[INFO] cloning repository https://github.com/ibodrov/rust-ecs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ibodrov/rust-ecs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fibodrov%2Frust-ecs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fibodrov%2Frust-ecs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c0d63590d2cdee3f1c5252912d50fa0fc61a3cef
[INFO] testing ibodrov/rust-ecs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fibodrov%2Frust-ecs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ibodrov/rust-ecs on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ibodrov/rust-ecs
[INFO] finished tweaking git repo https://github.com/ibodrov/rust-ecs
[INFO] tweaked toml for git repo https://github.com/ibodrov/rust-ecs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ibodrov/rust-ecs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 483bfdc944673b0287bff00ffff8f6d4630f1be5b5f461f9f5416131a37b56ae
[INFO] running `Command { std: "docker" "start" "-a" "483bfdc944673b0287bff00ffff8f6d4630f1be5b5f461f9f5416131a37b56ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "483bfdc944673b0287bff00ffff8f6d4630f1be5b5f461f9f5416131a37b56ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "483bfdc944673b0287bff00ffff8f6d4630f1be5b5f461f9f5416131a37b56ae", kill_on_drop: false }`
[INFO] [stdout] 483bfdc944673b0287bff00ffff8f6d4630f1be5b5f461f9f5416131a37b56ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6735ecb469fefc9b86dedf1ecee31c0e0526c9944c18f8efadfd69cac89e1aaa
[INFO] running `Command { std: "docker" "start" "-a" "6735ecb469fefc9b86dedf1ecee31c0e0526c9944c18f8efadfd69cac89e1aaa", kill_on_drop: false }`
[INFO] [stderr]    Compiling scoped_threadpool v0.1.7
[INFO] [stderr]    Compiling ecs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:22:53
[INFO] [stdout]    |
[INFO] [stdout] 22 |     components: HashMap<TypeId, HashMap<Entity, Box<Any>>>,
[INFO] [stdout]    |                                                     ^^^ help: use `dyn`: `dyn Any`
[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] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:41:76
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn ensure_components(&mut self, t: TypeId) -> &mut HashMap<Entity, Box<Any>> {
[INFO] [stdout]    |                                                                            ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout]    |
[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: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ecs` due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6735ecb469fefc9b86dedf1ecee31c0e0526c9944c18f8efadfd69cac89e1aaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6735ecb469fefc9b86dedf1ecee31c0e0526c9944c18f8efadfd69cac89e1aaa", kill_on_drop: false }`
[INFO] [stdout] 6735ecb469fefc9b86dedf1ecee31c0e0526c9944c18f8efadfd69cac89e1aaa