[INFO] crate libwave 0.1.2 is already in cache
[INFO] extracting crate libwave 0.1.2 into work/ex/clippy-test-run/sources/stable/reg/libwave/0.1.2
[INFO] extracting crate libwave 0.1.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/libwave/0.1.2
[INFO] validating manifest of libwave-0.1.2 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 libwave-0.1.2 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 libwave-0.1.2
[INFO] finished frobbing libwave-0.1.2
[INFO] frobbed toml for libwave-0.1.2 written to work/ex/clippy-test-run/sources/stable/reg/libwave/0.1.2/Cargo.toml
[INFO] started frobbing libwave-0.1.2
[INFO] finished frobbing libwave-0.1.2
[INFO] frobbed toml for libwave-0.1.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/libwave/0.1.2/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 libwave-0.1.2 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/libwave/0.1.2:/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] 361107ac26b0872ff0a43ba21b979ec48e40e0f34b80e6a682c8ba6ba4d0b662
[INFO] running `"docker" "start" "-a" "361107ac26b0872ff0a43ba21b979ec48e40e0f34b80e6a682c8ba6ba4d0b662"`
[INFO] [stderr]     Checking libwave v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nom`
[INFO] [stderr]  --> src/sample.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use nom;
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `macros`
[INFO] [stderr]  --> src/sample.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use macros;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/sample.rs:59:21
[INFO] [stderr]    |
[INFO] [stderr] 59 |             used += (size as usize);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/chunks.rs:92:49
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let ret = channels(next,h.size as usize,fmt.num_channels as u32,fmt.bits_per_sample as u32);
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(fmt.num_channels)`
[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] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nom`
[INFO] [stderr]  --> src/sample.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use nom;
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `macros`
[INFO] [stderr]  --> src/sample.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use macros;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/sample.rs:59:21
[INFO] [stderr]    |
[INFO] [stderr] 59 |             used += (size as usize);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/chunks.rs:127:39
[INFO] [stderr]     |
[INFO] [stderr] 127 |     assert_eq!(instance.fmt.byte_rate,176400);
[INFO] [stderr]     |                                       ^^^^^^ help: consider: `176_400`
[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] 
[INFO] [stderr] warning: casting u16 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/chunks.rs:92:73
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let ret = channels(next,h.size as usize,fmt.num_channels as u32,fmt.bits_per_sample as u32);
[INFO] [stderr]    |                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(fmt.bits_per_sample)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/chunks.rs:118:10
[INFO] [stderr]     |
[INFO] [stderr] 118 |     let (i,mut instance) = ret.unwrap();
[INFO] [stderr]     |          ^ help: consider using `_i` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/chunks.rs:118:12
[INFO] [stderr]     |
[INFO] [stderr] 118 |     let (i,mut instance) = ret.unwrap();
[INFO] [stderr]     |            ----^^^^^^^^
[INFO] [stderr]     |            |
[INFO] [stderr]     |            help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/chunks.rs:92:49
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let ret = channels(next,h.size as usize,fmt.num_channels as u32,fmt.bits_per_sample as u32);
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(fmt.num_channels)`
[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: casting u16 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/chunks.rs:92:73
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let ret = channels(next,h.size as usize,fmt.num_channels as u32,fmt.bits_per_sample as u32);
[INFO] [stderr]    |                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(fmt.bits_per_sample)`
[INFO] [stderr]    |
[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 1.15s
[INFO] running `"docker" "inspect" "361107ac26b0872ff0a43ba21b979ec48e40e0f34b80e6a682c8ba6ba4d0b662"`
[INFO] running `"docker" "rm" "-f" "361107ac26b0872ff0a43ba21b979ec48e40e0f34b80e6a682c8ba6ba4d0b662"`
[INFO] [stdout] 361107ac26b0872ff0a43ba21b979ec48e40e0f34b80e6a682c8ba6ba4d0b662