YAML 0.66:
    * FAIL 698872 5.6.2 on Freebsd 6.1-release (i386-freebsd)
    * FAIL 673079 5.6.2 on Freebsd 6.2-release (amd64-freebsd)
    * FAIL 663843 5.6.2 on Darwin 8.10.0 (darwin-thread-multi)
    * FAIL 660806 5.6.2 on Linux 2.6.16-2-k7 (i686-linux-64int)

YAML 0.65:
    * FAIL 649648 5.6.2 on Freebsd 6.1-release (i386-freebsd)
    * FAIL 612710 5.6.2 on Netbsd 3.1 (i386-netbsd-thread-multi-64int)
    * FAIL 612317 5.6.2 on Netbsd 3.1 (i386-netbsd-thread-multi-64int)
    * FAIL 537050 5.6.2 on Linux 2.6.16-2-k7 (i686-linux-64int)
    * FAIL 515791 5.6.2 on Linux 2.4.27-3-686 (i686-linux)
    * FAIL 515703 5.6.2 on Linux 2.6.16-2-k7 (i686-linux-64int)