[INFO] crate slog-perf 0.2.0 is already in cache
[INFO] extracting crate slog-perf 0.2.0 into work/ex/clippy-test-run/sources/stable/reg/slog-perf/0.2.0
[INFO] extracting crate slog-perf 0.2.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/slog-perf/0.2.0
[INFO] validating manifest of slog-perf-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 slog-perf-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 slog-perf-0.2.0
[INFO] finished frobbing slog-perf-0.2.0
[INFO] frobbed toml for slog-perf-0.2.0 written to work/ex/clippy-test-run/sources/stable/reg/slog-perf/0.2.0/Cargo.toml
[INFO] started frobbing slog-perf-0.2.0
[INFO] finished frobbing slog-perf-0.2.0
[INFO] frobbed toml for slog-perf-0.2.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/slog-perf/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 slog-perf-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-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/slog-perf/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] 0ca5f8a9eda076edfcf6d45af25e75c47f193c91bfbae73a8b1c027731c2306b
[INFO] running `"docker" "start" "-a" "0ca5f8a9eda076edfcf6d45af25e75c47f193c91bfbae73a8b1c027731c2306b"`
[INFO] [stderr]     Checking slog-perf v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/lib.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |             log: log,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `log`
[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/lib.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             log: log,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `log`
[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/lib.rs:49:13
[INFO] [stderr]    |
[INFO] [stderr] 49 |             level: level,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `level`
[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/lib.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |             log: log,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `log`
[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/lib.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             log: log,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `log`
[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/lib.rs:49:13
[INFO] [stderr]    |
[INFO] [stderr] 49 |             level: level,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `level`
[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: long literal lacking separators
[INFO] [stderr]    --> src/lib.rs:123:59
[INFO] [stderr]     |
[INFO] [stderr] 123 |                             + dur.subsec_nanos() as f64 / 1000000000f64)
[INFO] [stderr]     |                                                           ^^^^^^^^^^^^^ help: consider: `1_000_000_000f64`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/lib.rs:123:59
[INFO] [stderr]     |
[INFO] [stderr] 123 |                             + dur.subsec_nanos() as f64 / 1000000000f64)
[INFO] [stderr]     |                                                           ^^^^^^^^^^^^^ help: consider: `1_000_000_000f64`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]   --> src/lib.rs:84:19
[INFO] [stderr]    |
[INFO] [stderr] 84 |                  .or_insert(time::Duration::new(0, 0)) += now - prev;
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(|| time::Duration::new(0, 0))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:123:31
[INFO] [stderr]     |
[INFO] [stderr] 123 |                             + dur.subsec_nanos() as f64 / 1000000000f64)
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(dur.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: use of `or_insert` followed by a function call
[INFO] [stderr]   --> src/lib.rs:84:19
[INFO] [stderr]    |
[INFO] [stderr] 84 |                  .or_insert(time::Duration::new(0, 0)) += now - prev;
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(|| time::Duration::new(0, 0))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:123:31
[INFO] [stderr]     |
[INFO] [stderr] 123 |                             + dur.subsec_nanos() as f64 / 1000000000f64)
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(dur.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 0.89s
[INFO] running `"docker" "inspect" "0ca5f8a9eda076edfcf6d45af25e75c47f193c91bfbae73a8b1c027731c2306b"`
[INFO] running `"docker" "rm" "-f" "0ca5f8a9eda076edfcf6d45af25e75c47f193c91bfbae73a8b1c027731c2306b"`
[INFO] [stdout] 0ca5f8a9eda076edfcf6d45af25e75c47f193c91bfbae73a8b1c027731c2306b