these 2 derivations will be built:
  /nix/store/sqddvls35mcma5a2bv9j6sx6n1scf3jb-flake-inputs.drv
  /nix/store/hl906r9hafr2dnhahb1wdbxv9pqvl54i-check-flake-inputs.drv
building '/nix/store/sqddvls35mcma5a2bv9j6sx6n1scf3jb-flake-inputs.drv'
building '/nix/store/hl906r9hafr2dnhahb1wdbxv9pqvl54i-check-flake-inputs.drv'

upload niks3: ok