[INFO] cloning repository https://github.com/slifer-cd/number_transformer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slifer-cd/number_transformer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslifer-cd%2Fnumber_transformer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslifer-cd%2Fnumber_transformer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7997ff98ecdae033be49693c304c8a715ee3772
[INFO] linting slifer-cd/number_transformer against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslifer-cd%2Fnumber_transformer" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/slifer-cd/number_transformer
[INFO] finished tweaking git repo https://github.com/slifer-cd/number_transformer
[INFO] tweaked toml for git repo https://github.com/slifer-cd/number_transformer written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/slifer-cd/number_transformer 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/slifer-cd/number_transformer 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1cbd6b801765f7a0b83d209b0c0dc9e5b4ceabb6eab0aeb177a39bb02fd72689
[INFO] running `Command { std: "docker" "start" "-a" "1cbd6b801765f7a0b83d209b0c0dc9e5b4ceabb6eab0aeb177a39bb02fd72689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cbd6b801765f7a0b83d209b0c0dc9e5b4ceabb6eab0aeb177a39bb02fd72689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cbd6b801765f7a0b83d209b0c0dc9e5b4ceabb6eab0aeb177a39bb02fd72689", kill_on_drop: false }`
[INFO] [stdout] 1cbd6b801765f7a0b83d209b0c0dc9e5b4ceabb6eab0aeb177a39bb02fd72689
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5a32911882344702ea02f92114a582fc9c53701b683b76f776a16748941e9a71
[INFO] running `Command { std: "docker" "start" "-a" "5a32911882344702ea02f92114a582fc9c53701b683b76f776a16748941e9a71", kill_on_drop: false }`
[INFO] [stderr]     Checking number_transformer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this `if` can be collapsed into the outer `match`
[INFO] [stdout]   --> src/inputs.rs:6:13
[INFO] [stdout]    |
[INFO] [stdout]  6 | /             if map.contains_key(&f) {
[INFO] [stdout]  7 | |                 f
[INFO] [stdout]  8 | |             } else {
[INFO] [stdout]  9 | |                 0
[INFO] [stdout] 10 | |             }
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_match
[INFO] [stdout]    = note: `#[warn(clippy::collapsible_match)]` on by default
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout]  5 ~         Some(f)
[INFO] [stdout]  6 ~             if map.contains_key(&f) => {
[INFO] [stdout]  7 |                 f
[INFO] [stdout]  8 ~             }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/inputs.rs:72:24
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     if !((ch >= '0') && (ch <= '9')) && !((ch >= 'A') && (ch <= 'F')) {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `!((ch >= '0') && (ch <= '9') || (ch >= 'A') && (ch <= 'F'))`
[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: manual `!RangeInclusive::contains` implementation
[INFO] [stdout]   --> src/inputs.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 |                     if (ch < '0') || (ch > '7') {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `!('0'..='7').contains(&ch)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_range_contains
[INFO] [stdout]    = note: `#[warn(clippy::manual_range_contains)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual `!RangeInclusive::contains` implementation
[INFO] [stdout]   --> src/inputs.rs:63:24
[INFO] [stdout]    |
[INFO] [stdout] 63 |                     if (ch < '0') || (ch > '9') {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `!('0'..='9').contains(&ch)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_range_contains
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual `RangeInclusive::contains` implementation
[INFO] [stdout]   --> src/inputs.rs:72:25
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     if !((ch >= '0') && (ch <= '9')) && !((ch >= 'A') && (ch <= 'F')) {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `('0'..='9').contains(&ch)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_range_contains
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual `RangeInclusive::contains` implementation
[INFO] [stdout]   --> src/inputs.rs:72:58
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     if !((ch >= '0') && (ch <= '9')) && !((ch >= 'A') && (ch <= 'F')) {
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `('A'..='F').contains(&ch)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_range_contains
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` can be collapsed into the outer `match`
[INFO] [stdout]   --> src/inputs.rs:6:13
[INFO] [stdout]    |
[INFO] [stdout]  6 | /             if map.contains_key(&f) {
[INFO] [stdout]  7 | |                 f
[INFO] [stdout]  8 | |             } else {
[INFO] [stdout]  9 | |                 0
[INFO] [stdout] 10 | |             }
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_match
[INFO] [stdout]    = note: `#[warn(clippy::collapsible_match)]` on by default
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout]  5 ~         Some(f)
[INFO] [stdout]  6 ~             if map.contains_key(&f) => {
[INFO] [stdout]  7 |                 f
[INFO] [stdout]  8 ~             }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/transform.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     return binary;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 82 -     return binary;
[INFO] [stdout] 82 +     binary
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&String` instead of `&str` involves a new object where a slice will do
[INFO] [stdout]   --> src/transform.rs:56:26
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn to_binary(number: &String, types: i32) -> String {
[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] 56 - pub fn to_binary(number: &String, types: i32) -> String {
[INFO] [stdout] 56 + pub fn to_binary(number: &str, types: i32) -> String {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/inputs.rs:72:24
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     if !((ch >= '0') && (ch <= '9')) && !((ch >= 'A') && (ch <= 'F')) {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `!((ch >= '0') && (ch <= '9') || (ch >= 'A') && (ch <= 'F'))`
[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: writing `&String` instead of `&str` involves a new object where a slice will do
[INFO] [stdout]   --> src/transform.rs:85:27
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub fn to_decimal(number: &String, types: i32) -> String {
[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] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 85 - pub fn to_decimal(number: &String, types: i32) -> String {
[INFO] [stdout] 85 + pub fn to_decimal(number: &str, types: i32) -> String {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual `!RangeInclusive::contains` implementation
[INFO] [stdout]   --> src/inputs.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 |                     if (ch < '0') || (ch > '7') {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `!('0'..='7').contains(&ch)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_range_contains
[INFO] [stdout]    = note: `#[warn(clippy::manual_range_contains)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual `!RangeInclusive::contains` implementation
[INFO] [stdout]   --> src/inputs.rs:63:24
[INFO] [stdout]    |
[INFO] [stdout] 63 |                     if (ch < '0') || (ch > '9') {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `!('0'..='9').contains(&ch)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_range_contains
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual `RangeInclusive::contains` implementation
[INFO] [stdout]   --> src/inputs.rs:72:25
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     if !((ch >= '0') && (ch <= '9')) && !((ch >= 'A') && (ch <= 'F')) {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `('0'..='9').contains(&ch)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_range_contains
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/transform.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 |     return octal;
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 153 -     return octal;
[INFO] [stdout] 153 +     octal
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual `RangeInclusive::contains` implementation
[INFO] [stdout]   --> src/inputs.rs:72:58
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     if !((ch >= '0') && (ch <= '9')) && !((ch >= 'A') && (ch <= 'F')) {
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `('A'..='F').contains(&ch)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_range_contains
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]    --> src/transform.rs:145:11
[INFO] [stdout]     |
[INFO] [stdout] 145 |     while new_number.len() % 3 != 0 {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace with: `!new_number.len().is_multiple_of(3)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout]     = note: `#[warn(clippy::manual_is_multiple_of)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calling `insert_str()` using a single-character string literal
[INFO] [stdout]    --> src/transform.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |         new_number.insert_str(0, "0");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `insert` with a character literal: `new_number.insert(0, '0')`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_add_str
[INFO] [stdout]     = note: `#[warn(clippy::single_char_add_str)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary use of `to_string`
[INFO] [stdout]    --> src/transform.rs:151:32
[INFO] [stdout]     |
[INFO] [stdout] 151 |         octal.push_str(map.get(&(new_number[start..end].to_string())).unwrap());
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `new_number[start..end]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_to_owned
[INFO] [stdout]     = note: `#[warn(clippy::unnecessary_to_owned)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]    --> src/transform.rs:172:11
[INFO] [stdout]     |
[INFO] [stdout] 172 |     while new_number.len() % 4 != 0 {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace with: `!new_number.len().is_multiple_of(4)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stdout] warning: calling `insert_str()` using a single-character string literal
[INFO] [stdout]    --> src/transform.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         new_number.insert_str(0, "0");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `insert` with a character literal: `new_number.insert(0, '0')`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_add_str
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary use of `to_string`
[INFO] [stdout]    --> src/transform.rs:178:30
[INFO] [stdout]     |
[INFO] [stdout] 178 |         hex.push_str(map.get(&(new_number[start..end].to_string())).unwrap());
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `new_number[start..end]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_to_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/transform.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     return binary;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 82 -     return binary;
[INFO] [stdout] 82 +     binary
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&String` instead of `&str` involves a new object where a slice will do
[INFO] [stdout]   --> src/transform.rs:56:26
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn to_binary(number: &String, types: i32) -> String {
[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] 56 - pub fn to_binary(number: &String, types: i32) -> String {
[INFO] [stdout] 56 + pub fn to_binary(number: &str, types: i32) -> String {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&String` instead of `&str` involves a new object where a slice will do
[INFO] [stdout]   --> src/transform.rs:85:27
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub fn to_decimal(number: &String, types: i32) -> String {
[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] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 85 - pub fn to_decimal(number: &String, types: i32) -> String {
[INFO] [stdout] 85 + pub fn to_decimal(number: &str, types: i32) -> String {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/transform.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 |     return octal;
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 153 -     return octal;
[INFO] [stdout] 153 +     octal
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]    --> src/transform.rs:145:11
[INFO] [stdout]     |
[INFO] [stdout] 145 |     while new_number.len() % 3 != 0 {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace with: `!new_number.len().is_multiple_of(3)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout]     = note: `#[warn(clippy::manual_is_multiple_of)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calling `insert_str()` using a single-character string literal
[INFO] [stdout]    --> src/transform.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |         new_number.insert_str(0, "0");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `insert` with a character literal: `new_number.insert(0, '0')`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_add_str
[INFO] [stdout]     = note: `#[warn(clippy::single_char_add_str)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary use of `to_string`
[INFO] [stdout]    --> src/transform.rs:151:32
[INFO] [stdout]     |
[INFO] [stdout] 151 |         octal.push_str(map.get(&(new_number[start..end].to_string())).unwrap());
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `new_number[start..end]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_to_owned
[INFO] [stdout]     = note: `#[warn(clippy::unnecessary_to_owned)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]    --> src/transform.rs:172:11
[INFO] [stdout]     |
[INFO] [stdout] 172 |     while new_number.len() % 4 != 0 {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace with: `!new_number.len().is_multiple_of(4)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calling `insert_str()` using a single-character string literal
[INFO] [stdout]    --> src/transform.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         new_number.insert_str(0, "0");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `insert` with a character literal: `new_number.insert(0, '0')`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_add_str
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary use of `to_string`
[INFO] [stdout]    --> src/transform.rs:178:30
[INFO] [stdout]     |
[INFO] [stdout] 178 |         hex.push_str(map.get(&(new_number[start..end].to_string())).unwrap());
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `new_number[start..end]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_to_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5a32911882344702ea02f92114a582fc9c53701b683b76f776a16748941e9a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a32911882344702ea02f92114a582fc9c53701b683b76f776a16748941e9a71", kill_on_drop: false }`
[INFO] [stdout] 5a32911882344702ea02f92114a582fc9c53701b683b76f776a16748941e9a71