[INFO] crate slim 0.1.0 is already in cache
[INFO] extracting crate slim 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/slim/0.1.0
[INFO] extracting crate slim 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/slim/0.1.0
[INFO] validating manifest of slim-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 slim-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 slim-0.1.0
[INFO] finished frobbing slim-0.1.0
[INFO] frobbed toml for slim-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/slim/0.1.0/Cargo.toml
[INFO] started frobbing slim-0.1.0
[INFO] finished frobbing slim-0.1.0
[INFO] frobbed toml for slim-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/slim/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 slim-0.1.0 against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/slim/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 -Dclippy::into_iter_on_array" "-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] 2384713c8756dbffea553b1bf8fdd1bcb3e04e9355f298dbcc8b6ac9a57896bf
[INFO] running `"docker" "start" "-a" "2384713c8756dbffea553b1bf8fdd1bcb3e04e9355f298dbcc8b6ac9a57896bf"`
[INFO] [stderr]     Checking slim v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/serialize.rs:55:45
[INFO] [stderr]    |
[INFO] [stderr] 55 |                 ErrorKind::UnexpectedEof => return Err(SlimError::StreamClosed),
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(SlimError::StreamClosed)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/serialize.rs:56:22
[INFO] [stderr]    |
[INFO] [stderr] 56 |                 _ => return Err(SlimError::StreamError),
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(SlimError::StreamError)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/serialize.rs:59:18
[INFO] [stderr]    |
[INFO] [stderr] 59 |         Ok(_) => return Ok(()),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(())`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/deserialize.rs:18:45
[INFO] [stderr]    |
[INFO] [stderr] 18 |                 ErrorKind::UnexpectedEof => return Err(SlimError::StreamClosed),
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(SlimError::StreamClosed)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/deserialize.rs:19:22
[INFO] [stderr]    |
[INFO] [stderr] 19 |                 _ => return Err(SlimError::StreamError),
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(SlimError::StreamError)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/deserialize.rs:92:9
[INFO] [stderr]    |
[INFO] [stderr] 92 |         return Err(SlimError::DeserializationError);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(SlimError::DeserializationError)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/deserialize.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 157 |         return Err(SlimError::DeserializationError);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(SlimError::DeserializationError)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Result`
[INFO] [stderr]   --> src/transportable.rs:10:24
[INFO] [stderr]    |
[INFO] [stderr] 10 | use super::{SlimError, Result};
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/serialize.rs:106:9
[INFO] [stderr]     |
[INFO] [stderr] 106 | /         match self {
[INFO] [stderr] 107 | |             &Ok(ref a) => {
[INFO] [stderr] 108 | |                 try!(0u8.encode_stream(s));
[INFO] [stderr] 109 | |                 a.encode_stream(s)
[INFO] [stderr] ...   |
[INFO] [stderr] 114 | |             }
[INFO] [stderr] 115 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 106 |         match *self {
[INFO] [stderr] 107 |             Ok(ref a) => {
[INFO] [stderr] 108 |                 try!(0u8.encode_stream(s));
[INFO] [stderr] 109 |                 a.encode_stream(s)
[INFO] [stderr] 110 |             }
[INFO] [stderr] 111 |             Err(ref a) => {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/serialize.rs:126:9
[INFO] [stderr]     |
[INFO] [stderr] 126 | /         match self {
[INFO] [stderr] 127 | |             &None => 0u8.encode_stream(s),
[INFO] [stderr] 128 | |             &Some(ref a) => {
[INFO] [stderr] 129 | |                 try!(1u8.encode_stream(s));
[INFO] [stderr] 130 | |                 a.encode_stream(s)
[INFO] [stderr] 131 | |             }
[INFO] [stderr] 132 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 126 |         match *self {
[INFO] [stderr] 127 |             None => 0u8.encode_stream(s),
[INFO] [stderr] 128 |             Some(ref a) => {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/serialize.rs:55:45
[INFO] [stderr]    |
[INFO] [stderr] 55 |                 ErrorKind::UnexpectedEof => return Err(SlimError::StreamClosed),
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(SlimError::StreamClosed)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/serialize.rs:56:22
[INFO] [stderr]    |
[INFO] [stderr] 56 |                 _ => return Err(SlimError::StreamError),
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(SlimError::StreamError)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/serialize.rs:59:18
[INFO] [stderr]    |
[INFO] [stderr] 59 |         Ok(_) => return Ok(()),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(())`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/deserialize.rs:18:45
[INFO] [stderr]    |
[INFO] [stderr] 18 |                 ErrorKind::UnexpectedEof => return Err(SlimError::StreamClosed),
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(SlimError::StreamClosed)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/deserialize.rs:19:22
[INFO] [stderr]    |
[INFO] [stderr] 19 |                 _ => return Err(SlimError::StreamError),
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(SlimError::StreamError)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/deserialize.rs:92:9
[INFO] [stderr]    |
[INFO] [stderr] 92 |         return Err(SlimError::DeserializationError);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(SlimError::DeserializationError)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/deserialize.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 157 |         return Err(SlimError::DeserializationError);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(SlimError::DeserializationError)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Result`
[INFO] [stderr]   --> src/transportable.rs:10:24
[INFO] [stderr]    |
[INFO] [stderr] 10 | use super::{SlimError, Result};
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/serialize.rs:106:9
[INFO] [stderr]     |
[INFO] [stderr] 106 | /         match self {
[INFO] [stderr] 107 | |             &Ok(ref a) => {
[INFO] [stderr] 108 | |                 try!(0u8.encode_stream(s));
[INFO] [stderr] 109 | |                 a.encode_stream(s)
[INFO] [stderr] ...   |
[INFO] [stderr] 114 | |             }
[INFO] [stderr] 115 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 106 |         match *self {
[INFO] [stderr] 107 |             Ok(ref a) => {
[INFO] [stderr] 108 |                 try!(0u8.encode_stream(s));
[INFO] [stderr] 109 |                 a.encode_stream(s)
[INFO] [stderr] 110 |             }
[INFO] [stderr] 111 |             Err(ref a) => {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/serialize.rs:126:9
[INFO] [stderr]     |
[INFO] [stderr] 126 | /         match self {
[INFO] [stderr] 127 | |             &None => 0u8.encode_stream(s),
[INFO] [stderr] 128 | |             &Some(ref a) => {
[INFO] [stderr] 129 | |                 try!(1u8.encode_stream(s));
[INFO] [stderr] 130 | |                 a.encode_stream(s)
[INFO] [stderr] 131 | |             }
[INFO] [stderr] 132 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 126 |         match *self {
[INFO] [stderr] 127 |             None => 0u8.encode_stream(s),
[INFO] [stderr] 128 |             Some(ref a) => {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "2384713c8756dbffea553b1bf8fdd1bcb3e04e9355f298dbcc8b6ac9a57896bf"`
[INFO] running `"docker" "rm" "-f" "2384713c8756dbffea553b1bf8fdd1bcb3e04e9355f298dbcc8b6ac9a57896bf"`
[INFO] [stdout] 2384713c8756dbffea553b1bf8fdd1bcb3e04e9355f298dbcc8b6ac9a57896bf