[INFO] updating cached repository msvisser/ArithmeticCoding
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/msvisser/ArithmeticCoding
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/msvisser/ArithmeticCoding" "work/ex/clippy-test-run/sources/stable/gh/msvisser/ArithmeticCoding"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/msvisser/ArithmeticCoding'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/msvisser/ArithmeticCoding" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/msvisser/ArithmeticCoding"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/msvisser/ArithmeticCoding'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c0c91a3baf21f232c4edef0efe5c02a6c3f28394
[INFO] sha for GitHub repo msvisser/ArithmeticCoding: c0c91a3baf21f232c4edef0efe5c02a6c3f28394
[INFO] validating manifest of msvisser/ArithmeticCoding 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 msvisser/ArithmeticCoding 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 msvisser/ArithmeticCoding
[INFO] finished frobbing msvisser/ArithmeticCoding
[INFO] frobbed toml for msvisser/ArithmeticCoding written to work/ex/clippy-test-run/sources/stable/gh/msvisser/ArithmeticCoding/Cargo.toml
[INFO] started frobbing msvisser/ArithmeticCoding
[INFO] finished frobbing msvisser/ArithmeticCoding
[INFO] frobbed toml for msvisser/ArithmeticCoding written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/msvisser/ArithmeticCoding/Cargo.toml
[INFO] crate msvisser/ArithmeticCoding has a lockfile. skipping
[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 msvisser/ArithmeticCoding against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/msvisser/ArithmeticCoding:/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] b0d1545aa6382e96c5f1d42acc0f5ff5c88bfab14dd40a93a318e0005832b252
[INFO] running `"docker" "start" "-a" "b0d1545aa6382e96c5f1d42acc0f5ff5c88bfab14dd40a93a318e0005832b252"`
[INFO] [stderr]     Checking arithmetic_coding v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/bitpacking/unpacker.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |             iter: iter,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `iter`
[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/bitpacking/packer.rs:7:16
[INFO] [stderr]   |
[INFO] [stderr] 7 |         Self { iter: iter }
[INFO] [stderr]   |                ^^^^^^^^^^ help: replace it with: `iter`
[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/coding/encode.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             iter: iter,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `iter`
[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/coding/encode.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             probability: probability,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `probability`
[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/coding/decode.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             iter: iter,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `iter`
[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/coding/decode.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |             probability: probability,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `probability`
[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/coding/probability/zero_order.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             cumulative: cumulative,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `cumulative`
[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/bitpacking/unpacker.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |             iter: iter,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `iter`
[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/bitpacking/packer.rs:7:16
[INFO] [stderr]   |
[INFO] [stderr] 7 |         Self { iter: iter }
[INFO] [stderr]   |                ^^^^^^^^^^ help: replace it with: `iter`
[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/coding/encode.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             iter: iter,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `iter`
[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/coding/encode.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             probability: probability,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `probability`
[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/coding/decode.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             iter: iter,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `iter`
[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/coding/decode.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |             probability: probability,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `probability`
[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/coding/probability/zero_order.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             cumulative: cumulative,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `cumulative`
[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: module has the same name as its containing module
[INFO] [stderr]  --> src/coding/probability/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod probability;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::module_inception)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stderr] 
[INFO] [stderr] warning: module has the same name as its containing module
[INFO] [stderr]  --> src/coding/probability/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod probability;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::module_inception)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/coding/probability/zero_order.rs:8:31
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn new(probabilities: &Vec<u64>) -> Self {
[INFO] [stderr]   |                               ^^^^^^^^^ help: change this to: `&[u64]`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/coding/probability/first_order.rs:9:31
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new(probabilities: &Vec<u64>) -> Self {
[INFO] [stderr]   |                               ^^^^^^^^^ help: change this to: `&[u64]`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]   --> src/main.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 |       if let Some(_) = output_file {
[INFO] [stderr]    |  _____-      ^^^^^^^
[INFO] [stderr] 31 | |         if matches.occurrences_of("INPUT") > 1 {
[INFO] [stderr] 32 | |             println!("Cannot specify output file when multiple input files are used");
[INFO] [stderr] 33 | |             return Ok(())
[INFO] [stderr] 34 | |         }
[INFO] [stderr] 35 | |     }
[INFO] [stderr]    | |_____- help: try this: `if output_file.is_some()`
[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] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/main.rs:59:17
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 writer.write(&[byte])?;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::unused_io_amount)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/main.rs:74:17
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 writer.write(&[byte])?;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `arithmetic_coding`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/coding/probability/zero_order.rs:8:31
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn new(probabilities: &Vec<u64>) -> Self {
[INFO] [stderr]   |                               ^^^^^^^^^ help: change this to: `&[u64]`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/coding/probability/first_order.rs:9:31
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new(probabilities: &Vec<u64>) -> Self {
[INFO] [stderr]   |                               ^^^^^^^^^ help: change this to: `&[u64]`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]   --> src/main.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 |       if let Some(_) = output_file {
[INFO] [stderr]    |  _____-      ^^^^^^^
[INFO] [stderr] 31 | |         if matches.occurrences_of("INPUT") > 1 {
[INFO] [stderr] 32 | |             println!("Cannot specify output file when multiple input files are used");
[INFO] [stderr] 33 | |             return Ok(())
[INFO] [stderr] 34 | |         }
[INFO] [stderr] 35 | |     }
[INFO] [stderr]    | |_____- help: try this: `if output_file.is_some()`
[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] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/main.rs:59:17
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 writer.write(&[byte])?;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::unused_io_amount)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/main.rs:74:17
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 writer.write(&[byte])?;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `arithmetic_coding`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b0d1545aa6382e96c5f1d42acc0f5ff5c88bfab14dd40a93a318e0005832b252"`
[INFO] running `"docker" "rm" "-f" "b0d1545aa6382e96c5f1d42acc0f5ff5c88bfab14dd40a93a318e0005832b252"`
[INFO] [stdout] b0d1545aa6382e96c5f1d42acc0f5ff5c88bfab14dd40a93a318e0005832b252