maud_lints 0.17.4

# rustc version
rustc 1.28.0-dev (b9bf4f162 2018-06-02)
# docs.rs version
cratesfyi 0.5.0 (579f83b 2018-03-05)

# build log
Updating registry `https://github.com/rust-lang/crates.io-index`
Fresh if_chain v0.1.2
Documenting maud_lints v0.17.4
Running `rustdoc --crate-name maud_lints .cargo/registry/src/github.com-1ecc6299db9ec823/maud_lints-0.17.4/src/lib.rs -o /home/cratesfyi/cratesfyi/doc -Z unstable-options --resource-suffix -20180602-1.28.0-dev-b9bf4f162 -L dependency=/home/cratesfyi/cratesfyi/debug/deps --extern if_chain=/home/cratesfyi/cratesfyi/debug/deps/libif_chain-0604e6b6fde947ad.rlib --extern-version if_chain=if_chain,0.1.2`
error[E0658]: Using the `?` macro Kleene operator for "at most one" repetition is unstable (see issue #48075)
--> <declare_lint macros>:6:37
|
6 | : expr => $ edition_level : ident $ ( , ) ? ) => (
|                                     ^^^^^
|
= help: add #![feature(macro_at_most_once_rep)] to the crate attributes to enable

error[E0658]: Using the `?` macro Kleene operator for "at most one" repetition is unstable (see issue #48075)
--> <lint_array macros>:1:29
|
1 | ( $ ( $ lint : expr ) , * $ ( , ) ? ) => {
|                             ^^^^^
|
= help: add #![feature(macro_at_most_once_rep)] to the crate attributes to enable

thread 'main' panicked at 'Error(
CargoError(
ChainedError {
error: Could not document `maud_lints`.,
cause: process didn't exit successfully: `rustdoc --crate-name maud_lints .cargo/registry/src/github.com-1ecc6299db9ec823/maud_lints-0.17.4/src/lib.rs -o /home/cratesfyi/cratesfyi/doc -Z unstable-options --resource-suffix -20180602-1.28.0-dev-b9bf4f162 -L dependency=/home/cratesfyi/cratesfyi/debug/deps --extern if_chain=/home/cratesfyi/cratesfyi/debug/deps/libif_chain-0604e6b6fde947ad.rlib --extern-version if_chain=if_chain,0.1.2` (exit code: 101)
}
),
State {
next_error: None,
backtrace: None
}
)', src/bin/cratesfyi.rs:142:13
note: Run with `RUST_BACKTRACE=1` for a backtrace.