these 2 derivations will be built: /nix/store/bq5sdkxc6w3bhw2y315jz2zzgavg9154-flake-inputs.drv /nix/store/hykl6dqfgn0zbmzqsk8mvqj0my0x52yf-check-flake-inputs.drv building '/nix/store/bq5sdkxc6w3bhw2y315jz2zzgavg9154-flake-inputs.drv' building '/nix/store/hykl6dqfgn0zbmzqsk8mvqj0my0x52yf-check-flake-inputs.drv' upload niks3: ok