You are not logged in.
In the last few steps, I see one error:
:: Proceed with installation? [Y/n] Y
(1/1) checking keys in keyring [####################################################################] 100%
(1/1) checking package integrity [####################################################################] 100%
(1/1) loading package files [####################################################################] 100%
(1/1) checking for file conflicts [####################################################################] 100%
(1/1) checking available disk space [####################################################################] 100%
:: Processing package changes...
(1/1) installing mu-git [####################################################################] 100%
error: command failed to execute correctly
Optional dependencies for mu-git
guile: guile support, [installed]
emacs: mu4e support [installed]
Don't know what happened?
Offline
Yes, one of the commands in the install scriptlet failed. Since this is an AUR package, you'll want to notify the maintainer.
Offline
Not a Pacman issue, moving to AUR Issues...
Offline