these 2 derivations will be built:
  /nix/store/4inx6xkw8qfr24ynk5jd44bh10zkip7r-flake-inputs.drv
  /nix/store/4bpvdpv77an6wdjirp6dc99qkycy27bf-check-flake-inputs.drv
building '/nix/store/4inx6xkw8qfr24ynk5jd44bh10zkip7r-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/4inx6xkw8qfr24ynk5jd44bh10zkip7r-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-d4166bdd: building 4inx6xkw8qfr24ynk5jd44bh10zkip7r-flake-inputs.drv
building '/nix/store/4bpvdpv77an6wdjirp6dc99qkycy27bf-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/4bpvdpv77an6wdjirp6dc99qkycy27bf-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-d4166bdd: building 4bpvdpv77an6wdjirp6dc99qkycy27bf-check-flake-inputs.drv