disabling binary cache 'https://cache.numtide.com' for 60 seconds
error: unable to download 'https://cache.numtide.com/ran9gp5mrqq3dpvbc1lxd7vjs9qj16hl.narinfo': Timeout was reached (28) Connection timed out after 5427 milliseconds
this derivation will be built:
  /nix/store/zlrjan0mf1inz94aidli4a1dxgx8ncx8-interpolate-conformance.drv
error:
       … substituter 'https://cache.numtide.com' is temporarily disabled because of this error we received before

       error: unable to download 'https://cache.numtide.com/ran9gp5mrqq3dpvbc1lxd7vjs9qj16hl.narinfo': Timeout was reached (28) Connection timed out after 5427 milliseconds
building '/nix/store/zlrjan0mf1inz94aidli4a1dxgx8ncx8-interpolate-conformance.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=21&system=aarch64-darwin'
building '/nix/store/zlrjan0mf1inz94aidli4a1dxgx8ncx8-interpolate-conformance.drv' on farm.numtide.com:50051
interpolate-conformance> mac02: building zlrjan0mf1inz94aidli4a1dxgx8ncx8-interpolate-conformance.drv
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected