Is there something error?
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[root@pi ~]# pacman -Syu
:: Synchronizing package databases...
 core is up to date
 extra is up to date
 community is up to date
 alarm is up to date        0.0   B  0.00B/s 00:00 [----------------------]   0%
 aur is up to date
:: Starting full system upgrade...
resolving dependencies...
looking for inter-conflicts...
Packages (34): apache-2.2.24-3  bash-4.2.045-4  bridge-utils-1.5-2
               coreutils-8.21-2  cryptsetup-1.6.1-2  dash-0.5.7-4
               device-mapper-2.02.98-4  dhcpcd-5.6.8-3  e2fsprogs-1.42.7-2
               filesystem-2013.05-2  fuse-2.9.2-3  giflib-4.2.1-2
               glibc-2.17-5.1  inetutils-1.9.1-6  iproute2-3.9.0-2
               iptables-1.4.19.1-1  kmod-13-2  libsasl-2.1.26-4
               libxext-1.3.2-1  libxxf86vm-1.1.3-1  lvm2-2.02.98-4
               net-tools-1.60.20130531git-1  pacman-mirrorlist-20130603-1
               ppp-2.4.5-6  sed-4.2.2-3  shadow-4.1.5.1-6  systemd-204-3
               systemd-sysvcompat-204-3  sysvinit-tools-2.88-11  tar-1.26-4
               util-linux-2.23.1-2  wpa_actiond-1.4-2  wpa_supplicant-2.0-4
               xsp-2.10.2-5
Total Installed Size:   93.81 MiB
Net Upgrade Size:       -7.59 MiB
:: Proceed with installation? [Y/n]
(34/34) checking keys in keyring                   [######################] 100%
(34/34) checking package integrity                 [######################] 100%
(34/34) loading package files                      [######################] 100%
(34/34) checking for file conflicts                [######################] 100%
error: failed to commit transaction (conflicting files)
filesystem: /bin exists in filesystem
filesystem: /sbin exists in filesystem
filesystem: /usr/sbin exists in filesystem
Errors occurred, no packages were upgraded.
[root@pi ~]#
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