[INFO] crate quoted_printable 0.4.0 is already in cache
[INFO] extracting crate quoted_printable 0.4.0 into work/ex/clippy-test-run/sources/stable/reg/quoted_printable/0.4.0
[INFO] extracting crate quoted_printable 0.4.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/quoted_printable/0.4.0
[INFO] validating manifest of quoted_printable-0.4.0 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 quoted_printable-0.4.0 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 quoted_printable-0.4.0
[INFO] finished frobbing quoted_printable-0.4.0
[INFO] frobbed toml for quoted_printable-0.4.0 written to work/ex/clippy-test-run/sources/stable/reg/quoted_printable/0.4.0/Cargo.toml
[INFO] started frobbing quoted_printable-0.4.0
[INFO] finished frobbing quoted_printable-0.4.0
[INFO] frobbed toml for quoted_printable-0.4.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/quoted_printable/0.4.0/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 quoted_printable-0.4.0 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-4/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/quoted_printable/0.4.0:/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] a09ad0b18854a38b96e5ca19a812b3a35ca5ea4f92baebde6a28066abc4a2307
[INFO] running `"docker" "start" "-a" "a09ad0b18854a38b96e5ca19a812b3a35ca5ea4f92baebde6a28066abc4a2307"`
[INFO] [stderr]     Checking quoted_printable v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/lib.rs:201:21
[INFO] [stderr]     |
[INFO] [stderr] 201 | /                     if mode == ParseMode::Strict {
[INFO] [stderr] 202 | |                         if upper_char.to_uppercase().next() != Some(upper_char) ||
[INFO] [stderr] 203 | |                             lower_char.to_uppercase().next() != Some(lower_char)
[INFO] [stderr] 204 | |                         {
[INFO] [stderr] 205 | |                             return Err(QuotedPrintableError::LowercaseHexOctet);
[INFO] [stderr] 206 | |                         }
[INFO] [stderr] 207 | |                     }
[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] 201 |                     if mode == ParseMode::Strict && (upper_char.to_uppercase().next() != Some(upper_char) ||
[INFO] [stderr] 202 |                             lower_char.to_uppercase().next() != Some(lower_char)) {
[INFO] [stderr] 203 |     return Err(QuotedPrintableError::LowercaseHexOctet);
[INFO] [stderr] 204 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/lib.rs:201:21
[INFO] [stderr]     |
[INFO] [stderr] 201 | /                     if mode == ParseMode::Strict {
[INFO] [stderr] 202 | |                         if upper_char.to_uppercase().next() != Some(upper_char) ||
[INFO] [stderr] 203 | |                             lower_char.to_uppercase().next() != Some(lower_char)
[INFO] [stderr] 204 | |                         {
[INFO] [stderr] 205 | |                             return Err(QuotedPrintableError::LowercaseHexOctet);
[INFO] [stderr] 206 | |                         }
[INFO] [stderr] 207 | |                     }
[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] 201 |                     if mode == ParseMode::Strict && (upper_char.to_uppercase().next() != Some(upper_char) ||
[INFO] [stderr] 202 |                             lower_char.to_uppercase().next() != Some(lower_char)) {
[INFO] [stderr] 203 |     return Err(QuotedPrintableError::LowercaseHexOctet);
[INFO] [stderr] 204 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]    --> src/lib.rs:139:10
[INFO] [stderr]     |
[INFO] [stderr] 139 |         .into_iter()
[INFO] [stderr]     |          ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::into_iter_on_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:249:5
[INFO] [stderr]     |
[INFO] [stderr] 249 |     *bytes_on_line = *bytes_on_line + to_append.len();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `*bytes_on_line += to_append.len()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: this loop could be written as a `for` loop
[INFO] [stderr]    --> src/lib.rs:279:29
[INFO] [stderr]     |
[INFO] [stderr] 279 |     while let Some(&byte) = it.next() {
[INFO] [stderr]     |                             ^^^^^^^^^ help: try: `for &byte in it { .. }`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::while_let_on_iterator)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#while_let_on_iterator
[INFO] [stderr] 
[INFO] [stderr] warning: some ranges overlap
[INFO] [stderr]    --> src/lib.rs:339:17
[INFO] [stderr]     |
[INFO] [stderr] 339 |         b'\t' | b' '...b'~' => append(result, &[to_append], on_line, backup_pos),
[INFO] [stderr]     |                 ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_overlapping_arm)] on by default
[INFO] [stderr] note: overlaps with this
[INFO] [stderr]    --> src/lib.rs:338:9
[INFO] [stderr]     |
[INFO] [stderr] 338 |         b'=' => append(result, b"=3D", on_line, backup_pos),
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_overlapping_arm
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]    --> src/lib.rs:139:10
[INFO] [stderr]     |
[INFO] [stderr] 139 |         .into_iter()
[INFO] [stderr]     |          ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::into_iter_on_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:249:5
[INFO] [stderr]     |
[INFO] [stderr] 249 |     *bytes_on_line = *bytes_on_line + to_append.len();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `*bytes_on_line += to_append.len()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: this loop could be written as a `for` loop
[INFO] [stderr]    --> src/lib.rs:279:29
[INFO] [stderr]     |
[INFO] [stderr] 279 |     while let Some(&byte) = it.next() {
[INFO] [stderr]     |                             ^^^^^^^^^ help: try: `for &byte in it { .. }`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::while_let_on_iterator)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#while_let_on_iterator
[INFO] [stderr] 
[INFO] [stderr] warning: some ranges overlap
[INFO] [stderr]    --> src/lib.rs:339:17
[INFO] [stderr]     |
[INFO] [stderr] 339 |         b'\t' | b' '...b'~' => append(result, &[to_append], on_line, backup_pos),
[INFO] [stderr]     |                 ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_overlapping_arm)] on by default
[INFO] [stderr] note: overlaps with this
[INFO] [stderr]    --> src/lib.rs:338:9
[INFO] [stderr]     |
[INFO] [stderr] 338 |         b'=' => append(result, b"=3D", on_line, backup_pos),
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_overlapping_arm
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/lib.rs:463:51
[INFO] [stderr]     |
[INFO] [stderr] 463 |         assert_eq!("hello, world!", encode_to_str("hello, world!".as_bytes()));
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"hello, world!"`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::string_lit_as_bytes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "a09ad0b18854a38b96e5ca19a812b3a35ca5ea4f92baebde6a28066abc4a2307"`
[INFO] running `"docker" "rm" "-f" "a09ad0b18854a38b96e5ca19a812b3a35ca5ea4f92baebde6a28066abc4a2307"`
[INFO] [stdout] a09ad0b18854a38b96e5ca19a812b3a35ca5ea4f92baebde6a28066abc4a2307