same problem here
ERROR: Failed to obtain anisette
and
Installation failed: 3892346905 ApplicationVerificationFailed (Failed to verify code signature of /private/var/installd/Library/Caches/com.apple.mobile.installd.staging/temp.5HILv7/extracted/Payload/YouTube.app/Frameworks/CADownloads.framework : 0xe8008019 (The application does not have a valid signature.))
Restored 1 profile(s)
ERROR: 3892346905: ApplicationVerificationFailed (Failed to verify code signature of /private/var/installd/Library/Caches/com.apple.mobile.installd.staging/temp.5HILv7/extracted/Payload/YouTube.app/Frameworks/CADownloads.framework : 0xe8008019 (The application does not have a valid signature.))
but the v0.13 is work for me yesterday