Prezados, bom dia!! Estou tentando fazer o curso de Selenium porem no passo dois ao executar o ANT eu tenho o seguinte erro:

[ivy:retrieve]          ::::::::::::::::::::::::::::::::::::::::::::::
[ivy:retrieve]          ::          UNRESOLVED DEPENDENCIES         ::
[ivy:retrieve]          ::::::::::::::::::::::::::::::::::::::::::::::
[ivy:retrieve]          :: br.com.caelum#vraptor;3.4.0: not found
[ivy:retrieve]          :: org.hsqldb#hsqldb;2.2.4: not found
[ivy:retrieve]          :: opensymphony#sitemesh;2.4.2: not found
[ivy:retrieve]          :: javax.servlet#jstl;1.2: not found
[ivy:retrieve]          :: org.hibernate#hibernate-entitymanager;3.6.7.Final: no
t found
[ivy:retrieve]          :: org.hibernate#hibernate-c3p0;3.6.7.Final: not found
[ivy:retrieve]          :: org.hibernate#hibernate-validator;4.2.0.Final: not fo
und
[ivy:retrieve]          :: joda-time#joda-time;2.0: not found
[ivy:retrieve]          :: com.thoughtworks.xstream#xstream;1.4.1: not found
[ivy:retrieve]          :: javax.servlet#servlet-api;2.5: not found
[ivy:retrieve]          :: javax.servlet.jsp#jsp-api;2.1: not found
[ivy:retrieve]          :: junit#junit;4.10: not found
[ivy:retrieve]          :: org.hamcrest#hamcrest-all;1.1: not found
[ivy:retrieve]          :: org.mockito#mockito-all;1.8.5: not found
[ivy:retrieve]          :: org.mortbay.jetty#jsp-api-2.1;6.1.14: not found
[ivy:retrieve]          :: org.mortbay.jetty#jsp-2.1;6.1.14: not found
[ivy:retrieve]          :: org.mortbay.jetty#jetty-ant;6.1.14: not found
[ivy:retrieve]          :: com.yahoo.platform.yui#yuicompressor;2.3.6: not found

Basicamente estou tomando timeout em todas dependencias, não sei como resolver, alguém passou pelo mesmo que poderia me ajudar?