these 2 derivations will be built:
  /nix/store/c25n2rl6ly9h8zqrhg95wiamzjyvlrc9-flake-inputs.drv
  /nix/store/23ny0xxfwpd3r8hgn6p8pwy0ali1p3i6-check-flake-inputs.drv
building '/nix/store/c25n2rl6ly9h8zqrhg95wiamzjyvlrc9-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/c25n2rl6ly9h8zqrhg95wiamzjyvlrc9-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-70d62f00: building c25n2rl6ly9h8zqrhg95wiamzjyvlrc9-flake-inputs.drv
building '/nix/store/23ny0xxfwpd3r8hgn6p8pwy0ali1p3i6-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/23ny0xxfwpd3r8hgn6p8pwy0ali1p3i6-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-70d62f00: building 23ny0xxfwpd3r8hgn6p8pwy0ali1p3i6-check-flake-inputs.drv