Auto merge of #3616 - GuillaumeGomez:new_rustdoc_test, r=alexcrichton
Auto merge of #3616 - GuillaumeGomez:new_rustdoc_test, r=alexcrichton

Update to new rustdoc --test output

cc @alexcrichton

durka/cargo,vojtechkral/cargo,tsurai/cargo,achanda/cargo,rust-lang/cargo,tshepang/cargo,achanda/cargo,durka/cargo,eminence/cargo,rust-lang/cargo,rustyhorde/cargo,tshepang/cargo,rustyhorde/cargo,tsurai/cargo,vojtechkral/cargo,tsurai/cargo,rustyhorde/cargo,achanda/cargo,durka/cargo,nipunn1313/cargo,tshepang/cargo,rust-lang/cargo,vojtechkral/cargo,nipunn1313/cargo,tshepang/cargo,achanda/cargo,tsurai/cargo,eminence/cargo,durka/cargo,rustyhorde/cargo,tsurai/cargo,eminence/cargo,nipunn1313/cargo,rust-lang/cargo,nipunn1313/cargo,eminence/cargo,vojtechkral/cargo