these 3 derivations will be built:
  /nix/store/nb7ws8j43spf73ixdhzcwwpk3fjp4v7g-ZCode-3.15.3-linux-arm64.deb.drv
  /nix/store/hzsxbcapgv3yfk1w05pqwp8f81ycd7ky-zcode-3.15.3.drv
  /nix/store/zpw1xbxy0925yxcqyv3pq7r2rx9wr7vw-check-zcode.drv