[INFO] crate slog-mozlog-json 0.1.0 is already in cache
[INFO] extracting crate slog-mozlog-json 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/slog-mozlog-json/0.1.0
[INFO] extracting crate slog-mozlog-json 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/slog-mozlog-json/0.1.0
[INFO] validating manifest of slog-mozlog-json-0.1.0 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 slog-mozlog-json-0.1.0 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 slog-mozlog-json-0.1.0
[INFO] finished frobbing slog-mozlog-json-0.1.0
[INFO] frobbed toml for slog-mozlog-json-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/slog-mozlog-json/0.1.0/Cargo.toml
[INFO] started frobbing slog-mozlog-json-0.1.0
[INFO] finished frobbing slog-mozlog-json-0.1.0
[INFO] frobbed toml for slog-mozlog-json-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/slog-mozlog-json/0.1.0/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 slog-mozlog-json-0.1.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/slog-mozlog-json/0.1.0:/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] b860e9441e23ae3f529a6f1672056b8ac3c4bb10a91927ff1da79ee3e02d4ed7
[INFO] running `"docker" "start" "-a" "b860e9441e23ae3f529a6f1672056b8ac3c4bb10a91927ff1da79ee3e02d4ed7"`
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]     Checking erased-serde v0.3.8
[INFO] [stderr]     Checking slog-mozlog-json v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/drain.rs:55:30
[INFO] [stderr]    |
[INFO] [stderr] 55 |         Ok(SerdeSerializer { ser_map: ser_map })
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^ help: replace it with: `ser_map`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/drain.rs:291:13
[INFO] [stderr]     |
[INFO] [stderr] 291 |             io: io,
[INFO] [stderr]     |             ^^^^^^ help: replace it with: `io`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/drain.rs:55:30
[INFO] [stderr]    |
[INFO] [stderr] 55 |         Ok(SerdeSerializer { ser_map: ser_map })
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^ help: replace it with: `ser_map`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/drain.rs:291:13
[INFO] [stderr]     |
[INFO] [stderr] 291 |             io: io,
[INFO] [stderr]     |             ^^^^^^ help: replace it with: `io`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `new_ret_no_self` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/drain.rs:173:48
[INFO] [stderr]     |
[INFO] [stderr] 173 |     #[cfg_attr(feature = "cargo-clippy", allow(new_ret_no_self))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^ help: change it to: `clippy::new_ret_no_self`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(renamed_and_removed_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `new_ret_no_self` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/drain.rs:173:48
[INFO] [stderr]     |
[INFO] [stderr] 173 |     #[cfg_attr(feature = "cargo-clippy", allow(new_ret_no_self))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^ help: change it to: `clippy::new_ret_no_self`
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/drain.rs:318:24
[INFO] [stderr]     |
[INFO] [stderr] 318 |                 nsec + (now.timestamp_subsec_nanos() as i64)
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(now.timestamp_subsec_nanos())`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `new_ret_no_self` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/drain.rs:173:48
[INFO] [stderr]     |
[INFO] [stderr] 173 |     #[cfg_attr(feature = "cargo-clippy", allow(new_ret_no_self))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^ help: change it to: `clippy::new_ret_no_self`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(renamed_and_removed_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `new_ret_no_self` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/drain.rs:173:48
[INFO] [stderr]     |
[INFO] [stderr] 173 |     #[cfg_attr(feature = "cargo-clippy", allow(new_ret_no_self))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^ help: change it to: `clippy::new_ret_no_self`
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/drain.rs:318:24
[INFO] [stderr]     |
[INFO] [stderr] 318 |                 nsec + (now.timestamp_subsec_nanos() as i64)
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(now.timestamp_subsec_nanos())`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.03s
[INFO] running `"docker" "inspect" "b860e9441e23ae3f529a6f1672056b8ac3c4bb10a91927ff1da79ee3e02d4ed7"`
[INFO] running `"docker" "rm" "-f" "b860e9441e23ae3f529a6f1672056b8ac3c4bb10a91927ff1da79ee3e02d4ed7"`
[INFO] [stdout] b860e9441e23ae3f529a6f1672056b8ac3c4bb10a91927ff1da79ee3e02d4ed7