fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r071-smll-167814397700227
Last Updated
May 14, 2023

About the Execution of LoLa+red for ClientsAndServers-PT-N0005P0

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
455.508 28358.00 42596.00 593.00 FFFFFTTFTFFFFTFF 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.r071-smll-167814397700227.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 lolaxred
Input is ClientsAndServers-PT-N0005P0, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r071-smll-167814397700227
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 7.4K Feb 26 13:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Feb 26 13:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Feb 26 13:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 26 13:26 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 3.8K Feb 25 15:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 15:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 15:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 15:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 26 13:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 158K Feb 26 13:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Feb 26 13:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K Feb 26 13:27 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 15:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 9.1K 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 ClientsAndServers-PT-N0005P0-LTLCardinality-00
FORMULA_NAME ClientsAndServers-PT-N0005P0-LTLCardinality-01
FORMULA_NAME ClientsAndServers-PT-N0005P0-LTLCardinality-02
FORMULA_NAME ClientsAndServers-PT-N0005P0-LTLCardinality-03
FORMULA_NAME ClientsAndServers-PT-N0005P0-LTLCardinality-04
FORMULA_NAME ClientsAndServers-PT-N0005P0-LTLCardinality-05
FORMULA_NAME ClientsAndServers-PT-N0005P0-LTLCardinality-06
FORMULA_NAME ClientsAndServers-PT-N0005P0-LTLCardinality-07
FORMULA_NAME ClientsAndServers-PT-N0005P0-LTLCardinality-08
FORMULA_NAME ClientsAndServers-PT-N0005P0-LTLCardinality-09
FORMULA_NAME ClientsAndServers-PT-N0005P0-LTLCardinality-10
FORMULA_NAME ClientsAndServers-PT-N0005P0-LTLCardinality-11
FORMULA_NAME ClientsAndServers-PT-N0005P0-LTLCardinality-12
FORMULA_NAME ClientsAndServers-PT-N0005P0-LTLCardinality-13
FORMULA_NAME ClientsAndServers-PT-N0005P0-LTLCardinality-14
FORMULA_NAME ClientsAndServers-PT-N0005P0-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1678258758816

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=lolaxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ClientsAndServers-PT-N0005P0
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-08 06:59:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-08 06:59:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-08 06:59:22] [INFO ] Load time of PNML (sax parser for PT used): 48 ms
[2023-03-08 06:59:22] [INFO ] Transformed 25 places.
[2023-03-08 06:59:22] [INFO ] Transformed 18 transitions.
[2023-03-08 06:59:22] [INFO ] Parsed PT model containing 25 places and 18 transitions and 54 arcs in 186 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 21 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA ClientsAndServers-PT-N0005P0-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0005P0-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0005P0-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 19 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 19 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 25 cols
[2023-03-08 06:59:23] [INFO ] Computed 8 place invariants in 8 ms
[2023-03-08 06:59:23] [INFO ] Implicit Places using invariants in 238 ms returned []
[2023-03-08 06:59:23] [INFO ] Invariant cache hit.
[2023-03-08 06:59:23] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 394 ms to find 0 implicit places.
[2023-03-08 06:59:23] [INFO ] Invariant cache hit.
[2023-03-08 06:59:23] [INFO ] Dead Transitions using invariants and state equation in 80 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 496 ms. Remains : 25/25 places, 18/18 transitions.
Support contains 19 out of 25 places after structural reductions.
[2023-03-08 06:59:24] [INFO ] Flatten gal took : 34 ms
[2023-03-08 06:59:24] [INFO ] Flatten gal took : 11 ms
[2023-03-08 06:59:24] [INFO ] Input system was already deterministic with 18 transitions.
Incomplete random walk after 10008 steps, including 12 resets, run finished after 282 ms. (steps per millisecond=35 ) properties (out of 27) seen :24
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-08 06:59:24] [INFO ] Invariant cache hit.
[2023-03-08 06:59:24] [INFO ] After 66ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 06:59:24] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-08 06:59:24] [INFO ] [Nat]Absence check using 5 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-08 06:59:24] [INFO ] After 62ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 1 ms.
FORMULA ClientsAndServers-PT-N0005P0-LTLCardinality-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 12 simplifications.
FORMULA ClientsAndServers-PT-N0005P0-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 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((p0&&(p1||X((p2||(G(p0) U (p1&&G(p0)))))))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 3 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2023-03-08 06:59:25] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-08 06:59:25] [INFO ] Implicit Places using invariants in 52 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 55 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 60 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 600 ms :[(NOT p0), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (NOT p1)), true, (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : ClientsAndServers-PT-N0005P0-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 4}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(NOT p0), acceptance={} source=1 dest: 4}], [{ cond=(AND p0 p1 (NOT p2)), acceptance={} source=2 dest: 0}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=2 dest: 4}], [{ cond=(AND p0 p1), acceptance={0} source=3 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 3}, { cond=(NOT p0), acceptance={0} source=3 dest: 4}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=true, acceptance={} source=5 dest: 1}]], initial=5, aps=[p0:(LEQ s0 s8), p1:(LEQ 1 s19), p2:(LEQ s11 s14)], 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]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 6 ms.
FORMULA ClientsAndServers-PT-N0005P0-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0005P0-LTLCardinality-00 finished in 778 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&&X(F((X(p0)&&G(p1))))))&&X(p1)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 2 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2023-03-08 06:59:26] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-08 06:59:26] [INFO ] Implicit Places using invariants in 56 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 58 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 62 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 395 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), true, (NOT p0), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0005P0-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}, { cond=p0, acceptance={} source=0 dest: 3}], [{ cond=(NOT p1), acceptance={} source=1 dest: 4}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}, { cond=p0, acceptance={} source=2 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}, { cond=p1, acceptance={0} source=3 dest: 5}, { cond=p1, acceptance={} source=3 dest: 6}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=5 dest: 3}, { cond=(AND (NOT p0) p1), acceptance={0} source=5 dest: 5}, { cond=(AND (NOT p0) p1), acceptance={} source=5 dest: 6}], [{ cond=(NOT p1), acceptance={0} source=6 dest: 3}, { cond=p1, acceptance={} source=6 dest: 6}]], initial=0, aps=[p0:(LEQ 3 s16), p1:(LEQ 3 s3)], nbAcceptance=1, 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]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0005P0-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0005P0-LTLCardinality-03 finished in 488 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&&X(F(p1))))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 2 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
[2023-03-08 06:59:26] [INFO ] Invariant cache hit.
[2023-03-08 06:59:26] [INFO ] Implicit Places using invariants in 51 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 53 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 56 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 176 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : ClientsAndServers-PT-N0005P0-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={0} source=2 dest: 0}, { cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=1, aps=[p1:(LEQ 3 s16), p0:(LEQ 3 s8)], 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 2836 reset in 459 ms.
Product exploration explored 100000 steps with 2922 reset in 275 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 267 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 158 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Finished random walk after 63 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=63 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p1), (F p0)]
Knowledge based reduction with 4 factoid took 319 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 166 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 165 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
// Phase 1: matrix 18 rows 21 cols
[2023-03-08 06:59:28] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-08 06:59:28] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-08 06:59:28] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-08 06:59:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 06:59:28] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-08 06:59:28] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-08 06:59:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 06:59:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-08 06:59:28] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-08 06:59:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 06:59:28] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2023-03-08 06:59:28] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-08 06:59:28] [INFO ] Added : 9 causal constraints over 2 iterations in 26 ms. Result :sat
Could not prove EG (NOT p0)
[2023-03-08 06:59:28] [INFO ] Invariant cache hit.
[2023-03-08 06:59:28] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-08 06:59:28] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-08 06:59:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 06:59:28] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2023-03-08 06:59:28] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-08 06:59:28] [INFO ] Added : 9 causal constraints over 2 iterations in 24 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 2 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-03-08 06:59:28] [INFO ] Invariant cache hit.
[2023-03-08 06:59:29] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-08 06:59:29] [INFO ] Invariant cache hit.
[2023-03-08 06:59:29] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 108 ms to find 0 implicit places.
[2023-03-08 06:59:29] [INFO ] Invariant cache hit.
[2023-03-08 06:59:29] [INFO ] Dead Transitions using invariants and state equation in 52 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 164 ms. Remains : 21/21 places, 18/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 246 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 162 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Finished random walk after 63 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=31 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p1), (F p0)]
Knowledge based reduction with 4 factoid took 298 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 159 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 160 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
[2023-03-08 06:59:30] [INFO ] Invariant cache hit.
[2023-03-08 06:59:30] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-08 06:59:30] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-08 06:59:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 06:59:30] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-08 06:59:30] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 15 ms.
[2023-03-08 06:59:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 06:59:30] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-08 06:59:30] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-08 06:59:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 06:59:30] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-08 06:59:30] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-08 06:59:30] [INFO ] Added : 9 causal constraints over 2 iterations in 25 ms. Result :sat
Could not prove EG (NOT p0)
[2023-03-08 06:59:30] [INFO ] Invariant cache hit.
[2023-03-08 06:59:30] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-08 06:59:30] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-08 06:59:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 06:59:30] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-08 06:59:30] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-08 06:59:30] [INFO ] Added : 9 causal constraints over 2 iterations in 22 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 171 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 2844 reset in 282 ms.
Product exploration explored 100000 steps with 2854 reset in 282 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 160 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Support contains 2 out of 21 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 21 transition count 18
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 4 Pre rules applied. Total rules applied 6 place count 21 transition count 18
Deduced a syphon composed of 10 places in 0 ms
Iterating global reduction 1 with 4 rules applied. Total rules applied 10 place count 21 transition count 18
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 13 place count 18 transition count 15
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 16 place count 18 transition count 15
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 10 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 19 place count 18 transition count 15
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 21 place count 16 transition count 13
Deduced a syphon composed of 8 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 23 place count 16 transition count 13
Deduced a syphon composed of 8 places in 0 ms
Applied a total of 23 rules in 24 ms. Remains 16 /21 variables (removed 5) and now considering 13/18 (removed 5) transitions.
[2023-03-08 06:59:31] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 13 rows 16 cols
[2023-03-08 06:59:31] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-08 06:59:31] [INFO ] Dead Transitions using invariants and state equation in 65 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 16/21 places, 13/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 99 ms. Remains : 16/21 places, 13/18 transitions.
Support contains 2 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2023-03-08 06:59:31] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-08 06:59:31] [INFO ] Implicit Places using invariants in 40 ms returned []
[2023-03-08 06:59:31] [INFO ] Invariant cache hit.
[2023-03-08 06:59:31] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
[2023-03-08 06:59:31] [INFO ] Invariant cache hit.
[2023-03-08 06:59:31] [INFO ] Dead Transitions using invariants and state equation in 51 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 147 ms. Remains : 21/21 places, 18/18 transitions.
Treatment of property ClientsAndServers-PT-N0005P0-LTLCardinality-04 finished in 5496 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&&X(p1)))||X(p0)))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2023-03-08 06:59:32] [INFO ] Computed 4 place invariants in 3 ms
[2023-03-08 06:59:32] [INFO ] Implicit Places using invariants in 31 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 35 ms. Remains : 20/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 226 ms :[(NOT p0), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : ClientsAndServers-PT-N0005P0-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 4}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 4}], [{ cond=(NOT p0), acceptance={} source=3 dest: 0}, { cond=p0, acceptance={} source=3 dest: 2}], [{ cond=p0, acceptance={0} source=4 dest: 1}, { cond=(NOT p0), acceptance={0} source=4 dest: 4}]], initial=3, aps=[p0:(LEQ s4 s14), p1:(GT s13 s3)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 132 ms.
Product exploration explored 100000 steps with 50000 reset in 163 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) (NOT p1))))
Knowledge based reduction with 4 factoid took 208 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ClientsAndServers-PT-N0005P0-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ClientsAndServers-PT-N0005P0-LTLCardinality-05 finished in 790 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 (!p0&&X((p1||G(p0))))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 7 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2023-03-08 06:59:32] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-08 06:59:32] [INFO ] Implicit Places using invariants in 65 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 76 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 86 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 178 ms :[true, (OR (NOT p1) p0), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0005P0-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={0} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 0}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=1, aps=[p0:(GT 1 s3), p1:(GT 2 s17)], 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][false, false, false, false]]
Product exploration explored 100000 steps with 13114 reset in 136 ms.
Product exploration explored 100000 steps with 13115 reset in 154 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), true, (X (X p0)), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 467 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 173 ms :[true, (OR (NOT p1) p0), (NOT p0), (AND (NOT p0) (NOT p1))]
Finished random walk after 4665 steps, including 4 resets, run visited all 3 properties in 17 ms. (steps per millisecond=274 )
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), true, (X (X p0)), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (NOT p0)), (F (AND p0 (NOT p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 8 factoid took 547 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 180 ms :[true, (OR (NOT p1) p0), (NOT p0), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 175 ms :[true, (OR (NOT p1) p0), (NOT p0), (AND (NOT p0) (NOT p1))]
// Phase 1: matrix 18 rows 21 cols
[2023-03-08 06:59:34] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-08 06:59:34] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-08 06:59:35] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-08 06:59:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 06:59:35] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2023-03-08 06:59:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 06:59:35] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-08 06:59:35] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-08 06:59:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 06:59:35] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-08 06:59:35] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-08 06:59:35] [INFO ] Added : 9 causal constraints over 2 iterations in 25 ms. Result :sat
Could not prove EG p0
Support contains 2 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-03-08 06:59:35] [INFO ] Invariant cache hit.
[2023-03-08 06:59:35] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-08 06:59:35] [INFO ] Invariant cache hit.
[2023-03-08 06:59:35] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
[2023-03-08 06:59:35] [INFO ] Invariant cache hit.
[2023-03-08 06:59:35] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 135 ms. Remains : 21/21 places, 18/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), true, (X (X p0)), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 474 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 189 ms :[true, (OR (NOT p1) p0), (NOT p0), (AND (NOT p0) (NOT p1))]
Finished random walk after 3633 steps, including 8 resets, run visited all 3 properties in 14 ms. (steps per millisecond=259 )
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), true, (X (X p0)), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (NOT p0)), (F (AND p0 (NOT p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 8 factoid took 584 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 180 ms :[true, (OR (NOT p1) p0), (NOT p0), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 177 ms :[true, (OR (NOT p1) p0), (NOT p0), (AND (NOT p0) (NOT p1))]
[2023-03-08 06:59:36] [INFO ] Invariant cache hit.
[2023-03-08 06:59:36] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-08 06:59:36] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-08 06:59:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 06:59:36] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-08 06:59:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 06:59:37] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-08 06:59:37] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-08 06:59:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 06:59:37] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-08 06:59:37] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-08 06:59:37] [INFO ] Added : 9 causal constraints over 2 iterations in 23 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 174 ms :[true, (OR (NOT p1) p0), (NOT p0), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 13156 reset in 174 ms.
Product exploration explored 100000 steps with 13162 reset in 159 ms.
Applying partial POR strategy [true, false, true, true]
Stuttering acceptance computed with spot in 172 ms :[true, (OR (NOT p1) p0), (NOT p0), (AND (NOT p0) (NOT p1))]
Support contains 2 out of 21 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 21 transition count 18
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 4 Pre rules applied. Total rules applied 5 place count 21 transition count 18
Deduced a syphon composed of 9 places in 0 ms
Iterating global reduction 1 with 4 rules applied. Total rules applied 9 place count 21 transition count 18
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 11 place count 19 transition count 16
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 13 place count 19 transition count 16
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 1 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 15 place count 19 transition count 16
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 16 place count 18 transition count 15
Deduced a syphon composed of 8 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 17 place count 18 transition count 15
Deduced a syphon composed of 8 places in 0 ms
Applied a total of 17 rules in 9 ms. Remains 18 /21 variables (removed 3) and now considering 15/18 (removed 3) transitions.
[2023-03-08 06:59:37] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 15 rows 18 cols
[2023-03-08 06:59:37] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-08 06:59:37] [INFO ] Dead Transitions using invariants and state equation in 48 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 18/21 places, 15/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 76 ms. Remains : 18/21 places, 15/18 transitions.
Support contains 2 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2023-03-08 06:59:38] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-08 06:59:38] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-03-08 06:59:38] [INFO ] Invariant cache hit.
[2023-03-08 06:59:38] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 92 ms to find 0 implicit places.
[2023-03-08 06:59:38] [INFO ] Invariant cache hit.
[2023-03-08 06:59:38] [INFO ] Dead Transitions using invariants and state equation in 46 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 141 ms. Remains : 21/21 places, 18/18 transitions.
Treatment of property ClientsAndServers-PT-N0005P0-LTLCardinality-08 finished in 5395 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&&F(p1)))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2023-03-08 06:59:38] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-08 06:59:38] [INFO ] Implicit Places using invariants in 42 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 45 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 48 ms. Remains : 20/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 182 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0005P0-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(LEQ s9 s4), p1:(GT s3 s8)], 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]]
Stuttering criterion allowed to conclude after 2847 steps with 3 reset in 8 ms.
FORMULA ClientsAndServers-PT-N0005P0-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0005P0-LTLCardinality-09 finished in 262 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((p0 U p1))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 22 transition count 15
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 4 rules applied. Total rules applied 10 place count 19 transition count 14
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 11 place count 18 transition count 14
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 11 place count 18 transition count 12
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 15 place count 16 transition count 12
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 19 place count 14 transition count 10
Applied a total of 19 rules in 14 ms. Remains 14 /25 variables (removed 11) and now considering 10/18 (removed 8) transitions.
// Phase 1: matrix 10 rows 14 cols
[2023-03-08 06:59:38] [INFO ] Computed 5 place invariants in 0 ms
[2023-03-08 06:59:38] [INFO ] Implicit Places using invariants in 35 ms returned [13]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 37 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 13/25 places, 10/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 13 /13 variables (removed 0) and now considering 10/10 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 53 ms. Remains : 13/25 places, 10/18 transitions.
Stuttering acceptance computed with spot in 107 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0005P0-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=(OR p1 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(LEQ s0 s8), p0:(LEQ s12 s9)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 85 reset in 311 ms.
Stack based approach found an accepted trace after 589 steps with 0 reset with depth 590 and stack size 590 in 5 ms.
FORMULA ClientsAndServers-PT-N0005P0-LTLCardinality-10 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0005P0-LTLCardinality-10 finished in 499 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(F(((X(p0) U p1)&&(p0 U X(p2)))))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 2 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2023-03-08 06:59:38] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-08 06:59:39] [INFO ] Implicit Places using invariants in 48 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 51 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 56 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 232 ms :[(OR (NOT p1) (NOT p2)), (NOT p2), (OR (NOT p1) (AND (NOT p0) (NOT p2))), (NOT p2)]
Running random walk in product with property : ClientsAndServers-PT-N0005P0-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}, { cond=p0, acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=1 dest: 2}, { cond=(AND p0 (NOT p2)), acceptance={0} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 1}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=3 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(LEQ 2 s19), p1:(LEQ s12 s11), p2:(LEQ 2 s1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 82185 steps with 412 reset in 241 ms.
FORMULA ClientsAndServers-PT-N0005P0-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0005P0-LTLCardinality-11 finished in 573 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)&&F(G(!p0))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 21 transition count 12
Reduce places removed 6 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 7 rules applied. Total rules applied 17 place count 15 transition count 11
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 18 place count 14 transition count 11
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 18 place count 14 transition count 10
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 20 place count 13 transition count 10
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 26 place count 10 transition count 7
Applied a total of 26 rules in 8 ms. Remains 10 /25 variables (removed 15) and now considering 7/18 (removed 11) transitions.
// Phase 1: matrix 7 rows 10 cols
[2023-03-08 06:59:39] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-08 06:59:39] [INFO ] Implicit Places using invariants in 42 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 54 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 9/25 places, 7/18 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 9 transition count 6
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 8 transition count 6
Applied a total of 2 rules in 3 ms. Remains 8 /9 variables (removed 1) and now considering 6/7 (removed 1) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-08 06:59:39] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-08 06:59:39] [INFO ] Implicit Places using invariants in 38 ms returned []
[2023-03-08 06:59:39] [INFO ] Invariant cache hit.
[2023-03-08 06:59:39] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/25 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 154 ms. Remains : 8/25 places, 6/18 transitions.
Stuttering acceptance computed with spot in 151 ms :[true, (NOT p0), p0]
Running random walk in product with property : ClientsAndServers-PT-N0005P0-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 2}, { cond=p0, acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(LEQ s7 s5)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 2333 steps with 4 reset in 5 ms.
FORMULA ClientsAndServers-PT-N0005P0-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0005P0-LTLCardinality-12 finished in 328 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||X((p1 U p2))||G(p1)))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 2 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2023-03-08 06:59:39] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-08 06:59:39] [INFO ] Implicit Places using invariants in 41 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 51 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 11 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 65 ms. Remains : 20/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 172 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : ClientsAndServers-PT-N0005P0-LTLCardinality-13 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0) (NOT p2)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}]], initial=2, aps=[p0:(LEQ s6 s17), p1:(LEQ 1 s1), p2:(LEQ 2 s9)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 58 ms.
Product exploration explored 100000 steps with 50000 reset in 60 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X p0), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND p1 (NOT p0) (NOT p2)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 4 factoid took 91 ms. Reduced automaton from 3 states, 4 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ClientsAndServers-PT-N0005P0-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ClientsAndServers-PT-N0005P0-LTLCardinality-13 finished in 476 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(((X(X(F((p1 U (p2||G(p1))))))&&p0)||G(F((p1 U (p2||G(p1))))))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 1 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2023-03-08 06:59:40] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-08 06:59:40] [INFO ] Implicit Places using invariants in 37 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 38 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 41 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 145 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : ClientsAndServers-PT-N0005P0-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p2) p1), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=0, aps=[p0:(AND (LEQ s12 s9) (LEQ 3 s17)), p2:(AND (LEQ 3 s16) (GT s12 s9)), p1:(GT s12 s9)], 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 3216 reset in 220 ms.
Product exploration explored 100000 steps with 3232 reset in 215 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (AND (NOT p2) (NOT p1))), (X (NOT p0)), (X (NOT (AND (NOT p2) p1))), true, (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p2) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 502 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter sensitive) to 3 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 156 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Finished random walk after 5407 steps, including 10 resets, run visited all 3 properties in 12 ms. (steps per millisecond=450 )
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (AND (NOT p2) (NOT p1))), (X (NOT p0)), (X (NOT (AND (NOT p2) p1))), true, (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p2) p1))))]
False Knowledge obtained : [(F p0), (F (AND p1 (NOT p2))), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 8 factoid took 591 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter sensitive) to 3 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 163 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 160 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
// Phase 1: matrix 18 rows 21 cols
[2023-03-08 06:59:42] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-08 06:59:42] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-08 06:59:42] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-08 06:59:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 06:59:42] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2023-03-08 06:59:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 06:59:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-08 06:59:42] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-08 06:59:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 06:59:42] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2023-03-08 06:59:42] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-08 06:59:42] [INFO ] Added : 3 causal constraints over 1 iterations in 15 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
Support contains 4 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-03-08 06:59:42] [INFO ] Invariant cache hit.
[2023-03-08 06:59:42] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-08 06:59:42] [INFO ] Invariant cache hit.
[2023-03-08 06:59:42] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
[2023-03-08 06:59:42] [INFO ] Invariant cache hit.
[2023-03-08 06:59:42] [INFO ] Dead Transitions using invariants and state equation in 49 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 150 ms. Remains : 21/21 places, 18/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p2)))), true, (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 484 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter sensitive) to 3 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 161 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Finished random walk after 3946 steps, including 7 resets, run visited all 3 properties in 8 ms. (steps per millisecond=493 )
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p2)))), true, (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0), (F (AND p1 (NOT p2))), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 8 factoid took 566 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter sensitive) to 3 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 167 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 161 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
[2023-03-08 06:59:44] [INFO ] Invariant cache hit.
[2023-03-08 06:59:44] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-08 06:59:44] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-08 06:59:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 06:59:44] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2023-03-08 06:59:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 06:59:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-08 06:59:44] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-08 06:59:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 06:59:44] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-08 06:59:44] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-08 06:59:44] [INFO ] Added : 3 causal constraints over 1 iterations in 15 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
Stuttering acceptance computed with spot in 171 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 3223 reset in 200 ms.
Stack based approach found an accepted trace after 23940 steps with 748 reset with depth 49 and stack size 49 in 54 ms.
FORMULA ClientsAndServers-PT-N0005P0-LTLCardinality-14 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0005P0-LTLCardinality-14 finished in 4792 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&&X(F(p1))))))'
Found a Shortening insensitive property : ClientsAndServers-PT-N0005P0-LTLCardinality-04
Stuttering acceptance computed with spot in 153 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 22 transition count 13
Reduce places removed 5 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 6 rules applied. Total rules applied 14 place count 17 transition count 12
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 15 place count 16 transition count 12
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 15 place count 16 transition count 11
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 17 place count 15 transition count 11
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 23 place count 12 transition count 8
Applied a total of 23 rules in 11 ms. Remains 12 /25 variables (removed 13) and now considering 8/18 (removed 10) transitions.
// Phase 1: matrix 8 rows 12 cols
[2023-03-08 06:59:45] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-08 06:59:45] [INFO ] Implicit Places using invariants in 44 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 46 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 11/25 places, 8/18 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 11 transition count 7
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 10 transition count 7
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 2 place count 10 transition count 5
Deduced a syphon composed of 2 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 5 rules applied. Total rules applied 7 place count 7 transition count 5
Applied a total of 7 rules in 5 ms. Remains 7 /11 variables (removed 4) and now considering 5/8 (removed 3) transitions.
// Phase 1: matrix 5 rows 7 cols
[2023-03-08 06:59:45] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-08 06:59:45] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-08 06:59:45] [INFO ] Invariant cache hit.
[2023-03-08 06:59:45] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 7/25 places, 5/18 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 134 ms. Remains : 7/25 places, 5/18 transitions.
Running random walk in product with property : ClientsAndServers-PT-N0005P0-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={0} source=2 dest: 0}, { cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=1, aps=[p1:(LEQ 3 s5), p0:(LEQ 3 s2)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 2032 reset in 124 ms.
Stack based approach found an accepted trace after 15 steps with 0 reset with depth 16 and stack size 16 in 1 ms.
Treatment of property ClientsAndServers-PT-N0005P0-LTLCardinality-04 finished in 597 ms.
Length sensitive decision was in the wrong direction : Shortening insensitive + false
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 (!p0&&X((p1||G(p0))))))'
[2023-03-08 06:59:45] [INFO ] Flatten gal took : 7 ms
[2023-03-08 06:59:45] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2023-03-08 06:59:45] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 25 places, 18 transitions and 54 arcs took 0 ms.
Total runtime 23186 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT ClientsAndServers-PT-N0005P0
BK_EXAMINATION: LTLCardinality
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/370
LTLCardinality

FORMULA ClientsAndServers-PT-N0005P0-LTLCardinality-04 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ClientsAndServers-PT-N0005P0-LTLCardinality-08 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678258787174

--------------------
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 LTLCardinality -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/370/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/370/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/370/LTLCardinality.xml
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 1 (type EXCL) for 0 ClientsAndServers-PT-N0005P0-LTLCardinality-04
lola: time limit : 1800 sec
lola: memory limit: 32 pages
lola: FINISHED task # 1 (type EXCL) for ClientsAndServers-PT-N0005P0-LTLCardinality-04
lola: result : false
lola: markings : 462
lola: fired transitions : 462
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 4 (type EXCL) for 3 ClientsAndServers-PT-N0005P0-LTLCardinality-08
lola: time limit : 3600 sec
lola: memory limit: 32 pages
lola: FINISHED task # 4 (type EXCL) for ClientsAndServers-PT-N0005P0-LTLCardinality-08
lola: result : true
lola: markings : 3195
lola: fired transitions : 4850
lola: time used : 0.000000
lola: memory pages used : 1
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
ClientsAndServers-PT-N0005P0-LTLCardinality-04: LTL false LTL model checker
ClientsAndServers-PT-N0005P0-LTLCardinality-08: LTL true LTL model checker


Time elapsed: 0 secs. Pages in use: 1

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="ClientsAndServers-PT-N0005P0"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is ClientsAndServers-PT-N0005P0, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r071-smll-167814397700227"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ClientsAndServers-PT-N0005P0.tgz
mv ClientsAndServers-PT-N0005P0 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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