this derivation will be built:
  /nix/store/ci7z4ssx4j3rvlb8ky8k59f5zlmdhsz7-treefmt-check.drv
building '/nix/store/ci7z4ssx4j3rvlb8ky8k59f5zlmdhsz7-treefmt-check.drv'
treefmt-check> tribuchet: building on mac02
treefmt-check> tribuchet worker error: connecting to the local nix-daemon: serverMagic: io error unexpected end-of-file: unexpected end-of-file
error: Cannot build '/nix/store/ci7z4ssx4j3rvlb8ky8k59f5zlmdhsz7-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/z7yrnb2ipf7p4mfr4pp5mf1w8mmhr6ln-treefmt-check
       Last 2 log lines:
       > tribuchet: building on mac02
       > tribuchet worker error: connecting to the local nix-daemon: serverMagic: io error unexpected end-of-file: unexpected end-of-file
       For full logs, run:
         nix log /nix/store/ci7z4ssx4j3rvlb8ky8k59f5zlmdhsz7-treefmt-check.drv


nixbot: transient error detected, retrying once

this derivation will be built:
  /nix/store/ci7z4ssx4j3rvlb8ky8k59f5zlmdhsz7-treefmt-check.drv
building '/nix/store/ci7z4ssx4j3rvlb8ky8k59f5zlmdhsz7-treefmt-check.drv'
treefmt-check> tribuchet: building on mac02
treefmt-check> tribuchet worker error: connecting to the local nix-daemon: serverMagic: io error unexpected end-of-file: unexpected end-of-file
error: Cannot build '/nix/store/ci7z4ssx4j3rvlb8ky8k59f5zlmdhsz7-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/z7yrnb2ipf7p4mfr4pp5mf1w8mmhr6ln-treefmt-check
       Last 2 log lines:
       > tribuchet: building on mac02
       > tribuchet worker error: connecting to the local nix-daemon: serverMagic: io error unexpected end-of-file: unexpected end-of-file
       For full logs, run:
         nix log /nix/store/ci7z4ssx4j3rvlb8ky8k59f5zlmdhsz7-treefmt-check.drv