streetwalrus [1] filed a orphan request for yosys [2]:
The package has not been updated in two years, flagged out of date for a year and a half.
[1] https://aur.archlinux.org/account/streetwalrus/ [2] https://aur.archlinux.org/pkgbase/yosys/
Request #9417 has been accepted automatically by the Arch User Repository package request system:
The package base has been flagged out-of-date since 2016-03-20.
aur-requests@lists.archlinux.org