[INFO] cloning repository https://github.com/ChristianPomales/ai_homework [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ChristianPomales/ai_homework" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChristianPomales%2Fai_homework", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChristianPomales%2Fai_homework'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d63eab064b2d2b5e0d9e178982b11b2397480cd0 [INFO] checking ChristianPomales/ai_homework against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChristianPomales%2Fai_homework" "/workspace/builds/worker-41/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-41/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ChristianPomales/ai_homework on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ChristianPomales/ai_homework [INFO] finished tweaking git repo https://github.com/ChristianPomales/ai_homework [INFO] tweaked toml for git repo https://github.com/ChristianPomales/ai_homework written to /workspace/builds/worker-41/source/Cargo.toml [INFO] crate git repo https://github.com/ChristianPomales/ai_homework already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c00d4ca18a8656bc5deab00b19fdea0b805033f29fe1e97260993719a9fe4457 [INFO] running `Command { std: "docker" "start" "-a" "c00d4ca18a8656bc5deab00b19fdea0b805033f29fe1e97260993719a9fe4457", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c00d4ca18a8656bc5deab00b19fdea0b805033f29fe1e97260993719a9fe4457", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c00d4ca18a8656bc5deab00b19fdea0b805033f29fe1e97260993719a9fe4457", kill_on_drop: false }` [INFO] [stdout] c00d4ca18a8656bc5deab00b19fdea0b805033f29fe1e97260993719a9fe4457 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f34b679c53a2e38029837755ab48ac05c5f063c4f766d370d82e32d305c557c1 [INFO] running `Command { std: "docker" "start" "-a" "f34b679c53a2e38029837755ab48ac05c5f063c4f766d370d82e32d305c557c1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling num-bigint v0.2.0 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking ai_homework v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:467:39 [INFO] [stdout] | [INFO] [stdout] 467 | let mut first_row = String::new();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:471:40 [INFO] [stdout] | [INFO] [stdout] 471 | let mut second_row = String::new();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:475:39 [INFO] [stdout] | [INFO] [stdout] 475 | let mut third_row = String::new();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:549:46 [INFO] [stdout] | [INFO] [stdout] 549 | let mut difficulty_input = String::new();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:618:43 [INFO] [stdout] | [INFO] [stdout] 618 | let mut puzzle_option = String::new();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:668:45 [INFO] [stdout] | [INFO] [stdout] 668 | let mut heuristic_input = String::new();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:467:39 [INFO] [stdout] | [INFO] [stdout] 467 | let mut first_row = String::new();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:471:40 [INFO] [stdout] | [INFO] [stdout] 471 | let mut second_row = String::new();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:475:39 [INFO] [stdout] | [INFO] [stdout] 475 | let mut third_row = String::new();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:549:46 [INFO] [stdout] | [INFO] [stdout] 549 | let mut difficulty_input = String::new();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:618:43 [INFO] [stdout] | [INFO] [stdout] 618 | let mut puzzle_option = String::new();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:668:45 [INFO] [stdout] | [INFO] [stdout] 668 | let mut heuristic_input = String::new();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:659:5 [INFO] [stdout] | [INFO] [stdout] 659 | &problem.initial_state.print_puzzle(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 659 | let _ = &problem.initial_state.print_puzzle(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:659:5 [INFO] [stdout] | [INFO] [stdout] 659 | &problem.initial_state.print_puzzle(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 659 | let _ = &problem.initial_state.print_puzzle(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.69s [INFO] running `Command { std: "docker" "inspect" "f34b679c53a2e38029837755ab48ac05c5f063c4f766d370d82e32d305c557c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f34b679c53a2e38029837755ab48ac05c5f063c4f766d370d82e32d305c557c1", kill_on_drop: false }` [INFO] [stdout] f34b679c53a2e38029837755ab48ac05c5f063c4f766d370d82e32d305c557c1