12:46:36 npm WARN optional Skipping failed optional dependency /chokidar/fsevents:
12:46:36 npm WARN notsup Not compatible with your operating system or architecture: fsevents@1.2.9
12:46:36 npm ERR! Linux 4.9.0-0.bpo.9-amd64
12:46:36 npm ERR! argv "/usr/bin/nodejs" "/usr/local/bin/npm" "install"
12:46:36 npm ERR! node v6.11.0
12:46:36 npm ERR! npm  v3.8.3
12:46:36 npm ERR! code ELIFECYCLE
12:46:36 
12:46:36 npm ERR! fibers@3.1.1 install: `node build.js || nodejs build.js`
12:46:36 npm ERR! Exit status 1
12:46:36 npm ERR! 
12:46:36 npm ERR! Failed at the fibers@3.1.1 install script 'node build.js || nodejs build.js'.
12:46:36 npm ERR! Make sure you have the latest version of node.js and npm installed.
12:46:36 npm ERR! If you do, this is most likely a problem with the fibers package,
12:46:36 npm ERR! not with npm itself.