[INFO] crate base-x 0.2.3 is already in cache
[INFO] extracting crate base-x 0.2.3 into work/ex/clippy-test-run/sources/stable/reg/base-x/0.2.3
[INFO] extracting crate base-x 0.2.3 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/base-x/0.2.3
[INFO] validating manifest of base-x-0.2.3 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 base-x-0.2.3 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 base-x-0.2.3
[INFO] finished frobbing base-x-0.2.3
[INFO] frobbed toml for base-x-0.2.3 written to work/ex/clippy-test-run/sources/stable/reg/base-x/0.2.3/Cargo.toml
[INFO] started frobbing base-x-0.2.3
[INFO] finished frobbing base-x-0.2.3
[INFO] frobbed toml for base-x-0.2.3 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/base-x/0.2.3/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 base-x-0.2.3 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/reg/base-x/0.2.3:/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] de25dda37a350afcce2e4f58e22adb78c739c88e45573ae5774c993885e4874f
[INFO] running `"docker" "start" "-a" "de25dda37a350afcce2e4f58e22adb78c739c88e45573ae5774c993885e4874f"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Checking base-x v0.2.3 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/bigint.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |             chunks: chunks
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `chunks`
[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/bigint.rs:145:13
[INFO] [stderr]     |
[INFO] [stderr] 145 |             chunks: chunks
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `chunks`
[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/bigint.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |             chunks: chunks
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `chunks`
[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/bigint.rs:145:13
[INFO] [stderr]     |
[INFO] [stderr] 145 |             chunks: chunks
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `chunks`
[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: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/alphabet.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/alphabet.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/bigint.rs:37:37
[INFO] [stderr]    |
[INFO] [stderr] 37 |             carry = (carry << 32) | *chunk as u64;
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^ help: try: `u64::from(*chunk)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/bigint.rs:38:31
[INFO] [stderr]    |
[INFO] [stderr] 38 |             *chunk = (carry / divider as u64) as u32;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^ help: try: `u64::from(divider)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/bigint.rs:39:22
[INFO] [stderr]    |
[INFO] [stderr] 39 |             carry %= divider as u64;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^ help: try: `u64::from(divider)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/bigint.rs:42:35
[INFO] [stderr]    |
[INFO] [stderr] 42 |         if self.chunks[0] == 0 && self.chunks.len() > 0 {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.chunks.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: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/bigint.rs:61:26
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 carry = (*chunk as u64 * multiplicator as u64) + addition as u64;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^ help: try: `u64::from(*chunk)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/bigint.rs:61:42
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 carry = (*chunk as u64 * multiplicator as u64) + addition as u64;
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(multiplicator)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/bigint.rs:61:66
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 carry = (*chunk as u64 * multiplicator as u64) + addition as u64;
[INFO] [stderr]    |                                                                  ^^^^^^^^^^^^^^^ help: try: `u64::from(addition)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/bigint.rs:67:26
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 carry += *chunk as u64 * multiplicator as u64;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^ help: try: `u64::from(*chunk)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/bigint.rs:67:42
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 carry += *chunk as u64 * multiplicator as u64;
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(multiplicator)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] error: unsafe vector initialization
[INFO] [stderr]    --> src/bigint.rs:109:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |             let mut bytes = Vec::with_capacity(len);
[INFO] [stderr]     |                             ----------------------- help: consider replace allocation with: `vec![0; len]`
[INFO] [stderr] 109 |             bytes.set_len(len);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::unsafe_vector_initialization)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unsafe_vector_initialization
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/decoder.rs:18:31
[INFO] [stderr]    |
[INFO] [stderr] 18 |               big.mul_add(base, $carry as u32);
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 | /         decode!(
[INFO] [stderr] 42 | |             alphabet,
[INFO] [stderr] 43 | |             input,
[INFO] [stderr] 44 | |             bytes,
[INFO] [stderr] ...  |
[INFO] [stderr] 48 | |             }
[INFO] [stderr] 49 | |         )
[INFO] [stderr]    | |_________- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 18 |             big.mul_add(base, u32::from(match lookup[c as usize] {
[INFO] [stderr] 19 |                 0xFF => return Err(DecodeError),
[INFO] [stderr] 20 |                 index => index
[INFO] [stderr] 21 |             }));
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/encoder.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |         out.iter().rev().map(|char| *char).collect()
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `out.iter().rev().cloned()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `base-x`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/bigint.rs:163:37
[INFO] [stderr]     |
[INFO] [stderr] 163 |         assert_eq!(big.chunks, vec![0x0000DEAD, 0x00000013, 0x37AD0000, 0x0000DEAD]);
[INFO] [stderr]     |                                     ^^^^^^^^^^ help: consider: `0x0000_DEAD`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/bigint.rs:163:49
[INFO] [stderr]     |
[INFO] [stderr] 163 |         assert_eq!(big.chunks, vec![0x0000DEAD, 0x00000013, 0x37AD0000, 0x0000DEAD]);
[INFO] [stderr]     |                                                 ^^^^^^^^^^ help: consider: `0x0000_0013`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/bigint.rs:163:61
[INFO] [stderr]     |
[INFO] [stderr] 163 |         assert_eq!(big.chunks, vec![0x0000DEAD, 0x00000013, 0x37AD0000, 0x0000DEAD]);
[INFO] [stderr]     |                                                             ^^^^^^^^^^ help: consider: `0x37AD_0000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/bigint.rs:163:73
[INFO] [stderr]     |
[INFO] [stderr] 163 |         assert_eq!(big.chunks, vec![0x0000DEAD, 0x00000013, 0x37AD0000, 0x0000DEAD]);
[INFO] [stderr]     |                                                                         ^^^^^^^^^^ help: consider: `0x0000_DEAD`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/bigint.rs:169:26
[INFO] [stderr]     |
[INFO] [stderr] 169 |             chunks: vec![0x136AD712,0x84322759]
[INFO] [stderr]     |                          ^^^^^^^^^^ help: consider: `0x136A_D712`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/bigint.rs:169:37
[INFO] [stderr]     |
[INFO] [stderr] 169 |             chunks: vec![0x136AD712,0x84322759]
[INFO] [stderr]     |                                     ^^^^^^^^^^ help: consider: `0x8432_2759`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/bigint.rs:175:28
[INFO] [stderr]     |
[INFO] [stderr] 175 |         assert_eq!(merged, 0x136AD71284322759 / 58);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^ help: consider: `0x136A_D712_8432_2759`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/bigint.rs:176:32
[INFO] [stderr]     |
[INFO] [stderr] 176 |         assert_eq!(rem as u64, 0x136AD71284322759 % 58);
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^ help: consider: `0x136A_D712_8432_2759`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/bigint.rs:182:26
[INFO] [stderr]     |
[INFO] [stderr] 182 |             chunks: vec![0x000AD712,0x84322759]
[INFO] [stderr]     |                          ^^^^^^^^^^ help: consider: `0x000A_D712`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/bigint.rs:182:37
[INFO] [stderr]     |
[INFO] [stderr] 182 |             chunks: vec![0x000AD712,0x84322759]
[INFO] [stderr]     |                                     ^^^^^^^^^^ help: consider: `0x8432_2759`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/bigint.rs:188:29
[INFO] [stderr]     |
[INFO] [stderr] 188 |         assert_eq!(merged, (0x000AD71284322759 * 58) + 37);
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^ help: consider: `0x000A_D712_8432_2759`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/alphabet.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/alphabet.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/bigint.rs:37:37
[INFO] [stderr]    |
[INFO] [stderr] 37 |             carry = (carry << 32) | *chunk as u64;
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^ help: try: `u64::from(*chunk)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/bigint.rs:38:31
[INFO] [stderr]    |
[INFO] [stderr] 38 |             *chunk = (carry / divider as u64) as u32;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^ help: try: `u64::from(divider)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/bigint.rs:39:22
[INFO] [stderr]    |
[INFO] [stderr] 39 |             carry %= divider as u64;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^ help: try: `u64::from(divider)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/bigint.rs:42:35
[INFO] [stderr]    |
[INFO] [stderr] 42 |         if self.chunks[0] == 0 && self.chunks.len() > 0 {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.chunks.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: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/bigint.rs:61:26
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 carry = (*chunk as u64 * multiplicator as u64) + addition as u64;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^ help: try: `u64::from(*chunk)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/bigint.rs:61:42
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 carry = (*chunk as u64 * multiplicator as u64) + addition as u64;
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(multiplicator)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/bigint.rs:61:66
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 carry = (*chunk as u64 * multiplicator as u64) + addition as u64;
[INFO] [stderr]    |                                                                  ^^^^^^^^^^^^^^^ help: try: `u64::from(addition)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/bigint.rs:67:26
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 carry += *chunk as u64 * multiplicator as u64;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^ help: try: `u64::from(*chunk)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/bigint.rs:67:42
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 carry += *chunk as u64 * multiplicator as u64;
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(multiplicator)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] error: unsafe vector initialization
[INFO] [stderr]    --> src/bigint.rs:109:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |             let mut bytes = Vec::with_capacity(len);
[INFO] [stderr]     |                             ----------------------- help: consider replace allocation with: `vec![0; len]`
[INFO] [stderr] 109 |             bytes.set_len(len);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::unsafe_vector_initialization)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unsafe_vector_initialization
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/bigint.rs:173:23
[INFO] [stderr]     |
[INFO] [stderr] 173 |         let merged = ((big.chunks[0] as u64) << 32) | big.chunks[1] as u64;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(big.chunks[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/bigint.rs:173:55
[INFO] [stderr]     |
[INFO] [stderr] 173 |         let merged = ((big.chunks[0] as u64) << 32) | big.chunks[1] as u64;
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(big.chunks[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/bigint.rs:176:20
[INFO] [stderr]     |
[INFO] [stderr] 176 |         assert_eq!(rem as u64, 0x136AD71284322759 % 58);
[INFO] [stderr]     |                    ^^^^^^^^^^ help: try: `u64::from(rem)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/bigint.rs:186:23
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let merged = ((big.chunks[0] as u64) << 32) | big.chunks[1] as u64;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(big.chunks[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/bigint.rs:186:55
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let merged = ((big.chunks[0] as u64) << 32) | big.chunks[1] as u64;
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(big.chunks[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/decoder.rs:18:31
[INFO] [stderr]    |
[INFO] [stderr] 18 |               big.mul_add(base, $carry as u32);
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 | /         decode!(
[INFO] [stderr] 42 | |             alphabet,
[INFO] [stderr] 43 | |             input,
[INFO] [stderr] 44 | |             bytes,
[INFO] [stderr] ...  |
[INFO] [stderr] 48 | |             }
[INFO] [stderr] 49 | |         )
[INFO] [stderr]    | |_________- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 18 |             big.mul_add(base, u32::from(match lookup[c as usize] {
[INFO] [stderr] 19 |                 0xFF => return Err(DecodeError),
[INFO] [stderr] 20 |                 index => index
[INFO] [stderr] 21 |             }));
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/encoder.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |         out.iter().rev().map(|char| *char).collect()
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `out.iter().rev().cloned()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `base-x`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "de25dda37a350afcce2e4f58e22adb78c739c88e45573ae5774c993885e4874f"`
[INFO] running `"docker" "rm" "-f" "de25dda37a350afcce2e4f58e22adb78c739c88e45573ae5774c993885e4874f"`
[INFO] [stdout] de25dda37a350afcce2e4f58e22adb78c739c88e45573ae5774c993885e4874f