[INFO] cloning repository https://github.com/derpy4me/what_remains
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/derpy4me/what_remains" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderpy4me%2Fwhat_remains", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderpy4me%2Fwhat_remains'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca23d11a9efcfba101dc5e01c88ee707ad38b1c1
[INFO] checking derpy4me/what_remains/ca23d11a9efcfba101dc5e01c88ee707ad38b1c1 against 1ed2df61a19042f231709eb05d032ae9e2cb2084 for pr-160235
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderpy4me%2Fwhat_remains" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/derpy4me/what_remains
[INFO] finished tweaking git repo https://github.com/derpy4me/what_remains
[INFO] tweaked toml for git repo https://github.com/derpy4me/what_remains written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/derpy4me/what_remains on toolchain 1ed2df61a19042f231709eb05d032ae9e2cb2084
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ed2df61a19042f231709eb05d032ae9e2cb2084" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/derpy4me/what_remains 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" "+1ed2df61a19042f231709eb05d032ae9e2cb2084" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded euclid v0.22.13
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.113
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7503c038283d490d33b4c7fbd04c37dc24aa5eaf465727c33884e150cbb1a829
[INFO] running `Command { std: "docker" "start" "7503c038283d490d33b4c7fbd04c37dc24aa5eaf465727c33884e150cbb1a829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7503c038283d490d33b4c7fbd04c37dc24aa5eaf465727c33884e150cbb1a829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7503c038283d490d33b4c7fbd04c37dc24aa5eaf465727c33884e150cbb1a829" "/opt/rustwide/cargo-home/bin/cargo" "+1ed2df61a19042f231709eb05d032ae9e2cb2084" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7503c038283d490d33b4c7fbd04c37dc24aa5eaf465727c33884e150cbb1a829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7503c038283d490d33b4c7fbd04c37dc24aa5eaf465727c33884e150cbb1a829" "/opt/rustwide/cargo-home/bin/cargo" "+1ed2df61a19042f231709eb05d032ae9e2cb2084" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
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[INFO] [stderr]     Checking what_remains v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Stairs`, `Door`, `Trap`, `Ladder`, `Water`, and `Lava` are never constructed
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum TileType {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 19 |     Stairs,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 20 |     Door,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |     Trap,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     Ladder,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 23 |     Water,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     Lava,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TileType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Stairs`, `Door`, `Trap`, `Ladder`, `Water`, and `Lava` are never constructed
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum TileType {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 19 |     Stairs,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 20 |     Door,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |     Trap,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     Ladder,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 23 |     Water,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     Lava,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TileType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[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 18.01s
[INFO] running `Command { std: "docker" "inspect" "7503c038283d490d33b4c7fbd04c37dc24aa5eaf465727c33884e150cbb1a829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7503c038283d490d33b4c7fbd04c37dc24aa5eaf465727c33884e150cbb1a829", kill_on_drop: false }`
[INFO] [stdout] 7503c038283d490d33b4c7fbd04c37dc24aa5eaf465727c33884e150cbb1a829
