[INFO] cloning repository https://github.com/AsyncEgg/primorial_of_a_number
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AsyncEgg/primorial_of_a_number" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAsyncEgg%2Fprimorial_of_a_number", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAsyncEgg%2Fprimorial_of_a_number'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb9ffb7233d985921947eb3aa74b01e3d5ef94f5
[INFO] linting AsyncEgg/primorial_of_a_number against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAsyncEgg%2Fprimorial_of_a_number" "/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/AsyncEgg/primorial_of_a_number
[INFO] finished tweaking git repo https://github.com/AsyncEgg/primorial_of_a_number
[INFO] tweaked toml for git repo https://github.com/AsyncEgg/primorial_of_a_number written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AsyncEgg/primorial_of_a_number 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/AsyncEgg/primorial_of_a_number 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]  Downloading crates ...
[INFO] [stderr]   Downloaded tui v0.19.0
[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] 9b8550428796627ab045472f318c4f5888b050dcf90653facec5d791c37669b4
[INFO] running `Command { std: "docker" "start" "-a" "9b8550428796627ab045472f318c4f5888b050dcf90653facec5d791c37669b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b8550428796627ab045472f318c4f5888b050dcf90653facec5d791c37669b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b8550428796627ab045472f318c4f5888b050dcf90653facec5d791c37669b4", kill_on_drop: false }`
[INFO] [stdout] 9b8550428796627ab045472f318c4f5888b050dcf90653facec5d791c37669b4
[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] 4f4b06236ff8e6b3477b66ba662a3b952b4c306de17193ff77b04d75cfb87c2d
[INFO] running `Command { std: "docker" "start" "-a" "4f4b06236ff8e6b3477b66ba662a3b952b4c306de17193ff77b04d75cfb87c2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking parking_lot_core v0.9.7
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]     Checking tui v0.19.0
[INFO] [stderr]     Checking primorial_of_a_number v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the loop variable `i` is used to index `sieve`
[INFO] [stdout]    --> src/lib.rs:105:14
[INFO] [stdout]     |
[INFO] [stdout] 105 |     for i in 1..=sieve_limit {
[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 and enumerate()
[INFO] [stdout]     |
[INFO] [stdout] 105 -     for i in 1..=sieve_limit {
[INFO] [stdout] 105 +     for (i, <item>) in sieve.iter().enumerate().take(sieve_limit + 1).skip(1) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you don't need to add `&` to all patterns
[INFO] [stdout]    --> src/lib.rs:169:5
[INFO] [stdout]     |
[INFO] [stdout] 169 | /     match read_mode {
[INFO] [stdout] 170 | |         &ReadMode::Bin => {
[INFO] [stdout] 171 | |             let start = std::time::Instant::now();//Timer started
[INFO] [stdout] ...   |
[INFO] [stdout] 196 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stdout]     = note: `#[warn(clippy::match_ref_pats)]` on by default
[INFO] [stdout] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stdout]     |
[INFO] [stdout] 169 ~     match *read_mode {
[INFO] [stdout] 170 ~         ReadMode::Bin => {
[INFO] [stdout] 171 |             let start = std::time::Instant::now();//Timer started
[INFO] [stdout] ...
[INFO] [stdout] 181 |         }
[INFO] [stdout] 182 ~         ReadMode::Txt => {
[INFO] [stdout] 183 |             let start = std::time::Instant::now();//Timer started
[INFO] [stdout] ...
[INFO] [stdout] 192 |         }
[INFO] [stdout] 193 ~         ReadMode::None => {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `i` is used to index `sieve`
[INFO] [stdout]    --> src/lib.rs:105:14
[INFO] [stdout]     |
[INFO] [stdout] 105 |     for i in 1..=sieve_limit {
[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 and enumerate()
[INFO] [stdout]     |
[INFO] [stdout] 105 -     for i in 1..=sieve_limit {
[INFO] [stdout] 105 +     for (i, <item>) in sieve.iter().enumerate().take(sieve_limit + 1).skip(1) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you don't need to add `&` to all patterns
[INFO] [stdout]    --> src/lib.rs:169:5
[INFO] [stdout]     |
[INFO] [stdout] 169 | /     match read_mode {
[INFO] [stdout] 170 | |         &ReadMode::Bin => {
[INFO] [stdout] 171 | |             let start = std::time::Instant::now();//Timer started
[INFO] [stdout] ...   |
[INFO] [stdout] 196 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stdout]     = note: `#[warn(clippy::match_ref_pats)]` on by default
[INFO] [stdout] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stdout]     |
[INFO] [stdout] 169 ~     match *read_mode {
[INFO] [stdout] 170 ~         ReadMode::Bin => {
[INFO] [stdout] 171 |             let start = std::time::Instant::now();//Timer started
[INFO] [stdout] ...
[INFO] [stdout] 181 |         }
[INFO] [stdout] 182 ~         ReadMode::Txt => {
[INFO] [stdout] 183 |             let start = std::time::Instant::now();//Timer started
[INFO] [stdout] ...
[INFO] [stdout] 192 |         }
[INFO] [stdout] 193 ~         ReadMode::None => {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/main.rs:111:56
[INFO] [stdout]     |
[INFO] [stdout] 111 |                         if app.scroll_position != 0 && !((app.scroll_position as i32 - 9) <= 0) {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `((app.scroll_position as i32 - 9) > 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 `if` can be collapsed into the outer `match`
[INFO] [stdout]    --> src/main.rs:102:25
[INFO] [stdout]     |
[INFO] [stdout] 102 | /                         if app.scroll_position != 0 {
[INFO] [stdout] 103 | |                             app.scroll_position -= 1
[INFO] [stdout] 104 | |                         }
[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] 101 ~                     KeyCode::Up
[INFO] [stdout] 102 ~                         if app.scroll_position != 0 => {
[INFO] [stdout] 103 |                             app.scroll_position -= 1
[INFO] [stdout] 104 ~                         }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` can be collapsed into the outer `match`
[INFO] [stdout]    --> src/main.rs:111:25
[INFO] [stdout]     |
[INFO] [stdout] 111 | /                         if app.scroll_position != 0 && !((app.scroll_position as i32 - 9) <= 0) {
[INFO] [stdout] 112 | |                             app.scroll_position -= 10
[INFO] [stdout] 113 | |                         }
[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] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 110 ~                     KeyCode::Left
[INFO] [stdout] 111 ~                         if app.scroll_position != 0 && !((app.scroll_position as i32 - 9) <= 0) => {
[INFO] [stdout] 112 |                             app.scroll_position -= 10
[INFO] [stdout] 113 ~                         }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]    --> src/main.rs:122:37
[INFO] [stdout]     |
[INFO] [stdout] 122 |                         if drain == String::from("quit") || drain == String::from("q") {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^ help: try: `"quit"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout]     = note: `#[warn(clippy::cmp_owned)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]    --> src/main.rs:122:70
[INFO] [stdout]     |
[INFO] [stdout] 122 |                         if drain == String::from("quit") || drain == String::from("q") {
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^^^^^^^ help: try: `"q"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `char::is_digit` with literal radix of 10
[INFO] [stdout]    --> src/main.rs:126:52
[INFO] [stdout]     |
[INFO] [stdout] 126 |                         if !drain.chars().all(|ch| ch.is_digit(10)) || drain == String::new() {
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^ help: try: `ch.is_ascii_digit()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#is_digit_ascii_radix
[INFO] [stdout]     = note: `#[warn(clippy::is_digit_ascii_radix)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/main.rs:145:33
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   return write_biguint_to_file(output, &app.write_mode)
[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] 145 -                                 return write_biguint_to_file(output, &app.write_mode)
[INFO] [stdout] 145 +                                 write_biguint_to_file(output, &app.write_mode)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/main.rs:292:33
[INFO] [stdout]     |
[INFO] [stdout] 292 |     let status = Paragraph::new(format!("{}",app.primes_status))
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `app.primes_status.to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout]     = note: `#[warn(clippy::useless_format)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/main.rs:298:33
[INFO] [stdout]     |
[INFO] [stdout] 298 |     let status = Paragraph::new(format!("{}",app.primorial_status))
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `app.primorial_status.to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/main.rs:320:41
[INFO] [stdout]     |
[INFO] [stdout] 320 |             let status = Paragraph::new(format!("{}",app.file_status))
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `app.file_status.to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded late initialization
[INFO] [stdout]    --> src/main.rs:330:5
[INFO] [stdout]     |
[INFO] [stdout] 330 |     let output;
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_late_init
[INFO] [stdout]     = note: `#[warn(clippy::needless_late_init)]` on by default
[INFO] [stdout] help: move the declaration `output` here and remove the assignments from the `match` arms
[INFO] [stdout]     |
[INFO] [stdout] 330 ~     
[INFO] [stdout] 331 |
[INFO] [stdout] 332 ~     let output = match app.output_switch {
[INFO] [stdout] 333 |         OutputSwitch::Enabled => {
[INFO] [stdout] 334 ~             string_wrap(&app.output, chunk_width, &app.output_mode)
[INFO] [stdout] 335 |         }
[INFO] [stdout] 336 |         OutputSwitch::Disabled => {
[INFO] [stdout] 337 ~             "Output disabled; Type output enable to enable output".to_string()
[INFO] [stdout] 338 |         }
[INFO] [stdout] 339 ~     };
[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/main.rs:360:24
[INFO] [stdout]     |
[INFO] [stdout] 360 | fn string_wrap(string: &String, chunk_width: u16, output_mode: &OutputMode) -> 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] 360 - fn string_wrap(string: &String, chunk_width: u16, output_mode: &OutputMode) -> String {
[INFO] [stdout] 360 + fn string_wrap(string: &str, chunk_width: u16, output_mode: &OutputMode) -> String {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/main.rs:111:56
[INFO] [stdout]     |
[INFO] [stdout] 111 |                         if app.scroll_position != 0 && !((app.scroll_position as i32 - 9) <= 0) {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `((app.scroll_position as i32 - 9) > 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 `if` can be collapsed into the outer `match`
[INFO] [stdout]    --> src/main.rs:102:25
[INFO] [stdout]     |
[INFO] [stdout] 102 | /                         if app.scroll_position != 0 {
[INFO] [stdout] 103 | |                             app.scroll_position -= 1
[INFO] [stdout] 104 | |                         }
[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] 101 ~                     KeyCode::Up
[INFO] [stdout] 102 ~                         if app.scroll_position != 0 => {
[INFO] [stdout] 103 |                             app.scroll_position -= 1
[INFO] [stdout] 104 ~                         }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` can be collapsed into the outer `match`
[INFO] [stdout]    --> src/main.rs:111:25
[INFO] [stdout]     |
[INFO] [stdout] 111 | /                         if app.scroll_position != 0 && !((app.scroll_position as i32 - 9) <= 0) {
[INFO] [stdout] 112 | |                             app.scroll_position -= 10
[INFO] [stdout] 113 | |                         }
[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] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 110 ~                     KeyCode::Left
[INFO] [stdout] 111 ~                         if app.scroll_position != 0 && !((app.scroll_position as i32 - 9) <= 0) => {
[INFO] [stdout] 112 |                             app.scroll_position -= 10
[INFO] [stdout] 113 ~                         }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]    --> src/main.rs:122:37
[INFO] [stdout]     |
[INFO] [stdout] 122 |                         if drain == String::from("quit") || drain == String::from("q") {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^ help: try: `"quit"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout]     = note: `#[warn(clippy::cmp_owned)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]    --> src/main.rs:122:70
[INFO] [stdout]     |
[INFO] [stdout] 122 |                         if drain == String::from("quit") || drain == String::from("q") {
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^^^^^^^ help: try: `"q"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `char::is_digit` with literal radix of 10
[INFO] [stdout]    --> src/main.rs:126:52
[INFO] [stdout]     |
[INFO] [stdout] 126 |                         if !drain.chars().all(|ch| ch.is_digit(10)) || drain == String::new() {
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^ help: try: `ch.is_ascii_digit()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#is_digit_ascii_radix
[INFO] [stdout]     = note: `#[warn(clippy::is_digit_ascii_radix)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless conversion to the same type: `std::slice::Chunks<'_, char>`
[INFO] [stdout]    --> src/main.rs:361:5
[INFO] [stdout]     |
[INFO] [stdout] 361 | /     string
[INFO] [stdout] 362 | |     .chars()
[INFO] [stdout] 363 | |     .collect::<Vec<_>>()
[INFO] [stdout] 364 | |     .chunks(chunk_width.into())
[INFO] [stdout] 365 | |     .into_iter()
[INFO] [stdout]     | |________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_conversion
[INFO] [stdout]     = note: `#[warn(clippy::useless_conversion)]` on by default
[INFO] [stdout] help: consider removing `.into_iter()`
[INFO] [stdout]     |
[INFO] [stdout] 361 ~     string
[INFO] [stdout] 362 +     .chars()
[INFO] [stdout] 363 +     .collect::<Vec<_>>()
[INFO] [stdout] 364 +     .chunks(chunk_width.into())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `.into_iter()` call is equivalent to `.iter()` and will not consume the `slice`
[INFO] [stdout]    --> src/main.rs:366:24
[INFO] [stdout]     |
[INFO] [stdout] 366 |     .map(|chunk| chunk.into_iter().collect::<String>())
[INFO] [stdout]     |                        ^^^^^^^^^ help: call directly: `iter`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stdout]     = note: `#[warn(clippy::into_iter_on_ref)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/main.rs:369:9
[INFO] [stdout]     |
[INFO] [stdout] 369 | /         return match output_mode {
[INFO] [stdout] 370 | |             OutputMode::Number => format!("{}~ {}",i+1,s ).to_string(),
[INFO] [stdout] 371 | |             OutputMode::Message => s
[INFO] [stdout] 372 | |         }
[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] 369 ~         match output_mode {
[INFO] [stdout] 370 +             OutputMode::Number => format!("{}~ {}",i+1,s ).to_string(),
[INFO] [stdout] 371 +             OutputMode::Message => s
[INFO] [stdout] 372 +         }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/main.rs:145:33
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   return write_biguint_to_file(output, &app.write_mode)
[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] 145 -                                 return write_biguint_to_file(output, &app.write_mode)
[INFO] [stdout] 145 +                                 write_biguint_to_file(output, &app.write_mode)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/main.rs:292:33
[INFO] [stdout]     |
[INFO] [stdout] 292 |     let status = Paragraph::new(format!("{}",app.primes_status))
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `app.primes_status.to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout]     = note: `#[warn(clippy::useless_format)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/main.rs:298:33
[INFO] [stdout]     |
[INFO] [stdout] 298 |     let status = Paragraph::new(format!("{}",app.primorial_status))
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `app.primorial_status.to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/main.rs:320:41
[INFO] [stdout]     |
[INFO] [stdout] 320 |             let status = Paragraph::new(format!("{}",app.file_status))
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `app.file_status.to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded late initialization
[INFO] [stdout]    --> src/main.rs:330:5
[INFO] [stdout]     |
[INFO] [stdout] 330 |     let output;
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_late_init
[INFO] [stdout]     = note: `#[warn(clippy::needless_late_init)]` on by default
[INFO] [stdout] help: move the declaration `output` here and remove the assignments from the `match` arms
[INFO] [stdout]     |
[INFO] [stdout] 330 ~     
[INFO] [stdout] 331 |
[INFO] [stdout] 332 ~     let output = match app.output_switch {
[INFO] [stdout] 333 |         OutputSwitch::Enabled => {
[INFO] [stdout] 334 ~             string_wrap(&app.output, chunk_width, &app.output_mode)
[INFO] [stdout] 335 |         }
[INFO] [stdout] 336 |         OutputSwitch::Disabled => {
[INFO] [stdout] 337 ~             "Output disabled; Type output enable to enable output".to_string()
[INFO] [stdout] 338 |         }
[INFO] [stdout] 339 ~     };
[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/main.rs:360:24
[INFO] [stdout]     |
[INFO] [stdout] 360 | fn string_wrap(string: &String, chunk_width: u16, output_mode: &OutputMode) -> 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] 360 - fn string_wrap(string: &String, chunk_width: u16, output_mode: &OutputMode) -> String {
[INFO] [stdout] 360 + fn string_wrap(string: &str, chunk_width: u16, output_mode: &OutputMode) -> String {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless conversion to the same type: `std::slice::Chunks<'_, char>`
[INFO] [stdout]    --> src/main.rs:361:5
[INFO] [stdout]     |
[INFO] [stdout] 361 | /     string
[INFO] [stdout] 362 | |     .chars()
[INFO] [stdout] 363 | |     .collect::<Vec<_>>()
[INFO] [stdout] 364 | |     .chunks(chunk_width.into())
[INFO] [stdout] 365 | |     .into_iter()
[INFO] [stdout]     | |________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_conversion
[INFO] [stdout]     = note: `#[warn(clippy::useless_conversion)]` on by default
[INFO] [stdout] help: consider removing `.into_iter()`
[INFO] [stdout]     |
[INFO] [stdout] 361 ~     string
[INFO] [stdout] 362 +     .chars()
[INFO] [stdout] 363 +     .collect::<Vec<_>>()
[INFO] [stdout] 364 +     .chunks(chunk_width.into())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `.into_iter()` call is equivalent to `.iter()` and will not consume the `slice`
[INFO] [stdout]    --> src/main.rs:366:24
[INFO] [stdout]     |
[INFO] [stdout] 366 |     .map(|chunk| chunk.into_iter().collect::<String>())
[INFO] [stdout]     |                        ^^^^^^^^^ help: call directly: `iter`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stdout]     = note: `#[warn(clippy::into_iter_on_ref)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/main.rs:369:9
[INFO] [stdout]     |
[INFO] [stdout] 369 | /         return match output_mode {
[INFO] [stdout] 370 | |             OutputMode::Number => format!("{}~ {}",i+1,s ).to_string(),
[INFO] [stdout] 371 | |             OutputMode::Message => s
[INFO] [stdout] 372 | |         }
[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] 369 ~         match output_mode {
[INFO] [stdout] 370 +             OutputMode::Number => format!("{}~ {}",i+1,s ).to_string(),
[INFO] [stdout] 371 +             OutputMode::Message => s
[INFO] [stdout] 372 +         }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.96s
[INFO] running `Command { std: "docker" "inspect" "4f4b06236ff8e6b3477b66ba662a3b952b4c306de17193ff77b04d75cfb87c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f4b06236ff8e6b3477b66ba662a3b952b4c306de17193ff77b04d75cfb87c2d", kill_on_drop: false }`
[INFO] [stdout] 4f4b06236ff8e6b3477b66ba662a3b952b4c306de17193ff77b04d75cfb87c2d