[INFO] cloning repository https://github.com/lrssnn/solitaire [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lrssnn/solitaire" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flrssnn%2Fsolitaire", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flrssnn%2Fsolitaire'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9303fe2fd639d3204e30670207fe222c5a4a4fce [INFO] checking lrssnn/solitaire against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flrssnn%2Fsolitaire" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lrssnn/solitaire on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lrssnn/solitaire [INFO] finished tweaking git repo https://github.com/lrssnn/solitaire [INFO] tweaked toml for git repo https://github.com/lrssnn/solitaire written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/lrssnn/solitaire 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ncurses v5.88.0 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a9e89ffa5510444ab6a08f2a62c3d5ded25060fd9087d59539577cc0574c1998 [INFO] running `Command { std: "docker" "start" "-a" "a9e89ffa5510444ab6a08f2a62c3d5ded25060fd9087d59539577cc0574c1998", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a9e89ffa5510444ab6a08f2a62c3d5ded25060fd9087d59539577cc0574c1998", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9e89ffa5510444ab6a08f2a62c3d5ded25060fd9087d59539577cc0574c1998", kill_on_drop: false }` [INFO] [stdout] a9e89ffa5510444ab6a08f2a62c3d5ded25060fd9087d59539577cc0574c1998 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fc6cabc4b0c9b3927d14287662430c8f0a8a2f1990aefbaea0895238ee91a75e [INFO] running `Command { std: "docker" "start" "-a" "fc6cabc4b0c9b3927d14287662430c8f0a8a2f1990aefbaea0895238ee91a75e", kill_on_drop: false }` [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Checking libc v0.2.34 [INFO] [stderr] Checking rand v0.4.1 [INFO] [stderr] Compiling ncurses v5.88.0 [INFO] [stderr] Checking solitaire v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ncurses as term` [INFO] [stdout] --> src/player.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use ncurses as term; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ncurses as term` [INFO] [stdout] --> src/player.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use ncurses as term; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `suit` [INFO] [stdout] --> src/player.rs:273:16 [INFO] [stdout] | [INFO] [stdout] 273 | fn target_card(suit: usize, pile: &[Card]) -> Card { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_suit` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/player.rs:274:9 [INFO] [stdout] | [INFO] [stdout] 274 | let mut card = pile.last().unwrap(); [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: static `delay_ms` is never used [INFO] [stdout] --> src/main.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | static delay_ms: u64 = 0; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `delay` is never used [INFO] [stdout] --> src/main.rs:267:4 [INFO] [stdout] | [INFO] [stdout] 267 | fn delay() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `wait_millis` is never used [INFO] [stdout] --> src/main.rs:271:4 [INFO] [stdout] | [INFO] [stdout] 271 | fn wait_millis(millis: u64) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `delay_ms` should have an upper case name [INFO] [stdout] --> src/main.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | static delay_ms: u64 = 0; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `DELAY_MS` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `test_secs` should have an upper case name [INFO] [stdout] --> src/main.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | static test_secs: u64 = 60 * 15; [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to upper case: `TEST_SECS` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 86 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `suit` [INFO] [stdout] --> src/player.rs:273:16 [INFO] [stdout] | [INFO] [stdout] 273 | fn target_card(suit: usize, pile: &[Card]) -> Card { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_suit` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/player.rs:274:9 [INFO] [stdout] | [INFO] [stdout] 274 | let mut card = pile.last().unwrap(); [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: static `delay_ms` is never used [INFO] [stdout] --> src/main.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | static delay_ms: u64 = 0; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `delay` is never used [INFO] [stdout] --> src/main.rs:267:4 [INFO] [stdout] | [INFO] [stdout] 267 | fn delay() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `wait_millis` is never used [INFO] [stdout] --> src/main.rs:271:4 [INFO] [stdout] | [INFO] [stdout] 271 | fn wait_millis(millis: u64) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `delay_ms` should have an upper case name [INFO] [stdout] --> src/main.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | static delay_ms: u64 = 0; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `DELAY_MS` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `test_secs` should have an upper case name [INFO] [stdout] --> src/main.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | static test_secs: u64 = 60 * 15; [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to upper case: `TEST_SECS` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 86 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.69s [INFO] running `Command { std: "docker" "inspect" "fc6cabc4b0c9b3927d14287662430c8f0a8a2f1990aefbaea0895238ee91a75e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc6cabc4b0c9b3927d14287662430c8f0a8a2f1990aefbaea0895238ee91a75e", kill_on_drop: false }` [INFO] [stdout] fc6cabc4b0c9b3927d14287662430c8f0a8a2f1990aefbaea0895238ee91a75e [INFO] checking lrssnn/solitaire against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flrssnn%2Fsolitaire" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lrssnn/solitaire on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lrssnn/solitaire [INFO] finished tweaking git repo https://github.com/lrssnn/solitaire [INFO] tweaked toml for git repo https://github.com/lrssnn/solitaire written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/lrssnn/solitaire 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 783edc2a4d028a6e6a7427917e2fcb2fdd1246d4ca09497dd2da13f9e2e1f04e [INFO] running `Command { std: "docker" "start" "-a" "783edc2a4d028a6e6a7427917e2fcb2fdd1246d4ca09497dd2da13f9e2e1f04e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "783edc2a4d028a6e6a7427917e2fcb2fdd1246d4ca09497dd2da13f9e2e1f04e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "783edc2a4d028a6e6a7427917e2fcb2fdd1246d4ca09497dd2da13f9e2e1f04e", kill_on_drop: false }` [INFO] [stdout] 783edc2a4d028a6e6a7427917e2fcb2fdd1246d4ca09497dd2da13f9e2e1f04e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e18e636f58c38966c8e14c3bdab1b49e7a7d724991a5f3579e911c1ed4577242 [INFO] running `Command { std: "docker" "start" "-a" "e18e636f58c38966c8e14c3bdab1b49e7a7d724991a5f3579e911c1ed4577242", kill_on_drop: false }` [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Checking libc v0.2.34 [INFO] [stderr] Checking rand v0.4.1 [INFO] [stderr] Compiling ncurses v5.88.0 [INFO] [stderr] Checking solitaire v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ncurses as term` [INFO] [stdout] --> src/player.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use ncurses as term; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ncurses as term` [INFO] [stdout] --> src/player.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use ncurses as term; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/player.rs:259:37 [INFO] [stdout] | [INFO] [stdout] 259 | ... panic!(); [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/player.rs:259:37 [INFO] [stdout] | [INFO] [stdout] 259 | ... panic!(); [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `suit` [INFO] [stdout] --> src/player.rs:273:16 [INFO] [stdout] | [INFO] [stdout] 273 | fn target_card(suit: usize, pile: &[Card]) -> Card { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_suit` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/player.rs:274:9 [INFO] [stdout] | [INFO] [stdout] 274 | let mut card = pile.last().unwrap(); [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: unused variable: `suit` [INFO] [stdout] --> src/player.rs:273:16 [INFO] [stdout] | [INFO] [stdout] 273 | fn target_card(suit: usize, pile: &[Card]) -> Card { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_suit` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/player.rs:274:9 [INFO] [stdout] | [INFO] [stdout] 274 | let mut card = pile.last().unwrap(); [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] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `solitaire` (bin "solitaire") due to 2 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `solitaire` (bin "solitaire" test) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "e18e636f58c38966c8e14c3bdab1b49e7a7d724991a5f3579e911c1ed4577242", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e18e636f58c38966c8e14c3bdab1b49e7a7d724991a5f3579e911c1ed4577242", kill_on_drop: false }` [INFO] [stdout] e18e636f58c38966c8e14c3bdab1b49e7a7d724991a5f3579e911c1ed4577242