[INFO] cloning repository https://github.com/PsHegger/rust-game-dev-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PsHegger/rust-game-dev-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPsHegger%2Frust-game-dev-experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPsHegger%2Frust-game-dev-experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8970d2747524547b2a80fe2bde916e66639d70a
[INFO] checking PsHegger/rust-game-dev-experiments against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPsHegger%2Frust-game-dev-experiments" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PsHegger/rust-game-dev-experiments on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PsHegger/rust-game-dev-experiments
[INFO] finished tweaking git repo https://github.com/PsHegger/rust-game-dev-experiments
[INFO] tweaked toml for git repo https://github.com/PsHegger/rust-game-dev-experiments written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/PsHegger/rust-game-dev-experiments already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] e96bb8b5d14ab446770413f7b0f7a82beda489d40764ee86afd754216beca170
[INFO] running `Command { std: "docker" "start" "-a" "e96bb8b5d14ab446770413f7b0f7a82beda489d40764ee86afd754216beca170", kill_on_drop: false }`
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[INFO] [stderr]     Checking game_dev_experiments v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `WindowSettings` is imported redundantly
[INFO] [stdout]   --> src/sprite_sheet.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | use piston::WindowSettings;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 | use piston_window::*;
[INFO] [stdout]    |     ---------------- the item `WindowSettings` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Some` is imported redundantly
[INFO] [stdout]  --> src/geometry/ball.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::option::Option::Some;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Some` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `WindowSettings` is imported redundantly
[INFO] [stdout]   --> src/sprite_sheet.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | use piston::WindowSettings;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 | use piston_window::*;
[INFO] [stdout]    |     ---------------- the item `WindowSettings` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Some` is imported redundantly
[INFO] [stdout]  --> src/platformer/map.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::export::Option::Some;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Some` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Some` is imported redundantly
[INFO] [stdout]  --> src/geometry/ball.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::option::Option::Some;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Some` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Some` is imported redundantly
[INFO] [stdout]  --> src/platformer/map.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::export::Option::Some;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Some` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Some` is imported redundantly
[INFO] [stdout]   --> src/bouncing_balls.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::option::Option::Some;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Some` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Some` is imported redundantly
[INFO] [stdout]  --> src/geometry/ball.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::option::Option::Some;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Some` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Some` is imported redundantly
[INFO] [stdout]   --> src/bouncing_balls.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::option::Option::Some;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Some` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Renderable` is never used
[INFO] [stdout]  --> src/utils/entity.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Renderable {
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Updatable` is never used
[INFO] [stdout]  --> src/utils/entity.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub trait Updatable {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Renderable` is never used
[INFO] [stdout]  --> src/utils/entity.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Renderable {
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Renderable` is never used
[INFO] [stdout]  --> src/utils/entity.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Renderable {
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Updatable` is never used
[INFO] [stdout]  --> src/utils/entity.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub trait Updatable {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Updatable` is never used
[INFO] [stdout]  --> src/utils/entity.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub trait Updatable {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[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] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Some` is imported redundantly
[INFO] [stdout]  --> src/geometry/ball.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::option::Option::Some;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Some` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Renderable` is never used
[INFO] [stdout]  --> src/utils/entity.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Renderable {
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Updatable` is never used
[INFO] [stdout]  --> src/utils/entity.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub trait Updatable {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.20.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "8160f7bf8e92928b77192d3a06b215044c83436140449a951729e91b659b4568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8160f7bf8e92928b77192d3a06b215044c83436140449a951729e91b659b4568", kill_on_drop: false }`
[INFO] [stdout] 8160f7bf8e92928b77192d3a06b215044c83436140449a951729e91b659b4568