[MacPorts] #30845: Installation py26-libxml2 fails during the building

17 Aug 2011

      #30845: Installation py26-libxml2 fails during the building
------------------------------------------+---------------------------------
 Reporter:  lucaghera8@…                  |       Owner:  macports-tickets@…                   
     Type:  defect                        |      Status:  new                                  
 Priority:  Normal                        |   Milestone:                                       
Component:  ports                         |     Version:  2.0.1                                
 Keywords:  python26 libxml2 py26-libxml  |        Port:                                       
------------------------------------------+---------------------------------
 Hi all, I'm trying to install texlive and it requires in such way
 py26-libxml2. The problem is that it give me the following error:

 {{{
 version:1
 :debug:main epoch: in tree: 0 installed: 0
 :debug:main python26 2.6.7_0 exists in the ports tree
 :debug:main python26 2.6.7_0 +universal is the latest installed
 :debug:main python26 2.6.7_0 +universal is active
 :debug:main Merging existing variants '+universal' into variants
 :debug:main new fully merged portvariants: universal + python26 + python27
 -
 :debug:main Changing to port directory:
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/lang/python26
 :debug:main OS darwin/11.1.0 (Mac OS X 10.7) arch i386
 :debug:main org.macports.load registered provides 'load', a pre-existing
 procedure. Target override will not be provided
 :debug:main org.macports.unload registered provides 'unload', a pre-
 existing procedure. Target override will not be provided
 :debug:main org.macports.distfiles registered provides 'distfiles', a pre-
 existing procedure. Target override will not be provided
 :debug:main Using group file
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/group/select-1.0.tcl
 :debug:main Reading variant descriptions from
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/variant_descriptions.conf
 :debug:main universal variant already exists, so not adding the default
 one
 :debug:main Requested variant python26 is not provided by port python26.
 :debug:main Requested variant python27 is not provided by port python26.
 :debug:main Executing variant universal provides universal
 :debug:main No need to upgrade! python26 2.6.7_0 >= python26 2.6.7_0
 :debug:main epoch: in tree: 0 installed: 0
 :debug:main gettext 0.18.1.1_2 exists in the ports tree
 :debug:main gettext 0.18.1.1_2 +universal is the latest installed
 :debug:main gettext 0.18.1.1_2 +universal is active
 :debug:main Merging existing variants '+universal' into variants
 :debug:main new fully merged portvariants: universal + python26 + python27
 -
 :debug:main Changing to port directory:
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/devel/gettext
 :debug:main OS darwin/11.1.0 (Mac OS X 10.7) arch i386
 :debug:main org.macports.load registered provides 'load', a pre-existing
 procedure. Target override will not be provided
 :debug:main org.macports.unload registered provides 'unload', a pre-
 existing procedure. Target override will not be provided
 :debug:main org.macports.distfiles registered provides 'distfiles', a pre-
 existing procedure. Target override will not be provided
 :debug:main Using group file
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/group/muniversal-1.0.tcl
 :debug:main Reading variant descriptions from
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/variant_descriptions.conf
 :debug:main Using group file
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/group/archcheck-1.0.tcl
 :debug:main universal variant already exists, so not adding the default
 one
 :debug:main Requested variant python26 is not provided by port gettext.
 :debug:main Requested variant python27 is not provided by port gettext.
 :debug:main Executing variant universal provides universal
 :debug:main No need to upgrade! gettext 0.18.1.1_2 >= gettext 0.18.1.1_2
 :debug:main epoch: in tree: 0 installed: 0
 :debug:main libiconv 1.14_0 exists in the ports tree
 :debug:main libiconv 1.14_0 +universal is the latest installed
 :debug:main libiconv 1.14_0 +universal is active
 :debug:main Merging existing variants '+universal' into variants
 :debug:main new fully merged portvariants: universal + python26 + python27
 -
 :debug:main Changing to port directory:
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/textproc/libiconv
 :debug:main OS darwin/11.1.0 (Mac OS X 10.7) arch i386
 :debug:main org.macports.load registered provides 'load', a pre-existing
 procedure. Target override will not be provided
 :debug:main org.macports.unload registered provides 'unload', a pre-
 existing procedure. Target override will not be provided
 :debug:main org.macports.distfiles registered provides 'distfiles', a pre-
 existing procedure. Target override will not be provided
 :debug:main Using group file
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/group/muniversal-1.0.tcl
 :debug:main Reading variant descriptions from
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/variant_descriptions.conf
 :debug:main universal variant already exists, so not adding the default
 one
 :debug:main Requested variant python26 is not provided by port libiconv.
 :debug:main Requested variant python27 is not provided by port libiconv.
 :debug:main Executing variant universal provides universal
 :debug:main No need to upgrade! libiconv 1.14_0 >= libiconv 1.14_0
 :debug:main epoch: in tree: 0 installed: 0
 :debug:main ncurses 5.9_1 exists in the ports tree
 :debug:main ncurses 5.9_1 +universal is the latest installed
 :debug:main ncurses 5.9_1 +universal is active
 :debug:main Merging existing variants '+universal' into variants
 :debug:main new fully merged portvariants: universal + python26 + python27
 -
 :debug:main Changing to port directory:
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/devel/ncurses
 :debug:main OS darwin/11.1.0 (Mac OS X 10.7) arch i386
 :debug:main org.macports.load registered provides 'load', a pre-existing
 procedure. Target override will not be provided
 :debug:main org.macports.unload registered provides 'unload', a pre-
 existing procedure. Target override will not be provided
 :debug:main org.macports.distfiles registered provides 'distfiles', a pre-
 existing procedure. Target override will not be provided
 :debug:main adding the default universal variant
 :debug:main Reading variant descriptions from
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/variant_descriptions.conf
 :debug:main Requested variant python26 is not provided by port ncurses.
 :debug:main Requested variant python27 is not provided by port ncurses.
 :debug:main Executing variant universal provides universal
 :debug:main No need to upgrade! ncurses 5.9_1 >= ncurses 5.9_1
 :debug:main epoch: in tree: 0 installed: 0
 :debug:main expat 2.0.1_1 exists in the ports tree
 :debug:main expat 2.0.1_1 +universal is the latest installed
 :debug:main expat 2.0.1_1 +universal is active
 :debug:main Merging existing variants '+universal' into variants
 :debug:main new fully merged portvariants: universal + python26 + python27
 -
 :debug:main Changing to port directory:
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/textproc/expat
 :debug:main OS darwin/11.1.0 (Mac OS X 10.7) arch i386
 :debug:main org.macports.load registered provides 'load', a pre-existing
 procedure. Target override will not be provided
 :debug:main org.macports.unload registered provides 'unload', a pre-
 existing procedure. Target override will not be provided
 :debug:main org.macports.distfiles registered provides 'distfiles', a pre-
 existing procedure. Target override will not be provided
 :debug:main adding the default universal variant
 :debug:main Reading variant descriptions from
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/variant_descriptions.conf
 :debug:main Requested variant python26 is not provided by port expat.
 :debug:main Requested variant python27 is not provided by port expat.
 :debug:main Executing variant universal provides universal
 :debug:main No need to upgrade! expat 2.0.1_1 >= expat 2.0.1_1
 :debug:main epoch: in tree: 0 installed: 0
 :debug:main zlib 1.2.5_0 exists in the ports tree
 :debug:main zlib 1.2.5_0 +universal is the latest installed
 :debug:main zlib 1.2.5_0 +universal is active
 :debug:main Merging existing variants '+universal' into variants
 :debug:main new fully merged portvariants: universal + python26 + python27
 -
 :debug:main Changing to port directory:
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/archivers/zlib
 :debug:main OS darwin/11.1.0 (Mac OS X 10.7) arch i386
 :debug:main org.macports.load registered provides 'load', a pre-existing
 procedure. Target override will not be provided
 :debug:main org.macports.unload registered provides 'unload', a pre-
 existing procedure. Target override will not be provided
 :debug:main org.macports.distfiles registered provides 'distfiles', a pre-
 existing procedure. Target override will not be provided
 :debug:main Using group file
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/group/xcodeversion-1.0.tcl
 :debug:main adding the default universal variant
 :debug:main Reading variant descriptions from
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/variant_descriptions.conf
 :debug:main Requested variant python26 is not provided by port zlib.
 :debug:main Requested variant python27 is not provided by port zlib.
 :debug:main Executing variant universal provides universal
 :debug:main No need to upgrade! zlib 1.2.5_0 >= zlib 1.2.5_0
 :debug:main epoch: in tree: 1 installed: 1
 :debug:main openssl 1.0.0d_0 exists in the ports tree
 :debug:main openssl 1.0.0d_0 +universal is the latest installed
 :debug:main openssl 1.0.0d_0 +universal is active
 :debug:main Merging existing variants '+universal' into variants
 :debug:main new fully merged portvariants: universal + python26 + python27
 -
 :debug:main Changing to port directory:
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/devel/openssl
 :debug:main OS darwin/11.1.0 (Mac OS X 10.7) arch i386
 :debug:main org.macports.load registered provides 'load', a pre-existing
 procedure. Target override will not be provided
 :debug:main org.macports.unload registered provides 'unload', a pre-
 existing procedure. Target override will not be provided
 :debug:main org.macports.distfiles registered provides 'distfiles', a pre-
 existing procedure. Target override will not be provided
 :debug:main Using group file
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/group/muniversal-1.0.tcl
 :debug:main Reading variant descriptions from
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/variant_descriptions.conf
 :debug:main universal variant already exists, so not adding the default
 one
 :debug:main Requested variant python26 is not provided by port openssl.
 :debug:main Requested variant python27 is not provided by port openssl.
 :debug:main Executing variant universal provides universal
 :debug:main No need to upgrade! openssl 1.0.0d_0 >= openssl 1.0.0d_0
 :debug:main epoch: in tree: 0 installed: 0
 :debug:main sqlite3 3.7.7.1_0 exists in the ports tree
 :debug:main sqlite3 3.7.7.1_0 +universal is the latest installed
 :debug:main sqlite3 3.7.7.1_0 +universal is active
 :debug:main Merging existing variants '+universal' into variants
 :debug:main new fully merged portvariants: universal + python26 + python27
 -
 :debug:main Changing to port directory:
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/databases/sqlite3
 :debug:main OS darwin/11.1.0 (Mac OS X 10.7) arch i386
 :debug:main org.macports.load registered provides 'load', a pre-existing
 procedure. Target override will not be provided
 :debug:main org.macports.unload registered provides 'unload', a pre-
 existing procedure. Target override will not be provided
 :debug:main org.macports.distfiles registered provides 'distfiles', a pre-
 existing procedure. Target override will not be provided
 :debug:main adding the default universal variant
 :debug:main Reading variant descriptions from
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/variant_descriptions.conf
 :debug:main Requested variant python26 is not provided by port sqlite3.
 :debug:main Requested variant python27 is not provided by port sqlite3.
 :debug:main Executing variant universal provides universal
 :debug:main No need to upgrade! sqlite3 3.7.7.1_0 >= sqlite3 3.7.7.1_0
 :debug:main epoch: in tree: 0 installed: 0
 :debug:main readline 6.2.000_0 exists in the ports tree
 :debug:main readline 6.2.000_0 +universal is the latest installed
 :debug:main readline 6.2.000_0 +universal is active
 :debug:main Merging existing variants '+universal' into variants
 :debug:main new fully merged portvariants: universal + python26 + python27
 -
 :debug:main Changing to port directory:
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/devel/readline
 :debug:main OS darwin/11.1.0 (Mac OS X 10.7) arch i386
 :debug:main org.macports.load registered provides 'load', a pre-existing
 procedure. Target override will not be provided
 :debug:main org.macports.unload registered provides 'unload', a pre-
 existing procedure. Target override will not be provided
 :debug:main org.macports.distfiles registered provides 'distfiles', a pre-
 existing procedure. Target override will not be provided
 :debug:main Using group file
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/group/muniversal-1.0.tcl
 :debug:main Reading variant descriptions from
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/variant_descriptions.conf
 :debug:main universal variant already exists, so not adding the default
 one
 :debug:main Requested variant python26 is not provided by port readline.
 :debug:main Requested variant python27 is not provided by port readline.
 :debug:main Executing variant universal provides universal
 :debug:main No need to upgrade! readline 6.2.000_0 >= readline 6.2.000_0
 :debug:main epoch: in tree: 0 installed: 0
 :debug:main db46 4.6.21_6 exists in the ports tree
 :debug:main db46 4.6.21_6 +universal is the latest installed
 :debug:main db46 4.6.21_6 +universal is active
 :debug:main Merging existing variants '+universal' into variants
 :debug:main new fully merged portvariants: universal + python26 + python27
 -
 :debug:main Changing to port directory:
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/databases/db46
 :debug:main OS darwin/11.1.0 (Mac OS X 10.7) arch i386
 :debug:main org.macports.load registered provides 'load', a pre-existing
 procedure. Target override will not be provided
 :debug:main org.macports.unload registered provides 'unload', a pre-
 existing procedure. Target override will not be provided
 :debug:main org.macports.distfiles registered provides 'distfiles', a pre-
 existing procedure. Target override will not be provided
 :debug:main Using group file
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/group/muniversal-1.0.tcl
 :debug:main Reading variant descriptions from
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/variant_descriptions.conf
 :debug:main universal variant already exists, so not adding the default
 one
 :debug:main Requested variant python26 is not provided by port db46.
 :debug:main Requested variant python27 is not provided by port db46.
 :debug:main Executing variant universal provides universal
 :debug:main No need to upgrade! db46 4.6.21_6 >= db46 4.6.21_6
 :debug:main epoch: in tree: 0 installed: 0
 :debug:main gdbm 1.8.3_3 exists in the ports tree
 :debug:main gdbm 1.8.3_3 +universal is the latest installed
 :debug:main gdbm 1.8.3_3 +universal is active
 :debug:main Merging existing variants '+universal' into variants
 :debug:main new fully merged portvariants: universal + python26 + python27
 -
 :debug:main Changing to port directory:
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/databases/gdbm
 :debug:main OS darwin/11.1.0 (Mac OS X 10.7) arch i386
 :debug:main org.macports.load registered provides 'load', a pre-existing
 procedure. Target override will not be provided
 :debug:main org.macports.unload registered provides 'unload', a pre-
 existing procedure. Target override will not be provided
 :debug:main org.macports.distfiles registered provides 'distfiles', a pre-
 existing procedure. Target override will not be provided
 :debug:main Using group file
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/group/muniversal-1.0.tcl
 :debug:main Reading variant descriptions from
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/variant_descriptions.conf
 :debug:main universal variant already exists, so not adding the default
 one
 :debug:main Requested variant python26 is not provided by port gdbm.
 :debug:main Requested variant python27 is not provided by port gdbm.
 :debug:main Executing variant universal provides universal
 :debug:main No need to upgrade! gdbm 1.8.3_3 >= gdbm 1.8.3_3
 :debug:main epoch: in tree: 0 installed: 0
 :debug:main bzip2 1.0.6_0 exists in the ports tree
 :debug:main bzip2 1.0.6_0 +universal is the latest installed
 :debug:main bzip2 1.0.6_0 +universal is active
 :debug:main Merging existing variants '+universal' into variants
 :debug:main new fully merged portvariants: universal + python26 + python27
 -
 :debug:main Changing to port directory:
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/archivers/bzip2
 :debug:main OS darwin/11.1.0 (Mac OS X 10.7) arch i386
 :debug:main org.macports.load registered provides 'load', a pre-existing
 procedure. Target override will not be provided
 :debug:main org.macports.unload registered provides 'unload', a pre-
 existing procedure. Target override will not be provided
 :debug:main org.macports.distfiles registered provides 'distfiles', a pre-
 existing procedure. Target override will not be provided
 :debug:main Reading variant descriptions from
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/variant_descriptions.conf
 :debug:main universal variant already exists, so not adding the default
 one
 :debug:main Requested variant python26 is not provided by port bzip2.
 :debug:main Requested variant python27 is not provided by port bzip2.
 :debug:main Executing variant universal provides universal
 :debug:main No need to upgrade! bzip2 1.0.6_0 >= bzip2 1.0.6_0
 :debug:main epoch: in tree: 0 installed: 0
 :debug:main python_select 0.3_1 exists in the ports tree
 :debug:main python_select 0.3_1  is the latest installed
 :debug:main python_select 0.3_1  is active
 :debug:main Merging existing variants '' into variants
 :debug:main new fully merged portvariants: universal + python26 + python27
 -
 :debug:main Changing to port directory:
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/sysutils/python_select
 :debug:main OS darwin/11.1.0 (Mac OS X 10.7) arch i386
 :debug:main org.macports.load registered provides 'load', a pre-existing
 procedure. Target override will not be provided
 :debug:main org.macports.unload registered provides 'unload', a pre-
 existing procedure. Target override will not be provided
 :debug:main org.macports.distfiles registered provides 'distfiles', a pre-
 existing procedure. Target override will not be provided
 :debug:main Using group file
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/group/select-1.0.tcl
 :debug:main universal_variant is false, so not adding the default
 universal variant
 :debug:main Requested variant universal is not provided by port
 python_select.
 :debug:main Requested variant python26 is not provided by port
 python_select.
 :debug:main Requested variant python27 is not provided by port
 python_select.
 :debug:main No need to upgrade! python_select 0.3_1 >= python_select 0.3_1
 :debug:main epoch: in tree: 0 installed: 0
 :debug:main libxml2 2.7.8_0 exists in the ports tree
 :debug:main libxml2 2.7.8_0 +universal is the latest installed
 :debug:main libxml2 2.7.8_0 +universal is active
 :debug:main Merging existing variants '+universal' into variants
 :debug:main new fully merged portvariants: universal + python26 + python27
 -
 :debug:main Changing to port directory:
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/textproc/libxml2
 :debug:main OS darwin/11.1.0 (Mac OS X 10.7) arch i386
 :debug:main org.macports.load registered provides 'load', a pre-existing
 procedure. Target override will not be provided
 :debug:main org.macports.unload registered provides 'unload', a pre-
 existing procedure. Target override will not be provided
 :debug:main org.macports.distfiles registered provides 'distfiles', a pre-
 existing procedure. Target override will not be provided
 :debug:main Using group file
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/group/archcheck-1.0.tcl
 :debug:main adding the default universal variant
 :debug:main Reading variant descriptions from
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/_resources/port1.0/variant_descriptions.conf
 :debug:main Requested variant python26 is not provided by port libxml2.
 :debug:main Requested variant python27 is not provided by port libxml2.
 :debug:main Executing variant universal provides universal
 :debug:main No need to upgrade! libxml2 2.7.8_0 >= libxml2 2.7.8_0
 :msg:main --->  Computing dependencies for py26-libxml2:info:main
 .:debug:main Searching for dependency: python26
 :debug:main Found Dependency: receipt exists for python26
 :debug:main Searching for dependency: libxml2
 :debug:main Found Dependency: receipt exists for libxml2
 :msg:main
 :debug:main Executing org.macports.main (py26-libxml2)
 :debug:main changing euid/egid - current euid: 0 - current egid: 0
 :debug:main egid changed to: 502
 :debug:main euid changed to: 504
 :debug:archivefetch archivefetch phase started at Thu Aug 18 00:21:29 CEST
 2011
 :msg:archivefetch --->  Fetching archive for py26-libxml2
 :debug:archivefetch Executing org.macports.archivefetch (py26-libxml2)
 :debug:archivefetch euid/egid changed to: 0/0
 :debug:archivefetch chowned /opt/local/var/macports/software/py26-libxml2
 to macports
 :debug:archivefetch euid/egid changed to: 504/502
 :debug:archivefetch euid/egid changed to: 0/0
 :debug:archivefetch chowned /opt/local/var/macports/incoming to macports
 :debug:archivefetch euid/egid changed to: 504/502
 :info:archivefetch --->  py26-libxml2-2.7.8_0.darwin_11.x86_64.tbz2
 doesn't seem to exist in /opt/local/var/macports/software/py26-libxml2
 :msg:archivefetch --->  Attempting to fetch
 py26-libxml2-2.7.8_0.darwin_11.x86_64.tbz2 from
 http://packages.macports.org/py26-libxml2
 :debug:archivefetch Fetching archive failed:: The requested URL returned
 error: 404
 :debug:archivefetch Privilege de-escalation not attempted as not running
 as root.
 :debug:fetch fetch phase started at Thu Aug 18 00:21:30 CEST 2011
 :notice:fetch --->  Fetching py26-libxml2
 :debug:fetch Can't run fetch on this port without elevated privileges.
 Escalating privileges back to root.
 :debug:fetch euid changed to: 0. egid changed to: 0.
 :debug:fetch changing euid/egid - current euid: 0 - current egid: 0
 :debug:fetch egid changed to: 502
 :debug:fetch euid changed to: 504
 :debug:fetch Executing org.macports.fetch (py26-libxml2)
 :info:fetch --->  libxml2-2.7.8.tar.gz doesn't seem to exist in
 /opt/local/var/macports/distfiles/libxml2
 :debug:fetch Pinging fr.rpmfind.net...
 :debug:fetch Pinging gd.tuwien.ac.at...
 :debug:fetch Pinging xmlsoft.org...
 :debug:fetch Pinging distfiles.macports.org...
 :debug:fetch Pinging aarnet.au.distfiles.macports.org...
 :debug:fetch Pinging her.gr.distfiles.macports.org...
 :debug:fetch Pinging lil.fr.distfiles.macports.org...
 :debug:fetch Pinging sea.us.distfiles.macports.org...
 :debug:fetch Pinging ykf.ca.distfiles.macports.org...
 :debug:fetch fr.rpmfind.net ping time is 10000
 :debug:fetch gd.tuwien.ac.at ping time is 55.104
 :debug:fetch xmlsoft.org ping time is 10000
 :debug:fetch distfiles.macports.org ping time is 160.566
 :debug:fetch aarnet.au.distfiles.macports.org ping time is 339.711
 :debug:fetch her.gr.distfiles.macports.org ping time is 70.474
 :debug:fetch lil.fr.distfiles.macports.org ping time is 15.124
 :debug:fetch sea.us.distfiles.macports.org ping time is 10000
 :debug:fetch ykf.ca.distfiles.macports.org ping time is 115.501
 :notice:fetch --->  Attempting to fetch libxml2-2.7.8.tar.gz from
 http://lil.fr.distfiles.macports.org/libxml2
 :debug:fetch Privilege de-escalation not attempted as not running as root.
 :debug:checksum checksum phase started at Thu Aug 18 00:21:38 CEST 2011
 :notice:checksum --->  Verifying checksum(s) for py26-libxml2
 :debug:checksum Executing org.macports.checksum (py26-libxml2)
 :info:checksum --->  Checksumming libxml2-2.7.8.tar.gz
 :debug:checksum Correct (md5) checksum for libxml2-2.7.8.tar.gz
 :debug:checksum Correct (sha1) checksum for libxml2-2.7.8.tar.gz
 :debug:checksum Correct (rmd160) checksum for libxml2-2.7.8.tar.gz
 :debug:checksum Privilege de-escalation not attempted as not running as
 root.
 :debug:extract extract phase started at Thu Aug 18 00:21:38 CEST 2011
 :notice:extract --->  Extracting py26-libxml2
 :debug:extract Executing org.macports.extract (py26-libxml2)
 :info:extract --->  Extracting libxml2-2.7.8.tar.gz
 :debug:extract setting option extract.args to
 '/opt/local/var/macports/distfiles/libxml2/libxml2-2.7.8.tar.gz'
 :debug:extract Environment: CPATH='/opt/local/include'
 CC_PRINT_OPTIONS_FILE='/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_python_py26-libxml2/py26-libxml2/work/.CC_PRINT_OPTIONS'
 LIBRARY_PATH='/opt/local/lib' CC_PRINT_OPTIONS='YES'
 MACOSX_DEPLOYMENT_TARGET='10.7'
 :debug:extract Assembled command: 'cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_python_py26-libxml2/py26-libxml2/work"
 && /usr/bin/gzip -dc
 '/opt/local/var/macports/distfiles/libxml2/libxml2-2.7.8.tar.gz' |
 /usr/bin/gnutar --no-same-owner -xf -'
 :debug:extract Executing command line:  cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_python_py26-libxml2/py26-libxml2/work"
 && /usr/bin/gzip -dc
 '/opt/local/var/macports/distfiles/libxml2/libxml2-2.7.8.tar.gz' |
 /usr/bin/gnutar --no-same-owner -xf -
 :debug:extract euid/egid changed to: 0/0
 :debug:extract chowned
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_python_py26-libxml2/py26-libxml2/work
 to macports
 :debug:extract euid/egid changed to: 504/502
 :debug:extract Privilege de-escalation not attempted as not running as
 root.
 :debug:patch patch phase started at Thu Aug 18 00:21:43 CEST 2011
 :debug:patch Executing org.macports.patch (py26-libxml2)
 :notice:patch --->  Applying patches to py26-libxml2
 :info:patch --->  Applying
 /opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/python/py26-libxml2/files
 /patch-setup.py.diff
 :debug:patch Environment: CPATH='/opt/local/include'
 CC_PRINT_OPTIONS_FILE='/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_python_py26-libxml2/py26-libxml2/work/.CC_PRINT_OPTIONS'
 LIBRARY_PATH='/opt/local/lib' CC_PRINT_OPTIONS='YES'
 MACOSX_DEPLOYMENT_TARGET='10.7'
 :debug:patch Assembled command: 'cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_python_py26-libxml2/py26-libxml2/work/libxml2-2.7.8/python"
 && /usr/bin/patch -p0'
 :debug:patch Executing command line:  cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_python_py26-libxml2/py26-libxml2/work/libxml2-2.7.8/python"
 && /usr/bin/patch -p0 <
 '/opt/local/var/macports/sources/rsync.macports.org/release/tarballs/ports/python/py26-libxml2/files
 /patch-setup.py.diff'
 :info:patch patching file setup.py
 :debug:patch Executing proc-post-org.macports.patch-patch-0
 :debug:patch euid/egid changed to: 0/0
 :debug:patch chowned
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_python_py26-libxml2/py26-libxml2/work/libxml2-2.7.8/python/setup.py
 to macports
 :debug:patch euid/egid changed to: 504/502
 :debug:patch euid/egid changed to: 0/0
 :debug:patch setting attributes on
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_python_py26-libxml2/py26-libxml2/work/libxml2-2.7.8/python/setup.py
 :debug:patch euid/egid changed to: 504/502
 :debug:patch Privilege de-escalation not attempted as not running as root.
 :debug:configure configure phase started at Thu Aug 18 00:21:43 CEST 2011
 :notice:configure --->  Configuring py26-libxml2
 :debug:configure Using compiler 'Mac OS X llvm-gcc 4.2'
 :debug:configure Executing org.macports.configure (py26-libxml2)
 :debug:configure Privilege de-escalation not attempted as not running as
 root.
 :debug:build build phase started at Thu Aug 18 00:21:43 CEST 2011
 :notice:build --->  Building py26-libxml2
 :debug:build Executing proc-pre-org.macports.build-build-0
 :debug:build Executing org.macports.build (py26-libxml2)
 :debug:build Environment: CFLAGS='-arch x86_64' CXXFLAGS='-arch x86_64'
 CPATH='/opt/local/include' MACOSX_DEPLOYMENT_TARGET='10.7'
 LIBRARY_PATH='/opt/local/lib' F90FLAGS='-m64'
 CC_PRINT_OPTIONS_FILE='/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_python_py26-libxml2/py26-libxml2/work/.CC_PRINT_OPTIONS'
 LDFLAGS='-arch x86_64' FCFLAGS='-m64' OBJCFLAGS='-arch x86_64'
 FFLAGS='-m64' CC_PRINT_OPTIONS='YES'
 :debug:build Assembled command: 'cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_python_py26-libxml2/py26-libxml2/work/libxml2-2.7.8/python"
 &&
 /opt/local/Library/Frameworks/Python.framework/Versions/2.6/bin/python2.6
 setup.py --no-user-cfg build'
 :debug:build Executing command line:  cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_python_py26-libxml2/py26-libxml2/work/libxml2-2.7.8/python"
 &&
 /opt/local/Library/Frameworks/Python.framework/Versions/2.6/bin/python2.6
 setup.py --no-user-cfg build
 :info:build failed to find and generate stubs for libxml2, aborting ...
 :info:build <class 'xml.sax._exceptions.SAXReaderNotAvailable'> No parsers
 found
 :info:build shell command " cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_python_py26-libxml2/py26-libxml2/work/libxml2-2.7.8/python"
 &&
 /opt/local/Library/Frameworks/Python.framework/Versions/2.6/bin/python2.6
 setup.py --no-user-cfg build " returned error 1
 :error:build Target org.macports.build returned: shell command failed (see
 log for details)
 :debug:build Backtrace: shell command failed (see log for details)
     while executing
 "command_exec build"
     (procedure "portbuild::build_main" line 8)
     invoked from within
 "$procedure $targetname"
 :info:build Warning: the following items did not execute (for
 py26-libxml2): org.macports.activate org.macports.build
 org.macports.destroot org.macports.install
 :notice:build Log for py26-libxml2 is at:
 /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_python_py26-libxml2/py26-libxml2/main.log

 }}}

 Is it common?
 Is there a fix?

 Thanks,
 Luca

-- 
Ticket URL: <https://trac.macports.org/ticket/30845>
MacPorts <http://www.macports.org/>
Ports system for Mac OS