[INFO] cloning repository https://github.com/TangraGames/minesweeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TangraGames/minesweeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTangraGames%2Fminesweeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTangraGames%2Fminesweeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e92cbf1741a5de39fdd62cf2e6247d3fe5242ed4
[INFO] checking TangraGames/minesweeper against try#3857be5045fe74bd0f296f6f4c23db10f8857f73 for pr-156807
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTangraGames%2Fminesweeper" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TangraGames/minesweeper
[INFO] finished tweaking git repo https://github.com/TangraGames/minesweeper
[INFO] tweaked toml for git repo https://github.com/TangraGames/minesweeper written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TangraGames/minesweeper on toolchain 3857be5045fe74bd0f296f6f4c23db10f8857f73
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TangraGames/minesweeper 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" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "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 syn v2.0.91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfa6742452e40733e3584e7b34667346971bf3edaab472016a5fc28e657e267b
[INFO] running `Command { std: "docker" "start" "-a" "bfa6742452e40733e3584e7b34667346971bf3edaab472016a5fc28e657e267b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfa6742452e40733e3584e7b34667346971bf3edaab472016a5fc28e657e267b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfa6742452e40733e3584e7b34667346971bf3edaab472016a5fc28e657e267b", kill_on_drop: false }`
[INFO] [stdout] bfa6742452e40733e3584e7b34667346971bf3edaab472016a5fc28e657e267b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f632cf7bbb03bc07c5d7a7bcce736dadf283bec2bfc57d2928a69a3adbcd57b4
[INFO] running `Command { std: "docker" "start" "-a" "f632cf7bbb03bc07c5d7a7bcce736dadf283bec2bfc57d2928a69a3adbcd57b4", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking miniz_oxide v0.8.2
[INFO] [stderr]    Compiling miniquad v0.4.6
[INFO] [stderr]     Checking ttf-parser v0.15.2
[INFO] [stderr]    Compiling macroquad_macro v0.1.8
[INFO] [stderr]     Checking quad-rand v0.2.3
[INFO] [stderr]     Checking glam v0.27.0
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking flate2 v1.0.35
[INFO] [stderr]     Checking fontdue v0.7.3
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]     Checking macroquad v0.4.13
[INFO] [stderr]     Checking minesweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `my_level` is never read
[INFO] [stdout]    --> src/main.rs:468:36
[INFO] [stdout]     |
[INFO] [stdout] 468 |                   let mut my_level = LEVEL_1;
[INFO] [stdout]     |                                      ^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 536 | /                         my_level = match i {
[INFO] [stdout] 537 | |                             0 => LEVEL_1,
[INFO] [stdout] 538 | |                             1 => LEVEL_2,
[INFO] [stdout] 539 | |                             2 => LEVEL_3,
[INFO] [stdout] 540 | |                             _ => LEVEL_1,
[INFO] [stdout] 541 | |                         };
[INFO] [stdout]     | |_________________________- `my_level` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `level_time` is never read
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct Game {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 42 |     level_time:u64,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `my_level` is never read
[INFO] [stdout]    --> src/main.rs:468:36
[INFO] [stdout]     |
[INFO] [stdout] 468 |                   let mut my_level = LEVEL_1;
[INFO] [stdout]     |                                      ^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 536 | /                         my_level = match i {
[INFO] [stdout] 537 | |                             0 => LEVEL_1,
[INFO] [stdout] 538 | |                             1 => LEVEL_2,
[INFO] [stdout] 539 | |                             2 => LEVEL_3,
[INFO] [stdout] 540 | |                             _ => LEVEL_1,
[INFO] [stdout] 541 | |                         };
[INFO] [stdout]     | |_________________________- `my_level` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `level_time` is never read
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct Game {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 42 |     level_time:u64,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.18s
[INFO] running `Command { std: "docker" "inspect" "f632cf7bbb03bc07c5d7a7bcce736dadf283bec2bfc57d2928a69a3adbcd57b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f632cf7bbb03bc07c5d7a7bcce736dadf283bec2bfc57d2928a69a3adbcd57b4", kill_on_drop: false }`
[INFO] [stdout] f632cf7bbb03bc07c5d7a7bcce736dadf283bec2bfc57d2928a69a3adbcd57b4