[INFO] updating cached repository peter-bertok/float_fast_print
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/peter-bertok/float_fast_print
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/peter-bertok/float_fast_print" "work/ex/clippy-test-run/sources/stable/gh/peter-bertok/float_fast_print"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/peter-bertok/float_fast_print'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/peter-bertok/float_fast_print" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/peter-bertok/float_fast_print"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/peter-bertok/float_fast_print'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6bb467250096f008c354de08c69f3325d9d03e0a
[INFO] sha for GitHub repo peter-bertok/float_fast_print: 6bb467250096f008c354de08c69f3325d9d03e0a
[INFO] validating manifest of peter-bertok/float_fast_print 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 peter-bertok/float_fast_print 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 peter-bertok/float_fast_print
[INFO] finished frobbing peter-bertok/float_fast_print
[INFO] frobbed toml for peter-bertok/float_fast_print written to work/ex/clippy-test-run/sources/stable/gh/peter-bertok/float_fast_print/Cargo.toml
[INFO] started frobbing peter-bertok/float_fast_print
[INFO] finished frobbing peter-bertok/float_fast_print
[INFO] frobbed toml for peter-bertok/float_fast_print written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/peter-bertok/float_fast_print/Cargo.toml
[INFO] crate peter-bertok/float_fast_print 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 peter-bertok/float_fast_print against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/peter-bertok/float_fast_print:/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] 00d41e139407491bb0ebca6031557b3531453684cf416dc559097b583cf3257d
[INFO] running `"docker" "start" "-a" "00d41e139407491bb0ebca6031557b3531453684cf416dc559097b583cf3257d"`
[INFO] [stderr]     Checking float_fast_print v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Checking rand v0.5.4
[INFO] [stderr] warning: lint name `unreadable_literal` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]  --> src/lib.rs:1:45
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![cfg_attr(feature = "cargo-clippy", allow(unreadable_literal))]
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::unreadable_literal`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(renamed_and_removed_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `unreadable_literal` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]  --> src/lib.rs:1:45
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![cfg_attr(feature = "cargo-clippy", allow(unreadable_literal))]
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::unreadable_literal`
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     return 0;
[INFO] [stderr]    |     ^^^^^^^^^ help: remove `return` as shown: `0`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     return 0;
[INFO] [stderr]    |     ^^^^^^^^^ help: remove `return` as shown: `0`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     return pow5_factor_32(value) >= p as u32;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `pow5_factor_32(value) >= p as u32`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     return pow5_factor_64(value) >= p as u32;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `pow5_factor_64(value) >= p as u32`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     return shifted_sum as u32;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `shifted_sum as u32`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:97:23
[INFO] [stderr]    |
[INFO] [stderr] 97 |     let bits_0: u64 = (m as u64) * (factor_lo as u64);
[INFO] [stderr]    |                       ^^^^^^^^^^ help: try: `u64::from(m)`
[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/lib.rs:97:36
[INFO] [stderr]    |
[INFO] [stderr] 97 |     let bits_0: u64 = (m as u64) * (factor_lo as u64);
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^ help: try: `u64::from(factor_lo)`
[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/lib.rs:98:23
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let bits_1: u64 = (m as u64) * (factor_hi as u64);
[INFO] [stderr]    |                       ^^^^^^^^^^ help: try: `u64::from(m)`
[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/lib.rs:98:36
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let bits_1: u64 = (m as u64) * (factor_hi as u64);
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^ help: try: `u64::from(factor_hi)`
[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/lib.rs:103:34
[INFO] [stderr]     |
[INFO] [stderr] 103 |     debug_assert!(shifted_sum <= std::u32::MAX as u64);
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(std::u32::MAX)`
[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 u64 to u128 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:127:20
[INFO] [stderr]     |
[INFO] [stderr] 127 |     let b0: u128 = m as u128 * mul.0 as u128;
[INFO] [stderr]     |                    ^^^^^^^^^ help: try: `u128::from(m)`
[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 u64 to u128 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:127:32
[INFO] [stderr]     |
[INFO] [stderr] 127 |     let b0: u128 = m as u128 * mul.0 as u128;
[INFO] [stderr]     |                                ^^^^^^^^^^^^^ help: try: `u128::from(mul.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 u64 to u128 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:128:20
[INFO] [stderr]     |
[INFO] [stderr] 128 |     let b2: u128 = m as u128 * mul.1 as u128;
[INFO] [stderr]     |                    ^^^^^^^^^ help: try: `u128::from(m)`
[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 u64 to u128 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:128:32
[INFO] [stderr]     |
[INFO] [stderr] 128 |     let b2: u128 = m as u128 * mul.1 as u128;
[INFO] [stderr]     |                                ^^^^^^^^^^^^^ help: try: `u128::from(mul.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: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]    --> src/lib.rs:325:5
[INFO] [stderr]     |
[INFO] [stderr] 325 | /     let mut output: u32;
[INFO] [stderr] 326 | |     if vm_is_trailing_zeros || vr_is_trailing_zeros {
[INFO] [stderr] 327 | |         // General case, which happens rarely.
[INFO] [stderr] 328 | |         while vp / 10 > vm / 10 {
[INFO] [stderr] ...   |
[INFO] [stderr] 363 | |         output = vr + (vr == vm || last_removed_digit >= 5) as u32;
[INFO] [stderr] 364 | |     }
[INFO] [stderr]     | |_____^ help: it is more idiomatic to write: `let <mut> output = if vm_is_trailing_zeros || vr_is_trailing_zeros { ..; vr + ((vr == vm && (!accept_bounds || !vm_is_trailing_zeros)) || last_removed_digit >= 5) as u32 } else { ..; vr + (vr == vm || last_removed_digit >= 5) as u32 };`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_let_if_seq)] on by default
[INFO] [stderr]     = note: you might not need `mut` at all
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]    --> src/lib.rs:554:5
[INFO] [stderr]     |
[INFO] [stderr] 554 | /     let mut output: u64;
[INFO] [stderr] 555 | |     // On average, we remove ~2 digits.
[INFO] [stderr] 556 | |     if vm_is_trailing_zeros || vr_is_trailing_zeros {
[INFO] [stderr] 557 | |         // General case, which happens rarely (<1%).
[INFO] [stderr] ...   |
[INFO] [stderr] 601 | |         output = vr + ( (vr == vm) || (last_removed_digit >= 5)) as u64;
[INFO] [stderr] 602 | |     }
[INFO] [stderr]     | |_____^ help: it is more idiomatic to write: `let <mut> output = if vm_is_trailing_zeros || vr_is_trailing_zeros { ..; vr + ((vr == vm && (!accept_bounds || !vm_is_trailing_zeros)) || (last_removed_digit >= 5)) as u64 } else { ..; vr + ( (vr == vm) || (last_removed_digit >= 5)) as u64 };`
[INFO] [stderr]     |
[INFO] [stderr]     = note: you might not need `mut` at all
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `unreadable_literal` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]  --> src/lib.rs:1:45
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![cfg_attr(feature = "cargo-clippy", allow(unreadable_literal))]
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::unreadable_literal`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(renamed_and_removed_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> tests/benchmarks.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `float_fast_print`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: lint name `unreadable_literal` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]  --> src/lib.rs:1:45
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![cfg_attr(feature = "cargo-clippy", allow(unreadable_literal))]
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::unreadable_literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> tests/exhaustive.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `float_fast_print`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     return 0;
[INFO] [stderr]    |     ^^^^^^^^^ help: remove `return` as shown: `0`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     return 0;
[INFO] [stderr]    |     ^^^^^^^^^ help: remove `return` as shown: `0`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     return pow5_factor_32(value) >= p as u32;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `pow5_factor_32(value) >= p as u32`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     return pow5_factor_64(value) >= p as u32;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `pow5_factor_64(value) >= p as u32`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     return shifted_sum as u32;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `shifted_sum as u32`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:97:23
[INFO] [stderr]    |
[INFO] [stderr] 97 |     let bits_0: u64 = (m as u64) * (factor_lo as u64);
[INFO] [stderr]    |                       ^^^^^^^^^^ help: try: `u64::from(m)`
[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/lib.rs:97:36
[INFO] [stderr]    |
[INFO] [stderr] 97 |     let bits_0: u64 = (m as u64) * (factor_lo as u64);
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^ help: try: `u64::from(factor_lo)`
[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/lib.rs:98:23
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let bits_1: u64 = (m as u64) * (factor_hi as u64);
[INFO] [stderr]    |                       ^^^^^^^^^^ help: try: `u64::from(m)`
[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/lib.rs:98:36
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let bits_1: u64 = (m as u64) * (factor_hi as u64);
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^ help: try: `u64::from(factor_hi)`
[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/lib.rs:103:34
[INFO] [stderr]     |
[INFO] [stderr] 103 |     debug_assert!(shifted_sum <= std::u32::MAX as u64);
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(std::u32::MAX)`
[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 u64 to u128 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:127:20
[INFO] [stderr]     |
[INFO] [stderr] 127 |     let b0: u128 = m as u128 * mul.0 as u128;
[INFO] [stderr]     |                    ^^^^^^^^^ help: try: `u128::from(m)`
[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 u64 to u128 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:127:32
[INFO] [stderr]     |
[INFO] [stderr] 127 |     let b0: u128 = m as u128 * mul.0 as u128;
[INFO] [stderr]     |                                ^^^^^^^^^^^^^ help: try: `u128::from(mul.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 u64 to u128 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:128:20
[INFO] [stderr]     |
[INFO] [stderr] 128 |     let b2: u128 = m as u128 * mul.1 as u128;
[INFO] [stderr]     |                    ^^^^^^^^^ help: try: `u128::from(m)`
[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 u64 to u128 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:128:32
[INFO] [stderr]     |
[INFO] [stderr] 128 |     let b2: u128 = m as u128 * mul.1 as u128;
[INFO] [stderr]     |                                ^^^^^^^^^^^^^ help: try: `u128::from(mul.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: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]    --> src/lib.rs:325:5
[INFO] [stderr]     |
[INFO] [stderr] 325 | /     let mut output: u32;
[INFO] [stderr] 326 | |     if vm_is_trailing_zeros || vr_is_trailing_zeros {
[INFO] [stderr] 327 | |         // General case, which happens rarely.
[INFO] [stderr] 328 | |         while vp / 10 > vm / 10 {
[INFO] [stderr] ...   |
[INFO] [stderr] 363 | |         output = vr + (vr == vm || last_removed_digit >= 5) as u32;
[INFO] [stderr] 364 | |     }
[INFO] [stderr]     | |_____^ help: it is more idiomatic to write: `let <mut> output = if vm_is_trailing_zeros || vr_is_trailing_zeros { ..; vr + ((vr == vm && (!accept_bounds || !vm_is_trailing_zeros)) || last_removed_digit >= 5) as u32 } else { ..; vr + (vr == vm || last_removed_digit >= 5) as u32 };`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_let_if_seq)] on by default
[INFO] [stderr]     = note: you might not need `mut` at all
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]    --> src/lib.rs:554:5
[INFO] [stderr]     |
[INFO] [stderr] 554 | /     let mut output: u64;
[INFO] [stderr] 555 | |     // On average, we remove ~2 digits.
[INFO] [stderr] 556 | |     if vm_is_trailing_zeros || vr_is_trailing_zeros {
[INFO] [stderr] 557 | |         // General case, which happens rarely (<1%).
[INFO] [stderr] ...   |
[INFO] [stderr] 601 | |         output = vr + ( (vr == vm) || (last_removed_digit >= 5)) as u64;
[INFO] [stderr] 602 | |     }
[INFO] [stderr]     | |_____^ help: it is more idiomatic to write: `let <mut> output = if vm_is_trailing_zeros || vr_is_trailing_zeros { ..; vr + ((vr == vm && (!accept_bounds || !vm_is_trailing_zeros)) || (last_removed_digit >= 5)) as u64 } else { ..; vr + ( (vr == vm) || (last_removed_digit >= 5)) as u64 };`
[INFO] [stderr]     |
[INFO] [stderr]     = note: you might not need `mut` at all
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]     --> src/lib.rs:1021:9
[INFO] [stderr]      |
[INFO] [stderr] 1021 |         assert_eq!(number, parsed);
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]     --> src/lib.rs:1021:9
[INFO] [stderr]      |
[INFO] [stderr] 1021 |         assert_eq!(number, parsed);
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]      = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]     --> src/lib.rs:1030:9
[INFO] [stderr]      |
[INFO] [stderr] 1030 |         assert_eq!(number, parsed);
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]     --> src/lib.rs:1030:9
[INFO] [stderr]      |
[INFO] [stderr] 1030 |         assert_eq!(number, parsed);
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]      = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `float_fast_print`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "00d41e139407491bb0ebca6031557b3531453684cf416dc559097b583cf3257d"`
[INFO] running `"docker" "rm" "-f" "00d41e139407491bb0ebca6031557b3531453684cf416dc559097b583cf3257d"`
[INFO] [stdout] 00d41e139407491bb0ebca6031557b3531453684cf416dc559097b583cf3257d