部署 PHPHub NPM install 出错，求助

使用homestead部署，数据库已经安装成功。npm install时报错：

make: Leaving directory `/home/vagrant/phphub/node_modules/node-sass/build'
gyp ERR! build error
gyp ERR! stack Error: `make` failed with exit code: 2
gyp ERR! stack     at ChildProcess.onExit (/usr/lib/node_modules/npm/node_modules/node-gyp/lib/build.js:270:23)
gyp ERR! stack     at emitTwo (events.js:87:13)
gyp ERR! stack     at ChildProcess.emit (events.js:172:7)
gyp ERR! stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:200:12)
gyp ERR! System Linux 3.19.0-25-generic
gyp ERR! command "/usr/bin/nodejs" "/usr/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js" "rebuild"
gyp ERR! cwd /home/vagrant/phphub/node_modules/node-sass
gyp ERR! node -v v5.0.0
gyp ERR! node-gyp -v v3.0.3
gyp ERR! not ok
Build failed
npm WARN EPACKAGEJSON /home/vagrant/phphub No repository field.
npm WARN EPACKAGEJSON /home/vagrant/phphub No license field.
npm ERR! Linux 3.19.0-25-generic
npm ERR! argv "/usr/bin/nodejs" "/usr/bin/npm" "install" "gulp-sass"
npm ERR! node v5.0.0
npm ERR! npm  v3.3.6
npm ERR! code ELIFECYCLE

npm ERR! node-sass@0.9.6 install: `node build.js`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the node-sass@0.9.6 install script 'node build.js'.
npm ERR! This is most likely a problem with the node-sass package,
npm ERR! not with npm itself.
npm ERR! Tell the author that this fails on your system:
npm ERR!     node build.js
npm ERR! You can get their info via:
npm ERR!     npm owner ls node-sass
npm ERR! There is likely additional logging output above.

npm ERR! Please include the following file with any support request:
npm ERR!     /home/vagrant/phphub/npm-debug.log