Fix tests.

crossref-short.bib

@@ -362,6 +362,12 @@ @Proceedings{cav2010
   year =         "2010"
 }
 
+@Proceedings{cig2008,
+  title =        "Proc.\ CIG 2008",
+  booktitle =    "Proc.\ CIG 2008",
+  year =         "2008"
+}
+
 @Proceedings{cocomile2012,
   title =        "Proc.\ CoCoMile 2012",
   booktitle =    "Proc.\ CoCoMile 2012",

literatur.bib

@@ -2784,7 +2784,6 @@ @Proceedings{chien-et-al-2000
 @InProceedings{childs-et-al-cig2008,
   author =       "Benjamin E. Childs and James H. Brodeur and Levente Kocsis",
   title =        "Transpositions and Move Groups in {Monte Carlo} Tree Search",
-  booktitle =    "2008 {IEEE} Symposium On Computational Intelligence and Games",
   crossref =     "cig2008",
   pages =        "389--395",
   year =         "2008"

tests/run-tests.sh

@@ -14,7 +14,7 @@ function test() {
     # Check for bibtex warnings.
     # Crossrefs without author/editor will show up as standalone entries at the beginning of the bibliography,
     # but they occur too often to be worth fixing.
-    (bibtex -min-crossrefs=99 ${prefix} | grep "Warning--" | grep -v "Warning--to sort, need") && exit 1 || exit 0
+    (bibtex -min-crossrefs=99 ${prefix} | grep "Warning--" | grep -v "Warning--to sort, need") && return 1 || return 0
 }
 
 # Change into the directory of this script.
@@ -23,3 +23,4 @@ cd "$(dirname "${BASH_SOURCE[0]}")"
 cd paper
 test "paper"
 test "paper-short"
+echo "All tests passed."