these 2 derivations will be built: /nix/store/wmzr8za5fjipx020ccsvkm0zydjhgcjr-flake-inputs.drv /nix/store/f2cgx00v6gl5292a5jbcfxrcsqifgjkr-check-flake-inputs.drv building '/nix/store/wmzr8za5fjipx020ccsvkm0zydjhgcjr-flake-inputs.drv' building '/nix/store/f2cgx00v6gl5292a5jbcfxrcsqifgjkr-check-flake-inputs.drv' upload niks3: ok