Sempre que rodo o comando para subir a aplicação via cmd, ocorre o erro abaixo. Alguém consegue me ajudar? Me parece um problema nesse Ivy.

C:\Alura\leiloes>ant jetty.run Buildfile: C:\Alura\leiloes\build.xml

resolve: [ivy:retrieve] :: Ivy 2.2.0 - 20100923230623 :: http://ant.apache.org/ivy/ :: [ivy:retrieve] :: loading settings :: url = jar:file:/C:/Alura/leiloes/ivy-2.2.0.jar!/org/apache/ivy/core/settings/ivysettings.xml [ivy:retrieve] :: resolving dependencies :: leiloes#leiloes;working@JONATHAN [ivy:retrieve] confs: [default, provided, test, jetty, minify] WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by org.apache.ivy.util.url.IvyAuthenticator (file:/C:/Alura/leiloes/ivy-2.2.0.jar) to field java.net.Authenticator.theAuthenticator WARNING: Please consider reporting this to the maintainers of org.apache.ivy.util.url.IvyAuthenticator WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release

[ivy:retrieve] :: resolution report :: resolve 12044ms :: artifacts dl 1ms

    |                  |            modules            ||   artifacts   |
    |       conf       | number| search|dwnlded|evicted|| number|dwnlded|
    ---------------------------------------------------------------------
    |      default     |   9   |   0   |   0   |   0   ||   0   |   0   |
    |     provided     |   2   |   0   |   0   |   0   ||   0   |   0   |
    |       test       |   3   |   0   |   0   |   0   ||   0   |   0   |
    |       jetty      |   3   |   0   |   0   |   0   ||   0   |   0   |
    |      minify      |   1   |   0   |   0   |   0   ||   0   |   0   |
    ---------------------------------------------------------------------

[ivy:retrieve] [ivy:retrieve] :: problems summary :: [ivy:retrieve] :::: WARNINGS [ivy:retrieve] module not found: br.com.caelum#vraptor;3.4.0 [ivy:retrieve] ==== local: tried [ivy:retrieve] C:\Users\Jonathan.ivy2/local/br.com.caelum/vraptor/3.4.0/ivys/ivy.xml [ivy:retrieve] -- artifact br.com.caelum#vraptor;3.4.0!vraptor.jar:

[Várias linhas com inúmeros erros]

[ivy:retrieve] SERVER ERROR: HTTPS Required url=http://repo1.maven.org/maven2/com/yahoo/platform/yui/yuicompressor/2.3.6/yuicompressor-2.3.6.pom [ivy:retrieve] SERVER ERROR: HTTPS Required url=http://repo1.maven.org/maven2/com/yahoo/platform/yui/yuicompressor/2.3.6/yuicompressor-2.3.6.jar [ivy:retrieve] [ivy:retrieve] :: USE VERBOSE OR DEBUG MESSAGE LEVEL FOR MORE DETAILS

BUILD FAILED C:\Alura\leiloes\build.xml:26: impossible to resolve dependencies: resolve failed - see output for details

Total time: 13 seconds