It's a rainy Saturday and I'm getting annoyed so I'm looking at future and looks like at least in terms of maven future we have bad weather as well:

[ERROR] [ERROR] Some problems were encountered while processing the POMs:

[ERROR] 'dependencies.dependency.(groupId:artifactId:type:classifier)' must be unique: ${engine.groupId}:common:test-jar -> duplicate declaration of version ${engine.version} @ org.ovirt.engine.core:utils:[unknown-version], /builddir/build/BUILD/ovirt-engine-4.1.0/backend/manager/modules/utils/pom.xml, line 155, column 17

[ERROR] 'build.plugins.plugin.(groupId:artifactId)' must be unique but found duplicate declaration of plugin org.codehaus.mojo:exec-maven-plugin @ org.ovirt.engine.api:restapi-definition:[unknown-version], /builddir/build/BUILD/ovirt-engine-4.1.0/backend/manager/modules/restapi/interface/definition/pom.xml, line 213, column 15

[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-dependency-plugin is missing. @ org.ovirt.engine.api:restapi-definition:[unknown-version], /builddir/build/BUILD/ovirt-engine-4.1.0/backend/manager/modules/restapi/interface/definition/pom.xml, line 72, column 15

 @ 

[ERROR] The build could not read 2 projects -> [Help 1]

[ERROR]   

[ERROR]   The project org.ovirt.engine.core:utils:4.1.0-SNAPSHOT (/builddir/build/BUILD/ovirt-engine-4.1.0/backend/manager/modules/utils/pom.xml) has 1 error

[ERROR]     'dependencies.dependency.(groupId:artifactId:type:classifier)' must be unique: ${engine.groupId}:common:test-jar -> duplicate declaration of version ${engine.version} @ org.ovirt.engine.core:utils:[unknown-version], /builddir/build/BUILD/ovirt-engine-4.1.0/backend/manager/modules/utils/pom.xml, line 155, column 17

[ERROR]   

[ERROR]   The project org.ovirt.engine.api:restapi-definition:4.1.0-SNAPSHOT (/builddir/build/BUILD/ovirt-engine-4.1.0/backend/manager/modules/restapi/interface/definition/pom.xml) has 1 error

[ERROR]     'build.plugins.plugin.(groupId:artifactId)' must be unique but found duplicate declaration of plugin org.codehaus.mojo:exec-maven-plugin @ org.ovirt.engine.api:restapi-definition:[unknown-version], /builddir/build/BUILD/ovirt-engine-4.1.0/backend/manager/modules/restapi/interface/definition/pom.xml, line 213, column 15

[ERROR] 

[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.

[ERROR] Re-run Maven using the -X switch to enable full debug logging.

[ERROR] 

[ERROR] For more information about the errors and possible solutions, please read the following articles:

[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/ProjectBuildingException

(got building engine on fedora rawhide aka fc26)