this derivation will be built:
  /nix/store/8mwczbzii2ix0l21igacpj7kc85cgk27-treefmt.toml.drv
this path will be fetched (5.7 MiB download, 27.9 MiB unpacked):
  /nix/store/rr2gszl86cb8kxdd7nwlr4nlj7197r2v-nickel-1.18.0
building '/nix/store/8mwczbzii2ix0l21igacpj7kc85cgk27-treefmt.toml.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/8mwczbzii2ix0l21igacpj7kc85cgk27-treefmt.toml.drv' on farm.numtide.com:50051
treefmt.toml> elastic-arm-8d70e30a: building 8mwczbzii2ix0l21igacpj7kc85cgk27-treefmt.toml.drv
treefmt.toml> structuredAttrs is enabled

upload niks3: ok