[INFO] fetching crate simple_ecs 0.3.2...
[INFO] documenting simple_ecs-0.3.2 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate simple_ecs 0.3.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate simple_ecs 0.3.2 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple_ecs 0.3.2
[INFO] finished tweaking crates.io crate simple_ecs 0.3.2
[INFO] tweaked toml for crates.io crate simple_ecs 0.3.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7fb7b86520f0bff9b7c7e2392473c6ae3de63759c426d83e0884e0bd82221df
[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" "d7fb7b86520f0bff9b7c7e2392473c6ae3de63759c426d83e0884e0bd82221df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7fb7b86520f0bff9b7c7e2392473c6ae3de63759c426d83e0884e0bd82221df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7fb7b86520f0bff9b7c7e2392473c6ae3de63759c426d83e0884e0bd82221df", kill_on_drop: false }`
[INFO] [stdout] d7fb7b86520f0bff9b7c7e2392473c6ae3de63759c426d83e0884e0bd82221df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "RUSTDOCFLAGS=--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0a0c0da9bd6e7e5129a12db21bc79692349bb35fadddca8bf9c04c65f7c00f3
[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" "e0a0c0da9bd6e7e5129a12db21bc79692349bb35fadddca8bf9c04c65f7c00f3", kill_on_drop: false }`
[INFO] [stderr]     Checking dynamic v0.2.1
[INFO] [stderr]  Documenting simple_ecs v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::marker::Reflect`
[INFO] [stdout]  --> src/heterogenous_set.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::marker::Reflect;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ no `Reflect` in `marker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::marker::Reflect`
[INFO] [stdout]  --> src/entity.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::marker::Reflect;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ no `Reflect` in `marker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::marker::Reflect`
[INFO] [stdout]  --> src/components.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::marker::Reflect;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ no `Reflect` in `marker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(reflect_marker)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(associated_type_defaults)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `simple_ecs`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name simple_ecs src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern dynamic=/opt/rustwide/target/debug/deps/libdynamic-3bcc78e819df3b70.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "e0a0c0da9bd6e7e5129a12db21bc79692349bb35fadddca8bf9c04c65f7c00f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0a0c0da9bd6e7e5129a12db21bc79692349bb35fadddca8bf9c04c65f7c00f3", kill_on_drop: false }`
[INFO] [stdout] e0a0c0da9bd6e7e5129a12db21bc79692349bb35fadddca8bf9c04c65f7c00f3