[INFO] cloning repository https://github.com/craccho/cube_rust_example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/craccho/cube_rust_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcraccho%2Fcube_rust_example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcraccho%2Fcube_rust_example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fd74ccfa52f0118daaf8c52d06181da21564c40e [INFO] checking craccho/cube_rust_example against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcraccho%2Fcube_rust_example" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/craccho/cube_rust_example on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/craccho/cube_rust_example [INFO] finished tweaking git repo https://github.com/craccho/cube_rust_example [INFO] tweaked toml for git repo https://github.com/craccho/cube_rust_example written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/craccho/cube_rust_example already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bf1a5be0bfcf0b8e8b1a3ff88ff4db799e92fc215ef17b288a37b16994029bad [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "bf1a5be0bfcf0b8e8b1a3ff88ff4db799e92fc215ef17b288a37b16994029bad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bf1a5be0bfcf0b8e8b1a3ff88ff4db799e92fc215ef17b288a37b16994029bad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf1a5be0bfcf0b8e8b1a3ff88ff4db799e92fc215ef17b288a37b16994029bad", kill_on_drop: false }` [INFO] [stdout] bf1a5be0bfcf0b8e8b1a3ff88ff4db799e92fc215ef17b288a37b16994029bad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 80e52fa33be3eb29e498c610d0911d51db988c213790dddc41e5f2f09bc98071 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "80e52fa33be3eb29e498c610d0911d51db988c213790dddc41e5f2f09bc98071", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking cube v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `sequence4` [INFO] [stdout] --> src/main.rs:1084:9 [INFO] [stdout] | [INFO] [stdout] 1084 | let sequence4 = vec![ [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sequence4` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sequence5` [INFO] [stdout] --> src/main.rs:1092:9 [INFO] [stdout] | [INFO] [stdout] 1092 | let sequence5 = vec![ [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sequence5` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sc2` [INFO] [stdout] --> src/main.rs:1109:9 [INFO] [stdout] | [INFO] [stdout] 1109 | let sc2 = Perm::from_scramble("R", solver); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sc2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `depth` is never read [INFO] [stdout] --> src/main.rs:894:21 [INFO] [stdout] | [INFO] [stdout] 894 | let mut depth = 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: unused variable: `sequence4` [INFO] [stdout] --> src/main.rs:1084:9 [INFO] [stdout] | [INFO] [stdout] 1084 | let sequence4 = vec![ [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sequence4` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sequence5` [INFO] [stdout] --> src/main.rs:1092:9 [INFO] [stdout] | [INFO] [stdout] 1092 | let sequence5 = vec![ [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sequence5` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sc2` [INFO] [stdout] --> src/main.rs:1109:9 [INFO] [stdout] | [INFO] [stdout] 1109 | let sc2 = Perm::from_scramble("R", solver); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sc2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `depth` is never read [INFO] [stdout] --> src/main.rs:894:21 [INFO] [stdout] | [INFO] [stdout] 894 | let mut depth = 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/main.rs:892:21 [INFO] [stdout] | [INFO] [stdout] 892 | let mut no = *no; [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: variant is never constructed: `X` [INFO] [stdout] --> src/main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | X, Xi, Y, Yi, Z, Zi, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Xi` [INFO] [stdout] --> src/main.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | X, Xi, Y, Yi, Z, Zi, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Y` [INFO] [stdout] --> src/main.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | X, Xi, Y, Yi, Z, Zi, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Yi` [INFO] [stdout] --> src/main.rs:20:15 [INFO] [stdout] | [INFO] [stdout] 20 | X, Xi, Y, Yi, Z, Zi, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Z` [INFO] [stdout] --> src/main.rs:20:19 [INFO] [stdout] | [INFO] [stdout] 20 | X, Xi, Y, Yi, Z, Zi, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Zi` [INFO] [stdout] --> src/main.rs:20:22 [INFO] [stdout] | [INFO] [stdout] 20 | X, Xi, Y, Yi, Z, Zi, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `inverse` [INFO] [stdout] --> src/main.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | fn inverse(self) -> Rotation { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `rotate_sticker` [INFO] [stdout] --> src/main.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn rotate_sticker(s: u8, r: &Rotation) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rotate` [INFO] [stdout] --> src/main.rs:95:8 [INFO] [stdout] | [INFO] [stdout] 95 | fn rotate(&self, rotation: &Rotation) -> Self { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rotate` [INFO] [stdout] --> src/main.rs:156:8 [INFO] [stdout] | [INFO] [stdout] 156 | fn rotate(&mut self, rotation: &Rotation) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rotation` [INFO] [stdout] --> src/main.rs:161:8 [INFO] [stdout] | [INFO] [stdout] 161 | fn rotation(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reverse` [INFO] [stdout] --> src/main.rs:209:8 [INFO] [stdout] | [INFO] [stdout] 209 | fn reverse(&self) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/main.rs:235:8 [INFO] [stdout] | [INFO] [stdout] 235 | fn new() -> Perm { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rotate` [INFO] [stdout] --> src/main.rs:640:8 [INFO] [stdout] | [INFO] [stdout] 640 | fn rotate(&mut self, rotation: &Rotation) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `orient` [INFO] [stdout] --> src/main.rs:1017:8 [INFO] [stdout] | [INFO] [stdout] 1017 | fn orient(&mut self, o: &Orientation) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:892:21 [INFO] [stdout] | [INFO] [stdout] 892 | let mut no = *no; [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: variant is never constructed: `X` [INFO] [stdout] --> src/main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | X, Xi, Y, Yi, Z, Zi, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Xi` [INFO] [stdout] --> src/main.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | X, Xi, Y, Yi, Z, Zi, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Y` [INFO] [stdout] --> src/main.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | X, Xi, Y, Yi, Z, Zi, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Yi` [INFO] [stdout] --> src/main.rs:20:15 [INFO] [stdout] | [INFO] [stdout] 20 | X, Xi, Y, Yi, Z, Zi, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Z` [INFO] [stdout] --> src/main.rs:20:19 [INFO] [stdout] | [INFO] [stdout] 20 | X, Xi, Y, Yi, Z, Zi, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Zi` [INFO] [stdout] --> src/main.rs:20:22 [INFO] [stdout] | [INFO] [stdout] 20 | X, Xi, Y, Yi, Z, Zi, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `inverse` [INFO] [stdout] --> src/main.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | fn inverse(self) -> Rotation { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `rotate_sticker` [INFO] [stdout] --> src/main.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn rotate_sticker(s: u8, r: &Rotation) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rotate` [INFO] [stdout] --> src/main.rs:95:8 [INFO] [stdout] | [INFO] [stdout] 95 | fn rotate(&self, rotation: &Rotation) -> Self { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rotate` [INFO] [stdout] --> src/main.rs:156:8 [INFO] [stdout] | [INFO] [stdout] 156 | fn rotate(&mut self, rotation: &Rotation) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rotation` [INFO] [stdout] --> src/main.rs:161:8 [INFO] [stdout] | [INFO] [stdout] 161 | fn rotation(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reverse` [INFO] [stdout] --> src/main.rs:209:8 [INFO] [stdout] | [INFO] [stdout] 209 | fn reverse(&self) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/main.rs:235:8 [INFO] [stdout] | [INFO] [stdout] 235 | fn new() -> Perm { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rotate` [INFO] [stdout] --> src/main.rs:640:8 [INFO] [stdout] | [INFO] [stdout] 640 | fn rotate(&mut self, rotation: &Rotation) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `orient` [INFO] [stdout] --> src/main.rs:1017:8 [INFO] [stdout] | [INFO] [stdout] 1017 | fn orient(&mut self, o: &Orientation) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.99s [INFO] running `Command { std: "docker" "inspect" "80e52fa33be3eb29e498c610d0911d51db988c213790dddc41e5f2f09bc98071", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80e52fa33be3eb29e498c610d0911d51db988c213790dddc41e5f2f09bc98071", kill_on_drop: false }` [INFO] [stdout] 80e52fa33be3eb29e498c610d0911d51db988c213790dddc41e5f2f09bc98071