Laravel 入门教程，Vagrant SSH 错误？

按照laravel教程的步骤，在coding.net上（因为有私有库）配置了vagrant的公钥，刚配置好hello-laravel项目，连接没有问题，重启虚拟机后配置sample项目，git就连接不上了。

vagrant@homestead:~/Code/Laravel$ ssh -vT git@git.coding.net
OpenSSH_7.2p2 Ubuntu-4ubuntu2.1, OpenSSL 1.0.2g  1 Mar 2016
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: /etc/ssh/ssh_config line 19: Applying options for *
debug1: Connecting to git.coding.net [123.103.115.182] port 22.
debug1: Connection established.
debug1: identity file /home/vagrant/.ssh/id_rsa type 1
debug1: key_load_public: No such file or directory
debug1: identity file /home/vagrant/.ssh/id_rsa-cert type -1
debug1: key_load_public: No such file or directory
debug1: identity file /home/vagrant/.ssh/id_dsa type -1
debug1: key_load_public: No such file or directory
debug1: identity file /home/vagrant/.ssh/id_dsa-cert type -1
debug1: key_load_public: No such file or directory
debug1: identity file /home/vagrant/.ssh/id_ecdsa type -1
debug1: key_load_public: No such file or directory
debug1: identity file /home/vagrant/.ssh/id_ecdsa-cert type -1
debug1: key_load_public: No such file or directory
debug1: identity file /home/vagrant/.ssh/id_ed25519 type -1
debug1: key_load_public: No such file or directory
debug1: identity file /home/vagrant/.ssh/id_ed25519-cert type -1
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_7.2p2 Ubuntu-4ubuntu2.1
debug1: Remote protocol version 2.0, remote software version Go
debug1: no match: Go
debug1: Authenticating to git.coding.net:22 as 'git'
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug1: kex: algorithm: curve25519-sha256@libssh.org
debug1: kex: host key algorithm: ssh-rsa
debug1: kex: server->client cipher: aes128-ctr MAC: hmac-sha2-256 compression: none
debug1: kex: client->server cipher: aes128-ctr MAC: hmac-sha2-256 compression: none
debug1: expecting SSH2_MSG_KEX_ECDH_REPLY
debug1: Server host key: ssh-rsa SHA256:jok3FH7q5LJ6qvE7iPNehBgXRw51ErE77S0Dn+Vg/Ik
debug1: Host 'git.coding.net' is known and matches the RSA host key.
debug1: Found key in /home/vagrant/.ssh/known_hosts:1
debug1: rekey after 4294967296 blocks
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug1: rekey after 4294967296 blocks
debug1: SSH2_MSG_NEWKEYS received
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug1: Authentications that can continue: publickey
debug1: Next authentication method: publickey
debug1: Offering RSA public key: /home/vagrant/.ssh/id_rsa
debug1: Server accepts key: pkalg ssh-rsa blen 535
debug1: Authentication succeeded (publickey).
Authenticated to git.coding.net ([123.103.115.182]:22).
debug1: channel 0: new [client-session]
debug1: Entering interactive session.
debug1: pledge: network
debug1: channel 0: free: client-session, nchannels 1
Connection to git.coding.net closed by remote host.
Transferred: sent 3064, received 1712 bytes, in 0.0 seconds
Bytes per second: sent 4389121.4, received 2452407.3
debug1: Exit status -1

确认公钥已配置，并且在主机上测试没有问题（主机也配置了公钥）。