these 6 derivations will be built:
  /nix/store/1pkglarccyssxd3gcg12n64bdl3q9bzk-cargo-package-libc-0.2.190.drv
  /nix/store/ijhcn9dvcid5dmnzrhhw1a56zvrpghis-vendor-registry.drv
  /nix/store/38h3sdkcblag86lqcph2nyf0hbjlrny5-vendor-cargo-deps.drv
  /nix/store/c5ixpsrqcyp5f4fvdg1pjmc2vxnqphkb-source.drv
  /nix/store/x6i119rykq19ypbpqy3jakcg5pazm02d-harmonia-deps-3.3.0.drv
  /nix/store/86kqj5b3qdh57dl4hymnfhrlv17k5125-harmonia-3.3.0.drv