warning: unknown setting 'eval-cores'
warning: unknown setting 'lazy-trees'
this derivation will be built:
  /nix/store/xgrw1vi2zckr1d2vzwhd42ssql196p9r-wren.drv
this path will be fetched (445.0 KiB download, 1.9 MiB unpacked):
  /nix/store/kis2485k6yjh6syc3j2fcpsxif0xhdns-stb-0-unstable-2026-04-15