Plymouth not building correctly?

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1

repro

# prob nix profle install ...
$ plymouth-set-default-theme --list

triage

$ head /nix/store/m0472d5xhkbmlysip3zblkri202f36y2-plymouth-24.004.60/bin/plymouth-set-default-theme

#!/bin/bash

set -e

[ -z "$PLYMOUTH_LIBEXECDIR" ] && PLYMOUTH_LIBEXECDIR="/nix/store/m0472d5xhkbmlysip3zblkri202f36y2-plymouth-24.004.60/libexec"
[ -z "$PLYMOUTH_DATADIR" ] && PLYMOUTH_DATADIR="/nix/store/m0472d5xhkbmlysip3zblkri202f36y2-plymouth-24.004.60/share"
[ -z "$PLYMOUTH_CONFDIR" ] && PLYMOUTH_CONFDIR="/etc/plymouth/"
[ -z "$PLYMOUTH_POLICYDIR" ] && PLYMOUTH_POLICYDIR="/nix/store/m0472d5xhkbmlysip3zblkri202f36y2-plymouth-24.004.60/share/plymouth/"
if [ -z "$PLYMOUTH_PLUGIN_PATH" ]; then
    if [ -z "$LIB" ]; then