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Bug 291142 - sys-apps/portage: "backtracking: missing dependency" messages pollute output, hiding problem
Summary: sys-apps/portage: "backtracking: missing dependency" messages pollute output,...
Status: RESOLVED FIXED
Alias: None
Product: Portage Development
Classification: Unclassified
Component: Core - Interface (emerge) (show other bugs)
Hardware: x86 Linux
: High normal (vote)
Assignee: Portage team
URL:
Whiteboard:
Keywords: InVCS
: 292032 (view as bug list)
Depends on:
Blocks: 155723 288499
  Show dependency tree
 
Reported: 2009-10-30 11:38 UTC by Vasilis Lourdas
Modified: 2009-11-07 23:43 UTC (History)
3 users (show)

See Also:
Package list:
Runtime testing required: ---


Attachments
emerge output with debug option (emerge.out.gz,203.79 KB, application/octet-stream)
2009-10-31 10:06 UTC, Vasilis Lourdas
Details

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Description Vasilis Lourdas 2009-10-30 11:38:39 UTC
Continuing from #285832, I get this behavior using portage 2.1.7.1. Example:

emerge -vpuDN world

These are the packages that would be merged, in order:

Calculating dependencies ... done!

Total: 0 packages, Size of downloads: 0 kB

!!! The following update(s) have been skipped due to unsatisfied dependencies
!!! triggered by backtracking:

media-video/ffmpeg:0


emerge --info
Portage 2.1.7.1 (default/linux/x86/10.0/desktop, gcc-4.3.4, glibc-2.9_p20081201-r2, 2.6.31-gentoo-r4 i686)
=================================================================
System uname: Linux-2.6.31-gentoo-r4-i686-Genuine_Intel-R-_CPU_T2300_@_1.66GHz-with-gentoo-2.0.1
Timestamp of tree: Thu, 29 Oct 2009 21:30:01 +0000
ccache version 2.4 [enabled]
app-shells/bash:     4.0_p28
dev-java/java-config: 2.1.9-r1
dev-lang/python:     2.5.4-r3, 2.6.2-r1
dev-python/pycrypto: 2.0.1-r8
dev-util/ccache:     2.4-r8
dev-util/cmake:      2.6.4-r3
sys-apps/baselayout: 2.0.1
sys-apps/openrc:     0.5.2-r1
sys-apps/sandbox:    2.2
sys-devel/autoconf:  2.13, 2.63-r1
sys-devel/automake:  1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6-r2, 1.10.2
sys-devel/binutils:  2.18-r3
sys-devel/gcc-config: 1.4.1
sys-devel/libtool:   2.2.6a
virtual/os-headers:  2.6.27-r2
ACCEPT_KEYWORDS="x86"
CBUILD="i686-pc-linux-gnu"
CFLAGS="-march=prescott -O2 -pipe -fomit-frame-pointer"
CHOST="i686-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/kde/3.5/env /usr/kde/3.5/share/config /usr/kde/3.5/shutdown /usr/share/X11/xkb /usr/share/config /var/lib/hsqldb"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d /etc/env.d/java/ /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/php/apache2-php5/ext-active/ /etc/php/cgi-php5/ext-active/ /etc/php/cli-php5/ext-active/ /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo /etc/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c /etc/udev/rules.d"
CXXFLAGS="-march=prescott -O2 -pipe -fomit-frame-pointer"
DISTDIR="/usr/portage/distfiles"
FEATURES="assume-digests ccache collision-protect distlocks fixpackages news parallel-fetch protect-owned sandbox sfperms strict unmerge-logs unmerge-orphans userfetch"
GENTOO_MIRRORS="http://helios/~lourdas/ http://files.gentoo.gr http://mirror.leaseweb.com/gentoo/ http://mirror.jamit.de/gentoo/ http://gentoo.mneisen.org/ http://ftp.ntua.gr/pub/linux/gentoo/ http://linux.rz.ruhr-uni-bochum.de/download/gentoo-mirror/ http://mirror.cambrium.nl/pub/os/linux/gentoo/ http://ftp.uni-erlangen.de/pub/mirrors/gentoo http://de-mirror.org/distro/gentoo/"
LDFLAGS="-Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed"
LINGUAS="en"
MAKEOPTS="-j5"
PKGDIR="/usr/portage/packages"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --stats --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages"
PORTAGE_TMPDIR="/var/tmp"
PORTDIR="/usr/portage"
PORTDIR_OVERLAY="/usr/local/portage/layman/arcon /usr/local/portage/layman/devnull /usr/local/portage/layman/kde-testing /usr/local/portage"
SYNC="rsync://rsync.gentoo.org/gentoo-portage"
USE="X a52 aac acl acpi alsa apache2 artswrappersuid asf bash-completion berkdb branding bzip2 bzlib cairo calendar caps cdr charconv chm cleartype cli consolekit cracklib crypt css ctype cups curl dba dbus device-mapper dmi dri dts dvd dvdr dvdread effects emboss encode evo exif expat fam fat fbcon ffmpeg firefox firefox3 flac flatfile foomaticdb fortran ftp gcj gd gdbm gif gimp gimpprint glx gmp gnomedb gnutls gocr gphoto2 gpm gstreamer gtk hal hddtemp howl iconv imagemagick imap imlib innodb isdnlog jabber java java6 javascript jpeg jpeg2k kde kdeenablefinal kdehiddenvisibility laptop lcms ldap lensfun libnotify libsamplerate libwww lm_sensors mad madwifi maildir mailwrapper mhash mikmod mime mmx mmxext modules motif mozbranding mozdevelop mozilla mozsvg mp3 mp4 mpeg mplayer mpm-worker msn mudflap multiuser mysql mysqli ncurses nls no-old-linux nodrm nomalloccheck nptl nptlonly nsplugin ntfs objc odbc offensive ogg opengl openmp pam pcmcia pcntl pcre pdf pdo pear perl php pic plugin pmu png policykit posix ppds pppd python qt3support qt4 quicktime rar raw rdesktop rdp readline recode redeyes reflection reiserfs ruby sasl scanner sdl semantic-desktop server session sharedext simplexml slang smp sndfile soap sockets speex spell spl spreadsheet sqlite srt sse sse2 ssl startup-notification subtitles subversion svg svga symlink sysfs syslog tcltk tcpd tetex threads thunar tidy tiff tokenizer tordns truetype unicode usb userlocales utf8 vda vnc vncviewer vorbis win32codecs wmf wv wxgtk1 x264 x86 xcomposite xfs xine xml xmlreader xmlrpc xmlwriter xorg xpm xprint xscreensaver xsl xulrunner xv xvid xvmc xvnc zip zlib" ALSA_CARDS="hda-intel" ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop empty extplug file hooks iec958 ioplug ladspa lfloat linear meter mmap_emul mulaw multi null plug rate route share shm softvol" APACHE2_MODULES="actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" APACHE2_MPMS="prefork" ELIBC="glibc" INPUT_DEVICES="keyboard mouse synaptics" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LINGUAS="en" USERLAND="GNU" VIDEO_CARDS="radeon" 
Unset:  CPPFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, FFLAGS, INSTALL_MASK, LANG, LC_ALL, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS
Comment 1 Zac Medico gentoo-dev 2009-10-30 23:08:01 UTC
Can you please the output for the same command with the --debug option enabled?
Comment 2 Vasilis Lourdas 2009-10-31 10:06:25 UTC
Created attachment 208838 [details]
emerge output with debug option

I had to attach the emerge output as gzip, because it exceeded the file attachment limit.
Comment 3 Zac Medico gentoo-dev 2009-11-05 08:46:16 UTC
It seems that mplayer-1.0_rc2_p20090731 is holding back a x264-0.0.20091021 update, which is required for the ffmpeg update. So, unmasking the latest mplayer will probably allow you to update x264 and ffmpeg.

I'm not yet sure why there was no warning about the missed x264 update. I'll have to analyze it some more.
Comment 4 Vasilis Lourdas 2009-11-05 21:28:06 UTC
(In reply to comment #3)
> It seems that mplayer-1.0_rc2_p20090731 is holding back a x264-0.0.20091021
> update, which is required for the ffmpeg update. So, unmasking the latest
> mplayer will probably allow you to update x264 and ffmpeg.
> 
> I'm not yet sure why there was no warning about the missed x264 update. I'll
> have to analyze it some more.

Yes, I also noticed that and unmasked mplayer. Ok, now the message about the unsatisfied dependencies of ffmpeg is not displayed. Should we consider this an invalid bug?
Comment 5 Zac Medico gentoo-dev 2009-11-06 02:32:27 UTC
It's still valid. The problem is that the missed x264-0.0.20091021 update was not displayed when it should have been.
Comment 6 Zac Medico gentoo-dev 2009-11-06 03:53:10 UTC
This is fixed in svn r14780.
Comment 7 Zac Medico gentoo-dev 2009-11-06 09:58:48 UTC
Here is what the output looks like with the patch applied:

!!! One or more updates have been skipped due to a dependency conflict:

media-libs/x264:0

  ('ebuild', '/', 'media-libs/x264-0.0.20091021', 'merge') conflicts with
    <media-libs/x264-0.0.20090923 required by ('installed', '/', 'media-video/mplayer-1.0_rc2_p20090731', 'nomerge')


!!! The following update(s) have been skipped due to unsatisfied dependencies
!!! triggered by backtracking:

media-video/ffmpeg:0
Comment 8 Zac Medico gentoo-dev 2009-11-07 02:39:53 UTC
This is fixed in 2.1.7.4 and 2.2_rc49.
Comment 9 Seblu 2009-11-07 23:43:19 UTC
*** Bug 292032 has been marked as a duplicate of this bug. ***