About the Execution of GreatSPN+red for Echo-PT-d03r03
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 13744.092 | 3600000.00 | 12695585.00 | 1948.60 | FF?TTTFFFT??TFTT | 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.r157-smll-171636265000107.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 Echo-PT-d03r03, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r157-smll-171636265000107
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 644K
-rw-r--r-- 1 mcc users 7.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 91K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.9K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K May 19 07:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 15:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K May 19 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K May 19 18:17 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 149K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Apr 12 04:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K Apr 12 04:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:42 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 114K 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 Echo-PT-d03r03-LTLCardinality-00
FORMULA_NAME Echo-PT-d03r03-LTLCardinality-01
FORMULA_NAME Echo-PT-d03r03-LTLCardinality-02
FORMULA_NAME Echo-PT-d03r03-LTLCardinality-03
FORMULA_NAME Echo-PT-d03r03-LTLCardinality-04
FORMULA_NAME Echo-PT-d03r03-LTLCardinality-05
FORMULA_NAME Echo-PT-d03r03-LTLCardinality-06
FORMULA_NAME Echo-PT-d03r03-LTLCardinality-07
FORMULA_NAME Echo-PT-d03r03-LTLCardinality-08
FORMULA_NAME Echo-PT-d03r03-LTLCardinality-09
FORMULA_NAME Echo-PT-d03r03-LTLCardinality-10
FORMULA_NAME Echo-PT-d03r03-LTLCardinality-11
FORMULA_NAME Echo-PT-d03r03-LTLCardinality-12
FORMULA_NAME Echo-PT-d03r03-LTLCardinality-13
FORMULA_NAME Echo-PT-d03r03-LTLCardinality-14
FORMULA_NAME Echo-PT-d03r03-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1716443376333
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Echo-PT-d03r03
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-23 05:49:38] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-23 05:49:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 05:49:38] [INFO ] Load time of PNML (sax parser for PT used): 139 ms
[2024-05-23 05:49:38] [INFO ] Transformed 265 places.
[2024-05-23 05:49:38] [INFO ] Transformed 206 transitions.
[2024-05-23 05:49:38] [INFO ] Found NUPN structural information;
[2024-05-23 05:49:38] [INFO ] Parsed PT model containing 265 places and 206 transitions and 1252 arcs in 304 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 17 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA Echo-PT-d03r03-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Echo-PT-d03r03-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Echo-PT-d03r03-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Echo-PT-d03r03-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Echo-PT-d03r03-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Echo-PT-d03r03-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Echo-PT-d03r03-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Echo-PT-d03r03-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Echo-PT-d03r03-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 20 out of 265 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 265/265 places, 206/206 transitions.
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 0 with 27 rules applied. Total rules applied 27 place count 238 transition count 206
Applied a total of 27 rules in 54 ms. Remains 238 /265 variables (removed 27) and now considering 206/206 (removed 0) transitions.
// Phase 1: matrix 206 rows 238 cols
[2024-05-23 05:49:38] [INFO ] Computed 108 invariants in 103 ms
[2024-05-23 05:49:40] [INFO ] Implicit Places using invariants in 1551 ms returned []
[2024-05-23 05:49:40] [INFO ] Invariant cache hit.
[2024-05-23 05:49:41] [INFO ] Implicit Places using invariants and state equation in 1066 ms returned []
Implicit Place search using SMT with State Equation took 2663 ms to find 0 implicit places.
Running 205 sub problems to find dead transitions.
[2024-05-23 05:49:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 237/237 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/237 variables, 31/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 1/238 variables, 77/345 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 1/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 444/444 variables, and 584 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30033 ms.
Refiners :[Domain max(s): 238/238 constraints, Generalized P Invariants (flows): 108/108 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 237/237 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/237 variables, 31/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 1/238 variables, 77/345 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 1/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 6 (OVERLAPS) 206/444 variables, 238/584 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/444 variables, 205/789 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/444 variables, 0/789 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 444/444 variables, and 789 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30018 ms.
Refiners :[Domain max(s): 238/238 constraints, Generalized P Invariants (flows): 108/108 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 60328ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 60364ms
Starting structural reductions in LTL mode, iteration 1 : 238/265 places, 206/206 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63121 ms. Remains : 238/265 places, 206/206 transitions.
Support contains 20 out of 238 places after structural reductions.
[2024-05-23 05:50:42] [INFO ] Flatten gal took : 103 ms
[2024-05-23 05:50:42] [INFO ] Flatten gal took : 41 ms
[2024-05-23 05:50:42] [INFO ] Input system was already deterministic with 206 transitions.
Support contains 18 out of 238 places (down from 20) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 13 to 12
RANDOM walk for 1926 steps (34 resets) in 167 ms. (11 steps per ms) remains 0/12 properties
Computed a total of 238 stabilizing places and 206 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 238 transition count 206
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((X(G(p0))||G(p1))))'
Support contains 2 out of 238 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 238/238 places, 206/206 transitions.
Applied a total of 0 rules in 16 ms. Remains 238 /238 variables (removed 0) and now considering 206/206 (removed 0) transitions.
[2024-05-23 05:50:42] [INFO ] Invariant cache hit.
[2024-05-23 05:50:43] [INFO ] Implicit Places using invariants in 872 ms returned []
[2024-05-23 05:50:43] [INFO ] Invariant cache hit.
[2024-05-23 05:50:44] [INFO ] Implicit Places using invariants and state equation in 891 ms returned []
Implicit Place search using SMT with State Equation took 1766 ms to find 0 implicit places.
Running 205 sub problems to find dead transitions.
[2024-05-23 05:50:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 237/237 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/237 variables, 31/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 1/238 variables, 77/345 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 1/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 444/444 variables, and 584 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30017 ms.
Refiners :[Domain max(s): 238/238 constraints, Generalized P Invariants (flows): 108/108 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 237/237 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/237 variables, 31/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 1/238 variables, 77/345 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 1/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 6 (OVERLAPS) 206/444 variables, 238/584 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/444 variables, 205/789 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/444 variables, 0/789 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 444/444 variables, and 789 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30011 ms.
Refiners :[Domain max(s): 238/238 constraints, Generalized P Invariants (flows): 108/108 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 60171ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 60177ms
Finished structural reductions in LTL mode , in 1 iterations and 61960 ms. Remains : 238/238 places, 206/206 transitions.
Stuttering acceptance computed with spot in 373 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Echo-PT-d03r03-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 248 steps with 4 reset in 8 ms.
FORMULA Echo-PT-d03r03-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d03r03-LTLCardinality-00 finished in 62434 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 238 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 238/238 places, 206/206 transitions.
Graph (complete) has 727 edges and 238 vertex of which 231 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.4 ms
Discarding 7 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Applied a total of 1 rules in 54 ms. Remains 230 /238 variables (removed 8) and now considering 204/206 (removed 2) transitions.
// Phase 1: matrix 204 rows 230 cols
[2024-05-23 05:51:45] [INFO ] Computed 102 invariants in 43 ms
[2024-05-23 05:51:46] [INFO ] Implicit Places using invariants in 850 ms returned [16, 181, 203, 211, 216, 224]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 858 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 224/238 places, 204/206 transitions.
Applied a total of 0 rules in 15 ms. Remains 224 /224 variables (removed 0) and now considering 204/204 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 927 ms. Remains : 224/238 places, 204/206 transitions.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : Echo-PT-d03r03-LTLCardinality-01
Stuttering criterion allowed to conclude after 64 steps with 2 reset in 2 ms.
FORMULA Echo-PT-d03r03-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d03r03-LTLCardinality-01 finished in 985 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 238 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 238/238 places, 206/206 transitions.
Graph (complete) has 727 edges and 238 vertex of which 231 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.2 ms
Discarding 7 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Applied a total of 1 rules in 14 ms. Remains 230 /238 variables (removed 8) and now considering 204/206 (removed 2) transitions.
[2024-05-23 05:51:46] [INFO ] Invariant cache hit.
[2024-05-23 05:51:46] [INFO ] Implicit Places using invariants in 671 ms returned [16, 181, 203, 211, 216, 224]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 675 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 224/238 places, 204/206 transitions.
Applied a total of 0 rules in 13 ms. Remains 224 /224 variables (removed 0) and now considering 204/204 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 704 ms. Remains : 224/238 places, 204/206 transitions.
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Echo-PT-d03r03-LTLCardinality-02
Product exploration explored 100000 steps with 2403 reset in 639 ms.
Product exploration explored 100000 steps with 2431 reset in 555 ms.
Computed a total of 224 stabilizing places and 204 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 224 transition count 204
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 218 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 78 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 88 steps (0 resets) in 5 ms. (14 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 127 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 73 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 224 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 224/224 places, 204/204 transitions.
Applied a total of 0 rules in 13 ms. Remains 224 /224 variables (removed 0) and now considering 204/204 (removed 0) transitions.
// Phase 1: matrix 204 rows 224 cols
[2024-05-23 05:51:49] [INFO ] Computed 96 invariants in 24 ms
[2024-05-23 05:51:49] [INFO ] Implicit Places using invariants in 740 ms returned []
[2024-05-23 05:51:49] [INFO ] Invariant cache hit.
[2024-05-23 05:51:50] [INFO ] Implicit Places using invariants and state equation in 685 ms returned []
Implicit Place search using SMT with State Equation took 1427 ms to find 0 implicit places.
[2024-05-23 05:51:50] [INFO ] Redundant transitions in 9 ms returned []
Running 198 sub problems to find dead transitions.
[2024-05-23 05:51:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/224 variables, 224/224 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/224 variables, 96/320 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/224 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 204/428 variables, 224/544 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/428 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 0/428 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 428/428 variables, and 544 constraints, problems are : Problem set: 0 solved, 198 unsolved in 8913 ms.
Refiners :[Domain max(s): 224/224 constraints, Generalized P Invariants (flows): 96/96 constraints, State Equation: 224/224 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/224 variables, 224/224 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/224 variables, 96/320 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/224 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 204/428 variables, 224/544 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/428 variables, 198/742 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/428 variables, 0/742 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (OVERLAPS) 0/428 variables, 0/742 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Int declared 428/428 variables, and 742 constraints, problems are : Problem set: 0 solved, 198 unsolved in 30010 ms.
Refiners :[Domain max(s): 224/224 constraints, Generalized P Invariants (flows): 96/96 constraints, State Equation: 224/224 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints]
After SMT, in 39017ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 39022ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 40480 ms. Remains : 224/224 places, 204/204 transitions.
Computed a total of 224 stabilizing places and 204 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 224 transition count 204
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 103 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 73 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 60 steps (0 resets) in 4 ms. (12 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 119 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 75 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 2431 reset in 401 ms.
Product exploration explored 100000 steps with 2439 reset in 456 ms.
Support contains 2 out of 224 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 224/224 places, 204/204 transitions.
Applied a total of 0 rules in 11 ms. Remains 224 /224 variables (removed 0) and now considering 204/204 (removed 0) transitions.
[2024-05-23 05:52:30] [INFO ] Invariant cache hit.
[2024-05-23 05:52:31] [INFO ] Implicit Places using invariants in 679 ms returned []
[2024-05-23 05:52:31] [INFO ] Invariant cache hit.
[2024-05-23 05:52:32] [INFO ] Implicit Places using invariants and state equation in 642 ms returned []
Implicit Place search using SMT with State Equation took 1323 ms to find 0 implicit places.
[2024-05-23 05:52:32] [INFO ] Redundant transitions in 9 ms returned []
Running 198 sub problems to find dead transitions.
[2024-05-23 05:52:32] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/224 variables, 224/224 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/224 variables, 96/320 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/224 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 204/428 variables, 224/544 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/428 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 0/428 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 428/428 variables, and 544 constraints, problems are : Problem set: 0 solved, 198 unsolved in 8917 ms.
Refiners :[Domain max(s): 224/224 constraints, Generalized P Invariants (flows): 96/96 constraints, State Equation: 224/224 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/224 variables, 224/224 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/224 variables, 96/320 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/224 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 204/428 variables, 224/544 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/428 variables, 198/742 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/428 variables, 0/742 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (OVERLAPS) 0/428 variables, 0/742 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Int declared 428/428 variables, and 742 constraints, problems are : Problem set: 0 solved, 198 unsolved in 30014 ms.
Refiners :[Domain max(s): 224/224 constraints, Generalized P Invariants (flows): 96/96 constraints, State Equation: 224/224 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints]
After SMT, in 39009ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 39012ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 40374 ms. Remains : 224/224 places, 204/204 transitions.
Treatment of property Echo-PT-d03r03-LTLCardinality-02 finished in 85289 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(G(p1))))'
Support contains 3 out of 238 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 238/238 places, 206/206 transitions.
Applied a total of 0 rules in 5 ms. Remains 238 /238 variables (removed 0) and now considering 206/206 (removed 0) transitions.
// Phase 1: matrix 206 rows 238 cols
[2024-05-23 05:53:11] [INFO ] Computed 108 invariants in 21 ms
[2024-05-23 05:53:12] [INFO ] Implicit Places using invariants in 986 ms returned []
[2024-05-23 05:53:12] [INFO ] Invariant cache hit.
[2024-05-23 05:53:13] [INFO ] Implicit Places using invariants and state equation in 903 ms returned []
Implicit Place search using SMT with State Equation took 1893 ms to find 0 implicit places.
Running 205 sub problems to find dead transitions.
[2024-05-23 05:53:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 237/237 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/237 variables, 31/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 1/238 variables, 77/345 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 1/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 444/444 variables, and 584 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30011 ms.
Refiners :[Domain max(s): 238/238 constraints, Generalized P Invariants (flows): 108/108 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 237/237 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/237 variables, 31/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 1/238 variables, 77/345 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 1/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 6 (OVERLAPS) 206/444 variables, 238/584 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/444 variables, 205/789 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/444 variables, 0/789 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 444/444 variables, and 789 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30010 ms.
Refiners :[Domain max(s): 238/238 constraints, Generalized P Invariants (flows): 108/108 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 60101ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 60104ms
Finished structural reductions in LTL mode , in 1 iterations and 62003 ms. Remains : 238/238 places, 206/206 transitions.
Stuttering acceptance computed with spot in 148 ms :[(NOT p1), true, (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : Echo-PT-d03r03-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 21 steps with 0 reset in 0 ms.
FORMULA Echo-PT-d03r03-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d03r03-LTLCardinality-06 finished in 62192 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(F((X((X(p1) U p1))&&p0)))))'
Support contains 4 out of 238 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 238/238 places, 206/206 transitions.
Applied a total of 0 rules in 2 ms. Remains 238 /238 variables (removed 0) and now considering 206/206 (removed 0) transitions.
[2024-05-23 05:54:13] [INFO ] Invariant cache hit.
[2024-05-23 05:54:14] [INFO ] Implicit Places using invariants in 927 ms returned []
[2024-05-23 05:54:14] [INFO ] Invariant cache hit.
[2024-05-23 05:54:15] [INFO ] Implicit Places using invariants and state equation in 953 ms returned []
Implicit Place search using SMT with State Equation took 1883 ms to find 0 implicit places.
Running 205 sub problems to find dead transitions.
[2024-05-23 05:54:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 237/237 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/237 variables, 31/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 1/238 variables, 77/345 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 1/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 444/444 variables, and 584 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30012 ms.
Refiners :[Domain max(s): 238/238 constraints, Generalized P Invariants (flows): 108/108 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 237/237 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/237 variables, 31/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 1/238 variables, 77/345 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 1/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 6 (OVERLAPS) 206/444 variables, 238/584 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/444 variables, 205/789 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/444 variables, 0/789 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 444/444 variables, and 789 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30011 ms.
Refiners :[Domain max(s): 238/238 constraints, Generalized P Invariants (flows): 108/108 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 60092ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 60094ms
Finished structural reductions in LTL mode , in 1 iterations and 61981 ms. Remains : 238/238 places, 206/206 transitions.
Stuttering acceptance computed with spot in 173 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : Echo-PT-d03r03-LTLCardinality-10
Product exploration explored 100000 steps with 3848 reset in 487 ms.
Product exploration explored 100000 steps with 3933 reset in 720 ms.
Computed a total of 238 stabilizing places and 206 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 238 transition count 206
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) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 11 factoid took 288 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 13 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 198 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1), false, false]
Reduction of identical properties reduced properties to check from 5 to 3
RANDOM walk for 40000 steps (724 resets) in 869 ms. (45 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40004 steps (60 resets) in 277 ms. (143 steps per ms) remains 1/1 properties
[2024-05-23 05:55:18] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 190/194 variables, 65/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/194 variables, 190/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 44/238 variables, 43/302 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 44/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 0/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 206/444 variables, 238/584 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/444 variables, 0/584 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/444 variables, 0/584 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 444/444 variables, and 584 constraints, problems are : Problem set: 0 solved, 1 unsolved in 588 ms.
Refiners :[Domain max(s): 238/238 constraints, Generalized P Invariants (flows): 108/108 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Problem apf3 is UNSAT
After SMT solving in domain Int declared 4/444 variables, and 4 constraints, problems are : Problem set: 1 solved, 0 unsolved in 17 ms.
Refiners :[Domain max(s): 4/238 constraints, Generalized P Invariants (flows): 0/108 constraints, State Equation: 0/238 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 616ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (G (OR (NOT p0) p1))]
False Knowledge obtained : [(F p1), (F (NOT (OR (NOT p0) (NOT p1)))), (F p0), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 12 factoid took 799 ms. Reduced automaton from 5 states, 13 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 187 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (NOT p1), false, false]
Stuttering acceptance computed with spot in 190 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (NOT p1), false, false]
[2024-05-23 05:55:19] [INFO ] Invariant cache hit.
[2024-05-23 05:55:23] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-23 05:55:24] [INFO ] [Real]Absence check using 0 positive and 108 generalized place invariants in 4443 ms returned unknown
Could not prove EG (NOT p0)
Support contains 4 out of 238 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 238/238 places, 206/206 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 12 ms. Remains 237 /238 variables (removed 1) and now considering 205/206 (removed 1) transitions.
// Phase 1: matrix 205 rows 237 cols
[2024-05-23 05:55:24] [INFO ] Computed 108 invariants in 19 ms
[2024-05-23 05:55:25] [INFO ] Implicit Places using invariants in 812 ms returned [16, 163, 182, 204, 212, 223, 231]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 814 ms to find 7 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 230/238 places, 205/206 transitions.
Applied a total of 0 rules in 15 ms. Remains 230 /230 variables (removed 0) and now considering 205/205 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 841 ms. Remains : 230/238 places, 205/206 transitions.
Computed a total of 230 stabilizing places and 205 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 230 transition count 205
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) (NOT p1)), (X (NOT (AND p0 p1))), (X (OR (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 208 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 193 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (NOT p1), false, false]
Reduction of identical properties reduced properties to check from 4 to 2
RANDOM walk for 90 steps (0 resets) in 5 ms. (15 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 p1))), (X (OR (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F p1), (F (NOT (OR (NOT p0) (NOT p1)))), (F p0), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 11 factoid took 445 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 184 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (NOT p1), false, false]
Stuttering acceptance computed with spot in 186 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (NOT p1), false, false]
// Phase 1: matrix 205 rows 230 cols
[2024-05-23 05:55:26] [INFO ] Computed 101 invariants in 17 ms
[2024-05-23 05:55:31] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-23 05:55:32] [INFO ] [Real]Absence check using 0 positive and 101 generalized place invariants in 5736 ms returned unknown
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 189 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (NOT p1), false, false]
Product exploration explored 100000 steps with 3820 reset in 615 ms.
Product exploration explored 100000 steps with 3826 reset in 544 ms.
Support contains 4 out of 230 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 230/230 places, 205/205 transitions.
Applied a total of 0 rules in 10 ms. Remains 230 /230 variables (removed 0) and now considering 205/205 (removed 0) transitions.
[2024-05-23 05:55:34] [INFO ] Invariant cache hit.
[2024-05-23 05:55:34] [INFO ] Implicit Places using invariants in 684 ms returned []
[2024-05-23 05:55:34] [INFO ] Invariant cache hit.
[2024-05-23 05:55:35] [INFO ] Implicit Places using invariants and state equation in 745 ms returned []
Implicit Place search using SMT with State Equation took 1432 ms to find 0 implicit places.
[2024-05-23 05:55:35] [INFO ] Redundant transitions in 3 ms returned []
Running 199 sub problems to find dead transitions.
[2024-05-23 05:55:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/230 variables, 230/230 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/230 variables, 101/331 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/230 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 3 (OVERLAPS) 205/435 variables, 230/561 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/435 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 435/435 variables, and 561 constraints, problems are : Problem set: 0 solved, 199 unsolved in 30010 ms.
Refiners :[Domain max(s): 230/230 constraints, Generalized P Invariants (flows): 101/101 constraints, State Equation: 230/230 constraints, PredecessorRefiner: 199/199 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 199 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/230 variables, 230/230 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/230 variables, 101/331 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/230 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 3 (OVERLAPS) 205/435 variables, 230/561 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/435 variables, 199/760 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 435/435 variables, and 760 constraints, problems are : Problem set: 0 solved, 199 unsolved in 30016 ms.
Refiners :[Domain max(s): 230/230 constraints, Generalized P Invariants (flows): 101/101 constraints, State Equation: 230/230 constraints, PredecessorRefiner: 199/199 constraints, Known Traps: 0/0 constraints]
After SMT, in 60104ms problems are : Problem set: 0 solved, 199 unsolved
Search for dead transitions found 0 dead transitions in 60107ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61557 ms. Remains : 230/230 places, 205/205 transitions.
Treatment of property Echo-PT-d03r03-LTLCardinality-10 finished in 142042 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(((F(p0)||(p1 U p2))&&(F(p0)||G(p1))))))'
Support contains 5 out of 238 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 238/238 places, 206/206 transitions.
Graph (complete) has 727 edges and 238 vertex of which 231 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.1 ms
Discarding 7 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Applied a total of 1 rules in 10 ms. Remains 230 /238 variables (removed 8) and now considering 204/206 (removed 2) transitions.
// Phase 1: matrix 204 rows 230 cols
[2024-05-23 05:56:35] [INFO ] Computed 102 invariants in 16 ms
[2024-05-23 05:56:36] [INFO ] Implicit Places using invariants in 759 ms returned [16, 181, 203, 211, 216, 224]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 761 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 224/238 places, 204/206 transitions.
Applied a total of 0 rules in 8 ms. Remains 224 /224 variables (removed 0) and now considering 204/204 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 781 ms. Remains : 224/238 places, 204/206 transitions.
Stuttering acceptance computed with spot in 169 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Echo-PT-d03r03-LTLCardinality-11
Product exploration explored 100000 steps with 2061 reset in 557 ms.
Product exploration explored 100000 steps with 2039 reset in 481 ms.
Computed a total of 224 stabilizing places and 204 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 224 transition count 204
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) p1 p2), (X p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (AND (NOT p0) p1)), (X (NOT p0)), (X p1), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 15 factoid took 1867 ms. Reduced automaton from 4 states, 12 edges and 3 AP (stutter insensitive) to 4 states, 12 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 158 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 2134 steps (38 resets) in 17 ms. (118 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND (NOT p0) p1 p2), (X p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (AND (NOT p0) p1)), (X (NOT p0)), (X p1), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT p1))), (F p0), (F (NOT (AND (NOT p0) p1))), (F (NOT (OR p0 p2 p1))), (F (NOT p1)), (F (NOT p2)), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 15 factoid took 3175 ms. Reduced automaton from 4 states, 12 edges and 3 AP (stutter insensitive) to 4 states, 12 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 158 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 160 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1))]
Support contains 5 out of 224 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 224/224 places, 204/204 transitions.
Applied a total of 0 rules in 8 ms. Remains 224 /224 variables (removed 0) and now considering 204/204 (removed 0) transitions.
// Phase 1: matrix 204 rows 224 cols
[2024-05-23 05:56:43] [INFO ] Computed 96 invariants in 15 ms
[2024-05-23 05:56:44] [INFO ] Implicit Places using invariants in 720 ms returned []
[2024-05-23 05:56:44] [INFO ] Invariant cache hit.
[2024-05-23 05:56:44] [INFO ] Implicit Places using invariants and state equation in 682 ms returned []
Implicit Place search using SMT with State Equation took 1404 ms to find 0 implicit places.
[2024-05-23 05:56:44] [INFO ] Redundant transitions in 3 ms returned []
Running 198 sub problems to find dead transitions.
[2024-05-23 05:56:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/224 variables, 224/224 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/224 variables, 96/320 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/224 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 204/428 variables, 224/544 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/428 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 0/428 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 428/428 variables, and 544 constraints, problems are : Problem set: 0 solved, 198 unsolved in 9282 ms.
Refiners :[Domain max(s): 224/224 constraints, Generalized P Invariants (flows): 96/96 constraints, State Equation: 224/224 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/224 variables, 224/224 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/224 variables, 96/320 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/224 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 204/428 variables, 224/544 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/428 variables, 198/742 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/428 variables, 0/742 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (OVERLAPS) 0/428 variables, 0/742 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Int declared 428/428 variables, and 742 constraints, problems are : Problem set: 0 solved, 198 unsolved in 30008 ms.
Refiners :[Domain max(s): 224/224 constraints, Generalized P Invariants (flows): 96/96 constraints, State Equation: 224/224 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints]
After SMT, in 39361ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 39364ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 40786 ms. Remains : 224/224 places, 204/204 transitions.
Computed a total of 224 stabilizing places and 204 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 224 transition count 204
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) p1 p2), (X p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (AND (NOT p0) p1)), (X (NOT p0)), (X p1), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 15 factoid took 1908 ms. Reduced automaton from 4 states, 12 edges and 3 AP (stutter insensitive) to 4 states, 12 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 162 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 3029 steps (55 resets) in 25 ms. (116 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND (NOT p0) p1 p2), (X p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (AND (NOT p0) p1)), (X (NOT p0)), (X p1), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT p1))), (F p0), (F (NOT (AND (NOT p0) p1))), (F (NOT (OR p0 p2 p1))), (F (NOT p1)), (F (NOT p2)), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 15 factoid took 3157 ms. Reduced automaton from 4 states, 12 edges and 3 AP (stutter insensitive) to 4 states, 12 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 156 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 156 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 160 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 2042 reset in 418 ms.
Product exploration explored 100000 steps with 2049 reset in 458 ms.
Support contains 5 out of 224 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 224/224 places, 204/204 transitions.
Applied a total of 0 rules in 8 ms. Remains 224 /224 variables (removed 0) and now considering 204/204 (removed 0) transitions.
[2024-05-23 05:57:30] [INFO ] Invariant cache hit.
[2024-05-23 05:57:31] [INFO ] Implicit Places using invariants in 665 ms returned []
[2024-05-23 05:57:31] [INFO ] Invariant cache hit.
[2024-05-23 05:57:32] [INFO ] Implicit Places using invariants and state equation in 683 ms returned []
Implicit Place search using SMT with State Equation took 1353 ms to find 0 implicit places.
[2024-05-23 05:57:32] [INFO ] Redundant transitions in 2 ms returned []
Running 198 sub problems to find dead transitions.
[2024-05-23 05:57:32] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/224 variables, 224/224 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/224 variables, 96/320 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/224 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 204/428 variables, 224/544 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/428 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 0/428 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 428/428 variables, and 544 constraints, problems are : Problem set: 0 solved, 198 unsolved in 9142 ms.
Refiners :[Domain max(s): 224/224 constraints, Generalized P Invariants (flows): 96/96 constraints, State Equation: 224/224 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/224 variables, 224/224 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/224 variables, 96/320 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/224 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 204/428 variables, 224/544 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/428 variables, 198/742 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/428 variables, 0/742 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (OVERLAPS) 0/428 variables, 0/742 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Int declared 428/428 variables, and 742 constraints, problems are : Problem set: 0 solved, 198 unsolved in 30007 ms.
Refiners :[Domain max(s): 224/224 constraints, Generalized P Invariants (flows): 96/96 constraints, State Equation: 224/224 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints]
After SMT, in 39231ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 39234ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 40605 ms. Remains : 224/224 places, 204/204 transitions.
Treatment of property Echo-PT-d03r03-LTLCardinality-11 finished in 95883 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(p1)||p0))))'
Support contains 2 out of 238 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 238/238 places, 206/206 transitions.
Applied a total of 0 rules in 3 ms. Remains 238 /238 variables (removed 0) and now considering 206/206 (removed 0) transitions.
// Phase 1: matrix 206 rows 238 cols
[2024-05-23 05:58:11] [INFO ] Computed 108 invariants in 14 ms
[2024-05-23 05:58:12] [INFO ] Implicit Places using invariants in 918 ms returned []
[2024-05-23 05:58:12] [INFO ] Invariant cache hit.
[2024-05-23 05:58:13] [INFO ] Implicit Places using invariants and state equation in 953 ms returned []
Implicit Place search using SMT with State Equation took 1874 ms to find 0 implicit places.
Running 205 sub problems to find dead transitions.
[2024-05-23 05:58:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 237/237 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/237 variables, 31/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 1/238 variables, 77/345 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 1/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 444/444 variables, and 584 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30010 ms.
Refiners :[Domain max(s): 238/238 constraints, Generalized P Invariants (flows): 108/108 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 237/237 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/237 variables, 31/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 1/238 variables, 77/345 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 1/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/346 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 6 (OVERLAPS) 206/444 variables, 238/584 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/444 variables, 205/789 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/444 variables, 0/789 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 444/444 variables, and 789 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30011 ms.
Refiners :[Domain max(s): 238/238 constraints, Generalized P Invariants (flows): 108/108 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 60090ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 60094ms
Finished structural reductions in LTL mode , in 1 iterations and 61971 ms. Remains : 238/238 places, 206/206 transitions.
Stuttering acceptance computed with spot in 145 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Echo-PT-d03r03-LTLCardinality-15
Product exploration explored 100000 steps with 33333 reset in 235 ms.
Product exploration explored 100000 steps with 33333 reset in 265 ms.
Computed a total of 238 stabilizing places and 206 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 238 transition count 206
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 15 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Echo-PT-d03r03-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Echo-PT-d03r03-LTLCardinality-15 finished in 62788 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(F((X((X(p1) U p1))&&p0)))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(((F(p0)||(p1 U p2))&&(F(p0)||G(p1))))))'
[2024-05-23 05:59:14] [INFO ] Flatten gal took : 28 ms
[2024-05-23 05:59:14] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 3 ms.
[2024-05-23 05:59:14] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 238 places, 206 transitions and 1149 arcs took 6 ms.
Total runtime 576945 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running Echo-PT-d03r03
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/414/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 238
TRANSITIONS: 206
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.009s, Sys 0.000s]
SAVING FILE /home/mcc/execution/414/model (.net / .def) ...
EXPORT TIME: [User 0.001s, 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: 1389
MODEL NAME: /home/mcc/execution/414/model
238 places, 206 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.
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
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="Echo-PT-d03r03"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is Echo-PT-d03r03, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r157-smll-171636265000107"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Echo-PT-d03r03.tgz
mv Echo-PT-d03r03 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;