these 3 derivations will be built:
  /nix/store/l2cpp15ilvrqrgk20752zcac6fyma684-sandbox-runtime-src-with-lock.drv
  /nix/store/8x01wrxijb4s0qqml53z8m9xjl9dk01v-sandbox-runtime-0.0.78.drv
  /nix/store/5hh4jkx9lsxz3hdp1hy5k6g40bjdcji6-check-sandbox-runtime.drv