these 5 derivations will be built:
  /nix/store/4sx1ldkj44hmg8mwx9w2l2cidqbmp75v-source.drv
  /nix/store/rmx6z6l1j1kjd97i3mrr0d8yw78sl5xx-sub2api-frontend-0.2.21.drv
  /nix/store/wbz39gdrwvl87y75h3bl6ymm2c0bpjsp-sub2api-0.2.21-go-modules.drv
  /nix/store/520vilycapvbsdx01sc9gzibjyjx7xxw-sub2api-0.2.21.drv
  /nix/store/sbdmz7ml0lvskqnp5lwd2m2i52zzfvhi-check-sub2api.drv