this derivation will be built:
  /nix/store/zwydbvr3syclajlfbm1zhbc1yl4sic09-niks3-pkcs11-signer-0.1.0.drv
this path will be fetched (632.0 KiB download, 2.1 MiB unpacked):
  /nix/store/pmk1wi5ahfap7sbx95bqivwsgxf7cpn1-softhsm-2.7.0