message: Change preexisting "doc-test" to "doctest"
diff: @@ -900,7 +900,7 @@ fn phase_rustdoc(fst_arg: &str, mut args: env::Args) {
  }
  if crossmode {
  - show_error(format!("cross-interpreting doc-tests is not currently supported by Miri."));
  + show_error(format!("cross-interpreting doctests is not currently supported by Miri."));
  }
  // Doctests of `proc-macro` crates (and their dependencies) are always built for the host,
  @@ -910,7 +910,7 @@ fn phase_rustdoc(fst_arg: &str, mut args: env::Args) {
  return;
  }
  - // For each doc-test, rustdoc starts two child processes: first the test is compiled,
  + // For each doctest, rustdoc starts two child processes: first the test is compiled,
  // then the produced executable is invoked. We want to reroute both of these to cargo-miri,
  // such that the first time we'll enter phase_cargo_rustc, and phase_cargo_runner second.
  //
  