[INFO] cloning repository https://github.com/Swepedia/mazes [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Swepedia/mazes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSwepedia%2Fmazes", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSwepedia%2Fmazes'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f671cc72fac81e3c1bce0bb2892250052a34d6a0 [INFO] checking Swepedia/mazes against try#d83b14207998f47b18a34e930157ac0d7c18b16e for pr-149137 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSwepedia%2Fmazes" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Swepedia/mazes [INFO] finished tweaking git repo https://github.com/Swepedia/mazes [INFO] tweaked toml for git repo https://github.com/Swepedia/mazes written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Swepedia/mazes on toolchain d83b14207998f47b18a34e930157ac0d7c18b16e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Swepedia/mazes 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" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam-utils v0.8.3 [INFO] [stderr] Downloaded bytemuck v1.5.1 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 442c0bed4e6f0470de603b03371c4e941b7f6f3a7412ff092962db369e53e220 [INFO] running `Command { std: "docker" "start" "-a" "442c0bed4e6f0470de603b03371c4e941b7f6f3a7412ff092962db369e53e220", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "442c0bed4e6f0470de603b03371c4e941b7f6f3a7412ff092962db369e53e220", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "442c0bed4e6f0470de603b03371c4e941b7f6f3a7412ff092962db369e53e220", kill_on_drop: false }` [INFO] [stdout] 442c0bed4e6f0470de603b03371c4e941b7f6f3a7412ff092962db369e53e220 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21f39e03842257c7a16fe7549788051a9dbed16e20944d6a573b611446b055b2 [INFO] running `Command { std: "docker" "start" "-a" "21f39e03842257c7a16fe7549788051a9dbed16e20944d6a573b611446b055b2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Checking weezl v0.1.5 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking bytemuck v1.5.1 [INFO] [stderr] Checking gif v0.11.2 [INFO] [stderr] Checking petgraph v0.5.1 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.3 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking num-integer v0.1.44 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking num-rational v0.3.2 [INFO] [stderr] Checking num-iter v0.1.42 [INFO] [stderr] Checking rayon-core v1.9.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking rayon v1.5.0 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Checking labyrinth_loper v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `binary_tree` is never used [INFO] [stdout] --> src/main.rs:16:4 [INFO] [stdout] | [INFO] [stdout] 16 | fn binary_tree(input_graph: &mut Grid) -> &mut Grid { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sidewinder` is never used [INFO] [stdout] --> src/main.rs:33:4 [INFO] [stdout] | [INFO] [stdout] 33 | fn sidewinder(input_graph: &mut Grid) -> &mut Grid { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `rows` is never read [INFO] [stdout] --> src/grid.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Grid { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 7 | pub rows: u32, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `each_row` and `print_png` are never used [INFO] [stdout] --> src/grid.rs:52:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl Grid { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 52 | pub fn each_row(&self) -> Vec> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 100 | pub fn print_png(&self, size: u32) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `x` and `y` are never read [INFO] [stdout] --> src/node.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Node { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 5 | pub x: u32, [INFO] [stdout] | ^ [INFO] [stdout] 6 | pub y: u32, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `binary_tree` is never used [INFO] [stdout] --> src/main.rs:16:4 [INFO] [stdout] | [INFO] [stdout] 16 | fn binary_tree(input_graph: &mut Grid) -> &mut Grid { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sidewinder` is never used [INFO] [stdout] --> src/main.rs:33:4 [INFO] [stdout] | [INFO] [stdout] 33 | fn sidewinder(input_graph: &mut Grid) -> &mut Grid { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `rows` is never read [INFO] [stdout] --> src/grid.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Grid { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 7 | pub rows: u32, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `each_row` and `print_png` are never used [INFO] [stdout] --> src/grid.rs:52:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl Grid { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 52 | pub fn each_row(&self) -> Vec> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 100 | pub fn print_png(&self, size: u32) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `x` and `y` are never read [INFO] [stdout] --> src/node.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Node { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 5 | pub x: u32, [INFO] [stdout] | ^ [INFO] [stdout] 6 | pub y: u32, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.88s [INFO] running `Command { std: "docker" "inspect" "21f39e03842257c7a16fe7549788051a9dbed16e20944d6a573b611446b055b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21f39e03842257c7a16fe7549788051a9dbed16e20944d6a573b611446b055b2", kill_on_drop: false }` [INFO] [stdout] 21f39e03842257c7a16fe7549788051a9dbed16e20944d6a573b611446b055b2