[INFO] cloning repository https://github.com/goodcodedev/rui
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/goodcodedev/rui" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoodcodedev%2Frui", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoodcodedev%2Frui'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 916627c065505481aa35ddc5eb40796f0788407f
[INFO] testing goodcodedev/rui against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoodcodedev%2Frui" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/goodcodedev/rui on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/goodcodedev/rui
[INFO] finished tweaking git repo https://github.com/goodcodedev/rui
[INFO] tweaked toml for git repo https://github.com/goodcodedev/rui written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/goodcodedev/rui already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 435515666fa749b025ffeef1f978487da324917802dc4ee0bf82429ae8c7f8d7
[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" "435515666fa749b025ffeef1f978487da324917802dc4ee0bf82429ae8c7f8d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "435515666fa749b025ffeef1f978487da324917802dc4ee0bf82429ae8c7f8d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "435515666fa749b025ffeef1f978487da324917802dc4ee0bf82429ae8c7f8d7", kill_on_drop: false }`
[INFO] [stdout] 435515666fa749b025ffeef1f978487da324917802dc4ee0bf82429ae8c7f8d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a11be7f964cae7a58e6b9f2b73d918dd4a5eb60f958722eb7fb7a950cb221a45
[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" "a11be7f964cae7a58e6b9f2b73d918dd4a5eb60f958722eb7fb7a950cb221a45", kill_on_drop: false }`
[INFO] [stderr]    Compiling ui v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `ui`
[INFO] [stdout]    --> src/main.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | / use std::mem;
[INFO] [stdout] 2   | | use std::os::raw::c_void;
[INFO] [stdout] 3   | |
[INFO] [stdout] 4   | | trait Draw {
[INFO] [stdout] ...   |
[INFO] [stdout] 160 | |     }
[INFO] [stdout] 161 | | }
[INFO] [stdout]     | |_^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:17:23
[INFO] [stdout]    |
[INFO] [stdout] 17 |     children: Vec<Box<Draw>>
[INFO] [stdout]    |                       ^^^^
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 -     children: Vec<Box<Draw>>
[INFO] [stdout] 17 +     children: Vec<Box<dyn Draw>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ui` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "a11be7f964cae7a58e6b9f2b73d918dd4a5eb60f958722eb7fb7a950cb221a45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a11be7f964cae7a58e6b9f2b73d918dd4a5eb60f958722eb7fb7a950cb221a45", kill_on_drop: false }`
[INFO] [stdout] a11be7f964cae7a58e6b9f2b73d918dd4a5eb60f958722eb7fb7a950cb221a45