[INFO] cloning repository https://github.com/jbillard/game-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jbillard/game-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbillard%2Fgame-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbillard%2Fgame-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa1f2f4b1cd91c0061c11cbfb443dd7d7bfa7b35
[INFO] checking jbillard/game-engine against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbillard%2Fgame-engine" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jbillard/game-engine on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jbillard/game-engine
[INFO] finished tweaking git repo https://github.com/jbillard/game-engine
[INFO] tweaked toml for git repo https://github.com/jbillard/game-engine written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jbillard/game-engine 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7bec1d579355c4909e164042f8917b521a17c9f9611104cbb222740bee171e2c
[INFO] running `Command { std: "docker" "start" "-a" "7bec1d579355c4909e164042f8917b521a17c9f9611104cbb222740bee171e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bec1d579355c4909e164042f8917b521a17c9f9611104cbb222740bee171e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bec1d579355c4909e164042f8917b521a17c9f9611104cbb222740bee171e2c", kill_on_drop: false }`
[INFO] [stdout] 7bec1d579355c4909e164042f8917b521a17c9f9611104cbb222740bee171e2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34784b6dea6f5fe33c6eb23bf44ee3e80caf29f56e1902c95ef57ab010e71eb8
[INFO] running `Command { std: "docker" "start" "-a" "34784b6dea6f5fe33c6eb23bf44ee3e80caf29f56e1902c95ef57ab010e71eb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling sdl2-sys v0.34.5
[INFO] [stderr]    Compiling tokio v1.6.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]    Compiling sdl2 v0.34.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking actix-rt v2.2.0
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]    Compiling actix_derive v0.6.0
[INFO] [stderr]     Checking actix v0.12.0
[INFO] [stderr]     Checking game-engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `sdl2::pixels::Color`
[INFO] [stdout]   --> src/ecs/ecs.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use sdl2::pixels::Color;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/ecs/ecs.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Game`
[INFO] [stdout]  --> src/ecs/systems/renderer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::Game;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::event::Event`
[INFO] [stdout]  --> src/game.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sdl2::event::Event;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::keyboard::Keycode`
[INFO] [stdout]  --> src/game.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sdl2::keyboard::Keycode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::pixels::Color`
[INFO] [stdout]  --> src/game.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sdl2::pixels::Color;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/game.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::pixels::Color`
[INFO] [stdout]   --> src/ecs/ecs.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use sdl2::pixels::Color;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/ecs/ecs.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Game`
[INFO] [stdout]  --> src/ecs/systems/renderer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::Game;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::event::Event`
[INFO] [stdout]  --> src/game.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sdl2::event::Event;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::keyboard::Keycode`
[INFO] [stdout]  --> src/game.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sdl2::keyboard::Keycode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::pixels::Color`
[INFO] [stdout]  --> src/game.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sdl2::pixels::Color;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/game.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GetCanvas` is never constructed
[INFO] [stdout]   --> src/ecs/ecs.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct GetCanvas;
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ecs` is never read
[INFO] [stdout]   --> src/ecs/systems/physics.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Physics {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 12 |     ecs: Arc<Addr<Ecs>>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Physics` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GetCanvas` is never constructed
[INFO] [stdout]   --> src/ecs/ecs.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct GetCanvas;
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ecs` is never read
[INFO] [stdout]   --> src/ecs/systems/physics.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Physics {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 12 |     ecs: Arc<Addr<Ecs>>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Physics` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "34784b6dea6f5fe33c6eb23bf44ee3e80caf29f56e1902c95ef57ab010e71eb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34784b6dea6f5fe33c6eb23bf44ee3e80caf29f56e1902c95ef57ab010e71eb8", kill_on_drop: false }`
[INFO] [stdout] 34784b6dea6f5fe33c6eb23bf44ee3e80caf29f56e1902c95ef57ab010e71eb8