[INFO] crate cmac 0.2.0 is already in cache
[INFO] extracting crate cmac 0.2.0 into work/ex/clippy-test-run/sources/stable/reg/cmac/0.2.0
[INFO] extracting crate cmac 0.2.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/cmac/0.2.0
[INFO] validating manifest of cmac-0.2.0 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 cmac-0.2.0 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 cmac-0.2.0
[INFO] finished frobbing cmac-0.2.0
[INFO] frobbed toml for cmac-0.2.0 written to work/ex/clippy-test-run/sources/stable/reg/cmac/0.2.0/Cargo.toml
[INFO] started frobbing cmac-0.2.0
[INFO] finished frobbing cmac-0.2.0
[INFO] frobbed toml for cmac-0.2.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/cmac/0.2.0/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 cmac-0.2.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/cmac/0.2.0:/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] 9550f992fb20085ffbe32576110ee7fc79bc745de36ef47e6c5f5021f860b3c7
[INFO] running `"docker" "start" "-a" "9550f992fb20085ffbe32576110ee7fc79bc745de36ef47e6c5f5021f860b3c7"`
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking cmac v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/lib.rs:140:12
[INFO] [stderr]     |
[INFO] [stderr] 140 |         if data.len() != 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!data.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/lib.rs:140:12
[INFO] [stderr]     |
[INFO] [stderr] 140 |         if data.len() != 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!data.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> benches/aes256_cmac.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[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 `cmac`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> tests/lib.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | new_test!(cmac_aes128, "aes128", Cmac<Aes128>);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> tests/lib.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | new_test!(cmac_aes128, "aes128", Cmac<Aes128>);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> tests/lib.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | new_test!(cmac_aes192, "aes192", Cmac<Aes192>);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> tests/lib.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | new_test!(cmac_aes192, "aes192", Cmac<Aes192>);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> tests/lib.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | new_test!(cmac_aes256, "aes256", Cmac<Aes256>);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> tests/lib.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | new_test!(cmac_aes256, "aes256", Cmac<Aes256>);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> benches/aes128_cmac.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[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 `cmac`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "9550f992fb20085ffbe32576110ee7fc79bc745de36ef47e6c5f5021f860b3c7"`
[INFO] running `"docker" "rm" "-f" "9550f992fb20085ffbe32576110ee7fc79bc745de36ef47e6c5f5021f860b3c7"`
[INFO] [stdout] 9550f992fb20085ffbe32576110ee7fc79bc745de36ef47e6c5f5021f860b3c7