these 2 derivations will be built: /nix/store/afwg29dz3s6ssbfkrwgizqa1d13x8zb7-flake-inputs.drv /nix/store/zndrhb5dnkv1m2vszjp73mxknlbvs70s-check-flake-inputs.drv building '/nix/store/afwg29dz3s6ssbfkrwgizqa1d13x8zb7-flake-inputs.drv' building '/nix/store/zndrhb5dnkv1m2vszjp73mxknlbvs70s-check-flake-inputs.drv' upload niks3: ok