[INFO] cloning repository https://github.com/TurtlePU/hexbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TurtlePU/hexbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTurtlePU%2Fhexbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTurtlePU%2Fhexbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1fffc05e02d2eb001f51d47e969ea62e821f17d8
[INFO] checking TurtlePU/hexbox against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTurtlePU%2Fhexbox" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TurtlePU/hexbox on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TurtlePU/hexbox
[INFO] finished tweaking git repo https://github.com/TurtlePU/hexbox
[INFO] tweaked toml for git repo https://github.com/TurtlePU/hexbox written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/TurtlePU/hexbox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4535fa17be4a1e21b1416efd7789ba815bf20eb9a3beab85f8b6ce9047900ac6
[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" "4535fa17be4a1e21b1416efd7789ba815bf20eb9a3beab85f8b6ce9047900ac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4535fa17be4a1e21b1416efd7789ba815bf20eb9a3beab85f8b6ce9047900ac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4535fa17be4a1e21b1416efd7789ba815bf20eb9a3beab85f8b6ce9047900ac6", kill_on_drop: false }`
[INFO] [stdout] 4535fa17be4a1e21b1416efd7789ba815bf20eb9a3beab85f8b6ce9047900ac6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7b8896d3a8caf394bca3cb09c1f497144ac232905926812f840e55ffe70d78f0
[INFO] running `Command { std: "docker" "start" "-a" "7b8896d3a8caf394bca3cb09c1f497144ac232905926812f840e55ffe70d78f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling derive_more v0.99.3
[INFO] [stderr]     Checking hexbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `Direction`
[INFO] [stdout]  --> src/pos/direction.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Direction {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Entity`
[INFO] [stdout]  --> src/entity/mod.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Entity {}
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Block`
[INFO] [stdout]  --> src/world/block.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Block {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Chunk`
[INFO] [stdout]  --> src/world/chunk.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Chunk {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `World`
[INFO] [stdout]   --> src/world/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct World(HashMap<ChunkPos, Chunk>);
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Direction`
[INFO] [stdout]  --> src/pos/direction.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Direction {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Entity`
[INFO] [stdout]  --> src/entity/mod.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Entity {}
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Block`
[INFO] [stdout]  --> src/world/block.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Block {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Chunk`
[INFO] [stdout]  --> src/world/chunk.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Chunk {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `World`
[INFO] [stdout]   --> src/world/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct World(HashMap<ChunkPos, Chunk>);
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.27s
[INFO] running `Command { std: "docker" "inspect" "7b8896d3a8caf394bca3cb09c1f497144ac232905926812f840e55ffe70d78f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b8896d3a8caf394bca3cb09c1f497144ac232905926812f840e55ffe70d78f0", kill_on_drop: false }`
[INFO] [stdout] 7b8896d3a8caf394bca3cb09c1f497144ac232905926812f840e55ffe70d78f0