Related to bug http://bugs.gentoo.org/show_bug.cgi?id=279756 libarchive should pull in either lzma-utils or xz-utils, instead of specifying xz-utils only. On my system 19 packages require lzma-utils, but with the latest emerge --sync, libarchive is causing the following block. * Error: The above package list contains packages which cannot be * installed at the same time on the same system. ('installed', '/', 'app-arch/lzma-utils-4.32.7', 'nomerge') pulled in by app-arch/lzma-utils required by ('installed', '/', 'sys-devel/gdb-7.0', 'nomerge') app-arch/lzma-utils required by ('installed', '/', 'dev-texlive/texlive-basic-2008-r1', 'nomerge') app-arch/lzma-utils required by ('installed', '/', 'sys-libs/gpm-1.20.5', 'nomerge') (and 19 more) ('ebuild', '/', 'app-arch/xz-utils-4.999.9_beta', 'merge') pulled in by app-arch/xz-utils required by ('ebuild', '/', 'app-arch/libarchive-2.7.1-r1', 'merge') Reproducible: Always Steps to Reproduce: 1. emerge -udnV1 world 2. 3. $ emerge --info Portage 2.1.6.13 (default/linux/x86/10.0/desktop, gcc-4.3.4, glibc-2.9_p20081201-r2, 2.6.31-gentoo-r6 i686) ================================================================= System uname: Linux-2.6.31-gentoo-r6-i686-Intel-R-_Celeron-R-_M_processor_1.40GHz-with-gentoo-2.0.1 Timestamp of tree: Tue, 12 Jan 2010 19:45:01 +0000 ccache version 2.4 [enabled] app-shells/bash: 4.0_p35 dev-java/java-config: 2.1.9-r2 dev-lang/python: 2.6.4 dev-util/ccache: 2.4-r7 dev-util/cmake: 2.6.4-r3 sys-apps/baselayout: 2.0.1 sys-apps/openrc: 0.4.3-r3 sys-apps/sandbox: 1.6-r2 sys-devel/autoconf: 2.13, 2.63-r1 sys-devel/automake: 1.9.6-r2, 1.10.2 sys-devel/binutils: 2.18-r3 sys-devel/gcc-config: 1.4.1 sys-devel/libtool: 2.2.6b virtual/os-headers: 2.6.27-r2 ACCEPT_KEYWORDS="x86" CBUILD="i686-pc-linux-gnu" CFLAGS="-O2 -march=pentium4 -pipe" CHOST="i686-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/share/X11/xkb /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/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="-O2 -march=pentium4 -pipe" DISTDIR="/usr/portage/distfiles" EMERGE_DEFAULT_OPTS="-a --with-bdeps y" FEATURES="ccache distlocks fixpackages parallel-fetch protect-owned sandbox sfperms strict unmerge-orphans userfetch" GENTOO_MIRRORS="ftp://trumpetti.atm.tut.fi/gentoo/ " LANG="en_GB.UTF-8" LDFLAGS="-Wl,-O1" LINGUAS="ca fr fr_CA sv_SE sv da es_ES es es_LA fi it is no nl de ja en_GB en en_US el" MAKEOPTS="-j2" 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="/tmp" PORTDIR="/usr/portage" SYNC="rsync://rsync.europe.gentoo.org/gentoo-portage" USE="R X a52 aac acl acpi alsa archive artworkextra autoipd avahi bash-completion beagle berkdb bidi bonjour bzip2 cairo canna caps cdda cddb cdio cdparanoia cdr cdrkit chasen cjk cli consolekit cracklib crypt curl custom-optimization cxx dbus device-mapper dhcpcd disk-partition divx doc dri dts dvd dvdr dvi eds encode exif fbcon fbcondecor ffmpeg flac fontconfig fortran freewnn fts3 gdbm geoip gif gimp glib gmedia gmp gnome gnome-cd gnome-keyring gnutls gphoto2 gpm gstreamer gtk hal hardened hddtemp i18n iconv icq icu id3tag idn imagemagick ipv6 irc jabber jadetex java javascript jpeg jpeg2k kerberos laptop latex ldap libcaca libnotify live lm_sensors lzo m17n-lib mad maildir matroska metric midi mikmod mime mjpeg mmap mmx mng modplug modules mono mp3 mp4 mpeg msn mudflap musepack mysql mysqli nautilus ncurses networkmanager nls nocd nptl nptlonly nsplugin ntp ocaml ocamlopt offensive ogg opengl openmp pam pcre pdf perl plotutils png posix pppd prediction python qt-static quicktime rar raw readline realmedia reflection resolvconf rtsp sasl sdl session shorten sip sound spell spl sqlite sse sse2 ssl startup-notification subtitles subversion svg svga symlink sysfs syslog taglib tcl tcpd theora threads tiff tk truetype unicode usb vcd vorbis wavpack wifi win32codecs wmf x264 x86 xattr xft xine xml xmp xorg xulrunner xv xvid yahoo zeroconf zlib" ALSA_CARDS="hda-intel usb-audio" 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" CAMERAS="fuji" ELIBC="glibc" INPUT_DEVICES="keyboard mouse evdev synaptics" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LINGUAS="ca fr fr_CA sv_SE sv da es_ES es es_LA fi it is no nl de ja en_GB en en_US el" RUBY_TARGETS="ruby18" USERLAND="GNU" VIDEO_CARDS="radeon" Unset: CPPFLAGS, CTARGET, FFLAGS, INSTALL_MASK, LC_ALL, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS, PORTDIR_OVERLAY $ cat /var/lib/portage/world app-admin/gamin app-admin/logrotate app-admin/syslog-ng app-admin/testdisk app-antivirus/clamav app-arch/arj app-arch/file-roller app-arch/lha app-arch/p7zip app-arch/rar app-arch/unace app-arch/unrar app-arch/unzip app-arch/zip app-backup/dar app-cdr/dvd+rw-tools app-cdr/gnomebaker app-crypt/gnupg app-crypt/hashalot app-dicts/myspell-ca app-dicts/myspell-de app-dicts/myspell-el app-dicts/myspell-en app-dicts/myspell-es app-dicts/myspell-fr app-dicts/myspell-it app-dicts/myspell-sv app-editors/gedit app-emacs/ess app-emulation/wine app-i18n/anthy app-i18n/scim-anthy app-i18n/skk-jisyo app-i18n/uim app-laptop/ibam app-laptop/laptop-mode-tools app-laptop/radeontool app-misc/dvorakng app-misc/geneweb app-office/openoffice app-portage/gentoolkit app-portage/ufed app-text/evince app-text/wgetpaste dev-lang/R dev-util/ccache games-action/trackballs games-arcade/burgerspace games-arcade/late games-arcade/lbreakout games-arcade/lbreakout2 games-board/cgoban games-board/gnubg games-board/gnuchess games-board/gnugo games-board/hexxagon games-board/jrisk games-board/xboard games-puzzle/atomix games-puzzle/hexamine games-simulation/lincity-ng games-strategy/freeciv games-strategy/freecol gnome-base/gdm gnome-base/gnome gnome-base/gnome-applets gnome-base/gnome-volume-manager gnome-extra/deskbar-applet gnome-extra/fast-user-switch-applet gnome-extra/gnome-audio gnome-extra/gnome-games gnome-extra/gnome-games-extra-data gnome-extra/gnome-screensaver gnome-extra/gnome-utils gnome-extra/gpointing-device-settings gnome-extra/hardware-monitor gnome-extra/nm-applet gnome-extra/sensors-applet mail-mta/postfix media-fonts/aquafont media-fonts/aquapfont media-fonts/farsi-fonts media-fonts/freefonts media-fonts/fs-fonts media-fonts/intlfonts media-fonts/kacst-fonts media-fonts/lohit-fonts media-fonts/opendesktop-fonts media-gfx/gimp media-gfx/grub-splashes media-gfx/inkscape media-sound/audacity media-sound/grip media-sound/lilypond media-sound/mp3gain media-sound/timidity++ media-sound/vorbisgain media-video/dvdrip media-video/gxine media-video/vlc net-analyzer/gnome-netstatus net-analyzer/gnome-nettool net-analyzer/netselect net-dialup/wvdial net-dns/avahi net-im/empathy net-im/skype net-irc/irssi net-mail/dovecot net-misc/dhcpcd net-misc/ntp sys-apps/hdparm sys-apps/ifplugd sys-apps/lm_sensors sys-apps/microcode-ctl sys-apps/pmount sys-apps/sdparm sys-apps/slocate sys-apps/x86info sys-boot/grub sys-fs/cryptsetup sys-fs/e2fsprogs sys-fs/lvm2 sys-fs/multipath-tools sys-kernel/genkernel sys-kernel/gentoo-sources sys-power/acpid sys-power/acpitool sys-power/cpufreqd sys-power/cpufrequtils sys-power/powertop sys-process/fcron www-client/links www-client/opera www-plugins/adobe-flash x11-base/xorg-x11 x11-misc/alacarte x11-misc/googleearth x11-plugins/pidgin-facebookchat x11-themes/gnome-backgrounds ca@home ~ $
Unmerge lzma-utils and try to update world again.
Resolves by unemerging lzma-utils. Thanks for the tip!
