About the Execution of GreatSPN+red for HirschbergSinclair-PT-35
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 10149.479 | 3600000.00 | 8932238.00 | 9296.60 | FTTFFF?FTTFTFTTT | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r201-smll-171649586600108.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is HirschbergSinclair-PT-35, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r201-smll-171649586600108
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1000K
-rw-r--r-- 1 mcc users 9.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.6K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 68K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.2K May 19 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 19 15:58 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K May 19 07:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:28 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 13 03:12 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K Apr 13 03:12 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Apr 13 03:11 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K Apr 13 03:11 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Apr 22 14:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Apr 22 14:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 544K 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-35-LTLFireability-00
FORMULA_NAME HirschbergSinclair-PT-35-LTLFireability-01
FORMULA_NAME HirschbergSinclair-PT-35-LTLFireability-02
FORMULA_NAME HirschbergSinclair-PT-35-LTLFireability-03
FORMULA_NAME HirschbergSinclair-PT-35-LTLFireability-04
FORMULA_NAME HirschbergSinclair-PT-35-LTLFireability-05
FORMULA_NAME HirschbergSinclair-PT-35-LTLFireability-06
FORMULA_NAME HirschbergSinclair-PT-35-LTLFireability-07
FORMULA_NAME HirschbergSinclair-PT-35-LTLFireability-08
FORMULA_NAME HirschbergSinclair-PT-35-LTLFireability-09
FORMULA_NAME HirschbergSinclair-PT-35-LTLFireability-10
FORMULA_NAME HirschbergSinclair-PT-35-LTLFireability-11
FORMULA_NAME HirschbergSinclair-PT-35-LTLFireability-12
FORMULA_NAME HirschbergSinclair-PT-35-LTLFireability-13
FORMULA_NAME HirschbergSinclair-PT-35-LTLFireability-14
FORMULA_NAME HirschbergSinclair-PT-35-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1716613652021
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HirschbergSinclair-PT-35
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-25 05:07:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-25 05:07:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-25 05:07:34] [INFO ] Load time of PNML (sax parser for PT used): 337 ms
[2024-05-25 05:07:34] [INFO ] Transformed 998 places.
[2024-05-25 05:07:35] [INFO ] Transformed 922 transitions.
[2024-05-25 05:07:35] [INFO ] Parsed PT model containing 998 places and 922 transitions and 2806 arcs in 576 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 24 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA HirschbergSinclair-PT-35-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-35-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-35-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-35-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 37 out of 998 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 998/998 places, 922/922 transitions.
Reduce places removed 35 places and 0 transitions.
Iterating post reduction 0 with 35 rules applied. Total rules applied 35 place count 963 transition count 922
Discarding 31 places :
Symmetric choice reduction at 1 with 31 rule applications. Total rules 66 place count 932 transition count 891
Iterating global reduction 1 with 31 rules applied. Total rules applied 97 place count 932 transition count 891
Discarding 30 places :
Symmetric choice reduction at 1 with 30 rule applications. Total rules 127 place count 902 transition count 861
Iterating global reduction 1 with 30 rules applied. Total rules applied 157 place count 902 transition count 861
Applied a total of 157 rules in 636 ms. Remains 902 /998 variables (removed 96) and now considering 861/922 (removed 61) transitions.
// Phase 1: matrix 861 rows 902 cols
[2024-05-25 05:07:36] [INFO ] Computed 41 invariants in 55 ms
[2024-05-25 05:07:37] [INFO ] Implicit Places using invariants in 1611 ms returned []
[2024-05-25 05:07:37] [INFO ] Invariant cache hit.
[2024-05-25 05:07:43] [INFO ] Implicit Places using invariants and state equation in 5549 ms returned []
Implicit Place search using SMT with State Equation took 7227 ms to find 0 implicit places.
Running 826 sub problems to find dead transitions.
[2024-05-25 05:07:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/867 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 826 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 867/1763 variables, and 6 constraints, problems are : Problem set: 0 solved, 826 unsolved in 30075 ms.
Refiners :[Generalized P Invariants (flows): 6/41 constraints, State Equation: 0/902 constraints, PredecessorRefiner: 826/826 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 826 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/867 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 826 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/867 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 826 unsolved
At refinement iteration 2 (OVERLAPS) 35/902 variables, 35/41 constraints. Problems are: Problem set: 0 solved, 826 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 902/1763 variables, and 41 constraints, problems are : Problem set: 0 solved, 826 unsolved in 30029 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/902 constraints, PredecessorRefiner: 0/826 constraints, Known Traps: 0/0 constraints]
After SMT, in 60917ms problems are : Problem set: 0 solved, 826 unsolved
Search for dead transitions found 0 dead transitions in 60960ms
Starting structural reductions in LTL mode, iteration 1 : 902/998 places, 861/922 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 68871 ms. Remains : 902/998 places, 861/922 transitions.
Support contains 37 out of 902 places after structural reductions.
[2024-05-25 05:08:44] [INFO ] Flatten gal took : 218 ms
[2024-05-25 05:08:45] [INFO ] Flatten gal took : 128 ms
[2024-05-25 05:08:45] [INFO ] Input system was already deterministic with 861 transitions.
Support contains 34 out of 902 places (down from 37) after GAL structural reductions.
RANDOM walk for 7155 steps (4 resets) in 398 ms. (17 steps per ms) remains 0/23 properties
Computed a total of 902 stabilizing places and 861 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 902 transition count 861
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(p0) U G(p1)))'
Support contains 3 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 861/861 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 897 transition count 856
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 897 transition count 856
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 14 place count 893 transition count 852
Iterating global reduction 0 with 4 rules applied. Total rules applied 18 place count 893 transition count 852
Applied a total of 18 rules in 125 ms. Remains 893 /902 variables (removed 9) and now considering 852/861 (removed 9) transitions.
// Phase 1: matrix 852 rows 893 cols
[2024-05-25 05:08:46] [INFO ] Computed 41 invariants in 17 ms
[2024-05-25 05:08:47] [INFO ] Implicit Places using invariants in 1085 ms returned []
[2024-05-25 05:08:47] [INFO ] Invariant cache hit.
[2024-05-25 05:08:53] [INFO ] Implicit Places using invariants and state equation in 6256 ms returned []
Implicit Place search using SMT with State Equation took 7347 ms to find 0 implicit places.
Running 817 sub problems to find dead transitions.
[2024-05-25 05:08:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/858 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 858/1745 variables, and 6 constraints, problems are : Problem set: 0 solved, 817 unsolved in 30026 ms.
Refiners :[Generalized P Invariants (flows): 6/41 constraints, State Equation: 0/893 constraints, PredecessorRefiner: 817/817 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 817 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/858 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/858 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
At refinement iteration 2 (OVERLAPS) 35/893 variables, 35/41 constraints. Problems are: Problem set: 0 solved, 817 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 893/1745 variables, and 41 constraints, problems are : Problem set: 0 solved, 817 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/893 constraints, PredecessorRefiner: 0/817 constraints, Known Traps: 0/0 constraints]
After SMT, in 60711ms problems are : Problem set: 0 solved, 817 unsolved
Search for dead transitions found 0 dead transitions in 60731ms
Starting structural reductions in LTL mode, iteration 1 : 893/902 places, 852/861 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 68210 ms. Remains : 893/902 places, 852/861 transitions.
Stuttering acceptance computed with spot in 523 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), true, (AND (NOT p1) p0)]
Running random walk in product with property : HirschbergSinclair-PT-35-LTLFireability-00
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 3 ms.
FORMULA HirschbergSinclair-PT-35-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-35-LTLFireability-00 finished in 68847 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||F(p1)))))'
Support contains 2 out of 902 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 902/902 places, 861/861 transitions.
Reduce places removed 35 places and 35 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 389 transitions
Trivial Post-agglo rules discarded 389 transitions
Performed 389 trivial Post agglomeration. Transition count delta: 389
Iterating post reduction 0 with 389 rules applied. Total rules applied 389 place count 867 transition count 437
Reduce places removed 389 places and 0 transitions.
Iterating post reduction 1 with 389 rules applied. Total rules applied 778 place count 478 transition count 437
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 782 place count 474 transition count 433
Iterating global reduction 2 with 4 rules applied. Total rules applied 786 place count 474 transition count 433
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 787 place count 474 transition count 432
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 788 place count 473 transition count 432
Applied a total of 788 rules in 169 ms. Remains 473 /902 variables (removed 429) and now considering 432/861 (removed 429) transitions.
// Phase 1: matrix 432 rows 473 cols
[2024-05-25 05:09:54] [INFO ] Computed 41 invariants in 7 ms
[2024-05-25 05:09:55] [INFO ] Implicit Places using invariants in 906 ms returned []
[2024-05-25 05:09:55] [INFO ] Invariant cache hit.
[2024-05-25 05:09:58] [INFO ] Implicit Places using invariants and state equation in 2750 ms returned []
Implicit Place search using SMT with State Equation took 3660 ms to find 0 implicit places.
[2024-05-25 05:09:58] [INFO ] Redundant transitions in 47 ms returned []
Running 363 sub problems to find dead transitions.
[2024-05-25 05:09:58] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/404 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/404 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 2 (OVERLAPS) 2/406 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/406 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 4 (OVERLAPS) 367/773 variables, 406/447 constraints. Problems are: Problem set: 0 solved, 363 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 773/905 variables, and 447 constraints, problems are : Problem set: 0 solved, 363 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 406/473 constraints, PredecessorRefiner: 363/363 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 363 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/404 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/404 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 2 (OVERLAPS) 2/406 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/406 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 4 (OVERLAPS) 367/773 variables, 406/447 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/773 variables, 363/810 constraints. Problems are: Problem set: 0 solved, 363 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 773/905 variables, and 810 constraints, problems are : Problem set: 0 solved, 363 unsolved in 30025 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 406/473 constraints, PredecessorRefiner: 363/363 constraints, Known Traps: 0/0 constraints]
After SMT, in 60224ms problems are : Problem set: 0 solved, 363 unsolved
Search for dead transitions found 0 dead transitions in 60233ms
Starting structural reductions in SI_LTL mode, iteration 1 : 473/902 places, 432/861 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 64119 ms. Remains : 473/902 places, 432/861 transitions.
Stuttering acceptance computed with spot in 224 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : HirschbergSinclair-PT-35-LTLFireability-01
Product exploration explored 100000 steps with 214 reset in 799 ms.
Product exploration explored 100000 steps with 214 reset in 455 ms.
Computed a total of 473 stabilizing places and 432 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 473 transition count 432
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 p0 p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (F (G p0)), (F (G p1))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 20 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-35-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-35-LTLFireability-01 finished in 65976 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(F(!p0))||(!p1&&F(!p0))))))'
Support contains 4 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 861/861 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 897 transition count 856
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 897 transition count 856
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 14 place count 893 transition count 852
Iterating global reduction 0 with 4 rules applied. Total rules applied 18 place count 893 transition count 852
Applied a total of 18 rules in 107 ms. Remains 893 /902 variables (removed 9) and now considering 852/861 (removed 9) transitions.
// Phase 1: matrix 852 rows 893 cols
[2024-05-25 05:11:00] [INFO ] Computed 41 invariants in 7 ms
[2024-05-25 05:11:01] [INFO ] Implicit Places using invariants in 1019 ms returned []
[2024-05-25 05:11:01] [INFO ] Invariant cache hit.
[2024-05-25 05:11:07] [INFO ] Implicit Places using invariants and state equation in 5593 ms returned []
Implicit Place search using SMT with State Equation took 6620 ms to find 0 implicit places.
Running 817 sub problems to find dead transitions.
[2024-05-25 05:11:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/858 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 858/1745 variables, and 6 constraints, problems are : Problem set: 0 solved, 817 unsolved in 30039 ms.
Refiners :[Generalized P Invariants (flows): 6/41 constraints, State Equation: 0/893 constraints, PredecessorRefiner: 817/817 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 817 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/858 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/858 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
At refinement iteration 2 (OVERLAPS) 35/893 variables, 35/41 constraints. Problems are: Problem set: 0 solved, 817 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 893/1745 variables, and 41 constraints, problems are : Problem set: 0 solved, 817 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/893 constraints, PredecessorRefiner: 0/817 constraints, Known Traps: 0/0 constraints]
After SMT, in 60367ms problems are : Problem set: 0 solved, 817 unsolved
Search for dead transitions found 0 dead transitions in 60378ms
Starting structural reductions in LTL mode, iteration 1 : 893/902 places, 852/861 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 67109 ms. Remains : 893/902 places, 852/861 transitions.
Stuttering acceptance computed with spot in 178 ms :[p0, p0, p0]
Running random walk in product with property : HirschbergSinclair-PT-35-LTLFireability-02
Product exploration explored 100000 steps with 50000 reset in 993 ms.
Product exploration explored 100000 steps with 50000 reset in 531 ms.
Computed a total of 893 stabilizing places and 852 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 893 transition count 852
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) (NOT p0)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p1))), (F (G (NOT p1))), (F (G (NOT p0)))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 37 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-35-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-35-LTLFireability-02 finished in 69401 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U G(p1)))'
Support contains 3 out of 902 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 902/902 places, 861/861 transitions.
Reduce places removed 34 places and 34 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 376 transitions
Trivial Post-agglo rules discarded 376 transitions
Performed 376 trivial Post agglomeration. Transition count delta: 376
Iterating post reduction 0 with 376 rules applied. Total rules applied 376 place count 868 transition count 451
Reduce places removed 376 places and 0 transitions.
Iterating post reduction 1 with 376 rules applied. Total rules applied 752 place count 492 transition count 451
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 757 place count 487 transition count 446
Iterating global reduction 2 with 5 rules applied. Total rules applied 762 place count 487 transition count 446
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 763 place count 487 transition count 445
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 764 place count 486 transition count 445
Applied a total of 764 rules in 124 ms. Remains 486 /902 variables (removed 416) and now considering 445/861 (removed 416) transitions.
// Phase 1: matrix 445 rows 486 cols
[2024-05-25 05:12:10] [INFO ] Computed 41 invariants in 5 ms
[2024-05-25 05:12:11] [INFO ] Implicit Places using invariants in 941 ms returned []
[2024-05-25 05:12:11] [INFO ] Invariant cache hit.
[2024-05-25 05:12:14] [INFO ] Implicit Places using invariants and state equation in 3223 ms returned []
Implicit Place search using SMT with State Equation took 4168 ms to find 0 implicit places.
[2024-05-25 05:12:14] [INFO ] Redundant transitions in 15 ms returned []
Running 379 sub problems to find dead transitions.
[2024-05-25 05:12:14] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 2 (OVERLAPS) 3/423 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/423 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 4 (OVERLAPS) 382/805 variables, 423/464 constraints. Problems are: Problem set: 0 solved, 379 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 805/931 variables, and 464 constraints, problems are : Problem set: 0 solved, 379 unsolved in 30019 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 423/486 constraints, PredecessorRefiner: 379/379 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 379 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 2 (OVERLAPS) 3/423 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/423 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 4 (OVERLAPS) 382/805 variables, 423/464 constraints. Problems are: Problem set: 0 solved, 379 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/805 variables, 379/843 constraints. Problems are: Problem set: 0 solved, 379 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 805/931 variables, and 843 constraints, problems are : Problem set: 0 solved, 379 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 423/486 constraints, PredecessorRefiner: 379/379 constraints, Known Traps: 0/0 constraints]
After SMT, in 60126ms problems are : Problem set: 0 solved, 379 unsolved
Search for dead transitions found 0 dead transitions in 60137ms
Starting structural reductions in SI_LTL mode, iteration 1 : 486/902 places, 445/861 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 64455 ms. Remains : 486/902 places, 445/861 transitions.
Stuttering acceptance computed with spot in 177 ms :[(NOT p1), true, (AND p1 (NOT p0)), (NOT p1)]
Running random walk in product with property : HirschbergSinclair-PT-35-LTLFireability-03
Product exploration explored 100000 steps with 33481 reset in 1154 ms.
Product exploration explored 100000 steps with 33232 reset in 948 ms.
Computed a total of 486 stabilizing places and 445 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 486 transition count 445
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 p1 (NOT p0)))), (X (NOT (AND p1 p0))), (X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0)))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p1))), (F (G (NOT p1))), (F (G p0))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 467 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter insensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 167 ms :[(NOT p1), true, (AND (NOT p0) p1), (NOT p1)]
RANDOM walk for 40000 steps (80 resets) in 562 ms. (71 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 346 ms. (115 steps per ms) remains 1/1 properties
[2024-05-25 05:13:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 366/369 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/369 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 50/419 variables, 4/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/419 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf1 is UNSAT
After SMT solving in domain Real declared 799/931 variables, and 460 constraints, problems are : Problem set: 1 solved, 0 unsolved in 489 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 419/486 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 510ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND p1 p0))), (X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0)))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p1))), (F (G (NOT p1))), (F (G p0)), (G (OR p0 (NOT p1)))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR (NOT p0) (NOT p1)))), (F p1), (F (NOT (AND p0 (NOT p1)))), (F (NOT (OR p0 p1)))]
Property proved to be false thanks to negative knowledge :(F (NOT p0))
Knowledge based reduction with 16 factoid took 262 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-35-LTLFireability-03 FALSE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-35-LTLFireability-03 finished in 68698 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(X(X((X(p0)||!(G(p1) U !p1))))))'
Support contains 3 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 861/861 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 897 transition count 856
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 897 transition count 856
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 14 place count 893 transition count 852
Iterating global reduction 0 with 4 rules applied. Total rules applied 18 place count 893 transition count 852
Applied a total of 18 rules in 171 ms. Remains 893 /902 variables (removed 9) and now considering 852/861 (removed 9) transitions.
// Phase 1: matrix 852 rows 893 cols
[2024-05-25 05:13:19] [INFO ] Computed 41 invariants in 11 ms
[2024-05-25 05:13:20] [INFO ] Implicit Places using invariants in 1115 ms returned []
[2024-05-25 05:13:20] [INFO ] Invariant cache hit.
[2024-05-25 05:13:25] [INFO ] Implicit Places using invariants and state equation in 5874 ms returned []
Implicit Place search using SMT with State Equation took 6995 ms to find 0 implicit places.
Running 817 sub problems to find dead transitions.
[2024-05-25 05:13:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/858 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 858/1745 variables, and 6 constraints, problems are : Problem set: 0 solved, 817 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 6/41 constraints, State Equation: 0/893 constraints, PredecessorRefiner: 817/817 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 817 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/858 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/858 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
At refinement iteration 2 (OVERLAPS) 35/893 variables, 35/41 constraints. Problems are: Problem set: 0 solved, 817 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 893/1745 variables, and 41 constraints, problems are : Problem set: 0 solved, 817 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/893 constraints, PredecessorRefiner: 0/817 constraints, Known Traps: 0/0 constraints]
After SMT, in 60408ms problems are : Problem set: 0 solved, 817 unsolved
Search for dead transitions found 0 dead transitions in 60419ms
Starting structural reductions in LTL mode, iteration 1 : 893/902 places, 852/861 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 67589 ms. Remains : 893/902 places, 852/861 transitions.
Stuttering acceptance computed with spot in 237 ms :[true, (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : HirschbergSinclair-PT-35-LTLFireability-04
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA HirschbergSinclair-PT-35-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-35-LTLFireability-04 finished in 67865 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U X(G(p0))))'
Support contains 1 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 861/861 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 898 transition count 857
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 898 transition count 857
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 11 place count 895 transition count 854
Iterating global reduction 0 with 3 rules applied. Total rules applied 14 place count 895 transition count 854
Applied a total of 14 rules in 173 ms. Remains 895 /902 variables (removed 7) and now considering 854/861 (removed 7) transitions.
// Phase 1: matrix 854 rows 895 cols
[2024-05-25 05:14:26] [INFO ] Computed 41 invariants in 10 ms
[2024-05-25 05:14:28] [INFO ] Implicit Places using invariants in 1149 ms returned []
[2024-05-25 05:14:28] [INFO ] Invariant cache hit.
[2024-05-25 05:14:34] [INFO ] Implicit Places using invariants and state equation in 6104 ms returned []
Implicit Place search using SMT with State Equation took 7262 ms to find 0 implicit places.
Running 819 sub problems to find dead transitions.
[2024-05-25 05:14:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/860 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 819 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 860/1749 variables, and 6 constraints, problems are : Problem set: 0 solved, 819 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 6/41 constraints, State Equation: 0/895 constraints, PredecessorRefiner: 819/819 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 819 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/860 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 819 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/860 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 819 unsolved
At refinement iteration 2 (OVERLAPS) 35/895 variables, 35/41 constraints. Problems are: Problem set: 0 solved, 819 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 895/1749 variables, and 41 constraints, problems are : Problem set: 0 solved, 819 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/895 constraints, PredecessorRefiner: 0/819 constraints, Known Traps: 0/0 constraints]
After SMT, in 60531ms problems are : Problem set: 0 solved, 819 unsolved
Search for dead transitions found 0 dead transitions in 60547ms
Starting structural reductions in LTL mode, iteration 1 : 895/902 places, 854/861 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 67987 ms. Remains : 895/902 places, 854/861 transitions.
Stuttering acceptance computed with spot in 129 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-35-LTLFireability-05
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA HirschbergSinclair-PT-35-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-35-LTLFireability-05 finished in 68152 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 3 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 861/861 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 897 transition count 856
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 897 transition count 856
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 14 place count 893 transition count 852
Iterating global reduction 0 with 4 rules applied. Total rules applied 18 place count 893 transition count 852
Applied a total of 18 rules in 169 ms. Remains 893 /902 variables (removed 9) and now considering 852/861 (removed 9) transitions.
// Phase 1: matrix 852 rows 893 cols
[2024-05-25 05:15:35] [INFO ] Computed 41 invariants in 10 ms
[2024-05-25 05:15:36] [INFO ] Implicit Places using invariants in 1128 ms returned []
[2024-05-25 05:15:36] [INFO ] Invariant cache hit.
[2024-05-25 05:15:42] [INFO ] Implicit Places using invariants and state equation in 6319 ms returned []
Implicit Place search using SMT with State Equation took 7455 ms to find 0 implicit places.
Running 817 sub problems to find dead transitions.
[2024-05-25 05:15:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/858 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 858/1745 variables, and 6 constraints, problems are : Problem set: 0 solved, 817 unsolved in 30026 ms.
Refiners :[Generalized P Invariants (flows): 6/41 constraints, State Equation: 0/893 constraints, PredecessorRefiner: 817/817 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 817 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/858 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/858 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
At refinement iteration 2 (OVERLAPS) 35/893 variables, 35/41 constraints. Problems are: Problem set: 0 solved, 817 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 893/1745 variables, and 41 constraints, problems are : Problem set: 0 solved, 817 unsolved in 30027 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/893 constraints, PredecessorRefiner: 0/817 constraints, Known Traps: 0/0 constraints]
After SMT, in 60517ms problems are : Problem set: 0 solved, 817 unsolved
Search for dead transitions found 0 dead transitions in 60535ms
Starting structural reductions in LTL mode, iteration 1 : 893/902 places, 852/861 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 68162 ms. Remains : 893/902 places, 852/861 transitions.
Stuttering acceptance computed with spot in 107 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-35-LTLFireability-06
Product exploration explored 100000 steps with 296 reset in 791 ms.
Product exploration explored 100000 steps with 296 reset in 593 ms.
Computed a total of 893 stabilizing places and 852 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 893 transition count 852
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 118 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 92 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 1347 steps (0 resets) in 16 ms. (79 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 153 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 90 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
[2024-05-25 05:16:45] [INFO ] Invariant cache hit.
[2024-05-25 05:16:46] [INFO ] [Real]Absence check using 0 positive and 41 generalized place invariants in 188 ms returned sat
[2024-05-25 05:17:00] [INFO ] [Real]Absence check using state equation in 13684 ms returned unknown
Could not prove EG (NOT p0)
Support contains 3 out of 893 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 893/893 places, 852/852 transitions.
Reduce places removed 34 places and 34 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 374 transitions
Trivial Post-agglo rules discarded 374 transitions
Performed 374 trivial Post agglomeration. Transition count delta: 374
Iterating post reduction 0 with 374 rules applied. Total rules applied 374 place count 859 transition count 444
Reduce places removed 374 places and 0 transitions.
Iterating post reduction 1 with 374 rules applied. Total rules applied 748 place count 485 transition count 444
Applied a total of 748 rules in 40 ms. Remains 485 /893 variables (removed 408) and now considering 444/852 (removed 408) transitions.
// Phase 1: matrix 444 rows 485 cols
[2024-05-25 05:17:00] [INFO ] Computed 41 invariants in 2 ms
[2024-05-25 05:17:01] [INFO ] Implicit Places using invariants in 846 ms returned []
[2024-05-25 05:17:01] [INFO ] Invariant cache hit.
[2024-05-25 05:17:04] [INFO ] Implicit Places using invariants and state equation in 2858 ms returned []
Implicit Place search using SMT with State Equation took 3708 ms to find 0 implicit places.
[2024-05-25 05:17:04] [INFO ] Redundant transitions in 5 ms returned []
Running 378 sub problems to find dead transitions.
[2024-05-25 05:17:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/419 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/419 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 2 (OVERLAPS) 3/422 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 4 (OVERLAPS) 381/803 variables, 422/463 constraints. Problems are: Problem set: 0 solved, 378 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 803/929 variables, and 463 constraints, problems are : Problem set: 0 solved, 378 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 422/485 constraints, PredecessorRefiner: 378/378 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 378 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/419 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/419 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 2 (OVERLAPS) 3/422 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 4 (OVERLAPS) 381/803 variables, 422/463 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/803 variables, 378/841 constraints. Problems are: Problem set: 0 solved, 378 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 803/929 variables, and 841 constraints, problems are : Problem set: 0 solved, 378 unsolved in 30020 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 422/485 constraints, PredecessorRefiner: 378/378 constraints, Known Traps: 0/0 constraints]
After SMT, in 60108ms problems are : Problem set: 0 solved, 378 unsolved
Search for dead transitions found 0 dead transitions in 60115ms
Starting structural reductions in SI_LTL mode, iteration 1 : 485/893 places, 444/852 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63877 ms. Remains : 485/893 places, 444/852 transitions.
Computed a total of 485 stabilizing places and 444 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 485 transition count 444
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 136 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 690 steps (0 resets) in 8 ms. (76 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 162 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0)]
[2024-05-25 05:18:05] [INFO ] Invariant cache hit.
[2024-05-25 05:18:06] [INFO ] [Real]Absence check using 0 positive and 41 generalized place invariants in 217 ms returned sat
[2024-05-25 05:18:20] [INFO ] [Real]Absence check using state equation in 14129 ms returned unknown
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 624 reset in 681 ms.
Product exploration explored 100000 steps with 624 reset in 620 ms.
Support contains 3 out of 485 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 485/485 places, 444/444 transitions.
Applied a total of 0 rules in 24 ms. Remains 485 /485 variables (removed 0) and now considering 444/444 (removed 0) transitions.
[2024-05-25 05:18:21] [INFO ] Invariant cache hit.
[2024-05-25 05:18:22] [INFO ] Implicit Places using invariants in 819 ms returned []
[2024-05-25 05:18:22] [INFO ] Invariant cache hit.
[2024-05-25 05:18:25] [INFO ] Implicit Places using invariants and state equation in 2835 ms returned []
Implicit Place search using SMT with State Equation took 3656 ms to find 0 implicit places.
[2024-05-25 05:18:25] [INFO ] Redundant transitions in 2 ms returned []
Running 378 sub problems to find dead transitions.
[2024-05-25 05:18:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/419 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/419 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 2 (OVERLAPS) 3/422 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 4 (OVERLAPS) 381/803 variables, 422/463 constraints. Problems are: Problem set: 0 solved, 378 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 803/929 variables, and 463 constraints, problems are : Problem set: 0 solved, 378 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 422/485 constraints, PredecessorRefiner: 378/378 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 378 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/419 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/419 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 2 (OVERLAPS) 3/422 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 4 (OVERLAPS) 381/803 variables, 422/463 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/803 variables, 378/841 constraints. Problems are: Problem set: 0 solved, 378 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 803/929 variables, and 841 constraints, problems are : Problem set: 0 solved, 378 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 422/485 constraints, PredecessorRefiner: 378/378 constraints, Known Traps: 0/0 constraints]
After SMT, in 60099ms problems are : Problem set: 0 solved, 378 unsolved
Search for dead transitions found 0 dead transitions in 60105ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63795 ms. Remains : 485/485 places, 444/444 transitions.
Treatment of property HirschbergSinclair-PT-35-LTLFireability-06 finished in 231049 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 1 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 861/861 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 897 transition count 856
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 897 transition count 856
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 14 place count 893 transition count 852
Iterating global reduction 0 with 4 rules applied. Total rules applied 18 place count 893 transition count 852
Applied a total of 18 rules in 166 ms. Remains 893 /902 variables (removed 9) and now considering 852/861 (removed 9) transitions.
// Phase 1: matrix 852 rows 893 cols
[2024-05-25 05:19:26] [INFO ] Computed 41 invariants in 10 ms
[2024-05-25 05:19:26] [INFO ] Implicit Places using invariants in 897 ms returned []
[2024-05-25 05:19:26] [INFO ] Invariant cache hit.
[2024-05-25 05:19:33] [INFO ] Implicit Places using invariants and state equation in 7013 ms returned []
Implicit Place search using SMT with State Equation took 7922 ms to find 0 implicit places.
Running 817 sub problems to find dead transitions.
[2024-05-25 05:19:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/858 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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(s153 1.0)
(s154 1.0)
(s155 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 858/1745 variables, and 6 constraints, problems are : Problem set: 0 solved, 817 unsolved in 30028 ms.
Refiners :[Generalized P Invariants (flows): 6/41 constraints, State Equation: 0/893 constraints, PredecessorRefiner: 817/817 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 817 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/858 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/858 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
At refinement iteration 2 (OVERLAPS) 35/893 variables, 35/41 constraints. Problems are: Problem set: 0 solved, 817 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 673)
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(s42 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 893/1745 variables, and 41 constraints, problems are : Problem set: 0 solved, 817 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/893 constraints, PredecessorRefiner: 0/817 constraints, Known Traps: 0/0 constraints]
After SMT, in 60531ms problems are : Problem set: 0 solved, 817 unsolved
Search for dead transitions found 0 dead transitions in 60548ms
Starting structural reductions in LTL mode, iteration 1 : 893/902 places, 852/861 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 68641 ms. Remains : 893/902 places, 852/861 transitions.
Stuttering acceptance computed with spot in 98 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-35-LTLFireability-07
Entered a terminal (fully accepting) state of product in 605 steps with 0 reset in 3 ms.
FORMULA HirschbergSinclair-PT-35-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-35-LTLFireability-07 finished in 68770 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((!p0&&X(F((F(p1)&&G(!p2)))))||G((F(p1)&&F(G(!p2)))))))'
Support contains 5 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 861/861 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 897 transition count 856
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 897 transition count 856
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 14 place count 893 transition count 852
Iterating global reduction 0 with 4 rules applied. Total rules applied 18 place count 893 transition count 852
Applied a total of 18 rules in 100 ms. Remains 893 /902 variables (removed 9) and now considering 852/861 (removed 9) transitions.
[2024-05-25 05:20:34] [INFO ] Invariant cache hit.
[2024-05-25 05:20:35] [INFO ] Implicit Places using invariants in 784 ms returned []
[2024-05-25 05:20:35] [INFO ] Invariant cache hit.
[2024-05-25 05:20:41] [INFO ] Implicit Places using invariants and state equation in 6031 ms returned []
Implicit Place search using SMT with State Equation took 6824 ms to find 0 implicit places.
Running 817 sub problems to find dead transitions.
[2024-05-25 05:20:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/858 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/858 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
At refinement iteration 2 (OVERLAPS) 35/893 variables, 35/41 constraints. Problems are: Problem set: 0 solved, 817 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 893/1745 variables, and 41 constraints, problems are : Problem set: 0 solved, 817 unsolved in 30024 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/893 constraints, PredecessorRefiner: 817/817 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 817 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/858 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/858 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 817 unsolved
At refinement iteration 2 (OVERLAPS) 35/893 variables, 35/41 constraints. Problems are: Problem set: 0 solved, 817 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/893 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 817 unsolved
SMT process timed out in 60454ms, After SMT, problems are : Problem set: 0 solved, 817 unsolved
Search for dead transitions found 0 dead transitions in 60471ms
Starting structural reductions in LTL mode, iteration 1 : 893/902 places, 852/861 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 67398 ms. Remains : 893/902 places, 852/861 transitions.
Stuttering acceptance computed with spot in 213 ms :[(OR (NOT p1) p2), (NOT p1), p2, (OR (NOT p1) p2), p2]
Running random walk in product with property : HirschbergSinclair-PT-35-LTLFireability-08
Product exploration explored 100000 steps with 108 reset in 542 ms.
Product exploration explored 100000 steps with 108 reset in 448 ms.
Computed a total of 893 stabilizing places and 852 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 893 transition count 852
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X p1), (X (NOT p2)), (X (NOT p0)), (X (X p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p0))), (F (G (NOT p0))), (F (G p1)), (F (G (NOT p2)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 30 ms. Reduced automaton from 5 states, 15 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-35-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-35-LTLFireability-08 finished in 69058 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F((G(F(p1))||p0))))))'
Support contains 3 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 861/861 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 898 transition count 857
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 898 transition count 857
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 12 place count 894 transition count 853
Iterating global reduction 0 with 4 rules applied. Total rules applied 16 place count 894 transition count 853
Applied a total of 16 rules in 100 ms. Remains 894 /902 variables (removed 8) and now considering 853/861 (removed 8) transitions.
// Phase 1: matrix 853 rows 894 cols
[2024-05-25 05:21:43] [INFO ] Computed 41 invariants in 7 ms
[2024-05-25 05:21:44] [INFO ] Implicit Places using invariants in 779 ms returned []
[2024-05-25 05:21:44] [INFO ] Invariant cache hit.
[2024-05-25 05:21:50] [INFO ] Implicit Places using invariants and state equation in 6277 ms returned []
Implicit Place search using SMT with State Equation took 7058 ms to find 0 implicit places.
Running 818 sub problems to find dead transitions.
[2024-05-25 05:21:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/859 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 818 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/859 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 818 unsolved
At refinement iteration 2 (OVERLAPS) 35/894 variables, 35/41 constraints. Problems are: Problem set: 0 solved, 818 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 894/1747 variables, and 41 constraints, problems are : Problem set: 0 solved, 818 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/894 constraints, PredecessorRefiner: 818/818 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 818 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/859 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 818 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/859 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 818 unsolved
At refinement iteration 2 (OVERLAPS) 35/894 variables, 35/41 constraints. Problems are: Problem set: 0 solved, 818 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/894 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 818 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1747/1747 variables, and 935 constraints, problems are : Problem set: 0 solved, 818 unsolved in 30019 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 894/894 constraints, PredecessorRefiner: 0/818 constraints, Known Traps: 0/0 constraints]
After SMT, in 60333ms problems are : Problem set: 0 solved, 818 unsolved
Search for dead transitions found 0 dead transitions in 60343ms
Starting structural reductions in LTL mode, iteration 1 : 894/902 places, 853/861 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 67504 ms. Remains : 894/902 places, 853/861 transitions.
Stuttering acceptance computed with spot in 190 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : HirschbergSinclair-PT-35-LTLFireability-11
Product exploration explored 100000 steps with 24368 reset in 533 ms.
Product exploration explored 100000 steps with 24333 reset in 577 ms.
Computed a total of 894 stabilizing places and 853 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 894 transition count 853
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 p0 p1), (F (G p0)), (F (G p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 14 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-35-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-35-LTLFireability-11 finished in 69189 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&F((G(p1)||G(p2))))))'
Support contains 5 out of 902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 902/902 places, 861/861 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 898 transition count 857
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 898 transition count 857
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 11 place count 895 transition count 854
Iterating global reduction 0 with 3 rules applied. Total rules applied 14 place count 895 transition count 854
Applied a total of 14 rules in 104 ms. Remains 895 /902 variables (removed 7) and now considering 854/861 (removed 7) transitions.
// Phase 1: matrix 854 rows 895 cols
[2024-05-25 05:22:53] [INFO ] Computed 41 invariants in 5 ms
[2024-05-25 05:22:53] [INFO ] Implicit Places using invariants in 807 ms returned []
[2024-05-25 05:22:53] [INFO ] Invariant cache hit.
[2024-05-25 05:22:59] [INFO ] Implicit Places using invariants and state equation in 5994 ms returned []
Implicit Place search using SMT with State Equation took 6804 ms to find 0 implicit places.
Running 819 sub problems to find dead transitions.
[2024-05-25 05:22:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/860 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 819 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/860 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 819 unsolved
At refinement iteration 2 (OVERLAPS) 35/895 variables, 35/41 constraints. Problems are: Problem set: 0 solved, 819 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 895/1749 variables, and 41 constraints, problems are : Problem set: 0 solved, 819 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/895 constraints, PredecessorRefiner: 819/819 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 819 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/860 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 819 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/860 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 819 unsolved
At refinement iteration 2 (OVERLAPS) 35/895 variables, 35/41 constraints. Problems are: Problem set: 0 solved, 819 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/895 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 819 unsolved
SMT process timed out in 60334ms, After SMT, problems are : Problem set: 0 solved, 819 unsolved
Search for dead transitions found 0 dead transitions in 60344ms
Starting structural reductions in LTL mode, iteration 1 : 895/902 places, 854/861 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 67256 ms. Remains : 895/902 places, 854/861 transitions.
Stuttering acceptance computed with spot in 162 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : HirschbergSinclair-PT-35-LTLFireability-14
Product exploration explored 100000 steps with 108 reset in 409 ms.
Product exploration explored 100000 steps with 108 reset in 457 ms.
Computed a total of 895 stabilizing places and 854 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 895 transition count 854
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 p0 p1 p2), (X p0), (X (X p2)), (X (X (NOT (AND (NOT p1) p2)))), (X (X p0)), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND p1 p2))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X p1)), (F (G p0)), (F (G p1)), (F (G p2))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 12 factoid took 16 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-35-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-35-LTLFireability-14 finished in 68676 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 U (p1||G(p0))))))'
Support contains 2 out of 902 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 902/902 places, 861/861 transitions.
Reduce places removed 35 places and 35 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 389 transitions
Trivial Post-agglo rules discarded 389 transitions
Performed 389 trivial Post agglomeration. Transition count delta: 389
Iterating post reduction 0 with 389 rules applied. Total rules applied 389 place count 867 transition count 437
Reduce places removed 389 places and 0 transitions.
Iterating post reduction 1 with 389 rules applied. Total rules applied 778 place count 478 transition count 437
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 782 place count 474 transition count 433
Iterating global reduction 2 with 4 rules applied. Total rules applied 786 place count 474 transition count 433
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 787 place count 474 transition count 432
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 788 place count 473 transition count 432
Applied a total of 788 rules in 60 ms. Remains 473 /902 variables (removed 429) and now considering 432/861 (removed 429) transitions.
// Phase 1: matrix 432 rows 473 cols
[2024-05-25 05:24:01] [INFO ] Computed 41 invariants in 8 ms
[2024-05-25 05:24:02] [INFO ] Implicit Places using invariants in 649 ms returned []
[2024-05-25 05:24:02] [INFO ] Invariant cache hit.
[2024-05-25 05:24:04] [INFO ] Implicit Places using invariants and state equation in 2451 ms returned []
Implicit Place search using SMT with State Equation took 3102 ms to find 0 implicit places.
[2024-05-25 05:24:04] [INFO ] Redundant transitions in 2 ms returned []
Running 363 sub problems to find dead transitions.
[2024-05-25 05:24:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/404 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/404 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 2 (OVERLAPS) 2/406 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/406 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 4 (OVERLAPS) 366/772 variables, 406/447 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/772 variables, 0/447 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 6 (OVERLAPS) 1/773 variables, 1/448 constraints. Problems are: Problem set: 0 solved, 363 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 773/905 variables, and 448 constraints, problems are : Problem set: 0 solved, 363 unsolved in 30012 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 407/473 constraints, PredecessorRefiner: 363/363 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 363 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/404 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/404 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 2 (OVERLAPS) 2/406 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/406 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 4 (OVERLAPS) 366/772 variables, 406/447 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/772 variables, 363/810 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/772 variables, 0/810 constraints. Problems are: Problem set: 0 solved, 363 unsolved
At refinement iteration 7 (OVERLAPS) 1/773 variables, 1/811 constraints. Problems are: Problem set: 0 solved, 363 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 773/905 variables, and 811 constraints, problems are : Problem set: 0 solved, 363 unsolved in 30013 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 407/473 constraints, PredecessorRefiner: 363/363 constraints, Known Traps: 0/0 constraints]
After SMT, in 60068ms problems are : Problem set: 0 solved, 363 unsolved
Search for dead transitions found 0 dead transitions in 60073ms
Starting structural reductions in SI_LTL mode, iteration 1 : 473/902 places, 432/861 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63247 ms. Remains : 473/902 places, 432/861 transitions.
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : HirschbergSinclair-PT-35-LTLFireability-15
Product exploration explored 100000 steps with 323 reset in 369 ms.
Product exploration explored 100000 steps with 320 reset in 424 ms.
Computed a total of 473 stabilizing places and 432 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 473 transition count 432
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 (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p1)), (X (X (NOT p1))), (F (G (NOT p1))), (F (G p0))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 17 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-35-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-35-LTLFireability-15 finished in 64371 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Found a Shortening insensitive property : HirschbergSinclair-PT-35-LTLFireability-06
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Support contains 3 out of 902 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 902/902 places, 861/861 transitions.
Reduce places removed 34 places and 34 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 377 transitions
Trivial Post-agglo rules discarded 377 transitions
Performed 377 trivial Post agglomeration. Transition count delta: 377
Iterating post reduction 0 with 377 rules applied. Total rules applied 377 place count 868 transition count 450
Reduce places removed 377 places and 0 transitions.
Iterating post reduction 1 with 377 rules applied. Total rules applied 754 place count 491 transition count 450
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 759 place count 486 transition count 445
Iterating global reduction 2 with 5 rules applied. Total rules applied 764 place count 486 transition count 445
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 765 place count 486 transition count 444
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 766 place count 485 transition count 444
Applied a total of 766 rules in 50 ms. Remains 485 /902 variables (removed 417) and now considering 444/861 (removed 417) transitions.
// Phase 1: matrix 444 rows 485 cols
[2024-05-25 05:25:06] [INFO ] Computed 41 invariants in 2 ms
[2024-05-25 05:25:07] [INFO ] Implicit Places using invariants in 798 ms returned []
[2024-05-25 05:25:07] [INFO ] Invariant cache hit.
[2024-05-25 05:25:09] [INFO ] Implicit Places using invariants and state equation in 2552 ms returned []
Implicit Place search using SMT with State Equation took 3352 ms to find 0 implicit places.
Running 378 sub problems to find dead transitions.
[2024-05-25 05:25:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/419 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/419 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 2 (OVERLAPS) 3/422 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 4 (OVERLAPS) 381/803 variables, 422/463 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/803 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 378 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 803/929 variables, and 463 constraints, problems are : Problem set: 0 solved, 378 unsolved in 30012 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 422/485 constraints, PredecessorRefiner: 378/378 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 378 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/419 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/419 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 2 (OVERLAPS) 3/422 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 4 (OVERLAPS) 381/803 variables, 422/463 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/803 variables, 378/841 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/803 variables, 0/841 constraints. Problems are: Problem set: 0 solved, 378 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 803/929 variables, and 841 constraints, problems are : Problem set: 0 solved, 378 unsolved in 30014 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 422/485 constraints, PredecessorRefiner: 378/378 constraints, Known Traps: 0/0 constraints]
After SMT, in 60077ms problems are : Problem set: 0 solved, 378 unsolved
Search for dead transitions found 0 dead transitions in 60082ms
Starting structural reductions in LI_LTL mode, iteration 1 : 485/902 places, 444/861 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 63485 ms. Remains : 485/902 places, 444/861 transitions.
Running random walk in product with property : HirschbergSinclair-PT-35-LTLFireability-06
Product exploration explored 100000 steps with 623 reset in 488 ms.
Product exploration explored 100000 steps with 624 reset in 540 ms.
Computed a total of 485 stabilizing places and 444 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 485 transition count 444
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 91 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 696 steps (0 resets) in 8 ms. (77 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 112 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
[2024-05-25 05:26:11] [INFO ] Invariant cache hit.
[2024-05-25 05:26:12] [INFO ] [Real]Absence check using 0 positive and 41 generalized place invariants in 195 ms returned sat
[2024-05-25 05:26:26] [INFO ] [Real]Absence check using state equation in 14320 ms returned unknown
Could not prove EG (NOT p0)
Support contains 3 out of 485 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 485/485 places, 444/444 transitions.
Applied a total of 0 rules in 19 ms. Remains 485 /485 variables (removed 0) and now considering 444/444 (removed 0) transitions.
[2024-05-25 05:26:26] [INFO ] Invariant cache hit.
[2024-05-25 05:26:27] [INFO ] Implicit Places using invariants in 762 ms returned []
[2024-05-25 05:26:27] [INFO ] Invariant cache hit.
[2024-05-25 05:26:29] [INFO ] Implicit Places using invariants and state equation in 2442 ms returned []
Implicit Place search using SMT with State Equation took 3206 ms to find 0 implicit places.
[2024-05-25 05:26:29] [INFO ] Redundant transitions in 2 ms returned []
Running 378 sub problems to find dead transitions.
[2024-05-25 05:26:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/419 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/419 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 2 (OVERLAPS) 3/422 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 4 (OVERLAPS) 381/803 variables, 422/463 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/803 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 378 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 803/929 variables, and 463 constraints, problems are : Problem set: 0 solved, 378 unsolved in 30013 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 422/485 constraints, PredecessorRefiner: 378/378 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 378 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/419 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/419 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 2 (OVERLAPS) 3/422 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 4 (OVERLAPS) 381/803 variables, 422/463 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/803 variables, 378/841 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/803 variables, 0/841 constraints. Problems are: Problem set: 0 solved, 378 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 803/929 variables, and 841 constraints, problems are : Problem set: 0 solved, 378 unsolved in 30014 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 422/485 constraints, PredecessorRefiner: 378/378 constraints, Known Traps: 0/0 constraints]
After SMT, in 60076ms problems are : Problem set: 0 solved, 378 unsolved
Search for dead transitions found 0 dead transitions in 60082ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63316 ms. Remains : 485/485 places, 444/444 transitions.
Computed a total of 485 stabilizing places and 444 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 485 transition count 444
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 90 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 703 steps (0 resets) in 8 ms. (78 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 111 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
[2024-05-25 05:27:30] [INFO ] Invariant cache hit.
[2024-05-25 05:27:31] [INFO ] [Real]Absence check using 0 positive and 41 generalized place invariants in 152 ms returned sat
[2024-05-25 05:27:45] [INFO ] [Real]Absence check using state equation in 14372 ms returned unknown
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 623 reset in 488 ms.
Product exploration explored 100000 steps with 624 reset in 547 ms.
Support contains 3 out of 485 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 485/485 places, 444/444 transitions.
Applied a total of 0 rules in 18 ms. Remains 485 /485 variables (removed 0) and now considering 444/444 (removed 0) transitions.
[2024-05-25 05:27:46] [INFO ] Invariant cache hit.
[2024-05-25 05:27:47] [INFO ] Implicit Places using invariants in 742 ms returned []
[2024-05-25 05:27:47] [INFO ] Invariant cache hit.
[2024-05-25 05:27:49] [INFO ] Implicit Places using invariants and state equation in 2622 ms returned []
Implicit Place search using SMT with State Equation took 3366 ms to find 0 implicit places.
[2024-05-25 05:27:49] [INFO ] Redundant transitions in 2 ms returned []
Running 378 sub problems to find dead transitions.
[2024-05-25 05:27:49] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/419 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/419 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 2 (OVERLAPS) 3/422 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 4 (OVERLAPS) 381/803 variables, 422/463 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/803 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 378 unsolved
(s414 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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(s347 0.0)
(s348 0.0)
(s349 0.0)
(s350 0.0)
(s351 0.0)
(s352 0.0)
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(s354 0.0)
(s355 0.0)
(s356 0.0)
(s357 0.0)
(s358 0.0)
(s359 0.0)
(s360 0.0)
(s361 0.0)
(s362 0.0)
(s363 0.0)
(s364 0.0)
(s365 0.0)
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(s367 0.0)
(s368 0.0)
(s369 0.0)
(s370 0.0)
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(s379 0.0)
(s380 0.0)
(s381 0.0)
(s382 0.0)
(s383 0.0)
(s384 0.0)
(s385 0.0)
(s386 0.0)
(s387 0.0)
(s388 0.0)
(s389 0.0)
(s390 0.0)
(s391 0.0)
(s392 0.0)
(s393 0.0)
(s394 0.0)
(s395 0.0)
(s396 0.0)
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(s398 0.0)
(s399 0.0)
(s400 0.0)
(s401 0.0)
(s402 0.0)
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(s405 0.0)
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(s407 0.0)
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(s411 0.0)
(s412 0.0)
(s413 0.0)
(s414 1.0timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 803/929 variables, and 463 constraints, problems are : Problem set: 0 solved, 378 unsolved in 30016 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 422/485 constraints, PredecessorRefiner: 378/378 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 378 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/419 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/419 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 2 (OVERLAPS) 3/422 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 4 (OVERLAPS) 381/803 variables, 422/463 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/803 variables, 378/841 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/803 variables, 0/841 constraints. Problems are: Problem set: 0 solved, 378 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 803/929 variables, and 841 constraints, problems are : Problem set: 0 solved, 378 unsolved in 30013 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 422/485 constraints, PredecessorRefiner: 378/378 constraints, Known Traps: 0/0 constraints]
After SMT, in 60079ms problems are : Problem set: 0 solved, 378 unsolved
Search for dead transitions found 0 dead transitions in 60085ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63480 ms. Remains : 485/485 places, 444/444 transitions.
Treatment of property HirschbergSinclair-PT-35-LTLFireability-06 finished in 224198 ms.
[2024-05-25 05:28:50] [INFO ] Flatten gal took : 56 ms
[2024-05-25 05:28:50] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 3 ms.
[2024-05-25 05:28:50] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 902 places, 861 transitions and 2585 arcs took 12 ms.
Total runtime 1275843 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running HirschbergSinclair-PT-35
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/415/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 902
TRANSITIONS: 861
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.017s, Sys 0.005s]
SAVING FILE /home/mcc/execution/415/model (.net / .def) ...
EXPORT TIME: [User 0.004s, Sys 0.000s]
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES
Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net
Process ID: 1400
MODEL NAME: /home/mcc/execution/415/model
902 places, 861 transitions.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
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Start RS construction.
Creating all event NSFs..
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Start RS construction.
Creating all event NSFs..
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Creating all event NSFs..
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Start RS construction.
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Creating all event NSFs..
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Creating all event NSFs..
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Start RS construction.
Creating all event NSFs..
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Creating all event NSFs..
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Start RS construction.
Creating all event NSFs..
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Creating all event NSFs..
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Start RS construction.
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Start RS construction.
Creating all event NSFs..
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Start RS construction.
Creating all event NSFs..
Creating all event NSFs..
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Start RS construction.
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Start RS construction.
Creating all event NSFs..
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Start RS construction.
Creating all event NSFs..
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Creating all event NSFs..
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Creating all event NSFs..
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Start RS construction.
Creating all event NSFs..
Creating all event NSFs..
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Start RS construction.
Creating all event NSFs..
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Start RS construction.
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
MEDDLY ERROR: Insufficient memory
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="HirschbergSinclair-PT-35"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is HirschbergSinclair-PT-35, 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 r201-smll-171649586600108"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/HirschbergSinclair-PT-35.tgz
mv HirschbergSinclair-PT-35 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 ;