I tried to scp an svn dump to savannah, but I got the following error at the end.

Permission denied (publickey).
lost connection

The scp command and verbose output are below. Any ideas?

[wcyang@be2-wireless-pittnet-60-37 ~]$ scp -v diffcolor-dump.bz2 [email protected]:/srv/download/diffcolor/
Executing: program /usr/bin/ssh host dl.sv.gnu.org, user wcyang, command scp -v -t /srv/download/diffcolor/
OpenSSH_5.2p1, OpenSSL 0.9.7l 28 Sep 2006
debug1: Reading configuration data /etc/ssh_config
debug1: Connecting to dl.sv.gnu.org [140.186.70.73] port 22.
debug1: Connection established.
debug1: identity file /Users/wcyang/.ssh/identity type -1
debug1: identity file /Users/wcyang/.ssh/id_rsa type 1
debug1: identity file /Users/wcyang/.ssh/id_dsa type -1
debug1: Remote protocol version 2.0, remote software version OpenSSH_5.1p1 Debian-5
debug1: match: OpenSSH_5.1p1 Debian-5 pat OpenSSH*
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_5.2
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug1: kex: server->client aes128-ctr hmac-md5 none
debug1: kex: client->server aes128-ctr hmac-md5 none
debug1: SSH2_MSG_KEX_DH_GEX_REQUEST(1024<1024<8192) sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_GROUP
debug1: SSH2_MSG_KEX_DH_GEX_INIT sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_REPLY
debug1: Host 'dl.sv.gnu.org' is known and matches the RSA host key.
debug1: Found key in /Users/wcyang/.ssh/known_hosts:1
debug1: ssh_rsa_verify: signature correct
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug1: SSH2_MSG_NEWKEYS received
debug1: SSH2_MSG_SERVICE_REQUEST sent
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug1: Authentications that can continue: publickey
debug1: Next authentication method: publickey
debug1: Trying private key: /Users/wcyang/.ssh/identity
debug1: Offering public key: /Users/wcyang/.ssh/id_rsa
debug1: Authentications that can continue: publickey
debug1: Trying private key: /Users/wcyang/.ssh/id_dsa
debug1: No more authentication methods to try.
Permission denied (publickey).
lost connection