[INFO] cloning repository https://github.com/robcampbell79/tic-tac-toe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robcampbell79/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobcampbell79%2Ftic-tac-toe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobcampbell79%2Ftic-tac-toe'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bcc278fb4f216389748a14d8d034836dc9acf7a0 [INFO] testing robcampbell79/tic-tac-toe against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobcampbell79%2Ftic-tac-toe" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/robcampbell79/tic-tac-toe on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/robcampbell79/tic-tac-toe [INFO] finished tweaking git repo https://github.com/robcampbell79/tic-tac-toe [INFO] tweaked toml for git repo https://github.com/robcampbell79/tic-tac-toe written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/robcampbell79/tic-tac-toe already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ece7eb4e9788b3d56cdbef2dc7361f6820b15ef3d295d8b33214db28ede1b871 [INFO] running `Command { std: "docker" "start" "-a" "ece7eb4e9788b3d56cdbef2dc7361f6820b15ef3d295d8b33214db28ede1b871", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ece7eb4e9788b3d56cdbef2dc7361f6820b15ef3d295d8b33214db28ede1b871", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ece7eb4e9788b3d56cdbef2dc7361f6820b15ef3d295d8b33214db28ede1b871", kill_on_drop: false }` [INFO] [stdout] ece7eb4e9788b3d56cdbef2dc7361f6820b15ef3d295d8b33214db28ede1b871 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 495ae0cba652e464455cdca2477c7ad087a21ea7192ef163c72a050eed98b1bf [INFO] running `Command { std: "docker" "start" "-a" "495ae0cba652e464455cdca2477c7ad087a21ea7192ef163c72a050eed98b1bf", kill_on_drop: false }` [INFO] [stderr] Compiling tic-tac-toe v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around pattern [INFO] [stdout] --> src/lib.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 97 | (_) => println!("Invalid number."), [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around pattern [INFO] [stdout] --> src/lib.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | (_) => println!("Invalid number."), [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around pattern [INFO] [stdout] --> src/lib.rs:149:13 [INFO] [stdout] | [INFO] [stdout] 149 | (_) => println!("Invalid number."), [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `winner` is never read [INFO] [stdout] --> src/lib.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | let mut winner: bool = false; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let mut row_name = make_move[0..1].trim(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | let mut row_num = make_move[1..2].trim(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | let mut marker = &player.marker; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `marker` [INFO] [stdout] --> src/main.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | let mut marker: String; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_marker` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index_num` [INFO] [stdout] --> src/main.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let mut index_num: usize; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_index_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `games_played` is assigned to, but never used [INFO] [stdout] --> src/main.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut games_played: u32 = 0; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_games_played` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `Command { std: "docker" "inspect" "495ae0cba652e464455cdca2477c7ad087a21ea7192ef163c72a050eed98b1bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "495ae0cba652e464455cdca2477c7ad087a21ea7192ef163c72a050eed98b1bf", kill_on_drop: false }` [INFO] [stdout] 495ae0cba652e464455cdca2477c7ad087a21ea7192ef163c72a050eed98b1bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 461362c327ecff20bf8dd3de83bb51319a4b19dca6e66abe76b5ad60d2aca4d1 [INFO] running `Command { std: "docker" "start" "-a" "461362c327ecff20bf8dd3de83bb51319a4b19dca6e66abe76b5ad60d2aca4d1", kill_on_drop: false }` [INFO] [stdout] warning: unnecessary parentheses around pattern [INFO] [stdout] --> src/lib.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 97 | (_) => println!("Invalid number."), [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around pattern [INFO] [stdout] --> src/lib.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | (_) => println!("Invalid number."), [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around pattern [INFO] [stdout] --> src/lib.rs:149:13 [INFO] [stdout] | [INFO] [stdout] 149 | (_) => println!("Invalid number."), [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `winner` is never read [INFO] [stdout] --> src/lib.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | let mut winner: bool = false; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let mut row_name = make_move[0..1].trim(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | let mut row_num = make_move[1..2].trim(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | let mut marker = &player.marker; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tic-tac-toe v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around pattern [INFO] [stdout] --> src/lib.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 97 | (_) => println!("Invalid number."), [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around pattern [INFO] [stdout] --> src/lib.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | (_) => println!("Invalid number."), [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around pattern [INFO] [stdout] --> src/lib.rs:149:13 [INFO] [stdout] | [INFO] [stdout] 149 | (_) => println!("Invalid number."), [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `marker` [INFO] [stdout] --> src/main.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | let mut marker: String; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_marker` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index_num` [INFO] [stdout] --> src/main.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let mut index_num: usize; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_index_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `games_played` is assigned to, but never used [INFO] [stdout] --> src/main.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut games_played: u32 = 0; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_games_played` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `winner` is never read [INFO] [stdout] --> src/lib.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | let mut winner: bool = false; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let mut row_name = make_move[0..1].trim(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | let mut row_num = make_move[1..2].trim(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | let mut marker = &player.marker; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.27s [INFO] running `Command { std: "docker" "inspect" "461362c327ecff20bf8dd3de83bb51319a4b19dca6e66abe76b5ad60d2aca4d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "461362c327ecff20bf8dd3de83bb51319a4b19dca6e66abe76b5ad60d2aca4d1", kill_on_drop: false }` [INFO] [stdout] 461362c327ecff20bf8dd3de83bb51319a4b19dca6e66abe76b5ad60d2aca4d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b337228db7b1b5666d5dec04b03b48906278339624dd9f10bf639ccc3202a4bc [INFO] running `Command { std: "docker" "start" "-a" "b337228db7b1b5666d5dec04b03b48906278339624dd9f10bf639ccc3202a4bc", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/lib.rs:97:13 [INFO] [stderr] | [INFO] [stderr] 97 | (_) => println!("Invalid number."), [INFO] [stderr] | ^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/lib.rs:123:13 [INFO] [stderr] | [INFO] [stderr] 123 | (_) => println!("Invalid number."), [INFO] [stderr] | ^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/lib.rs:149:13 [INFO] [stderr] | [INFO] [stderr] 149 | (_) => println!("Invalid number."), [INFO] [stderr] | ^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: value assigned to `winner` is never read [INFO] [stderr] --> src/lib.rs:12:17 [INFO] [stderr] | [INFO] [stderr] 12 | let mut winner: bool = false; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:69:9 [INFO] [stderr] | [INFO] [stderr] 69 | let mut row_name = make_move[0..1].trim(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:70:9 [INFO] [stderr] | [INFO] [stderr] 70 | let mut row_num = make_move[1..2].trim(); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | let mut marker = &player.marker; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/lib.rs:97:13 [INFO] [stderr] | [INFO] [stderr] 97 | (_) => println!("Invalid number."), [INFO] [stderr] | ^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/lib.rs:123:13 [INFO] [stderr] | [INFO] [stderr] 123 | (_) => println!("Invalid number."), [INFO] [stderr] | ^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/lib.rs:149:13 [INFO] [stderr] | [INFO] [stderr] 149 | (_) => println!("Invalid number."), [INFO] [stderr] | ^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: value assigned to `winner` is never read [INFO] [stderr] --> src/lib.rs:12:17 [INFO] [stderr] | [INFO] [stderr] 12 | let mut winner: bool = false; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:69:9 [INFO] [stderr] | [INFO] [stderr] 69 | let mut row_name = make_move[0..1].trim(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:70:9 [INFO] [stderr] | [INFO] [stderr] 70 | let mut row_num = make_move[1..2].trim(); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | let mut marker = &player.marker; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `marker` [INFO] [stderr] --> src/main.rs:17:13 [INFO] [stderr] | [INFO] [stderr] 17 | let mut marker: String; [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_marker` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index_num` [INFO] [stderr] --> src/main.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | let mut index_num: usize; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_index_num` [INFO] [stderr] [INFO] [stderr] warning: variable `games_played` is assigned to, but never used [INFO] [stderr] --> src/main.rs:19:13 [INFO] [stderr] | [INFO] [stderr] 19 | let mut games_played: u32 = 0; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_games_played` instead [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tic_tac_toe-1db7302c9aca908d) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tic_tac_toe-6af0528339c538aa) [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests tic-tac-toe [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:97:13 [INFO] [stderr] | [INFO] [stderr] 97 | (_) => println!("Invalid number."), [INFO] [stderr] | ^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:123:13 [INFO] [stderr] | [INFO] [stderr] 123 | (_) => println!("Invalid number."), [INFO] [stderr] | ^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:149:13 [INFO] [stderr] | [INFO] [stderr] 149 | (_) => println!("Invalid number."), [INFO] [stderr] | ^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b337228db7b1b5666d5dec04b03b48906278339624dd9f10bf639ccc3202a4bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b337228db7b1b5666d5dec04b03b48906278339624dd9f10bf639ccc3202a4bc", kill_on_drop: false }` [INFO] [stdout] b337228db7b1b5666d5dec04b03b48906278339624dd9f10bf639ccc3202a4bc