Deployment Error

[saingsab]

Here is the error log:
10:08:58 AM: Build ready to start
10:09:00 AM: build-image version: b0258b965567defc4a2d7e2f2dec2e00c8f73ad6
10:09:00 AM: build-image tag: v3.4.1
10:09:00 AM: buildbot version: 8c957a6d09a03023cea4239847cc73a9cb64eeb7
10:09:00 AM: Fetching cached dependencies
10:09:00 AM: Failed to fetch cache, continuing with build
10:09:00 AM: Starting to prepare the repo for build
10:09:00 AM: No cached dependencies found. Cloning fresh repo
10:09:00 AM: git clone https://github.com/selendra/selendra-web
10:09:01 AM: Preparing Git Reference refs/heads/master
10:09:02 AM: Different publish path detected, going to use the one specified in the Netlify configuration file: 'build' versus 'build/' in the Netlify UI
10:09:02 AM: Starting build script
10:09:02 AM: Installing dependencies
10:09:02 AM: Python version set to 2.7
10:09:04 AM: v12.18.0 is already installed.
10:09:04 AM: Now using node v12.18.0 (npm v6.14.4)
10:09:04 AM: Started restoring cached build plugins
10:09:04 AM: Finished restoring cached build plugins
10:09:04 AM: Attempting ruby version 2.7.1, read from environment
10:09:05 AM: Using ruby version 2.7.1
10:09:06 AM: Using PHP version 5.6
10:09:06 AM: 5.2 is already installed.
10:09:06 AM: Using Swift version 5.2
10:09:06 AM: Started restoring cached node modules
10:09:06 AM: Finished restoring cached node modules
10:09:06 AM: Installing NPM modules using NPM version 6.14.4
10:09:36 AM: > core-js@2.6.11 postinstall /opt/build/repo/node_modules/babel-runtime/node_modules/core-js
10:09:36 AM: > node -e "try{require('./postinstall')}catch(e){}"
10:09:36 AM: > core-js@3.6.5 postinstall /opt/build/repo/node_modules/core-js
10:09:36 AM: > node -e "try{require('./postinstall')}catch(e){}"
10:09:36 AM: > core-js-pure@3.6.5 postinstall /opt/build/repo/node_modules/core-js-pure
10:09:36 AM: > node -e "try{require('./postinstall')}catch(e){}"
10:09:38 AM: npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@1.2.13 (node_modules/webpack-dev-server/node_modules/fsevents):
10:09:38 AM: npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.2.13: wanted {"os":"darwin","arch":"any"} (current: {"os":"linux","arch":"x64"})
10:09:38 AM: npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@1.2.13 (node_modules/watchpack-chokidar2/node_modules/fsevents):
10:09:38 AM: npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.2.13: wanted {"os":"darwin","arch":"any"} (current: {"os":"linux","arch":"x64"})
10:09:38 AM: npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@1.2.13 (node_modules/jest-haste-map/node_modules/fsevents):
10:09:38 AM: npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.2.13: wanted {"os":"darwin","arch":"any"} (current: {"os":"linux","arch":"x64"})
10:09:38 AM: npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@2.1.2 (node_modules/fsevents):
10:09:38 AM: npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@2.1.2: wanted {"os":"darwin","arch":"any"} (current: {"os":"linux","arch":"x64"})
10:09:38 AM: added 1693 packages from 818 contributors and audited 1700 packages in 31.954s
10:09:40 AM: 69 packages are looking for funding
10:09:40 AM: run npm fund for details
10:09:40 AM: found 0 vulnerabilities
10:09:40 AM: NPM modules installed
10:09:40 AM: Started restoring cached go cache
10:09:40 AM: Finished restoring cached go cache
10:09:40 AM: go version go1.14.4 linux/amd64
10:09:40 AM: go version go1.14.4 linux/amd64
10:09:40 AM: Installing missing commands
10:09:40 AM: Verify run directory
10:09:41 AM: ​
10:09:41 AM: ┌─────────────────────────────┐
10:09:41 AM: │ Netlify Build │
10:09:41 AM: └─────────────────────────────┘
10:09:41 AM: ​
10:09:41 AM: ❯ Version
10:09:41 AM: @netlify/build 3.3.5
10:09:41 AM: ​
10:09:41 AM: ❯ Flags
10:09:41 AM: deployId: 5f5d8d4a598fe10c6797df93
10:09:41 AM: mode: buildbot
10:09:41 AM: ​
10:09:41 AM: ❯ Current directory
10:09:41 AM: /opt/build/repo
10:09:41 AM: ​
10:09:41 AM: ❯ Config file
10:09:41 AM: No config file was defined: using default values.
10:09:41 AM: ​
10:09:41 AM: ❯ Context
10:09:41 AM: production
10:09:41 AM: ​
10:09:41 AM: ┌───────────────────────────────────┐
10:09:41 AM: │ 1. Build command from Netlify app │
10:09:41 AM: └───────────────────────────────────┘
10:09:41 AM: ​
10:09:41 AM: $ npm run build
10:09:42 AM: > selendra-web@0.1.0 build /opt/build/repo
10:09:42 AM: > react-scripts build
10:09:43 AM: Creating an optimized production build...
10:10:19 AM:
10:10:19 AM: Treating warnings as errors because process.env.CI = true.
10:10:19 AM: Most CI servers set it automatically.
10:10:19 AM:
10:10:19 AM: Failed to compile.
10:10:19 AM:
10:10:19 AM: ./src/components/Header/index.js
10:10:19 AM: Line 2:24: 'Row' is defined but never used no-unused-vars
10:10:19 AM: Line 2:29: 'Col' is defined but never used no-unused-vars
10:10:19 AM: npm ERR! code ELIFECYCLE
10:10:19 AM: npm ERR! errno 1
10:10:19 AM: npm ERR! selendra-web@0.1.0 build: react-scripts build
10:10:19 AM: npm ERR! Exit status 1
10:10:19 AM: npm ERR!
10:10:19 AM: npm ERR! Failed at the selendra-web@0.1.0 build script.
10:10:19 AM: npm ERR! This is probably not a problem with npm. There is likely additional logging output above.
10:10:19 AM: npm ERR! A complete log of this run can be found in:
10:10:19 AM: npm ERR! /opt/buildhome/.npm/_logs/2020-09-13T03_10_19_937Z-debug.log
10:10:19 AM: ​
10:10:19 AM: ┌─────────────────────────────┐
10:10:19 AM: │ "build.command" failed │
10:10:19 AM: └─────────────────────────────┘
10:10:19 AM: ​
10:10:19 AM: Error message
10:10:19 AM: Command failed with exit code 1: npm run build
10:10:19 AM: ​
10:10:19 AM: Error location
10:10:19 AM: In Build command from Netlify app:
10:10:19 AM: npm run build
10:10:19 AM: ​
10:10:19 AM: Resolved config
10:10:19 AM: build:
10:10:19 AM: command: npm run build
10:10:19 AM: commandOrigin: ui
10:10:19 AM: publish: /opt/build/repo/build
10:10:20 AM: Caching artifacts
10:10:20 AM: Started saving node modules
10:10:20 AM: Finished saving node modules
10:10:20 AM: Started saving build plugins
10:10:20 AM: Finished saving build plugins
10:10:20 AM: Started saving pip cache
10:10:20 AM: Finished saving pip cache
10:10:20 AM: Started saving emacs cask dependencies
10:10:20 AM: Finished saving emacs cask dependencies
10:10:20 AM: Started saving maven dependencies
10:10:20 AM: Finished saving maven dependencies
10:10:20 AM: Started saving boot dependencies
10:10:20 AM: Finished saving boot dependencies
10:10:20 AM: Started saving go dependencies
10:10:20 AM: Finished saving go dependencies
10:10:22 AM: Error running command: Build script returned non-zero exit code: 1
10:10:22 AM: Failing build: Failed to build site
10:10:22 AM: Failed during stage 'building site': Build script returned non-zero exit code: 1
10:10:22 AM: Finished processing build request in 1m22.349771275s