these 2 derivations will be built:
  /nix/store/2j8h5mgmh3g3f8f085ipm6nwbzs49hj0-flake-inputs.drv
  /nix/store/4aafcjan3lijan0a36nvlx4wm9wrj2m4-check-flake-inputs.drv
building '/nix/store/2j8h5mgmh3g3f8f085ipm6nwbzs49hj0-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=21&system=aarch64-linux'
building '/nix/store/2j8h5mgmh3g3f8f085ipm6nwbzs49hj0-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-7de56e47: building 2j8h5mgmh3g3f8f085ipm6nwbzs49hj0-flake-inputs.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
building '/nix/store/4aafcjan3lijan0a36nvlx4wm9wrj2m4-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=21&system=aarch64-linux'
building '/nix/store/4aafcjan3lijan0a36nvlx4wm9wrj2m4-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-7de56e47: building 4aafcjan3lijan0a36nvlx4wm9wrj2m4-check-flake-inputs.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy

upload niks3: ok