[INFO] crate raft 0.4.0 is already in cache
[INFO] extracting crate raft 0.4.0 into work/ex/clippy-test-run/sources/stable/reg/raft/0.4.0
[INFO] extracting crate raft 0.4.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/raft/0.4.0
[INFO] validating manifest of raft-0.4.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of raft-0.4.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing raft-0.4.0
[INFO] removed 0 missing examples
[INFO] finished frobbing raft-0.4.0
[INFO] frobbed toml for raft-0.4.0 written to work/ex/clippy-test-run/sources/stable/reg/raft/0.4.0/Cargo.toml
[INFO] started frobbing raft-0.4.0
[INFO] removed 0 missing examples
[INFO] finished frobbing raft-0.4.0
[INFO] frobbed toml for raft-0.4.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/raft/0.4.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting raft-0.4.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/raft/0.4.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 075c00de91b624876713c9eb8f58c075b98b262e274b15187d350bf371439cf4
[INFO] running `"docker" "start" "-a" "075c00de91b624876713c9eb8f58c075b98b262e274b15187d350bf371439cf4"`
[INFO] [stderr]     Checking raft v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking criterion v0.2.9
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr]  --> src/eraftpb.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #![cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#![rustfmt::skip]`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::deprecated_cfg_attr)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]    --> src/lib.rs:264:39
[INFO] [stderr]     |
[INFO] [stderr] 264 | #![cfg_attr(feature = "cargo-clippy", feature(tool_lints))]
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `raft`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "075c00de91b624876713c9eb8f58c075b98b262e274b15187d350bf371439cf4"`
[INFO] running `"docker" "rm" "-f" "075c00de91b624876713c9eb8f58c075b98b262e274b15187d350bf371439cf4"`
[INFO] [stdout] 075c00de91b624876713c9eb8f58c075b98b262e274b15187d350bf371439cf4