[INFO] fetching crate rustybolts 0.1.1...
[INFO] checking rustybolts-0.1.1 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate rustybolts 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rustybolts 0.1.1 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustybolts 0.1.1
[INFO] finished tweaking crates.io crate rustybolts 0.1.1
[INFO] tweaked toml for crates.io crate rustybolts 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate rustybolts 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68978c91e36fb6f1c853a47422d48a4b547a304619cdc39f6729d7c0b6c0b399
[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" "68978c91e36fb6f1c853a47422d48a4b547a304619cdc39f6729d7c0b6c0b399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68978c91e36fb6f1c853a47422d48a4b547a304619cdc39f6729d7c0b6c0b399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68978c91e36fb6f1c853a47422d48a4b547a304619cdc39f6729d7c0b6c0b399", kill_on_drop: false }`
[INFO] [stdout] 68978c91e36fb6f1c853a47422d48a4b547a304619cdc39f6729d7c0b6c0b399
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c06ced1c0bef474e79e3ddd7a8197bf52a2bff2ae5f8328df5172fc65728aed
[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" "0c06ced1c0bef474e79e3ddd7a8197bf52a2bff2ae5f8328df5172fc65728aed", kill_on_drop: false }`
[INFO] [stderr]     Checking rustybolts v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `game`
[INFO] [stdout]    --> src/main.rs:266:10
[INFO] [stdout]     |
[INFO] [stdout] 266 | fn logic(game: &mut Game) -> Result<()> {
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Up`
[INFO] [stdout]    --> src/main.rs:167:5
[INFO] [stdout]     |
[INFO] [stdout] 167 |     Up,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Down`
[INFO] [stdout]    --> src/main.rs:168:5
[INFO] [stdout]     |
[INFO] [stdout] 168 |     Down,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Left`
[INFO] [stdout]    --> src/main.rs:169:5
[INFO] [stdout]     |
[INFO] [stdout] 169 |     Left,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Right`
[INFO] [stdout]    --> src/main.rs:170:5
[INFO] [stdout]     |
[INFO] [stdout] 170 |     Right,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Attack`
[INFO] [stdout]    --> src/main.rs:234:5
[INFO] [stdout]     |
[INFO] [stdout] 234 |     Attack(Direction),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Move`
[INFO] [stdout]    --> src/main.rs:238:5
[INFO] [stdout]     |
[INFO] [stdout] 238 |     Move(Direction),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SelfDestruct`
[INFO] [stdout]    --> src/main.rs:245:5
[INFO] [stdout]     |
[INFO] [stdout] 245 |     SelfDestruct,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game`
[INFO] [stdout]    --> src/main.rs:266:10
[INFO] [stdout]     |
[INFO] [stdout] 266 | fn logic(game: &mut Game) -> Result<()> {
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Down`
[INFO] [stdout]    --> src/main.rs:168:5
[INFO] [stdout]     |
[INFO] [stdout] 168 |     Down,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Right`
[INFO] [stdout]    --> src/main.rs:170:5
[INFO] [stdout]     |
[INFO] [stdout] 170 |     Right,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "0c06ced1c0bef474e79e3ddd7a8197bf52a2bff2ae5f8328df5172fc65728aed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c06ced1c0bef474e79e3ddd7a8197bf52a2bff2ae5f8328df5172fc65728aed", kill_on_drop: false }`
[INFO] [stdout] 0c06ced1c0bef474e79e3ddd7a8197bf52a2bff2ae5f8328df5172fc65728aed