Basic example not working

[alessioalex]

 alessio: /home/alessio/www/tmp 
→ usus render --url http://gajus.com/
  ChromeLauncher Waiting for browser. +0ms
  ChromeLauncher Waiting for browser... +1ms
  ChromeLauncher Waiting for browser..... +521ms
  ChromeLauncher Waiting for browser.....✓ +1ms
/home/alessio/.nvm/versions/node/v8.1.3/lib/node_modules/usus/dist/bin/index.js:15
  throw error;
  ^

Error: 'CSS.takeCoverageDelta' wasn't found
    at /home/alessio/.nvm/versions/node/v8.1.3/lib/node_modules/usus/node_modules/chrome-remote-interface/lib/chrome.js:90:30
    at Chrome.handleMessage (/home/alessio/.nvm/versions/node/v8.1.3/lib/node_modules/usus/node_modules/chrome-remote-interface/lib/chrome.js:289:13)
    at WebSocket.<anonymous> (/home/alessio/.nvm/versions/node/v8.1.3/lib/node_modules/usus/node_modules/chrome-remote-interface/lib/chrome.js:266:27)
    at emitTwo (events.js:125:13)
    at WebSocket.emit (events.js:213:7)
    at Receiver._receiver.onmessage (/home/alessio/.nvm/versions/node/v8.1.3/lib/node_modules/usus/node_modules/ws/lib/WebSocket.js:143:54)
    at Receiver.dataMessage (/home/alessio/.nvm/versions/node/v8.1.3/lib/node_modules/usus/node_modules/ws/lib/Receiver.js:385:14)
    at extension.decompress (/home/alessio/.nvm/versions/node/v8.1.3/lib/node_modules/usus/node_modules/ws/lib/Receiver.js:354:40)
    at _inflate.flush (/home/alessio/.nvm/versions/node/v8.1.3/lib/node_modules/usus/node_modules/ws/lib/PerMessageDeflate.js:279:12)
    at afterWrite (_stream_writable.js:438:3)
    at onwrite (_stream_writable.js:429:7)
    at afterTransform (_stream_transform.js:102:3)
    at TransformState.afterTransform (_stream_transform.js:75:12)
    at Zlib.callback (zlib.js:485:5)

 alessio: /home/alessio/www/tmp 
→ node -v && npm -v
v8.1.3
5.0.3

[gajus]

Do you have Chrome v59+ installed?

[alessioalex]

Nope, version 56.0.2924.76 (64-bit) so I guess I need an update then.