./org.eclipse.emf.validation-Root_R1_6_maintenance.tar.gz already exists, skipping download
Getting http://git.eclipse.org/c/emf-validation/org.eclipse.emf.validation.git/snapshot/org.eclipse.emf.validation-Root_R1_6_maintenance.tar.gz to ./org.eclipse.emf.validation-Root_R1_6_maintenance.tar.gz