this derivation will be built:
  /nix/store/2mvpcar2nz6mn30c6dnivhb3iq1mgq44-docs.drv
this path will be fetched (6.8 MiB download, 23.6 MiB unpacked):
  /nix/store/151d47miznawqcxa2jl9fh4cvcknz62c-zensical-0.0.53