[INFO] cloning repository https://github.com/Eirik0/addr_gen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Eirik0/addr_gen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEirik0%2Faddr_gen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEirik0%2Faddr_gen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f08f3b0b52b15475a840017ecad6a4a27723ebd1
[INFO] linting Eirik0/addr_gen against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEirik0%2Faddr_gen" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Eirik0/addr_gen
[INFO] finished tweaking git repo https://github.com/Eirik0/addr_gen
[INFO] tweaked toml for git repo https://github.com/Eirik0/addr_gen written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Eirik0/addr_gen on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Eirik0/addr_gen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06c09013f261e63ed3062c72b55c4ae35857c034f269614ea2f483e3badcc9a1
[INFO] running `Command { std: "docker" "start" "-a" "06c09013f261e63ed3062c72b55c4ae35857c034f269614ea2f483e3badcc9a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06c09013f261e63ed3062c72b55c4ae35857c034f269614ea2f483e3badcc9a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06c09013f261e63ed3062c72b55c4ae35857c034f269614ea2f483e3badcc9a1", kill_on_drop: false }`
[INFO] [stdout] 06c09013f261e63ed3062c72b55c4ae35857c034f269614ea2f483e3badcc9a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 728c31d02242cf408d196aec11d42187ac6509fbc30570b550340f311e5eddc7
[INFO] running `Command { std: "docker" "start" "-a" "728c31d02242cf408d196aec11d42187ac6509fbc30570b550340f311e5eddc7", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Checking addr_gen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/u256.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |             nibble @ b'A'...b'F' => Ok((nibble + 10 - b'A') as u128),
[INFO] [stdout]    |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/u256.rs:31:26
[INFO] [stdout]    |
[INFO] [stdout] 31 |             nibble @ b'a'...b'f' => Ok((nibble + 10 - b'a') as u128),
[INFO] [stdout]    |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/u256.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |             nibble @ b'0'...b'9' => Ok((nibble - b'0') as u128),
[INFO] [stdout]    |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/u256.rs:75:27
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 nibble @ 0...9 => b'0' + nibble as u8,
[INFO] [stdout]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/u256.rs:157:26
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 digit @ 0...8 => digit + b'1',
[INFO] [stdout]     |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/u256.rs:158:26
[INFO] [stdout]     |
[INFO] [stdout] 158 |                 digit @ 9...22 => digit - 8 + b'A',
[INFO] [stdout]     |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/u256.rs:159:27
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 digit @ 23...33 => digit - 22 + b'P',
[INFO] [stdout]     |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/u256.rs:160:27
[INFO] [stdout]     |
[INFO] [stdout] 160 |                 digit @ 34...44 => digit - 33 + b'a',
[INFO] [stdout]     |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `i` is only used to index `hex_digits`
[INFO] [stdout]   --> src/u256.rs:39:18
[INFO] [stdout]    |
[INFO] [stdout] 39 |         for i in 0..hex_digits.len() {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout]    = note: `#[warn(clippy::needless_range_loop)]` on by default
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]    |
[INFO] [stdout] 39 -         for i in 0..hex_digits.len() {
[INFO] [stdout] 39 +         for <item> in &hex_digits {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `i` is used to index `bytes`
[INFO] [stdout]   --> src/u256.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |         for i in 0..64 {
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]    |
[INFO] [stdout] 87 -         for i in 0..64 {
[INFO] [stdout] 87 +         for (i, <item>) in bytes.iter().enumerate().take(64) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression borrows a value the compiler would automatically borrow
[INFO] [stdout]   --> src/u256.rs:93:27
[INFO] [stdout]    |
[INFO] [stdout] 93 |         String::from_utf8((&bytes[last_non_zero..]).to_vec()).unwrap()
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `bytes[last_non_zero..]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]    = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/u256.rs:113:36
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn base64_to_base58(bytes: &Vec<u8>) -> Vec<u8> {
[INFO] [stdout]     |                                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout]     = note: `#[warn(clippy::ptr_arg)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 113 -     pub fn base64_to_base58(bytes: &Vec<u8>) -> Vec<u8> {
[INFO] [stdout] 113 +     pub fn base64_to_base58(bytes: &[u8]) -> Vec<u8> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `i` is only used to index `base58_digits`
[INFO] [stdout]    --> src/u256.rs:149:18
[INFO] [stdout]     |
[INFO] [stdout] 149 |         for i in 0..base58_digits.len() {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]     |
[INFO] [stdout] 149 -         for i in 0..base58_digits.len() {
[INFO] [stdout] 149 +         for <item> in &mut base58_digits {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/u256.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |             nibble @ b'A'...b'F' => Ok((nibble + 10 - b'A') as u128),
[INFO] [stdout]    |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/u256.rs:31:26
[INFO] [stdout]    |
[INFO] [stdout] 31 |             nibble @ b'a'...b'f' => Ok((nibble + 10 - b'a') as u128),
[INFO] [stdout]    |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/u256.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |             nibble @ b'0'...b'9' => Ok((nibble - b'0') as u128),
[INFO] [stdout]    |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/u256.rs:75:27
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 nibble @ 0...9 => b'0' + nibble as u8,
[INFO] [stdout]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/u256.rs:157:26
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 digit @ 0...8 => digit + b'1',
[INFO] [stdout]     |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/u256.rs:158:26
[INFO] [stdout]     |
[INFO] [stdout] 158 |                 digit @ 9...22 => digit - 8 + b'A',
[INFO] [stdout]     |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/u256.rs:159:27
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 digit @ 23...33 => digit - 22 + b'P',
[INFO] [stdout]     |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/u256.rs:160:27
[INFO] [stdout]     |
[INFO] [stdout] 160 |                 digit @ 34...44 => digit - 33 + b'a',
[INFO] [stdout]     |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression borrows a value the compiler would automatically borrow
[INFO] [stdout]    --> src/u256.rs:164:27
[INFO] [stdout]     |
[INFO] [stdout] 164 |         String::from_utf8((&base58_digits[..]).to_vec()).unwrap()
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^ help: change this to: `base58_digits[..]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `i` is only used to index `hex_digits`
[INFO] [stdout]   --> src/u256.rs:39:18
[INFO] [stdout]    |
[INFO] [stdout] 39 |         for i in 0..hex_digits.len() {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout]    = note: `#[warn(clippy::needless_range_loop)]` on by default
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]    |
[INFO] [stdout] 39 -         for i in 0..hex_digits.len() {
[INFO] [stdout] 39 +         for <item> in &hex_digits {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `i` is used to index `bytes`
[INFO] [stdout]   --> src/u256.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |         for i in 0..64 {
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]    |
[INFO] [stdout] 87 -         for i in 0..64 {
[INFO] [stdout] 87 +         for (i, <item>) in bytes.iter().enumerate().take(64) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression borrows a value the compiler would automatically borrow
[INFO] [stdout]   --> src/u256.rs:93:27
[INFO] [stdout]    |
[INFO] [stdout] 93 |         String::from_utf8((&bytes[last_non_zero..]).to_vec()).unwrap()
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `bytes[last_non_zero..]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]    = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/u256.rs:113:36
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn base64_to_base58(bytes: &Vec<u8>) -> Vec<u8> {
[INFO] [stdout]     |                                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout]     = note: `#[warn(clippy::ptr_arg)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 113 -     pub fn base64_to_base58(bytes: &Vec<u8>) -> Vec<u8> {
[INFO] [stdout] 113 +     pub fn base64_to_base58(bytes: &[u8]) -> Vec<u8> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `i` is only used to index `base58_digits`
[INFO] [stdout]    --> src/u256.rs:149:18
[INFO] [stdout]     |
[INFO] [stdout] 149 |         for i in 0..base58_digits.len() {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]     |
[INFO] [stdout] 149 -         for i in 0..base58_digits.len() {
[INFO] [stdout] 149 +         for <item> in &mut base58_digits {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression borrows a value the compiler would automatically borrow
[INFO] [stdout]    --> src/u256.rs:164:27
[INFO] [stdout]     |
[INFO] [stdout] 164 |         String::from_utf8((&base58_digits[..]).to_vec()).unwrap()
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^ help: change this to: `base58_digits[..]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/u256.rs:394:17
[INFO] [stdout]     |
[INFO] [stdout] 394 |         assert!(!(U256::new(0, 1) <= U256::new(0, 0)));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(U256::new(0, 1) > U256::new(0, 0))`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/u256.rs:395:17
[INFO] [stdout]     |
[INFO] [stdout] 395 |         assert!(!(U256::new(0, 1) < U256::new(0, 1)));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(U256::new(0, 1) >= U256::new(0, 1))`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/u256.rs:396:17
[INFO] [stdout]     |
[INFO] [stdout] 396 |         assert!(!(U256::new(1, 0) <= U256::new(0, 1)));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(U256::new(1, 0) > U256::new(0, 1))`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/u256.rs:397:17
[INFO] [stdout]     |
[INFO] [stdout] 397 |         assert!(!(U256::new(1, 1) <= U256::new(1, 0)));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(U256::new(1, 1) > U256::new(1, 0))`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/u256.rs:398:17
[INFO] [stdout]     |
[INFO] [stdout] 398 |         assert!(!(U256::new(1, 1) < U256::new(1, 1)));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(U256::new(1, 1) >= U256::new(1, 1))`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "728c31d02242cf408d196aec11d42187ac6509fbc30570b550340f311e5eddc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "728c31d02242cf408d196aec11d42187ac6509fbc30570b550340f311e5eddc7", kill_on_drop: false }`
[INFO] [stdout] 728c31d02242cf408d196aec11d42187ac6509fbc30570b550340f311e5eddc7