[INFO] crate beam_file 0.2.4 is already in cache
[INFO] extracting crate beam_file 0.2.4 into work/ex/clippy-test-run/sources/stable/reg/beam_file/0.2.4
[INFO] extracting crate beam_file 0.2.4 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/beam_file/0.2.4
[INFO] validating manifest of beam_file-0.2.4 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 beam_file-0.2.4 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 beam_file-0.2.4
[INFO] finished frobbing beam_file-0.2.4
[INFO] frobbed toml for beam_file-0.2.4 written to work/ex/clippy-test-run/sources/stable/reg/beam_file/0.2.4/Cargo.toml
[INFO] started frobbing beam_file-0.2.4
[INFO] finished frobbing beam_file-0.2.4
[INFO] frobbed toml for beam_file-0.2.4 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/beam_file/0.2.4/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 beam_file-0.2.4 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/beam_file/0.2.4:/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] bc7cf0e37dd582fec1d50cc49b5f630eeda21f325675e1104bea49fe55b3539a
[INFO] running `"docker" "start" "-a" "bc7cf0e37dd582fec1d50cc49b5f630eeda21f325675e1104bea49fe55b3539a"`
[INFO] [stderr]     Checking beam_file v0.2.4 (/opt/crater/workdir)
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/chunk.rs:42:33
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn decode_data<R: Read>(id: &Id, reader: R) -> Result<Self>
[INFO] [stderr]    |                                 ^^^ help: consider passing by value instead: `Id`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/chunk.rs:712:30
[INFO] [stderr]     |
[INFO] [stderr] 712 |         pub fn new(chunk_id: &Id, data_size: u32) -> Self {
[INFO] [stderr]     |                              ^^^ help: consider passing by value instead: `Id`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/chunk.rs:735:35
[INFO] [stderr]     |
[INFO] [stderr] 735 |     pub fn check_chunk_id(passed: &Id, expected: &Id) -> ::Result<()> {
[INFO] [stderr]     |                                   ^^^ help: consider passing by value instead: `Id`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/chunk.rs:735:50
[INFO] [stderr]     |
[INFO] [stderr] 735 |     pub fn check_chunk_id(passed: &Id, expected: &Id) -> ::Result<()> {
[INFO] [stderr]     |                                                  ^^^ help: consider passing by value instead: `Id`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/chunk.rs:42:33
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn decode_data<R: Read>(id: &Id, reader: R) -> Result<Self>
[INFO] [stderr]    |                                 ^^^ help: consider passing by value instead: `Id`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/chunk.rs:712:30
[INFO] [stderr]     |
[INFO] [stderr] 712 |         pub fn new(chunk_id: &Id, data_size: u32) -> Self {
[INFO] [stderr]     |                              ^^^ help: consider passing by value instead: `Id`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/chunk.rs:735:35
[INFO] [stderr]     |
[INFO] [stderr] 735 |     pub fn check_chunk_id(passed: &Id, expected: &Id) -> ::Result<()> {
[INFO] [stderr]     |                                   ^^^ help: consider passing by value instead: `Id`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/chunk.rs:735:50
[INFO] [stderr]     |
[INFO] [stderr] 735 |     pub fn check_chunk_id(passed: &Id, expected: &Id) -> ::Result<()> {
[INFO] [stderr]     |                                                  ^^^ help: consider passing by value instead: `Id`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `"docker" "inspect" "bc7cf0e37dd582fec1d50cc49b5f630eeda21f325675e1104bea49fe55b3539a"`
[INFO] running `"docker" "rm" "-f" "bc7cf0e37dd582fec1d50cc49b5f630eeda21f325675e1104bea49fe55b3539a"`
[INFO] [stdout] bc7cf0e37dd582fec1d50cc49b5f630eeda21f325675e1104bea49fe55b3539a