this derivation will be built:
  /nix/store/r849l25nghlvb9fbq4cvk1sylnciz2sf-interpolate-conformance.drv
cannot build 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': error: gRPC StoreInfo on 'farm.numtide.com:50051' failed: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.2:50051: Failed to connect to remote host: connect() timed out
       hint: the server may have rejected the client certificate (untrusted CA or revoked).
building '/nix/store/r849l25nghlvb9fbq4cvk1sylnciz2sf-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy

post-build step Upload to niks3: ok
time=2026-09-16T09:58:32.097Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-09-16T09:58:32.716Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-16T09:58:33.140Z level=INFO msg="Upload complete. (1.426s)"