[INFO] cloning repository https://github.com/siabard/tcod_roguelike
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/siabard/tcod_roguelike" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsiabard%2Ftcod_roguelike", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsiabard%2Ftcod_roguelike'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f3d1ba3a8892dec82520f15d8158b6a29ca6ca0b
[INFO] checking siabard/tcod_roguelike against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsiabard%2Ftcod_roguelike" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/siabard/tcod_roguelike on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/siabard/tcod_roguelike
[INFO] finished tweaking git repo https://github.com/siabard/tcod_roguelike
[INFO] tweaked toml for git repo https://github.com/siabard/tcod_roguelike written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/siabard/tcod_roguelike already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 354b5ec6d6ca94f47ed3c1c6ca4d00aea452169059b16856e249cdc5f18d66d3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "354b5ec6d6ca94f47ed3c1c6ca4d00aea452169059b16856e249cdc5f18d66d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "354b5ec6d6ca94f47ed3c1c6ca4d00aea452169059b16856e249cdc5f18d66d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "354b5ec6d6ca94f47ed3c1c6ca4d00aea452169059b16856e249cdc5f18d66d3", kill_on_drop: false }`
[INFO] [stdout] 354b5ec6d6ca94f47ed3c1c6ca4d00aea452169059b16856e249cdc5f18d66d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fc6b0c11141aa31a0c4cce429a8b6152cedf751ec1c6d8678808f2038e067dc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8fc6b0c11141aa31a0c4cce429a8b6152cedf751ec1c6d8678808f2038e067dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling tcod-sys v5.0.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking tcod v0.15.0
[INFO] [stderr]     Checking tcod_roguelike v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/main.rs:1523:17
[INFO] [stdout]      |
[INFO] [stdout] 1523 |                 _ => unreachable!(),
[INFO] [stdout]      |                 ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/main.rs:1523:17
[INFO] [stdout]      |
[INFO] [stdout] 1523 |                 _ => unreachable!(),
[INFO] [stdout]      |                 ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.57s
[INFO] running `Command { std: "docker" "inspect" "8fc6b0c11141aa31a0c4cce429a8b6152cedf751ec1c6d8678808f2038e067dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fc6b0c11141aa31a0c4cce429a8b6152cedf751ec1c6d8678808f2038e067dc", kill_on_drop: false }`
[INFO] [stdout] 8fc6b0c11141aa31a0c4cce429a8b6152cedf751ec1c6d8678808f2038e067dc