Proceedings of the XVII Ibero-American Conference on Software Engineering (CIBSE2014) !"#$%&'(%)(*+"'("',-)(.)--+/&)0#+"(%)(( 1)0)-+2&30(4$#'/5#&2+(%)(*+"'"(%)(6-$),+( 81-!-"9%:;./<!/!$%=!-<>/%,94!-.$%,!/<.!09%=!<!49/0!% ?1/<-9%"1%@/A1B<.0!C.D/%1%@//9A!C.D/%1/%@/01/.1->!%"1%,9#<E!-1%–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pril, 23-25, Pucón, Chile Universidad de La Frontera, Temuco, Chile. 262 Proceedings of the XVII Ibero-American Conference on Software Engineering (CIBSE2014) C!%\`]$%&-;17!B%"1%1M1C;C.D/%B.N7D4.C!%"./RN.C!%U"14%./04^B%LK/!N.C%,KN794.C%T_12 C;<.9/X%L,TW%<!N7.^/%44!N!"!B%&-;17!B%C9/C94.C%\a]%K%&-;17!B%"1%B9#<E!-1%7!B!"!B%1/% 7VBS;1"!%U"14%./04^B%,1!-CQ%5!B1"%,9#<E!-1%J1B<./0X%,5,JW%\b]'%% P!B%&-;17!B%!41!<9-.!B%C9/B.B<1/%1/%1410.-%!4%!O!-%49B%A!49-1B%1/%14%"9N./.9%"1%1/2 <-!"!B%&9B.741B'%TB<!%1B<-!<10.!%!%N1/;"9%01/1-!%;/%/VN1-9%B.0/.#.C!<.A9%"1%C!B9B%"1% &-;17!%1/%;/%C9-<9%<.1N&9'%c9%97B<!/<1$%&;1"1%<1/1-%".#.C;4<!"1B%1/%C;7-.-%&!-<1B%"1% ;/%&-90-!N!%"1%".#>C.4%!CC1B9%&9-S;1%&9-%1M1N&49$%&!-!%C;7-.-49$%B1%-1S;.1-1% A!49-1B% 1B&1C>#.C9B%\d]'% TM1C;C.D/%B.N7D4.C!%1B%;/!%<^C/.C!%1B<R<.C!%"1%!/R4.B.B%"1%CD".09%#;1/<1%1/% 4!%S;1% 49B% C!N./9B% "1% 49B% &-90-!N!B% B9/% "1BC-.<9B% C9N9% ;/% C9/M;/<9% "1% -1B<-.CC.9/1B% S;1% .N&4.C!%B94!N1/<1%49B%&!-RN1<-9B%"1%1/<-!"!%"1%;/%&-90-!N!%\e]'%P!B%<^C/.C!B%1B<R<.2 C!B% "1% !/R4.B.B% "1% CD".09$% C9N9% 1B% 1M1C;C.D/% B.N7D4.C!$% /9% -1S;.1-1/% S;1% 14% CD".09% 7!M9% &-;17!% B1!% 1M1C;<!"9'% T_.B<1/% !40;/!B% Q1--!N.1/<!B% S;1% ;B!/% C9N9% 7!B1% 1M1C;2 C.D/%B.N7D4.C!$%C9N9%&9-%1M1N&49%/01%\f]'%G/!%"1%4!B%&-./C.&!41B%C-><.C!B%S;1%<.1/1/% 4!B%<^C/.C!B%1B<R<.C!B%1B%B;%!4<9%C9B<9%"1%C9N&;<!C.D/'%g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h!/<Q!2 i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`]$%\(a]$%\(b]'%% g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j!A!$% "!"9% S;1% 9#-1C1% 4!B% Q1--!N.1/<!B% NRB% !C<;!4.O!"!B% &!-!% 4!% 01/1-!C.D/% !;<9NR<.C!% "1% &-;17!B% ;/.<!-.!B'% ?9N9% B;M1<9B% "1% &-;17!% B1% B141CC.9/!-9/% "9B% &-90-!N!B% j!A!% &1S;1Z9B% !% 49B%S;1%B1% 41B%B1N7-!-9/%!40;/9B%"1#1C<9B'%TB<9B%"1#1C<9B%Q!/%B."9%-1&9-<!"9B%C9N9% 49B% S;1% NRB% #-1C;1/<1N1/<1% S;1% ./B1-<!/% 1/% 14% CD".09% 49B% &-90-!N!"9-1B% \(d]$% \(e]'% ?9/%-1B&1C<9%!%4!B% Q1--!N.1/<!B$% B1%B141CC.9/!-9/%"9B% -1&-1B1/<!<.A!B%"1% 4!B%<^C/.C!B% B141CC.D/!"!B% &!-!% 14% 1B<;".9% U&-;17!B% !41!<9-.!B% K% ,5,JW% S;1% 01/1-!/% C!B9B% "1% April, 23-25, Pucón, Chile Universidad de La Frontera, Temuco, Chile. 263 Proceedings of the XVII Ibero-American Conference on Software Engineering (CIBSE2014) &-;17!%jG/.<%&!-!%&-90-!N!B%j!A!3%6;79%;/%&-9C1B9%&!-!%B141CC.9/!-%4!B%Q1--!N.1/<!B% NRB%-1&-1B1/<!<.A!B%"1%4!B%<^C/.C!B%U1_&4.C!"9%C9/%"1<!441%1/%4!%B1CC.D/%F'F'W%K%!40;/!B% #;1-9/% "1BC!-<!B% &9-% ".#.C;4<!"% "1% C9/#.0;-!C.D/% K% ;B9'% g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`%K%1/%4!%B1CC.D/%a%B1%-1!4.O!%;/!%".BC;B.D/%"1%^B<9B'%P!B% !N1/!O!B%!%4!%A!4."1O%B9/%!79-"!"!B%1/%4!%B1CC.D/%b%K%4!%B1CC.D/%d%&-1B1/<!%4!B%C9/2 C4;B.9/1B%K%14%<-!7!M9%#;<;-9'% >! ?-+,+@'(7)9+2&'0+%'( T_.B<1/% N;CQ9B%<1N!B% ./A1B<.0!"9B%1/% 4!%01/1-!C.D/%!;<9NR<.C!%"1%C!B9B%"1%&-;17!'% P9B%&-./C.&!41B%<1N!B%./A1B<.0!"9B%B9/%4!%&1-#9-N!/C1%"1%4!B%<^C/.C!B%K%49B%&-9741N!B% &!-!%4!%01/1-!C.D/'% T/% 49% S;1% -1B&1C<!% !% 4!% &1-#9-N!/C1$% "9B% 1/#9S;1B% &!-!% 4!% 01/1-!C.D/% Q!/% B."9% C9N&!-!"9B%\(f]X%14%1/#9S;1%C9/C94.C%"1%4!%Q1--!N.1/<!%4%'(%\)*]%K%;/%1/#9S;1%7!B!2 "9%1/%7VBS;1"!%"1%4!%Q1--!N.1/<!%5%$'&+2\)(]'%T/%1B<!%./A1B<.0!C.D/%4!B%Q1--!N.1/<!B% B1%!&4.C!-9/%!%&-90-!N!B%C9N&41M9B% K% /9%B1%-1!4.O!-9/%!M;B<1B%1/%144!B%/.%1/% 49B%&-92 0-!N!B'% P9B% -1B;4<!"9B% "14% 1B<;".9% ./".C!/% S;1% 4!B% "9B% Q1--!N.1/<!B% 1/#-1/<!-9/% A!2 -.9B% &-9741N!B% &!-!% 4!% 01/1-!C.D/% "1% 49B% C!B9B% "1% &-;17!% K% /./0;/!% "1% 144!B% 490-D% C;7-.-% NRB% "14% a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e*% [% "1% 49B% &-9#1B.9/!41B% -1CQ!O!-9/% 4!% A.B.D/% "1% S;1% 4!B% &-;17!B%"1%B9#<E!-1%B1-R/%<9<!4N1/<1%!;<9N!<.O!"!B'%% T/%49%S;1%-1B&1C<!%!%4!%"1<1CC.D/%"1%"1#1C<9B%4!B%Q1--!N.1/<!B%!;<9NR<.C!B%&;1"1/% -1A14!-%"1#1C<9B%/9%1/C9/<-!"9B%&9-%<^C/.C!B%"1%&-;17!%N!/;!41B% \(b]'%g40;/9B%1B<;2 ".9B%./".C!/%<!N7.^/%S;1%4!B%1B<-!<10.!B%"1%&-;17!%N!/;!41B%K%!;<9NR<.C!B%B9/%C9N2 &41N1/<!-.!B%\)`]$%\)a]'%% April, 23-25, Pucón, Chile Universidad de La Frontera, Temuco, Chile. 264 Proceedings of the XVII Ibero-American Conference on Software Engineering (CIBSE2014) T/%14%C9/<1_<9%"1%,5,J%B1%Q!/%&-1B1/<!"9%1/#9S;1B%&!-!%!;N1/<!-%4!%&1-#9-N!/C1% 1/% 4!% 01/1-!C.D/% "1% 4!B% &-;17!B$% K!% S;1% Q!K% 1BC1/!-.9B% 1/% 49B% S;1% 4!B% #;/C.9/1B% "1% !"1C;!C.D/%S;1%B9/%4!B%S;1%"1<1-N./!/%14%0-!"9%"1%!&<.<;"%"1%;/!%B94;C.D/%C!/"."!<9$%% /9%&;1"1/%&-9A11-%;/!%!"1C;!"!%0;>!%1/%4!%7VBS;1"!%"1%"!<9B'%G/%1/#9S;1%\)b]%C9/2 B.B<1%1/%./C4;.-%!4%&-9#1B.9/!4%C9/%C9/9C.N.1/<9%1/%14%"9N./.9%"1%4!%!&4.C!C.D/$%1/%14% &-9C1B9%"1%01/1-!C.D/$%&!-!%S;1%&-9A1!%-1<-9!4.N1/<!C.D/%K%490-!-%"1%1B<!%#9-N!%N!2 K9-% C971-<;-!'% Y!-!% .N&41N1/<!-% 1B<1% 1/#9S;1% B1% ;B!% 4!% Q1--!N.1/<!% !"#$%&'(% \)d]'% ?9/%!"#$%&'(%B1%Q!%"1N9B<-!"9%S;1%C;!/"9%14%&-90-!N!%/9%<.1/1%"1&1/"1/C.!B%C9/%14% 1/<9-/9%U&9-%1M1N&49$%C;!/"9%14%CD".09%/9%!CC1"1%!%;/%B.B<1N!%"1%!-CQ.A9%9%!%4!%-1"W% &;1"1% !4C!/O!-% ;/!% C971-<;-!% &-9N1".9% "1% Q!B<!% 14% f*% [$% &1-9% C;!/"9% 1_.B<1/% 1B<1% <.&9%"1%"1&1/"1/C.!B%97<;A9%1/%&-9N1".9%;/!%C971-<;-!%"14%`e%[%\)e]'% T/%;/%1_&1-.N1/<9%\)f]%S;1%./A94;C-!%!%B;M1<9B%Q;N!/9B%S;1%B1%41B%B94.C.<!%C9/B2 <-;.-%C9/M;/<9%"1%C!B9B%"1%&-;17!%jG/.<2"1%#9-N!%N!/;!4%9%C9/%4!%!B.B<1/C.!%"1%!"#6 $%&'($% B1% 97<;A9% 1/% ;/!% "1% 4!B% C4!B1B% 1B<;".!"!B% ;/!% <!B!% "1% "1<1CC.D/% "1% "1#1C<9B% U&9-C1/<!M1%"1%N;<!/<1B%"1<1C<!"9B%&9-%14%C9/M;/<9%"1%C!B9B%"1%&-;17!W%"1%*$Fe%C9/%4!% !B.B<1/C.!% "1% !"#$%&'(2 K% "1% *$ef% B./% 4!% !B.B<1/C.!% "1% 4!% Q1--!N.1/<!'% TB<1% 1B<;".9$% B.% 7.1/%C9/#.-N!%S;1%4!B%Q1--!N.1/<!B%B9/%1#1C<.A!B%&!-!%490-!-%;/!%!4<!%C971-<;-!%C9N2 &!-!"!% C9/% 4!% !4C!/O!"!% &9-% 49B% Q;N!/9B$% /9% B1% &;1"1% !#.-N!-% S;1% 4!B% Q1--!N.1/<!B% N1M9-1/% /;1B<-!% Q!7.4."!"% &!-!% &-97!-% B9#<E!-1% K% C;1B<.9/!/% CDN9% 4!% C9N;/."!"% "1% ./A1B<.0!"9-1B%1A!4V!/% 4!B%Q1--!N.1/<!B'%T/%9<-9%1B<;".9% \d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a]'% ,1% 1/C9/<-D% <!N7.^/% S;1% 49B% C!B9B% "1% &-;17!%01/1-!"9B%"1<1C<!/%".B<./<9B%"1#1C<9B%S;1%49B%1/C9/<-!"9B%&9-%4!B%&-;17!B%;/.2 <!-.!B% N!/;!41B$% "1N9B<-!/"9% S;1% !N79B% 1/#9S;1B% &!-!% 4!% 01/1-!C.D/% B9/% C9N&412 N1/<!-.9B%\(a]$%\(F]'%P!%&1-#9-N!/C1%&!-!%4!%01/1-!C.D/%;/.<!-.!%"1%&-90-!N!B%9-.1/2 <!"!%!%97M1<9B$%N1".!/<1%)*+,##-$%Q!%"1N9B<-!"9%\(`]%B1-%V<.4%&!-!%1/C9/<-!-%"1#1C<9B% 1/% B9#<E!-1% ./";B<-.!4'% g"1NRB$% 1/C;1/<-!% ;/!% 0-!/% C!/<."!"% "1% "1#1C<9B% 1/% &9C9B% N./;<9B'%% g% &1B!-% "1% S;1% !40;/9B% 1B<;".9B% C9N9% 49B% C.<!"9B% !/<1-.9-N1/<1% \(b]$% \)`]$% \)a]$% \(a]$% \(F]$% ./".C!/% S;1% 4!B% Q1--!N.1/<!B% &;1"1/% 01/1-!-% C!B9B% "1% &-;17!% 1/% #9-N!% 1#.C.1/<1%K%&;1"1/%B1-%;<.4."!"%&!-!%49B%&-9#1B.9/!41B%1/%49%S;1%-1B&1C<!%!%4!%"1<1CC.D/% "1% "1#1C<9B$% 4!% !"9&C.D/% "1% 4!B% Q1--!N.1/<!B% &9-% &!-<1% "1% 4!% ./";B<-.!% Q!% B."9% N;K% 4.N.<!"!% K% /9%<9"9B% 49B% 1B<;".9B% C9/C4;K1/% S;1% 4!B% Q1--!N.1/<!B% !K;"1/% !% 49B% &-9#12 B.9/!41B% !% 1/C9/<-!-% "1#1C<9B% \)f]$% \F`]'% P!B% Q1--!N.1/<!B% "1% 01/1-!C.D/% !;<9NR<.C!% "1% &-;17!% ;/.<!-.!% &;1"1/% 01/1-!-% C!B9B% "1% &-;17!% /9% 1B1/C.!41B$% 1B<9% 1B% S;1% -1&-12 B1/<!/%1M1C;C.9/1B%S;1%/;/C!%9C;--1/%1/%4!%-1!4."!"%\F`]'%TB<!B%1M1C;C.9/1B%/9%1B1/2 C.!41B%&;1"1/%-1A14!-%"1#1C<9B%#!4B9B$%S;1%./".C!/%"1#1C<9B%1/%4!B%&-;17!B%1/%4;0!-%"1% April, 23-25, Pucón, Chile Universidad de La Frontera, Temuco, Chile. 265 Proceedings of the XVII Ibero-American Conference on Software Engineering (CIBSE2014) "1#1C<9B%1/%14%CD".09'%T/%;/%1B<;".9%1_&49-!<9-.9%C9/%a%B;M1<9B%B1%1/C9/<-D%S;1%14%(**% [%"1%4!B%&-;17!B%01/1-!"!B%&9-%)*+,##-%\F)]%%#;1-9/%"1#1C<9B%#!4B9B%\F`]'% ( A! !"#$%&'(%)(*+"'( P!%&-1B1/<1%B1CC.D/%7-./"!%;/!%"1BC-.&C.D/%"14%1B<;".9%"1%C!B9$%14%N!<1-.!4%"1%1B<;".9% K%B;%C9/#.0;-!C.D/'% TB<;".9% "1% C!B9% 1B% ;/% N^<9"9% 1N&>-.C9% S;1% <.1/1% C9N9% 97M1<.A9% ./A1B<.0!-% ;/% #1/DN1/9%C9/<1N&9-R/19%1/%B;%C9/<1_<9%\Fa]'%T4%1B<;".9%"1%C!B9%/9-N!4N1/<1%<.1/1% C9N9% 97M1<.A9% 14% B10;.N.1/<9% "1% ;/% "1<1-N./!"9% !<-.7;<9% 9% 14% 1B<!741C.N.1/<9% "1% -14!C.9/1B%1/<-1%49B%".#1-1/<1B%!<-.7;<9B'% A8<! B,@)#&:'"(%)9(!"#$%&'(%)(*+"'( P9B% 97M1<.A9B% "14% 1B<;".9% "1% C!B9% B1% "1#./1/% ;<.4.O!/"9% 14% &!-!".0N!% 8:=% \Fb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·! Y@(X%k?;R/<9B%C!B9B%"1%&-;17!%01/1-!/%C!"!%;/!%"1%4!B%Q1--!N.1/<!Bl% ·! Y@)X%k:;^%C971-<;-!%"1%-!N!%B1%97<.1/1%C9/%49B%C!B9B%"1%&-;17!%01/1-!"9B%&9-%4!B% Q1--!N.1/<!Bl% ·! Y@FX%k:;^%C!/<."!"%K%S;^%<.&9%"1%"1#1C<9B%B1%"1<1C<!/%C9/%49B%C!B9B%"1%&-;17!%012 /1-!"9B%&9-%4!B%Q1--!N.1/<!Bl% A8>! 6-'2)"'(%)(!"#$%&'(C(D+-&+,9)"( T4%1B<;".9%Q!%B."9%".A."."9%1/%F%#!B1BX%U(W%4!%#!B1%"1%&-1&!-!C.D/$%U)W%4!%1M1C;C.D/%"14% 1B<;".9$%K%UFW%4!%#!B1%S;1%C9/B.B<1%1/%14%!/R4.B.B%K%4!%1A!4;!C.D/'%P!%&-.N1-!%#!B1%<-!<!% !C1-C!%"1%4!%&-1&!-!C.D/%"1%4!B%Q1--!N.1/<!B% K%14%B1N7-!"9%"1%"1#1C<9B%!%49B%&-90-!2 N!B'%P!%1M1C;C.D/%"14%1B<;".9%C9/B.B<1%1/%4!%01/1-!C.D/%&9-%&!-<1%"1%4!B%Q1--!N.1/<!B% "1% 49B%C!B9B%"1%&-;17!%1/%C!"!%;/9%"1% 49B%&-90-!N!B'% P9B%C!B9B%"1%&-;17!%B1% A!/%!% 01/1-!-%1/%49B%&-90-!N!B%C9/%49B%"1#1C<9B%K%B./%49B%"1#1C<9B%B1N7-!"9B%&!-!%"1<1-N.2 /!-% B.% 49B% "1#1C<9B% /9% &1-N.<1/% S;1% 4!B% Q1--!N.1/<!B% 490-1/% ;/!% !4<!% C971-<;-!'% Y9-% V4<.N9$%1/% 4!% #!B1%"1%!/R4.B.B% K%1A!4;!C.D/%B1%-1!4.O!-9/% 4!B% N1"."!B%"1% 4!B%A!-.!741B% "14%1B<;".9%C9/%49B%C!B9B%"1%&-;17!%01/1-!"9B'%% T4%1B<;".9%B1%C9/C1/<-!%1/%4!B%&-;17!B%;/.<!-.!B%"!"9%B;%.N&9-<!/C.!%1/%4!B%&-;17!B% "1% B9#<E!-1% K% 1/% &-90-!N!B% 9-.1/<!"9B% !%97M1<9B'% Y!-!%-1!4.O!-% 14% 1B<;".9% "1% C!B9% B1% B1N7-!-9/% 1/% "9B% &-90-!N!B% j!A!% ;/% C9/M;/<9% "1% "1#1C<9B'% P9B% <.&9B% "1% "1#1C<9B% April, 23-25, Pucón, Chile Universidad de La Frontera, Temuco, Chile. 266 Proceedings of the XVII Ibero-American Conference on Software Engineering (CIBSE2014) B1N7-!"9B% B;-01/% "1% ;/!% ./A1B<.0!C.D/% \(d]% S;1% &-1B1/<!% ;/!% C4!B.#.C!C.D/% "1% 49B% "1#1C<9B%1B&1C>#.C!%&!-!%49B%&-90-!N!B%9-.1/<!"9B%!%97M1<9B%K%14%41/0;!M1%j!A!$%7!B!"!% 1/%;/%C9/M;/<9%"1%"1#1C<9B%1/C9/<-!"9B%1/%!&4.C!C.9/1B% j!A!$% K%&-9&9/1/%;/!%1_<1/2 B.D/%!%4!%C4!B.#.C!C.D/%!/<1-.9-%\(e]'%T/%4!%./A1B<.0!C.D/%B1%C4!B.#.C!/%49B%"1#1C<9B%NRB% -1&-1B1/<!<.A9B%S;1%B;-01/%"1%!/!4.O!-%ad`%"1#1C<9B%"1%B9#<E!-1% j!A!'%P9B%-1B;4<!"9B% 97<1/."9B% B9/% C9N&!-!"9B% K% N;1B<-!/% S;1% 49B% 1--9-1B% S;1%<.1/1/% 49B% &-90-!N!"9-1B% B.0;1/%;/%&!<-D/'%T_.B<1/%<-1B%0-!/"1B%C!<109->!B%"1%49B%"1#1C<9B%NRB%-1&-1B1/<!<.A9BX% N.BB./0%C9/B<-;C<$%E-9/0%C9/B<-;C<%K%1_<-!/19;B%C9/B<-;C<'%L1/<-9%"1%C!"!%C!<109->!% B1% ."1/<.#.C!-9/%"1#1C<9B%1B&1C>#.C9B%S;1%B1%C4!B.#.C!-9/% B10V/% 4!%C4!B.#.C!C.D/%"1%"12 #1C<9B%9-<909/!4%\Fd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jG/.<% &!-!% &-90-!N!B% j!A!3% 6;79% ;/% &-9C1B9% &!-!% B141CC.9/!-% 4!B% Q1--!N.1/<!B% NRB% -1&-1B1/<!<.A!B% "1% 4!B% <^C/.C!B'% L1/<-9% "1% 4!B% Q1--!N.1/<!B% S;1% 01/1-!/% C!B9B% "1% &-;17!% &!-!% &-90-!N!B% j!A!% B1% 1A!4;!-9/% 4!B% B.0;.1/<1BX% '72 \F*]%U&-;17!B% !41!<9-.!BW$2 /4:*$;(:2 \Fe]2 U&-;17!B% !41!<9-.!BW$% )*+,##-% U&-;17!B% !41!<9-.!BW$% <($'=%>% \Ff]% U,5,JW% K% !"#$%&'(2 U,5,JW% \)d]'% P!B% Q1--!N.1/<!B% B141CC.9/!"9B% B9/X% )*+,##-% K% !"#$%&'('% ,1% 1/C9/<-D% S;1% 1B<!B% Q1--!N.1/<!B% B9/% 4!B% NRB% 1#1C<.A!B% -1&9-<!"!B% 1/% ".A1-B9B% 1B<;".9B% 1/% 49% S;1% -1B&1C<!% !% 4!% C971-<;-!% K% 4!% C!/<."!"%"1%"1#1C<9B%1/C9/<-!"9B$%K%4!B%NRB%#RC.41B%"1%;B!-%K%C9/#.0;-!-'% !"#$%%&8%TB%;/!%Q1--!N.1/<!%S;1%01/1-!%&-;17!B%;/.<!-.!B% N1".!/<1%14%;B9%"1%&-;12 7!B%!41!<9-.!B%".-.0."!B%&9-%4!%-1<-9!4.N1/<!C.D/%U"14%./04^B% #11"7!Ci2".-1C<1"%-!/"9N% <1B<./0W%\F)]'%TB<!%<^C/.C!%./B&.-!"!%1/%4!B%&-;17!B%!41!<9-.!B%;B!%-1<-9!4.N1/<!C.D/%"1% 1M1C;C.D/% 97<1/."!% N1".!/<1% 4!% 1M1C;C.D/% "1% 1/<-!"!B% "1% &-;17!% !% N1"."!% S;1% B9/% C-1!"!B$%&!-!%1A.<!-%4!%01/1-!C.D/%"1%1/<-!"!B%.410!41B%K%-1";/"!/<1B%\F)]'%)*+,##-%Q!% B."9%!&4.C!"9%&!-!%4!%01/1-!C.D/%"1%C!B9B%"1%&-;17!%1/%".#1-1/<1B%1B<;".9B% \(a]$%\`*]$% \F`]'% )*+,##-2 &;1"1% 01/1-!-% <!/<9% &-;17!B% "1% -10-1B.D/% j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d]'%=1".!/<1%;/%!409-.<N9%01/^<.C9%"1-.A!%C!/"."!<9B%./".A.";!41B%44!N!"9B%C-9N92 B9N!B%;B!/"9%9&1-!"9-1B%./B&.-!"9B%&9-%4!%1A94;C.D/%/!<;-!4%U&9-%1M1N&49$%B141CC.D/$% C-;C1% K% N;<!C.D/W$% "1% <!4% N!/1-!% S;1% #9-N!% .<1-!<.A!N1/<1% N1M9-1B% B94;C.9/1B% C9/% April, 23-25, Pucón, Chile Universidad de La Frontera, Temuco, Chile. 267 Proceedings of the XVII Ibero-American Conference on Software Engineering (CIBSE2014) -1B&1C<9% !% 97M1<.A9% "1% 9&<.N.O!C.D/% U&9-% 1M1N&49$% 4!% C971-<;-!% "1% -!N!W% \)e]'% P9B% C-9N9B9N!B%1/%!"#$%&'(%B9/%C9/M;/<9B%"1%C!B9B%"1%&-;17!%S;1%C9/B.B<1/%1/%;/%/VN12 -9%A!-.!741%"1%C!B9B%"1%&-;17!$%S;1%B9/%B1C;1/C.!B%"1%44!N!"!B%!%N^<9"9B'%%% A8E! F$@)#'"(C(*'0G&H$-+2&30(%)9(!"#$%&'(%)(*+"'( Y!-!%"1#./.-%14%1B<;".9%"1%C!B9%B1%./B<!/C.!%14%B.0;.1/<1%N!-C9%N1<9"94D0.C9%\`(]%&!-!% 1A!4;!-%<^C/.C!B%"1%&-;17!%"1%B9#<E!-1'%T4%97M1<.A9%"14%N!-C9%1B%&1-N.<.-%!%49B%./A1B2 <.0!"9-1B%"1#./.-%NRB%#RC.4N1/<1%49B%1B<;".9B%"1%C!B9'%g4%N.BN9%<.1N&9%0!-!/<.O!%S;1% B1% Q!/% C;N&4."9% 4!B% /;N1-9B!B% ".-1C<-.C1B% K% 4.B<!B% "1% C9/<-94% &!-!% Q!C1-% 14% <-!7!M9% 1N&>-.C9'% g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m!B1%"14%C.C49%"1%A."!% T/<9-/9% TBC!4!7.4."!"% T/<-!"!% ?9/9C.N.1/<9% T_&1-.1/C.!% L./RN.C9'% ?4!B1B%j!A!'% Y-;17!B%;/.<!-.!B%&!-!%&-90-!N!B%j!A!'% TC4.&B1%@LT% Y-90-!N!B%j!A!%&1S;1Z9B'% ?4!B1B%j!A!%C9N&.4!"!B'% Y-;17!B%;/.<!-.!B%jG/.<%&!-!%j!A!'% ?9/9C.N.1/<9%7RB.C9%"1%&-;17!B%;/.<!-.!B'% 7)"$9#+%'"( ,!4."!% T#.C!C.!% J.&9B%"1%"1#1C<9B% ?!B9B%"1%&-;17!%jG/.<'% @/A1B<.0!"9%&9-%14%1B<;".9%"1%C!B9'% @/A1B<.0!"9%&9-%14%1B<;".9%"1%C!B9'% BJ)-+2&30( @/<1-!CC.D/% m;1/<1%"1%./#9-N!C.D/% g&4.C!7.4."!"%"1%4!%<!-1!% =!";-1O% g%<-!A^B%"1%4!%4>/1!%"1%C9N!/"9%&!-!%!"#$%&'('%g%<-!A^B%"1% TC4.&B1%@LT%&!-!%)*+,##-'% =!/;!41B$%!-<>C;49B%K%&R0./!B%E17'%!"#$%&'(?% Q<<&XnnEEE'1A9B;.<1'9-0$%\)d]'%)*+,##-?% Q<<&Xnn-!/"99&'099041C9"1'C9NnQ0n&4;0./n"9Cn./"1_'Q<N4$%\F)]'%% Y-;17!B%;/.<!-.!Bo%81/1-!C.D/%!;<9NR<.C!%"1%C!B9B%"1%&-;17!'% 61--!N.1/<!B%"1%./A1B<.0!C.D/%!C!"^N.C!B%7!M9%"1B!--9449'% B,#)02&30(%)(9+"(K)--+/&)0#+"( P.C1/C.!% !"#$%&'(?28cG%81/1-!4%Y;74.C%P.C1/B1%3F32 )*+,##-?2=@J%P.C1/B132 ?9B<9% P.7-1'% ,9&9-<1% c./0;/9'% April, 23-25, Pucón, Chile Universidad de La Frontera, Temuco, Chile. 268 Proceedings of the XVII Ibero-American Conference on Software Engineering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j!A!'%P9B%&-90-!N!B%Q!/%B."9% ;<.4.O!"9B%1/%9<-9B%1_&1-.N1/<9B%"1%&-;17!$%!&4.C!/"9%9<-!B%<^C/.C!B%N!/;!41B$%S;1%/9% B9/%&!-<1%"1%1B<1%1B<;".9'%,1%;<.4.O!/%1B<9B%&-90-!N!B%&9-S;1%B1%C9/9C1/%49B%&-./C.&!2 41B%"1#1C<9B%K%&9-S;1%7-./"!/%4!%&9B.7.4."!"%"1%Q!C1-%C9N&!-!C.9/1B%&9B<1-.9-1B'% P9B%&-90-!N!B%B9/%49B%B.0;.1/<1BX% ·! ?9/A1-B9-X% <.1/1% C9N9% &-9&DB.<9% C9/A1-<.-% ;/!% 4.B<!% "1% N1"."!B% 1/% 14% B.B<1N!% "1% ;/."!"1B%1B<!"9;/."1/B1%!4%B.B<1N!%./<1-/!C.9/!4%UN^<-.C9W'%T4%&-90-!N!%<.1/1%bba% ./B<-;CC.9/1B%1/%(`d%4>/1!B%"1%CD".09%C9/%;/%<9<!4%"1%f)%-!N!B'%% ·! T_&9-<X%<.1/1%C9N9%&-9&DB.<9%1_&9-<!-%!%".B<./<9B%#9-N!<9B%4!%./#9-N!C.D/%C9/<1/.2 "!%1/%;/!%<!74!%"1%N9A.N.1/<9B%C9/<!741B'%,949%!/!4.O!%4!%4>/1!%"1%C9N!/"9B%&-92 &9-C.9/!"!% K% 1A!4V!% B;% C9--1CC.D/% B./<RC<.C!% K% B1NR/<.C!'% T4% &-90-!N!% <.1/1% bbF% ./B<-;CC.9/1B%1/%(Fb%4>/1!B%"1%CD".09%C9/%;/%<9<!4%"1%b*%-!N!B'% T/%!N79B%&-90-!N!B$%&!-!%S;1%4!B%Q1--!N.1/<!B%/9%<1/0!/%&-9741N!B%C9/%14%!CC1B9% !%N^<9"9B%&9-%B1-%&-.A!"9B$%<9"9B%49B%N^<9"9B%"1%4!%C4!B1%B1%C!N7.!-9/%!%&V74.C9B'% T/%4!%J!74!%)%B1%&-1B1/<!/%49B%<.&9B%"1%"1#1C<9B%B1N7-!"9B%1/%49B%&-90-!N!B'%Y!-!% C!"!%<.&9%"1%"1#1C<9$%B1%./".C!%14%<.&9%"1%"1#1C<9%HL?%K%4!%C!/<."!"%B1N7-!"!%1/%C!"!% &-90-!N!'% TB<9B% "1#1C<9B% B;-01/% "1% 49B% NRB% #-1C;1/<1B% 1/C9/<-!"9B% 1/% "9B% !-<>C;49B% \(d]$%\(e]%K%B9/% 49B%B.0;.1/<1BX% N.BB./0% .#% C9/B<-;C<%&4;B% B<!<1N1/<B%U=@m,W$%N.BB./0% #;/C<.9/% C!44% U=m?W$% N.BB./0% #;/C<.9/!4.<K% U=m?JW$% N.BB./0% .#% C9/B<-;C<% !-9;/"% B<!<1N1/<B%=@g$%E-9/0%"!<!%<K&1B%9-%C9/A1-B.9/%;B1"%Up,GJW$%E-9/0%A!-.!741%;B1"% ./%&!-!N1<1-%9#%#;/C<.9/%C!44%UpYm3W$%E-9/0%490.C!4%1_&-1BB.9/%;B1"%!B%7-!/CQ%C9/".2 <.9/%UpPT?W%K%p-9/0%-1<;-/%A!4;1%UpI3W'%T/%49B%&-90-!N!B%7!M9%&-;17!%B1%B1N7-!2 -9/%1B<9B%<.&9B%"1%"1#1C<9B%N1/9B%14%<.&9%"1%"1#1C<9%=m?J.2"!"9%S;1%B949%&;1"1%B1-% "1<1C<!"9%&9-%<^C/.C!B%"1%&-;17!%7!B!"!B%1/% 4!%1B&1C.#.C!C.D/% \`)]'%P!B%Q1--!N.1/<!B% "14%1B<;".9%"1%C!B9%01/1-!/%7!BR/"9B1%1/%14%CD".09%#;1/<1'%T/%14%&-90-!N!%T_&9-<%B1% B1N7-!-9/%49B%<.&9B%"1%"1#1C<9B%"14% L(%!4% LF$%K%1/%14%&-90-!N!%?9/A1-B9-%B1%B1N7-!2 -9/%49B%"1#1C<9B%"14%L`%!4%Ld'%%%% ?+,9+(>8%L1#1C<9B%B1N7-!"9B%1/%49B%&-90-!N!B$%14%<.&9%"1%"1#1C<9%HL?%K%4!%C!/<."!"%B1N7-!"!% 1/%C!"!%&-9K1C<9'% April, 23-25, Pucón, Chile L( ?&J'(%)(%)G)2#'( ?&J'(%)(%)G)2#'(BM*( *+0#&%+%( (% =@m,% g409-.<N9% )% )% =m?% g409-.<N9% (% F% =@g% L1%?9/<-94% (% `% p,GJ% gB.0/!C.D/% (% Universidad de La Frontera, Temuco, Chile. 269 Proceedings of the XVII Ibero-American Conference on Software Engineering (CIBSE2014) L( ?&J'(%)(%)G)2#'( ?&J'(%)(%)G)2#'(BM*( *+0#&%+%( a% pYm3% @/<1-#!C1% (% b% pPT?% L1%?9/<-94% )% d% pI3% @/<1-#!C1% (% % Y!-!%!;N1/<!-%4!B%&9B.7.4."!"1B%"1%490-!-%;/!%N!K9-%C971-<;-!%K%;/!%N!K9-%<!B!%"1% "1<1CC.D/%"1%"1#1C<9B$%B1%./A9C!-9/%4!B%Q1--!N.1/<!B%a%A1C1B%C9/%".#1-1/<1B%!-0;N1/2 <9B'%Y!-!%)*+,##-%B1%N9".#.CD%4!%C9/#.0;-!C.D/%&9-%"1#1C<9$%!;N1/<!/"9%14%<.1N&9%"1% 01/1-!C.D/%!%()*%B10;/"9B'%J!N7.^/%B1%./C-1N1/<D%4!%-14!C.D/%"1%/;49%&9-%1/C.N!%"14% *$*'%TB<!%C9/#.0;-!C.D/%1B%-1C9N1/"!"!%1/%./A1B<.0!C.9/1B%!/<1-.9-1B%\(a]%K%C9/%N12 M9-1B%-1B;4<!"9B%S;1%4!%C9/#.0;-!C.D/%&9-%"1#1C<9$%"1%#9-N!%<!4%S;1%14%/;49%B1!%&!B!"9% C9N9% &!-RN1<-9% 1/% 4!B% 44!N!"!B% !% N^<9"9B'% Y!-!2 !"#$%&'(% B1% C9/#.0;-D% &!-!% C9--1-% ()*%B10;/"9B'%,1%;<.4.OD%;/%<!N!Z9%"1%&974!C.D/%"1%a*$%49/0.<;"% NR_.N!%"1%&-;17!% "1%)*%B1/<1/C.!B%K%49B%&!-RN1<-9B%&9-%"1#1C<9%"1<1-N./!"9B%1/%;/%1B<;".9%"1%!M;B<1%"1% &!-RN1<-9B%\`F]'%TB<!%C9/#.0;-!C.D/%"1%4!%Q1--!N.1/<!%B1%Q!%;<.4.O!"9%1/%./A1B<.0!C.92 /1B%!/<1-.9-1B%\d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a% e)$d% a**)% `a$d% ()% e)$)% a**`% `e$d% F&0(%)G)2#'"( L(*+"'"( N*',)-#$-+( Fe% f*$)% a**)% `*$)% (`% f*$`% a**F% a*$`% % ,1%&;1"1%97B1-A!-%S;1%1/%<9"9B%49B%C!B9B%!"#$%&'(%97<;A9%;/!%C971-<;-!%N!K9-%S;1% )*+,##-$% !% &1B!-% "1% S;1% 14% &-.N1-9% 01/1-!% N1/9B% C!/<."!"% "1% C!B9B% "1% &-;17!'% Y9-% 9<-!% &!-<1$% 4!% C!/<."!"% "1% C!B9B% "1% &-;17!% 01/1-!"9B% C9/% !"#$%&'(% !;N1/<!% 1/% 49B% &-90-!N!B%B./%49B%"1#1C<9B%B1N7-!"9B'%gB.N.BN9$%4!%C971-<;-!%"1%49B%C!B9B%"1%&-;17!% 01/1-!"9B%C9/%!"#$%&'(%!;N1/<!%C;!/"9%14%&-90-!N!%/9%<.1/1%49B%"1#1C<9B%B1N7-!"9B'% April, 23-25, Pucón, Chile Universidad de La Frontera, Temuco, Chile. 270 Proceedings of the XVII Ibero-American Conference on Software Engineering (CIBSE2014) T/%C!N7.9$%)*+,##-%01/1-!%C!B.% 4!% N.BN!%C!/<."!"%"1%C!B9B%"1%&-;17!%&!-!%49B%"9B% &-90-!N!B% ./"1&1/".1/<1N1/<1% "1% B.% 14% &-90-!N!% <.1/1% 49B% "1#1C<9B% B1N7-!"9B'% g% ".#1-1/C.!%"1%!"#$%&'($%4!%C971-<;-!%97<1/."!%&9-%)*+,##-%".BN./;K1%1/%14%&-90-!N!% ?9/A1-B9-%C9/%49B%"1#1C<9B%!%&1B!-%"1%S;1%4!%C!/<."!"%"1%C!B9B%"1%&-;17!%B1%N!/<.1/1'% E8>! 6=A;(M)G)2#'"(M)#)2#+%'"( P9B%C!B9B%"1%&-;17!%01/1-!"9B%/9%-1A14!/%4!%1_.B<1/C.!%"1%49B%"1#1C<9B%B1N7-!"9B%1/% /./0;/9% "1% 49B% &-90-!N!B'% )*+,##-2 1/C;1/<-!% "9B% /;44% &9./<1-% 1_C1&<.9/% UcYTW% 1/% C!"!%;/9%"1%49B%&-90-!N!B%S;1%B;-01/%"1%&!B!-%A!49-1B%/;49B%C9N9%&!-RN1<-9B%!%49B% N^<9"9B'%G/9%"1%49B%#!449B%1/%4!%1M1C;C.D/%"1%49B%C!B9B%"1%&-;17!%1B%;/%#!4B9%&9B.<.A9% "!"9%S;1%1B%01/1-!"9%&9-%&!B!-41%!%4!B%A!-.!741B%"1%<.&9%1/;N1-!"9%A!49-1B%/;49B'%P9B% "1NRB%B;-01/%&9-%&!B!-41%A!49-1B%/;49B%!%49B%N^<9"9B'% T/%C!N7.9$%01/1-!/"9%49B%C!B9B%"1%&-;17!%B./%49B%"1#1C<9B%B1N7-!"9B%1/%14%CD".09% K% 1M1C;<R/"949B% C9/% jG/.<% 1/% 14% CD".09% C9/% 49B% "1#1C<9B% B1N7-!"9B% 1/% 14% &-90-!N!% ?9/A1-B9-$% 49B% C!B9B% "1% &-;17!% !% <-!A^B% "1% 49B% !BB1-<% -1A14!/% "1#1C<9B% 1/% 14% CD".09$% "!"9% S;1% 4!B% B!4."!B% 1B&1-!"!B% /9% B9/% 4!B% N.BN!B% S;1% 4!B% 97<1/."!B'% TB% "1C.-% S;1% 14% C-.<1-.9% "1% &-;17!% 1B<!741C."9% 1/% 14% !BB1-<% /9% B1% C;N&41'% ,1% &;1"1% 97B1-A!-% S;1% 49B% #!449B% "1% 1M1C;<!-% 49B% C!B9B% "1% &-;17!% "1% )*+,##-2 B9/% 4!/O!"9B% N;CQ!B% A1C1B% "!"9% S;1% 01/1-!% C!B9B% "1% &-;17!% -1";/"!/<1B'% Y9-% 1M1N&49$% 1/% 14% &-90-!N!% ?9/A1-B9-2 4!% 1M1C;C.D/% "1% 49B% C!B9B% "1% &-;17!% 01/1-!"9B% &9-% )*+,##-% 4!/O!/% )eb*% #!449B% K% 49B% 01/1-!"9B%&9-%!"#$%&'(%4!/O!/%(a%#!449B'%%%% O! M&"2$"&30( P!%C971-<;-!%"1%-!N!%97<1/."!%1/%14%1B<;".9%"1%C!B9%C9/2)*+,##-%1B%7!M!%C9N&!-!"!% C9/%4!%97<1/."!%1/%%&-9N1".9%1/%9<-9B%1B<;".9%2Udd$eb%[W%%\`*]'%T/%C!N7.9$%C9/%!"#6 $%&'(2 1/% 14% 1B<;".9% "1% C!B9% B1% 97<;A9% ;/!% C971-<;-!% B.N.4!-% !% 4!% C971-<;-!% &-9N1".9% Uf*%[W%97<1/."!%&9-%4!%Q1--!N.1/<!%1/%9<-9B%1B<;".9B%\)e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g"1NRB$% !"#$%&'(% 1/% 4;0!-% "1% 9&<.N.O!-% 49B% C!B9B% "1% &-;17!% &!-!% C!"!% -!N!$% <.1/1% C9N9%97M1<.A9%9&<.N.O!-%;/%C9/M;/<9%"1%C!B9B%"1%&-;17!%C9/%-1B&1C<9%!%<9"!B%4!B%-!2 N!B%\``]$%!K;"!/"9%!B>%!%490-!-%;/!%N!K9-%C971-<;-!'% g% &!-<.-% "1% 49B% -1B;4<!"9B% "14% &-1B1/<1% 1B<;".9% "1% C!B9% B1% &;1"1% 97B1-A!-% S;1% 4!B% Q1--!N.1/<!B% <.1/1/% 7!M!% 1#.C!C.!% 1/% 4!% "1<1CC.D/% "1% "1#1C<9B'% T/% 1B<1% 1B<;".9$% /9% B1% 1/C9/<-D%4!%N.BN!%1#1C<.A."!"%&!-!%4!%"1<1CC.D/%"1%"1#1C<9B%-1&9-<!"!B%1/%9<-9B% \)`]$% \)a]$%1/%49B%S;1%!40;/!B%Q1--!N.1/<!B%!41!<9-.!B%Q!/%"1N9B<-!"9%<1/1-%;/!%1#1C<.A."!"% 1/%4!%"1<1CC.D/%"1%"1#1C<9B%B.N.4!-%!%4!%"1%4!B%&-;17!B%;/.<!-.!B%N!/;!41B'%L1%!C;1-"9% !% 49B% "!<9B% 97B1-A!"9B$% 4!B% Q1--!N.1/<!B% 1A!4;!"!B% /9% !K;"!/% 1#1C<.A!N1/<1% !% 49B% April, 23-25, Pucón, Chile Universidad de La Frontera, Temuco, Chile. 271 Proceedings of the XVII Ibero-American Conference on Software Engineering (CIBSE2014) &-9#1B.9/!41B%!%"1<1C<!-%"1#1C<9B%C;!/"9%B9/% ;B!"!B%"1% 4!% #9-N!%1/%S;1%B1%;<.4.O!-9/% 1/%14%1B<;".9'%P9B%9-RC;49B%"1%&-;17!%&!-!%1B<!B%Q1--!N.1/<!B%"./RN.C!B%7!B!"!B%1/%14% CD".09% #;1/<1% "1% 49B% &-90-!N!B$% 1B<R/% 4.N.<!"!B% !% ;/% -1";C."9% C9/M;/<9% "1% "1#1C<9B$% C9N9%&9-%1M1N&49%!%C!>"!B%"14%&-90-!N!%9%1_C1&C.9/1B%/9%C9/<-94!"!B'%P9B%"1#1C<9B% #-1C;1/<1B% S;1% S;1"!/% 1/% 49B% &-90-!N!B$% C9N9% 49B% B1N7-!"9B% 1/% 49B% &-90-!N!B% "14% 1B<;".9% "1% C!B9$% &;1"1/% B1-% "1<1C<!"9B% A1-.#.C!/"9% S;1% 14% C9N&9-<!N.1/<9% "14% &-92 0-!N!%C9./C."!%C9/%14%C9N&9-<!N.1/<9%1B&1-!"9'%P!B%Q1--!N.1/<!B%01/1-!/%!BB1-<B%"1% &-;17!$%S;1%B9/%14%&-.N1-%&!B9%&!-!%4!%01/1-!C.D/%"1%9-RC;49B%"1%&-;17!'%TB<9B%!BB1-<B% /9%B9/%-1!4N1/<1%9-RC;49B%"1%&-;17!%&9-S;1%1/C!&B;4!/%14%C9N&9-<!N.1/<9%97B1-A!"9% N1".!/<1%4!%1M1C;C.D/%"14%C!B9%"1%&-;17!$%1/%4;0!-%"14%C9N&9-<!N.1/<9%"1B1!"9%\`a]'% Y!-!%N1M9-!-%4!%<!B!%"1%"1<1CC.D/%"1%"1#1C<9B%B1%"171%C9/<./;!-%./A1B<.0!/"9%4!%01/12 -!C.D/% "1% 9-RC;49B% "1% &-;17!% NRB% 1#1C<.A9B'% L1% 4!% #9-N!% 1/% S;1% 1B<1% <.&9% "1% Q1--!2 N.1/<!B% 49B% 01/1-!/% !C<;!4N1/<1$% 1M1C;<!/"9% CD".09% ./C9--1C<9% \)f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pril, 23-25, Pucón, Chile Universidad de La Frontera, Temuco, Chile. 272 Proceedings of the XVII Ibero-American Conference on Software Engineering (CIBSE2014) #-32T4%1B<;".9%"1%C!B9%1B<R%C1/<-!"9%1/%"9B%&-90-!N!B%&1S;1Z9B%S;1%B1%Q!%;<.4.O!"9%1/% 9<-9B%1_&1-.N1/<9B%K%!%49B%S;1%B1%41B%Q!/%B1N7-!"9%<.&9B%"1%"1#1C<9B%-1&9-<!"9B%C9N9% NRB%#-1C;1/<1B%";-!/<1%4!%C9".#.C!C.D/'22 Y!-!%490-!-%14%97M1<.A9%"14%1B<;".9%B1%&4!/<1!-9/%<-1B%&-10;/<!B%"1%./A1B<.0!C.D/'%P!% &-10;/<!%"1%./A1B<.0!C.D/%Y@(%<-!<!%"1%."1/<.#.C!-%C;R/<9B%C!B9B%"1%&-;17!%01/1-!/%4!B% Q1--!N.1/<!B$%4!%&-10;/<!%Y@)%&4!/<1!%C;R4%1B%4!%C971-<;-!%490-!"!%&9-%C!"!%;/!%"1%4!B% Q1--!N.1/<!B% K% 4!%<1-C1-!%&-10;/<!%"1%./A1B<.0!C.D/%Y@F$%1_&49-!%S;^%C!/<."!"%"1%"12 #1C<9B%B9/%"1<1C<!"9B%&9-%4!B%Q1--!N.1/<!B'%% ?9N&!-!"9%49B%-1B;4<!"9B%97<1/."9B%&!-!%4!B%&-10;/<!B%"1%./A1B<.0!C.D/$%B1%&;1"1% !#.-N!-% S;1% !"#$%&'(2 !% &1B!-% "1% S;12 01/1-D% N1/9B% C!B9B% "1% &-;17!% S;1% )*+,##-.% 490-D%;/!%N!K9-%C971-<;-!%"1%-!N!'%Y!-!%;/!%"1%4!B%Q1--!N.1/<!B$%!"#$%&'($%49B%"1#1C2 <9B%1/%14%CD".09%Q!C1/%S;1%49B%C!B9B%"1%&-;17!%01/1-!"9B%490-1/%;/!%N1/9-%C971-<;-!% "1%-!N!'%c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g'%51-<94./9, “Software Testing Research: Achievements , Challenges , Dreams,” in 1%'%:(2 #=29#='A*:(2!+B&+((:&+B321C9!22’07$%)**d$%&&'%ea–(*F'% )'! G. Quintana and M. Solari, “A systematic mapping study on experiments with automatic structural test case generation,” in D+=#:E*'&F*2 G4H!DI.2 JJJKDDD2 4#+=(:(+F&*2 H*'&+#*E(:&F*+*2!+$%)*()$%&&'%(%–%(*'% F'! J. Duran and S. Ntafos, “An evaluation of random testing,” 9#='A32!+B32D!!!2<:*+$3$%/9'%`$% &&'%`Fe–```$%=!K%(fe`'% `'! C. S. Păsăreanu and W. Visser, “A survey of new trends in symbolic execution for software testing and analysis,” D+'32 /32 9#='A32 <##>$2 <(F;+#>32 <:*+$=3$% A94'% (($% /9'% `$% &&'% FFf–FaF$% g;0'%)**f'% a'! K. Sen, “Concolic testing,” 0:#F32'A(+'@6$(F#+,2D!!!L54M2D+'324#+=325%'#E329#='A32!+B3262 59!22’07$%&'%ad($%)**d'% b'! P. Mcminn and R. Court, “Search2based Software Test Data Generation: A Survey,” 9#='A32 <($'&+B.2K(:&=32)(>&*N3$%A94'%(`$%/9'%)$%&&'%(*a–(ab$%j;/'%)**`'% d'! G. Fraser and A. Arcuri, “1600 Faults in 100 Projects: g;<9N!<.C!44K%m./"./0%m!;4<B%pQ.41% Achieving High Coverage with EvoSuite,” !E-&:329#='A32!+B3$%)*(F'% April, 23-25, Pucón, Chile Universidad de La Frontera, Temuco, Chile. 273 Proceedings of the XVII Ibero-American Conference on Software Engineering (CIBSE2014) e'! J. King, “Symbolic execution and program testing,” 4#EE%+32 54M$% A94'% (f$% /9'% d$% &&'% Fea–Ff`$%j;4'%(fdb'% f'! S. Anand, C. S. Păsăreanu, and W. Visser, “JPF–,TX%g%,KN794.C% T_1C;<.9/%T_<1/B.9/%<9% Java PathFinder,” in <##>$2*+,2 5>B#:&';E$2 =#:2 ';(2 4#+$':%F'&#+2*+,2 5+*>@$&$2 #=29@$'(E$$% ,&-./01-$%)**d$%&&'%(F`–(Fe'% (*'! M. Harman, P. Mcminn, and R. Court, “A Theoretical and% TN&.-.C!4% ,<;"K% 9#% ,1!-CQ% Based Testing: Local, Global and Hybrid Search,” 9#='A32!+B32D!!!2<:*+$3$%A94'%Fb$%/9'%)$% &&'%))b–)`d$%=!-'%)*(*'% (('! ,'% h!/<Q!i.B$% ?'% T44.B$% ?'% ,i9;-4!B$% g'% P1% 8!44$% ,'% q!<B.i!B$% !/"% q'% q!-!&9;4.9B$% “Application of genetic algorithms to software testing,” in O';2D+'(:+*'&#+*>24#+=(:(+F(2#+2 9#='A*:(2!+B&+((:&+B2*+,2&'$25-->&F*'&#+$$%(ff)$%&&'%b)a–%bFb'% ()'! P. McMinn, “Search2Based Software Testing: Past, Present and Future,” 7PQQ2D!!!21#%:';2 D+'324#+=329#='A32<($'&+B.2K(:&=32K*>&,32R#:S3$%&&'%(aF–(bF$%=!-'%)*(('% (F'! C. Pacheco, S. Lahiri, and T. Ball, “Finding errors in. net with feedback2".-1C<1"%-!/"9N% testing,” in 0:#F((,&+B$2#=2';(2&+'(:+*'&#+*>2$@E-#$&%E2#+29#='A*:(2'($'&+B2*+,2*+*>@$&$$% )**e$%&&'%ed–fb'% (`'! @'%?.;&!$%g'%P1.</1-$%='%H-.94$%!/d B. Meyer, “Experimental assessment of random testing #9-%97M1C<2oriented software,” 0:#F327PPT2D+'329@E-329#='A32<($'325+*>32D99<52PT$%A94'%()d$% &'%e`$%)**d'% (a'! R. Ramler, D. Winkler, and M. Schmidt, “Random Test Case Generation and Manual Unit J1B<./0X% ,;7stitute or Complement in Retrofitting Tests for Legacy Code?,” in 9#='A*:(2 !+B&+((:&+B2*+,25,"*+F(,25-->&F*'&#+$2G9!55I.2UV';2!W)CMD4)C24#+=(:(+F(2#+$%)*()$% &&'%)eb–)fF'% (b'! A. Bacchelli, P. Ciancarini, and D. Rossi, “On the Effectiveness of Manual and Automat.C% Unit Test Generation,” in <;(2 <;&:,2 D+'(:+*'&#+*>2 4#+=(:(+F(2 #+2 9#='A*:(2 !+B&+((:&+B2 5,"*+F($$%)**e$%&&'%)a)–)ad'% (d'! T. Basso and R. Moraes, “An investigation of java faults operators derived from a field data study on java software faults,” R#:S32<($'($2(2<#>(:X+F&*2*21*>;*$$%&&'%(–(F$%)**f'% (e'! J. Duraes and H. Madeira, “Emulation of software faults: a field data study and a practical approach,” 9#='A32!+B32D!!!2<:*+$3$%A94'%F)$%/9'%(($%&&'%e`f–ebd$%)**b'% (f'! K. Lakhotia, P. McMinn, and M. Harman, “An empirical i/A1B<.0!<.9/% ./<9% 7-!/CQ% coverage for C programs using CUTE and AUSTIN,” /32 9@$'32 9#='A3$%A94'%eF$% /9'%()$%&&'% )Fdf–)Ff($%L1C'%)*(*'% )*'! K. Sen, D. Marinov, and G. Agha, “CUTE: a concolic unit testing engine for C,” in !9!4L19!6QU2 0:#F((,&+B$2 #=2 ';(2 QP';2 !%:#-(*+2 $#='A*:(2 (+B&+((:&+B2 F#+=(:(+F(2 ;(>,2 Y#&+'>@2 A&';2 QU';2 54M2 9DZ9C1<2 &+'(:+*'&#+*>2 $@E-#$&%E2 #+2 1#%+,*'&#+$2 #=2 $#='A*:(2 (+B&+((:&+B$%)**a$%A94'%F*$%&&'%)bF–)d)'% )('! K. Lakhotia, M. Harman, and H. Gross, “AUSTIN: A Tool for Search Based Software J1B<./0%#9-%<he C Language and Its Evaluation on Deployed Automotive Systems,” 7+,2D+'32 9@E-329(*:F;2[*$(,29#='A32!+B3$%&&'%(*(–((*$%,1&'%)*(*'% ))'! X. Xiao, “Problem Identification% #9-% ,<-;C<;-!4% J1B<% 81/1-!<.9/X% m.-B<% ,<1&% J9E!-"B% Cooperative Developer Testing,” in 9#='A*:(2 !+B&+((:&+B2 GD49!I.2 UU:,2 D+'(:+*'&#+*>2 4#+=(:(+F(2#+$%/9'%($%&&'%((df–((e('% )F'! K. Petersen and M. V. Mantyla, “Benefits and limitations of automated software testing: Systematic literature review and practitioner survey,” T';2D+'32R#:S325%'#E329#='A32<($'$%&&'% Fb–`)$%j;/'%)*()'% )`'! g'% P1.</1-$% @'% ?.;&!$% 5'% =1K1-$% ?'2% Zürich, and M. Howard, “Reconciling Manual and Automated Testing: the AutoTest Experience,” in \P';2 5++%*>2 ]*A*&&2 D+'(:+*'&#+*>2 Conference on System Sciences (HICSS’07)$%)**d$%&&'%(–(*'% April, 23-25, Pucón, Chile Universidad de La Frontera, Temuco, Chile. 274 Proceedings of the XVII Ibero-American Conference on Software Engineering (CIBSE2014) )a'! ?'% Y!CQ1C9% and M. Ernst, “Eclat: Automatic generation and classification of test inputs,” !4CC02CNY(F'6C:&(+'(,20:#B:*E3$%)**a'% )b'! Y. Pavlov and G. Fraser, “Semi2!;<9N!<.C% ,1!-CQ2Based Test Generation,” in D!!!2 1&=';2 D+'(:+*'&#+*>24#+=(:(+F(2#+29#='A*:(2<($'&+B.2K(:&=&F*'&#+2*+,2K*>&,*'&#+$%)*()$%&&'%ddd– de`'% )d'! G. Fraser and A. Arcuri, “EvoSuite: Automatic Test Suite Generation for Object2H-.1/<1"% Software,” in 9DZ9C1<219!$%)*(($%&&'%`(b–`(f'% )e'! G. Fraser and A. Arcuri, “Sound Empirical Evidence in Software Testing,” in 0:#F((,&+B$2 #=2 ';(2 D+'(:+*'&#+*>2 4#+=(:(+F(2 #+2 9#='A*:(2 !+B&+((:&+B$% )*()$% /9'% ,1&<1N71-$% &&'% (de– (ee'% )f'! G. Fraser, M. Staats, P. McMinn, A. Arcuri, and F. Padberg, “Does Automated White259_% Test Generation Really Help Software Testers?,” in D99<5$%)*(F'% F*'! @'%Y-!B1tya, T. Vos, and A. Baars, “Trace2based reflexive testing of OO programs with T2,” ./%Q$'2D+'32Conf. on Software Testing, Verification, and Validation (ICST)$%)**e$%&&'%(a(– (b*'% F('! Mainul Islam and C. Csallner, “Dsc+Mock: A Test Case + Mock Class Generatorin Support of Coding Against Interfaces,” in 0:#F((,&+B$2 #=2 ';(2 !&B;';2 D+'(:+*'&#+*>2 R#:S$;#-2#+28@+*E&F25+*>@$&$$%)*(*$%&&'%)b–F('% F)'! C. Pacheco and M. Ernst, “Randoop: feedback2directed random testing for Java,” in 4#E-*+&#+2 '#2 ';(2 77+,2 54M2 9DZ0H5^2 F#+=(:(+F(2 #+2 CNY(F'6#:&(+'(,2 -:#B:*EE&+B2 $@$'(E$2*+,2*-->&F*'&#+$2F#E-*+&#+$%)**d$%&&'%e(a–e(b'% FF'! 8'%m-!B1-%and A. Arcuri, “EvoSuite at the SBST 2013 Tool Competition,” ("#$%&'(3#:B'% F`'! F. Gross, G. Fraser, and A. Zeller, “Exploring Realistic Program Behavior,” Technical -1&9-<$%,!!-4!/"%G/.A1-B.<K$%,;7N.<<1"%#9-%&;74.C!<.9/$%)*()'% Fa'! P. Runeson and M. Höst, “Guidelin1B%#9-% C9/";C<./0%!/"%-1&9-<./0% C!B1%B<;"K%-1B1!-CQ%./% software engineering,” !E-&:329#='A32!+B3$%A94'%(`$%/9'%)$%&&'%(F(–(b`$%g&-'%)**f'% Fb'! V. R. Basili, G. Caldiera, and H. D. Rombach, “The goal question metric approach,” !+F@6 F>#-(,&*2#=2$#='A*:(2(+B&+((:&+B$%(ff`$%A94'%)$%/9%(ff`$%&'%a)e2aF)'% Fd'! R. Chillarege, “Orthogonal defect classification,” ]*+,N329#='A32)(>&*N32!+B3$%(ffb'% Fe'! C. Csallner and Y. Smaragdakis, “JCrasher: an automatic robustness tester for Java,” 9#='A32 0:32!_-(:3$%A94'%F`$%&&'%(*)a–(*a*$%)**`'% Ff'! L. Baresi, P. L. Lanzi, and M. Miraz, “TestFul: An Evolutionary Test Approach for Java,” <;&:,2D+'324#+=329#='A32<($'&+B.2K(:&=32K*>&,3$%&&'%(ea–(f`$%)*(*'% `*'! K. Inkumsah and T. Xie, “Improving Structural Testing of Object2H-.1/<1"% Y-90-!NB% A.!% @/<10-!<./0% Tvolutionary Testing and Symbolic Execution,” 7PPV2 7U:,2 D!!!L54M2 D+'32 4#+=325%'#E329#='A32!+B3$%&&'%)fd–F*b$%,1&'%)**e'% `('! T. E. J. Vos, B. Marínt, M. J. Escalona, and A. Marchetto, “A methodological framework for evaluating software testing techniques and tools,” in Q7';2D+'(:+*'&#+*>24#+=(:(+F(2#+2 `%*>&'@29#='A*:(.2`9D427PQ7$%)*()$%A94'%h.r!/$%,Q!$%&&'%)F*–)Ff'% `)'! j'% T"A!-"BB9/, “Techniques for Automatic Generation of Tests from Programs and Specifications,”%L9C<9-!4%".BB1-<!<.9/$%P./is&./0'%)**b'% `F'! A. Arcuri and G. Fraser, “On Parameter Tuning in Search Based Software Engineering,” 9(*:F;2[*$(,29#='A32!+B3$%)*(('% ``'! 8'%m-!B1-%!/"%g'%Arcuri, “Whole Test Suite Generation,” D!!!2<:*+$329#='A32!+B3$%A94'%Ff$% /9'%)$%&&'%)db%–%)f($%m17'%)*()'% `a'! F. Pastore, L. Mariani, and G. Fraser, “CrowdOracles: Can the Crowd Solve the Oracle Problem,” 7PQU2D!!!29&_';2D+'324#+=329#='A32<($'&+B.2K(:&=32K*>&,3$%)*(F'%% % April, 23-25, Pucón, Chile Universidad de La Frontera, Temuco, Chile. 275