this derivation will be built:
  /nix/store/c2cxin6qlnjw6qz9w6k71jz92xsi6zcp-nix-shell.drv
error: Cannot build '/nix/store/c2cxin6qlnjw6qz9w6k71jz92xsi6zcp-nix-shell.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/msah0qn3ia8j60ma3ywfsxd7wwsqg1f1-nix-shell
       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/c2cxin6qlnjw6qz9w6k71jz92xsi6zcp-nix-shell.drv