[INFO] cloning repository https://github.com/frjonsen/magnetman
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frjonsen/magnetman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrjonsen%2Fmagnetman", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrjonsen%2Fmagnetman'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ee4cfa808d1bc5d269b045654cdb341f4fd5a4c
[INFO] testing frjonsen/magnetman against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrjonsen%2Fmagnetman" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/frjonsen/magnetman on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/frjonsen/magnetman
[INFO] finished tweaking git repo https://github.com/frjonsen/magnetman
[INFO] tweaked toml for git repo https://github.com/frjonsen/magnetman written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/frjonsen/magnetman already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95cfedcfd28e89d5c0c2d1686517ee741cf0076702b4ce3d1c62d85521b95662
[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" "95cfedcfd28e89d5c0c2d1686517ee741cf0076702b4ce3d1c62d85521b95662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95cfedcfd28e89d5c0c2d1686517ee741cf0076702b4ce3d1c62d85521b95662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95cfedcfd28e89d5c0c2d1686517ee741cf0076702b4ce3d1c62d85521b95662", kill_on_drop: false }`
[INFO] [stdout] 95cfedcfd28e89d5c0c2d1686517ee741cf0076702b4ce3d1c62d85521b95662
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1b8e499759b7fd21dd86e87e5504483c44d296f59e081e39d1b8744649e5d54
[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" "f1b8e499759b7fd21dd86e87e5504483c44d296f59e081e39d1b8744649e5d54", kill_on_drop: false }`
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling sdl2 v0.31.0
[INFO] [stderr]    Compiling magnetman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Texture`
[INFO] [stdout]  --> src/graphics/graphics_engine.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 |   render::{Canvas, Texture},
[INFO] [stdout]   |                    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/graphics_engine.rs:53:45
[INFO] [stdout]    |
[INFO] [stdout] 53 |   pub fn draw_screen(&mut self, sprites: &[&Sprite]) {
[INFO] [stdout]    |                                             ^^^^^^ help: use `dyn`: `dyn Sprite`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0597]: `engine` does not live long enough
[INFO] [stdout]  --> src/main.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 |   engine.load_game_textures();
[INFO] [stdout]   |   ^^^^^^ borrowed value does not live long enough
[INFO] [stdout] 9 | }
[INFO] [stdout]   | -
[INFO] [stdout]   | |
[INFO] [stdout]   | `engine` dropped here while still borrowed
[INFO] [stdout]   | borrow might be used here, when `engine` is dropped and runs the destructor for type `GraphicsEngine<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0597`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `magnetman` due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f1b8e499759b7fd21dd86e87e5504483c44d296f59e081e39d1b8744649e5d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1b8e499759b7fd21dd86e87e5504483c44d296f59e081e39d1b8744649e5d54", kill_on_drop: false }`
[INFO] [stdout] f1b8e499759b7fd21dd86e87e5504483c44d296f59e081e39d1b8744649e5d54
