postinstall crashes npm install and npm ci

[jecraig]

I've had this happen on all of my machines.

Windows 10 and Windows Server 2012 R2.
Node v12.16.3

Using the following package.json.
Step 1: npm install
Step 2: npm ci

You should see the following error

npm error log

404 verbose stack Error: core-js@3.6.4 postinstall: `node -e "try{require('./postinstall')}catch(e){}"`
404 verbose stack Exit status 1
404 verbose stack     at EventEmitter.<anonymous> (C:\ProgramData\nodejs\node_modules\npm\node_modules\npm-lifecycle\index.js:332:16)
404 verbose stack     at EventEmitter.emit (events.js:310:20)
404 verbose stack     at ChildProcess.<anonymous> (C:\ProgramData\nodejs\node_modules\npm\node_modules\npm-lifecycle\lib\spawn.js:55:14)
404 verbose stack     at ChildProcess.emit (events.js:310:20)
404 verbose stack     at maybeClose (internal/child_process.js:1021:16)
404 verbose stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:286:5)
405 verbose pkgid core-js@3.6.4
406 verbose cwd E:\TeamCity\BuildAgents\One\work\4022b926d3968d22\web\aeclient
407 verbose Windows_NT 6.3.9600
408 verbose argv "C:\\ProgramData\\nodejs\\node.exe" "C:\\ProgramData\\nodejs\\node_modules\\npm\\bin\\npm-cli.js" "install"
409 verbose node v12.16.3
410 verbose npm  v6.14.4
411 error code ELIFECYCLE
412 error errno 1
413 error core-js@3.6.4 postinstall: `node -e "try{require('./postinstall')}catch(e){}"`
413 error Exit status 1
414 error Failed at the core-js@3.6.4 postinstall script.

package.json

{
	"private": true,
	"dependencies": {
		"@angular/animations": "9.1.3",
		"@angular/cdk": "9.2.2",
		"@angular/common": "9.1.3",
		"@angular/compiler": "9.1.3",
		"@angular/core": "9.1.3",
		"@angular/forms": "9.1.3",
		"@angular/localize": "9.1.3",
		"@angular/platform-browser": "9.1.3",
		"@angular/platform-browser-dynamic": "9.1.3",
		"@angular/router": "9.1.3",
		"@ng-bootstrap/ng-bootstrap": "6.1.0",
		"@ng-select/ng-option-highlight": "0.0.5",
		"@ng-select/ng-select": "4.0.0",
		"@swimlane/ngx-charts": "14.0.0",
		"@types/dompurify": "2.0.1",
		"@types/overlayscrollbars": "1.12.0",
		"@uirouter/angular": "6.0.1",
		"@uirouter/core": "6.0.4",
		"@uirouter/rx": "0.6.5",
		"bootstrap": "4.4.1",
		"class-transformer": "0.2.3",
		"classlist.js": "1.1.20150312",
		"diff": "4.0.2",
		"diff2html": "3.1.6",
		"dompurify": "2.0.9",
		"fuzzysort": "1.1.4",
		"history": "4.10.1",
		"ngx-quill": "8.1.7",
		"ngx-toastr": "12.0.1",
		"overlayscrollbars": "1.12.0",
		"overlayscrollbars-ngx": "0.2.2",
		"quill": "1.3.7",
		"reflect-metadata": "0.1.13",
		"resize-observer": "1.0.0",
		"rxjs": "6.5.5",
		"spacetime": "6.4.3",
		"store": "2.0.12",
		"sugar": "2.0.6",
		"thenby": "1.3.2",
		"ts-key-enum": "2.0.2",
		"tslib": "1.10.0",
		"wampy": "6.2.2",
		"zone.js": "0.10.3"
	},
	"devDependencies": {
		"@angular-builders/custom-webpack": "9.1.0",
		"@angular-devkit/build-angular": "0.901.3",
		"@angular-devkit/build-ng-packagr": "0.901.3",
		"@angular/cli": "9.1.3",
		"@angular/compiler-cli": "9.1.3",
		"@angular/language-service": "9.1.3",
		"@fluffy-spoon/substitute": "1.131.0",
		"@types/diff": "4.0.2",
		"@types/history": "4.7.5",
		"@types/jasmine": "3.5.10",
		"@types/jasminewd2": "2.0.8",
		"@types/node": "12.11.1",
		"@types/quill": "2.0.3",
		"@types/store": "2.0.2",
		"@types/wampy": "0.0.0",
		"codelyzer": "5.1.2",
		"jasmine-core": "3.5.0",
		"jasmine-spec-reporter": "5.0.1",
		"karma": "5.0.2",
		"karma-chrome-launcher": "3.1.0",
		"karma-coverage-istanbul-reporter": "2.1.1",
		"karma-jasmine": "3.1.1",
		"karma-jasmine-html-reporter": "1.5.3",
		"karma-jasmine-matchers": "4.0.2",
		"ng-packagr": "9.0.0",
		"prettier": "2.0.5",
		"rxjs-spy": "7.5.1",
		"rxjs-tslint-rules": "4.30.1",
		"ts-node": "8.9.0",
		"tslint": "6.1.1",
		"typemoq": "2.1.0",
		"typescript": "3.8.3"
	},
	"browserslist": [
		"> 0.5%",
		"last 2 versions",
		"Firefox ESR",
		"not dead",
		"IE 9-11"
	]
}