[Swift-devel] Can't build latest 0.93

[David Kelly]

I am getting this error while running ant dist on 0.93:

package.list:
     [echo] [provider-coaster]: PACKAGE LIST
     [java] Missing package: backport-util-concurrent.jar

BUILD FAILED
/home/david/cog.093/modules/swift/build.xml:73: The following error occurred while executing this line:
/home/david/cog.093/mbuild.xml:445: The following error occurred while executing this line:
/home/david/cog.093/mbuild.xml:79: The following error occurred while executing this line:
/home/david/cog.093/mbuild.xml:52: The following error occurred while executing this line:
/home/david/cog.093/modules/swift/dependencies.xml:13: The following error occurred while executing this line:
/home/david/cog.093/mbuild.xml:163: The following error occurred while executing this line:
/home/david/cog.093/mbuild.xml:168: The following error occurred while executing this line:
/home/david/cog.093/modules/provider-coaster/build.xml:60: The following error occurred while executing this line:
/home/david/cog.093/modules/provider-coaster/build.xml:168: Java returned: 1