Npm install failed


#1

This is my circle.yml

test:
  override:
    - echo "test"
deployment:
  production:
    branch: master
    commands:
      - chmod a+x deploy.sh
      - ./deploy.sh

error output

npm install
WARN engine extract-text-webpack-plugin@2.1.2: wanted: {"node":">=4.3.0 < 5.0.0 || >= 5.10"} (current: {"node":"4.2.6","npm":"2.14.12"})
WARN engine webpack-dev-server@2.6.1: wanted: {"node":">=4.7"} (current: {"node":"4.2.6","npm":"2.14.12"})
WARN engine webpack@3.4.1: wanted: {"node":">=4.3.0 <5.0.0 || >=5.10"} (current: {"node":"4.2.6","npm":"2.14.12"})
npm WARN peerDependencies The peer dependency webpack@^2.2.0 included from extract-text-webpack-plugin will no
npm WARN peerDependencies longer be automatically installed to fulfill the peerDependency 
npm WARN peerDependencies in npm 3+. Your application will need to depend on it explicitly.
WARN engine schema-utils@0.3.0: wanted: {"node":">= 4.3 < 5.0.0 || >= 5.10"} (current: {"node":"4.2.6","npm":"2.14.12"})
WARN engine schema-utils@0.3.0: wanted: {"node":">= 4.3 < 5.0.0 || >= 5.10"} (current: {"node":"4.2.6","npm":"2.14.12"})
WARN engine schema-utils@0.3.0: wanted: {"node":">= 4.3 < 5.0.0 || >= 5.10"} (current: {"node":"4.2.6","npm":"2.14.12"})
npm WARN peerDependencies The peer dependency caniuse-db@^1.0.30000652 included from postcss-cssnext will no
npm WARN peerDependencies longer be automatically installed to fulfill the peerDependency 
npm WARN peerDependencies in npm 3+. Your application will need to depend on it explicitly.
npm WARN peerDependencies The peer dependency webpack@^1.12.13 || ^2.1.0-beta.15 included from mocha-webpack will no
npm WARN peerDependencies longer be automatically installed to fulfill the peerDependency 
npm WARN peerDependencies in npm 3+. Your application will need to depend on it explicitly.
npm WARN deprecated fs-promise@0.3.1: Use mz or fs-extra^3.0 with Promise Support
npm WARN optional dep failed, continuing fsevents@1.1.2
npm WARN optional dep failed, continuing fsevents@1.1.2
npm WARN peerDependencies The peer dependency ajv@>=5.0.0 included from ajv-keywords will no
npm WARN peerDependencies longer be automatically installed to fulfill the peerDependency 
npm WARN peerDependencies in npm 3+. Your application will need to depend on it explicitly.
npm WARN optional dep failed, continuing fsevents@1.1.2
npm ERR! Linux 3.13.0-125-generic
npm ERR! argv "/opt/circleci/nodejs/v4.2.6/bin/node" "/opt/circleci/nodejs/v4.2.6/bin/npm" "install"
npm ERR! node v4.2.6
npm ERR! npm  v2.14.12
npm ERR! code ECONNRESET
npm ERR! errno ECONNRESET
npm ERR! syscall read

npm ERR! network read ECONNRESET
npm ERR! network This is most likely not a problem with npm itself
npm ERR! network and is related to network connectivity.
npm ERR! network In most cases you are behind a proxy or have bad network settings.
npm ERR! network 
npm ERR! network If you are behind a proxy, please make sure that the
npm ERR! network 'proxy' config is set properly.  See: 'npm help config'
npm ERR! Linux 3.13.0-125-generic
npm ERR! argv "/opt/circleci/nodejs/v4.2.6/bin/node" "/opt/circleci/nodejs/v4.2.6/bin/npm" "install"
npm ERR! node v4.2.6
npm ERR! npm  v2.14.12
npm ERR! code ECONNRESET
npm ERR! errno ECONNRESET
npm ERR! syscall read

npm ERR! network read ECONNRESET
npm ERR! network This is most likely not a problem with npm itself
npm ERR! network and is related to network connectivity.
npm ERR! network In most cases you are behind a proxy or have bad network settings.
npm ERR! network 
npm ERR! network If you are behind a proxy, please make sure that the
npm ERR! network 'proxy' config is set properly.  See: 'npm help config'
npm ERR! Linux 3.13.0-125-generic
npm ERR! argv "/opt/circleci/nodejs/v4.2.6/bin/node" "/opt/circleci/nodejs/v4.2.6/bin/npm" "install"
npm ERR! node v4.2.6
npm ERR! npm  v2.14.12
npm ERR! code ECONNRESET
npm ERR! errno ECONNRESET
npm ERR! syscall read

npm ERR! network read ECONNRESET
npm ERR! network This is most likely not a problem with npm itself
npm ERR! network and is related to network connectivity.
npm ERR! network In most cases you are behind a proxy or have bad network settings.
npm ERR! network 
npm ERR! network If you are behind a proxy, please make sure that the
npm ERR! network 'proxy' config is set properly.  See: 'npm help config'
npm ERR! Linux 3.13.0-125-generic
npm ERR! argv "/opt/circleci/nodejs/v4.2.6/bin/node" "/opt/circleci/nodejs/v4.2.6/bin/npm" "install"
npm ERR! node v4.2.6
npm ERR! npm  v2.14.12
npm ERR! code ECONNRESET
npm ERR! errno ECONNRESET
npm ERR! syscall read

#2