[INFO] cloning repository https://github.com/Orlha/elle [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Orlha/elle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrlha%2Felle", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrlha%2Felle'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4c69cfea6d09111ac8b81e0e80a023cbc7b7a023 [INFO] testing Orlha/elle against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrlha%2Felle" "/workspace/builds/worker-40/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-40/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Orlha/elle on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Orlha/elle [INFO] finished tweaking git repo https://github.com/Orlha/elle [INFO] tweaked toml for git repo https://github.com/Orlha/elle written to /workspace/builds/worker-40/source/Cargo.toml [INFO] crate git repo https://github.com/Orlha/elle already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded io v0.0.2 [INFO] [stderr] Downloaded libc v0.2.62 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] de2acc1d9bddbc7e15fa0af2a6921e6cd99ab32cbc4e00613f02d5c08ba1aa64 [INFO] running `Command { std: "docker" "start" "-a" "de2acc1d9bddbc7e15fa0af2a6921e6cd99ab32cbc4e00613f02d5c08ba1aa64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "de2acc1d9bddbc7e15fa0af2a6921e6cd99ab32cbc4e00613f02d5c08ba1aa64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de2acc1d9bddbc7e15fa0af2a6921e6cd99ab32cbc4e00613f02d5c08ba1aa64", kill_on_drop: false }` [INFO] [stdout] de2acc1d9bddbc7e15fa0af2a6921e6cd99ab32cbc4e00613f02d5c08ba1aa64 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d58a1f426ee9f5569b754fc0a35aa8cc474d66c90cfb1ca800c772d32307448b [INFO] running `Command { std: "docker" "start" "-a" "d58a1f426ee9f5569b754fc0a35aa8cc474d66c90cfb1ca800c772d32307448b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling numtoa v0.1.0 [INFO] [stderr] Compiling io v0.0.2 [INFO] [stderr] Compiling termion v1.5.3 [INFO] [stderr] Compiling game v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/map.rs:34:49 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn bind_cell(&mut self, id: i32) -> Result<(Pos)> { [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 type [INFO] [stdout] --> src/map.rs:51:65 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn bind_cell_close(&mut self, id: i32, pos: Pos) -> Result<(Pos)> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/game.rs:42:11 [INFO] [stdout] | [INFO] [stdout] 42 | for (x, y) in self.cells.iter() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/game.rs:87:7 [INFO] [stdout] | [INFO] [stdout] 87 | for id in parents { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/game.rs:89:8 [INFO] [stdout] | [INFO] [stdout] 89 | for (id, cell) in self.cells.iter_mut() { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/map.rs:51:36 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn bind_cell_close(&mut self, id: i32, pos: Pos) -> Result<(Pos)> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pos` [INFO] [stdout] --> src/map.rs:51:45 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn bind_cell_close(&mut self, id: i32, pos: Pos) -> Result<(Pos)> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cell` [INFO] [stdout] --> src/map.rs:119:26 [INFO] [stdout] | [INFO] [stdout] 119 | pub fn cell_cell(&self, cell: &mut Cell) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cell` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/map.rs:121:31 [INFO] [stdout] | [INFO] [stdout] 121 | pub fn cell_feast(&mut self, id: i32, pos: Pos) -> Result { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/map.rs:160:34 [INFO] [stdout] | [INFO] [stdout] 160 | pub fn cell_scavenge(&mut self, id: i32, pos: Pos) -> Result { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `d` [INFO] [stdout] --> src/map.rs:207:7 [INFO] [stdout] | [INFO] [stdout] 207 | d if (y as i64) < ENERGY_TOP / ENERGY_DROP => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/game.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | let mut cmd = cell.get_cmd().unwrap() % CMD_SIZE as u8; [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 `std::result::Result` that must be used [INFO] [stdout] --> src/map.rs:208:8 [INFO] [stdout] | [INFO] [stdout] 208 | ... write!(f, "+{:02}|", ENERGY_TOP - ENERGY_DROP * y as i64); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 48.79s [INFO] running `Command { std: "docker" "inspect" "d58a1f426ee9f5569b754fc0a35aa8cc474d66c90cfb1ca800c772d32307448b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d58a1f426ee9f5569b754fc0a35aa8cc474d66c90cfb1ca800c772d32307448b", kill_on_drop: false }` [INFO] [stdout] d58a1f426ee9f5569b754fc0a35aa8cc474d66c90cfb1ca800c772d32307448b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 818b3e946a7c6254cd161a0a4cef0b10100607bc22a43c4e1d8f23a776b02d01 [INFO] running `Command { std: "docker" "start" "-a" "818b3e946a7c6254cd161a0a4cef0b10100607bc22a43c4e1d8f23a776b02d01", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling game v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/map.rs:34:49 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn bind_cell(&mut self, id: i32) -> Result<(Pos)> { [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 type [INFO] [stdout] --> src/map.rs:51:65 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn bind_cell_close(&mut self, id: i32, pos: Pos) -> Result<(Pos)> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/game.rs:42:11 [INFO] [stdout] | [INFO] [stdout] 42 | for (x, y) in self.cells.iter() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/game.rs:87:7 [INFO] [stdout] | [INFO] [stdout] 87 | for id in parents { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/game.rs:89:8 [INFO] [stdout] | [INFO] [stdout] 89 | for (id, cell) in self.cells.iter_mut() { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/map.rs:51:36 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn bind_cell_close(&mut self, id: i32, pos: Pos) -> Result<(Pos)> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pos` [INFO] [stdout] --> src/map.rs:51:45 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn bind_cell_close(&mut self, id: i32, pos: Pos) -> Result<(Pos)> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cell` [INFO] [stdout] --> src/map.rs:119:26 [INFO] [stdout] | [INFO] [stdout] 119 | pub fn cell_cell(&self, cell: &mut Cell) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cell` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/map.rs:121:31 [INFO] [stdout] | [INFO] [stdout] 121 | pub fn cell_feast(&mut self, id: i32, pos: Pos) -> Result { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/map.rs:160:34 [INFO] [stdout] | [INFO] [stdout] 160 | pub fn cell_scavenge(&mut self, id: i32, pos: Pos) -> Result { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `d` [INFO] [stdout] --> src/map.rs:207:7 [INFO] [stdout] | [INFO] [stdout] 207 | d if (y as i64) < ENERGY_TOP / ENERGY_DROP => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/game.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | let mut cmd = cell.get_cmd().unwrap() % CMD_SIZE as u8; [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 `std::result::Result` that must be used [INFO] [stdout] --> src/map.rs:208:8 [INFO] [stdout] | [INFO] [stdout] 208 | ... write!(f, "+{:02}|", ENERGY_TOP - ENERGY_DROP * y as i64); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.28s [INFO] running `Command { std: "docker" "inspect" "818b3e946a7c6254cd161a0a4cef0b10100607bc22a43c4e1d8f23a776b02d01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "818b3e946a7c6254cd161a0a4cef0b10100607bc22a43c4e1d8f23a776b02d01", kill_on_drop: false }` [INFO] [stdout] 818b3e946a7c6254cd161a0a4cef0b10100607bc22a43c4e1d8f23a776b02d01 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9d4827549dd26540ba0f894d4b61d7329f188e693052ff390f957ec6f97be6ef [INFO] running `Command { std: "docker" "start" "-a" "9d4827549dd26540ba0f894d4b61d7329f188e693052ff390f957ec6f97be6ef", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/map.rs:34:49 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn bind_cell(&mut self, id: i32) -> Result<(Pos)> { [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 type [INFO] [stderr] --> src/map.rs:51:65 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn bind_cell_close(&mut self, id: i32, pos: Pos) -> Result<(Pos)> { [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/game.rs:42:11 [INFO] [stderr] | [INFO] [stderr] 42 | for (x, y) in self.cells.iter() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `id` [INFO] [stderr] --> src/game.rs:87:7 [INFO] [stderr] | [INFO] [stderr] 87 | for id in parents { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `id` [INFO] [stderr] --> src/game.rs:89:8 [INFO] [stderr] | [INFO] [stderr] 89 | for (id, cell) in self.cells.iter_mut() { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `id` [INFO] [stderr] --> src/map.rs:51:36 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn bind_cell_close(&mut self, id: i32, pos: Pos) -> Result<(Pos)> { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pos` [INFO] [stderr] --> src/map.rs:51:45 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn bind_cell_close(&mut self, id: i32, pos: Pos) -> Result<(Pos)> { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cell` [INFO] [stderr] --> src/map.rs:119:26 [INFO] [stderr] | [INFO] [stderr] 119 | pub fn cell_cell(&self, cell: &mut Cell) { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cell` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `id` [INFO] [stderr] --> src/map.rs:121:31 [INFO] [stderr] | [INFO] [stderr] 121 | pub fn cell_feast(&mut self, id: i32, pos: Pos) -> Result { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `id` [INFO] [stderr] --> src/map.rs:160:34 [INFO] [stderr] | [INFO] [stderr] 160 | pub fn cell_scavenge(&mut self, id: i32, pos: Pos) -> Result { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `d` [INFO] [stderr] --> src/map.rs:207:7 [INFO] [stderr] | [INFO] [stderr] 207 | d if (y as i64) < ENERGY_TOP / ENERGY_DROP => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_d` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/game.rs:98:9 [INFO] [stderr] | [INFO] [stderr] 98 | let mut cmd = cell.get_cmd().unwrap() % CMD_SIZE as u8; [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/map.rs:208:8 [INFO] [stderr] | [INFO] [stderr] 208 | ... write!(f, "+{:02}|", ENERGY_TOP - ENERGY_DROP * y as i64); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `game` (bin "game" test) generated 13 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/game-da90664cb25e4c81) [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" "9d4827549dd26540ba0f894d4b61d7329f188e693052ff390f957ec6f97be6ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d4827549dd26540ba0f894d4b61d7329f188e693052ff390f957ec6f97be6ef", kill_on_drop: false }` [INFO] [stdout] 9d4827549dd26540ba0f894d4b61d7329f188e693052ff390f957ec6f97be6ef