[INFO] fetching crate hashmap_core2 0.0.1...
[INFO] documenting hashmap_core2-0.0.1 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate hashmap_core2 0.0.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate hashmap_core2 0.0.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hashmap_core2 0.0.1
[INFO] finished tweaking crates.io crate hashmap_core2 0.0.1
[INFO] tweaked toml for crates.io crate hashmap_core2 0.0.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa1c922896486192778e565faf891cab003bc09049f93f489daf0c4ba4db54ce
[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" "aa1c922896486192778e565faf891cab003bc09049f93f489daf0c4ba4db54ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa1c922896486192778e565faf891cab003bc09049f93f489daf0c4ba4db54ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa1c922896486192778e565faf891cab003bc09049f93f489daf0c4ba4db54ce", kill_on_drop: false }`
[INFO] [stdout] aa1c922896486192778e565faf891cab003bc09049f93f489daf0c4ba4db54ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4856b33e64914fa42d18196ae2cd77fe0763089a7fc3cba0492b5978090d84a8
[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" "4856b33e64914fa42d18196ae2cd77fe0763089a7fc3cba0492b5978090d84a8", kill_on_drop: false }`
[INFO] [stderr]  Documenting hashmap_core2 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `alloc_crate::alloc::oom`
[INFO] [stdout]   --> src/lib.rs:19:34
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub use alloc_crate::alloc::{oom, Global};
[INFO] [stdout]    |                                  ^^^ no `oom` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `alloc::CollectionAllocErr`
[INFO] [stdout]   --> src/map.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use alloc::CollectionAllocErr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^ no `CollectionAllocErr` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `alloc::Alloc`, `alloc::CollectionAllocErr`
[INFO] [stdout]   --> src/table.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 | use alloc::{Alloc, CollectionAllocErr, Global, Layout};
[INFO] [stdout]    |             ^^^^^  ^^^^^^^^^^^^^^^^^^ no `CollectionAllocErr` in `alloc`
[INFO] [stdout]    |             |
[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:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(alloc, dropck_eyepatch, allocator_api, fused, ptr_internals, try_reserve, nonnull_cast)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 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_core2`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name hashmap_core2 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 0.0.1` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "4856b33e64914fa42d18196ae2cd77fe0763089a7fc3cba0492b5978090d84a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4856b33e64914fa42d18196ae2cd77fe0763089a7fc3cba0492b5978090d84a8", kill_on_drop: false }`
[INFO] [stdout] 4856b33e64914fa42d18196ae2cd77fe0763089a7fc3cba0492b5978090d84a8
