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.r003-smll-171620116800004.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 ARMCacheCoherence-PT-none, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r003-smll-171620116800004
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 7.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K 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 6.3K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 22 14:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 22 14:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 12 16:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 174K Apr 12 16:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Apr 12 16:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K Apr 12 16:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:26 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:26 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 14M 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 ARMCacheCoherence-PT-none-LTLFireability-00
FORMULA_NAME ARMCacheCoherence-PT-none-LTLFireability-01
FORMULA_NAME ARMCacheCoherence-PT-none-LTLFireability-02
FORMULA_NAME ARMCacheCoherence-PT-none-LTLFireability-03
FORMULA_NAME ARMCacheCoherence-PT-none-LTLFireability-04
FORMULA_NAME ARMCacheCoherence-PT-none-LTLFireability-05
FORMULA_NAME ARMCacheCoherence-PT-none-LTLFireability-06
FORMULA_NAME ARMCacheCoherence-PT-none-LTLFireability-07
FORMULA_NAME ARMCacheCoherence-PT-none-LTLFireability-08
FORMULA_NAME ARMCacheCoherence-PT-none-LTLFireability-09
FORMULA_NAME ARMCacheCoherence-PT-none-LTLFireability-10
FORMULA_NAME ARMCacheCoherence-PT-none-LTLFireability-11
FORMULA_NAME ARMCacheCoherence-PT-none-LTLFireability-12
FORMULA_NAME ARMCacheCoherence-PT-none-LTLFireability-13
FORMULA_NAME ARMCacheCoherence-PT-none-LTLFireability-14
FORMULA_NAME ARMCacheCoherence-PT-none-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716221038056

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ARMCacheCoherence-PT-none
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-20 16:04:00] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-20 16:04:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-20 16:04:02] [INFO ] Load time of PNML (sax parser for PT used): 1353 ms
[2024-05-20 16:04:02] [INFO ] Transformed 87 places.
[2024-05-20 16:04:02] [INFO ] Transformed 33676 transitions.
[2024-05-20 16:04:02] [INFO ] Found NUPN structural information;
[2024-05-20 16:04:02] [INFO ] Parsed PT model containing 87 places and 33676 transitions and 246935 arcs in 1762 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 26 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 32425 transitions
Reduce redundant transitions removed 32425 transitions.
FORMULA ARMCacheCoherence-PT-none-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ARMCacheCoherence-PT-none-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 19 out of 87 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 87/87 places, 1251/1251 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 79 transition count 1243
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 79 transition count 1243
Drop transitions (Redundant composition of simpler transitions.) removed 75 transitions
Redundant transition composition rules discarded 75 transitions
Iterating global reduction 0 with 75 rules applied. Total rules applied 91 place count 79 transition count 1168
Applied a total of 91 rules in 56 ms. Remains 79 /87 variables (removed 8) and now considering 1168/1251 (removed 83) transitions.
[2024-05-20 16:04:02] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
// Phase 1: matrix 484 rows 79 cols
[2024-05-20 16:04:02] [INFO ] Computed 12 invariants in 29 ms
[2024-05-20 16:04:03] [INFO ] Implicit Places using invariants in 294 ms returned []
[2024-05-20 16:04:03] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-20 16:04:03] [INFO ] Invariant cache hit.
[2024-05-20 16:04:03] [INFO ] State equation strengthened by 173 read => feed constraints.
[2024-05-20 16:04:03] [INFO ] Implicit Places using invariants and state equation in 796 ms returned []
Implicit Place search using SMT with State Equation took 1148 ms to find 0 implicit places.
Running 1167 sub problems to find dead transitions.
[2024-05-20 16:04:04] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-20 16:04:04] [INFO ] Invariant cache hit.
[2024-05-20 16:04:04] [INFO ] State equation strengthened by 173 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 1 (OVERLAPS) 1/79 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 3 (OVERLAPS) 483/562 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/562 variables, 172/263 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 562/563 variables, and 263 constraints, problems are : Problem set: 0 solved, 1167 unsolved in 30081 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 79/79 constraints, ReadFeed: 172/173 constraints, PredecessorRefiner: 1167/1167 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1167 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 1 (OVERLAPS) 1/79 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 3 (OVERLAPS) 483/562 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/562 variables, 172/263 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 562/563 variables, and 1430 constraints, problems are : Problem set: 0 solved, 1167 unsolved in 30263 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 79/79 constraints, ReadFeed: 172/173 constraints, PredecessorRefiner: 1167/1167 constraints, Known Traps: 0/0 constraints]
After SMT, in 68771ms problems are : Problem set: 0 solved, 1167 unsolved
Search for dead transitions found 0 dead transitions in 68846ms
Starting structural reductions in LTL mode, iteration 1 : 79/87 places, 1168/1251 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70099 ms. Remains : 79/87 places, 1168/1251 transitions.
Support contains 19 out of 79 places after structural reductions.
[2024-05-20 16:05:13] [INFO ] Flatten gal took : 200 ms
[2024-05-20 16:05:13] [INFO ] Flatten gal took : 143 ms
[2024-05-20 16:05:13] [INFO ] Input system was already deterministic with 1168 transitions.
RANDOM walk for 40000 steps (22 resets) in 3480 ms. (11 steps per ms) remains 1/30 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 1/1 properties
[2024-05-20 16:05:15] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-20 16:05:15] [INFO ] Invariant cache hit.
[2024-05-20 16:05:15] [INFO ] State equation strengthened by 173 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp21 is UNSAT
After SMT solving in domain Real declared 40/563 variables, and 5 constraints, problems are : Problem set: 1 solved, 0 unsolved in 35 ms.
Refiners :[Positive P Invariants (semi-flows): 5/12 constraints, State Equation: 0/79 constraints, ReadFeed: 0/173 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 103ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA ARMCacheCoherence-PT-none-LTLFireability-13 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA ARMCacheCoherence-PT-none-LTLFireability-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||(p1&&F(p2)))))'
Support contains 9 out of 79 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 79/79 places, 1168/1168 transitions.
Graph (trivial) has 38 edges and 79 vertex of which 2 / 79 are part of one of the 1 SCC in 3 ms
Free SCC test removed 1 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 14 Post agglomeration using F-continuation condition with reduction of 112 identical transitions.
Deduced a syphon composed of 14 places in 3 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 0 with 28 rules applied. Total rules applied 29 place count 64 transition count 1040
Ensure Unique test removed 321 transitions
Reduce isomorphic transitions removed 321 transitions.
Iterating post reduction 0 with 321 rules applied. Total rules applied 350 place count 64 transition count 719
Drop transitions (Redundant composition of simpler transitions.) removed 52 transitions
Redundant transition composition rules discarded 52 transitions
Iterating global reduction 1 with 52 rules applied. Total rules applied 402 place count 64 transition count 667
Applied a total of 402 rules in 211 ms. Remains 64 /79 variables (removed 15) and now considering 667/1168 (removed 501) transitions.
[2024-05-20 16:05:15] [INFO ] Flow matrix only has 257 transitions (discarded 410 similar events)
// Phase 1: matrix 257 rows 64 cols
[2024-05-20 16:05:15] [INFO ] Computed 12 invariants in 5 ms
[2024-05-20 16:05:15] [INFO ] Implicit Places using invariants in 90 ms returned []
[2024-05-20 16:05:15] [INFO ] Flow matrix only has 257 transitions (discarded 410 similar events)
[2024-05-20 16:05:15] [INFO ] Invariant cache hit.
[2024-05-20 16:05:16] [INFO ] State equation strengthened by 122 read => feed constraints.
[2024-05-20 16:05:16] [INFO ] Implicit Places using invariants and state equation in 255 ms returned []
Implicit Place search using SMT with State Equation took 350 ms to find 0 implicit places.
[2024-05-20 16:05:16] [INFO ] Redundant transitions in 51 ms returned []
Running 666 sub problems to find dead transitions.
[2024-05-20 16:05:16] [INFO ] Flow matrix only has 257 transitions (discarded 410 similar events)
[2024-05-20 16:05:16] [INFO ] Invariant cache hit.
[2024-05-20 16:05:16] [INFO ] State equation strengthened by 122 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 666 unsolved
At refinement iteration 1 (OVERLAPS) 1/64 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 666 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 666 unsolved
At refinement iteration 3 (OVERLAPS) 256/320 variables, 64/76 constraints. Problems are: Problem set: 0 solved, 666 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/320 variables, 121/197 constraints. Problems are: Problem set: 0 solved, 666 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/320 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 666 unsolved
At refinement iteration 6 (OVERLAPS) 1/321 variables, 1/198 constraints. Problems are: Problem set: 0 solved, 666 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 321/321 variables, and 198 constraints, problems are : Problem set: 0 solved, 666 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 64/64 constraints, ReadFeed: 122/122 constraints, PredecessorRefiner: 666/666 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 666 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 666 unsolved
At refinement iteration 1 (OVERLAPS) 1/64 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 666 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 666 unsolved
At refinement iteration 3 (OVERLAPS) 256/320 variables, 64/76 constraints. Problems are: Problem set: 0 solved, 666 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/320 variables, 121/197 constraints. Problems are: Problem set: 0 solved, 666 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/320 variables, 666/863 constraints. Problems are: Problem set: 0 solved, 666 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/320 variables, 0/863 constraints. Problems are: Problem set: 0 solved, 666 unsolved
SMT process timed out in 61577ms, After SMT, problems are : Problem set: 0 solved, 666 unsolved
Search for dead transitions found 0 dead transitions in 61587ms
Starting structural reductions in SI_LTL mode, iteration 1 : 64/79 places, 667/1168 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62212 ms. Remains : 64/79 places, 667/1168 transitions.
Stuttering acceptance computed with spot in 383 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : ARMCacheCoherence-PT-none-LTLFireability-01
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 3 ms.
FORMULA ARMCacheCoherence-PT-none-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-01 finished in 62696 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 3 out of 79 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 79/79 places, 1168/1168 transitions.
Graph (trivial) has 47 edges and 79 vertex of which 4 / 79 are part of one of the 2 SCC in 1 ms
Free SCC test removed 2 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 15 Post agglomeration using F-continuation condition with reduction of 112 identical transitions.
Deduced a syphon composed of 15 places in 1 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 0 with 30 rules applied. Total rules applied 31 place count 61 transition count 1036
Ensure Unique test removed 353 transitions
Reduce isomorphic transitions removed 353 transitions.
Iterating post reduction 0 with 353 rules applied. Total rules applied 384 place count 61 transition count 683
Drop transitions (Redundant composition of simpler transitions.) removed 43 transitions
Redundant transition composition rules discarded 43 transitions
Iterating global reduction 1 with 43 rules applied. Total rules applied 427 place count 61 transition count 640
Applied a total of 427 rules in 141 ms. Remains 61 /79 variables (removed 18) and now considering 640/1168 (removed 528) transitions.
[2024-05-20 16:06:18] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
// Phase 1: matrix 224 rows 61 cols
[2024-05-20 16:06:18] [INFO ] Computed 12 invariants in 3 ms
[2024-05-20 16:06:18] [INFO ] Implicit Places using invariants in 126 ms returned []
[2024-05-20 16:06:18] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
[2024-05-20 16:06:18] [INFO ] Invariant cache hit.
[2024-05-20 16:06:18] [INFO ] Implicit Places using invariants and state equation in 210 ms returned []
Implicit Place search using SMT with State Equation took 346 ms to find 0 implicit places.
[2024-05-20 16:06:18] [INFO ] Redundant transitions in 132 ms returned []
Running 589 sub problems to find dead transitions.
[2024-05-20 16:06:18] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
[2024-05-20 16:06:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 2 (OVERLAPS) 223/284 variables, 61/73 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/284 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 4 (OVERLAPS) 0/284 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 589 unsolved
No progress, stopping.
After SMT solving in domain Real declared 284/285 variables, and 73 constraints, problems are : Problem set: 0 solved, 589 unsolved in 17834 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 61/61 constraints, PredecessorRefiner: 589/589 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 589 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 2 (OVERLAPS) 223/284 variables, 61/73 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/284 variables, 589/662 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/284 variables, 0/662 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 5 (OVERLAPS) 0/284 variables, 0/662 constraints. Problems are: Problem set: 0 solved, 589 unsolved
No progress, stopping.
After SMT solving in domain Int declared 284/285 variables, and 662 constraints, problems are : Problem set: 0 solved, 589 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 61/61 constraints, PredecessorRefiner: 589/589 constraints, Known Traps: 0/0 constraints]
After SMT, in 49250ms problems are : Problem set: 0 solved, 589 unsolved
Search for dead transitions found 0 dead transitions in 49262ms
Starting structural reductions in SI_LTL mode, iteration 1 : 61/79 places, 640/1168 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 49896 ms. Remains : 61/79 places, 640/1168 transitions.
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ARMCacheCoherence-PT-none-LTLFireability-02
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ARMCacheCoherence-PT-none-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-02 finished in 50005 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)||F(G((p1 U !p2)))))'
Support contains 9 out of 79 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 79/79 places, 1168/1168 transitions.
Graph (trivial) has 36 edges and 79 vertex of which 2 / 79 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 13 Post agglomeration using F-continuation condition with reduction of 112 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 0 with 26 rules applied. Total rules applied 27 place count 65 transition count 1041
Ensure Unique test removed 289 transitions
Reduce isomorphic transitions removed 289 transitions.
Iterating post reduction 0 with 289 rules applied. Total rules applied 316 place count 65 transition count 752
Drop transitions (Redundant composition of simpler transitions.) removed 62 transitions
Redundant transition composition rules discarded 62 transitions
Iterating global reduction 1 with 62 rules applied. Total rules applied 378 place count 65 transition count 690
Applied a total of 378 rules in 101 ms. Remains 65 /79 variables (removed 14) and now considering 690/1168 (removed 478) transitions.
[2024-05-20 16:07:08] [INFO ] Flow matrix only has 272 transitions (discarded 418 similar events)
// Phase 1: matrix 272 rows 65 cols
[2024-05-20 16:07:08] [INFO ] Computed 12 invariants in 3 ms
[2024-05-20 16:07:08] [INFO ] Implicit Places using invariants in 76 ms returned []
[2024-05-20 16:07:08] [INFO ] Flow matrix only has 272 transitions (discarded 418 similar events)
[2024-05-20 16:07:08] [INFO ] Invariant cache hit.
[2024-05-20 16:07:08] [INFO ] State equation strengthened by 126 read => feed constraints.
[2024-05-20 16:07:08] [INFO ] Implicit Places using invariants and state equation in 299 ms returned []
Implicit Place search using SMT with State Equation took 379 ms to find 0 implicit places.
[2024-05-20 16:07:08] [INFO ] Redundant transitions in 18 ms returned []
Running 689 sub problems to find dead transitions.
[2024-05-20 16:07:08] [INFO ] Flow matrix only has 272 transitions (discarded 418 similar events)
[2024-05-20 16:07:08] [INFO ] Invariant cache hit.
[2024-05-20 16:07:08] [INFO ] State equation strengthened by 126 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 1 (OVERLAPS) 1/65 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 3 (OVERLAPS) 271/336 variables, 65/77 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/336 variables, 125/202 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/336 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 6 (OVERLAPS) 1/337 variables, 1/203 constraints. Problems are: Problem set: 0 solved, 689 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 337/337 variables, and 203 constraints, problems are : Problem set: 0 solved, 689 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 65/65 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 689/689 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 689 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 1 (OVERLAPS) 1/65 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 3 (OVERLAPS) 271/336 variables, 65/77 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/336 variables, 125/202 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/336 variables, 689/891 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/336 variables, 0/891 constraints. Problems are: Problem set: 0 solved, 689 unsolved
SMT process timed out in 61748ms, After SMT, problems are : Problem set: 0 solved, 689 unsolved
Search for dead transitions found 0 dead transitions in 61764ms
Starting structural reductions in SI_LTL mode, iteration 1 : 65/79 places, 690/1168 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62277 ms. Remains : 65/79 places, 690/1168 transitions.
Stuttering acceptance computed with spot in 178 ms :[(AND (NOT p0) p2), p2, p2]
Running random walk in product with property : ARMCacheCoherence-PT-none-LTLFireability-04
Product exploration explored 100000 steps with 0 reset in 404 ms.
Product exploration explored 100000 steps with 0 reset in 237 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (OR (NOT p2) p1)), (X (NOT (AND (NOT p0) p2 p1))), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND p2 p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (OR (NOT p2) p1))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 233 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 111 ms :[p2, p2]
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 40000 steps (80 resets) in 1266 ms. (31 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 204 ms. (195 steps per ms) remains 1/1 properties
[2024-05-20 16:08:12] [INFO ] Flow matrix only has 272 transitions (discarded 418 similar events)
[2024-05-20 16:08:12] [INFO ] Invariant cache hit.
[2024-05-20 16:08:12] [INFO ] State equation strengthened by 126 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf4 is UNSAT
After SMT solving in domain Real declared 51/337 variables, and 6 constraints, problems are : Problem set: 1 solved, 0 unsolved in 38 ms.
Refiners :[Positive P Invariants (semi-flows): 6/12 constraints, State Equation: 0/65 constraints, ReadFeed: 0/126 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 78ms 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 p2) (NOT p1)), (X (NOT p2)), (X (OR (NOT p2) p1)), (X (NOT (AND (NOT p0) p2 p1))), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND p2 p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (OR (NOT p2) p1))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (G (OR (NOT p1) (NOT p2)))]
False Knowledge obtained : [(F p1), (F p2), (F (NOT (OR p1 (NOT p2)))), (F (NOT (OR p1 (NOT p2))))]
Knowledge based reduction with 16 factoid took 415 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[p2]
Stuttering acceptance computed with spot in 54 ms :[p2]
Support contains 4 out of 65 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 690/690 transitions.
Applied a total of 0 rules in 51 ms. Remains 65 /65 variables (removed 0) and now considering 690/690 (removed 0) transitions.
[2024-05-20 16:08:12] [INFO ] Flow matrix only has 272 transitions (discarded 418 similar events)
[2024-05-20 16:08:12] [INFO ] Invariant cache hit.
[2024-05-20 16:08:12] [INFO ] Implicit Places using invariants in 104 ms returned []
[2024-05-20 16:08:12] [INFO ] Flow matrix only has 272 transitions (discarded 418 similar events)
[2024-05-20 16:08:12] [INFO ] Invariant cache hit.
[2024-05-20 16:08:13] [INFO ] State equation strengthened by 126 read => feed constraints.
[2024-05-20 16:08:13] [INFO ] Implicit Places using invariants and state equation in 388 ms returned []
Implicit Place search using SMT with State Equation took 496 ms to find 0 implicit places.
[2024-05-20 16:08:13] [INFO ] Redundant transitions in 17 ms returned []
Running 689 sub problems to find dead transitions.
[2024-05-20 16:08:13] [INFO ] Flow matrix only has 272 transitions (discarded 418 similar events)
[2024-05-20 16:08:13] [INFO ] Invariant cache hit.
[2024-05-20 16:08:13] [INFO ] State equation strengthened by 126 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 1 (OVERLAPS) 1/65 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 3 (OVERLAPS) 271/336 variables, 65/77 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/336 variables, 125/202 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/336 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 6 (OVERLAPS) 1/337 variables, 1/203 constraints. Problems are: Problem set: 0 solved, 689 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 337/337 variables, and 203 constraints, problems are : Problem set: 0 solved, 689 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 65/65 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 689/689 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 689 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 1 (OVERLAPS) 1/65 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 3 (OVERLAPS) 271/336 variables, 65/77 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/336 variables, 125/202 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/336 variables, 689/891 constraints. Problems are: Problem set: 0 solved, 689 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/336 variables, 0/891 constraints. Problems are: Problem set: 0 solved, 689 unsolved
SMT process timed out in 61889ms, After SMT, problems are : Problem set: 0 solved, 689 unsolved
Search for dead transitions found 0 dead transitions in 61903ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62477 ms. Remains : 65/65 places, 690/690 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p2), (X (NOT p2)), (X (X (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 100 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 43 ms :[p2]
RANDOM walk for 15353 steps (29 resets) in 135 ms. (112 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p2), (X (NOT p2)), (X (X (NOT p2)))]
False Knowledge obtained : [(F p2)]
Knowledge based reduction with 3 factoid took 122 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[p2]
Stuttering acceptance computed with spot in 42 ms :[p2]
Stuttering acceptance computed with spot in 48 ms :[p2]
Product exploration explored 100000 steps with 0 reset in 183 ms.
Product exploration explored 100000 steps with 0 reset in 194 ms.
Support contains 4 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 690/690 transitions.
Graph (trivial) has 31 edges and 65 vertex of which 2 / 65 are part of one of the 1 SCC in 1 ms
Free SCC test removed 1 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 5 place count 62 transition count 686
Ensure Unique test removed 44 transitions
Reduce isomorphic transitions removed 44 transitions.
Iterating post reduction 0 with 44 rules applied. Total rules applied 49 place count 62 transition count 642
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 50 place count 62 transition count 641
Applied a total of 50 rules in 106 ms. Remains 62 /65 variables (removed 3) and now considering 641/690 (removed 49) transitions.
[2024-05-20 16:09:16] [INFO ] Flow matrix only has 225 transitions (discarded 416 similar events)
// Phase 1: matrix 225 rows 62 cols
[2024-05-20 16:09:16] [INFO ] Computed 12 invariants in 2 ms
[2024-05-20 16:09:16] [INFO ] Implicit Places using invariants in 109 ms returned []
[2024-05-20 16:09:16] [INFO ] Flow matrix only has 225 transitions (discarded 416 similar events)
[2024-05-20 16:09:16] [INFO ] Invariant cache hit.
[2024-05-20 16:09:16] [INFO ] State equation strengthened by 129 read => feed constraints.
[2024-05-20 16:09:16] [INFO ] Implicit Places using invariants and state equation in 288 ms returned []
Implicit Place search using SMT with State Equation took 400 ms to find 0 implicit places.
[2024-05-20 16:09:16] [INFO ] Redundant transitions in 70 ms returned []
Running 640 sub problems to find dead transitions.
[2024-05-20 16:09:16] [INFO ] Flow matrix only has 225 transitions (discarded 416 similar events)
[2024-05-20 16:09:16] [INFO ] Invariant cache hit.
[2024-05-20 16:09:16] [INFO ] State equation strengthened by 129 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 640 unsolved
At refinement iteration 1 (OVERLAPS) 1/62 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 640 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 640 unsolved
At refinement iteration 3 (OVERLAPS) 224/286 variables, 62/74 constraints. Problems are: Problem set: 0 solved, 640 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 128/202 constraints. Problems are: Problem set: 0 solved, 640 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/286 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 640 unsolved
At refinement iteration 6 (OVERLAPS) 1/287 variables, 1/203 constraints. Problems are: Problem set: 0 solved, 640 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/287 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 640 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 287/287 variables, and 203 constraints, problems are : Problem set: 0 solved, 640 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 62/62 constraints, ReadFeed: 129/129 constraints, PredecessorRefiner: 640/640 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 640 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 640 unsolved
At refinement iteration 1 (OVERLAPS) 1/62 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 640 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 640 unsolved
At refinement iteration 3 (OVERLAPS) 224/286 variables, 62/74 constraints. Problems are: Problem set: 0 solved, 640 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 128/202 constraints. Problems are: Problem set: 0 solved, 640 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/286 variables, 640/842 constraints. Problems are: Problem set: 0 solved, 640 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/286 variables, 0/842 constraints. Problems are: Problem set: 0 solved, 640 unsolved
At refinement iteration 7 (OVERLAPS) 1/287 variables, 1/843 constraints. Problems are: Problem set: 0 solved, 640 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 287/287 variables, and 843 constraints, problems are : Problem set: 0 solved, 640 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 62/62 constraints, ReadFeed: 129/129 constraints, PredecessorRefiner: 640/640 constraints, Known Traps: 0/0 constraints]
After SMT, in 61336ms problems are : Problem set: 0 solved, 640 unsolved
Search for dead transitions found 0 dead transitions in 61351ms
Starting structural reductions in SI_LTL mode, iteration 1 : 62/65 places, 641/690 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61941 ms. Remains : 62/65 places, 641/690 transitions.
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-04 finished in 190080 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(!p0))||(F(!p0)&&F(G(!p1))))))'
Support contains 7 out of 79 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 79/79 places, 1168/1168 transitions.
Applied a total of 0 rules in 4 ms. Remains 79 /79 variables (removed 0) and now considering 1168/1168 (removed 0) transitions.
[2024-05-20 16:10:18] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
// Phase 1: matrix 484 rows 79 cols
[2024-05-20 16:10:18] [INFO ] Computed 12 invariants in 2 ms
[2024-05-20 16:10:18] [INFO ] Implicit Places using invariants in 85 ms returned []
[2024-05-20 16:10:18] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-20 16:10:18] [INFO ] Invariant cache hit.
[2024-05-20 16:10:18] [INFO ] State equation strengthened by 173 read => feed constraints.
[2024-05-20 16:10:18] [INFO ] Implicit Places using invariants and state equation in 517 ms returned []
Implicit Place search using SMT with State Equation took 607 ms to find 0 implicit places.
Running 1167 sub problems to find dead transitions.
[2024-05-20 16:10:18] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-20 16:10:18] [INFO ] Invariant cache hit.
[2024-05-20 16:10:18] [INFO ] State equation strengthened by 173 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 1 (OVERLAPS) 1/79 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 3 (OVERLAPS) 483/562 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/562 variables, 172/263 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 562/563 variables, and 263 constraints, problems are : Problem set: 0 solved, 1167 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 79/79 constraints, ReadFeed: 172/173 constraints, PredecessorRefiner: 1167/1167 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1167 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 1 (OVERLAPS) 1/79 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 3 (OVERLAPS) 483/562 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/562 variables, 172/263 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 562/563 variables, and 1430 constraints, problems are : Problem set: 0 solved, 1167 unsolved in 30282 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 79/79 constraints, ReadFeed: 172/173 constraints, PredecessorRefiner: 1167/1167 constraints, Known Traps: 0/0 constraints]
After SMT, in 67916ms problems are : Problem set: 0 solved, 1167 unsolved
Search for dead transitions found 0 dead transitions in 67939ms
Finished structural reductions in LTL mode , in 1 iterations and 68555 ms. Remains : 79/79 places, 1168/1168 transitions.
Stuttering acceptance computed with spot in 246 ms :[p0, p0, p0, (AND p0 p1), (AND p0 p1)]
Running random walk in product with property : ARMCacheCoherence-PT-none-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 393 ms.
Product exploration explored 100000 steps with 0 reset in 490 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 5 factoid took 89 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(AND p0 p1), (AND p0 p1)]
RANDOM walk for 40000 steps (21 resets) in 376 ms. (106 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 64 ms. (615 steps per ms) remains 1/1 properties
[2024-05-20 16:11:28] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-20 16:11:28] [INFO ] Invariant cache hit.
[2024-05-20 16:11:28] [INFO ] State equation strengthened by 173 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf1 is UNSAT
After SMT solving in domain Real declared 53/563 variables, and 6 constraints, problems are : Problem set: 1 solved, 0 unsolved in 34 ms.
Refiners :[Positive P Invariants (semi-flows): 6/12 constraints, State Equation: 0/79 constraints, ReadFeed: 0/173 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 93ms 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 (NOT p0)), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (G (OR (NOT p0) (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (OR (NOT p0) p1))), (F p0)]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 14 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ARMCacheCoherence-PT-none-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-05 finished in 70166 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 79 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 79/79 places, 1168/1168 transitions.
Graph (trivial) has 46 edges and 79 vertex of which 4 / 79 are part of one of the 2 SCC in 0 ms
Free SCC test removed 2 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 15 Post agglomeration using F-continuation condition with reduction of 112 identical transitions.
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 0 with 30 rules applied. Total rules applied 31 place count 61 transition count 1036
Ensure Unique test removed 353 transitions
Reduce isomorphic transitions removed 353 transitions.
Iterating post reduction 0 with 353 rules applied. Total rules applied 384 place count 61 transition count 683
Drop transitions (Redundant composition of simpler transitions.) removed 43 transitions
Redundant transition composition rules discarded 43 transitions
Iterating global reduction 1 with 43 rules applied. Total rules applied 427 place count 61 transition count 640
Applied a total of 427 rules in 67 ms. Remains 61 /79 variables (removed 18) and now considering 640/1168 (removed 528) transitions.
[2024-05-20 16:11:28] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
// Phase 1: matrix 224 rows 61 cols
[2024-05-20 16:11:28] [INFO ] Computed 12 invariants in 2 ms
[2024-05-20 16:11:28] [INFO ] Implicit Places using invariants in 116 ms returned []
[2024-05-20 16:11:28] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
[2024-05-20 16:11:28] [INFO ] Invariant cache hit.
[2024-05-20 16:11:28] [INFO ] Implicit Places using invariants and state equation in 201 ms returned []
Implicit Place search using SMT with State Equation took 338 ms to find 0 implicit places.
[2024-05-20 16:11:28] [INFO ] Redundant transitions in 70 ms returned []
Running 589 sub problems to find dead transitions.
[2024-05-20 16:11:28] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
[2024-05-20 16:11:28] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 2 (OVERLAPS) 223/284 variables, 61/73 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/284 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 4 (OVERLAPS) 0/284 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 589 unsolved
No progress, stopping.
After SMT solving in domain Real declared 284/285 variables, and 73 constraints, problems are : Problem set: 0 solved, 589 unsolved in 18288 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 61/61 constraints, PredecessorRefiner: 589/589 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 589 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 2 (OVERLAPS) 223/284 variables, 61/73 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/284 variables, 589/662 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/284 variables, 0/662 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 5 (OVERLAPS) 0/284 variables, 0/662 constraints. Problems are: Problem set: 0 solved, 589 unsolved
No progress, stopping.
After SMT solving in domain Int declared 284/285 variables, and 662 constraints, problems are : Problem set: 0 solved, 589 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 61/61 constraints, PredecessorRefiner: 589/589 constraints, Known Traps: 0/0 constraints]
After SMT, in 49689ms problems are : Problem set: 0 solved, 589 unsolved
Search for dead transitions found 0 dead transitions in 49704ms
Starting structural reductions in SI_LTL mode, iteration 1 : 61/79 places, 640/1168 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 50188 ms. Remains : 61/79 places, 640/1168 transitions.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : ARMCacheCoherence-PT-none-LTLFireability-06
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ARMCacheCoherence-PT-none-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-06 finished in 50241 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(X(G((X(p2)&&p1))))))'
Support contains 11 out of 79 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 79/79 places, 1168/1168 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 1168/1168 (removed 0) transitions.
[2024-05-20 16:12:18] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
// Phase 1: matrix 484 rows 79 cols
[2024-05-20 16:12:18] [INFO ] Computed 12 invariants in 4 ms
[2024-05-20 16:12:18] [INFO ] Implicit Places using invariants in 77 ms returned []
[2024-05-20 16:12:18] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-20 16:12:18] [INFO ] Invariant cache hit.
[2024-05-20 16:12:18] [INFO ] State equation strengthened by 173 read => feed constraints.
[2024-05-20 16:12:19] [INFO ] Implicit Places using invariants and state equation in 424 ms returned []
Implicit Place search using SMT with State Equation took 503 ms to find 0 implicit places.
Running 1167 sub problems to find dead transitions.
[2024-05-20 16:12:19] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-20 16:12:19] [INFO ] Invariant cache hit.
[2024-05-20 16:12:19] [INFO ] State equation strengthened by 173 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 1 (OVERLAPS) 1/79 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 3 (OVERLAPS) 483/562 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/562 variables, 172/263 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 562/563 variables, and 263 constraints, problems are : Problem set: 0 solved, 1167 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 79/79 constraints, ReadFeed: 172/173 constraints, PredecessorRefiner: 1167/1167 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1167 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 1 (OVERLAPS) 1/79 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 3 (OVERLAPS) 483/562 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/562 variables, 172/263 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 562/563 variables, and 1430 constraints, problems are : Problem set: 0 solved, 1167 unsolved in 30077 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 79/79 constraints, ReadFeed: 172/173 constraints, PredecessorRefiner: 1167/1167 constraints, Known Traps: 0/0 constraints]
After SMT, in 67054ms problems are : Problem set: 0 solved, 1167 unsolved
Search for dead transitions found 0 dead transitions in 67077ms
Finished structural reductions in LTL mode , in 1 iterations and 67587 ms. Remains : 79/79 places, 1168/1168 transitions.
Stuttering acceptance computed with spot in 312 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (OR (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p2)), true, (AND p1 (NOT p2))]
Running random walk in product with property : ARMCacheCoherence-PT-none-LTLFireability-07
Entered a terminal (fully accepting) state of product in 336 steps with 69 reset in 10 ms.
FORMULA ARMCacheCoherence-PT-none-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-07 finished in 67934 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||X(p1)) U (F(p0)&&p2)) U p0))'
Support contains 10 out of 79 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 79/79 places, 1168/1168 transitions.
Applied a total of 0 rules in 5 ms. Remains 79 /79 variables (removed 0) and now considering 1168/1168 (removed 0) transitions.
[2024-05-20 16:13:26] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-20 16:13:26] [INFO ] Invariant cache hit.
[2024-05-20 16:13:26] [INFO ] Implicit Places using invariants in 130 ms returned []
[2024-05-20 16:13:26] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-20 16:13:26] [INFO ] Invariant cache hit.
[2024-05-20 16:13:27] [INFO ] State equation strengthened by 173 read => feed constraints.
[2024-05-20 16:13:27] [INFO ] Implicit Places using invariants and state equation in 550 ms returned []
Implicit Place search using SMT with State Equation took 682 ms to find 0 implicit places.
Running 1167 sub problems to find dead transitions.
[2024-05-20 16:13:27] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-20 16:13:27] [INFO ] Invariant cache hit.
[2024-05-20 16:13:27] [INFO ] State equation strengthened by 173 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 1 (OVERLAPS) 1/79 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 3 (OVERLAPS) 483/562 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/562 variables, 172/263 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 562/563 variables, and 263 constraints, problems are : Problem set: 0 solved, 1167 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 79/79 constraints, ReadFeed: 172/173 constraints, PredecessorRefiner: 1167/1167 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1167 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 1 (OVERLAPS) 1/79 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 3 (OVERLAPS) 483/562 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/562 variables, 172/263 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 562/563 variables, and 1430 constraints, problems are : Problem set: 0 solved, 1167 unsolved in 30273 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 79/79 constraints, ReadFeed: 172/173 constraints, PredecessorRefiner: 1167/1167 constraints, Known Traps: 0/0 constraints]
After SMT, in 67176ms problems are : Problem set: 0 solved, 1167 unsolved
Search for dead transitions found 0 dead transitions in 67198ms
Finished structural reductions in LTL mode , in 1 iterations and 67889 ms. Remains : 79/79 places, 1168/1168 transitions.
Stuttering acceptance computed with spot in 250 ms :[(NOT p0), (NOT p1), (OR (NOT p0) (NOT p2)), (NOT p0), true]
Running random walk in product with property : ARMCacheCoherence-PT-none-LTLFireability-08
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA ARMCacheCoherence-PT-none-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-08 finished in 68169 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 4 out of 79 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 79/79 places, 1168/1168 transitions.
Graph (trivial) has 46 edges and 79 vertex of which 4 / 79 are part of one of the 2 SCC in 1 ms
Free SCC test removed 2 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 15 Post agglomeration using F-continuation condition with reduction of 112 identical transitions.
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 0 with 30 rules applied. Total rules applied 31 place count 61 transition count 1036
Ensure Unique test removed 353 transitions
Reduce isomorphic transitions removed 353 transitions.
Iterating post reduction 0 with 353 rules applied. Total rules applied 384 place count 61 transition count 683
Drop transitions (Redundant composition of simpler transitions.) removed 43 transitions
Redundant transition composition rules discarded 43 transitions
Iterating global reduction 1 with 43 rules applied. Total rules applied 427 place count 61 transition count 640
Applied a total of 427 rules in 113 ms. Remains 61 /79 variables (removed 18) and now considering 640/1168 (removed 528) transitions.
[2024-05-20 16:14:34] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
// Phase 1: matrix 224 rows 61 cols
[2024-05-20 16:14:34] [INFO ] Computed 12 invariants in 2 ms
[2024-05-20 16:14:35] [INFO ] Implicit Places using invariants in 119 ms returned []
[2024-05-20 16:14:35] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
[2024-05-20 16:14:35] [INFO ] Invariant cache hit.
[2024-05-20 16:14:35] [INFO ] Implicit Places using invariants and state equation in 224 ms returned []
Implicit Place search using SMT with State Equation took 347 ms to find 0 implicit places.
[2024-05-20 16:14:35] [INFO ] Redundant transitions in 47 ms returned []
Running 589 sub problems to find dead transitions.
[2024-05-20 16:14:35] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
[2024-05-20 16:14:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 2 (OVERLAPS) 223/284 variables, 61/73 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/284 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 4 (OVERLAPS) 0/284 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 589 unsolved
No progress, stopping.
After SMT solving in domain Real declared 284/285 variables, and 73 constraints, problems are : Problem set: 0 solved, 589 unsolved in 15489 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 61/61 constraints, PredecessorRefiner: 589/589 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 589 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 2 (OVERLAPS) 223/284 variables, 61/73 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/284 variables, 589/662 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/284 variables, 0/662 constraints. Problems are: Problem set: 0 solved, 589 unsolved
At refinement iteration 5 (OVERLAPS) 0/284 variables, 0/662 constraints. Problems are: Problem set: 0 solved, 589 unsolved
No progress, stopping.
After SMT solving in domain Int declared 284/285 variables, and 662 constraints, problems are : Problem set: 0 solved, 589 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 61/61 constraints, PredecessorRefiner: 589/589 constraints, Known Traps: 0/0 constraints]
After SMT, in 46780ms problems are : Problem set: 0 solved, 589 unsolved
Search for dead transitions found 0 dead transitions in 46791ms
Starting structural reductions in SI_LTL mode, iteration 1 : 61/79 places, 640/1168 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 47308 ms. Remains : 61/79 places, 640/1168 transitions.
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Running random walk in product with property : ARMCacheCoherence-PT-none-LTLFireability-09
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ARMCacheCoherence-PT-none-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-09 finished in 47373 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)||G(p1))))'
Support contains 4 out of 79 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 79/79 places, 1168/1168 transitions.
Applied a total of 0 rules in 4 ms. Remains 79 /79 variables (removed 0) and now considering 1168/1168 (removed 0) transitions.
[2024-05-20 16:15:22] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
// Phase 1: matrix 484 rows 79 cols
[2024-05-20 16:15:22] [INFO ] Computed 12 invariants in 2 ms
[2024-05-20 16:15:22] [INFO ] Implicit Places using invariants in 100 ms returned []
[2024-05-20 16:15:22] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-20 16:15:22] [INFO ] Invariant cache hit.
[2024-05-20 16:15:22] [INFO ] State equation strengthened by 173 read => feed constraints.
[2024-05-20 16:15:22] [INFO ] Implicit Places using invariants and state equation in 375 ms returned []
Implicit Place search using SMT with State Equation took 476 ms to find 0 implicit places.
Running 1167 sub problems to find dead transitions.
[2024-05-20 16:15:22] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-20 16:15:22] [INFO ] Invariant cache hit.
[2024-05-20 16:15:22] [INFO ] State equation strengthened by 173 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 1 (OVERLAPS) 1/79 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 3 (OVERLAPS) 483/562 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/562 variables, 172/263 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 562/563 variables, and 263 constraints, problems are : Problem set: 0 solved, 1167 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 79/79 constraints, ReadFeed: 172/173 constraints, PredecessorRefiner: 1167/1167 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1167 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 1 (OVERLAPS) 1/79 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 3 (OVERLAPS) 483/562 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/562 variables, 172/263 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/562 variables, 1167/1430 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 562/563 variables, and 1430 constraints, problems are : Problem set: 0 solved, 1167 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 79/79 constraints, ReadFeed: 172/173 constraints, PredecessorRefiner: 1167/1167 constraints, Known Traps: 0/0 constraints]
After SMT, in 67049ms problems are : Problem set: 0 solved, 1167 unsolved
Search for dead transitions found 0 dead transitions in 67063ms
Finished structural reductions in LTL mode , in 1 iterations and 67546 ms. Remains : 79/79 places, 1168/1168 transitions.
Stuttering acceptance computed with spot in 113 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ARMCacheCoherence-PT-none-LTLFireability-10
Product exploration explored 100000 steps with 0 reset in 95 ms.
Product exploration explored 100000 steps with 0 reset in 110 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (AND (NOT p0) p1)), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 109 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 5 states, 13 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 176 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
RANDOM walk for 40000 steps (24 resets) in 468 ms. (85 steps per ms) remains 2/6 properties
BEST_FIRST walk for 40004 steps (15 resets) in 353 ms. (113 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (18 resets) in 346 ms. (115 steps per ms) remains 2/2 properties
[2024-05-20 16:16:30] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-20 16:16:30] [INFO ] Invariant cache hit.
[2024-05-20 16:16:30] [INFO ] State equation strengthened by 173 read => feed constraints.
Problem apf2 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 32/36 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/79 variables, 8/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 483/562 variables, 79/91 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/562 variables, 172/263 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/562 variables, 0/263 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/563 variables, 1/264 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 0/264 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/563 variables, 0/264 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 563/563 variables, and 264 constraints, problems are : Problem set: 1 solved, 1 unsolved in 346 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 79/79 constraints, ReadFeed: 173/173 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Problem apf5 is UNSAT
After SMT solving in domain Int declared 36/563 variables, and 4 constraints, problems are : Problem set: 2 solved, 0 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 4/12 constraints, State Equation: 0/79 constraints, ReadFeed: 0/173 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 424ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p1), (X (AND (NOT p0) p1)), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (G (OR p0 p1)), (G (OR (NOT p0) (NOT p1)))]
False Knowledge obtained : [(F (NOT p1)), (F p0), (F (NOT (AND (NOT p0) p1))), (F (NOT (OR (NOT p0) p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 15 ms. Reduced automaton from 5 states, 13 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ARMCacheCoherence-PT-none-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-10 finished in 69044 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 79 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 79/79 places, 1168/1168 transitions.
Graph (trivial) has 44 edges and 79 vertex of which 4 / 79 are part of one of the 2 SCC in 1 ms
Free SCC test removed 2 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Performed 14 Post agglomeration using F-continuation condition with reduction of 112 identical transitions.
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 0 with 28 rules applied. Total rules applied 29 place count 63 transition count 1038
Ensure Unique test removed 321 transitions
Reduce isomorphic transitions removed 321 transitions.
Iterating post reduction 0 with 321 rules applied. Total rules applied 350 place count 63 transition count 717
Drop transitions (Redundant composition of simpler transitions.) removed 63 transitions
Redundant transition composition rules discarded 63 transitions
Iterating global reduction 1 with 63 rules applied. Total rules applied 413 place count 63 transition count 654
Applied a total of 413 rules in 76 ms. Remains 63 /79 variables (removed 16) and now considering 654/1168 (removed 514) transitions.
[2024-05-20 16:16:31] [INFO ] Flow matrix only has 233 transitions (discarded 421 similar events)
// Phase 1: matrix 233 rows 63 cols
[2024-05-20 16:16:31] [INFO ] Computed 12 invariants in 1 ms
[2024-05-20 16:16:31] [INFO ] Implicit Places using invariants in 89 ms returned []
[2024-05-20 16:16:31] [INFO ] Flow matrix only has 233 transitions (discarded 421 similar events)
[2024-05-20 16:16:31] [INFO ] Invariant cache hit.
[2024-05-20 16:16:31] [INFO ] State equation strengthened by 131 read => feed constraints.
[2024-05-20 16:16:31] [INFO ] Implicit Places using invariants and state equation in 263 ms returned []
Implicit Place search using SMT with State Equation took 368 ms to find 0 implicit places.
[2024-05-20 16:16:31] [INFO ] Redundant transitions in 35 ms returned []
Running 653 sub problems to find dead transitions.
[2024-05-20 16:16:31] [INFO ] Flow matrix only has 233 transitions (discarded 421 similar events)
[2024-05-20 16:16:31] [INFO ] Invariant cache hit.
[2024-05-20 16:16:31] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 1 (OVERLAPS) 1/63 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 3 (OVERLAPS) 232/295 variables, 63/75 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/295 variables, 130/205 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/295 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 6 (OVERLAPS) 1/296 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/296 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 8 (OVERLAPS) 0/296 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 653 unsolved
No progress, stopping.
After SMT solving in domain Real declared 296/296 variables, and 206 constraints, problems are : Problem set: 0 solved, 653 unsolved in 28856 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 63/63 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 653/653 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 653 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 1 (OVERLAPS) 1/63 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 3 (OVERLAPS) 232/295 variables, 63/75 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/295 variables, 130/205 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/295 variables, 653/858 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/295 variables, 0/858 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 7 (OVERLAPS) 1/296 variables, 1/859 constraints. Problems are: Problem set: 0 solved, 653 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 296/296 variables, and 859 constraints, problems are : Problem set: 0 solved, 653 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 63/63 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 653/653 constraints, Known Traps: 0/0 constraints]
After SMT, in 60355ms problems are : Problem set: 0 solved, 653 unsolved
Search for dead transitions found 0 dead transitions in 60363ms
Starting structural reductions in SI_LTL mode, iteration 1 : 63/79 places, 654/1168 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60849 ms. Remains : 63/79 places, 654/1168 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : ARMCacheCoherence-PT-none-LTLFireability-11
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA ARMCacheCoherence-PT-none-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-11 finished in 60904 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(!(((p1 U p2)||p2) U X(p1)))))'
Support contains 8 out of 79 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 79/79 places, 1168/1168 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 1168/1168 (removed 0) transitions.
[2024-05-20 16:17:32] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
// Phase 1: matrix 484 rows 79 cols
[2024-05-20 16:17:32] [INFO ] Computed 12 invariants in 3 ms
[2024-05-20 16:17:32] [INFO ] Implicit Places using invariants in 84 ms returned []
[2024-05-20 16:17:32] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-20 16:17:32] [INFO ] Invariant cache hit.
[2024-05-20 16:17:32] [INFO ] State equation strengthened by 173 read => feed constraints.
[2024-05-20 16:17:32] [INFO ] Implicit Places using invariants and state equation in 333 ms returned []
Implicit Place search using SMT with State Equation took 420 ms to find 0 implicit places.
Running 1167 sub problems to find dead transitions.
[2024-05-20 16:17:32] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-20 16:17:32] [INFO ] Invariant cache hit.
[2024-05-20 16:17:32] [INFO ] State equation strengthened by 173 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 1 (OVERLAPS) 1/79 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 3 (OVERLAPS) 483/562 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/562 variables, 172/263 constraints. Problems are: Problem set: 0 solved, 1167 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 562/563 variables, and 263 constraints, problems are : Problem set: 0 solved, 1167 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 79/79 constraints, ReadFeed: 172/173 constraints, PredecessorRefiner: 1167/1167 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1167 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 1 (OVERLAPS) 1/79 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 3 (OVERLAPS) 483/562 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/562 variables, 172/263 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/562 variables, 1167/1430 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 562/563 variables, and 1430 constraints, problems are : Problem set: 0 solved, 1167 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 79/79 constraints, ReadFeed: 172/173 constraints, PredecessorRefiner: 1167/1167 constraints, Known Traps: 0/0 constraints]
After SMT, in 66667ms problems are : Problem set: 0 solved, 1167 unsolved
Search for dead transitions found 0 dead transitions in 66683ms
Finished structural reductions in LTL mode , in 1 iterations and 67110 ms. Remains : 79/79 places, 1168/1168 transitions.
Stuttering acceptance computed with spot in 231 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (NOT p0)]
Running random walk in product with property : ARMCacheCoherence-PT-none-LTLFireability-14
Product exploration explored 100000 steps with 33333 reset in 1618 ms.
Product exploration explored 100000 steps with 33333 reset in 1550 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 13 factoid took 18 ms. Reduced automaton from 6 states, 11 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ARMCacheCoherence-PT-none-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-14 finished in 70559 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 79 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 79/79 places, 1168/1168 transitions.
Graph (trivial) has 44 edges and 79 vertex of which 4 / 79 are part of one of the 2 SCC in 1 ms
Free SCC test removed 2 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Performed 14 Post agglomeration using F-continuation condition with reduction of 112 identical transitions.
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 0 with 28 rules applied. Total rules applied 29 place count 63 transition count 1038
Ensure Unique test removed 321 transitions
Reduce isomorphic transitions removed 321 transitions.
Iterating post reduction 0 with 321 rules applied. Total rules applied 350 place count 63 transition count 717
Drop transitions (Redundant composition of simpler transitions.) removed 63 transitions
Redundant transition composition rules discarded 63 transitions
Iterating global reduction 1 with 63 rules applied. Total rules applied 413 place count 63 transition count 654
Applied a total of 413 rules in 71 ms. Remains 63 /79 variables (removed 16) and now considering 654/1168 (removed 514) transitions.
[2024-05-20 16:18:42] [INFO ] Flow matrix only has 233 transitions (discarded 421 similar events)
// Phase 1: matrix 233 rows 63 cols
[2024-05-20 16:18:42] [INFO ] Computed 12 invariants in 2 ms
[2024-05-20 16:18:42] [INFO ] Implicit Places using invariants in 93 ms returned []
[2024-05-20 16:18:42] [INFO ] Flow matrix only has 233 transitions (discarded 421 similar events)
[2024-05-20 16:18:42] [INFO ] Invariant cache hit.
[2024-05-20 16:18:42] [INFO ] State equation strengthened by 131 read => feed constraints.
[2024-05-20 16:18:43] [INFO ] Implicit Places using invariants and state equation in 271 ms returned []
Implicit Place search using SMT with State Equation took 382 ms to find 0 implicit places.
[2024-05-20 16:18:43] [INFO ] Redundant transitions in 31 ms returned []
Running 653 sub problems to find dead transitions.
[2024-05-20 16:18:43] [INFO ] Flow matrix only has 233 transitions (discarded 421 similar events)
[2024-05-20 16:18:43] [INFO ] Invariant cache hit.
[2024-05-20 16:18:43] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 1 (OVERLAPS) 1/63 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 3 (OVERLAPS) 232/295 variables, 63/75 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/295 variables, 130/205 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/295 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 6 (OVERLAPS) 1/296 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/296 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 8 (OVERLAPS) 0/296 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 653 unsolved
No progress, stopping.
After SMT solving in domain Real declared 296/296 variables, and 206 constraints, problems are : Problem set: 0 solved, 653 unsolved in 27199 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 63/63 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 653/653 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 653 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 1 (OVERLAPS) 1/63 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 3 (OVERLAPS) 232/295 variables, 63/75 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/295 variables, 130/205 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/295 variables, 653/858 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/295 variables, 0/858 constraints. Problems are: Problem set: 0 solved, 653 unsolved
At refinement iteration 7 (OVERLAPS) 1/296 variables, 1/859 constraints. Problems are: Problem set: 0 solved, 653 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 296/296 variables, and 859 constraints, problems are : Problem set: 0 solved, 653 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 63/63 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 653/653 constraints, Known Traps: 0/0 constraints]
After SMT, in 58367ms problems are : Problem set: 0 solved, 653 unsolved
Search for dead transitions found 0 dead transitions in 58375ms
Starting structural reductions in SI_LTL mode, iteration 1 : 63/79 places, 654/1168 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58868 ms. Remains : 63/79 places, 654/1168 transitions.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : ARMCacheCoherence-PT-none-LTLFireability-15
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA ARMCacheCoherence-PT-none-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-15 finished in 58925 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)||F(G((p1 U !p2)))))'
[2024-05-20 16:19:42] [INFO ] Flatten gal took : 101 ms
[2024-05-20 16:19:42] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 3 ms.
[2024-05-20 16:19:42] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 79 places, 1168 transitions and 7577 arcs took 20 ms.
Total runtime 941586 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running ARMCacheCoherence-PT-none

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/413/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 79
TRANSITIONS: 1168
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.041s, Sys 0.012s]


SAVING FILE /home/mcc/execution/413/model (.net / .def) ...
EXPORT TIME: [User 0.006s, 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: 1152
MODEL NAME: /home/mcc/execution/413/model
79 places, 1168 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA ARMCacheCoherence-PT-none-LTLFireability-04 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716221985475

--------------------
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

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="ARMCacheCoherence-PT-none"
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 ARMCacheCoherence-PT-none, 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 r003-smll-171620116800004"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ARMCacheCoherence-PT-none.tgz
mv ARMCacheCoherence-PT-none execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;