diff --git a/maven-compat/src/main/java/org/apache/maven/artifact/manager/DefaultWagonManager.java b/maven-compat/src/main/java/org/apache/maven/artifact/manager/DefaultWagonManager.java
index 7e550b05b4..731f742894 100644
--- a/maven-compat/src/main/java/org/apache/maven/artifact/manager/DefaultWagonManager.java
+++ b/maven-compat/src/main/java/org/apache/maven/artifact/manager/DefaultWagonManager.java
@@ -749,7 +749,7 @@ public class DefaultWagonManager
                 id = repository.getId();
             }
 
-            getLogger().info( "Using mirror: " + mirror.getId() + " for repository: " + repository.getId() + "\n(mirror url: " + mirror.getUrl() + ")" );
+            getLogger().debug( "Using mirror: " + mirror.getId() + " for repository: " + repository.getId() + "\n(mirror url: " + mirror.getUrl() + ")" );
             repository = repositoryFactory.createArtifactRepository( id, mirror.getUrl(),
                                                                      repository.getLayout(), repository.getSnapshots(),
                                                                      repository.getReleases() );
diff --git a/maven-core/src/main/java/org/apache/maven/lifecycle/binding/LegacyLifecycleMappingParser.java b/maven-core/src/main/java/org/apache/maven/lifecycle/binding/LegacyLifecycleMappingParser.java
index 49311831ba..937849cad2 100644
--- a/maven-core/src/main/java/org/apache/maven/lifecycle/binding/LegacyLifecycleMappingParser.java
+++ b/maven-core/src/main/java/org/apache/maven/lifecycle/binding/LegacyLifecycleMappingParser.java
@@ -35,6 +35,11 @@ public class LegacyLifecycleMappingParser
     public LifecycleBindings parseDefaultMappings( final List lifecycles )
         throws LifecycleSpecificationException
     {
+        if( lifecycles == null )
+        {
+            throw new IllegalArgumentException("lifecycles: null");
+        }
+        
         LifecycleBindings bindings = new LifecycleBindings();
 
         bindings.setPackaging( "unmatched" );