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.r464-smll-171620117600004.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)
.................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
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 r464-smll-171620117600004
=====================================================================

--------------------
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 1717178237548

Invoking MCC driver with
BK_TOOL=ltsminxred
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 ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 17:57:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-31 17:57:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 17:57:21] [INFO ] Load time of PNML (sax parser for PT used): 1378 ms
[2024-05-31 17:57:21] [INFO ] Transformed 87 places.
[2024-05-31 17:57:21] [INFO ] Transformed 33676 transitions.
[2024-05-31 17:57:21] [INFO ] Found NUPN structural information;
[2024-05-31 17:57:21] [INFO ] Parsed PT model containing 87 places and 33676 transitions and 246935 arcs in 1814 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 42 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 53 ms. Remains 79 /87 variables (removed 8) and now considering 1168/1251 (removed 83) transitions.
[2024-05-31 17:57:22] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
// Phase 1: matrix 484 rows 79 cols
[2024-05-31 17:57:22] [INFO ] Computed 12 invariants in 26 ms
[2024-05-31 17:57:22] [INFO ] Implicit Places using invariants in 388 ms returned []
[2024-05-31 17:57:22] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-31 17:57:22] [INFO ] Invariant cache hit.
[2024-05-31 17:57:23] [INFO ] State equation strengthened by 173 read => feed constraints.
[2024-05-31 17:57:23] [INFO ] Implicit Places using invariants and state equation in 526 ms returned []
Implicit Place search using SMT with State Equation took 970 ms to find 0 implicit places.
Running 1167 sub problems to find dead transitions.
[2024-05-31 17:57:23] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-31 17:57:23] [INFO ] Invariant cache hit.
[2024-05-31 17:57:23] [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
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (OVERLAPS) 483/562 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
SMT process timed out in 37891ms, After SMT, problems are : Problem set: 0 solved, 1167 unsolved
Search for dead transitions found 0 dead transitions in 37942ms
Starting structural reductions in LTL mode, iteration 1 : 79/87 places, 1168/1251 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 39003 ms. Remains : 79/87 places, 1168/1251 transitions.
Support contains 19 out of 79 places after structural reductions.
[2024-05-31 17:58:01] [INFO ] Flatten gal took : 270 ms
[2024-05-31 17:58:01] [INFO ] Flatten gal took : 140 ms
[2024-05-31 17:58:02] [INFO ] Input system was already deterministic with 1168 transitions.
RANDOM walk for 40000 steps (17 resets) in 5133 ms. (7 steps per ms) remains 3/30 properties
BEST_FIRST walk for 40004 steps (13 resets) in 197 ms. (202 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
[2024-05-31 17:58:03] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-31 17:58:03] [INFO ] Invariant cache hit.
[2024-05-31 17:58:04] [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 56 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 129ms 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 6 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 1 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 215 ms. Remains 64 /79 variables (removed 15) and now considering 667/1168 (removed 501) transitions.
[2024-05-31 17:58:04] [INFO ] Flow matrix only has 257 transitions (discarded 410 similar events)
// Phase 1: matrix 257 rows 64 cols
[2024-05-31 17:58:04] [INFO ] Computed 12 invariants in 6 ms
[2024-05-31 17:58:04] [INFO ] Implicit Places using invariants in 86 ms returned []
[2024-05-31 17:58:04] [INFO ] Flow matrix only has 257 transitions (discarded 410 similar events)
[2024-05-31 17:58:04] [INFO ] Invariant cache hit.
[2024-05-31 17:58:05] [INFO ] State equation strengthened by 122 read => feed constraints.
[2024-05-31 17:58:05] [INFO ] Implicit Places using invariants and state equation in 228 ms returned []
Implicit Place search using SMT with State Equation took 319 ms to find 0 implicit places.
[2024-05-31 17:58:05] [INFO ] Redundant transitions in 43 ms returned []
Running 666 sub problems to find dead transitions.
[2024-05-31 17:58:05] [INFO ] Flow matrix only has 257 transitions (discarded 410 similar events)
[2024-05-31 17:58:05] [INFO ] Invariant cache hit.
[2024-05-31 17:58:05] [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 30055 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 62068ms, After SMT, problems are : Problem set: 0 solved, 666 unsolved
Search for dead transitions found 0 dead transitions in 62078ms
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 62666 ms. Remains : 64/79 places, 667/1168 transitions.
Stuttering acceptance computed with spot in 422 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 2 ms.
FORMULA ARMCacheCoherence-PT-none-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-01 finished in 63172 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.
[2024-05-31 17:59:07] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
// Phase 1: matrix 224 rows 61 cols
[2024-05-31 17:59:07] [INFO ] Computed 12 invariants in 2 ms
[2024-05-31 17:59:08] [INFO ] Implicit Places using invariants in 122 ms returned []
[2024-05-31 17:59:08] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
[2024-05-31 17:59:08] [INFO ] Invariant cache hit.
[2024-05-31 17:59:08] [INFO ] Implicit Places using invariants and state equation in 206 ms returned []
Implicit Place search using SMT with State Equation took 348 ms to find 0 implicit places.
[2024-05-31 17:59:08] [INFO ] Redundant transitions in 63 ms returned []
Running 589 sub problems to find dead transitions.
[2024-05-31 17:59:08] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
[2024-05-31 17:59:08] [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 17550 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 30014 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 48798ms problems are : Problem set: 0 solved, 589 unsolved
Search for dead transitions found 0 dead transitions in 48805ms
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 49375 ms. Remains : 61/79 places, 640/1168 transitions.
Stuttering acceptance computed with spot in 116 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 49511 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 1 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 144 ms. Remains 65 /79 variables (removed 14) and now considering 690/1168 (removed 478) transitions.
[2024-05-31 17:59:57] [INFO ] Flow matrix only has 272 transitions (discarded 418 similar events)
// Phase 1: matrix 272 rows 65 cols
[2024-05-31 17:59:57] [INFO ] Computed 12 invariants in 3 ms
[2024-05-31 17:59:57] [INFO ] Implicit Places using invariants in 107 ms returned []
[2024-05-31 17:59:57] [INFO ] Flow matrix only has 272 transitions (discarded 418 similar events)
[2024-05-31 17:59:57] [INFO ] Invariant cache hit.
[2024-05-31 17:59:57] [INFO ] State equation strengthened by 126 read => feed constraints.
[2024-05-31 17:59:57] [INFO ] Implicit Places using invariants and state equation in 376 ms returned []
Implicit Place search using SMT with State Equation took 489 ms to find 0 implicit places.
[2024-05-31 17:59:57] [INFO ] Redundant transitions in 18 ms returned []
Running 689 sub problems to find dead transitions.
[2024-05-31 17:59:57] [INFO ] Flow matrix only has 272 transitions (discarded 418 similar events)
[2024-05-31 17:59:57] [INFO ] Invariant cache hit.
[2024-05-31 17:59:57] [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: ((s0 0.0)
(s1 0.0)
(s2 0.0)
(s3 1.0)
(s4 0.0)
(s5 0.0)
(s6 1.0)
(s7 0.0)
(s8 0.0)
(s9 1.0)
(s10 0.0)
(s11 0.0)
(s12 0.0)
(s13 0.0)
(s14 0.0)
(s15 0.0)
(s16 0.0)
(s17 0.0)
(s18 0.0)
(s19 1.0)
(s20 0.0)
(s21 0.0)
(s22 0.0)
(s23 0.0)
(s24 0.0)
(s25 0.0)
(s26 0.0)
(s27 0.0)
(s28 0.0)
(s29 1.0)
(s30 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 30035 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 61717ms, After SMT, problems are : Problem set: 0 solved, 689 unsolved
Search for dead transitions found 0 dead transitions in 61731ms
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 62396 ms. Remains : 65/79 places, 690/1168 transitions.
Stuttering acceptance computed with spot in 202 ms :[(AND (NOT p0) p2), p2, p2]
Running random walk in product with property : ARMCacheCoherence-PT-none-LTLFireability-04
Stuttering criterion allowed to conclude after 13 steps with 0 reset in 2 ms.
FORMULA ARMCacheCoherence-PT-none-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-04 finished in 62623 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 6 ms. Remains 79 /79 variables (removed 0) and now considering 1168/1168 (removed 0) transitions.
[2024-05-31 18:00:59] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
// Phase 1: matrix 484 rows 79 cols
[2024-05-31 18:00:59] [INFO ] Computed 12 invariants in 4 ms
[2024-05-31 18:01:00] [INFO ] Implicit Places using invariants in 157 ms returned []
[2024-05-31 18:01:00] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-31 18:01:00] [INFO ] Invariant cache hit.
[2024-05-31 18:01:00] [INFO ] State equation strengthened by 173 read => feed constraints.
[2024-05-31 18:01:00] [INFO ] Implicit Places using invariants and state equation in 523 ms returned []
Implicit Place search using SMT with State Equation took 694 ms to find 0 implicit places.
Running 1167 sub problems to find dead transitions.
[2024-05-31 18:01:00] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-31 18:01:00] [INFO ] Invariant cache hit.
[2024-05-31 18:01:00] [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
SMT process timed out in 37570ms, After SMT, problems are : Problem set: 0 solved, 1167 unsolved
Search for dead transitions found 0 dead transitions in 37595ms
Finished structural reductions in LTL mode , in 1 iterations and 38300 ms. Remains : 79/79 places, 1168/1168 transitions.
Stuttering acceptance computed with spot in 363 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 391 ms.
Product exploration explored 100000 steps with 0 reset in 256 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 150 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 121 ms :[(AND p0 p1), (AND p0 p1)]
RANDOM walk for 40000 steps (24 resets) in 741 ms. (53 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (9 resets) in 316 ms. (126 steps per ms) remains 1/1 properties
[2024-05-31 18:01:39] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-31 18:01:39] [INFO ] Invariant cache hit.
[2024-05-31 18:01:39] [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 42 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 123ms 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 20 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ARMCacheCoherence-PT-none-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-05 finished in 40169 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 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 125 ms. Remains 61 /79 variables (removed 18) and now considering 640/1168 (removed 528) transitions.
[2024-05-31 18:01:40] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
// Phase 1: matrix 224 rows 61 cols
[2024-05-31 18:01:40] [INFO ] Computed 12 invariants in 4 ms
[2024-05-31 18:01:40] [INFO ] Implicit Places using invariants in 130 ms returned []
[2024-05-31 18:01:40] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
[2024-05-31 18:01:40] [INFO ] Invariant cache hit.
[2024-05-31 18:01:40] [INFO ] Implicit Places using invariants and state equation in 223 ms returned []
Implicit Place search using SMT with State Equation took 356 ms to find 0 implicit places.
[2024-05-31 18:01:40] [INFO ] Redundant transitions in 44 ms returned []
Running 589 sub problems to find dead transitions.
[2024-05-31 18:01:40] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
[2024-05-31 18:01:40] [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 18283 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 49320ms problems are : Problem set: 0 solved, 589 unsolved
Search for dead transitions found 0 dead transitions in 49331ms
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 49868 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-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 49934 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 4 ms. Remains 79 /79 variables (removed 0) and now considering 1168/1168 (removed 0) transitions.
[2024-05-31 18:02:29] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
// Phase 1: matrix 484 rows 79 cols
[2024-05-31 18:02:29] [INFO ] Computed 12 invariants in 3 ms
[2024-05-31 18:02:30] [INFO ] Implicit Places using invariants in 111 ms returned []
[2024-05-31 18:02:30] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-31 18:02:30] [INFO ] Invariant cache hit.
[2024-05-31 18:02:30] [INFO ] State equation strengthened by 173 read => feed constraints.
[2024-05-31 18:02:30] [INFO ] Implicit Places using invariants and state equation in 385 ms returned []
Implicit Place search using SMT with State Equation took 500 ms to find 0 implicit places.
Running 1167 sub problems to find dead transitions.
[2024-05-31 18:02:30] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-31 18:02:30] [INFO ] Invariant cache hit.
[2024-05-31 18:02:30] [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
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (OVERLAPS) 483/562 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
SMT process timed out in 38128ms, After SMT, problems are : Problem set: 0 solved, 1167 unsolved
Search for dead transitions found 0 dead transitions in 38154ms
Finished structural reductions in LTL mode , in 1 iterations and 38672 ms. Remains : 79/79 places, 1168/1168 transitions.
Stuttering acceptance computed with spot in 301 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 1670 steps with 336 reset in 46 ms.
FORMULA ARMCacheCoherence-PT-none-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-07 finished in 39050 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 6 ms. Remains 79 /79 variables (removed 0) and now considering 1168/1168 (removed 0) transitions.
[2024-05-31 18:03:09] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-31 18:03:09] [INFO ] Invariant cache hit.
[2024-05-31 18:03:09] [INFO ] Implicit Places using invariants in 98 ms returned []
[2024-05-31 18:03:09] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-31 18:03:09] [INFO ] Invariant cache hit.
[2024-05-31 18:03:09] [INFO ] State equation strengthened by 173 read => feed constraints.
[2024-05-31 18:03:09] [INFO ] Implicit Places using invariants and state equation in 577 ms returned []
Implicit Place search using SMT with State Equation took 681 ms to find 0 implicit places.
Running 1167 sub problems to find dead transitions.
[2024-05-31 18:03:09] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-31 18:03:09] [INFO ] Invariant cache hit.
[2024-05-31 18:03:09] [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
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (OVERLAPS) 483/562 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
SMT process timed out in 36755ms, After SMT, problems are : Problem set: 0 solved, 1167 unsolved
Search for dead transitions found 0 dead transitions in 36777ms
Finished structural reductions in LTL mode , in 1 iterations and 37475 ms. Remains : 79/79 places, 1168/1168 transitions.
Stuttering acceptance computed with spot in 248 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 0 ms.
FORMULA ARMCacheCoherence-PT-none-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-08 finished in 37759 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 122 ms. Remains 61 /79 variables (removed 18) and now considering 640/1168 (removed 528) transitions.
[2024-05-31 18:03:46] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
// Phase 1: matrix 224 rows 61 cols
[2024-05-31 18:03:46] [INFO ] Computed 12 invariants in 2 ms
[2024-05-31 18:03:47] [INFO ] Implicit Places using invariants in 124 ms returned []
[2024-05-31 18:03:47] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
[2024-05-31 18:03:47] [INFO ] Invariant cache hit.
[2024-05-31 18:03:47] [INFO ] Implicit Places using invariants and state equation in 226 ms returned []
Implicit Place search using SMT with State Equation took 355 ms to find 0 implicit places.
[2024-05-31 18:03:47] [INFO ] Redundant transitions in 49 ms returned []
Running 589 sub problems to find dead transitions.
[2024-05-31 18:03:47] [INFO ] Flow matrix only has 224 transitions (discarded 416 similar events)
[2024-05-31 18:03:47] [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 17329 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 30024 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 48691ms problems are : Problem set: 0 solved, 589 unsolved
Search for dead transitions found 0 dead transitions in 48701ms
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 49236 ms. Remains : 61/79 places, 640/1168 transitions.
Stuttering acceptance computed with spot in 51 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 49309 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 3 ms. Remains 79 /79 variables (removed 0) and now considering 1168/1168 (removed 0) transitions.
[2024-05-31 18:04:36] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
// Phase 1: matrix 484 rows 79 cols
[2024-05-31 18:04:36] [INFO ] Computed 12 invariants in 3 ms
[2024-05-31 18:04:36] [INFO ] Implicit Places using invariants in 91 ms returned []
[2024-05-31 18:04:36] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-31 18:04:36] [INFO ] Invariant cache hit.
[2024-05-31 18:04:36] [INFO ] State equation strengthened by 173 read => feed constraints.
[2024-05-31 18:04:36] [INFO ] Implicit Places using invariants and state equation in 574 ms returned []
Implicit Place search using SMT with State Equation took 670 ms to find 0 implicit places.
Running 1167 sub problems to find dead transitions.
[2024-05-31 18:04:36] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-31 18:04:36] [INFO ] Invariant cache hit.
[2024-05-31 18:04:36] [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
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (OVERLAPS) 483/562 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1167 unsolved
SMT process timed out in 37324ms, After SMT, problems are : Problem set: 0 solved, 1167 unsolved
Search for dead transitions found 0 dead transitions in 37344ms
Finished structural reductions in LTL mode , in 1 iterations and 38023 ms. Remains : 79/79 places, 1168/1168 transitions.
Stuttering acceptance computed with spot in 156 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 161 ms.
Product exploration explored 100000 steps with 0 reset in 451 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 108 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 181 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 (21 resets) in 816 ms. (48 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (12 resets) in 384 ms. (103 steps per ms) remains 2/6 properties
BEST_FIRST walk for 40004 steps (12 resets) in 419 ms. (95 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (12 resets) in 90 ms. (439 steps per ms) remains 2/2 properties
[2024-05-31 18:05:15] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-31 18:05:15] [INFO ] Invariant cache hit.
[2024-05-31 18:05:15] [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 362 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 32 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 442ms 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 17 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 40257 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 77 ms. Remains 63 /79 variables (removed 16) and now considering 654/1168 (removed 514) transitions.
[2024-05-31 18:05:16] [INFO ] Flow matrix only has 233 transitions (discarded 421 similar events)
// Phase 1: matrix 233 rows 63 cols
[2024-05-31 18:05:16] [INFO ] Computed 12 invariants in 1 ms
[2024-05-31 18:05:16] [INFO ] Implicit Places using invariants in 77 ms returned []
[2024-05-31 18:05:16] [INFO ] Flow matrix only has 233 transitions (discarded 421 similar events)
[2024-05-31 18:05:16] [INFO ] Invariant cache hit.
[2024-05-31 18:05:16] [INFO ] State equation strengthened by 131 read => feed constraints.
[2024-05-31 18:05:16] [INFO ] Implicit Places using invariants and state equation in 260 ms returned []
Implicit Place search using SMT with State Equation took 343 ms to find 0 implicit places.
[2024-05-31 18:05:16] [INFO ] Redundant transitions in 31 ms returned []
Running 653 sub problems to find dead transitions.
[2024-05-31 18:05:16] [INFO ] Flow matrix only has 233 transitions (discarded 421 similar events)
[2024-05-31 18:05:16] [INFO ] Invariant cache hit.
[2024-05-31 18:05:16] [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
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 0.0)
(s2 0.0)
(s3 0.0)
(s4 1.0)
(s5 0.0)
(s6 0.0)
(s7 1.0)
(s8 1.0)
(s9 0.0)
(s10 0.0)
(s11 0.0)
(s12 0.0)
(s13 0.0)
(s14 1.0)
(s15 0.0)
(s16 0.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 0.0)
(s21 0.0)
(s22 0.0)
(s23 0.0)
(s24 0.0)
(s25 1.0)
(s26 0.0)
(s27 0.0)
(s28 0.0)
(s29 0.0)
(s30 0.0)
(s31 0.0)
(s32 0.0)
(s33 0.0)
(s34 0.0)
(s35 0.0)
(s36 0.0)
(s37 0.0)
(s38 0.0)
(s39 1.0)
(s40 0.0)
(s41 0.0)
(s42 0.0)
(s43 0.0)
(s44 0.0)
(s45 0.0)
(s46 0.0)
(s47 0.0)
(s48 0.0)
(s49 1.0)
(s50 0.0)
(s51 0.0)
(s52 1.0)
(s53 0.0)
(s54 0.0)
(s55 1.0)
(s56 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 296/296 variables, and 206 constraints, problems are : Problem set: 0 solved, 653 unsolved in 30032 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 30020 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 61170ms problems are : Problem set: 0 solved, 653 unsolved
Search for dead transitions found 0 dead transitions in 61178ms
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 61638 ms. Remains : 63/79 places, 654/1168 transitions.
Stuttering acceptance computed with spot in 40 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 1 ms.
FORMULA ARMCacheCoherence-PT-none-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ARMCacheCoherence-PT-none-LTLFireability-11 finished in 61696 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 4 ms. Remains 79 /79 variables (removed 0) and now considering 1168/1168 (removed 0) transitions.
[2024-05-31 18:06:18] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
// Phase 1: matrix 484 rows 79 cols
[2024-05-31 18:06:18] [INFO ] Computed 12 invariants in 3 ms
[2024-05-31 18:06:18] [INFO ] Implicit Places using invariants in 66 ms returned []
[2024-05-31 18:06:18] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-31 18:06:18] [INFO ] Invariant cache hit.
[2024-05-31 18:06:18] [INFO ] State equation strengthened by 173 read => feed constraints.
[2024-05-31 18:06:18] [INFO ] Implicit Places using invariants and state equation in 352 ms returned []
Implicit Place search using SMT with State Equation took 433 ms to find 0 implicit places.
Running 1167 sub problems to find dead transitions.
[2024-05-31 18:06:18] [INFO ] Flow matrix only has 484 transitions (discarded 684 similar events)
[2024-05-31 18:06:18] [INFO ] Invariant cache hit.
[2024-05-31 18:06:18] [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 30029 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 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]
After SMT, in 67460ms problems are : Problem set: 0 solved, 1167 unsolved
Search for dead transitions found 0 dead transitions in 67472ms
Finished structural reductions in LTL mode , in 1 iterations and 67911 ms. Remains : 79/79 places, 1168/1168 transitions.
Stuttering acceptance computed with spot in 380 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 1851 ms.
Product exploration explored 100000 steps with 33333 reset in 1920 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 72116 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 0 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.
[2024-05-31 18:07:30] [INFO ] Flow matrix only has 233 transitions (discarded 421 similar events)
// Phase 1: matrix 233 rows 63 cols
[2024-05-31 18:07:30] [INFO ] Computed 12 invariants in 1 ms
[2024-05-31 18:07:30] [INFO ] Implicit Places using invariants in 93 ms returned []
[2024-05-31 18:07:30] [INFO ] Flow matrix only has 233 transitions (discarded 421 similar events)
[2024-05-31 18:07:30] [INFO ] Invariant cache hit.
[2024-05-31 18:07:30] [INFO ] State equation strengthened by 131 read => feed constraints.
[2024-05-31 18:07:30] [INFO ] Implicit Places using invariants and state equation in 208 ms returned []
Implicit Place search using SMT with State Equation took 302 ms to find 0 implicit places.
[2024-05-31 18:07:30] [INFO ] Redundant transitions in 36 ms returned []
Running 653 sub problems to find dead transitions.
[2024-05-31 18:07:30] [INFO ] Flow matrix only has 233 transitions (discarded 421 similar events)
[2024-05-31 18:07:30] [INFO ] Invariant cache hit.
[2024-05-31 18:07:30] [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
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 296/296 variables, and 206 constraints, problems are : Problem set: 0 solved, 653 unsolved in 30024 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 30020 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 61156ms problems are : Problem set: 0 solved, 653 unsolved
Search for dead transitions found 0 dead transitions in 61163ms
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 61585 ms. Remains : 63/79 places, 654/1168 transitions.
Stuttering acceptance computed with spot in 48 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 61649 ms.
All properties solved by simple procedures.
Total runtime 671994 ms.
ITS solved all properties within timeout

BK_STOP 1717178911921

--------------------
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="ltsminxred"
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 ltsminxred"
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 r464-smll-171620117600004"
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 ;