these 2 derivations will be built:
  /nix/store/l8l3cf5wamgriiaicndycqn3jfslcbi3-flake-inputs.drv
  /nix/store/8b3l45pc5rqxhwmg901di34s2laarls7-check-flake-inputs.drv
building '/nix/store/l8l3cf5wamgriiaicndycqn3jfslcbi3-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=23&system=aarch64-linux'
building '/nix/store/l8l3cf5wamgriiaicndycqn3jfslcbi3-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> bld3: building l8l3cf5wamgriiaicndycqn3jfslcbi3-flake-inputs.drv
building '/nix/store/8b3l45pc5rqxhwmg901di34s2laarls7-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=23&system=aarch64-linux'
building '/nix/store/8b3l45pc5rqxhwmg901di34s2laarls7-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> bld3: building 8b3l45pc5rqxhwmg901di34s2laarls7-check-flake-inputs.drv

upload niks3: ok