chalk-engine 0.7.1

# 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`
Downloading chalk-engine v0.7.1
Fresh lazy_static v0.2.11
Fresh gcc v0.3.54
Fresh byteorder v1.2.6
Fresh libc v0.2.43
Fresh cfg-if v0.1.5
Fresh chalk-macros v0.1.0
Fresh rustc-hash v1.0.1
Fresh stacker v0.1.3
Documenting chalk-engine v0.7.1
Running `rustdoc --crate-name chalk_engine .cargo/registry/src/github.com-1ecc6299db9ec823/chalk-engine-0.7.1/src/lib.rs -o /home/cratesfyi/cratesfyi/doc --cfg 'feature="stacker"' --cfg 'feature="default"' --cfg 'feature="stack_protection"' -Z unstable-options --resource-suffix -20180602-1.28.0-dev-b9bf4f162 -L dependency=/home/cratesfyi/cratesfyi/debug/deps --extern chalk_macros=/home/cratesfyi/cratesfyi/debug/deps/libchalk_macros-d116acef4f58a4a3.rlib --extern-version chalk_macros=chalk-macros,0.1.0 --extern rustc_hash=/home/cratesfyi/cratesfyi/debug/deps/librustc_hash-d90e28fbaecf2085.rlib --extern-version rustc_hash=rustc-hash,1.0.1 --extern stacker=/home/cratesfyi/cratesfyi/debug/deps/libstacker-ca55626892c14785.rlib --extern-version stacker=stacker,0.1.3`
error[E0658]: :vis fragment specifier is experimental and subject to change (see issue #41022)
--> <index_struct macros>:1:3
|
1 | ( $ v : vis struct $ n : ident { $ vf : vis value : usize , } ) => {
|   ^^^^^^^^^
|
= help: add #![feature(macro_vis_matcher)] to the crate attributes to enable

error[E0658]: :vis fragment specifier is experimental and subject to change (see issue #41022)
--> <index_struct macros>:1:34
|
1 | ( $ v : vis struct $ n : ident { $ vf : vis value : usize , } ) => {
|                                  ^^^^^^^^^^
|
= help: add #![feature(macro_vis_matcher)] to the crate attributes to enable

thread 'main' panicked at 'Error(
CargoError(
ChainedError {
error: Could not document `chalk-engine`.,
cause: process didn't exit successfully: `rustdoc --crate-name chalk_engine .cargo/registry/src/github.com-1ecc6299db9ec823/chalk-engine-0.7.1/src/lib.rs -o /home/cratesfyi/cratesfyi/doc --cfg feature="stacker" --cfg feature="default" --cfg feature="stack_protection" -Z unstable-options --resource-suffix -20180602-1.28.0-dev-b9bf4f162 -L dependency=/home/cratesfyi/cratesfyi/debug/deps --extern chalk_macros=/home/cratesfyi/cratesfyi/debug/deps/libchalk_macros-d116acef4f58a4a3.rlib --extern-version chalk_macros=chalk-macros,0.1.0 --extern rustc_hash=/home/cratesfyi/cratesfyi/debug/deps/librustc_hash-d90e28fbaecf2085.rlib --extern-version rustc_hash=rustc-hash,1.0.1 --extern stacker=/home/cratesfyi/cratesfyi/debug/deps/libstacker-ca55626892c14785.rlib --extern-version stacker=stacker,0.1.3` (exit code: 101)
}
),
State {
next_error: None,
backtrace: None
}
)', src/bin/cratesfyi.rs:142:13
note: Run with `RUST_BACKTRACE=1` for a backtrace.