Cloning into '.'...
Warning: Permanently added the RSA host key for IP address '140.82.113.4' to the list of known hosts.
Reset branch 'master'
Your branch is up-to-date with 'origin/master'.
KernelVersion: 4.4.0-1060-aws
Components: [{u'Version': u'18.03.1-ee-3', u'Name': u'Engine', u'Details': {u'KernelVersion': u'4.4.0-1060-aws', u'Os': u'linux', u'BuildTime': u'2018-08-30T18:42:30.000000000+00:00', u'ApiVersion': u'1.37', u'MinAPIVersion': u'1.12', u'GitCommit': u'b9a5c95', u'Arch': u'amd64', u'Experimental': u'false', u'GoVersion': u'go1.10.2'}}]
Arch: amd64
BuildTime: 2018-08-30T18:42:30.000000000+00:00
ApiVersion: 1.37
Platform: {u'Name': u''}
Version: 18.03.1-ee-3
MinAPIVersion: 1.12
GitCommit: b9a5c95
Os: linux
GoVersion: go1.10.2
Starting build of index.docker.io/bedman3/comp4321-search-engine:frontend-interface...
Step 1/8 : FROM node:latest
---> a511eb5c14ec
Step 2/8 : COPY . /frontend
---> 2e0ae449dbc9
Step 3/8 : WORKDIR /frontend
Removing intermediate container 4684a750f0a3
---> 7049ce2ce5c3
Step 4/8 : RUN yarn install
---> Running in 3c6ca99e7e40
yarn install v1.22.4
[1/4] Resolving packages...
[2/4] Fetching packages...
info There appears to be trouble with your network connection. Retrying...
info There appears to be trouble with your network connection. Retrying...
info There appears to be trouble with your network connection. Retrying...
info There appears to be trouble with your network connection. Retrying...
info There appears to be trouble with your network connection. Retrying...
info There appears to be trouble with your network connection. Retrying...
info There appears to be trouble with your network connection. Retrying...
e[91merror An unexpected error occurred: "https://registry.yarnpkg.com/@material-ui/icons/-/icons-4.9.1.tgz: ESOCKETTIMEDOUT".
e[0m
info If you think this is a bug, please open a bug report with the information provided in "/frontend/yarn-error.log".
info Visit https://yarnpkg.com/en/docs/cli/install for documentation about this command.
info There appears to be trouble with your network connection. Retrying...
Removing intermediate container 3c6ca99e7e40
The command '/bin/sh -c yarn install' returned a non-zero code: 1
The yarn build failed a couple of times, did dockerhub proxy blocked yarn?