heroku.log

 git push heroku master
Counting objects: 434, done.
Delta compression using up to 8 threads.
Compressing objects: 100% (382/382), done.
Writing objects: 100% (434/434), 296.06 KiB | 128 KiB/s, done.
Total 434 (delta 44), reused 0 (delta 0)

-----> Heroku receiving push
-----> Node.js app detected
-----> Fetching Node.js binaries
-----> Vendoring node 0.4.7
-----> Installing dependencies with npm 1.0.94
       npm ERR! Error: Not found: superfeedr@'>=0.0.1'
       npm ERR! Valid install targets:
       npm ERR! ["latest"]
       npm ERR!     at installTargetsError (/tmp/node-npm-x4rD/lib/cache.js:412:10)
       npm ERR!     at /tmp/node-npm-x4rD/lib/cache.js:405:17
       npm ERR!     at saved (/tmp/node-npm-x4rD/lib/utils/npm-registry-client/get.js:136:7)
       npm ERR!     at cb (/tmp/node-npm-x4rD/node_modules/graceful-fs/graceful-fs.js:36:9)
       npm ERR! Report this *entire* log at:
       npm ERR!     <http://github.com/isaacs/npm/issues>
       npm ERR! or email it to:
       npm ERR!     <[email protected]>
       npm ERR! 
       npm ERR! System Linux 2.6.32-316-ec2
       npm ERR! command "/tmp/node-node-cyfU/bin/node" "/tmp/node-npm-x4rD/cli.js" "install"
       npm ERR! cwd /tmp/build_1as4hy4k5at0a
       npm ERR! node -v v0.4.7
       npm ERR! npm -v 1.0.94
       npm ERR! 
       npm ERR! Additional logging details can be found in:
       npm ERR!     /tmp/build_1as4hy4k5at0a/npm-debug.log
       npm not ok
 !     Failed to install dependencies with npm
 !     Heroku push rejected, failed to compile Node.js app

To [email protected]:warm-warrior-6163.git
 ! [remote rejected] master -> master (pre-receive hook declined)
error: failed to push some refs to '[email protected]:warm-warrior-6163.git'