diff --git a/pkgs/applications/editors/eclipse/default.nix b/pkgs/applications/editors/eclipse/default.nix
index bb388c8e8394..97b582075c40 100644
--- a/pkgs/applications/editors/eclipse/default.nix
+++ b/pkgs/applications/editors/eclipse/default.nix
@@ -28,12 +28,10 @@ let eclipseFun =
 
     bindist = 
       if (stdenv.system == "x86_64-linux") then fetchurl {
-        url = http://download.eclipse.org/eclipse/downloads/drops/N20090621-2000/eclipse-SDK-N20090621-2000-linux-gtk-x86_64.tar.gz;
-        sha256 = "1nzrc7dplf7xzmq3282ysgar0a2jbm2y0vz8yf707da84n60yvg7";
+        url = ftp://sunsite.informatik.rwth-aachen.de/pub/mirror/eclipse/S-3.5M6-200903130100/eclipse-SDK-3.5M6-linux-gtk-x86_64.tar.gz;
+        sha256 = "10p4idp5rcdf7xqwfk3kvmjxhi8x1v835m0y4pn9q4nhfb5643pi";
       } else fetchurl {
         url = ftp://mirror.micromata.de/eclipse/eclipse/downloads/drops/S-3.5M6-200903130100/eclipse-SDK-3.5M6-linux-gtk.tar.gz;
         sha256 = "1z8j26b632ydhqrmwgbcqgiq7f1a542jam06z2h62mcbqazrcyah";
       };
   }
-
-#/nix/store/rzmaas0m5q5gr1343gx2abs4lg832ml4-eclipse-SDK-N20090621-2000-linux-gtk-x86_64.tar.gz
diff --git a/pkgs/applications/graphics/cinepaint/default.nix b/pkgs/applications/graphics/cinepaint/default.nix
index 0334271c0f5b..df0fb5b971ee 100644
--- a/pkgs/applications/graphics/cinepaint/default.nix
+++ b/pkgs/applications/graphics/cinepaint/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation {
     cvsRoot = ":pserver:anonymous@cinepaint.cvs.sourceforge.net:/cvsroot/cinepaint";
     module = "cinepaint-project";
     date = "2004-03-01";
-    sha256 = "b0abefc16b4db4256e9e8dcbc5d2eff93fa3f425b8ad3a4e53345efee9f1a9dd";
+    sha256 = "bf6dc04f3ea2094b7ef6f87f40f2c90d75a557e40a773f8eb76e8a71f14362cf";
   };
 
   buildInputs = [ cmake pkgconfig gtk freetype fontconfig lcms fltk flex libtiff
diff --git a/pkgs/applications/graphics/gimp/plugins/default.nix b/pkgs/applications/graphics/gimp/plugins/default.nix
index 396b1b78e6d6..afbab962cf9b 100644
--- a/pkgs/applications/graphics/gimp/plugins/default.nix
+++ b/pkgs/applications/graphics/gimp/plugins/default.nix
@@ -145,44 +145,8 @@ rec {
       };
   };
 
-  # this is more than a gimp plugin !
-  # either load the raw image with gimp (and the import dialog will popup)
-  # or use the binary
-  ufraw = pluginDerivation {
-    name = "ufraw-0.15";
-    buildInputs = [pkgs.lcms gimp] ++ gimp.buildInputs;
-      # --enable-mime - install mime files, see README for more information
-      # --enable-extras - build extra (dcraw, nikon-curve) executables
-      # --enable-dst-correction - enable DST correction for file timestamps.
-      # --enable-contrast - enable the contrast setting option.
-      # --enable-interp-none: enable 'None' interpolation (mostly for debugging).
-      # --with-lensfun: use the lensfun library - experimental feature, read this before using it. 
-      # --with-prefix=PREFIX - use also PREFIX as an input prefix for the build
-      # --with-dosprefix=PREFIX - PREFIX in the the prefix in dos format (needed only for ms-window
-    configureFlags = "--enable-extras --enable-dst-correction --enable-contrast";
-
-    src = fetchurl {
-      url = mirror://sourceforge/ufraw/ufraw-0.15.tar.gz;
-      sha256 = "0cf3csksjkyl91zxhjnn74vc31l14nm6n1i02s76xdvvkk9ics8k";
-    };
-    installPhase = "
-      installPlugins ufraw-gimp
-      ensureDir $out/bin
-      cp ufraw $out/bin
-    ";
-  };
-
   /* =============== simple script files ==================== */
 
-  # also have a look at enblendenfuse in all-packages.nix
-  exposureBlend = scriptDerivation {
-    name = "exposure-blend";
-    src = fetchurl {
-      url = http://tir.astro.utoledo.edu/jdsmith/code/eb/exposure-blend.scm;
-      sha256 = "1b6c9wzpklqras4wwsyw3y3jp6fjmhnnskqiwm5sabs8djknfxla";
-    };
-  };
-
   lightning = scriptDerivation {
     name = "Lightning";
     src = fetchurl {
diff --git a/pkgs/build-support/buildenv/builder.pl b/pkgs/build-support/buildenv/builder.pl
index 35a75be053e5..2da4311b3887 100755
--- a/pkgs/build-support/buildenv/builder.pl
+++ b/pkgs/build-support/buildenv/builder.pl
@@ -21,9 +21,7 @@ sub isInPathsToLink {
     my $path = shift;
     $path = "/" if $path eq "";
     foreach my $elem (@pathsToLink) {
-        print "isInPathsToLink elem, path $elem , $path\n";
         return 1 if substr($path, 0, length($elem)) eq $elem;
-        print "no\n";
     }
     return 0;
 }
@@ -49,14 +47,12 @@ sub createLinks {
     my $ignoreCollisions = shift;
 
     my @srcFiles = glob("$srcDir/*");
-    print "in createLinks $relName, $srcDir, $dstDir, $ignoreCollisions, @srcFiles\n";
 
     foreach my $srcFile (@srcFiles) {
         my $baseName = $srcFile;
         $baseName =~ s/^.*\///g; # strip directory
         my $dstFile = "$dstDir/$baseName";
         my $relName2 = "$relName/$baseName";
-        print "foreach source file $srcFile ...\n";
 
         # Urgh, hacky...
 	if ($srcFile =~ /\/propagated-build-inputs$/ ||
@@ -65,15 +61,12 @@ sub createLinks {
             $srcFile =~ /\/info\/dir$/ ||
             $srcFile =~ /\/log$/)
         {
-          print "do nothing\n";
             # Do nothing.
 	}
 
         elsif (-d $srcFile) {
 
-          print "-d !\n";
             if (!isInPathsToLink($relName2)) {
-                print "not isInPathsToLink, recurse\n";
                 # This path is not in the list of paths to link, but
                 # some of its children may be.
                 createLinks($relName2, $srcFile, $dstFile, $ignoreCollisions);
@@ -83,13 +76,11 @@ sub createLinks {
             lstat $dstFile;
 
             if (-d _) {
-                print "-d _\n";
                 createLinks($relName2, $srcFile, $dstFile, $ignoreCollisions);
             }
 
             elsif (-l _) {
                 my $target = readlink $dstFile or die;
-                print "-l $target\n";
                 if (!-d $target) {
                     die "collission between directory `$srcFile' and non-directory `$target'";
                 }
@@ -100,7 +91,6 @@ sub createLinks {
             }
 
             else {
-                print "symLinkMkdir \n";
                 symLinkMkdir $srcFile, $dstFile;
             }
         }
@@ -113,9 +103,7 @@ sub createLinks {
         }
 
         else {
-            print "next unless relName2 $relName2 \n";
             next unless isInPathsToLink($relName2);
-            print "passed \n";
             symLinkMkdir $srcFile, $dstFile;
         }
     }
@@ -129,7 +117,6 @@ sub addPkg;
 sub addPkg {
     my $pkgDir = shift;
     my $ignoreCollisions = shift;
-    print "adding $pkgDir\n";
 
     return if (defined $done{$pkgDir});
     $done{$pkgDir} = 1;
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 9b8ccc335f0e..73120c767a74 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -2309,11 +2309,6 @@ let
     inherit pkgs stdenv;
   });
 
-  rubyDebug = import ../development/interpreters/ruby/ruby-debug.nix {
-    inherit fetchurl stdenv;
-    ruby = ruby18;
-  };
-
   rake = import ../development/ruby-modules/rake {
     inherit fetchurl stdenv ruby ;
   };
@@ -2328,10 +2323,9 @@ let
     withBioconductor = getConfig ["rLang" "withBioconductor"] false;
   };
 
-  rubygemsFun = ruby : builderDefsPackage (import ../development/interpreters/ruby/gems.nix) {
+  rubygems = builderDefsPackage (import ../development/interpreters/ruby/gems.nix) {
     inherit ruby makeWrapper;
   };
-  rubygems = rubygemsFun ruby;
 
   rq = import ../applications/networking/cluster/rq {
     inherit fetchurl stdenv sqlite ruby ;