The jdk7u-osx forest:

On the Mac, the builds appeared to complete then die at the last minute with a complaint about
options passed into printf. It appears that the Mac does not like the "--" characters being passed
in (file make/Defs-internal.gmk in define ReportBuildTimes).

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##### Leaving jdk for target(s) sanity all docs images             #####
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##### Build time 00:14:15 jdk for target(s) sanity all docs images #####
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/usr/bin/printf: illegal option -- -
usage: printf format [arguments ...]
make[1]: *** [generic_build_repo_series] Error 1
make: *** [build_product_image] Error 2