[INFO] cloning repository https://github.com/ericschaal/tic-tac-toe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ericschaal/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericschaal%2Ftic-tac-toe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericschaal%2Ftic-tac-toe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 186c22cf72549ab4fe017962f09271e812d2f8a0
[INFO] checking ericschaal/tic-tac-toe against master#b2728d5426bab1d8c39709768c7e22b7f66dde5d for pr-135852
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericschaal%2Ftic-tac-toe" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ericschaal/tic-tac-toe on toolchain b2728d5426bab1d8c39709768c7e22b7f66dde5d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2728d5426bab1d8c39709768c7e22b7f66dde5d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ericschaal/tic-tac-toe
[INFO] finished tweaking git repo https://github.com/ericschaal/tic-tac-toe
[INFO] tweaked toml for git repo https://github.com/ericschaal/tic-tac-toe written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ericschaal/tic-tac-toe 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" "+b2728d5426bab1d8c39709768c7e22b7f66dde5d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc_vector2d v1.0.2
[INFO] [stderr]   Downloaded vector2d v2.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+b2728d5426bab1d8c39709768c7e22b7f66dde5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e420fa554c40afb690b591ea7e8f93de5957dbffebf031e44eb383dc015c03e
[INFO] running `Command { std: "docker" "start" "-a" "2e420fa554c40afb690b591ea7e8f93de5957dbffebf031e44eb383dc015c03e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e420fa554c40afb690b591ea7e8f93de5957dbffebf031e44eb383dc015c03e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e420fa554c40afb690b591ea7e8f93de5957dbffebf031e44eb383dc015c03e", kill_on_drop: false }`
[INFO] [stdout] 2e420fa554c40afb690b591ea7e8f93de5957dbffebf031e44eb383dc015c03e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+b2728d5426bab1d8c39709768c7e22b7f66dde5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d36ecbdb219e57a6b6d6f922eb893bbd3a7b5d2b607f4865adda92cadfef997
[INFO] running `Command { std: "docker" "start" "-a" "7d36ecbdb219e57a6b6d6f922eb893bbd3a7b5d2b607f4865adda92cadfef997", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling proc_vector2d v1.0.2
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking vector2d v2.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]     Checking tic-tac-toe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/engine/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/engine/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]  --> src/engine/rendering/frame.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FrameCoordinates {
[INFO] [stdout]   |            ---------------- fields in this struct
[INFO] [stdout] 5 |     pub x: usize,
[INFO] [stdout]   |         ^
[INFO] [stdout] 6 |     pub y: usize
[INFO] [stdout]   |         ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `FrameCoordinates` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]  --> src/engine/rendering/frame.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FrameCoordinates {
[INFO] [stdout]   |            ---------------- fields in this struct
[INFO] [stdout] 5 |     pub x: usize,
[INFO] [stdout]   |         ^
[INFO] [stdout] 6 |     pub y: usize
[INFO] [stdout]   |         ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `FrameCoordinates` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GRID_WIDTH` is never used
[INFO] [stdout]   --> src/main.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const GRID_WIDTH: usize = 11;
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GRID_WIDTH` is never used
[INFO] [stdout]   --> src/main.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const GRID_WIDTH: usize = 11;
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `Command { std: "docker" "inspect" "7d36ecbdb219e57a6b6d6f922eb893bbd3a7b5d2b607f4865adda92cadfef997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d36ecbdb219e57a6b6d6f922eb893bbd3a7b5d2b607f4865adda92cadfef997", kill_on_drop: false }`
[INFO] [stdout] 7d36ecbdb219e57a6b6d6f922eb893bbd3a7b5d2b607f4865adda92cadfef997