these 5 derivations will be built:
  /nix/store/34i7v3l37k7a6zw77bmysflzdflfvw01-source.drv
  /nix/store/rn8hqxkljcaca7714rb69lsa28mb7cmx-vendor-registry.drv
  /nix/store/k4a6p8rqrvymjl2gjmry45hgfslnjk87-vendor-cargo-deps.drv
  /nix/store/2568za8ppvsb59w8bi0xcdh8327dqyl5-harmonia-deps-3.3.0.drv
  /nix/store/xwsla4rvyl27wvahd7fy2pzysii5sn96-harmonia-3.3.0.drv