About the Execution of LTSMin+red for LamportFastMutEx-COL-8
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 6107.031 | 2820347.00 | 10888844.00 | 839.90 | ?T?FFF?FTFFFFF?T | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r233-tall-167856418800388.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.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 2-5348
Executing tool ltsminxred
Input is LamportFastMutEx-COL-8, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r233-tall-167856418800388
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 472K
-rw-r--r-- 1 mcc users 6.5K Feb 25 13:46 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K Feb 25 13:46 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Feb 25 13:44 CTLFireability.txt
-rw-r--r-- 1 mcc users 65K Feb 25 13:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:20 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:20 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.5K Feb 25 13:51 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 86K Feb 25 13:51 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.7K Feb 25 13:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Feb 25 13:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 16:20 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:20 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 2 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 44K Mar 5 18:22 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 LamportFastMutEx-COL-8-LTLFireability-00
FORMULA_NAME LamportFastMutEx-COL-8-LTLFireability-01
FORMULA_NAME LamportFastMutEx-COL-8-LTLFireability-02
FORMULA_NAME LamportFastMutEx-COL-8-LTLFireability-03
FORMULA_NAME LamportFastMutEx-COL-8-LTLFireability-04
FORMULA_NAME LamportFastMutEx-COL-8-LTLFireability-05
FORMULA_NAME LamportFastMutEx-COL-8-LTLFireability-06
FORMULA_NAME LamportFastMutEx-COL-8-LTLFireability-07
FORMULA_NAME LamportFastMutEx-COL-8-LTLFireability-08
FORMULA_NAME LamportFastMutEx-COL-8-LTLFireability-09
FORMULA_NAME LamportFastMutEx-COL-8-LTLFireability-10
FORMULA_NAME LamportFastMutEx-COL-8-LTLFireability-11
FORMULA_NAME LamportFastMutEx-COL-8-LTLFireability-12
FORMULA_NAME LamportFastMutEx-COL-8-LTLFireability-13
FORMULA_NAME LamportFastMutEx-COL-8-LTLFireability-14
FORMULA_NAME LamportFastMutEx-COL-8-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1679513930943
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LamportFastMutEx-COL-8
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-22 19:38:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-22 19:38:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 19:38:52] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-22 19:38:52] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-22 19:38:53] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 651 ms
[2023-03-22 19:38:53] [INFO ] Imported 18 HL places and 17 HL transitions for a total of 315 PT places and 837.0 transition bindings in 15 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
[2023-03-22 19:38:53] [INFO ] Built PT skeleton of HLPN with 18 places and 17 transitions 68 arcs in 5 ms.
[2023-03-22 19:38:53] [INFO ] Skeletonized 13 HLPN properties in 2 ms. Removed 3 properties that had guard overlaps.
Initial state reduction rules removed 1 formulas.
FORMULA LamportFastMutEx-COL-8-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 3 stabilizing places and 0 stable transitions
Remains 12 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Incomplete random walk after 10006 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 14) seen :13
Finished Best-First random walk after 109 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=109 )
[2023-03-22 19:38:53] [INFO ] Flatten gal took : 13 ms
[2023-03-22 19:38:53] [INFO ] Flatten gal took : 3 ms
Domain [pid(9), pid(9)] of place P_wait breaks symmetries in sort pid
Symmetric sort wr.t. initial and guards and successors and join/free detected :P_bool
Arc [3:1*[$i, 1]] contains constants of sort P_bool
Transition T_setbi_2 : constants on arcs in [[3:1*[$i, 1]]] introduces in P_bool(2) partition with 1 elements that refines current partition to 2 subsets.
[2023-03-22 19:38:53] [INFO ] Unfolded HLPN to a Petri net with 315 places and 666 transitions 2934 arcs in 23 ms.
[2023-03-22 19:38:53] [INFO ] Unfolded 15 HLPN properties in 0 ms.
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 49 places in 3 ms
Reduce places removed 49 places and 82 transitions.
FORMULA LamportFastMutEx-COL-8-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 194 out of 266 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 266/266 places, 584/584 transitions.
Applied a total of 0 rules in 14 ms. Remains 266 /266 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:38:53] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
// Phase 1: matrix 416 rows 266 cols
[2023-03-22 19:38:53] [INFO ] Computed 82 place invariants in 21 ms
[2023-03-22 19:38:53] [INFO ] Implicit Places using invariants in 266 ms returned []
[2023-03-22 19:38:53] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:38:53] [INFO ] Invariant cache hit.
[2023-03-22 19:38:53] [INFO ] State equation strengthened by 112 read => feed constraints.
[2023-03-22 19:38:54] [INFO ] Implicit Places using invariants and state equation in 280 ms returned []
Implicit Place search using SMT with State Equation took 573 ms to find 0 implicit places.
[2023-03-22 19:38:54] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:38:54] [INFO ] Invariant cache hit.
[2023-03-22 19:38:54] [INFO ] Dead Transitions using invariants and state equation in 267 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 856 ms. Remains : 266/266 places, 584/584 transitions.
Support contains 194 out of 266 places after structural reductions.
[2023-03-22 19:38:54] [INFO ] Flatten gal took : 56 ms
[2023-03-22 19:38:54] [INFO ] Flatten gal took : 71 ms
[2023-03-22 19:38:54] [INFO ] Input system was already deterministic with 584 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 21) seen :20
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-22 19:38:54] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:38:54] [INFO ] Invariant cache hit.
[2023-03-22 19:38:55] [INFO ] [Real]Absence check using 82 positive place invariants in 17 ms returned sat
[2023-03-22 19:38:55] [INFO ] After 326ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 19:38:55] [INFO ] [Nat]Absence check using 82 positive place invariants in 14 ms returned sat
[2023-03-22 19:38:55] [INFO ] After 209ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 19:38:55] [INFO ] State equation strengthened by 112 read => feed constraints.
[2023-03-22 19:38:55] [INFO ] After 156ms SMT Verify possible using 112 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 19:38:56] [INFO ] Deduced a trap composed of 9 places in 116 ms of which 3 ms to minimize.
[2023-03-22 19:38:56] [INFO ] Deduced a trap composed of 12 places in 118 ms of which 1 ms to minimize.
[2023-03-22 19:38:56] [INFO ] Deduced a trap composed of 21 places in 87 ms of which 0 ms to minimize.
[2023-03-22 19:38:56] [INFO ] Deduced a trap composed of 9 places in 105 ms of which 1 ms to minimize.
[2023-03-22 19:38:56] [INFO ] Deduced a trap composed of 28 places in 92 ms of which 1 ms to minimize.
[2023-03-22 19:38:56] [INFO ] Deduced a trap composed of 21 places in 85 ms of which 1 ms to minimize.
[2023-03-22 19:38:56] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 0 ms to minimize.
[2023-03-22 19:38:56] [INFO ] Deduced a trap composed of 27 places in 80 ms of which 1 ms to minimize.
[2023-03-22 19:38:56] [INFO ] Deduced a trap composed of 18 places in 79 ms of which 0 ms to minimize.
[2023-03-22 19:38:57] [INFO ] Deduced a trap composed of 9 places in 88 ms of which 1 ms to minimize.
[2023-03-22 19:38:57] [INFO ] Deduced a trap composed of 24 places in 89 ms of which 1 ms to minimize.
[2023-03-22 19:38:57] [INFO ] Deduced a trap composed of 28 places in 84 ms of which 0 ms to minimize.
[2023-03-22 19:38:57] [INFO ] Deduced a trap composed of 18 places in 80 ms of which 0 ms to minimize.
[2023-03-22 19:38:57] [INFO ] Deduced a trap composed of 19 places in 79 ms of which 1 ms to minimize.
[2023-03-22 19:38:57] [INFO ] Deduced a trap composed of 12 places in 76 ms of which 1 ms to minimize.
[2023-03-22 19:38:57] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 1 ms to minimize.
[2023-03-22 19:38:57] [INFO ] Deduced a trap composed of 34 places in 82 ms of which 0 ms to minimize.
[2023-03-22 19:38:57] [INFO ] Deduced a trap composed of 24 places in 71 ms of which 0 ms to minimize.
[2023-03-22 19:38:57] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 0 ms to minimize.
[2023-03-22 19:38:57] [INFO ] Deduced a trap composed of 21 places in 68 ms of which 0 ms to minimize.
[2023-03-22 19:38:58] [INFO ] Deduced a trap composed of 28 places in 77 ms of which 0 ms to minimize.
[2023-03-22 19:38:58] [INFO ] Deduced a trap composed of 22 places in 84 ms of which 0 ms to minimize.
[2023-03-22 19:38:58] [INFO ] Deduced a trap composed of 37 places in 84 ms of which 0 ms to minimize.
[2023-03-22 19:38:58] [INFO ] Deduced a trap composed of 35 places in 79 ms of which 0 ms to minimize.
[2023-03-22 19:38:58] [INFO ] Deduced a trap composed of 26 places in 75 ms of which 1 ms to minimize.
[2023-03-22 19:38:58] [INFO ] Deduced a trap composed of 31 places in 70 ms of which 1 ms to minimize.
[2023-03-22 19:38:58] [INFO ] Deduced a trap composed of 24 places in 77 ms of which 0 ms to minimize.
[2023-03-22 19:38:58] [INFO ] Deduced a trap composed of 30 places in 70 ms of which 1 ms to minimize.
[2023-03-22 19:38:58] [INFO ] Deduced a trap composed of 31 places in 79 ms of which 0 ms to minimize.
[2023-03-22 19:38:59] [INFO ] Deduced a trap composed of 33 places in 79 ms of which 0 ms to minimize.
[2023-03-22 19:38:59] [INFO ] Deduced a trap composed of 21 places in 71 ms of which 1 ms to minimize.
[2023-03-22 19:38:59] [INFO ] Deduced a trap composed of 19 places in 73 ms of which 0 ms to minimize.
[2023-03-22 19:38:59] [INFO ] Deduced a trap composed of 28 places in 74 ms of which 1 ms to minimize.
[2023-03-22 19:38:59] [INFO ] Deduced a trap composed of 27 places in 66 ms of which 1 ms to minimize.
[2023-03-22 19:38:59] [INFO ] Deduced a trap composed of 18 places in 76 ms of which 0 ms to minimize.
[2023-03-22 19:38:59] [INFO ] Deduced a trap composed of 9 places in 69 ms of which 0 ms to minimize.
[2023-03-22 19:38:59] [INFO ] Deduced a trap composed of 31 places in 71 ms of which 0 ms to minimize.
[2023-03-22 19:38:59] [INFO ] Deduced a trap composed of 9 places in 73 ms of which 0 ms to minimize.
[2023-03-22 19:38:59] [INFO ] Deduced a trap composed of 19 places in 72 ms of which 0 ms to minimize.
[2023-03-22 19:38:59] [INFO ] Deduced a trap composed of 19 places in 72 ms of which 0 ms to minimize.
[2023-03-22 19:39:00] [INFO ] Deduced a trap composed of 20 places in 67 ms of which 1 ms to minimize.
[2023-03-22 19:39:00] [INFO ] Deduced a trap composed of 18 places in 76 ms of which 0 ms to minimize.
[2023-03-22 19:39:00] [INFO ] Deduced a trap composed of 19 places in 68 ms of which 0 ms to minimize.
[2023-03-22 19:39:00] [INFO ] Deduced a trap composed of 17 places in 75 ms of which 0 ms to minimize.
[2023-03-22 19:39:00] [INFO ] Deduced a trap composed of 22 places in 76 ms of which 0 ms to minimize.
[2023-03-22 19:39:00] [INFO ] Deduced a trap composed of 27 places in 78 ms of which 0 ms to minimize.
[2023-03-22 19:39:00] [INFO ] Deduced a trap composed of 9 places in 77 ms of which 0 ms to minimize.
[2023-03-22 19:39:00] [INFO ] Deduced a trap composed of 18 places in 75 ms of which 1 ms to minimize.
[2023-03-22 19:39:00] [INFO ] Deduced a trap composed of 9 places in 66 ms of which 0 ms to minimize.
[2023-03-22 19:39:00] [INFO ] Deduced a trap composed of 33 places in 67 ms of which 0 ms to minimize.
[2023-03-22 19:39:01] [INFO ] Deduced a trap composed of 22 places in 70 ms of which 1 ms to minimize.
[2023-03-22 19:39:01] [INFO ] Deduced a trap composed of 34 places in 75 ms of which 1 ms to minimize.
[2023-03-22 19:39:01] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 1 ms to minimize.
[2023-03-22 19:39:01] [INFO ] Deduced a trap composed of 39 places in 71 ms of which 0 ms to minimize.
[2023-03-22 19:39:01] [INFO ] Deduced a trap composed of 23 places in 77 ms of which 1 ms to minimize.
[2023-03-22 19:39:01] [INFO ] Deduced a trap composed of 23 places in 81 ms of which 0 ms to minimize.
[2023-03-22 19:39:01] [INFO ] Deduced a trap composed of 42 places in 79 ms of which 0 ms to minimize.
[2023-03-22 19:39:01] [INFO ] Deduced a trap composed of 23 places in 77 ms of which 0 ms to minimize.
[2023-03-22 19:39:01] [INFO ] Deduced a trap composed of 19 places in 81 ms of which 1 ms to minimize.
[2023-03-22 19:39:01] [INFO ] Deduced a trap composed of 23 places in 83 ms of which 1 ms to minimize.
[2023-03-22 19:39:02] [INFO ] Deduced a trap composed of 26 places in 69 ms of which 0 ms to minimize.
[2023-03-22 19:39:02] [INFO ] Deduced a trap composed of 19 places in 70 ms of which 0 ms to minimize.
[2023-03-22 19:39:02] [INFO ] Deduced a trap composed of 21 places in 71 ms of which 0 ms to minimize.
[2023-03-22 19:39:02] [INFO ] Deduced a trap composed of 24 places in 61 ms of which 1 ms to minimize.
[2023-03-22 19:39:02] [INFO ] Deduced a trap composed of 10 places in 68 ms of which 0 ms to minimize.
[2023-03-22 19:39:02] [INFO ] Deduced a trap composed of 26 places in 65 ms of which 0 ms to minimize.
[2023-03-22 19:39:02] [INFO ] Deduced a trap composed of 22 places in 59 ms of which 1 ms to minimize.
[2023-03-22 19:39:02] [INFO ] Deduced a trap composed of 21 places in 66 ms of which 2 ms to minimize.
[2023-03-22 19:39:02] [INFO ] Deduced a trap composed of 9 places in 65 ms of which 1 ms to minimize.
[2023-03-22 19:39:02] [INFO ] Deduced a trap composed of 18 places in 66 ms of which 1 ms to minimize.
[2023-03-22 19:39:02] [INFO ] Deduced a trap composed of 20 places in 67 ms of which 1 ms to minimize.
[2023-03-22 19:39:02] [INFO ] Deduced a trap composed of 20 places in 67 ms of which 0 ms to minimize.
[2023-03-22 19:39:03] [INFO ] Deduced a trap composed of 23 places in 75 ms of which 0 ms to minimize.
[2023-03-22 19:39:03] [INFO ] Deduced a trap composed of 17 places in 72 ms of which 0 ms to minimize.
[2023-03-22 19:39:03] [INFO ] Deduced a trap composed of 17 places in 84 ms of which 1 ms to minimize.
[2023-03-22 19:39:03] [INFO ] Deduced a trap composed of 39 places in 80 ms of which 0 ms to minimize.
[2023-03-22 19:39:03] [INFO ] Deduced a trap composed of 29 places in 79 ms of which 0 ms to minimize.
[2023-03-22 19:39:03] [INFO ] Deduced a trap composed of 19 places in 76 ms of which 0 ms to minimize.
[2023-03-22 19:39:03] [INFO ] Deduced a trap composed of 9 places in 84 ms of which 0 ms to minimize.
[2023-03-22 19:39:03] [INFO ] Deduced a trap composed of 52 places in 76 ms of which 0 ms to minimize.
[2023-03-22 19:39:03] [INFO ] Deduced a trap composed of 21 places in 67 ms of which 0 ms to minimize.
[2023-03-22 19:39:03] [INFO ] Deduced a trap composed of 8 places in 80 ms of which 0 ms to minimize.
[2023-03-22 19:39:04] [INFO ] Deduced a trap composed of 30 places in 73 ms of which 1 ms to minimize.
[2023-03-22 19:39:04] [INFO ] Trap strengthening (SAT) tested/added 84/83 trap constraints in 8165 ms
[2023-03-22 19:39:04] [INFO ] After 8449ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 135 ms.
[2023-03-22 19:39:04] [INFO ] After 8867ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 25 out of 266 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 266/266 places, 584/584 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 258 transition count 576
Applied a total of 16 rules in 49 ms. Remains 258 /266 variables (removed 8) and now considering 576/584 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 258/266 places, 576/584 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 983028 steps, run timeout after 3001 ms. (steps per millisecond=327 ) properties seen :{}
Probabilistic random walk after 983028 steps, saw 485538 distinct states, run finished after 3002 ms. (steps per millisecond=327 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 19:39:07] [INFO ] Flow matrix only has 408 transitions (discarded 168 similar events)
// Phase 1: matrix 408 rows 258 cols
[2023-03-22 19:39:07] [INFO ] Computed 82 place invariants in 7 ms
[2023-03-22 19:39:07] [INFO ] [Real]Absence check using 82 positive place invariants in 14 ms returned sat
[2023-03-22 19:39:07] [INFO ] After 275ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 19:39:07] [INFO ] [Nat]Absence check using 82 positive place invariants in 14 ms returned sat
[2023-03-22 19:39:07] [INFO ] After 198ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 19:39:07] [INFO ] State equation strengthened by 112 read => feed constraints.
[2023-03-22 19:39:08] [INFO ] After 152ms SMT Verify possible using 112 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 19:39:08] [INFO ] Deduced a trap composed of 9 places in 89 ms of which 1 ms to minimize.
[2023-03-22 19:39:08] [INFO ] Deduced a trap composed of 34 places in 86 ms of which 0 ms to minimize.
[2023-03-22 19:39:08] [INFO ] Deduced a trap composed of 20 places in 85 ms of which 1 ms to minimize.
[2023-03-22 19:39:08] [INFO ] Deduced a trap composed of 22 places in 78 ms of which 1 ms to minimize.
[2023-03-22 19:39:08] [INFO ] Deduced a trap composed of 24 places in 72 ms of which 0 ms to minimize.
[2023-03-22 19:39:08] [INFO ] Deduced a trap composed of 13 places in 78 ms of which 0 ms to minimize.
[2023-03-22 19:39:08] [INFO ] Deduced a trap composed of 34 places in 88 ms of which 0 ms to minimize.
[2023-03-22 19:39:09] [INFO ] Deduced a trap composed of 10 places in 75 ms of which 0 ms to minimize.
[2023-03-22 19:39:09] [INFO ] Deduced a trap composed of 17 places in 40 ms of which 0 ms to minimize.
[2023-03-22 19:39:09] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 884 ms
[2023-03-22 19:39:09] [INFO ] After 1154ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 122 ms.
[2023-03-22 19:39:09] [INFO ] After 1549ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 25 out of 258 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 258/258 places, 576/576 transitions.
Applied a total of 0 rules in 30 ms. Remains 258 /258 variables (removed 0) and now considering 576/576 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 258/258 places, 576/576 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 258/258 places, 576/576 transitions.
Applied a total of 0 rules in 14 ms. Remains 258 /258 variables (removed 0) and now considering 576/576 (removed 0) transitions.
[2023-03-22 19:39:09] [INFO ] Flow matrix only has 408 transitions (discarded 168 similar events)
[2023-03-22 19:39:09] [INFO ] Invariant cache hit.
[2023-03-22 19:39:09] [INFO ] Implicit Places using invariants in 165 ms returned [154, 155, 156, 157, 158, 159, 160, 161]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 167 ms to find 8 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 250/258 places, 576/576 transitions.
Applied a total of 0 rules in 13 ms. Remains 250 /250 variables (removed 0) and now considering 576/576 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 195 ms. Remains : 250/258 places, 576/576 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1036917 steps, run timeout after 3001 ms. (steps per millisecond=345 ) properties seen :{}
Probabilistic random walk after 1036917 steps, saw 511167 distinct states, run finished after 3001 ms. (steps per millisecond=345 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 19:39:12] [INFO ] Flow matrix only has 408 transitions (discarded 168 similar events)
// Phase 1: matrix 408 rows 250 cols
[2023-03-22 19:39:12] [INFO ] Computed 74 place invariants in 7 ms
[2023-03-22 19:39:12] [INFO ] [Real]Absence check using 74 positive place invariants in 12 ms returned sat
[2023-03-22 19:39:12] [INFO ] After 272ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 19:39:12] [INFO ] [Nat]Absence check using 74 positive place invariants in 13 ms returned sat
[2023-03-22 19:39:13] [INFO ] After 206ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 19:39:13] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:39:13] [INFO ] After 144ms SMT Verify possible using 48 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 19:39:13] [INFO ] Deduced a trap composed of 29 places in 83 ms of which 0 ms to minimize.
[2023-03-22 19:39:13] [INFO ] Deduced a trap composed of 10 places in 80 ms of which 1 ms to minimize.
[2023-03-22 19:39:13] [INFO ] Deduced a trap composed of 24 places in 81 ms of which 0 ms to minimize.
[2023-03-22 19:39:13] [INFO ] Deduced a trap composed of 20 places in 74 ms of which 0 ms to minimize.
[2023-03-22 19:39:13] [INFO ] Deduced a trap composed of 9 places in 67 ms of which 1 ms to minimize.
[2023-03-22 19:39:13] [INFO ] Deduced a trap composed of 9 places in 64 ms of which 1 ms to minimize.
[2023-03-22 19:39:14] [INFO ] Deduced a trap composed of 10 places in 42 ms of which 0 ms to minimize.
[2023-03-22 19:39:14] [INFO ] Deduced a trap composed of 23 places in 61 ms of which 1 ms to minimize.
[2023-03-22 19:39:14] [INFO ] Deduced a trap composed of 35 places in 69 ms of which 0 ms to minimize.
[2023-03-22 19:39:14] [INFO ] Deduced a trap composed of 8 places in 69 ms of which 0 ms to minimize.
[2023-03-22 19:39:14] [INFO ] Deduced a trap composed of 57 places in 73 ms of which 0 ms to minimize.
[2023-03-22 19:39:14] [INFO ] Deduced a trap composed of 13 places in 74 ms of which 0 ms to minimize.
[2023-03-22 19:39:14] [INFO ] Deduced a trap composed of 26 places in 74 ms of which 0 ms to minimize.
[2023-03-22 19:39:14] [INFO ] Deduced a trap composed of 31 places in 70 ms of which 0 ms to minimize.
[2023-03-22 19:39:14] [INFO ] Deduced a trap composed of 9 places in 79 ms of which 0 ms to minimize.
[2023-03-22 19:39:14] [INFO ] Deduced a trap composed of 39 places in 78 ms of which 1 ms to minimize.
[2023-03-22 19:39:14] [INFO ] Deduced a trap composed of 27 places in 85 ms of which 1 ms to minimize.
[2023-03-22 19:39:15] [INFO ] Deduced a trap composed of 17 places in 74 ms of which 1 ms to minimize.
[2023-03-22 19:39:15] [INFO ] Trap strengthening (SAT) tested/added 19/18 trap constraints in 1648 ms
[2023-03-22 19:39:15] [INFO ] After 1914ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 123 ms.
[2023-03-22 19:39:15] [INFO ] After 2307ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 25 out of 250 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 250/250 places, 576/576 transitions.
Applied a total of 0 rules in 18 ms. Remains 250 /250 variables (removed 0) and now considering 576/576 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 250/250 places, 576/576 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 250/250 places, 576/576 transitions.
Applied a total of 0 rules in 16 ms. Remains 250 /250 variables (removed 0) and now considering 576/576 (removed 0) transitions.
[2023-03-22 19:39:15] [INFO ] Flow matrix only has 408 transitions (discarded 168 similar events)
[2023-03-22 19:39:15] [INFO ] Invariant cache hit.
[2023-03-22 19:39:15] [INFO ] Implicit Places using invariants in 124 ms returned []
[2023-03-22 19:39:15] [INFO ] Flow matrix only has 408 transitions (discarded 168 similar events)
[2023-03-22 19:39:15] [INFO ] Invariant cache hit.
[2023-03-22 19:39:15] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:39:15] [INFO ] Implicit Places using invariants and state equation in 320 ms returned []
Implicit Place search using SMT with State Equation took 446 ms to find 0 implicit places.
[2023-03-22 19:39:15] [INFO ] Redundant transitions in 35 ms returned []
[2023-03-22 19:39:15] [INFO ] Flow matrix only has 408 transitions (discarded 168 similar events)
[2023-03-22 19:39:15] [INFO ] Invariant cache hit.
[2023-03-22 19:39:15] [INFO ] Dead Transitions using invariants and state equation in 193 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 694 ms. Remains : 250/250 places, 576/576 transitions.
Graph (trivial) has 248 edges and 250 vertex of which 40 / 250 are part of one of the 8 SCC in 3 ms
Free SCC test removed 32 places
Drop transitions removed 96 transitions
Ensure Unique test removed 112 transitions
Reduce isomorphic transitions removed 208 transitions.
Graph (complete) has 664 edges and 218 vertex of which 209 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 ms
Discarding 9 places :
Also discarding 0 output transitions
Drop transitions removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 0 with 64 rules applied. Total rules applied 66 place count 209 transition count 304
Performed 64 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 64 Pre rules applied. Total rules applied 66 place count 209 transition count 240
Deduced a syphon composed of 64 places in 0 ms
Ensure Unique test removed 56 places
Reduce places removed 120 places and 0 transitions.
Iterating global reduction 1 with 184 rules applied. Total rules applied 250 place count 89 transition count 240
Free-agglomeration rule applied 16 times.
Iterating global reduction 1 with 16 rules applied. Total rules applied 266 place count 89 transition count 224
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 282 place count 73 transition count 224
Partial Free-agglomeration rule applied 8 times.
Drop transitions removed 8 transitions
Iterating global reduction 2 with 8 rules applied. Total rules applied 290 place count 73 transition count 224
Drop transitions removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 2 with 8 rules applied. Total rules applied 298 place count 73 transition count 216
Applied a total of 298 rules in 53 ms. Remains 73 /250 variables (removed 177) and now considering 216/576 (removed 360) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 216 rows 73 cols
[2023-03-22 19:39:15] [INFO ] Computed 17 place invariants in 1 ms
[2023-03-22 19:39:16] [INFO ] [Real]Absence check using 17 positive place invariants in 2 ms returned sat
[2023-03-22 19:39:16] [INFO ] After 175ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 19:39:16] [INFO ] [Nat]Absence check using 17 positive place invariants in 2 ms returned sat
[2023-03-22 19:39:16] [INFO ] After 155ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 19:39:16] [INFO ] Deduced a trap composed of 6 places in 24 ms of which 0 ms to minimize.
[2023-03-22 19:39:16] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 1 ms to minimize.
[2023-03-22 19:39:16] [INFO ] Deduced a trap composed of 6 places in 21 ms of which 1 ms to minimize.
[2023-03-22 19:39:16] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 109 ms
[2023-03-22 19:39:16] [INFO ] After 381ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 113 ms.
[2023-03-22 19:39:16] [INFO ] After 519ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Computed a total of 1 stabilizing places and 8 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(((p0 U p1)||G(F(p2))))))'
Support contains 26 out of 266 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 266/266 places, 584/584 transitions.
Applied a total of 0 rules in 2 ms. Remains 266 /266 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:39:17] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
// Phase 1: matrix 416 rows 266 cols
[2023-03-22 19:39:17] [INFO ] Computed 82 place invariants in 5 ms
[2023-03-22 19:39:17] [INFO ] Implicit Places using invariants in 151 ms returned [162, 163, 164, 165, 166, 167, 168, 169]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 152 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 258/266 places, 584/584 transitions.
Applied a total of 0 rules in 2 ms. Remains 258 /258 variables (removed 0) and now considering 584/584 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 157 ms. Remains : 258/266 places, 584/584 transitions.
Stuttering acceptance computed with spot in 199 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : LamportFastMutEx-COL-8-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(OR (AND (GEQ s9 1) (GEQ s80 1)) (AND (GEQ s14 1) (GEQ s81 1)) (AND (GEQ s9 1) (GEQ s78 1)) (AND (GEQ s8 1) (GEQ s76 1)) (AND (GEQ s8 1) (GEQ s78 1)) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 6553 reset in 712 ms.
Product exploration explored 100000 steps with 6596 reset in 612 ms.
Computed a total of 1 stabilizing places and 8 stable transitions
Computed a total of 1 stabilizing places and 8 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2)), (X (AND (NOT p1) (NOT p2))), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 215 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 95 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Finished random walk after 18 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=18 )
Knowledge obtained : [(AND (NOT p1) (NOT p2)), (X (AND (NOT p1) (NOT p2))), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (AND (NOT p2) (NOT p1))))]
Knowledge based reduction with 5 factoid took 224 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 96 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 96 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
[2023-03-22 19:39:19] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
// Phase 1: matrix 416 rows 258 cols
[2023-03-22 19:39:19] [INFO ] Computed 74 place invariants in 5 ms
[2023-03-22 19:39:20] [INFO ] [Real]Absence check using 74 positive place invariants in 25 ms returned sat
[2023-03-22 19:39:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 19:39:20] [INFO ] [Real]Absence check using state equation in 157 ms returned sat
[2023-03-22 19:39:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 19:39:20] [INFO ] [Nat]Absence check using 74 positive place invariants in 36 ms returned sat
[2023-03-22 19:39:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 19:39:21] [INFO ] [Nat]Absence check using state equation in 233 ms returned sat
[2023-03-22 19:39:21] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:39:21] [INFO ] [Nat]Added 48 Read/Feed constraints in 21 ms returned sat
[2023-03-22 19:39:21] [INFO ] Deduced a trap composed of 10 places in 90 ms of which 0 ms to minimize.
[2023-03-22 19:39:21] [INFO ] Deduced a trap composed of 9 places in 72 ms of which 1 ms to minimize.
[2023-03-22 19:39:21] [INFO ] Deduced a trap composed of 9 places in 76 ms of which 0 ms to minimize.
[2023-03-22 19:39:21] [INFO ] Deduced a trap composed of 32 places in 76 ms of which 0 ms to minimize.
[2023-03-22 19:39:21] [INFO ] Deduced a trap composed of 9 places in 70 ms of which 1 ms to minimize.
[2023-03-22 19:39:21] [INFO ] Deduced a trap composed of 17 places in 72 ms of which 1 ms to minimize.
[2023-03-22 19:39:21] [INFO ] Deduced a trap composed of 29 places in 70 ms of which 0 ms to minimize.
[2023-03-22 19:39:21] [INFO ] Deduced a trap composed of 9 places in 49 ms of which 1 ms to minimize.
[2023-03-22 19:39:21] [INFO ] Deduced a trap composed of 9 places in 32 ms of which 0 ms to minimize.
[2023-03-22 19:39:21] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 818 ms
[2023-03-22 19:39:21] [INFO ] Computed and/alt/rep : 240/1056/240 causal constraints (skipped 168 transitions) in 28 ms.
[2023-03-22 19:39:22] [INFO ] Added : 168 causal constraints over 34 iterations in 1102 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
Support contains 26 out of 258 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 258/258 places, 584/584 transitions.
Applied a total of 0 rules in 3 ms. Remains 258 /258 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:39:22] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:39:22] [INFO ] Invariant cache hit.
[2023-03-22 19:39:23] [INFO ] Implicit Places using invariants in 117 ms returned []
[2023-03-22 19:39:23] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:39:23] [INFO ] Invariant cache hit.
[2023-03-22 19:39:23] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:39:23] [INFO ] Implicit Places using invariants and state equation in 322 ms returned []
Implicit Place search using SMT with State Equation took 440 ms to find 0 implicit places.
[2023-03-22 19:39:23] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:39:23] [INFO ] Invariant cache hit.
[2023-03-22 19:39:23] [INFO ] Dead Transitions using invariants and state equation in 199 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 642 ms. Remains : 258/258 places, 584/584 transitions.
Computed a total of 1 stabilizing places and 8 stable transitions
Computed a total of 1 stabilizing places and 8 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 162 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 111 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Finished random walk after 27 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=9 )
Knowledge obtained : [(AND (NOT p1) (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (AND (NOT p2) (NOT p1))))]
Knowledge based reduction with 5 factoid took 211 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 121 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 114 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
[2023-03-22 19:39:24] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:39:24] [INFO ] Invariant cache hit.
[2023-03-22 19:39:24] [INFO ] [Real]Absence check using 74 positive place invariants in 25 ms returned sat
[2023-03-22 19:39:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 19:39:25] [INFO ] [Real]Absence check using state equation in 161 ms returned sat
[2023-03-22 19:39:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 19:39:25] [INFO ] [Nat]Absence check using 74 positive place invariants in 35 ms returned sat
[2023-03-22 19:39:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 19:39:25] [INFO ] [Nat]Absence check using state equation in 240 ms returned sat
[2023-03-22 19:39:25] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:39:25] [INFO ] [Nat]Added 48 Read/Feed constraints in 21 ms returned sat
[2023-03-22 19:39:25] [INFO ] Deduced a trap composed of 9 places in 87 ms of which 0 ms to minimize.
[2023-03-22 19:39:26] [INFO ] Deduced a trap composed of 9 places in 89 ms of which 1 ms to minimize.
[2023-03-22 19:39:26] [INFO ] Deduced a trap composed of 11 places in 82 ms of which 0 ms to minimize.
[2023-03-22 19:39:26] [INFO ] Deduced a trap composed of 10 places in 75 ms of which 0 ms to minimize.
[2023-03-22 19:39:26] [INFO ] Deduced a trap composed of 27 places in 85 ms of which 0 ms to minimize.
[2023-03-22 19:39:26] [INFO ] Deduced a trap composed of 23 places in 83 ms of which 0 ms to minimize.
[2023-03-22 19:39:26] [INFO ] Deduced a trap composed of 9 places in 77 ms of which 0 ms to minimize.
[2023-03-22 19:39:26] [INFO ] Deduced a trap composed of 10 places in 70 ms of which 1 ms to minimize.
[2023-03-22 19:39:26] [INFO ] Deduced a trap composed of 9 places in 68 ms of which 1 ms to minimize.
[2023-03-22 19:39:26] [INFO ] Deduced a trap composed of 22 places in 75 ms of which 1 ms to minimize.
[2023-03-22 19:39:26] [INFO ] Deduced a trap composed of 22 places in 71 ms of which 0 ms to minimize.
[2023-03-22 19:39:26] [INFO ] Deduced a trap composed of 9 places in 83 ms of which 0 ms to minimize.
[2023-03-22 19:39:27] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 1166 ms
[2023-03-22 19:39:27] [INFO ] Computed and/alt/rep : 240/1056/240 causal constraints (skipped 168 transitions) in 28 ms.
[2023-03-22 19:39:28] [INFO ] Added : 193 causal constraints over 39 iterations in 1224 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 6571 reset in 550 ms.
Product exploration explored 100000 steps with 6564 reset in 564 ms.
Applying partial POR strategy [false, true, true]
Stuttering acceptance computed with spot in 99 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Support contains 26 out of 258 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 258/258 places, 584/584 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 1 ms
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 258 transition count 584
Deduced a syphon composed of 8 places in 0 ms
Applied a total of 8 rules in 39 ms. Remains 258 /258 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:39:29] [INFO ] Redundant transitions in 12 ms returned []
[2023-03-22 19:39:29] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
// Phase 1: matrix 416 rows 258 cols
[2023-03-22 19:39:29] [INFO ] Computed 74 place invariants in 2 ms
[2023-03-22 19:39:29] [INFO ] Dead Transitions using invariants and state equation in 203 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 258/258 places, 584/584 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 262 ms. Remains : 258/258 places, 584/584 transitions.
Support contains 26 out of 258 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 258/258 places, 584/584 transitions.
Applied a total of 0 rules in 3 ms. Remains 258 /258 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:39:29] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
// Phase 1: matrix 416 rows 258 cols
[2023-03-22 19:39:29] [INFO ] Computed 74 place invariants in 2 ms
[2023-03-22 19:39:30] [INFO ] Implicit Places using invariants in 129 ms returned []
[2023-03-22 19:39:30] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:39:30] [INFO ] Invariant cache hit.
[2023-03-22 19:39:30] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:39:30] [INFO ] Implicit Places using invariants and state equation in 305 ms returned []
Implicit Place search using SMT with State Equation took 437 ms to find 0 implicit places.
[2023-03-22 19:39:30] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:39:30] [INFO ] Invariant cache hit.
[2023-03-22 19:39:30] [INFO ] Dead Transitions using invariants and state equation in 202 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 643 ms. Remains : 258/258 places, 584/584 transitions.
Treatment of property LamportFastMutEx-COL-8-LTLFireability-00 finished in 13658 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 16 out of 266 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 266/266 places, 584/584 transitions.
Applied a total of 0 rules in 3 ms. Remains 266 /266 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:39:30] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
// Phase 1: matrix 416 rows 266 cols
[2023-03-22 19:39:30] [INFO ] Computed 82 place invariants in 2 ms
[2023-03-22 19:39:30] [INFO ] Implicit Places using invariants in 161 ms returned [162, 163, 164, 165, 166, 167, 168, 169]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 162 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 258/266 places, 584/584 transitions.
Applied a total of 0 rules in 2 ms. Remains 258 /258 variables (removed 0) and now considering 584/584 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 168 ms. Remains : 258/266 places, 584/584 transitions.
Stuttering acceptance computed with spot in 89 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-8-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(AND (OR (LT s18 1) (LT s226 1)) (OR (LT s20 1) (LT s228 1)) (OR (LT s22 1) (LT s230 1)) (OR (LT s24 1) (LT s232 1)) (OR (LT s19 1) (LT s227 1)) (OR (L...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 264 ms.
Product exploration explored 100000 steps with 33333 reset in 265 ms.
Computed a total of 1 stabilizing places and 8 stable transitions
Computed a total of 1 stabilizing places and 8 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X p0))
Knowledge based reduction with 2 factoid took 210 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA LamportFastMutEx-COL-8-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LamportFastMutEx-COL-8-LTLFireability-01 finished in 1016 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(!p0)) U G(p1)))'
Support contains 25 out of 266 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 266/266 places, 584/584 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 258 transition count 576
Applied a total of 16 rules in 22 ms. Remains 258 /266 variables (removed 8) and now considering 576/584 (removed 8) transitions.
[2023-03-22 19:39:31] [INFO ] Flow matrix only has 408 transitions (discarded 168 similar events)
// Phase 1: matrix 408 rows 258 cols
[2023-03-22 19:39:31] [INFO ] Computed 82 place invariants in 6 ms
[2023-03-22 19:39:31] [INFO ] Implicit Places using invariants in 160 ms returned [154, 155, 156, 157, 158, 159, 160, 161]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 161 ms to find 8 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 250/266 places, 576/584 transitions.
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 8 Pre rules applied. Total rules applied 0 place count 250 transition count 568
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 242 transition count 568
Applied a total of 16 rules in 23 ms. Remains 242 /250 variables (removed 8) and now considering 568/576 (removed 8) transitions.
[2023-03-22 19:39:31] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
// Phase 1: matrix 400 rows 242 cols
[2023-03-22 19:39:31] [INFO ] Computed 74 place invariants in 5 ms
[2023-03-22 19:39:32] [INFO ] Implicit Places using invariants in 153 ms returned []
[2023-03-22 19:39:32] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:39:32] [INFO ] Invariant cache hit.
[2023-03-22 19:39:32] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:39:32] [INFO ] Implicit Places using invariants and state equation in 345 ms returned []
Implicit Place search using SMT with State Equation took 500 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 242/266 places, 568/584 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 707 ms. Remains : 242/266 places, 568/584 transitions.
Stuttering acceptance computed with spot in 120 ms :[(NOT p1), p0, (AND p0 p1)]
Running random walk in product with property : LamportFastMutEx-COL-8-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={0} source=1 dest: 1}], [{ cond=(AND p1 p0), acceptance={} source=2 dest: 1}, { cond=p1, acceptance={} source=2 dest: 2}]], initial=0, aps=[p1:(OR (AND (GEQ s25 1) (GEQ s230 1)) (AND (GEQ s20 1) (GEQ s227 1)) (AND (GEQ s25 1) (GEQ s232 1)) (AND (GEQ s20 1) (GEQ s229 1)) (AND (GEQ s20 1) (GEQ s...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 31129 reset in 1087 ms.
Product exploration explored 100000 steps with 31191 reset in 1079 ms.
Computed a total of 1 stabilizing places and 8 stable transitions
Computed a total of 1 stabilizing places and 8 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 7 factoid took 330 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 110 ms :[(NOT p1), p0, (AND p0 p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 4) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-22 19:39:35] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:39:35] [INFO ] Invariant cache hit.
[2023-03-22 19:39:35] [INFO ] [Real]Absence check using 74 positive place invariants in 11 ms returned sat
[2023-03-22 19:39:35] [INFO ] After 301ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 19:39:35] [INFO ] [Nat]Absence check using 74 positive place invariants in 12 ms returned sat
[2023-03-22 19:39:35] [INFO ] After 237ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 19:39:35] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:39:36] [INFO ] After 161ms SMT Verify possible using 48 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 19:39:36] [INFO ] Deduced a trap composed of 46 places in 109 ms of which 0 ms to minimize.
[2023-03-22 19:39:36] [INFO ] Deduced a trap composed of 44 places in 109 ms of which 1 ms to minimize.
[2023-03-22 19:39:36] [INFO ] Deduced a trap composed of 7 places in 108 ms of which 0 ms to minimize.
[2023-03-22 19:39:36] [INFO ] Deduced a trap composed of 7 places in 108 ms of which 0 ms to minimize.
[2023-03-22 19:39:36] [INFO ] Deduced a trap composed of 7 places in 106 ms of which 0 ms to minimize.
[2023-03-22 19:39:36] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 679 ms
[2023-03-22 19:39:36] [INFO ] After 992ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 153 ms.
[2023-03-22 19:39:37] [INFO ] After 1449ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 27 ms.
Support contains 25 out of 242 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 242/242 places, 568/568 transitions.
Applied a total of 0 rules in 9 ms. Remains 242 /242 variables (removed 0) and now considering 568/568 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 242/242 places, 568/568 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 901362 steps, run timeout after 3001 ms. (steps per millisecond=300 ) properties seen :{}
Probabilistic random walk after 901362 steps, saw 450636 distinct states, run finished after 3001 ms. (steps per millisecond=300 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 19:39:40] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:39:40] [INFO ] Invariant cache hit.
[2023-03-22 19:39:40] [INFO ] [Real]Absence check using 74 positive place invariants in 12 ms returned sat
[2023-03-22 19:39:40] [INFO ] After 297ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 19:39:40] [INFO ] [Nat]Absence check using 74 positive place invariants in 11 ms returned sat
[2023-03-22 19:39:40] [INFO ] After 240ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 19:39:40] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:39:40] [INFO ] After 159ms SMT Verify possible using 48 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 19:39:41] [INFO ] Deduced a trap composed of 46 places in 125 ms of which 1 ms to minimize.
[2023-03-22 19:39:41] [INFO ] Deduced a trap composed of 44 places in 111 ms of which 1 ms to minimize.
[2023-03-22 19:39:41] [INFO ] Deduced a trap composed of 7 places in 106 ms of which 1 ms to minimize.
[2023-03-22 19:39:41] [INFO ] Deduced a trap composed of 7 places in 112 ms of which 0 ms to minimize.
[2023-03-22 19:39:41] [INFO ] Deduced a trap composed of 7 places in 109 ms of which 0 ms to minimize.
[2023-03-22 19:39:41] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 710 ms
[2023-03-22 19:39:41] [INFO ] After 1018ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 157 ms.
[2023-03-22 19:39:41] [INFO ] After 1472ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 24 ms.
Support contains 25 out of 242 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 242/242 places, 568/568 transitions.
Applied a total of 0 rules in 8 ms. Remains 242 /242 variables (removed 0) and now considering 568/568 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 242/242 places, 568/568 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 242/242 places, 568/568 transitions.
Applied a total of 0 rules in 8 ms. Remains 242 /242 variables (removed 0) and now considering 568/568 (removed 0) transitions.
[2023-03-22 19:39:42] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:39:42] [INFO ] Invariant cache hit.
[2023-03-22 19:39:42] [INFO ] Implicit Places using invariants in 149 ms returned []
[2023-03-22 19:39:42] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:39:42] [INFO ] Invariant cache hit.
[2023-03-22 19:39:42] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:39:42] [INFO ] Implicit Places using invariants and state equation in 356 ms returned []
Implicit Place search using SMT with State Equation took 507 ms to find 0 implicit places.
[2023-03-22 19:39:42] [INFO ] Redundant transitions in 8 ms returned []
[2023-03-22 19:39:42] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:39:42] [INFO ] Invariant cache hit.
[2023-03-22 19:39:42] [INFO ] Dead Transitions using invariants and state equation in 195 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 725 ms. Remains : 242/242 places, 568/568 transitions.
Ensure Unique test removed 168 transitions
Reduce isomorphic transitions removed 168 transitions.
Iterating post reduction 0 with 168 rules applied. Total rules applied 168 place count 242 transition count 400
Performed 64 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 64 Pre rules applied. Total rules applied 168 place count 242 transition count 336
Deduced a syphon composed of 64 places in 0 ms
Ensure Unique test removed 56 places
Reduce places removed 120 places and 0 transitions.
Iterating global reduction 1 with 184 rules applied. Total rules applied 352 place count 122 transition count 336
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 368 place count 114 transition count 328
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 376 place count 106 transition count 312
Iterating global reduction 1 with 8 rules applied. Total rules applied 384 place count 106 transition count 312
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 392 place count 106 transition count 304
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 400 place count 98 transition count 304
Drop transitions removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 2 with 8 rules applied. Total rules applied 408 place count 98 transition count 296
Applied a total of 408 rules in 24 ms. Remains 98 /242 variables (removed 144) and now considering 296/568 (removed 272) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 296 rows 98 cols
[2023-03-22 19:39:42] [INFO ] Computed 18 place invariants in 1 ms
[2023-03-22 19:39:42] [INFO ] [Real]Absence check using 18 positive place invariants in 2 ms returned sat
[2023-03-22 19:39:43] [INFO ] After 229ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 19:39:43] [INFO ] [Nat]Absence check using 18 positive place invariants in 2 ms returned sat
[2023-03-22 19:39:43] [INFO ] After 188ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 19:39:43] [INFO ] After 333ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 141 ms.
[2023-03-22 19:39:43] [INFO ] After 513ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X (NOT p0))), (F p1), (F p0), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 7 factoid took 419 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[(NOT p1), p0, (AND p0 p1)]
Stuttering acceptance computed with spot in 103 ms :[(NOT p1), p0, (AND p0 p1)]
[2023-03-22 19:39:44] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
// Phase 1: matrix 400 rows 242 cols
[2023-03-22 19:39:44] [INFO ] Computed 74 place invariants in 7 ms
[2023-03-22 19:39:44] [INFO ] [Real]Absence check using 74 positive place invariants in 25 ms returned sat
[2023-03-22 19:39:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 19:39:44] [INFO ] [Real]Absence check using state equation in 174 ms returned sat
[2023-03-22 19:39:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 19:39:45] [INFO ] [Nat]Absence check using 74 positive place invariants in 27 ms returned sat
[2023-03-22 19:39:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 19:39:45] [INFO ] [Nat]Absence check using state equation in 168 ms returned sat
[2023-03-22 19:39:45] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:39:45] [INFO ] [Nat]Added 48 Read/Feed constraints in 20 ms returned sat
[2023-03-22 19:39:45] [INFO ] Deduced a trap composed of 23 places in 83 ms of which 0 ms to minimize.
[2023-03-22 19:39:45] [INFO ] Deduced a trap composed of 31 places in 94 ms of which 1 ms to minimize.
[2023-03-22 19:39:45] [INFO ] Deduced a trap composed of 10 places in 77 ms of which 1 ms to minimize.
[2023-03-22 19:39:45] [INFO ] Deduced a trap composed of 20 places in 56 ms of which 1 ms to minimize.
[2023-03-22 19:39:45] [INFO ] Deduced a trap composed of 9 places in 58 ms of which 0 ms to minimize.
[2023-03-22 19:39:45] [INFO ] Deduced a trap composed of 9 places in 44 ms of which 0 ms to minimize.
[2023-03-22 19:39:45] [INFO ] Deduced a trap composed of 9 places in 38 ms of which 0 ms to minimize.
[2023-03-22 19:39:45] [INFO ] Deduced a trap composed of 9 places in 32 ms of which 0 ms to minimize.
[2023-03-22 19:39:45] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 642 ms
[2023-03-22 19:39:46] [INFO ] Computed and/alt/rep : 216/968/216 causal constraints (skipped 176 transitions) in 30 ms.
[2023-03-22 19:39:46] [INFO ] Added : 150 causal constraints over 30 iterations in 863 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 25 out of 242 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 242/242 places, 568/568 transitions.
Applied a total of 0 rules in 11 ms. Remains 242 /242 variables (removed 0) and now considering 568/568 (removed 0) transitions.
[2023-03-22 19:39:46] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:39:46] [INFO ] Invariant cache hit.
[2023-03-22 19:39:47] [INFO ] Implicit Places using invariants in 155 ms returned []
[2023-03-22 19:39:47] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:39:47] [INFO ] Invariant cache hit.
[2023-03-22 19:39:47] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:39:47] [INFO ] Implicit Places using invariants and state equation in 354 ms returned []
Implicit Place search using SMT with State Equation took 511 ms to find 0 implicit places.
[2023-03-22 19:39:47] [INFO ] Redundant transitions in 6 ms returned []
[2023-03-22 19:39:47] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:39:47] [INFO ] Invariant cache hit.
[2023-03-22 19:39:47] [INFO ] Dead Transitions using invariants and state equation in 186 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 724 ms. Remains : 242/242 places, 568/568 transitions.
Computed a total of 1 stabilizing places and 8 stable transitions
Computed a total of 1 stabilizing places and 8 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 7 factoid took 325 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 109 ms :[(NOT p1), p0, (AND p0 p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 4) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-22 19:39:48] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:39:48] [INFO ] Invariant cache hit.
[2023-03-22 19:39:48] [INFO ] [Real]Absence check using 74 positive place invariants in 12 ms returned sat
[2023-03-22 19:39:48] [INFO ] After 299ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 19:39:48] [INFO ] [Nat]Absence check using 74 positive place invariants in 11 ms returned sat
[2023-03-22 19:39:48] [INFO ] After 235ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 19:39:48] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:39:48] [INFO ] After 164ms SMT Verify possible using 48 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 19:39:49] [INFO ] Deduced a trap composed of 46 places in 108 ms of which 1 ms to minimize.
[2023-03-22 19:39:49] [INFO ] Deduced a trap composed of 44 places in 117 ms of which 0 ms to minimize.
[2023-03-22 19:39:49] [INFO ] Deduced a trap composed of 7 places in 109 ms of which 1 ms to minimize.
[2023-03-22 19:39:49] [INFO ] Deduced a trap composed of 7 places in 109 ms of which 1 ms to minimize.
[2023-03-22 19:39:49] [INFO ] Deduced a trap composed of 7 places in 105 ms of which 1 ms to minimize.
[2023-03-22 19:39:49] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 680 ms
[2023-03-22 19:39:49] [INFO ] After 995ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 158 ms.
[2023-03-22 19:39:49] [INFO ] After 1452ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 27 ms.
Support contains 25 out of 242 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 242/242 places, 568/568 transitions.
Applied a total of 0 rules in 9 ms. Remains 242 /242 variables (removed 0) and now considering 568/568 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 242/242 places, 568/568 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 899988 steps, run timeout after 3001 ms. (steps per millisecond=299 ) properties seen :{}
Probabilistic random walk after 899988 steps, saw 449919 distinct states, run finished after 3001 ms. (steps per millisecond=299 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 19:39:53] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:39:53] [INFO ] Invariant cache hit.
[2023-03-22 19:39:53] [INFO ] [Real]Absence check using 74 positive place invariants in 11 ms returned sat
[2023-03-22 19:39:53] [INFO ] After 300ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 19:39:53] [INFO ] [Nat]Absence check using 74 positive place invariants in 12 ms returned sat
[2023-03-22 19:39:53] [INFO ] After 235ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 19:39:53] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:39:53] [INFO ] After 153ms SMT Verify possible using 48 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 19:39:54] [INFO ] Deduced a trap composed of 46 places in 97 ms of which 0 ms to minimize.
[2023-03-22 19:39:54] [INFO ] Deduced a trap composed of 44 places in 108 ms of which 0 ms to minimize.
[2023-03-22 19:39:54] [INFO ] Deduced a trap composed of 7 places in 111 ms of which 0 ms to minimize.
[2023-03-22 19:39:54] [INFO ] Deduced a trap composed of 7 places in 109 ms of which 0 ms to minimize.
[2023-03-22 19:39:54] [INFO ] Deduced a trap composed of 7 places in 112 ms of which 0 ms to minimize.
[2023-03-22 19:39:54] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 687 ms
[2023-03-22 19:39:54] [INFO ] After 992ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 158 ms.
[2023-03-22 19:39:54] [INFO ] After 1444ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 25 ms.
Support contains 25 out of 242 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 242/242 places, 568/568 transitions.
Applied a total of 0 rules in 9 ms. Remains 242 /242 variables (removed 0) and now considering 568/568 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 242/242 places, 568/568 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 242/242 places, 568/568 transitions.
Applied a total of 0 rules in 10 ms. Remains 242 /242 variables (removed 0) and now considering 568/568 (removed 0) transitions.
[2023-03-22 19:39:54] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:39:54] [INFO ] Invariant cache hit.
[2023-03-22 19:39:54] [INFO ] Implicit Places using invariants in 150 ms returned []
[2023-03-22 19:39:54] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:39:54] [INFO ] Invariant cache hit.
[2023-03-22 19:39:55] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:39:55] [INFO ] Implicit Places using invariants and state equation in 359 ms returned []
Implicit Place search using SMT with State Equation took 512 ms to find 0 implicit places.
[2023-03-22 19:39:55] [INFO ] Redundant transitions in 4 ms returned []
[2023-03-22 19:39:55] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:39:55] [INFO ] Invariant cache hit.
[2023-03-22 19:39:55] [INFO ] Dead Transitions using invariants and state equation in 192 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 726 ms. Remains : 242/242 places, 568/568 transitions.
Ensure Unique test removed 168 transitions
Reduce isomorphic transitions removed 168 transitions.
Iterating post reduction 0 with 168 rules applied. Total rules applied 168 place count 242 transition count 400
Performed 64 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 64 Pre rules applied. Total rules applied 168 place count 242 transition count 336
Deduced a syphon composed of 64 places in 0 ms
Ensure Unique test removed 56 places
Reduce places removed 120 places and 0 transitions.
Iterating global reduction 1 with 184 rules applied. Total rules applied 352 place count 122 transition count 336
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 368 place count 114 transition count 328
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 376 place count 106 transition count 312
Iterating global reduction 1 with 8 rules applied. Total rules applied 384 place count 106 transition count 312
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 392 place count 106 transition count 304
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 400 place count 98 transition count 304
Drop transitions removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 2 with 8 rules applied. Total rules applied 408 place count 98 transition count 296
Applied a total of 408 rules in 18 ms. Remains 98 /242 variables (removed 144) and now considering 296/568 (removed 272) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 296 rows 98 cols
[2023-03-22 19:39:55] [INFO ] Computed 18 place invariants in 2 ms
[2023-03-22 19:39:55] [INFO ] [Real]Absence check using 18 positive place invariants in 2 ms returned sat
[2023-03-22 19:39:55] [INFO ] After 234ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 19:39:55] [INFO ] [Nat]Absence check using 18 positive place invariants in 3 ms returned sat
[2023-03-22 19:39:56] [INFO ] After 185ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 19:39:56] [INFO ] After 342ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 139 ms.
[2023-03-22 19:39:56] [INFO ] After 510ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (F p1), (F p0), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 7 factoid took 407 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p1), p0, (AND p0 p1)]
Stuttering acceptance computed with spot in 171 ms :[(NOT p1), p0, (AND p0 p1)]
[2023-03-22 19:39:57] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
// Phase 1: matrix 400 rows 242 cols
[2023-03-22 19:39:57] [INFO ] Computed 74 place invariants in 5 ms
[2023-03-22 19:39:57] [INFO ] [Real]Absence check using 74 positive place invariants in 25 ms returned sat
[2023-03-22 19:39:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 19:39:57] [INFO ] [Real]Absence check using state equation in 179 ms returned sat
[2023-03-22 19:39:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 19:39:58] [INFO ] [Nat]Absence check using 74 positive place invariants in 27 ms returned sat
[2023-03-22 19:39:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 19:39:58] [INFO ] [Nat]Absence check using state equation in 169 ms returned sat
[2023-03-22 19:39:58] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:39:58] [INFO ] [Nat]Added 48 Read/Feed constraints in 19 ms returned sat
[2023-03-22 19:39:58] [INFO ] Deduced a trap composed of 23 places in 89 ms of which 0 ms to minimize.
[2023-03-22 19:39:58] [INFO ] Deduced a trap composed of 31 places in 87 ms of which 1 ms to minimize.
[2023-03-22 19:39:58] [INFO ] Deduced a trap composed of 10 places in 78 ms of which 1 ms to minimize.
[2023-03-22 19:39:58] [INFO ] Deduced a trap composed of 20 places in 56 ms of which 0 ms to minimize.
[2023-03-22 19:39:58] [INFO ] Deduced a trap composed of 9 places in 59 ms of which 0 ms to minimize.
[2023-03-22 19:39:58] [INFO ] Deduced a trap composed of 9 places in 47 ms of which 1 ms to minimize.
[2023-03-22 19:39:58] [INFO ] Deduced a trap composed of 9 places in 42 ms of which 0 ms to minimize.
[2023-03-22 19:39:58] [INFO ] Deduced a trap composed of 9 places in 30 ms of which 1 ms to minimize.
[2023-03-22 19:39:58] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 632 ms
[2023-03-22 19:39:58] [INFO ] Computed and/alt/rep : 216/968/216 causal constraints (skipped 176 transitions) in 26 ms.
[2023-03-22 19:39:59] [INFO ] Added : 150 causal constraints over 30 iterations in 844 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 101 ms :[(NOT p1), p0, (AND p0 p1)]
Product exploration explored 100000 steps with 31067 reset in 886 ms.
Product exploration explored 100000 steps with 31103 reset in 885 ms.
Support contains 25 out of 242 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 242/242 places, 568/568 transitions.
Applied a total of 0 rules in 8 ms. Remains 242 /242 variables (removed 0) and now considering 568/568 (removed 0) transitions.
[2023-03-22 19:40:01] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:40:01] [INFO ] Invariant cache hit.
[2023-03-22 19:40:01] [INFO ] Implicit Places using invariants in 155 ms returned []
[2023-03-22 19:40:01] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:40:01] [INFO ] Invariant cache hit.
[2023-03-22 19:40:01] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:40:02] [INFO ] Implicit Places using invariants and state equation in 359 ms returned []
Implicit Place search using SMT with State Equation took 519 ms to find 0 implicit places.
[2023-03-22 19:40:02] [INFO ] Redundant transitions in 4 ms returned []
[2023-03-22 19:40:02] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:40:02] [INFO ] Invariant cache hit.
[2023-03-22 19:40:02] [INFO ] Dead Transitions using invariants and state equation in 196 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 732 ms. Remains : 242/242 places, 568/568 transitions.
Treatment of property LamportFastMutEx-COL-8-LTLFireability-02 finished in 30623 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((X((p1&&G((F(p2) U p3))))||p0))))'
Support contains 130 out of 266 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 266/266 places, 584/584 transitions.
Applied a total of 0 rules in 2 ms. Remains 266 /266 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:40:02] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
// Phase 1: matrix 416 rows 266 cols
[2023-03-22 19:40:02] [INFO ] Computed 82 place invariants in 2 ms
[2023-03-22 19:40:02] [INFO ] Implicit Places using invariants in 94 ms returned []
[2023-03-22 19:40:02] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:02] [INFO ] Invariant cache hit.
[2023-03-22 19:40:02] [INFO ] State equation strengthened by 112 read => feed constraints.
[2023-03-22 19:40:02] [INFO ] Implicit Places using invariants and state equation in 290 ms returned []
Implicit Place search using SMT with State Equation took 386 ms to find 0 implicit places.
[2023-03-22 19:40:02] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:02] [INFO ] Invariant cache hit.
[2023-03-22 19:40:02] [INFO ] Dead Transitions using invariants and state equation in 205 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 595 ms. Remains : 266/266 places, 584/584 transitions.
Stuttering acceptance computed with spot in 310 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p3))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p3))), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2) (NOT p3))), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2) (NOT p3))), (AND (NOT p0) (NOT p2) (NOT p3))]
Running random walk in product with property : LamportFastMutEx-COL-8-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={1} source=0 dest: 0}, { cond=(NOT p0), acceptance={0, 1} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={1} source=1 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=1 dest: 1}, { cond=(AND (NOT p0) p1 (NOT p3) (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(AND p1 (NOT p3)), acceptance={} source=1 dest: 3}, { cond=p1, acceptance={} source=1 dest: 4}, { cond=(AND p1 (NOT p3) (NOT p2)), acceptance={} source=1 dest: 5}], [{ cond=(OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p3) (NOT p2))), acceptance={0, 1} source=2 dest: 2}, { cond=(OR (AND (NOT p1) (NOT p2)) (AND (NOT p3) (NOT p2))), acceptance={1} source=2 dest: 5}, { cond=(AND p0 p1 p3 (NOT p2)), acceptance={} source=2 dest: 6}, { cond=(AND (NOT p0) p1 p3 (NOT p2)), acceptance={0} source=2 dest: 6}], [{ cond=(AND (NOT p0) (NOT p3) (NOT p2)), acceptance={} source=3 dest: 2}, { cond=(AND p0 (NOT p3)), acceptance={1} source=3 dest: 3}, { cond=(AND (NOT p0) (NOT p3)), acceptance={0, 1} source=3 dest: 3}, { cond=(AND (NOT p3) (NOT p2)), acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p0) (NOT p3) (NOT p2)), acceptance={} source=4 dest: 2}, { cond=(NOT p3), acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}, { cond=(AND (NOT p3) (NOT p2)), acceptance={} source=4 dest: 5}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0, 1} source=5 dest: 2}, { cond=(NOT p2), acceptance={1} source=5 dest: 5}], [{ cond=(AND (NOT p0) (NOT p3) (NOT p2)), acceptance={0, 1} source=6 dest: 2}, { cond=(AND (NOT p3) (NOT p2)), acceptance={1} source=6 dest: 5}, { cond=(AND p0 p3 (NOT p2)), acceptance={} source=6 dest: 6}, { cond=(AND (NOT p0) p3 (NOT p2)), acceptance={0} source=6 dest: 6}]], initial=0, aps=[p0:(OR (AND (GEQ s32 1) (GEQ s85 1)) (AND (GEQ s37 1) (GEQ s87 1)) (AND (GEQ s34 1) (GEQ s86 1)) (AND (GEQ s27 1) (GEQ s82 1)) (AND (GEQ s29 1) (GEQ s83 1...], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 702 reset in 1037 ms.
Stack based approach found an accepted trace after 9200 steps with 64 reset with depth 95 and stack size 95 in 104 ms.
FORMULA LamportFastMutEx-COL-8-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-8-LTLFireability-03 finished in 2081 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((X(p1)&&p0)))))'
Support contains 96 out of 266 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 266/266 places, 584/584 transitions.
Applied a total of 0 rules in 3 ms. Remains 266 /266 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:40:04] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:04] [INFO ] Invariant cache hit.
[2023-03-22 19:40:04] [INFO ] Implicit Places using invariants in 127 ms returned []
[2023-03-22 19:40:04] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:04] [INFO ] Invariant cache hit.
[2023-03-22 19:40:04] [INFO ] State equation strengthened by 112 read => feed constraints.
[2023-03-22 19:40:04] [INFO ] Implicit Places using invariants and state equation in 332 ms returned []
Implicit Place search using SMT with State Equation took 460 ms to find 0 implicit places.
[2023-03-22 19:40:04] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:04] [INFO ] Invariant cache hit.
[2023-03-22 19:40:05] [INFO ] Dead Transitions using invariants and state equation in 199 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 665 ms. Remains : 266/266 places, 584/584 transitions.
Stuttering acceptance computed with spot in 180 ms :[true, (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : LamportFastMutEx-COL-8-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 2}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND p0 p1), acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 1}]], initial=3, aps=[p0:(AND (OR (LT s32 1) (LT s125 1) (LT s165 1)) (OR (LT s30 1) (LT s156 1) (LT s169 1)) (OR (LT s26 1) (LT s122 1) (LT s165 1)) (OR (LT s34 1) (LT s150 1)...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 16 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-COL-8-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-8-LTLFireability-04 finished in 869 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U ((p1 U G(p2))&&X(X(p3)))))'
Support contains 57 out of 266 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 266/266 places, 584/584 transitions.
Applied a total of 0 rules in 4 ms. Remains 266 /266 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:40:05] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:05] [INFO ] Invariant cache hit.
[2023-03-22 19:40:05] [INFO ] Implicit Places using invariants in 142 ms returned [162, 163, 164, 165, 166, 167, 168, 169]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 143 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 258/266 places, 584/584 transitions.
Applied a total of 0 rules in 1 ms. Remains 258 /258 variables (removed 0) and now considering 584/584 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 150 ms. Remains : 258/266 places, 584/584 transitions.
Stuttering acceptance computed with spot in 867 ms :[(OR (NOT p2) (NOT p3)), (NOT p0), (NOT p2), (OR (AND (NOT p0) p2 (NOT p3)) (AND (NOT p0) p1 (NOT p3))), (NOT p3), (AND (NOT p0) (NOT p2)), (NOT p2), (AND (NOT p0) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p0) p2 (NOT p3)) (AND (NOT p0) p1 (NOT p3))), (NOT p3), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3) (NOT p2) p1), (AND (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3) (NOT p2) p1), (AND (NOT p2) (NOT p3))]
Running random walk in product with property : LamportFastMutEx-COL-8-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND p2 p1), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={0} source=0 dest: 2}, { cond=(OR (AND p2 (NOT p0)) (AND p1 (NOT p0))), acceptance={} source=0 dest: 3}, { cond=(OR p2 p1), acceptance={0} source=0 dest: 4}, { cond=(AND p2 (NOT p1) (NOT p0)), acceptance={} source=0 dest: 5}, { cond=(AND p2 (NOT p1)), acceptance={} source=0 dest: 6}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 0}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=2 dest: 1}, { cond=(AND p2 p1), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={0} source=2 dest: 2}, { cond=(AND p2 (NOT p1) (NOT p0)), acceptance={} source=2 dest: 5}, { cond=(AND p2 (NOT p1)), acceptance={} source=2 dest: 6}], [{ cond=(OR (AND p2 (NOT p0)) (AND p1 (NOT p0))), acceptance={} source=3 dest: 7}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=4 dest: 7}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=4 dest: 8}, { cond=(AND p2 p1), acceptance={} source=4 dest: 9}, { cond=(AND (NOT p2) p1), acceptance={0} source=4 dest: 9}, { cond=(OR (AND p2 (NOT p0)) (AND p1 (NOT p0))), acceptance={} source=4 dest: 10}, { cond=(OR p2 p1), acceptance={0} source=4 dest: 11}, { cond=(AND p2 (NOT p1) (NOT p0)), acceptance={} source=4 dest: 12}, { cond=(AND p2 (NOT p1)), acceptance={} source=4 dest: 13}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=5 dest: 1}, { cond=(AND p2 (NOT p0)), acceptance={} source=5 dest: 5}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=6 dest: 0}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=6 dest: 1}, { cond=(AND p2 p1), acceptance={} source=6 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={0} source=6 dest: 2}, { cond=(AND (NOT p2) p1 (NOT p0)), acceptance={} source=6 dest: 3}, { cond=(AND (NOT p2) p1), acceptance={0} source=6 dest: 4}, { cond=(AND p2 (NOT p1) (NOT p0)), acceptance={} source=6 dest: 5}, { cond=(AND p2 (NOT p1)), acceptance={} source=6 dest: 6}, { cond=(AND p2 p1 (NOT p0)), acceptance={} source=6 dest: 14}, { cond=(AND p2 p1), acceptance={} source=6 dest: 15}], [{ cond=(AND (NOT p0) (NOT p3)), acceptance={} source=7 dest: 1}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p3)), acceptance={0} source=8 dest: 0}, { cond=(AND (NOT p2) (NOT p1) (NOT p0) (NOT p3)), acceptance={} source=8 dest: 1}, { cond=(AND p2 p1 (NOT p3)), acceptance={} source=8 dest: 2}, { cond=(AND (NOT p2) p1 (NOT p3)), acceptance={0} source=8 dest: 2}, { cond=(OR (AND p2 (NOT p0) (NOT p3)) (AND p1 (NOT p0) (NOT p3))), acceptance={} source=8 dest: 3}, { cond=(OR (AND p2 (NOT p3)) (AND p1 (NOT p3))), acceptance={0} source=8 dest: 4}, { cond=(AND p2 (NOT p1) (NOT p0) (NOT p3)), acceptance={} source=8 dest: 5}, { cond=(AND p2 (NOT p1) (NOT p3)), acceptance={} source=8 dest: 6}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p3)), acceptance={0} source=9 dest: 0}, { cond=(AND (NOT p2) (NOT p1) (NOT p0) (NOT p3)), acceptance={} source=9 dest: 1}, { cond=(AND p2 p1 (NOT p3)), acceptance={} source=9 dest: 2}, { cond=(AND (NOT p2) p1 (NOT p3)), acceptance={0} source=9 dest: 2}, { cond=(AND p2 (NOT p1) (NOT p0) (NOT p3)), acceptance={} source=9 dest: 5}, { cond=(AND p2 (NOT p1) (NOT p3)), acceptance={} source=9 dest: 6}], [{ cond=(OR (AND p2 (NOT p0) (NOT p3)) (AND p1 (NOT p0) (NOT p3))), acceptance={} source=10 dest: 7}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p0) (NOT p3)), acceptance={} source=11 dest: 7}, { cond=(AND (NOT p2) (NOT p1) (NOT p3)), acceptance={0} source=11 dest: 8}, { cond=(AND p2 p1 (NOT p3)), acceptance={} source=11 dest: 9}, { cond=(AND (NOT p2) p1 (NOT p3)), acceptance={0} source=11 dest: 9}, { cond=(OR (AND p2 (NOT p0) (NOT p3)) (AND p1 (NOT p0) (NOT p3))), acceptance={} source=11 dest: 10}, { cond=(OR (AND p2 (NOT p3)) (AND p1 (NOT p3))), acceptance={0} source=11 dest: 11}, { cond=(AND p2 (NOT p1) (NOT p0) (NOT p3)), acceptance={} source=11 dest: 12}, { cond=(AND p2 (NOT p1) (NOT p3)), acceptance={} source=11 dest: 13}], [{ cond=(AND (NOT p2) (NOT p0) (NOT p3)), acceptance={} source=12 dest: 1}, { cond=(AND p2 (NOT p0) (NOT p3)), acceptance={} source=12 dest: 5}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p3)), acceptance={0} source=13 dest: 0}, { cond=(AND (NOT p2) (NOT p1) (NOT p0) (NOT p3)), acceptance={} source=13 dest: 1}, { cond=(AND p2 p1 (NOT p3)), acceptance={} source=13 dest: 2}, { cond=(AND (NOT p2) p1 (NOT p3)), acceptance={0} source=13 dest: 2}, { cond=(AND (NOT p2) p1 (NOT p0) (NOT p3)), acceptance={} source=13 dest: 3}, { cond=(AND (NOT p2) p1 (NOT p3)), acceptance={0} source=13 dest: 4}, { cond=(AND p2 (NOT p1) (NOT p0) (NOT p3)), acceptance={} source=13 dest: 5}, { cond=(AND p2 (NOT p1) (NOT p3)), acceptance={} source=13 dest: 6}, { cond=(AND p2 p1 (NOT p0) (NOT p3)), acceptance={} source=13 dest: 14}, { cond=(AND p2 p1 (NOT p3)), acceptance={} source=13 dest: 15}], [{ cond=(AND (NOT p2) p1 (NOT p0)), acceptance={} source=14 dest: 7}, { cond=(AND p2 p1 (NOT p0)), acceptance={} source=14 dest: 12}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=15 dest: 7}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=15 dest: 8}, { cond=(AND p2 p1), acceptance={} source=15 dest: 9}, { cond=(AND (NOT p2) p1), acceptance={0} source=15 dest: 9}, { cond=(AND (NOT p2) p1 (NOT p0)), acceptance={} source=15 dest: 10}, { cond=(AND (NOT p2) p1), acceptance={0} source=15 dest: 11}, { cond=(AND p2 (NOT p1) (NOT p0)), acceptance={} source=15 dest: 12}, { cond=(AND p2 (NOT p1)), acceptance={} source=15 dest: 13}, { cond=(AND p2 p1 (NOT p0)), acceptance={} source=15 dest: 16}, { cond=(AND p2 p1), acceptance={} source=15 dest: 17}], [{ cond=(AND (NOT p2) p1 (NOT p0) (NOT p3)), acceptance={} source=16 dest: 7}, { cond=(AND p2 p1 (NOT p0) (NOT p3)), acceptance={} source=16 dest: 12}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p0) (NOT p3)), acceptance={} source=17 dest: 7}, { cond=(AND (NOT p2) (NOT p1) (NOT p3)), acceptance={0} source=17 dest: 8}, { cond=(AND p2 p1 (NOT p3)), acceptance={} source=17 dest: 9}, { cond=(AND (NOT p2) p1 (NOT p3)), acceptance={0} source=17 dest: 9}, { cond=(AND (NOT p2) p1 (NOT p0) (NOT p3)), acceptance={} source=17 dest: 10}, { cond=(AND (NOT p2) p1 (NOT p3)), acceptance={0} source=17 dest: 11}, { cond=(AND p2 (NOT p1) (NOT p0) (NOT p3)), acceptance={} source=17 dest: 12}, { cond=(AND p2 (NOT p1) (NOT p3)), acceptance={} source=17 dest: 13}, { cond=(AND p2 p1 (NOT p0) (NOT p3)), acceptance={} source=17 dest: 16}, { cond=(AND p2 p1 (NOT p3)), acceptance={} source=17 dest: 17}]], initial=0, aps=[p2:(OR (AND (GEQ s18 1) (GEQ s73 1)) (AND (GEQ s18 1) (GEQ s71 1)) (AND (GEQ s17 1) (GEQ s67 1)) (AND (GEQ s23 1) (GEQ s66 1)) (AND (GEQ s17 1) (GEQ s69 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 11097 reset in 1022 ms.
Product exploration explored 100000 steps with 11237 reset in 1028 ms.
Computed a total of 1 stabilizing places and 8 stable transitions
Computed a total of 1 stabilizing places and 8 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0) (NOT p3)), (X (NOT (AND p2 (NOT p0)))), (X (NOT p0)), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND p2 (NOT p1) (NOT p0)))), (X (NOT (OR (AND p2 (NOT p0)) (AND p1 (NOT p0))))), (X (NOT (AND p2 p1 (NOT p0)))), (X (NOT (AND p2 p1))), (X (NOT (OR p2 p1))), (X (AND (NOT p2) (NOT p0))), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND (NOT p2) p1))), (X (NOT (AND p2 (NOT p1)))), (X (AND (NOT p2) (NOT p1) (NOT p0))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND p2 (NOT p1) (NOT p3))))), (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (X (X (NOT (OR (AND p2 (NOT p0)) (AND p1 (NOT p0)))))), (X (X (NOT (OR p2 p1)))), (X (X (NOT (OR (AND p2 (NOT p0) (NOT p3)) (AND p1 (NOT p0) (NOT p3)))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND (NOT p2) p1 (NOT p0) (NOT p3))))), (X (X (AND (NOT p2) (NOT p1) (NOT p3)))), (X (X (NOT (AND p2 p1 (NOT p3))))), (X (X (NOT (AND (NOT p2) p1 (NOT p3))))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND p2 (NOT p1) (NOT p0) (NOT p3))))), (X (X (NOT (AND p2 p1 (NOT p0))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT (AND p2 (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (OR (AND p2 (NOT p3)) (AND p1 (NOT p3)))))), (X (X (NOT (AND p2 p1 (NOT p0) (NOT p3)))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (AND (NOT p0) (NOT p3)))), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (AND (NOT p2) (NOT p1) (NOT p0) (NOT p3)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0) (NOT p3))))), (X (X (AND (NOT p2) (NOT p0) (NOT p3)))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p3)))))]
Knowledge based reduction with 34 factoid took 4380 ms. Reduced automaton from 18 states, 96 edges and 4 AP (stutter sensitive) to 18 states, 96 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 904 ms :[(OR (NOT p2) (NOT p3)), (NOT p0), (NOT p2), (OR (AND (NOT p0) p1 (NOT p3)) (AND (NOT p0) p2 (NOT p3))), (NOT p3), (AND (NOT p0) (NOT p2)), (NOT p2), (AND (NOT p0) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p0) p1 (NOT p3)) (AND (NOT p0) p2 (NOT p3))), (NOT p3), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3) (NOT p2) p1), (AND (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3) (NOT p2) p1), (AND (NOT p2) (NOT p3))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 324 ms. (steps per millisecond=30 ) properties (out of 26) seen :22
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-22 19:40:14] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
// Phase 1: matrix 416 rows 258 cols
[2023-03-22 19:40:14] [INFO ] Computed 74 place invariants in 4 ms
[2023-03-22 19:40:14] [INFO ] After 43ms SMT Verify possible using all constraints in real domain returned unsat :4 sat :0
Fused 4 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 4 invariant AP formulas.
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0) (NOT p3)), (X (NOT (AND p2 (NOT p0)))), (X (NOT p0)), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND p2 (NOT p1) (NOT p0)))), (X (NOT (OR (AND p2 (NOT p0)) (AND p1 (NOT p0))))), (X (NOT (AND p2 p1 (NOT p0)))), (X (NOT (AND p2 p1))), (X (NOT (OR p2 p1))), (X (AND (NOT p2) (NOT p0))), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND (NOT p2) p1))), (X (NOT (AND p2 (NOT p1)))), (X (AND (NOT p2) (NOT p1) (NOT p0))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND p2 (NOT p1) (NOT p3))))), (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (X (X (NOT (OR (AND p2 (NOT p0)) (AND p1 (NOT p0)))))), (X (X (NOT (OR p2 p1)))), (X (X (NOT (OR (AND p2 (NOT p0) (NOT p3)) (AND p1 (NOT p0) (NOT p3)))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND (NOT p2) p1 (NOT p0) (NOT p3))))), (X (X (AND (NOT p2) (NOT p1) (NOT p3)))), (X (X (NOT (AND p2 p1 (NOT p3))))), (X (X (NOT (AND (NOT p2) p1 (NOT p3))))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND p2 (NOT p1) (NOT p0) (NOT p3))))), (X (X (NOT (AND p2 p1 (NOT p0))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT (AND p2 (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (OR (AND p2 (NOT p3)) (AND p1 (NOT p3)))))), (X (X (NOT (AND p2 p1 (NOT p0) (NOT p3))))), (G (NOT (AND p1 p2 (NOT p0) (NOT p3)))), (G (NOT (AND p1 (NOT p2) (NOT p0) (NOT p3)))), (G (NOT (AND p1 (NOT p2) (NOT p3)))), (G (NOT (AND p1 p2 (NOT p3))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (AND (NOT p0) (NOT p3)))), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (AND (NOT p2) (NOT p1) (NOT p0) (NOT p3)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0) (NOT p3))))), (X (X (AND (NOT p2) (NOT p0) (NOT p3)))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p3))))), (F (OR (AND p1 (NOT p0)) (AND p2 (NOT p0)))), (F (AND p1 (NOT p2))), (F (AND (NOT p1) p2 (NOT p0))), (F (AND p2 (NOT p0) (NOT p3))), (F (OR p1 p2)), (F (NOT (AND (NOT p1) (NOT p2)))), (F (AND p1 p2)), (F (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (F (NOT (AND (NOT p2) (NOT p0) (NOT p3)))), (F (AND (NOT p1) p2 (NOT p3))), (F (AND (NOT p1) p2 (NOT p0) (NOT p3))), (F p0), (F (AND (NOT p1) p2)), (F (NOT (AND (NOT p2) (NOT p0)))), (F (NOT (AND (NOT p1) (NOT p2) (NOT p0) (NOT p3)))), (F (NOT (AND (NOT p1) (NOT p2) (NOT p3)))), (F (NOT (AND (NOT p0) (NOT p3)))), (F (AND p1 p2 (NOT p0))), (F (OR (AND p1 (NOT p3)) (AND p2 (NOT p3)))), (F (OR (AND p1 (NOT p0) (NOT p3)) (AND p2 (NOT p0) (NOT p3)))), (F (AND p1 (NOT p2) (NOT p0))), (F (AND p2 (NOT p0)))]
Knowledge based reduction with 38 factoid took 5301 ms. Reduced automaton from 18 states, 96 edges and 4 AP (stutter sensitive) to 14 states, 58 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 646 ms :[(OR (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p3)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p3) p2), (NOT p3), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2) p3)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p0) (NOT p3) p2), (NOT p3), false, (AND (NOT p2) (NOT p3))]
Stuttering acceptance computed with spot in 650 ms :[(OR (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p3)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p3) p2), (NOT p3), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2) p3)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p0) (NOT p3) p2), (NOT p3), false, (AND (NOT p2) (NOT p3))]
[2023-03-22 19:40:21] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:21] [INFO ] Invariant cache hit.
[2023-03-22 19:40:21] [INFO ] [Real]Absence check using 74 positive place invariants in 26 ms returned sat
[2023-03-22 19:40:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 19:40:21] [INFO ] [Real]Absence check using state equation in 179 ms returned sat
[2023-03-22 19:40:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 19:40:22] [INFO ] [Nat]Absence check using 74 positive place invariants in 22 ms returned sat
[2023-03-22 19:40:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 19:40:22] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2023-03-22 19:40:22] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:40:22] [INFO ] [Nat]Added 48 Read/Feed constraints in 9 ms returned sat
[2023-03-22 19:40:22] [INFO ] Computed and/alt/rep : 240/1056/240 causal constraints (skipped 168 transitions) in 25 ms.
[2023-03-22 19:40:22] [INFO ] Added : 1 causal constraints over 1 iterations in 73 ms. Result :sat
Could not prove EG (NOT p2)
[2023-03-22 19:40:22] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:22] [INFO ] Invariant cache hit.
[2023-03-22 19:40:22] [INFO ] [Real]Absence check using 74 positive place invariants in 25 ms returned sat
[2023-03-22 19:40:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 19:40:22] [INFO ] [Real]Absence check using state equation in 171 ms returned sat
[2023-03-22 19:40:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 19:40:23] [INFO ] [Nat]Absence check using 74 positive place invariants in 25 ms returned sat
[2023-03-22 19:40:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 19:40:23] [INFO ] [Nat]Absence check using state equation in 170 ms returned sat
[2023-03-22 19:40:23] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:40:23] [INFO ] [Nat]Added 48 Read/Feed constraints in 16 ms returned sat
[2023-03-22 19:40:23] [INFO ] Deduced a trap composed of 9 places in 87 ms of which 0 ms to minimize.
[2023-03-22 19:40:23] [INFO ] Deduced a trap composed of 10 places in 80 ms of which 0 ms to minimize.
[2023-03-22 19:40:23] [INFO ] Deduced a trap composed of 9 places in 78 ms of which 1 ms to minimize.
[2023-03-22 19:40:23] [INFO ] Deduced a trap composed of 28 places in 82 ms of which 0 ms to minimize.
[2023-03-22 19:40:23] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 405 ms
[2023-03-22 19:40:23] [INFO ] Computed and/alt/rep : 240/1056/240 causal constraints (skipped 168 transitions) in 23 ms.
[2023-03-22 19:40:24] [INFO ] Added : 138 causal constraints over 29 iterations in 833 ms. Result :sat
Could not prove EG (NOT p3)
Support contains 57 out of 258 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 258/258 places, 584/584 transitions.
Applied a total of 0 rules in 2 ms. Remains 258 /258 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:40:24] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:24] [INFO ] Invariant cache hit.
[2023-03-22 19:40:24] [INFO ] Implicit Places using invariants in 113 ms returned []
[2023-03-22 19:40:24] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:24] [INFO ] Invariant cache hit.
[2023-03-22 19:40:24] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:40:24] [INFO ] Implicit Places using invariants and state equation in 298 ms returned []
Implicit Place search using SMT with State Equation took 413 ms to find 0 implicit places.
[2023-03-22 19:40:24] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:24] [INFO ] Invariant cache hit.
[2023-03-22 19:40:25] [INFO ] Dead Transitions using invariants and state equation in 194 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 612 ms. Remains : 258/258 places, 584/584 transitions.
Computed a total of 1 stabilizing places and 8 stable transitions
Computed a total of 1 stabilizing places and 8 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0) (NOT p3)), (X (NOT p2)), (X (NOT (AND p2 (NOT p0)))), (X (NOT (AND p1 p2 (NOT p0)))), (X (OR (AND (NOT p1) (NOT p0)) (AND p3 (NOT p0)))), (X (NOT (AND (NOT p1) p2 (NOT p0)))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (OR (AND p1 p3) p2))), (X (NOT (AND (NOT p1) p2))), (X (AND (NOT p2) (NOT p0))), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (NOT (AND p1 p2))), (X (NOT (OR (AND p1 (NOT p0)) (AND p2 (NOT p0))))), (X (AND (NOT p1) (NOT p2))), (X (AND (NOT p1) (NOT p2) (NOT p0))), (X (X (NOT p2))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND p1 p2 (NOT p0))))), (X (X (AND (NOT p2) (NOT p3)))), (X (X (NOT (AND (NOT p1) p2 (NOT p0))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (OR (AND p1 p3) p2)))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (OR (AND p1 (NOT p0)) (AND p2 (NOT p0)))))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT (AND p2 (NOT p3) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : [(X (X (AND (NOT p1) (NOT p3) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p0))))), (X (X (OR (AND (NOT p1) (NOT p0)) (AND p3 (NOT p0))))), (X (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND p3 (NOT p0)))))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p2) (NOT p3) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p3) (NOT p0)))))]
Knowledge based reduction with 29 factoid took 5605 ms. Reduced automaton from 14 states, 58 edges and 4 AP (stutter sensitive) to 14 states, 58 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 624 ms :[(OR (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p3)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p3) p2), (NOT p3), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2) p3)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p0) (NOT p3) p2), (NOT p3), false, (AND (NOT p2) (NOT p3))]
Finished random walk after 48 steps, including 0 resets, run visited all 19 properties in 2 ms. (steps per millisecond=24 )
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0) (NOT p3)), (X (NOT p2)), (X (NOT (AND p2 (NOT p0)))), (X (NOT (AND p1 p2 (NOT p0)))), (X (OR (AND (NOT p1) (NOT p0)) (AND p3 (NOT p0)))), (X (NOT (AND (NOT p1) p2 (NOT p0)))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (OR (AND p1 p3) p2))), (X (NOT (AND (NOT p1) p2))), (X (AND (NOT p2) (NOT p0))), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (NOT (AND p1 p2))), (X (NOT (OR (AND p1 (NOT p0)) (AND p2 (NOT p0))))), (X (AND (NOT p1) (NOT p2))), (X (AND (NOT p1) (NOT p2) (NOT p0))), (X (X (NOT p2))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND p1 p2 (NOT p0))))), (X (X (AND (NOT p2) (NOT p3)))), (X (X (NOT (AND (NOT p1) p2 (NOT p0))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (OR (AND p1 p3) p2)))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (OR (AND p1 (NOT p0)) (AND p2 (NOT p0)))))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT (AND p2 (NOT p3) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : [(X (X (AND (NOT p1) (NOT p3) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p0))))), (X (X (OR (AND (NOT p1) (NOT p0)) (AND p3 (NOT p0))))), (X (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND p3 (NOT p0)))))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p2) (NOT p3) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p3) (NOT p0))))), (F (NOT (OR (AND (NOT p0) p3) (AND (NOT p0) (NOT p1))))), (F (AND (NOT p1) p2)), (F p2), (F (NOT (AND (NOT p3) (NOT p2)))), (F (OR (AND (NOT p0) p1) (AND (NOT p0) p2))), (F (NOT (AND (NOT p0) (NOT p3) (NOT p1)))), (F (AND p1 (NOT p2))), (F (AND (NOT p0) p1 p2)), (F (AND (NOT p0) (NOT p1) p2)), (F (AND (NOT p0) p1 (NOT p2))), (F (OR (AND p3 p1) p2)), (F (NOT (AND (NOT p1) (NOT p2)))), (F (AND (NOT p3) p2)), (F (AND (NOT p0) (NOT p3) p2)), (F (AND p1 p2)), (F (NOT (AND (NOT p0) (NOT p3) (NOT p2)))), (F (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (F (AND (NOT p0) p2)), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 29 factoid took 6291 ms. Reduced automaton from 14 states, 58 edges and 4 AP (stutter sensitive) to 14 states, 58 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 746 ms :[(OR (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p3)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p3) p2), (NOT p3), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2) p3)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p0) (NOT p3) p2), (NOT p3), false, (AND (NOT p2) (NOT p3))]
Stuttering acceptance computed with spot in 670 ms :[(OR (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p3)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p3) p2), (NOT p3), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2) p3)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p0) (NOT p3) p2), (NOT p3), false, (AND (NOT p2) (NOT p3))]
[2023-03-22 19:40:39] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:39] [INFO ] Invariant cache hit.
[2023-03-22 19:40:39] [INFO ] [Real]Absence check using 74 positive place invariants in 26 ms returned sat
[2023-03-22 19:40:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 19:40:39] [INFO ] [Real]Absence check using state equation in 181 ms returned sat
[2023-03-22 19:40:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 19:40:40] [INFO ] [Nat]Absence check using 74 positive place invariants in 23 ms returned sat
[2023-03-22 19:40:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 19:40:40] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2023-03-22 19:40:40] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:40:40] [INFO ] [Nat]Added 48 Read/Feed constraints in 9 ms returned sat
[2023-03-22 19:40:40] [INFO ] Computed and/alt/rep : 240/1056/240 causal constraints (skipped 168 transitions) in 29 ms.
[2023-03-22 19:40:40] [INFO ] Added : 1 causal constraints over 1 iterations in 89 ms. Result :sat
Could not prove EG (NOT p2)
[2023-03-22 19:40:40] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:40] [INFO ] Invariant cache hit.
[2023-03-22 19:40:40] [INFO ] [Real]Absence check using 74 positive place invariants in 24 ms returned sat
[2023-03-22 19:40:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 19:40:40] [INFO ] [Real]Absence check using state equation in 167 ms returned sat
[2023-03-22 19:40:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 19:40:41] [INFO ] [Nat]Absence check using 74 positive place invariants in 24 ms returned sat
[2023-03-22 19:40:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 19:40:41] [INFO ] [Nat]Absence check using state equation in 160 ms returned sat
[2023-03-22 19:40:41] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:40:41] [INFO ] [Nat]Added 48 Read/Feed constraints in 16 ms returned sat
[2023-03-22 19:40:41] [INFO ] Deduced a trap composed of 9 places in 87 ms of which 0 ms to minimize.
[2023-03-22 19:40:41] [INFO ] Deduced a trap composed of 10 places in 78 ms of which 0 ms to minimize.
[2023-03-22 19:40:41] [INFO ] Deduced a trap composed of 9 places in 79 ms of which 1 ms to minimize.
[2023-03-22 19:40:41] [INFO ] Deduced a trap composed of 28 places in 82 ms of which 0 ms to minimize.
[2023-03-22 19:40:41] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 404 ms
[2023-03-22 19:40:41] [INFO ] Computed and/alt/rep : 240/1056/240 causal constraints (skipped 168 transitions) in 24 ms.
[2023-03-22 19:40:42] [INFO ] Added : 138 causal constraints over 29 iterations in 837 ms. Result :sat
Could not prove EG (NOT p3)
Stuttering acceptance computed with spot in 731 ms :[(OR (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p3)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p3) p2), (NOT p3), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2) p3)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p0) (NOT p3) p2), (NOT p3), false, (AND (NOT p2) (NOT p3))]
Product exploration explored 100000 steps with 11018 reset in 1025 ms.
Product exploration explored 100000 steps with 11559 reset in 1064 ms.
Applying partial POR strategy [false, true, false, false, false, false, false, true, false, false, false, false, false, false]
Stuttering acceptance computed with spot in 654 ms :[(OR (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p3)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p3) p2), (NOT p3), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2) p3)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p0) (NOT p3) p2), (NOT p3), false, (AND (NOT p2) (NOT p3))]
Support contains 57 out of 258 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 258/258 places, 584/584 transitions.
Applied a total of 0 rules in 11 ms. Remains 258 /258 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:40:46] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-22 19:40:46] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:46] [INFO ] Invariant cache hit.
[2023-03-22 19:40:46] [INFO ] Dead Transitions using invariants and state equation in 196 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 218 ms. Remains : 258/258 places, 584/584 transitions.
Support contains 57 out of 258 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 258/258 places, 584/584 transitions.
Applied a total of 0 rules in 1 ms. Remains 258 /258 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:40:46] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:46] [INFO ] Invariant cache hit.
[2023-03-22 19:40:46] [INFO ] Implicit Places using invariants in 113 ms returned []
[2023-03-22 19:40:46] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:46] [INFO ] Invariant cache hit.
[2023-03-22 19:40:46] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:40:46] [INFO ] Implicit Places using invariants and state equation in 298 ms returned []
Implicit Place search using SMT with State Equation took 411 ms to find 0 implicit places.
[2023-03-22 19:40:46] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:46] [INFO ] Invariant cache hit.
[2023-03-22 19:40:46] [INFO ] Dead Transitions using invariants and state equation in 199 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 614 ms. Remains : 258/258 places, 584/584 transitions.
Treatment of property LamportFastMutEx-COL-8-LTLFireability-06 finished in 41678 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!(p0 U p1) U X(X(!F(X(((p1 U p0)&&p2)))))))'
Support contains 48 out of 266 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 266/266 places, 584/584 transitions.
Applied a total of 0 rules in 2 ms. Remains 266 /266 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:40:47] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
// Phase 1: matrix 416 rows 266 cols
[2023-03-22 19:40:47] [INFO ] Computed 82 place invariants in 1 ms
[2023-03-22 19:40:47] [INFO ] Implicit Places using invariants in 159 ms returned [162, 163, 164, 165, 166, 167, 168, 169]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 160 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 258/266 places, 584/584 transitions.
Applied a total of 0 rules in 2 ms. Remains 258 /258 variables (removed 0) and now considering 584/584 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 165 ms. Remains : 258/266 places, 584/584 transitions.
Stuttering acceptance computed with spot in 358 ms :[(AND p0 p2), (AND p1 p0 p2), (AND p0 p2), (AND p0 p2), true, (AND p0 (NOT p2)), (AND p0 p2 p1), (AND p0 p2), (AND p0 p2 p1), (OR (AND (NOT p0) p1) (AND p1 (NOT p2)))]
Running random walk in product with property : LamportFastMutEx-COL-8-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 2}], [{ cond=p1, acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 6}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(OR (NOT p0) (NOT p2)), acceptance={} source=3 dest: 3}, { cond=(AND p0 p2), acceptance={} source=3 dest: 4}, { cond=(AND (NOT p0) p1 p2), acceptance={} source=3 dest: 5}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(AND p0 (NOT p2)), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={} source=5 dest: 5}], [{ cond=p1, acceptance={} source=6 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=6 dest: 8}], [{ cond=p1, acceptance={} source=7 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=7 dest: 1}, { cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), acceptance={} source=7 dest: 7}, { cond=(AND p0 (NOT p1) p2), acceptance={0} source=7 dest: 7}], [{ cond=(AND p0 p1 p2), acceptance={} source=8 dest: 4}, { cond=(AND (NOT p0) p1 p2), acceptance={} source=8 dest: 5}, { cond=(AND p0 (NOT p1) p2), acceptance={} source=8 dest: 9}], [{ cond=(OR (AND (NOT p0) p1) (AND p1 (NOT p2))), acceptance={} source=9 dest: 4}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=9 dest: 9}]], initial=7, aps=[p1:(OR (AND (GEQ s15 1) (GEQ s80 1)) (AND (GEQ s16 1) (GEQ s81 1)) (AND (GEQ s9 1) (GEQ s74 1)) (AND (GEQ s10 1) (GEQ s75 1)) (AND (GEQ s11 1) (GEQ s76 1)...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1154 steps with 4 reset in 12 ms.
FORMULA LamportFastMutEx-COL-8-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-8-LTLFireability-07 finished in 566 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((F(!p1)&&p0))||G(!p1)))'
Support contains 41 out of 266 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 266/266 places, 584/584 transitions.
Applied a total of 0 rules in 2 ms. Remains 266 /266 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:40:47] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:47] [INFO ] Invariant cache hit.
[2023-03-22 19:40:47] [INFO ] Implicit Places using invariants in 148 ms returned [162, 163, 164, 165, 166, 167, 168, 169]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 149 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 258/266 places, 584/584 transitions.
Applied a total of 0 rules in 1 ms. Remains 258 /258 variables (removed 0) and now considering 584/584 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 153 ms. Remains : 258/266 places, 584/584 transitions.
Stuttering acceptance computed with spot in 193 ms :[true, p1, (OR (NOT p0) p1), p1, p1, p1]
Running random walk in product with property : LamportFastMutEx-COL-8-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p1, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=(AND p1 p0), acceptance={} source=2 dest: 1}], [{ cond=p1, acceptance={} source=3 dest: 2}, { cond=(NOT p1), acceptance={} source=3 dest: 4}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=4 dest: 0}, { cond=(AND p1 p0), acceptance={} source=4 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=4 dest: 5}], [{ cond=p1, acceptance={} source=5 dest: 0}, { cond=(NOT p1), acceptance={} source=5 dest: 5}]], initial=3, aps=[p1:(OR (AND (GEQ s36 1) (GEQ s255 1)) (AND (GEQ s26 1) (GEQ s250 1)) (AND (GEQ s41 1) (GEQ s257 1)) (AND (GEQ s29 1) (GEQ s251 1)) (AND (GEQ s39 1) (GEQ s...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 645 ms.
Product exploration explored 100000 steps with 50000 reset in 650 ms.
Computed a total of 1 stabilizing places and 8 stable transitions
Computed a total of 1 stabilizing places and 8 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 p0))), true, (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND p1 p0)))
Knowledge based reduction with 7 factoid took 186 ms. Reduced automaton from 6 states, 11 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA LamportFastMutEx-COL-8-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LamportFastMutEx-COL-8-LTLFireability-08 finished in 1854 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 17 out of 266 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 266/266 places, 584/584 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 258 transition count 576
Applied a total of 16 rules in 13 ms. Remains 258 /266 variables (removed 8) and now considering 576/584 (removed 8) transitions.
[2023-03-22 19:40:49] [INFO ] Flow matrix only has 408 transitions (discarded 168 similar events)
// Phase 1: matrix 408 rows 258 cols
[2023-03-22 19:40:49] [INFO ] Computed 82 place invariants in 2 ms
[2023-03-22 19:40:49] [INFO ] Implicit Places using invariants in 164 ms returned [154, 155, 156, 157, 158, 159, 160, 161]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 166 ms to find 8 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 250/266 places, 576/584 transitions.
Applied a total of 0 rules in 5 ms. Remains 250 /250 variables (removed 0) and now considering 576/576 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 185 ms. Remains : 250/266 places, 576/584 transitions.
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-8-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s19 1) (GEQ s225 1)) (AND (GEQ s19 1) (GEQ s223 1)) (AND (GEQ s24 1) (GEQ s218 1)) (AND (GEQ s18 1) (GEQ s219 1)) (AND (GEQ s24 1) (GEQ s...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 1073 reset in 494 ms.
Stack based approach found an accepted trace after 1024 steps with 10 reset with depth 148 and stack size 148 in 5 ms.
FORMULA LamportFastMutEx-COL-8-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-8-LTLFireability-09 finished in 731 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 17 out of 266 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 266/266 places, 584/584 transitions.
Applied a total of 0 rules in 3 ms. Remains 266 /266 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:40:50] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
// Phase 1: matrix 416 rows 266 cols
[2023-03-22 19:40:50] [INFO ] Computed 82 place invariants in 2 ms
[2023-03-22 19:40:50] [INFO ] Implicit Places using invariants in 160 ms returned [162, 163, 164, 165, 166, 167, 168, 169]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 161 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 258/266 places, 584/584 transitions.
Applied a total of 0 rules in 2 ms. Remains 258 /258 variables (removed 0) and now considering 584/584 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 166 ms. Remains : 258/266 places, 584/584 transitions.
Stuttering acceptance computed with spot in 93 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-8-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(AND (OR (LT s11 1) (LT s47 1)) (OR (LT s16 1) (LT s48 1)) (OR (LT s11 1) (LT s45 1)) (OR (LT s11 1) (LT s43 1)) (OR (LT s16 1) (LT s44 1)) (OR (LT s16...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-COL-8-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-8-LTLFireability-10 finished in 272 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0) U p1)))'
Support contains 25 out of 266 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 266/266 places, 584/584 transitions.
Applied a total of 0 rules in 2 ms. Remains 266 /266 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:40:50] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:50] [INFO ] Invariant cache hit.
[2023-03-22 19:40:50] [INFO ] Implicit Places using invariants in 155 ms returned [162, 163, 164, 165, 166, 167, 168, 169]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 156 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 258/266 places, 584/584 transitions.
Applied a total of 0 rules in 2 ms. Remains 258 /258 variables (removed 0) and now considering 584/584 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 160 ms. Remains : 258/266 places, 584/584 transitions.
Stuttering acceptance computed with spot in 119 ms :[(NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-8-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 2}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(OR (AND (GEQ s19 1) (GEQ s233 1)) (AND (GEQ s19 1) (GEQ s231 1)) (AND (GEQ s24 1) (GEQ s226 1)) (AND (GEQ s18 1) (GEQ s227 1)) (AND (GEQ s24 1) (GEQ s...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-COL-8-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-8-LTLFireability-11 finished in 299 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((X(!p0)&&(F(p2)||p1))) U X(p3)))'
Support contains 105 out of 266 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 266/266 places, 584/584 transitions.
Applied a total of 0 rules in 4 ms. Remains 266 /266 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:40:50] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:50] [INFO ] Invariant cache hit.
[2023-03-22 19:40:50] [INFO ] Implicit Places using invariants in 117 ms returned []
[2023-03-22 19:40:50] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:50] [INFO ] Invariant cache hit.
[2023-03-22 19:40:50] [INFO ] State equation strengthened by 112 read => feed constraints.
[2023-03-22 19:40:51] [INFO ] Implicit Places using invariants and state equation in 313 ms returned []
Implicit Place search using SMT with State Equation took 431 ms to find 0 implicit places.
[2023-03-22 19:40:51] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:51] [INFO ] Invariant cache hit.
[2023-03-22 19:40:51] [INFO ] Dead Transitions using invariants and state equation in 203 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 638 ms. Remains : 266/266 places, 584/584 transitions.
Stuttering acceptance computed with spot in 227 ms :[(NOT p3), (NOT p3), (AND p1 (NOT p2) (NOT p3)), true, (NOT p2), (OR p0 (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : LamportFastMutEx-COL-8-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p0) (NOT p3)), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p3)), acceptance={0} source=1 dest: 3}, { cond=(AND (NOT p1) (NOT p2) (NOT p0) (NOT p3)), acceptance={0} source=1 dest: 4}, { cond=(AND (NOT p0) (NOT p3)), acceptance={0} source=1 dest: 5}], [{ cond=(AND p1 (NOT p2) (NOT p3)), acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p2), acceptance={0} source=4 dest: 4}], [{ cond=p0, acceptance={} source=5 dest: 3}, { cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={} source=5 dest: 4}, { cond=(NOT p0), acceptance={} source=5 dest: 5}]], initial=0, aps=[p1:(OR (AND (GEQ s18 1) (GEQ s234 1)) (AND (GEQ s20 1) (GEQ s236 1)) (AND (GEQ s22 1) (GEQ s238 1)) (AND (GEQ s24 1) (GEQ s240 1)) (AND (GEQ s19 1) (GEQ s...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 5 steps with 2 reset in 0 ms.
FORMULA LamportFastMutEx-COL-8-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-8-LTLFireability-12 finished in 895 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0&&X(p1)))))'
Support contains 24 out of 266 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 266/266 places, 584/584 transitions.
Applied a total of 0 rules in 2 ms. Remains 266 /266 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:40:51] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:51] [INFO ] Invariant cache hit.
[2023-03-22 19:40:51] [INFO ] Implicit Places using invariants in 162 ms returned [162, 163, 164, 165, 166, 167, 168, 169]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 164 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 258/266 places, 584/584 transitions.
Applied a total of 0 rules in 2 ms. Remains 258 /258 variables (removed 0) and now considering 584/584 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 168 ms. Remains : 258/266 places, 584/584 transitions.
Stuttering acceptance computed with spot in 123 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : LamportFastMutEx-COL-8-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 3}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p0 p1), acceptance={} source=3 dest: 3}]], initial=1, aps=[p0:(OR (AND (LT s91 1) (LT s90 1) (LT s93 1) (LT s92 1) (LT s96 1) (LT s94 1) (LT s97 1) (LT s95 1)) (AND (OR (LT s15 1) (LT s80 1)) (OR (LT s16 1) (LT s8...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-COL-8-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-8-LTLFireability-13 finished in 306 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(!p0)))'
Support contains 8 out of 266 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 266/266 places, 584/584 transitions.
Applied a total of 0 rules in 7 ms. Remains 266 /266 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-22 19:40:51] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-22 19:40:51] [INFO ] Invariant cache hit.
[2023-03-22 19:40:52] [INFO ] Implicit Places using invariants in 170 ms returned [162, 163, 164, 165, 166, 167, 168, 169]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 171 ms to find 8 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 258/266 places, 584/584 transitions.
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 8 Pre rules applied. Total rules applied 0 place count 258 transition count 576
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 250 transition count 576
Applied a total of 16 rules in 9 ms. Remains 250 /258 variables (removed 8) and now considering 576/584 (removed 8) transitions.
[2023-03-22 19:40:52] [INFO ] Flow matrix only has 408 transitions (discarded 168 similar events)
// Phase 1: matrix 408 rows 250 cols
[2023-03-22 19:40:52] [INFO ] Computed 74 place invariants in 2 ms
[2023-03-22 19:40:52] [INFO ] Implicit Places using invariants in 175 ms returned []
[2023-03-22 19:40:52] [INFO ] Flow matrix only has 408 transitions (discarded 168 similar events)
[2023-03-22 19:40:52] [INFO ] Invariant cache hit.
[2023-03-22 19:40:52] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:40:52] [INFO ] Implicit Places using invariants and state equation in 405 ms returned []
Implicit Place search using SMT with State Equation took 581 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 250/266 places, 576/584 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 768 ms. Remains : 250/266 places, 576/584 transitions.
Stuttering acceptance computed with spot in 66 ms :[p0, p0]
Running random walk in product with property : LamportFastMutEx-COL-8-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (GEQ s91 1) (GEQ s90 1) (GEQ s93 1) (GEQ s92 1) (GEQ s96 1) (GEQ s94 1) (GEQ s97 1) (GEQ s95 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 2534 reset in 256 ms.
Product exploration explored 100000 steps with 2557 reset in 266 ms.
Computed a total of 1 stabilizing places and 8 stable transitions
Computed a total of 1 stabilizing places and 8 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 92 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 61 ms :[p0, p0]
Finished random walk after 29 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=14 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 126 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 58 ms :[p0, p0]
Stuttering acceptance computed with spot in 62 ms :[p0, p0]
Support contains 8 out of 250 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 250/250 places, 576/576 transitions.
Applied a total of 0 rules in 12 ms. Remains 250 /250 variables (removed 0) and now considering 576/576 (removed 0) transitions.
[2023-03-22 19:40:53] [INFO ] Flow matrix only has 408 transitions (discarded 168 similar events)
[2023-03-22 19:40:53] [INFO ] Invariant cache hit.
[2023-03-22 19:40:53] [INFO ] Implicit Places using invariants in 177 ms returned []
[2023-03-22 19:40:53] [INFO ] Flow matrix only has 408 transitions (discarded 168 similar events)
[2023-03-22 19:40:53] [INFO ] Invariant cache hit.
[2023-03-22 19:40:54] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:40:54] [INFO ] Implicit Places using invariants and state equation in 410 ms returned []
Implicit Place search using SMT with State Equation took 589 ms to find 0 implicit places.
[2023-03-22 19:40:54] [INFO ] Redundant transitions in 5 ms returned []
[2023-03-22 19:40:54] [INFO ] Flow matrix only has 408 transitions (discarded 168 similar events)
[2023-03-22 19:40:54] [INFO ] Invariant cache hit.
[2023-03-22 19:40:54] [INFO ] Dead Transitions using invariants and state equation in 195 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 806 ms. Remains : 250/250 places, 576/576 transitions.
Computed a total of 1 stabilizing places and 8 stable transitions
Computed a total of 1 stabilizing places and 8 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 112 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 64 ms :[p0, p0]
Finished random walk after 31 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=15 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 154 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[p0, p0]
Stuttering acceptance computed with spot in 64 ms :[p0, p0]
Stuttering acceptance computed with spot in 68 ms :[p0, p0]
Product exploration explored 100000 steps with 2486 reset in 252 ms.
Product exploration explored 100000 steps with 2564 reset in 267 ms.
Support contains 8 out of 250 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 250/250 places, 576/576 transitions.
Applied a total of 0 rules in 6 ms. Remains 250 /250 variables (removed 0) and now considering 576/576 (removed 0) transitions.
[2023-03-22 19:40:55] [INFO ] Flow matrix only has 408 transitions (discarded 168 similar events)
[2023-03-22 19:40:55] [INFO ] Invariant cache hit.
[2023-03-22 19:40:55] [INFO ] Implicit Places using invariants in 176 ms returned []
[2023-03-22 19:40:55] [INFO ] Flow matrix only has 408 transitions (discarded 168 similar events)
[2023-03-22 19:40:55] [INFO ] Invariant cache hit.
[2023-03-22 19:40:55] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:40:56] [INFO ] Implicit Places using invariants and state equation in 422 ms returned []
Implicit Place search using SMT with State Equation took 598 ms to find 0 implicit places.
[2023-03-22 19:40:56] [INFO ] Redundant transitions in 6 ms returned []
[2023-03-22 19:40:56] [INFO ] Flow matrix only has 408 transitions (discarded 168 similar events)
[2023-03-22 19:40:56] [INFO ] Invariant cache hit.
[2023-03-22 19:40:56] [INFO ] Dead Transitions using invariants and state equation in 200 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 820 ms. Remains : 250/250 places, 576/576 transitions.
Treatment of property LamportFastMutEx-COL-8-LTLFireability-14 finished in 4556 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(((p0 U p1)||G(F(p2))))))'
Found a Shortening insensitive property : LamportFastMutEx-COL-8-LTLFireability-00
Stuttering acceptance computed with spot in 108 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Support contains 26 out of 266 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LI_LTL mode, iteration 0 : 266/266 places, 584/584 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 258 transition count 576
Applied a total of 16 rules in 15 ms. Remains 258 /266 variables (removed 8) and now considering 576/584 (removed 8) transitions.
[2023-03-22 19:40:56] [INFO ] Flow matrix only has 408 transitions (discarded 168 similar events)
// Phase 1: matrix 408 rows 258 cols
[2023-03-22 19:40:56] [INFO ] Computed 82 place invariants in 4 ms
[2023-03-22 19:40:56] [INFO ] Implicit Places using invariants in 148 ms returned [154, 155, 156, 157, 158, 159, 160, 161]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 149 ms to find 8 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 250/266 places, 576/584 transitions.
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 8 Pre rules applied. Total rules applied 0 place count 250 transition count 568
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 242 transition count 568
Applied a total of 16 rules in 6 ms. Remains 242 /250 variables (removed 8) and now considering 568/576 (removed 8) transitions.
[2023-03-22 19:40:56] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
// Phase 1: matrix 400 rows 242 cols
[2023-03-22 19:40:56] [INFO ] Computed 74 place invariants in 2 ms
[2023-03-22 19:40:56] [INFO ] Implicit Places using invariants in 142 ms returned []
[2023-03-22 19:40:56] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:40:56] [INFO ] Invariant cache hit.
[2023-03-22 19:40:57] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:40:57] [INFO ] Implicit Places using invariants and state equation in 338 ms returned []
Implicit Place search using SMT with State Equation took 480 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 242/266 places, 568/584 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 652 ms. Remains : 242/266 places, 568/584 transitions.
Running random walk in product with property : LamportFastMutEx-COL-8-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(OR (AND (GEQ s9 1) (GEQ s80 1)) (AND (GEQ s14 1) (GEQ s81 1)) (AND (GEQ s9 1) (GEQ s78 1)) (AND (GEQ s8 1) (GEQ s76 1)) (AND (GEQ s8 1) (GEQ s78 1)) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 6597 reset in 556 ms.
Product exploration explored 100000 steps with 6610 reset in 572 ms.
Computed a total of 1 stabilizing places and 8 stable transitions
Computed a total of 1 stabilizing places and 8 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2)), (X (AND (NOT p1) (NOT p2))), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 188 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 106 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Finished random walk after 14 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=14 )
Knowledge obtained : [(AND (NOT p1) (NOT p2)), (X (AND (NOT p1) (NOT p2))), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (AND (NOT p2) (NOT p1))))]
Knowledge based reduction with 5 factoid took 235 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 99 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 115 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
[2023-03-22 19:40:59] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:40:59] [INFO ] Invariant cache hit.
[2023-03-22 19:40:59] [INFO ] [Real]Absence check using 74 positive place invariants in 25 ms returned sat
[2023-03-22 19:40:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 19:40:59] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2023-03-22 19:40:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 19:41:00] [INFO ] [Nat]Absence check using 74 positive place invariants in 27 ms returned sat
[2023-03-22 19:41:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 19:41:00] [INFO ] [Nat]Absence check using state equation in 186 ms returned sat
[2023-03-22 19:41:00] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:41:00] [INFO ] [Nat]Added 48 Read/Feed constraints in 18 ms returned sat
[2023-03-22 19:41:00] [INFO ] Deduced a trap composed of 13 places in 85 ms of which 0 ms to minimize.
[2023-03-22 19:41:00] [INFO ] Deduced a trap composed of 10 places in 81 ms of which 0 ms to minimize.
[2023-03-22 19:41:00] [INFO ] Deduced a trap composed of 31 places in 81 ms of which 0 ms to minimize.
[2023-03-22 19:41:01] [INFO ] Deduced a trap composed of 47 places in 83 ms of which 0 ms to minimize.
[2023-03-22 19:41:01] [INFO ] Deduced a trap composed of 40 places in 84 ms of which 0 ms to minimize.
[2023-03-22 19:41:01] [INFO ] Deduced a trap composed of 30 places in 81 ms of which 0 ms to minimize.
[2023-03-22 19:41:01] [INFO ] Deduced a trap composed of 22 places in 85 ms of which 0 ms to minimize.
[2023-03-22 19:41:01] [INFO ] Deduced a trap composed of 11 places in 80 ms of which 1 ms to minimize.
[2023-03-22 19:41:01] [INFO ] Deduced a trap composed of 9 places in 81 ms of which 0 ms to minimize.
[2023-03-22 19:41:01] [INFO ] Deduced a trap composed of 9 places in 80 ms of which 0 ms to minimize.
[2023-03-22 19:41:01] [INFO ] Deduced a trap composed of 7 places in 82 ms of which 0 ms to minimize.
[2023-03-22 19:41:01] [INFO ] Deduced a trap composed of 9 places in 77 ms of which 0 ms to minimize.
[2023-03-22 19:41:01] [INFO ] Deduced a trap composed of 7 places in 48 ms of which 1 ms to minimize.
[2023-03-22 19:41:01] [INFO ] Deduced a trap composed of 31 places in 85 ms of which 1 ms to minimize.
[2023-03-22 19:41:02] [INFO ] Deduced a trap composed of 9 places in 42 ms of which 0 ms to minimize.
[2023-03-22 19:41:02] [INFO ] Deduced a trap composed of 18 places in 90 ms of which 0 ms to minimize.
[2023-03-22 19:41:02] [INFO ] Trap strengthening (SAT) tested/added 17/16 trap constraints in 1521 ms
[2023-03-22 19:41:02] [INFO ] Computed and/alt/rep : 216/968/216 causal constraints (skipped 176 transitions) in 23 ms.
[2023-03-22 19:41:02] [INFO ] Added : 143 causal constraints over 29 iterations in 824 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
Support contains 26 out of 242 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 242/242 places, 568/568 transitions.
Applied a total of 0 rules in 2 ms. Remains 242 /242 variables (removed 0) and now considering 568/568 (removed 0) transitions.
[2023-03-22 19:41:02] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:41:02] [INFO ] Invariant cache hit.
[2023-03-22 19:41:03] [INFO ] Implicit Places using invariants in 141 ms returned []
[2023-03-22 19:41:03] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:41:03] [INFO ] Invariant cache hit.
[2023-03-22 19:41:03] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:41:03] [INFO ] Implicit Places using invariants and state equation in 339 ms returned []
Implicit Place search using SMT with State Equation took 481 ms to find 0 implicit places.
[2023-03-22 19:41:03] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:41:03] [INFO ] Invariant cache hit.
[2023-03-22 19:41:03] [INFO ] Dead Transitions using invariants and state equation in 197 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 681 ms. Remains : 242/242 places, 568/568 transitions.
Computed a total of 1 stabilizing places and 8 stable transitions
Computed a total of 1 stabilizing places and 8 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 166 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 95 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Finished random walk after 8 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=4 )
Knowledge obtained : [(AND (NOT p1) (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (AND (NOT p2) (NOT p1))))]
Knowledge based reduction with 5 factoid took 220 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 104 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 106 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
[2023-03-22 19:41:04] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:41:04] [INFO ] Invariant cache hit.
[2023-03-22 19:41:04] [INFO ] [Real]Absence check using 74 positive place invariants in 25 ms returned sat
[2023-03-22 19:41:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 19:41:05] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2023-03-22 19:41:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 19:41:05] [INFO ] [Nat]Absence check using 74 positive place invariants in 26 ms returned sat
[2023-03-22 19:41:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 19:41:05] [INFO ] [Nat]Absence check using state equation in 183 ms returned sat
[2023-03-22 19:41:05] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:41:05] [INFO ] [Nat]Added 48 Read/Feed constraints in 18 ms returned sat
[2023-03-22 19:41:05] [INFO ] Deduced a trap composed of 13 places in 81 ms of which 1 ms to minimize.
[2023-03-22 19:41:05] [INFO ] Deduced a trap composed of 10 places in 84 ms of which 0 ms to minimize.
[2023-03-22 19:41:06] [INFO ] Deduced a trap composed of 31 places in 77 ms of which 0 ms to minimize.
[2023-03-22 19:41:06] [INFO ] Deduced a trap composed of 47 places in 81 ms of which 0 ms to minimize.
[2023-03-22 19:41:06] [INFO ] Deduced a trap composed of 40 places in 79 ms of which 1 ms to minimize.
[2023-03-22 19:41:06] [INFO ] Deduced a trap composed of 30 places in 83 ms of which 0 ms to minimize.
[2023-03-22 19:41:06] [INFO ] Deduced a trap composed of 22 places in 79 ms of which 1 ms to minimize.
[2023-03-22 19:41:06] [INFO ] Deduced a trap composed of 11 places in 84 ms of which 1 ms to minimize.
[2023-03-22 19:41:06] [INFO ] Deduced a trap composed of 9 places in 80 ms of which 0 ms to minimize.
[2023-03-22 19:41:06] [INFO ] Deduced a trap composed of 9 places in 77 ms of which 0 ms to minimize.
[2023-03-22 19:41:06] [INFO ] Deduced a trap composed of 7 places in 85 ms of which 0 ms to minimize.
[2023-03-22 19:41:06] [INFO ] Deduced a trap composed of 9 places in 68 ms of which 0 ms to minimize.
[2023-03-22 19:41:07] [INFO ] Deduced a trap composed of 7 places in 43 ms of which 0 ms to minimize.
[2023-03-22 19:41:07] [INFO ] Deduced a trap composed of 31 places in 89 ms of which 0 ms to minimize.
[2023-03-22 19:41:07] [INFO ] Deduced a trap composed of 9 places in 42 ms of which 0 ms to minimize.
[2023-03-22 19:41:07] [INFO ] Deduced a trap composed of 18 places in 84 ms of which 1 ms to minimize.
[2023-03-22 19:41:07] [INFO ] Trap strengthening (SAT) tested/added 17/16 trap constraints in 1499 ms
[2023-03-22 19:41:07] [INFO ] Computed and/alt/rep : 216/968/216 causal constraints (skipped 176 transitions) in 22 ms.
[2023-03-22 19:41:08] [INFO ] Added : 143 causal constraints over 29 iterations in 848 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
Stuttering acceptance computed with spot in 128 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 6597 reset in 564 ms.
Product exploration explored 100000 steps with 6579 reset in 569 ms.
Applying partial POR strategy [false, true, true]
Stuttering acceptance computed with spot in 121 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Support contains 26 out of 242 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 242/242 places, 568/568 transitions.
Applied a total of 0 rules in 6 ms. Remains 242 /242 variables (removed 0) and now considering 568/568 (removed 0) transitions.
[2023-03-22 19:41:09] [INFO ] Redundant transitions in 4 ms returned []
[2023-03-22 19:41:09] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:41:09] [INFO ] Invariant cache hit.
[2023-03-22 19:41:09] [INFO ] Dead Transitions using invariants and state equation in 196 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 214 ms. Remains : 242/242 places, 568/568 transitions.
Support contains 26 out of 242 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 242/242 places, 568/568 transitions.
Applied a total of 0 rules in 2 ms. Remains 242 /242 variables (removed 0) and now considering 568/568 (removed 0) transitions.
[2023-03-22 19:41:09] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:41:09] [INFO ] Invariant cache hit.
[2023-03-22 19:41:09] [INFO ] Implicit Places using invariants in 160 ms returned []
[2023-03-22 19:41:09] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:41:09] [INFO ] Invariant cache hit.
[2023-03-22 19:41:10] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-22 19:41:10] [INFO ] Implicit Places using invariants and state equation in 363 ms returned []
Implicit Place search using SMT with State Equation took 524 ms to find 0 implicit places.
[2023-03-22 19:41:10] [INFO ] Flow matrix only has 400 transitions (discarded 168 similar events)
[2023-03-22 19:41:10] [INFO ] Invariant cache hit.
[2023-03-22 19:41:10] [INFO ] Dead Transitions using invariants and state equation in 193 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 719 ms. Remains : 242/242 places, 568/568 transitions.
Treatment of property LamportFastMutEx-COL-8-LTLFireability-00 finished in 14092 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(!p0)) U G(p1)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U ((p1 U G(p2))&&X(X(p3)))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(!p0)))'
[2023-03-22 19:41:10] [INFO ] Flatten gal took : 33 ms
[2023-03-22 19:41:10] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLFireability.sr.xml took 4 ms.
[2023-03-22 19:41:10] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 266 places, 584 transitions and 2560 arcs took 3 ms.
Total runtime 138548 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3612/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
TIME LIMIT: Killed by timeout after 892 seconds
MemTotal: 16393216 kB
MemFree: 10068164 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16122744 kB
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3612/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
TIME LIMIT: Killed by timeout after 892 seconds
MemTotal: 16393216 kB
MemFree: 10821364 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16075688 kB
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3612/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
TIME LIMIT: Killed by timeout after 892 seconds
MemTotal: 16393216 kB
MemFree: 11860848 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16068104 kB
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/3612/ltl_3_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : LamportFastMutEx-COL-8-LTLFireability-00
Could not compute solution for formula : LamportFastMutEx-COL-8-LTLFireability-02
Could not compute solution for formula : LamportFastMutEx-COL-8-LTLFireability-06
Could not compute solution for formula : LamportFastMutEx-COL-8-LTLFireability-14
BK_STOP 1679516751290
--------------------
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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name LamportFastMutEx-COL-8-LTLFireability-00
ltl formula formula --ltl=/tmp/3612/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 266 places, 584 transitions and 2560 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.040 real 0.000 user 0.020 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3612/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3612/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3612/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3612/ltl_0_
Killing (15) : 3618 3619 3620 3621 3622
Killing (9) : 3618 3619 3620 3621 3622
ltl formula name LamportFastMutEx-COL-8-LTLFireability-02
ltl formula formula --ltl=/tmp/3612/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 266 places, 584 transitions and 2560 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.040 real 0.010 user 0.020 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3612/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3612/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3612/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3612/ltl_1_
Killing (15) : 3636 3637 3638 3639 3640
Killing (9) : 3636 3637 3638 3639 3640
ltl formula name LamportFastMutEx-COL-8-LTLFireability-06
ltl formula formula --ltl=/tmp/3612/ltl_2_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 266 places, 584 transitions and 2560 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.050 real 0.010 user 0.010 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3612/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3612/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3612/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3612/ltl_2_
Killing (15) : 3721 3722 3723 3724 3725
Killing (9) : 3721 3722 3723 3724 3725
ltl formula name LamportFastMutEx-COL-8-LTLFireability-14
ltl formula formula --ltl=/tmp/3612/ltl_3_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 266 places, 584 transitions and 2560 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.040 real 0.010 user 0.020 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3612/ltl_3_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3612/ltl_3_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3612/ltl_3_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3612/ltl_3_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
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="LamportFastMutEx-COL-8"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is LamportFastMutEx-COL-8, 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 r233-tall-167856418800388"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-COL-8.tgz
mv LamportFastMutEx-COL-8 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;