[INFO] crate kernlog 0.2.1 is already in cache
[INFO] documenting kernlog-0.2.1 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate kernlog 0.2.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate kernlog 0.2.1 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kernlog 0.2.1
[INFO] finished tweaking crates.io crate kernlog 0.2.1
[INFO] tweaked toml for crates.io crate kernlog 0.2.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b053c6360b9fca79e7da47be84240d43964c3c8cc45852678a89491cb05f3e4
[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" "2b053c6360b9fca79e7da47be84240d43964c3c8cc45852678a89491cb05f3e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b053c6360b9fca79e7da47be84240d43964c3c8cc45852678a89491cb05f3e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b053c6360b9fca79e7da47be84240d43964c3c8cc45852678a89491cb05f3e4", kill_on_drop: false }`
[INFO] [stdout] 2b053c6360b9fca79e7da47be84240d43964c3c8cc45852678a89491cb05f3e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c77c88cb5c652a8f66dc8566084f87e4ab4b59a99dab4bb96b9a939d26cfd94f
[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" "c77c88cb5c652a8f66dc8566084f87e4ab4b59a99dab4bb96b9a939d26cfd94f", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]  Documenting kernlog v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `log::LogMetadata`, `log::LogRecord`, `log::LogLevel`, `log::MaxLogLevelFilter`, `log::LogLevelFilter`
[INFO] [stdout]   --> src/lib.rs:54:16
[INFO] [stdout]    |
[INFO] [stdout] 54 | use log::{Log, LogMetadata, LogRecord, LogLevel, MaxLogLevelFilter, LogLevelFilter, SetLoggerError};
[INFO] [stdout]    |                ^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^ no `LogLevelFilter` in the root
[INFO] [stdout]    |                |            |          |         |
[INFO] [stdout]    |                |            |          |         no `MaxLogLevelFilter` in the root
[INFO] [stdout]    |                |            |          no `LogLevel` in the root
[INFO] [stdout]    |                |            no `LogRecord` in the root
[INFO] [stdout]    |                no `LogMetadata` in the root
[INFO] [stdout]    |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 54 | use log::{Log, Metadata, LogRecord, LogLevel, MaxLogLevelFilter, LogLevelFilter, SetLoggerError};
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 54 | use log::{Log, LogMetadata, Record, LogLevel, MaxLogLevelFilter, LogLevelFilter, SetLoggerError};
[INFO] [stdout]    |                             ^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 54 | use log::{Log, LogMetadata, LogRecord, LogLevel, MaxLogLevelFilter, LevelFilter, SetLoggerError};
[INFO] [stdout]    |                                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `kernlog`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name kernlog 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 log=/opt/rustwide/target/debug/deps/liblog-00a2a49b51da603b.rmeta --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "c77c88cb5c652a8f66dc8566084f87e4ab4b59a99dab4bb96b9a939d26cfd94f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c77c88cb5c652a8f66dc8566084f87e4ab4b59a99dab4bb96b9a939d26cfd94f", kill_on_drop: false }`
[INFO] [stdout] c77c88cb5c652a8f66dc8566084f87e4ab4b59a99dab4bb96b9a939d26cfd94f