[INFO] fetching crate xyio 0.1.0...
[INFO] documenting xyio-0.1.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate xyio 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate xyio 0.1.0 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 xyio 0.1.0
[INFO] finished tweaking crates.io crate xyio 0.1.0
[INFO] tweaked toml for crates.io crate xyio 0.1.0 written to /workspace/builds/worker-13/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 256c2d1668c1165dd72ca922b9bfc5e6cba399c1280a4013d2908d406dfe0268
[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" "256c2d1668c1165dd72ca922b9bfc5e6cba399c1280a4013d2908d406dfe0268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "256c2d1668c1165dd72ca922b9bfc5e6cba399c1280a4013d2908d406dfe0268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "256c2d1668c1165dd72ca922b9bfc5e6cba399c1280a4013d2908d406dfe0268", kill_on_drop: false }`
[INFO] [stdout] 256c2d1668c1165dd72ca922b9bfc5e6cba399c1280a4013d2908d406dfe0268
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27ba0f8368afb3e794047b0b4fd7128fe6b73ff67d22d1a08206bfe7b9d60e8f
[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" "27ba0f8368afb3e794047b0b4fd7128fe6b73ff67d22d1a08206bfe7b9d60e8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling http-muncher v0.3.2
[INFO] [stderr]     Checking time v0.2.17
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking xyio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting xyio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `log::LogRecord`, `log::LogLevel`, `log::LogMetadata`
[INFO] [stdout]  --> src/xyio/logging.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{LogRecord, LogLevel, LogMetadata, SetLoggerError};
[INFO] [stdout]   |           ^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^ no `LogMetadata` in the root
[INFO] [stdout]   |           |          |
[INFO] [stdout]   |           |          no `LogLevel` in the root
[INFO] [stdout]   |           no `LogRecord` in the root
[INFO] [stdout]   |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{Record, LogLevel, LogMetadata, SetLoggerError};
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{LogRecord, LogLevel, Metadata, SetLoggerError};
[INFO] [stdout]   |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `log::LogRecord`, `log::LogLevel`, `log::LogMetadata`
[INFO] [stdout]  --> src/xyio/logging.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{LogRecord, LogLevel, LogMetadata, SetLoggerError};
[INFO] [stdout]   |           ^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^ no `LogMetadata` in the root
[INFO] [stdout]   |           |          |
[INFO] [stdout]   |           |          no `LogLevel` in the root
[INFO] [stdout]   |           no `LogRecord` in the root
[INFO] [stdout]   |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{Record, LogLevel, LogMetadata, SetLoggerError};
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{LogRecord, LogLevel, Metadata, SetLoggerError};
[INFO] [stdout]   |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `flush`
[INFO] [stdout]   --> src/xyio/logging.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl log::Log for Logger {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ missing `flush` in implementation
[INFO] [stdout]    |
[INFO] [stdout]    = help: implement the missing item: `fn flush(&self) { todo!() }`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xyio`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "27ba0f8368afb3e794047b0b4fd7128fe6b73ff67d22d1a08206bfe7b9d60e8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ba0f8368afb3e794047b0b4fd7128fe6b73ff67d22d1a08206bfe7b9d60e8f", kill_on_drop: false }`
[INFO] [stdout] 27ba0f8368afb3e794047b0b4fd7128fe6b73ff67d22d1a08206bfe7b9d60e8f