this derivation will be built:
  /nix/store/c2l64xjph67r8yf1fm2vya6as1kgg5l9-iets-doc-0.1.0.drv
error: Cannot build '/nix/store/c2l64xjph67r8yf1fm2vya6as1kgg5l9-iets-doc-0.1.0.drv'.
       Reason: builder failed with exit code 101.
       Output paths:
         /nix/store/mppqbqfji0rc9jwh4xycgjzqdn5nlswx-iets-doc-0.1.0
       Last 25 log lines:
       >    |
       > 56 | /// Mirrors derived-path-map.hh:DerivedPathMap<StringSet>::ChildNode, the value of
       >    |                                               ^^^^^^^^^^^
       >    |
       > help: try marking as source code
       >    |
       > 56 | /// Mirrors derived-path-map.hh:`DerivedPathMap<StringSet>::ChildNode`, the value of
       >    |                                 +                                    +
       >
       > error: `plan` is both a function and a module
       >   --> src/api/build.rs:73:7
       >    |
       > 73 | /// [`plan`] over a derivation table the caller holds: a cache hit, a rewritten
       >    |       ^^^^ ambiguous link
       >    |
       > help: to link to the function, add parentheses
       >    |
       > 73 | /// [`plan()`] over a derivation table the caller holds: a cache hit, a rewritten
       >    |           ++
       > help: to link to the module, prefix with `mod@`
       >    |
       > 73 | /// [`mod@plan`] over a derivation table the caller holds: a cache hit, a rewritten
       >    |       ++++
       >
       > error: could not document `iets`
       For full logs, run:
         nix log /nix/store/c2l64xjph67r8yf1fm2vya6as1kgg5l9-iets-doc-0.1.0.drv