1this derivation will be built:2 /nix/store/c2cxin6qlnjw6qz9w6k71jz92xsi6zcp-nix-shell.drv3error: Cannot build '/nix/store/c2cxin6qlnjw6qz9w6k71jz92xsi6zcp-nix-shell.drv'.4 Reason: builder failed with exit code 1.5 Output paths:6 /nix/store/msah0qn3ia8j60ma3ywfsxd7wwsqg1f1-nix-shell7 Last 2 log lines:8 > tribuchet: building on mac029 > tribuchet worker error: connecting to the local nix-daemon: serverMagic: io error unexpected end-of-file: unexpected end-of-file10 For full logs, run:11 nix log /nix/store/c2cxin6qlnjw6qz9w6k71jz92xsi6zcp-nix-shell.drv