[INFO] fetching crate rust_tower_defense 0.1.0...
[INFO] documenting rust_tower_defense-0.1.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate rust_tower_defense 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rust_tower_defense 0.1.0 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_tower_defense 0.1.0
[INFO] finished tweaking crates.io crate rust_tower_defense 0.1.0
[INFO] tweaked toml for crates.io crate rust_tower_defense 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", 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] 218238b66d9f06093d00b76bf60be4ab00da378102863ddc44355fbedaaf442f
[INFO] running `Command { std: "docker" "start" "-a" "218238b66d9f06093d00b76bf60be4ab00da378102863ddc44355fbedaaf442f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "218238b66d9f06093d00b76bf60be4ab00da378102863ddc44355fbedaaf442f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "218238b66d9f06093d00b76bf60be4ab00da378102863ddc44355fbedaaf442f", kill_on_drop: false }`
[INFO] [stdout] 218238b66d9f06093d00b76bf60be4ab00da378102863ddc44355fbedaaf442f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 43a724fd836c387b3fb9463d354e5e2f45f1f980d568fb4f699d892e577d66b8
[INFO] running `Command { std: "docker" "start" "-a" "43a724fd836c387b3fb9463d354e5e2f45f1f980d568fb4f699d892e577d66b8", kill_on_drop: false }`
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking rust_tower_defense v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rust_tower_defense v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/game.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fs::{self, File};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_take_damage`
[INFO] [stdout]   --> src/game/entities.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn can_take_damage(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Interact`
[INFO] [stdout]   --> src/game.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | /     Interact {
[INFO] [stdout] 18 | |         source: GameEntity,
[INFO] [stdout] 19 | |         target: GameEntity,
[INFO] [stdout] 20 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TriggerAbility`
[INFO] [stdout]   --> src/game.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     TriggerAbility {
[INFO] [stdout] 22 | |         target: GameEntity,
[INFO] [stdout] 23 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Move`
[INFO] [stdout]   --> src/game.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | /     Move {
[INFO] [stdout] 25 | |         target: GameEntity,
[INFO] [stdout] 26 | |         destination: Point,
[INFO] [stdout] 27 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Cacher`
[INFO] [stdout]   --> src/game.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | struct Cacher<T, U, V>
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/game.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn new(calculation: T) -> Cacher<T, U, V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `value`
[INFO] [stdout]   --> src/game.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn value(&mut self, arg: U) -> V {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/bin/rtd.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.17s
[INFO] running `Command { std: "docker" "inspect" "43a724fd836c387b3fb9463d354e5e2f45f1f980d568fb4f699d892e577d66b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a724fd836c387b3fb9463d354e5e2f45f1f980d568fb4f699d892e577d66b8", kill_on_drop: false }`
[INFO] [stdout] 43a724fd836c387b3fb9463d354e5e2f45f1f980d568fb4f699d892e577d66b8