[INFO] fetching crate image 0.23.8...
[INFO] documenting image-0.23.8 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate image 0.23.8 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate image 0.23.8 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate image 0.23.8
[INFO] finished tweaking crates.io crate image 0.23.8
[INFO] tweaked toml for crates.io crate image 0.23.8 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate image 0.23.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff1797c4d2f78d182462e064c7d2ed59433c96ca5f202ad7f78a281d551fee95
[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" "ff1797c4d2f78d182462e064c7d2ed59433c96ca5f202ad7f78a281d551fee95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff1797c4d2f78d182462e064c7d2ed59433c96ca5f202ad7f78a281d551fee95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff1797c4d2f78d182462e064c7d2ed59433c96ca5f202ad7f78a281d551fee95", kill_on_drop: false }`
[INFO] [stdout] ff1797c4d2f78d182462e064c7d2ed59433c96ca5f202ad7f78a281d551fee95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb4b7b8211136c64bf6ef6942691a48ab50c8a811ab85485ba0cef8a3d9e8e07
[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" "cb4b7b8211136c64bf6ef6942691a48ab50c8a811ab85485ba0cef8a3d9e8e07", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking deflate v0.8.4
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking png v0.16.5
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking num-rational v0.3.0
[INFO] [stderr]     Checking num-iter v0.1.40
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]  Documenting image v0.23.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.90s
[INFO] running `Command { std: "docker" "inspect" "cb4b7b8211136c64bf6ef6942691a48ab50c8a811ab85485ba0cef8a3d9e8e07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb4b7b8211136c64bf6ef6942691a48ab50c8a811ab85485ba0cef8a3d9e8e07", kill_on_drop: false }`
[INFO] [stdout] cb4b7b8211136c64bf6ef6942691a48ab50c8a811ab85485ba0cef8a3d9e8e07