[INFO] cloning repository https://github.com/02alexander/maze-solver [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/02alexander/maze-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F02alexander%2Fmaze-solver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F02alexander%2Fmaze-solver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4303321d53fdbde07fa4a170dc2621ef0f8172fb [INFO] testing 02alexander/maze-solver against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F02alexander%2Fmaze-solver" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/02alexander/maze-solver on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/02alexander/maze-solver [INFO] finished tweaking git repo https://github.com/02alexander/maze-solver [INFO] tweaked toml for git repo https://github.com/02alexander/maze-solver written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/02alexander/maze-solver already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 407e152fa9986aee92a9cc15bd25cd05d50a744a8a4c8bd376997c1fae8c5ed3 [INFO] running `Command { std: "docker" "start" "-a" "407e152fa9986aee92a9cc15bd25cd05d50a744a8a4c8bd376997c1fae8c5ed3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "407e152fa9986aee92a9cc15bd25cd05d50a744a8a4c8bd376997c1fae8c5ed3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "407e152fa9986aee92a9cc15bd25cd05d50a744a8a4c8bd376997c1fae8c5ed3", kill_on_drop: false }` [INFO] [stdout] 407e152fa9986aee92a9cc15bd25cd05d50a744a8a4c8bd376997c1fae8c5ed3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2fcda2cf65311425479cef56fee52e7d30f303d72a11d8f90e4970e4c7a3a398 [INFO] running `Command { std: "docker" "start" "-a" "2fcda2cf65311425479cef56fee52e7d30f303d72a11d8f90e4970e4c7a3a398", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.18 [INFO] [stderr] Compiling libc v0.2.42 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling flate2 v0.2.20 [INFO] [stderr] Compiling imagefmt v4.0.0 [INFO] [stderr] Compiling maze-solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `read`, `write` [INFO] [stdout] --> src/main.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use imagefmt::{read, write, ColFmt, ColType}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem::drop` [INFO] [stdout] --> src/tree.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::mem::drop; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Node` [INFO] [stdout] --> src/path_to_end.rs:3:35 [INFO] [stdout] | [INFO] [stdout] 3 | use super::tree::{QuaternaryTree, Node, Link}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tree.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | let mut cur = &mut *next.take().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 `Result` that must be used [INFO] [stdout] --> src/main.rs:20:2 [INFO] [stdout] | [INFO] [stdout] 20 | imagefmt::write("out.bmp", maze.width, maze.height, ColFmt::RGB, &pixels, ColType::Auto); [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] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.79s [INFO] running `Command { std: "docker" "inspect" "2fcda2cf65311425479cef56fee52e7d30f303d72a11d8f90e4970e4c7a3a398", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fcda2cf65311425479cef56fee52e7d30f303d72a11d8f90e4970e4c7a3a398", kill_on_drop: false }` [INFO] [stdout] 2fcda2cf65311425479cef56fee52e7d30f303d72a11d8f90e4970e4c7a3a398 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 226820314fd4bf9c816bd7763536548e73ca33c85f89afdfc8c5a8fc11fe1e15 [INFO] running `Command { std: "docker" "start" "-a" "226820314fd4bf9c816bd7763536548e73ca33c85f89afdfc8c5a8fc11fe1e15", kill_on_drop: false }` [INFO] [stderr] Compiling maze-solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `read`, `write` [INFO] [stdout] --> src/main.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use imagefmt::{read, write, ColFmt, ColType}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem::drop` [INFO] [stdout] --> src/tree.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::mem::drop; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tree.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | let mut cur = &mut *next.take().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 `Result` that must be used [INFO] [stdout] --> src/main.rs:20:2 [INFO] [stdout] | [INFO] [stdout] 20 | imagefmt::write("out.bmp", maze.width, maze.height, ColFmt::RGB, &pixels, ColType::Auto); [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] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.19s [INFO] running `Command { std: "docker" "inspect" "226820314fd4bf9c816bd7763536548e73ca33c85f89afdfc8c5a8fc11fe1e15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "226820314fd4bf9c816bd7763536548e73ca33c85f89afdfc8c5a8fc11fe1e15", kill_on_drop: false }` [INFO] [stdout] 226820314fd4bf9c816bd7763536548e73ca33c85f89afdfc8c5a8fc11fe1e15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3d7dceb9667ef2c0a5fca933b31db5517272f8933839d4bdec23341f4058adc1 [INFO] running `Command { std: "docker" "start" "-a" "3d7dceb9667ef2c0a5fca933b31db5517272f8933839d4bdec23341f4058adc1", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `read`, `write` [INFO] [stderr] --> src/main.rs:3:16 [INFO] [stderr] | [INFO] [stderr] 3 | use imagefmt::{read, write, ColFmt, ColType}; [INFO] [stderr] | ^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::mem::drop` [INFO] [stderr] --> src/tree.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::mem::drop; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:41:8 [INFO] [stderr] | [INFO] [stderr] 41 | let mut cur = &mut *next.take().unwrap(); [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 `Result` that must be used [INFO] [stderr] --> src/main.rs:20:2 [INFO] [stderr] | [INFO] [stderr] 20 | imagefmt::write("out.bmp", maze.width, maze.height, ColFmt::RGB, &pixels, ColType::Auto); [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] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/maze_solver-49ec67de540a291f) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test maze::test::from ... ok [INFO] [stdout] test maze::test::test_find_end ... ok [INFO] [stdout] test maze_to_tree::test::t_get_tile ... ok [INFO] [stdout] test maze::test::test_find_start ... ok [INFO] [stdout] test maze_to_tree::test::t_maze_to_tree ... ok [INFO] [stdout] test path_to_end::test::t_path_to_end ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3d7dceb9667ef2c0a5fca933b31db5517272f8933839d4bdec23341f4058adc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d7dceb9667ef2c0a5fca933b31db5517272f8933839d4bdec23341f4058adc1", kill_on_drop: false }` [INFO] [stdout] 3d7dceb9667ef2c0a5fca933b31db5517272f8933839d4bdec23341f4058adc1