this derivation will be built:
  /nix/store/h3lyng9swv0s1na8liyzd7iqvbs77dr1-iets-diff-e2e.drv
building '/nix/store/h3lyng9swv0s1na8liyzd7iqvbs77dr1-iets-diff-e2e.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/h3lyng9swv0s1na8liyzd7iqvbs77dr1-iets-diff-e2e.drv' on farm.numtide.com:50051
iets-diff-e2e> elastic-arm-b55ced5f: building h3lyng9swv0s1na8liyzd7iqvbs77dr1-iets-diff-e2e.drv
iets-diff-e2e> ok   equal derivations exit 0
iets-diff-e2e> ok   the text names the env, the source and the input drv
iets-diff-e2e> ok   the json object names the same differences
iets-diff-e2e> ok   --depth 0 stops at the input derivation
iets-diff-e2e> ok   one side is a usage error (exit 2)
iets-diff-e2e> ok   an unknown flag is a usage error (exit 2)
iets-diff-e2e> ok   two installables, one evaluation each
iets-diff-e2e> ok   env name that only repeats the derivation name is left out
iets-diff-e2e> ok   -f FILE is the positional FILE
iets-diff-e2e> ok   --file FILE is the positional FILE

upload niks3: ok