[INFO] crate redif 0.1.1 is already in cache
[INFO] extracting crate redif 0.1.1 into work/ex/clippy-test-run/sources/stable/reg/redif/0.1.1
[INFO] extracting crate redif 0.1.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/redif/0.1.1
[INFO] validating manifest of redif-0.1.1 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 redif-0.1.1 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 redif-0.1.1
[INFO] finished frobbing redif-0.1.1
[INFO] frobbed toml for redif-0.1.1 written to work/ex/clippy-test-run/sources/stable/reg/redif/0.1.1/Cargo.toml
[INFO] started frobbing redif-0.1.1
[INFO] finished frobbing redif-0.1.1
[INFO] frobbed toml for redif-0.1.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/redif/0.1.1/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 redif-0.1.1 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/redif/0.1.1:/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] 169712b0655aff28bc7c400464dacee590be0455e2519690647de6ba2b9e8c0c
[INFO] running `"docker" "start" "-a" "169712b0655aff28bc7c400464dacee590be0455e2519690647de6ba2b9e8c0c"`
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking amy v0.8.2
[INFO] [stderr]     Checking redif v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/value.rs:75:28
[INFO] [stderr]    |
[INFO] [stderr] 75 |                         Ok(x) => return Ok((Value::Int(x), k + 1)),
[INFO] [stderr]    |                            ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/value.rs:76:29
[INFO] [stderr]    |
[INFO] [stderr] 76 |                         Err(e) => return Err(io::Error::new(io::ErrorKind::InvalidData, format!("invalid Data: {:?} -- {}", &bytes[start_index .. k+1], e))),
[INFO] [stderr]    |                             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/value.rs:90:21
[INFO] [stderr]    |
[INFO] [stderr] 90 |                 let n = x as usize;
[INFO] [stderr]    |                     ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> src/value.rs:104:21
[INFO] [stderr]     |
[INFO] [stderr] 104 |                 let n = x as usize;
[INFO] [stderr]     |                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/frame_reader.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |             max_frame_size   : max_frame_size,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `max_frame_size`
[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: 5th binding whose name is just one char
[INFO] [stderr]   --> src/value.rs:75:28
[INFO] [stderr]    |
[INFO] [stderr] 75 |                         Ok(x) => return Ok((Value::Int(x), k + 1)),
[INFO] [stderr]    |                            ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/value.rs:76:29
[INFO] [stderr]    |
[INFO] [stderr] 76 |                         Err(e) => return Err(io::Error::new(io::ErrorKind::InvalidData, format!("invalid Data: {:?} -- {}", &bytes[start_index .. k+1], e))),
[INFO] [stderr]    |                             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/value.rs:90:21
[INFO] [stderr]    |
[INFO] [stderr] 90 |                 let n = x as usize;
[INFO] [stderr]    |                     ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> src/value.rs:104:21
[INFO] [stderr]     |
[INFO] [stderr] 104 |                 let n = x as usize;
[INFO] [stderr]     |                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/frame_reader.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |             max_frame_size   : max_frame_size,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `max_frame_size`
[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: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/redif.rs:56:20
[INFO] [stderr]    |
[INFO] [stderr] 56 |               } else {
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 57 | |                 if let Err(e) = handle_poll_notification(&notification, &registrar, &mut connections, handler.clone()) {
[INFO] [stderr] 58 | |                     if let Some(conn) = connections.remove(&notification.id) {
[INFO] [stderr] 59 | |                         registrar.deregister(&conn.sock).unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 64 | |                 }
[INFO] [stderr] 65 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 56 |             } else if let Err(e) = handle_poll_notification(&notification, &registrar, &mut connections, handler.clone()) {
[INFO] [stderr] 57 |     if let Some(conn) = connections.remove(&notification.id) {
[INFO] [stderr] 58 |         registrar.deregister(&conn.sock).unwrap();
[INFO] [stderr] 59 |         error!("fail to handle poll notification Event::{:?} sock#{} {} -- {}", &notification.event, &notification.id, &conn.addr, e);
[INFO] [stderr] 60 |     } else {
[INFO] [stderr] 61 |         error!("fail to handle poll notification Event::{:?} sock#{} -- {}", &notification.event, &notification.id, e);
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/redif.rs:56:20
[INFO] [stderr]    |
[INFO] [stderr] 56 |               } else {
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 57 | |                 if let Err(e) = handle_poll_notification(&notification, &registrar, &mut connections, handler.clone()) {
[INFO] [stderr] 58 | |                     if let Some(conn) = connections.remove(&notification.id) {
[INFO] [stderr] 59 | |                         registrar.deregister(&conn.sock).unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 64 | |                 }
[INFO] [stderr] 65 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 56 |             } else if let Err(e) = handle_poll_notification(&notification, &registrar, &mut connections, handler.clone()) {
[INFO] [stderr] 57 |     if let Some(conn) = connections.remove(&notification.id) {
[INFO] [stderr] 58 |         registrar.deregister(&conn.sock).unwrap();
[INFO] [stderr] 59 |         error!("fail to handle poll notification Event::{:?} sock#{} {} -- {}", &notification.event, &notification.id, &conn.addr, e);
[INFO] [stderr] 60 |     } else {
[INFO] [stderr] 61 |         error!("fail to handle poll notification Event::{:?} sock#{} -- {}", &notification.event, &notification.id, e);
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]    --> src/frame_reader.rs:174:16
[INFO] [stderr]     |
[INFO] [stderr] 174 |     const IP: &'static str = "127.0.0.1:5003";
[INFO] [stderr]     |               -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/redif.rs:69:53
[INFO] [stderr]    |
[INFO] [stderr] 69 |     let handle_poller = thread::Builder::new().name(format!("poller")).spawn(move || {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"poller".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/value.rs:51:105
[INFO] [stderr]    |
[INFO] [stderr] 51 |             return Err(io::Error::new(io::ErrorKind::InvalidInput, format!("invalid CRLF: {:?}", &bytes[start_index .. k+1])));
[INFO] [stderr]    |                                                                                                         ^^^^^^^^^^^^^^^^^^ help: use: `start_index..=k`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/value.rs:61:128
[INFO] [stderr]    |
[INFO] [stderr] 61 |                     Err(e) => return Err(io::Error::new(io::ErrorKind::InvalidData, format!("invalid Data: {:?} -- {}", &bytes[start_index .. k+1], e))),
[INFO] [stderr]    |                                                                                                                                ^^^^^^^^^^^^^^^^^^ help: use: `start_index..=k`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/value.rs:68:128
[INFO] [stderr]    |
[INFO] [stderr] 68 |                     Err(e) => return Err(io::Error::new(io::ErrorKind::InvalidData, format!("invalid Data: {:?} -- {}", &bytes[start_index .. k+1], e))),
[INFO] [stderr]    |                                                                                                                                ^^^^^^^^^^^^^^^^^^ help: use: `start_index..=k`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/value.rs:76:132
[INFO] [stderr]    |
[INFO] [stderr] 76 |                         Err(e) => return Err(io::Error::new(io::ErrorKind::InvalidData, format!("invalid Data: {:?} -- {}", &bytes[start_index .. k+1], e))),
[INFO] [stderr]    |                                                                                                                                    ^^^^^^^^^^^^^^^^^^ help: use: `start_index..=k`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/value.rs:78:128
[INFO] [stderr]    |
[INFO] [stderr] 78 |                     Err(e) => return Err(io::Error::new(io::ErrorKind::InvalidData, format!("invalid Data: {:?} -- {}", &bytes[start_index .. k+1], e))),
[INFO] [stderr]    |                                                                                                                                ^^^^^^^^^^^^^^^^^^ help: use: `start_index..=k`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/value.rs:88:120
[INFO] [stderr]    |
[INFO] [stderr] 88 |                     return Err(io::Error::new(io::ErrorKind::InvalidInput, format!("invalid Data length: {:?}", &bytes[start_index .. k+1])));
[INFO] [stderr]    |                                                                                                                        ^^^^^^^^^^^^^^^^^^ help: use: `start_index..=k`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/value.rs:92:50
[INFO] [stderr]    |
[INFO] [stderr] 92 |                     return Ok((Value::Data(bytes[k+1 .. k+n+1].to_vec()), k + n + 2 + 1));
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^ help: use: `k+1..=k+n`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/value.rs:102:121
[INFO] [stderr]     |
[INFO] [stderr] 102 |                     return Err(io::Error::new(io::ErrorKind::InvalidInput, format!("invalid Array length: {:?}", &bytes[start_index .. k+1])));
[INFO] [stderr]     |                                                                                                                         ^^^^^^^^^^^^^^^^^^ help: use: `start_index..=k`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/frame_writer.rs:42:16
[INFO] [stderr]    |
[INFO] [stderr] 42 |             if frame.len() > 0 {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!frame.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/redif.rs:69:53
[INFO] [stderr]    |
[INFO] [stderr] 69 |     let handle_poller = thread::Builder::new().name(format!("poller")).spawn(move || {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"poller".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/value.rs:51:105
[INFO] [stderr]    |
[INFO] [stderr] 51 |             return Err(io::Error::new(io::ErrorKind::InvalidInput, format!("invalid CRLF: {:?}", &bytes[start_index .. k+1])));
[INFO] [stderr]    |                                                                                                         ^^^^^^^^^^^^^^^^^^ help: use: `start_index..=k`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/value.rs:61:128
[INFO] [stderr]    |
[INFO] [stderr] 61 |                     Err(e) => return Err(io::Error::new(io::ErrorKind::InvalidData, format!("invalid Data: {:?} -- {}", &bytes[start_index .. k+1], e))),
[INFO] [stderr]    |                                                                                                                                ^^^^^^^^^^^^^^^^^^ help: use: `start_index..=k`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/value.rs:68:128
[INFO] [stderr]    |
[INFO] [stderr] 68 |                     Err(e) => return Err(io::Error::new(io::ErrorKind::InvalidData, format!("invalid Data: {:?} -- {}", &bytes[start_index .. k+1], e))),
[INFO] [stderr]    |                                                                                                                                ^^^^^^^^^^^^^^^^^^ help: use: `start_index..=k`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/value.rs:76:132
[INFO] [stderr]    |
[INFO] [stderr] 76 |                         Err(e) => return Err(io::Error::new(io::ErrorKind::InvalidData, format!("invalid Data: {:?} -- {}", &bytes[start_index .. k+1], e))),
[INFO] [stderr]    |                                                                                                                                    ^^^^^^^^^^^^^^^^^^ help: use: `start_index..=k`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/value.rs:78:128
[INFO] [stderr]    |
[INFO] [stderr] 78 |                     Err(e) => return Err(io::Error::new(io::ErrorKind::InvalidData, format!("invalid Data: {:?} -- {}", &bytes[start_index .. k+1], e))),
[INFO] [stderr]    |                                                                                                                                ^^^^^^^^^^^^^^^^^^ help: use: `start_index..=k`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/value.rs:88:120
[INFO] [stderr]    |
[INFO] [stderr] 88 |                     return Err(io::Error::new(io::ErrorKind::InvalidInput, format!("invalid Data length: {:?}", &bytes[start_index .. k+1])));
[INFO] [stderr]    |                                                                                                                        ^^^^^^^^^^^^^^^^^^ help: use: `start_index..=k`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/value.rs:92:50
[INFO] [stderr]    |
[INFO] [stderr] 92 |                     return Ok((Value::Data(bytes[k+1 .. k+n+1].to_vec()), k + n + 2 + 1));
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^ help: use: `k+1..=k+n`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/value.rs:102:121
[INFO] [stderr]     |
[INFO] [stderr] 102 |                     return Err(io::Error::new(io::ErrorKind::InvalidInput, format!("invalid Array length: {:?}", &bytes[start_index .. k+1])));
[INFO] [stderr]     |                                                                                                                         ^^^^^^^^^^^^^^^^^^ help: use: `start_index..=k`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/frame_writer.rs:42:16
[INFO] [stderr]    |
[INFO] [stderr] 42 |             if frame.len() > 0 {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!frame.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to both the expression and the patterns
[INFO] [stderr]   --> examples/simple.rs:63:19
[INFO] [stderr]    |
[INFO] [stderr] 63 |           let key = match &args[0] {
[INFO] [stderr]    |  ___________________^
[INFO] [stderr] 64 | |             &Value::Data(ref data) => {
[INFO] [stderr] 65 | |                 match ::std::str::from_utf8(data) {
[INFO] [stderr] 66 | |                     Ok(s) => s.to_owned(),
[INFO] [stderr] ...  |
[INFO] [stderr] 75 | |             }
[INFO] [stderr] 76 | |         };
[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: try
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let key = match args[0] {
[INFO] [stderr] 64 |             Value::Data(ref data) => {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to both the expression and the patterns
[INFO] [stderr]   --> examples/simple.rs:77:19
[INFO] [stderr]    |
[INFO] [stderr] 77 |           let val = match &args[1] {
[INFO] [stderr]    |  ___________________^
[INFO] [stderr] 78 | |             &Value::Data(ref data) => {
[INFO] [stderr] 79 | |                 match ::std::str::from_utf8(data) {
[INFO] [stderr] 80 | |                     Ok(s) => s.to_owned(),
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |             }
[INFO] [stderr] 90 | |         };
[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: try
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let val = match args[1] {
[INFO] [stderr] 78 |             Value::Data(ref data) => {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]   --> examples/simple.rs:98:12
[INFO] [stderr]    |
[INFO] [stderr] 98 |         if args.len() < 1 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `args.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to both the expression and the patterns
[INFO] [stderr]    --> examples/simple.rs:102:19
[INFO] [stderr]     |
[INFO] [stderr] 102 |           let key = match &args[0] {
[INFO] [stderr]     |  ___________________^
[INFO] [stderr] 103 | |             &Value::Data(ref data) => {
[INFO] [stderr] 104 | |                 match ::std::str::from_utf8(data) {
[INFO] [stderr] 105 | |                     Ok(s) => s.to_owned(),
[INFO] [stderr] ...   |
[INFO] [stderr] 114 | |             }
[INFO] [stderr] 115 | |         };
[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: try
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let key = match args[0] {
[INFO] [stderr] 103 |             Value::Data(ref data) => {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> examples/simple.rs:124:12
[INFO] [stderr]     |
[INFO] [stderr] 124 |         if args.len() > 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!args.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]    --> examples/simple.rs:137:16
[INFO] [stderr]     |
[INFO] [stderr] 137 |             if req.len() < 1 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `req.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> examples/simple.rs:184:24
[INFO] [stderr]     |
[INFO] [stderr] 184 |         filename.split("/").last().unwrap()
[INFO] [stderr]     |                        ^^^ help: try using a char instead: `'/'`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.76s
[INFO] running `"docker" "inspect" "169712b0655aff28bc7c400464dacee590be0455e2519690647de6ba2b9e8c0c"`
[INFO] running `"docker" "rm" "-f" "169712b0655aff28bc7c400464dacee590be0455e2519690647de6ba2b9e8c0c"`
[INFO] [stdout] 169712b0655aff28bc7c400464dacee590be0455e2519690647de6ba2b9e8c0c