Big Sur install failed, here is the log

An error occurred installing macOS.
You can try again to complete the installation.

Code Block 
2020-08-10 19:02:43-04 MacBook-Pro InstallAssistant_springboard[3829]: Springboarding to: /Applications/Install macOS Big Sur Beta.app/Contents/MacOS/InstallAssistant
2020-08-10 19:02:43-04 MacBook-Pro InstallAssistant_springboard[3829]: argv[0]: InstallAssistant
2020-08-10 19:02:43-04 MacBook-Pro InstallAssistant[3829]: InstallAssistant build: 532
2020-08-10 19:02:43-04 MacBook-Pro InstallAssistant[3829]: No compatibility bundle on this version of macOS. Will assume compatible.
2020-08-10 19:02:43-04 MacBook-Pro InstallAssistant[3829]: Hardware: MacBookPro16,1 @ 2.30 GHz (x 16), 65536 MB RAM
2020-08-10 19:02:43-04 MacBook-Pro InstallAssistant[3829]: Running OS Build: Mac OS X 10.15.6 (19G73)
2020-08-10 19:02:43-04 MacBook-Pro InstallAssistant[3829]: Env: USER=arturo
2020-08-10 19:02:43-04 MacBook-Pro InstallAssistant[3829]: Env: LOGNAME=arturo
2020-08-10 19:02:43-04 MacBook-Pro InstallAssistant[3829]: Env: PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/libexec
2020-08-10 19:02:43-04 MacBook-Pro InstallAssistant[3829]: Env: SSH_AUTH_SOCK=/private/tmp/com.apple.launchd.AkyjOmNzo6/Listeners
2020-08-10 19:02:43-04 MacBook-Pro InstallAssistant[3829]: Env: HOME=/Users/arturo
2020-08-10 19:02:43-04 MacBook-Pro InstallAssistant[3829]: Env: SHELL=/bin/zsh
2020-08-10 19:02:43-04 MacBook-Pro InstallAssistant[3829]: Env: __CF_USER_TEXT_ENCODING=0x1F5:0x0:0x0
2020-08-10 19:02:43-04 MacBook-Pro InstallAssistant[3829]: Env: TMPDIR=/private/tmp/PKInstallSandbox.nSLxCy/tmp
2020-08-10 19:02:43-04 MacBook-Pro InstallAssistant[3829]: Env: XPC_SERVICE_NAME=com.apple.InstallAssistant.Seed.macOS1016Seed1.295184
2020-08-10 19:02:43-04 MacBook-Pro InstallAssistant[3829]: Env: XPC_FLAGS=0x0
2020-08-10 19:02:43-04 MacBook-Pro osinstallersetupd[3830]: Seeding: ExtendedAttribute was not set on /Applications/Install macOS Big Sur Beta.app
2020-08-10 19:02:43-04 MacBook-Pro osinstallersetupd[3830]: seedingInfoDict ->
2020-08-10 19:02:43-04 MacBook-Pro osinstallersetupd[3830]: result : Fail
2020-08-10 19:02:43-04 MacBook-Pro osinstallersetupd[3830]: seedProgramSource : Default
2020-08-10 19:02:43-04 MacBook-Pro osinstallersetupd[3830]: seedProgram : PublicSeed
2020-08-10 19:02:43-04 MacBook-Pro osinstallersetupd[3830]: catalogURLString : https://swscan.apple.com/content/catalogs/others/index-10.16beta-10.16-10.15-10.14-10.13-10.12-10.11-10.10-10.9-mountainlion-lion-snowleopard-leopard.merged-1.sucatalog
2020-08-10 19:02:43-04 MacBook-Pro osinstallersetupd[3830]: fileName : /Applications/Install macOS Big Sur Beta.app
2020-08-10 19:02:43-04 MacBook-Pro osinstallersetupd[3830]: error : No xattr was set
2020-08-10 19:02:43-04 MacBook-Pro osinstallersetupd[3830]: OSISSoftwareUpdateController: No xattr was set on file /Applications/Install macOS Big Sur Beta.app. Falling to default Seed.
2020-08-10 19:02:43-04 MacBook-Pro osinstallersetupd[3830]: OSISSoftwareUpdateController: Using catalog (source: Default): https://swscan.apple.com/content/catalogs/others/index-10.16beta-10.16-10.15-10.14-10.13-10.12-10.11-10.10-10.9-mountainlion-lion-snowleopard-leopard.merged-1.sucatalog
2020-08-10 19:02:43-04 MacBook-Pro osinstallersetupd[3830]: mountDiskImageWithPath: /Applications/Install macOS Big Sur Beta.app/Contents/SharedSupport/SharedSupport.dmg
2020-08-10 19:02:43-04 MacBook-Pro osinstallersetupd[3830]: Extracting brain /Volumes/Shared Support/UpdateBrain.zip -> /var/folders/jt/hkl_3skn4y3c1hwsfn3b1wmw0000gn/T/UpdateBrain
2020-08-10 19:02:43-04 MacBook-Pro osinstallersetupd[3830]: Extracting /Volumes/Shared Support/UpdateBrain.zip -> /var/folders/jt/hkl_3skn4y3c1hwsfn3b1wmw0000gn/T/UpdateBrain
2020-08-10 19:02:43-04 MacBook-Pro osinstallersetupd[3830]: Finished extracting: succeeded
2020-08-10 19:02:43-04 MacBook-Pro osinstallersetupd[3830]: Skipping starting the brain because we're not on a new enough macOS.
2020-08-10 19:02:43-04 MacBook-Pro osinstallersetupd[3830]: Adding MobileSoftwareUpdate product: OSISMobileSoftwareUpdateProduct <brain: /Volumes/Shared Support/UpdateBrain.zip, bundle: /Volumes/Shared Support/com_apple_MobileAsset_MacSoftwareUpdate/878ad7930fa12653a9b85de02c61ab40fcd367c6.zip, SFR: /Volumes/Shared Support/SFR/com_apple_MobileAsset_SFRSoftwareUpdate/8c282b9482994406fd8cbd420ff08e26f8515203.zip>
2020-08-10 19:02:43-04 MacBook-Pro osinstallersetupd[3830]: Will extract Info.plist from: /Volumes/Shared Support/com_apple_MobileAsset_MacSoftwareUpdate/878ad7930fa12653a9b85de02c61ab40fcd367c6.zip toPath: /var/folders/jt/hkl_3skn4y3c1hwsfn3b1wmw0000gn/T/64BA77B3-F27C-481F-A958-3C5E7A4C7A48