[INFO] updating cached repository Boredbone/RustTest001
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Boredbone/RustTest001
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Boredbone/RustTest001" "work/ex/clippy-test-run/sources/stable/gh/Boredbone/RustTest001"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Boredbone/RustTest001'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Boredbone/RustTest001" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Boredbone/RustTest001"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Boredbone/RustTest001'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 33bd3c748ff58ffbd8b7a7d15191bd96756c562d
[INFO] sha for GitHub repo Boredbone/RustTest001: 33bd3c748ff58ffbd8b7a7d15191bd96756c562d
[INFO] validating manifest of Boredbone/RustTest001 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 Boredbone/RustTest001 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 Boredbone/RustTest001
[INFO] finished frobbing Boredbone/RustTest001
[INFO] frobbed toml for Boredbone/RustTest001 written to work/ex/clippy-test-run/sources/stable/gh/Boredbone/RustTest001/Cargo.toml
[INFO] started frobbing Boredbone/RustTest001
[INFO] finished frobbing Boredbone/RustTest001
[INFO] frobbed toml for Boredbone/RustTest001 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Boredbone/RustTest001/Cargo.toml
[INFO] crate Boredbone/RustTest001 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 Boredbone/RustTest001 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/gh/Boredbone/RustTest001:/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] 7b3fb04cca7ed95672e4e1ff0d941b4f526595ac6c57d21d74b5bb7879f574f7
[INFO] running `"docker" "start" "-a" "7b3fb04cca7ed95672e4e1ff0d941b4f526595ac6c57d21d74b5bb7879f574f7"`
[INFO] [stderr]     Checking rust_test001 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/numerics.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: digits grouped inconsistently by underscores
[INFO] [stderr]    --> src/numerics.rs:109:23
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let ku_base = 1000_000_000u32; // 10^9
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^ help: consider: `1_000_000_000u32`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::inconsistent_digit_grouping)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#inconsistent_digit_grouping
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/numerics.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: digits grouped inconsistently by underscores
[INFO] [stderr]    --> src/numerics.rs:109:23
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let ku_base = 1000_000_000u32; // 10^9
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^ help: consider: `1_000_000_000u32`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::inconsistent_digit_grouping)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#inconsistent_digit_grouping
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `into_*` usually take self by value; consider choosing a less ambiguous name
[INFO] [stderr]   --> src/iterator_extensions.rs:26:22
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn into_iter(&mut self) -> MemoizedIteraror<T> {
[INFO] [stderr]    |                      ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `into_*` usually take self by value; consider choosing a less ambiguous name
[INFO] [stderr]   --> src/iterator_extensions.rs:26:22
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn into_iter(&mut self) -> MemoizedIteraror<T> {
[INFO] [stderr]    |                      ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[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/numerics.rs:19:24
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn new(source: &Vec<u32>) -> BigInteger {
[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/numerics.rs:19:24
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn new(source: &Vec<u32>) -> BigInteger {
[INFO] [stderr]    |                        ^^^^^^^^^
[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] help: change this to
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn new(source: &[u32]) -> BigInteger {
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr] help: change `source.clone()` to
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let vec = source.to_owned();
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[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] help: change this to
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn new(source: &[u32]) -> BigInteger {
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr] help: change `source.clone()` to
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let vec = source.to_owned();
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/numerics.rs:68:27
[INFO] [stderr]    |
[INFO] [stderr] 68 |             let mut num = carry as u64;
[INFO] [stderr]    |                           ^^^^^^^^^^^^ help: try: `u64::from(carry)`
[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/numerics.rs:71:24
[INFO] [stderr]    |
[INFO] [stderr] 71 |                 num += self.bits[index] as u64;
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.bits[index])`
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/numerics.rs:68:27
[INFO] [stderr]    |
[INFO] [stderr] 68 |             let mut num = carry as u64;
[INFO] [stderr]    |                           ^^^^^^^^^^^^ help: try: `u64::from(carry)`
[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/numerics.rs:71:24
[INFO] [stderr]    |
[INFO] [stderr] 71 |                 num += self.bits[index] as u64;
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(self.bits[index])`
[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/numerics.rs:74:24
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 num += other.bits[index] as u64;
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(other.bits[index])`
[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: Suspicious use of binary operator in `Add` impl
[INFO] [stderr]   --> src/numerics.rs:79:26
[INFO] [stderr]    |
[INFO] [stderr] 79 |             carry = (num >> 32) as u32;
[INFO] [stderr]    |                          ^^
[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/numerics.rs:74:24
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 num += other.bits[index] as u64;
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(other.bits[index])`
[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: Suspicious use of binary operator in `Add` impl
[INFO] [stderr]   --> src/numerics.rs:79:26
[INFO] [stderr]    |
[INFO] [stderr] 79 |             carry = (num >> 32) as u32;
[INFO] [stderr]    |                          ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::suspicious_arithmetic_impl)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/numerics.rs:100:12
[INFO] [stderr]     |
[INFO] [stderr] 100 |         if _bits.len() == 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `_bits.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/numerics.rs:110:25
[INFO] [stderr]     |
[INFO] [stderr] 110 |         let ku_base64 = ku_base as u64;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^ help: try: `u64::from(ku_base)`
[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: the loop variable `iu_dst` is only used to index `rgu_dst`.
[INFO] [stderr]    --> src/numerics.rs:122:27
[INFO] [stderr]     |
[INFO] [stderr] 122 |             for iu_dst in 0..cu_dst {
[INFO] [stderr]     |                           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]     |
[INFO] [stderr] 122 |             for <item> in rgu_dst.iter_mut().take(cu_dst) {
[INFO] [stderr]     |                 ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/numerics.rs:123:31
[INFO] [stderr]     |
[INFO] [stderr] 123 |                 let uu_res = ((rgu_dst[iu_dst] as u64) << block_bit_length) | u_carry as u64;
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(rgu_dst[iu_dst])`
[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/numerics.rs:123:79
[INFO] [stderr]     |
[INFO] [stderr] 123 |                 let uu_res = ((rgu_dst[iu_dst] as u64) << block_bit_length) | u_carry as u64;
[INFO] [stderr]     |                                                                               ^^^^^^^^^^^^^^ help: try: `u64::from(u_carry)`
[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 character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]    --> src/numerics.rs:166:33
[INFO] [stderr]     |
[INFO] [stderr] 166 |                 rgch[ich_dst] = '0' as u8 + (u_dig % 10) as u8;
[INFO] [stderr]     |                                 ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]     = help: Consider using a byte literal instead:
[INFO] [stderr]             b'0'
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]    --> src/numerics.rs:171:53
[INFO] [stderr]     |
[INFO] [stderr] 171 |         while ich_dst < cch_max && rgch[ich_dst] == '0' as u8 {
[INFO] [stderr]     |                                                     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Consider using a byte literal instead:
[INFO] [stderr]             b'0'
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::suspicious_arithmetic_impl)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_arithmetic_impl
[INFO] [stderr] 
[INFO] [stderr] warning: called `skip(x).next()` on an iterator. This is more succinctly expressed by calling `nth(x)`
[INFO] [stderr]   --> src/main.rs:22:25
[INFO] [stderr]    |
[INFO] [stderr] 22 |                 let x = fib.into_iter().skip(i as usize).next().unwrap();
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/numerics.rs:100:12
[INFO] [stderr]     |
[INFO] [stderr] 100 |         if _bits.len() == 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `_bits.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/numerics.rs:110:25
[INFO] [stderr]     |
[INFO] [stderr] 110 |         let ku_base64 = ku_base as u64;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^ help: try: `u64::from(ku_base)`
[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]    |
[INFO] [stderr]    = note: #[warn(clippy::iter_skip_next)] on by default
[INFO] [stderr] warning: the loop variable `iu_dst` is only used to index `rgu_dst`.
[INFO] [stderr]    --> src/numerics.rs:122:27
[INFO] [stderr]     |
[INFO] [stderr] 122 |             for iu_dst in 0..cu_dst {
[INFO] [stderr]     |                           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]     |
[INFO] [stderr] 122 |             for <item> in rgu_dst.iter_mut().take(cu_dst) {
[INFO] [stderr]     |                 ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/numerics.rs:123:31
[INFO] [stderr]     |
[INFO] [stderr] 123 |                 let uu_res = ((rgu_dst[iu_dst] as u64) << block_bit_length) | u_carry as u64;
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(rgu_dst[iu_dst])`
[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/numerics.rs:123:79
[INFO] [stderr]     |
[INFO] [stderr] 123 |                 let uu_res = ((rgu_dst[iu_dst] as u64) << block_bit_length) | u_carry as u64;
[INFO] [stderr]     |                                                                               ^^^^^^^^^^^^^^ help: try: `u64::from(u_carry)`
[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]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_skip_next
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]    --> src/numerics.rs:166:33
[INFO] [stderr]     |
[INFO] [stderr] 166 |                 rgch[ich_dst] = '0' as u8 + (u_dig % 10) as u8;
[INFO] [stderr]     |                                 ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]     = help: Consider using a byte literal instead:
[INFO] [stderr]             b'0'
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]    --> src/numerics.rs:171:53
[INFO] [stderr]     |
[INFO] [stderr] 171 |         while ich_dst < cch_max && rgch[ich_dst] == '0' as u8 {
[INFO] [stderr]     |                                                     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Consider using a byte literal instead:
[INFO] [stderr]             b'0'
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: called `skip(x).next()` on an iterator. This is more succinctly expressed by calling `nth(x)`
[INFO] [stderr]   --> src/main.rs:22:25
[INFO] [stderr]    |
[INFO] [stderr] 22 |                 let x = fib.into_iter().skip(i as usize).next().unwrap();
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::iter_skip_next)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_skip_next
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rust_test001`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rust_test001`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7b3fb04cca7ed95672e4e1ff0d941b4f526595ac6c57d21d74b5bb7879f574f7"`
[INFO] running `"docker" "rm" "-f" "7b3fb04cca7ed95672e4e1ff0d941b4f526595ac6c57d21d74b5bb7879f574f7"`
[INFO] [stdout] 7b3fb04cca7ed95672e4e1ff0d941b4f526595ac6c57d21d74b5bb7879f574f7