warning: unknown setting 'eval-cores'
warning: unknown setting 'lazy-trees'
this derivation will be built:
  /nix/store/4wj9c16sdyzscdbzghdkiybkgs6vwvpw-formatting.drv
these 8 paths will be fetched (311.5 MiB download, 1.6 GiB unpacked):
  /nix/store/gxjpbn30h1an7ywffxrsn7czxwczcpqz-clang-23.1.3
  /nix/store/5c0rqk890xw9wz74msjsl00m2x42q7ag-clang-23.1.3-lib
  /nix/store/a9kadzl3llg03x93i0ng4ic7q4js8d1p-clang-23.1.3-python
  /nix/store/065b08l7x6wkfl80si3yyjcjk87ivmya-clang-tools-23.1.3
  /nix/store/q5hx5j4n0c1nyxaxfgd1dzca3r3q3c25-clang-wrapper-23.1.3
  /nix/store/nzj6mcvj7blcv0qp11zv9mxgrcp0rqkm-compiler-rt-libc-23.1.3
  /nix/store/9fvlqb86slschi21bk5n4zrzz2jinpw6-compiler-rt-libc-23.1.3-dev
  /nix/store/zv9rinqxn5qsifd7fbi35lcmc631dwqx-llvm-23.1.3-lib
building '/nix/store/4wj9c16sdyzscdbzghdkiybkgs6vwvpw-formatting.drv'