[INFO] fetching crate airmash-protocol 0.3.0...
[INFO] documenting airmash-protocol-0.3.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate airmash-protocol 0.3.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate airmash-protocol 0.3.0 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 airmash-protocol 0.3.0
[INFO] finished tweaking crates.io crate airmash-protocol 0.3.0
[INFO] tweaked toml for crates.io crate airmash-protocol 0.3.0 written to /workspace/builds/worker-10/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] 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] d758c705f96840743ab7a2c64312a3da8af2d62b76b3a0c654da7db19b504b0a
[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" "d758c705f96840743ab7a2c64312a3da8af2d62b76b3a0c654da7db19b504b0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d758c705f96840743ab7a2c64312a3da8af2d62b76b3a0c654da7db19b504b0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d758c705f96840743ab7a2c64312a3da8af2d62b76b3a0c654da7db19b504b0a", kill_on_drop: false }`
[INFO] [stdout] d758c705f96840743ab7a2c64312a3da8af2d62b76b3a0c654da7db19b504b0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 3972a4d196c42017885abf63eb7448ee1e5b0aa97cd7d559dcb2f48147158cef
[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" "3972a4d196c42017885abf63eb7448ee1e5b0aa97cd7d559dcb2f48147158cef", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling dimensioned v0.7.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking generic-array v0.11.1
[INFO] [stderr]    Compiling specs-derive v0.4.1
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]    Compiling derive_more v0.13.0
[INFO] [stderr]  Documenting airmash-protocol v0.3.0 (/opt/rustwide/workdir)
[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(try_from, optin_builtin_traits)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stdout]   --> src/types/vector2.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<T> !NotVec for Vector2<T> {}
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `airmash-protocol`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name airmash_protocol src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="custom_data"' --cfg 'feature="default"' --cfg 'feature="serde"' --cfg 'feature="serde_json"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern derive_more=/opt/rustwide/target/debug/deps/libderive_more-b634b460f709bcd5.so --extern dimensioned=/opt/rustwide/target/debug/deps/libdimensioned-ebc3f312ba2bf89b.rmeta --extern enum_primitive_derive=/opt/rustwide/target/debug/deps/libenum_primitive_derive-7c67f03169aba7e2.so --extern fnv=/opt/rustwide/target/debug/deps/libfnv-6f83b5744b59dc2d.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-57a7edc7f441d44c.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-705f46f124ac753d.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-de526c2f95fb2c08.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-3cc4975c0cfd1501.rmeta --extern specs_derive=/opt/rustwide/target/debug/deps/libspecs_derive-dab183f2153b0b64.so --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "3972a4d196c42017885abf63eb7448ee1e5b0aa97cd7d559dcb2f48147158cef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3972a4d196c42017885abf63eb7448ee1e5b0aa97cd7d559dcb2f48147158cef", kill_on_drop: false }`
[INFO] [stdout] 3972a4d196c42017885abf63eb7448ee1e5b0aa97cd7d559dcb2f48147158cef