[INFO] fetching crate dev 0.1.0...
[INFO] documenting dev-0.1.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate dev 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate dev 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 dev 0.1.0
[INFO] finished tweaking crates.io crate dev 0.1.0
[INFO] tweaked toml for crates.io crate dev 0.1.0 written to /workspace/builds/worker-10/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 err v0.0.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 97995b291a8e4455a1e0c1327042b133823f55cacaf48a5f4f3467451945bf7a
[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" "97995b291a8e4455a1e0c1327042b133823f55cacaf48a5f4f3467451945bf7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97995b291a8e4455a1e0c1327042b133823f55cacaf48a5f4f3467451945bf7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97995b291a8e4455a1e0c1327042b133823f55cacaf48a5f4f3467451945bf7a", kill_on_drop: false }`
[INFO] [stdout] 97995b291a8e4455a1e0c1327042b133823f55cacaf48a5f4f3467451945bf7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 542d37eaea6bb7218f1068284843dc0325dc42b4a23d8db5705feabecd13fbab
[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" "542d37eaea6bb7218f1068284843dc0325dc42b4a23d8db5705feabecd13fbab", kill_on_drop: false }`
[INFO] [stderr]     Checking err v0.0.8
[INFO] [stderr]  Documenting dev v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `ioctl` in this scope
[INFO] [stdout]   --> src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | ioctl!{bad blkgetsize64 with ior!(0x12, 114, mem::size_of::<size_t>()) }
[INFO] [stdout]    | ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `ioctl` in this scope
[INFO] [stdout]   --> src/lib.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | ioctl!{none blkpbszget with 0x12, 123}
[INFO] [stdout]    | ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `dev`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name dev 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 err=/opt/rustwide/target/debug/deps/liberr-28d65f59c9135357.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-07b74124a1652f97.rmeta --extern nix=/opt/rustwide/target/debug/deps/libnix-a80f11789cd3d123.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "542d37eaea6bb7218f1068284843dc0325dc42b4a23d8db5705feabecd13fbab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "542d37eaea6bb7218f1068284843dc0325dc42b4a23d8db5705feabecd13fbab", kill_on_drop: false }`
[INFO] [stdout] 542d37eaea6bb7218f1068284843dc0325dc42b4a23d8db5705feabecd13fbab