[INFO] fetching crate rust_tower_defense 0.1.0...
[INFO] checking rust_tower_defense-0.1.0 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] extracting crate rust_tower_defense 0.1.0 into /workspace/builds/worker-3-tc2/source
[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-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_tower_defense 0.1.0 on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 32 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v3.0.0)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 401a3a3238ce1497aa07c5ebfe87ae1ebe449ef414d82be8e960a89d4b7c37ed
[INFO] running `Command { std: "docker" "start" "-a" "401a3a3238ce1497aa07c5ebfe87ae1ebe449ef414d82be8e960a89d4b7c37ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "401a3a3238ce1497aa07c5ebfe87ae1ebe449ef414d82be8e960a89d4b7c37ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "401a3a3238ce1497aa07c5ebfe87ae1ebe449ef414d82be8e960a89d4b7c37ed", kill_on_drop: false }`
[INFO] [stdout] 401a3a3238ce1497aa07c5ebfe87ae1ebe449ef414d82be8e960a89d4b7c37ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 347dcdf04d9e53de2dbba5b68688f4a41636d416c35333718f8b0cf6e0276c37
[INFO] running `Command { std: "docker" "start" "-a" "347dcdf04d9e53de2dbba5b68688f4a41636d416c35333718f8b0cf6e0276c37", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]     Checking memchr v2.8.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BoundingBox` and `Polygon`
[INFO] [stdout]  --> src/geometry.rs:5:27
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use crate::geometry::{BoundingBox, Point, Polygon};
[INFO] [stdout]   |                           ^^^^^^^^^^^         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GameMessage` is never used
[INFO] [stdout]   --> src/game.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum GameMessage {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `entities` is never read
[INFO] [stdout]   --> src/game.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct GameState {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 32 |     entities: Vec<GameEntity>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GameState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cacher` is never constructed
[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 items `new` and `value` are never used
[INFO] [stdout]   --> src/game.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | / impl<T, U, V> Cacher<T, U, V>
[INFO] [stdout] 51 | | where
[INFO] [stdout] 52 | |     T: Fn(U) -> V,
[INFO] [stdout] 53 | |     U: std::cmp::Eq + std::hash::Hash + std::cmp::PartialEq + Copy,
[INFO] [stdout] 54 | |     V: std::cmp::Eq + Copy,
[INFO] [stdout]    | |___________________________- associated items in this implementation
[INFO] [stdout] 55 |   {
[INFO] [stdout] 56 |       fn new(calculation: T) -> Cacher<T, U, V> {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |       fn value(&mut self, arg: U) -> V {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Zone` is never constructed
[INFO] [stdout]   --> src/game/entities.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct Zone {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_take_damage` is never used
[INFO] [stdout]   --> src/game/entities.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl GameEntity {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 27 |     fn can_take_damage(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GameMessage` is never used
[INFO] [stdout]   --> src/game.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum GameMessage {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `entities` is never read
[INFO] [stdout]   --> src/game.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct GameState {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 32 |     entities: Vec<GameEntity>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GameState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_take_damage` is never used
[INFO] [stdout]   --> src/game/entities.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl GameEntity {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 27 |     fn can_take_damage(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_tower_defense` (lib) due to 1 previous error; 6 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "347dcdf04d9e53de2dbba5b68688f4a41636d416c35333718f8b0cf6e0276c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "347dcdf04d9e53de2dbba5b68688f4a41636d416c35333718f8b0cf6e0276c37", kill_on_drop: false }`
[INFO] [stdout] 347dcdf04d9e53de2dbba5b68688f4a41636d416c35333718f8b0cf6e0276c37
