Deploybot error

ut Executing build commands for commit ad347947278a5bffd1a844448ff347cdefc7e028.
output npm WARN package.json [email protected] No README data
output npm WARN package.json [email protected] No license field.
output /source/wp-content/frontend/node_modules/browser-sync/node_modules/portscanner/node_modules/is-number-like/lib/index.js:19
output const length = val.length
output ^^^^^
output SyntaxError: Use of const in strict mode.
output at exports.runInThisContext (vm.js:73:16)
output at Module._compile (module.js:443:25)
output at Object.Module._extensions..js (module.js:478:10)
output at Module.load (module.js:355:32)
output at Function.Module._load (module.js:310:12)
output at Module.require (module.js:365:17)
output at require (module.js:384:17)
output at Object.<anonymous> (/source/wp-content/frontend/node_modules/browser-sync/node_modules/portscanner/lib/portscanner.js:4:20)
output at Module._compile (module.js:460:26)
output at Object.Module._extensions..js (module.js:478:10)