[INFO] cloning repository https://github.com/wisest30/baekjoon_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wisest30/baekjoon_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisest30%2Fbaekjoon_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisest30%2Fbaekjoon_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8f0f954793a1426b49fe45319be4e9b546caf95b [INFO] checking wisest30/baekjoon_rust against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisest30%2Fbaekjoon_rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wisest30/baekjoon_rust on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wisest30/baekjoon_rust [INFO] finished tweaking git repo https://github.com/wisest30/baekjoon_rust [INFO] tweaked toml for git repo https://github.com/wisest30/baekjoon_rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/wisest30/baekjoon_rust 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4b0bcd46bc714f9df3155e04ff721519b69d58e0ab909d3f8dcbfd1417483f38 [INFO] running `Command { std: "docker" "start" "-a" "4b0bcd46bc714f9df3155e04ff721519b69d58e0ab909d3f8dcbfd1417483f38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b0bcd46bc714f9df3155e04ff721519b69d58e0ab909d3f8dcbfd1417483f38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b0bcd46bc714f9df3155e04ff721519b69d58e0ab909d3f8dcbfd1417483f38", kill_on_drop: false }` [INFO] [stdout] 4b0bcd46bc714f9df3155e04ff721519b69d58e0ab909d3f8dcbfd1417483f38 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9ef501bfa9193f29337d77c36c1f951bf235d63826f6eb4551542a7ba9d85517 [INFO] running `Command { std: "docker" "start" "-a" "9ef501bfa9193f29337d77c36c1f951bf235d63826f6eb4551542a7ba9d85517", kill_on_drop: false }` [INFO] [stderr] Checking baekjoon_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type alias `T` is never used [INFO] [stdout] --> tests/heavy_light_decomposition.rs:1:6 [INFO] [stdout] | [INFO] [stdout] 1 | type T = i64; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SumLazySegTree` is never constructed [INFO] [stdout] --> tests/heavy_light_decomposition.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | struct SumLazySegTree { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> tests/heavy_light_decomposition.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl SumLazySegTree { [INFO] [stdout] | ------------------- associated items in this implementation [INFO] [stdout] 9 | fn new(n: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 17 | fn push(&mut self, i: usize, l: usize, r: usize) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | fn pull(&mut self, i: usize) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | fn upd_impl(&mut self, i: usize, l: usize, r: usize, left: usize, right: usize, x: T) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | fn get_impl(&mut self, i: usize, l: usize, r: usize, left: usize, right: usize) -> T { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | pub fn upd(&mut self, left: usize, right: usize, x: T) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 65 | pub fn get(&mut self, left: usize, right: usize) -> T { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `HeavyLightDecomposition` is never constructed [INFO] [stdout] --> tests/heavy_light_decomposition.rs:70:8 [INFO] [stdout] | [INFO] [stdout] 70 | struct HeavyLightDecomposition { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `dfs`, `dfs_root`, `seg_idx`, `upd`, and `get` are never used [INFO] [stdout] --> tests/heavy_light_decomposition.rs:82:12 [INFO] [stdout] | [INFO] [stdout] 81 | impl HeavyLightDecomposition { [INFO] [stdout] | ---------------------------- associated items in this implementation [INFO] [stdout] 82 | pub fn new(n: usize, g: Vec>) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 97 | pub fn dfs(&mut self) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 108 | pub fn dfs_root(&mut self, root: usize, call_visited: &mut Vec, time: &mut usize) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 166 | pub fn seg_idx(&self, node_idx: usize) -> usize { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 170 | pub fn upd(&mut self, mut u: usize, mut v: usize, x: T) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 192 | pub fn get(&mut self, mut u: usize, mut v: usize) -> T { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s [INFO] running `Command { std: "docker" "inspect" "9ef501bfa9193f29337d77c36c1f951bf235d63826f6eb4551542a7ba9d85517", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ef501bfa9193f29337d77c36c1f951bf235d63826f6eb4551542a7ba9d85517", kill_on_drop: false }` [INFO] [stdout] 9ef501bfa9193f29337d77c36c1f951bf235d63826f6eb4551542a7ba9d85517