this derivation will be built:
  /nix/store/3ydb03fmk9rg0sxppn99r2w4d4j02hzs-interpolate-conformance.drv
building '/nix/store/3ydb03fmk9rg0sxppn99r2w4d4j02hzs-interpolate-conformance.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
3ydb03fmk9rg0sxppn99r2w4d4j02hzs-interpolate-conformance.drv: mac02: not scheduled here: 3ydb03fmk9rg0sxppn99r2w4d4j02hzs-interpolate-conformance.drv, asking the scheduler again
building '/nix/store/3ydb03fmk9rg0sxppn99r2w4d4j02hzs-interpolate-conformance.drv' on farm.numtide.com:50051
interpolate-conformance> mac02: building 3ydb03fmk9rg0sxppn99r2w4d4j02hzs-interpolate-conformance.drv
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected