[INFO] fetching crate rsdocs2docset 0.4.1...
[INFO] documenting rsdocs2docset-0.4.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate rsdocs2docset 0.4.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rsdocs2docset 0.4.1 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rsdocs2docset 0.4.1
[INFO] finished tweaking crates.io crate rsdocs2docset 0.4.1
[INFO] tweaked toml for crates.io crate rsdocs2docset 0.4.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded html5ever-atoms v0.3.0
[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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1dfd33372059d37c03589a9a3879749d2fe27981f6df2be3cf7d6af0ddbf8869
[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" "1dfd33372059d37c03589a9a3879749d2fe27981f6df2be3cf7d6af0ddbf8869", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dfd33372059d37c03589a9a3879749d2fe27981f6df2be3cf7d6af0ddbf8869", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dfd33372059d37c03589a9a3879749d2fe27981f6df2be3cf7d6af0ddbf8869", kill_on_drop: false }`
[INFO] [stdout] 1dfd33372059d37c03589a9a3879749d2fe27981f6df2be3cf7d6af0ddbf8869
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96ebfbdda4896724b158a8e0515492f65b31ff8b1ba9208da62ee8fbebdc8c25
[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" "96ebfbdda4896724b158a8e0515492f65b31ff8b1ba9208da62ee8fbebdc8c25", kill_on_drop: false }`
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]     Checking sqlite v0.25.3
[INFO] [stderr]    Compiling string_cache v0.5.2
[INFO] [stderr]    Compiling html5ever-atoms v0.3.0
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]  Documenting rsdocs2docset v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `rcdom` in `html5ever`
[INFO] [stdout]  --> src/dom/parser.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use html5ever::rcdom::NodeEnum::{Element, Text};
[INFO] [stdout]   |                ^^^^^ could not find `rcdom` in `html5ever`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `html5ever::rcdom`
[INFO] [stdout]  --> src/dom/mod.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use html5ever::rcdom::Handle;
[INFO] [stdout]   |                ^^^^^ could not find `rcdom` in `html5ever`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `html5ever::rcdom`
[INFO] [stdout]  --> src/dom/parser.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use html5ever::rcdom::{Handle, RcDom};
[INFO] [stdout]   |                ^^^^^ could not find `rcdom` in `html5ever`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `html5ever::rcdom`
[INFO] [stdout]  --> src/dom/manipulator.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use html5ever::rcdom::RcDom;
[INFO] [stdout]   |                ^^^^^ could not find `rcdom` in `html5ever`
[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, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `rsdocs2docset`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name rsdocs2docset 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 clap=/opt/rustwide/target/debug/deps/libclap-d8de5d56e70a343c.rmeta --extern html5ever=/opt/rustwide/target/debug/deps/libhtml5ever-33507f99340f5676.rmeta --extern html5ever_atoms=/opt/rustwide/target/debug/deps/libhtml5ever_atoms-65388b2abbda9977.rmeta --extern quick_error=/opt/rustwide/target/debug/deps/libquick_error-d23ba971c03ac4da.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7782f3c201500f52.rmeta --extern sqlite=/opt/rustwide/target/debug/deps/libsqlite-0e5730420fe13c6b.rmeta --extern string_cache=/opt/rustwide/target/debug/deps/libstring_cache-97f48f896615cf48.rmeta --extern tendril=/opt/rustwide/target/debug/deps/libtendril-166c2ae3f69cc105.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-97775df2be7e619e.rmeta --cap-lints=warn --crate-version 0.4.1` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "96ebfbdda4896724b158a8e0515492f65b31ff8b1ba9208da62ee8fbebdc8c25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96ebfbdda4896724b158a8e0515492f65b31ff8b1ba9208da62ee8fbebdc8c25", kill_on_drop: false }`
[INFO] [stdout] 96ebfbdda4896724b158a8e0515492f65b31ff8b1ba9208da62ee8fbebdc8c25