2024-05-24 21:06:45] [INFO ] Flatten gal took : 17 ms
[2024-05-24 21:06:45] [INFO ] Time to serialize gal into /tmp/LTL7681093532086505689.gal : 4 ms
[2024-05-24 21:06:45] [INFO ] Time to serialize properties into /tmp/LTL456757352081108616.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL7681093532086505689.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL456757352081108616.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...274
Read 1 LTL properties
Checking formula 0 : !((F(X(X((X(!("((newmsg2>=1)&&(election_10_4_8_to_left_3>=1))")))U("((rcv_right_reply_10_3_2>=1)||(rcv_left_reply_10_3_10>=1))"))))))
Formula 0 simplified : XXG(!"((rcv_right_reply_10_3_2>=1)||(rcv_left_reply_10_3_10>=1))" & X(!"((rcv_right_reply_10_3_2>=1)||(rcv_left_reply_10_3_10>=1))" ...207
Detected timeout of ITS tools.
[2024-05-24 21:07:00] [INFO ] Flatten gal took : 17 ms
[2024-05-24 21:07:00] [INFO ] Applying decomposition
[2024-05-24 21:07:00] [INFO ] Flatten gal took : 15 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph6299450908512266461.txt' '-o' '/tmp/graph6299450908512266461.bin' '-w' '/tmp/graph6299450908512266461.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph6299450908512266461.bin' '-l' '-1' '-v' '-w' '/tmp/graph6299450908512266461.weights' '-q' '0' '-e' '0.001'
[2024-05-24 21:07:00] [INFO ] Decomposing Gal with order
[2024-05-24 21:07:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-24 21:07:00] [INFO ] Removed a total of 20 redundant transitions.
[2024-05-24 21:07:00] [INFO ] Flatten gal took : 75 ms
[2024-05-24 21:07:00] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 5 ms.
[2024-05-24 21:07:00] [INFO ] Time to serialize gal into /tmp/LTL17863648328514465725.gal : 9 ms
[2024-05-24 21:07:00] [INFO ] Time to serialize properties into /tmp/LTL17218649134716916117.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL17863648328514465725.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17218649134716916117.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((F(X(X((X(!("((i0.u1.newmsg2>=1)&&(i0.u1.election_10_4_8_to_left_3>=1))")))U("((i0.u18.rcv_right_reply_10_3_2>=1)||(i4.i0.u7.rcv_lef...182
Formula 0 simplified : XXG(!"((i0.u18.rcv_right_reply_10_3_2>=1)||(i4.i0.u7.rcv_left_reply_10_3_10>=1))" & X(!"((i0.u18.rcv_right_reply_10_3_2>=1)||(i4.i0....251
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, t3, t4, t5, t7, t8, t9, t15, t28, t207, t217, i0.u1.t13, i0.u1.t19, i1.t23, i1.u2...403
Computing Next relation with stutter on 2.34375e+07 deadlock states
Detected timeout of ITS tools.
Treatment of property HirschbergSinclair-PT-10-LTLFireability-06 finished in 232874 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(!p0)))'
Support contains 2 out of 232 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 232/232 places, 218/218 transitions.
Reduce places removed 8 places and 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 85 transitions
Trivial Post-agglo rules discarded 85 transitions
Performed 85 trivial Post agglomeration. Transition count delta: 85
Iterating post reduction 0 with 85 rules applied. Total rules applied 85 place count 224 transition count 125
Reduce places removed 85 places and 0 transitions.
Iterating post reduction 1 with 85 rules applied. Total rules applied 170 place count 139 transition count 125
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 172 place count 137 transition count 123
Iterating global reduction 2 with 2 rules applied. Total rules applied 174 place count 137 transition count 123
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 176 place count 137 transition count 121
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 178 place count 135 transition count 121
Applied a total of 178 rules in 18 ms. Remains 135 /232 variables (removed 97) and now considering 121/218 (removed 97) transitions.
// Phase 1: matrix 121 rows 135 cols
[2024-05-24 21:07:15] [INFO ] Computed 14 invariants in 1 ms
[2024-05-24 21:07:15] [INFO ] Implicit Places using invariants in 165 ms returned []
[2024-05-24 21:07:15] [INFO ] Invariant cache hit.
[2024-05-24 21:07:16] [INFO ] State equation strengthened by 10 read => feed constraints.
[2024-05-24 21:07:16] [INFO ] Implicit Places using invariants and state equation in 429 ms returned []
Implicit Place search using SMT with State Equation took 602 ms to find 0 implicit places.
[2024-05-24 21:07:16] [INFO ] Redundant transitions in 2 ms returned []
Running 106 sub problems to find dead transitions.
[2024-05-24 21:07:16] [INFO ] Invariant cache hit.
[2024-05-24 21:07:16] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/120 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/120 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (OVERLAPS) 4/124 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/124 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 110/234 variables, 124/138 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/234 variables, 10/148 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/234 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 7 (OVERLAPS) 0/234 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/256 variables, and 148 constraints, problems are : Problem set: 0 solved, 106 unsolved in 4623 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 124/135 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/120 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/120 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (OVERLAPS) 4/124 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/124 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 110/234 variables, 124/138 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/234 variables, 10/148 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/234 variables, 106/254 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/234 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 8 (OVERLAPS) 0/234 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 234/256 variables, and 254 constraints, problems are : Problem set: 0 solved, 106 unsolved in 4445 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 124/135 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints]
After SMT, in 9093ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 9096ms
Starting structural reductions in SI_LTL mode, iteration 1 : 135/232 places, 121/218 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9726 ms. Remains : 135/232 places, 121/218 transitions.
Stuttering acceptance computed with spot in 52 ms :[p0]
Running random walk in product with property : HirschbergSinclair-PT-10-LTLFireability-07
Product exploration explored 100000 steps with 758 reset in 450 ms.
Product exploration explored 100000 steps with 758 reset in 491 ms.
Computed a total of 135 stabilizing places and 121 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 135 transition count 121
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)), (F (G (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 14 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-10-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-10-LTLFireability-07 finished in 10815 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p1)||p0))))'
Support contains 6 out of 232 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 232/232 places, 218/218 transitions.
Reduce places removed 7 places and 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 64 transitions
Trivial Post-agglo rules discarded 64 transitions
Performed 64 trivial Post agglomeration. Transition count delta: 64
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 225 transition count 147
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 1 with 64 rules applied. Total rules applied 128 place count 161 transition count 147
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 130 place count 159 transition count 145
Iterating global reduction 2 with 2 rules applied. Total rules applied 132 place count 159 transition count 145
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 2 with 1 rules applied. Total rules applied 133 place count 159 transition count 144
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 134 place count 158 transition count 144
Applied a total of 134 rules in 20 ms. Remains 158 /232 variables (removed 74) and now considering 144/218 (removed 74) transitions.
// Phase 1: matrix 144 rows 158 cols
[2024-05-24 21:07:26] [INFO ] Computed 14 invariants in 2 ms
[2024-05-24 21:07:26] [INFO ] Implicit Places using invariants in 146 ms returned []
[2024-05-24 21:07:26] [INFO ] Invariant cache hit.
[2024-05-24 21:07:26] [INFO ] Implicit Places using invariants and state equation in 289 ms returned []
Implicit Place search using SMT with State Equation took 441 ms to find 0 implicit places.
[2024-05-24 21:07:26] [INFO ] Redundant transitions in 1 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-24 21:07:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/145 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/145 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (OVERLAPS) 3/148 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/148 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 134/282 variables, 148/162 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/282 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (OVERLAPS) 0/282 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 282/302 variables, and 162 constraints, problems are : Problem set: 0 solved, 131 unsolved in 6689 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 148/158 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/145 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/145 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (OVERLAPS) 3/148 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/148 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 134/282 variables, 148/162 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/282 variables, 131/293 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/282 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 0/282 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Int declared 282/302 variables, and 293 constraints, problems are : Problem set: 0 solved, 131 unsolved in 9237 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 148/158 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 0/0 constraints]
After SMT, in 15952ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 15955ms
Starting structural reductions in SI_LTL mode, iteration 1 : 158/232 places, 144/218 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 16424 ms. Remains : 158/232 places, 144/218 transitions.
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : HirschbergSinclair-PT-10-LTLFireability-08
Product exploration explored 100000 steps with 936 reset in 299 ms.
Product exploration explored 100000 steps with 967 reset in 534 ms.
Computed a total of 158 stabilizing places and 144 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 158 transition count 144
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 p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT p1))), (F (G (NOT p1))), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 16 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-10-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-10-LTLFireability-08 finished in 17440 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 232 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 232/232 places, 218/218 transitions.
Reduce places removed 9 places and 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 84 transitions
Trivial Post-agglo rules discarded 84 transitions
Performed 84 trivial Post agglomeration. Transition count delta: 84
Iterating post reduction 0 with 84 rules applied. Total rules applied 84 place count 223 transition count 125
Reduce places removed 84 places and 0 transitions.
Iterating post reduction 1 with 84 rules applied. Total rules applied 168 place count 139 transition count 125
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 170 place count 137 transition count 123
Iterating global reduction 2 with 2 rules applied. Total rules applied 172 place count 137 transition count 123
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 2 with 1 rules applied. Total rules applied 173 place count 137 transition count 122
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 174 place count 136 transition count 122
Applied a total of 174 rules in 17 ms. Remains 136 /232 variables (removed 96) and now considering 122/218 (removed 96) transitions.
// Phase 1: matrix 122 rows 136 cols
[2024-05-24 21:07:43] [INFO ] Computed 14 invariants in 1 ms
[2024-05-24 21:07:44] [INFO ] Implicit Places using invariants in 141 ms returned []
[2024-05-24 21:07:44] [INFO ] Invariant cache hit.
[2024-05-24 21:07:44] [INFO ] Implicit Places using invariants and state equation in 279 ms returned []
Implicit Place search using SMT with State Equation took 422 ms to find 0 implicit places.
[2024-05-24 21:07:44] [INFO ] Redundant transitions in 1 ms returned []
Running 105 sub problems to find dead transitions.
[2024-05-24 21:07:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 2 (OVERLAPS) 2/121 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/121 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 4 (OVERLAPS) 107/228 variables, 121/135 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/228 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 6 (OVERLAPS) 2/230 variables, 1/136 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/230 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 8 (OVERLAPS) 0/230 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 105 unsolved
No progress, stopping.
After SMT solving in domain Real declared 230/258 variables, and 136 constraints, problems are : Problem set: 0 solved, 105 unsolved in 4949 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 122/136 constraints, PredecessorRefiner: 105/105 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 105 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 2 (OVERLAPS) 2/121 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/121 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 4 (OVERLAPS) 107/228 variables, 121/135 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/228 variables, 93/228 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/228 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 7 (OVERLAPS) 2/230 variables, 1/229 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/230 variables, 12/241 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/230 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 10 (OVERLAPS) 0/230 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 105 unsolved
No progress, stopping.
After SMT solving in domain Int declared 230/258 variables, and 241 constraints, problems are : Problem set: 0 solved, 105 unsolved in 6569 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 122/136 constraints, PredecessorRefiner: 105/105 constraints, Known Traps: 0/0 constraints]
After SMT, in 11534ms problems are : Problem set: 0 solved, 105 unsolved
Search for dead transitions found 0 dead transitions in 11536ms
Starting structural reductions in SI_LTL mode, iteration 1 : 136/232 places, 122/218 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11983 ms. Remains : 136/232 places, 122/218 transitions.
Stuttering acceptance computed with spot in 57 ms :[(NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-10-LTLFireability-10
Product exploration explored 100000 steps with 752 reset in 186 ms.
Product exploration explored 100000 steps with 752 reset in 215 ms.
Computed a total of 136 stabilizing places and 122 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 136 transition count 122
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 19 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-10-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-10-LTLFireability-10 finished in 12576 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 out of 232 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 232/232 places, 218/218 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 230 transition count 216
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 230 transition count 216
Applied a total of 4 rules in 12 ms. Remains 230 /232 variables (removed 2) and now considering 216/218 (removed 2) transitions.
// Phase 1: matrix 216 rows 230 cols
[2024-05-24 21:07:56] [INFO ] Computed 14 invariants in 2 ms
[2024-05-24 21:07:56] [INFO ] Implicit Places using invariants in 245 ms returned []
[2024-05-24 21:07:56] [INFO ] Invariant cache hit.
[2024-05-24 21:07:57] [INFO ] Implicit Places using invariants and state equation in 549 ms returned []
Implicit Place search using SMT with State Equation took 796 ms to find 0 implicit places.
Running 206 sub problems to find dead transitions.
[2024-05-24 21:07:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/220 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/220 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 10/230 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/230 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 216/446 variables, 230/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/446 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/446 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 446/446 variables, and 244 constraints, problems are : Problem set: 0 solved, 206 unsolved in 14461 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 230/230 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/220 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/220 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 10/230 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/230 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 216/446 variables, 230/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/446 variables, 206/450 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/446 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 446/446 variables, and 450 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 230/230 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 44569ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 44573ms
Starting structural reductions in LTL mode, iteration 1 : 230/232 places, 216/218 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 45384 ms. Remains : 230/232 places, 216/218 transitions.
Stuttering acceptance computed with spot in 116 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-10-LTLFireability-14
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA HirschbergSinclair-PT-10-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-10-LTLFireability-14 finished in 45521 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||(F(G(p2))&&p1)))))'
Support contains 5 out of 232 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 232/232 places, 218/218 transitions.
Reduce places removed 7 places and 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 75 transitions
Trivial Post-agglo rules discarded 75 transitions
Performed 75 trivial Post agglomeration. Transition count delta: 75
Iterating post reduction 0 with 75 rules applied. Total rules applied 75 place count 225 transition count 136
Reduce places removed 75 places and 0 transitions.
Iterating post reduction 1 with 75 rules applied. Total rules applied 150 place count 150 transition count 136
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 151 place count 149 transition count 135
Iterating global reduction 2 with 1 rules applied. Total rules applied 152 place count 149 transition count 135
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 2 with 1 rules applied. Total rules applied 153 place count 149 transition count 134
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 154 place count 148 transition count 134
Applied a total of 154 rules in 27 ms. Remains 148 /232 variables (removed 84) and now considering 134/218 (removed 84) transitions.
// Phase 1: matrix 134 rows 148 cols
[2024-05-24 21:08:42] [INFO ] Computed 14 invariants in 2 ms
[2024-05-24 21:08:42] [INFO ] Implicit Places using invariants in 242 ms returned []
[2024-05-24 21:08:42] [INFO ] Invariant cache hit.
[2024-05-24 21:08:42] [INFO ] State equation strengthened by 10 read => feed constraints.
[2024-05-24 21:08:42] [INFO ] Implicit Places using invariants and state equation in 447 ms returned []
Implicit Place search using SMT with State Equation took 699 ms to find 0 implicit places.
[2024-05-24 21:08:42] [INFO ] Redundant transitions in 1 ms returned []
Running 121 sub problems to find dead transitions.
[2024-05-24 21:08:42] [INFO ] Invariant cache hit.
[2024-05-24 21:08:42] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/135 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 2 (OVERLAPS) 4/139 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/139 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 4 (OVERLAPS) 125/264 variables, 139/153 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/264 variables, 10/163 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/264 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 7 (OVERLAPS) 2/266 variables, 1/164 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/266 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 9 (OVERLAPS) 0/266 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 121 unsolved
No progress, stopping.
After SMT solving in domain Real declared 266/282 variables, and 164 constraints, problems are : Problem set: 0 solved, 121 unsolved in 9377 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 140/148 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 121/121 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 121 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/135 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 2 (OVERLAPS) 4/139 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/139 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 4 (OVERLAPS) 125/264 variables, 139/153 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/264 variables, 10/163 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/264 variables, 108/271 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/264 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 8 (OVERLAPS) 2/266 variables, 1/272 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/266 variables, 13/285 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/266 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 11 (OVERLAPS) 0/266 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 121 unsolved
No progress, stopping.
After SMT solving in domain Int declared 266/282 variables, and 285 constraints, problems are : Problem set: 0 solved, 121 unsolved in 9791 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 140/148 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 121/121 constraints, Known Traps: 0/0 constraints]
After SMT, in 19203ms problems are : Problem set: 0 solved, 121 unsolved
Search for dead transitions found 0 dead transitions in 19206ms
Starting structural reductions in SI_LTL mode, iteration 1 : 148/232 places, 134/218 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 19946 ms. Remains : 148/232 places, 134/218 transitions.
Stuttering acceptance computed with spot in 172 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : HirschbergSinclair-PT-10-LTLFireability-15
Stuttering criterion allowed to conclude after 1625 steps with 93 reset in 6 ms.
FORMULA HirschbergSinclair-PT-10-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-10-LTLFireability-15 finished in 20152 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(X(X((X(!p0) U p1)))))'
Found a Shortening insensitive property : HirschbergSinclair-PT-10-LTLFireability-06
Stuttering acceptance computed with spot in 143 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 2 out of 232 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LI_LTL mode, iteration 0 : 232/232 places, 218/218 transitions.
Reduce places removed 9 places and 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 82 transitions
Trivial Post-agglo rules discarded 82 transitions
Performed 82 trivial Post agglomeration. Transition count delta: 82
Iterating post reduction 0 with 82 rules applied. Total rules applied 82 place count 223 transition count 127
Reduce places removed 82 places and 0 transitions.
Iterating post reduction 1 with 82 rules applied. Total rules applied 164 place count 141 transition count 127
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 166 place count 139 transition count 125
Iterating global reduction 2 with 2 rules applied. Total rules applied 168 place count 139 transition count 125
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 170 place count 139 transition count 123
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 172 place count 137 transition count 123
Applied a total of 172 rules in 22 ms. Remains 137 /232 variables (removed 95) and now considering 123/218 (removed 95) transitions.
// Phase 1: matrix 123 rows 137 cols
[2024-05-24 21:09:02] [INFO ] Computed 14 invariants in 1 ms
[2024-05-24 21:09:02] [INFO ] Implicit Places using invariants in 219 ms returned []
[2024-05-24 21:09:02] [INFO ] Invariant cache hit.
[2024-05-24 21:09:03] [INFO ] Implicit Places using invariants and state equation in 374 ms returned []
Implicit Place search using SMT with State Equation took 598 ms to find 0 implicit places.
Running 107 sub problems to find dead transitions.
[2024-05-24 21:09:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 2 (OVERLAPS) 3/124 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/124 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 4 (OVERLAPS) 110/234 variables, 124/138 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/234 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 6 (OVERLAPS) 0/234 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 107 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/260 variables, and 138 constraints, problems are : Problem set: 0 solved, 107 unsolved in 5121 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 124/137 constraints, PredecessorRefiner: 107/107 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 107 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 2 (OVERLAPS) 3/124 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/124 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 4 (OVERLAPS) 110/234 variables, 124/138 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/234 variables, 107/245 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/234 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 7 (OVERLAPS) 0/234 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 107 unsolved
No progress, stopping.
After SMT solving in domain Int declared 234/260 variables, and 245 constraints, problems are : Problem set: 0 solved, 107 unsolved in 5846 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 124/137 constraints, PredecessorRefiner: 107/107 constraints, Known Traps: 0/0 constraints]
After SMT, in 10994ms problems are : Problem set: 0 solved, 107 unsolved
Search for dead transitions found 0 dead transitions in 10996ms
Starting structural reductions in LI_LTL mode, iteration 1 : 137/232 places, 123/218 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 11618 ms. Remains : 137/232 places, 123/218 transitions.
Running random walk in product with property : HirschbergSinclair-PT-10-LTLFireability-06
Product exploration explored 100000 steps with 1083 reset in 195 ms.
Product exploration explored 100000 steps with 1082 reset in 224 ms.
Computed a total of 137 stabilizing places and 123 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 137 transition count 123
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 p1), (X (X (NOT p1))), (F (G (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 104 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 129 ms :[(NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 378 steps (0 resets) in 7 ms. (47 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p1), (X (X (NOT p1))), (F (G (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 3 factoid took 129 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 125 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 124 ms :[(NOT p1), (NOT p1), (NOT p1)]
[2024-05-24 21:09:15] [INFO ] Invariant cache hit.
[2024-05-24 21:09:15] [INFO ] [Real]Absence check using 0 positive and 14 generalized place invariants in 21 ms returned sat
[2024-05-24 21:09:15] [INFO ] [Real]Absence check using state equation in 249 ms returned sat
[2024-05-24 21:09:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 21:09:15] [INFO ] [Nat]Absence check using 0 positive and 14 generalized place invariants in 16 ms returned sat
[2024-05-24 21:09:16] [INFO ] [Nat]Absence check using state equation in 181 ms returned sat
[2024-05-24 21:09:16] [INFO ] Computed and/alt/rep : 96/102/96 causal constraints (skipped 11 transitions) in 9 ms.
[2024-05-24 21:09:16] [INFO ] Added : 64 causal constraints over 13 iterations in 238 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 2 out of 137 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 123/123 transitions.
Applied a total of 0 rules in 1 ms. Remains 137 /137 variables (removed 0) and now considering 123/123 (removed 0) transitions.
[2024-05-24 21:09:16] [INFO ] Invariant cache hit.
[2024-05-24 21:09:16] [INFO ] Implicit Places using invariants in 141 ms returned []
[2024-05-24 21:09:16] [INFO ] Invariant cache hit.
[2024-05-24 21:09:16] [INFO ] Implicit Places using invariants and state equation in 235 ms returned []
Implicit Place search using SMT with State Equation took 379 ms to find 0 implicit places.
Running 107 sub problems to find dead transitions.
[2024-05-24 21:09:16] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 2 (OVERLAPS) 3/124 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/124 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 4 (OVERLAPS) 110/234 variables, 124/138 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/234 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 6 (OVERLAPS) 0/234 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 107 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/260 variables, and 138 constraints, problems are : Problem set: 0 solved, 107 unsolved in 3660 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 124/137 constraints, PredecessorRefiner: 107/107 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 107 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 2 (OVERLAPS) 3/124 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/124 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 4 (OVERLAPS) 110/234 variables, 124/138 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/234 variables, 107/245 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/234 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 7 (OVERLAPS) 0/234 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 107 unsolved
No progress, stopping.
After SMT solving in domain Int declared 234/260 variables, and 245 constraints, problems are : Problem set: 0 solved, 107 unsolved in 4603 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 124/137 constraints, PredecessorRefiner: 107/107 constraints, Known Traps: 0/0 constraints]
After SMT, in 8280ms problems are : Problem set: 0 solved, 107 unsolved
Search for dead transitions found 0 dead transitions in 8281ms
Finished structural reductions in LTL mode , in 1 iterations and 8665 ms. Remains : 137/137 places, 123/123 transitions.
Computed a total of 137 stabilizing places and 123 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 137 transition count 123
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 p1), (X (X (NOT p1))), (F (G (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 117 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 152 ms :[(NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 376 steps (0 resets) in 7 ms. (47 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p1), (X (X (NOT p1))), (F (G (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 3 factoid took 154 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 141 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 142 ms :[(NOT p1), (NOT p1), (NOT p1)]
[2024-05-24 21:09:25] [INFO ] Invariant cache hit.
[2024-05-24 21:09:25] [INFO ] [Real]Absence check using 0 positive and 14 generalized place invariants in 25 ms returned sat
[2024-05-24 21:09:26] [INFO ] [Real]Absence check using state equation in 292 ms returned sat
[2024-05-24 21:09:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 21:09:26] [INFO ] [Nat]Absence check using 0 positive and 14 generalized place invariants in 24 ms returned sat
[2024-05-24 21:09:26] [INFO ] [Nat]Absence check using state equation in 289 ms returned sat
[2024-05-24 21:09:26] [INFO ] Computed and/alt/rep : 96/102/96 causal constraints (skipped 11 transitions) in 16 ms.
[2024-05-24 21:09:27] [INFO ] Added : 64 causal constraints over 13 iterations in 345 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 136 ms :[(NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 1081 reset in 215 ms.
Product exploration explored 100000 steps with 1083 reset in 262 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 140 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 2 out of 137 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 137/137 places, 123/123 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 137 transition count 123
Deduced a syphon composed of 10 places in 0 ms
Applied a total of 10 rules in 10 ms. Remains 137 /137 variables (removed 0) and now considering 123/123 (removed 0) transitions.
[2024-05-24 21:09:28] [INFO ] Redundant transitions in 1 ms returned []
Running 107 sub problems to find dead transitions.
// Phase 1: matrix 123 rows 137 cols
[2024-05-24 21:09:28] [INFO ] Computed 14 invariants in 1 ms
[2024-05-24 21:09:28] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 2 (OVERLAPS) 3/124 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/124 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 107 unsolved
Problem TDEAD2 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD95 is UNSAT
At refinement iteration 4 (OVERLAPS) 110/234 variables, 124/138 constraints. Problems are: Problem set: 10 solved, 97 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/234 variables, 9/147 constraints. Problems are: Problem set: 10 solved, 97 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/234 variables, 0/147 constraints. Problems are: Problem set: 10 solved, 97 unsolved
At refinement iteration 7 (OVERLAPS) 0/234 variables, 0/147 constraints. Problems are: Problem set: 10 solved, 97 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/260 variables, and 147 constraints, problems are : Problem set: 10 solved, 97 unsolved in 5307 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 124/137 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 107/107 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 10 solved, 97 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/111 variables, 0/0 constraints. Problems are: Problem set: 10 solved, 97 unsolved
At refinement iteration 1 (OVERLAPS) 13/124 variables, 14/14 constraints. Problems are: Problem set: 10 solved, 97 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/14 constraints. Problems are: Problem set: 10 solved, 97 unsolved
At refinement iteration 3 (OVERLAPS) 110/234 variables, 124/138 constraints. Problems are: Problem set: 10 solved, 97 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/234 variables, 9/147 constraints. Problems are: Problem set: 10 solved, 97 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/234 variables, 97/244 constraints. Problems are: Problem set: 10 solved, 97 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/234 variables, 0/244 constraints. Problems are: Problem set: 10 solved, 97 unsolved
At refinement iteration 7 (OVERLAPS) 0/234 variables, 0/244 constraints. Problems are: Problem set: 10 solved, 97 unsolved
No progress, stopping.
After SMT solving in domain Int declared 234/260 variables, and 244 constraints, problems are : Problem set: 10 solved, 97 unsolved in 3507 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 124/137 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 97/107 constraints, Known Traps: 0/0 constraints]
After SMT, in 8837ms problems are : Problem set: 10 solved, 97 unsolved
Search for dead transitions found 10 dead transitions in 8840ms
Found 10 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 10 transitions
Dead transitions reduction (with SMT) removed 10 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 137/137 places, 113/123 transitions.
Graph (complete) has 319 edges and 137 vertex of which 127 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.1 ms
Discarding 10 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 5 ms. Remains 127 /137 variables (removed 10) and now considering 113/113 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 127/137 places, 113/123 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 8863 ms. Remains : 127/137 places, 113/123 transitions.
Built C files in :
/tmp/ltsmin13422175140705826750
[2024-05-24 21:09:36] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13422175140705826750
Running compilation step : cd /tmp/ltsmin13422175140705826750;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 394 ms.
Running link step : cd /tmp/ltsmin13422175140705826750;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 32 ms.
Running LTSmin : cd /tmp/ltsmin13422175140705826750;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased7519936180273610144.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 137 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 123/123 transitions.
Applied a total of 0 rules in 4 ms. Remains 137 /137 variables (removed 0) and now considering 123/123 (removed 0) transitions.
// Phase 1: matrix 123 rows 137 cols
[2024-05-24 21:09:52] [INFO ] Computed 14 invariants in 1 ms
[2024-05-24 21:09:52] [INFO ] Implicit Places using invariants in 187 ms returned []
[2024-05-24 21:09:52] [INFO ] Invariant cache hit.
[2024-05-24 21:09:52] [INFO ] Implicit Places using invariants and state equation in 281 ms returned []
Implicit Place search using SMT with State Equation took 470 ms to find 0 implicit places.
Running 107 sub problems to find dead transitions.
[2024-05-24 21:09:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 2 (OVERLAPS) 3/124 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/124 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 4 (OVERLAPS) 110/234 variables, 124/138 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/234 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 6 (OVERLAPS) 0/234 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 107 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/260 variables, and 138 constraints, problems are : Problem set: 0 solved, 107 unsolved in 3930 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 124/137 constraints, PredecessorRefiner: 107/107 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 107 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 2 (OVERLAPS) 3/124 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/124 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 4 (OVERLAPS) 110/234 variables, 124/138 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/234 variables, 107/245 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/234 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 7 (OVERLAPS) 0/234 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 107 unsolved
No progress, stopping.
After SMT solving in domain Int declared 234/260 variables, and 245 constraints, problems are : Problem set: 0 solved, 107 unsolved in 3697 ms.
Refiners :[Generalized P Invariants (flows): 14/14 constraints, State Equation: 124/137 constraints, PredecessorRefiner: 107/107 constraints, Known Traps: 0/0 constraints]
After SMT, in 7655ms problems are : Problem set: 0 solved, 107 unsolved
Search for dead transitions found 0 dead transitions in 7657ms
Finished structural reductions in LTL mode , in 1 iterations and 8133 ms. Remains : 137/137 places, 123/123 transitions.
Built C files in :
/tmp/ltsmin1828197294946102776
[2024-05-24 21:10:00] [INFO ] Built C files in 3ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1828197294946102776
Running compilation step : cd /tmp/ltsmin1828197294946102776;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 457 ms.
Running link step : cd /tmp/ltsmin1828197294946102776;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin1828197294946102776;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased11188771701487671425.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2024-05-24 21:10:15] [INFO ] Flatten gal took : 9 ms
[2024-05-24 21:10:15] [INFO ] Flatten gal took : 11 ms
[2024-05-24 21:10:15] [INFO ] Time to serialize gal into /tmp/LTL8009267922803893345.gal : 3 ms
[2024-05-24 21:10:15] [INFO ] Time to serialize properties into /tmp/LTL9998943390671785633.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8009267922803893345.gal' '-t' 'CGAL' '-hoa' '/tmp/aut3016343667309005991.hoa' '-atoms' '/tmp/LTL9998943390671785633.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL9998943390671785633.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut3016343667309005991.hoa
Reverse transition relation is NOT exact ! Due to transitions t1, t13, t14.t15, t16.t17, t19, t20.t21, t25.t26, t29.t30, t33.t34, t37.t38, t41.t42, t186.t1...276
Computing Next relation with stutter on 2.34375e+07 deadlock states
3 unique states visited
0 strongly connected components in search stack
2 transitions explored
3 items max in DFS search stack
368 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,3.70724,117432,1,0,633,492348,269,408,3890,491913,1190
no accepting run found
Formula 0 is TRUE no accepting run found.
Treatment of property HirschbergSinclair-PT-10-LTLFireability-06 finished in 77334 ms.
FORMULA HirschbergSinclair-PT-10-LTLFireability-06 TRUE TECHNIQUES SHORTENING_INSENSITIVE
[2024-05-24 21:10:19] [INFO ] Flatten gal took : 13 ms
All properties solved without resorting to exhaustive model-checking.
Total runtime 569688 ms.
BK_STOP 1716585019915
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
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-10"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
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 itstools"
echo " Input is HirschbergSinclair-PT-10, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r202-smll-171649587400068"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/HirschbergSinclair-PT-10.tgz
mv HirschbergSinclair-PT-10 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;