[MacPorts] #59302: ports-10.6_x86_64-builder: builds are systematically failing due to apparent Xcode issue

[MacPorts]

#59302: ports-10.6_x86_64-builder: builds are systematically failing due to
apparent Xcode issue
------------------------------------------------+------------------------
 Reporter:  dbevans                             |      Owner:  ryandesign
     Type:  defect                              |     Status:  assigned
 Priority:  Normal                              |  Milestone:
Component:  ports                               |    Version:
 Keywords:  buildbot ports-10.6_x86_64-builder  |       Port:
------------------------------------------------+------------------------
 I'm not sure when this began, but currently on ports-10.6_x86_64-builder.
 p5.30 builds are systematically failing as follows:

 {{{
 DEBUG: Starting logging for p5.30-moosex-setonce
 DEBUG: Mac OS X 10.6 (darwin/10.8.0) arch i386
 DEBUG: MacPorts 2.6.1
 DEBUG: Xcode none
 DEBUG: SDK 10.6
 DEBUG: MACOSX_DEPLOYMENT_TARGET: 10.6
 Error: Port p5.30-moosex-setonce requires a full Xcode installation, which
 was not found on your system.
 Error: You can install Xcode from the Mac App Store or
 https://developer.apple.com/xcode/
 Error: Follow https://guide.macports.org/#project.tickets to report a bug.
 Error: Processing of port p5.30-moosex-setonce failed
 Build of 'p5.30-moosex-setonce' failed.
 ./mpbb/mpbb: error: `install-port' failed to run successfully
 }}}

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Ticket URL: <https://trac.macports.org/ticket/59302>
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