MarsSeed [1] filed a deletion request for ros-melodic-eigen-stl- containers [2]: Dead. Unbuildable (tries to execute nonexistent script). Also ROS Melodic is EOL since mid-2023. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/ros-melodic-eigen-stl-containers/