these 2 derivations will be built:
  /nix/store/q9ajsmizs1snikgsfcz4xz74aifds4ah-flake-inputs.drv
  /nix/store/mppyd9cafb3k233233145bdad7yj475c-check-flake-inputs.drv
farm.numtide.com:50051: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.2:50051: tcp handshaker shutdown, retrying
farm.numtide.com:50051: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.2:50051: tcp handshaker shutdown, retrying
building '/nix/store/q9ajsmizs1snikgsfcz4xz74aifds4ah-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=20&system=aarch64-linux'
building '/nix/store/q9ajsmizs1snikgsfcz4xz74aifds4ah-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-5be5d98b: building q9ajsmizs1snikgsfcz4xz74aifds4ah-flake-inputs.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
building '/nix/store/mppyd9cafb3k233233145bdad7yj475c-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/mppyd9cafb3k233233145bdad7yj475c-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-5be5d98b: building mppyd9cafb3k233233145bdad7yj475c-check-flake-inputs.drv

upload niks3: ok