[INFO] fetching crate hashmap_core 0.1.11...
[INFO] documenting hashmap_core-0.1.11 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate hashmap_core 0.1.11 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate hashmap_core 0.1.11 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hashmap_core 0.1.11
[INFO] finished tweaking crates.io crate hashmap_core 0.1.11
[INFO] tweaked toml for crates.io crate hashmap_core 0.1.11 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4841b5696eabdc211cf971f6358d99b3ddbefd03b0615d4729ca093fb6137ee
[INFO] running `Command { std: "docker" "start" "-a" "c4841b5696eabdc211cf971f6358d99b3ddbefd03b0615d4729ca093fb6137ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4841b5696eabdc211cf971f6358d99b3ddbefd03b0615d4729ca093fb6137ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4841b5696eabdc211cf971f6358d99b3ddbefd03b0615d4729ca093fb6137ee", kill_on_drop: false }`
[INFO] [stdout] c4841b5696eabdc211cf971f6358d99b3ddbefd03b0615d4729ca093fb6137ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e468474d75dd78830087a624666b966800b6592e6deeb88fee1b9b76609c854
[INFO] running `Command { std: "docker" "start" "-a" "2e468474d75dd78830087a624666b966800b6592e6deeb88fee1b9b76609c854", kill_on_drop: false }`
[INFO] [stderr]  Documenting hashmap_core v0.1.11 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `alloc_crate::collections::CollectionAllocErr`
[INFO] [stdout]   --> src/lib.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub use alloc_crate::collections::CollectionAllocErr;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `CollectionAllocErr` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `alloc::Alloc`
[INFO] [stdout]   --> src/table.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 | use alloc::{handle_alloc_error, Alloc, Global, Layout, LayoutErr};
[INFO] [stdout]    |                                 ^^^^^ no `Alloc` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     feature(alloc, dropck_eyepatch, allocator_api, ptr_internals, try_reserve, alloc_layout_extra)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 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 `hashmap_core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name hashmap_core 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 --cap-lints=warn --crate-version 0.1.11` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "2e468474d75dd78830087a624666b966800b6592e6deeb88fee1b9b76609c854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e468474d75dd78830087a624666b966800b6592e6deeb88fee1b9b76609c854", kill_on_drop: false }`
[INFO] [stdout] 2e468474d75dd78830087a624666b966800b6592e6deeb88fee1b9b76609c854
