this derivation will be built:
  /nix/store/j7fvmcwb6h0b0226pl6pmcgw3s1k670n-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/j7fvmcwb6h0b0226pl6pmcgw3s1k670n-bcachefs-module-7.0.0-34-generic.drv'...