[INFO] fetching crate adafruit_motorkit 0.1.0...
[INFO] documenting adafruit_motorkit-0.1.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate adafruit_motorkit 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate adafruit_motorkit 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 adafruit_motorkit 0.1.0
[INFO] finished tweaking crates.io crate adafruit_motorkit 0.1.0
[INFO] tweaked toml for crates.io crate adafruit_motorkit 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate adafruit_motorkit 0.1.0 already has a lockfile, it will not be regenerated
[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 pwm-pca9685 v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 436a2d45f2c5e015b48c2f6418941f9f436434ae3ae1ce8b5afc78106c59f407
[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" "436a2d45f2c5e015b48c2f6418941f9f436434ae3ae1ce8b5afc78106c59f407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "436a2d45f2c5e015b48c2f6418941f9f436434ae3ae1ce8b5afc78106c59f407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "436a2d45f2c5e015b48c2f6418941f9f436434ae3ae1ce8b5afc78106c59f407", kill_on_drop: false }`
[INFO] [stdout] 436a2d45f2c5e015b48c2f6418941f9f436434ae3ae1ce8b5afc78106c59f407
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] ef18a98c176dec8fe828b0465206cc4c73c2816309f02d3cbfb858f5b90aebcd
[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" "ef18a98c176dec8fe828b0465206cc4c73c2816309f02d3cbfb858f5b90aebcd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking pwm-pca9685 v0.2.0
[INFO] [stderr]     Checking rppal v0.11.3
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]     Checking spidev v0.4.0
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]     Checking linux-embedded-hal v0.3.0
[INFO] [stderr]  Documenting adafruit_motorkit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.64s
[INFO] running `Command { std: "docker" "inspect" "ef18a98c176dec8fe828b0465206cc4c73c2816309f02d3cbfb858f5b90aebcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef18a98c176dec8fe828b0465206cc4c73c2816309f02d3cbfb858f5b90aebcd", kill_on_drop: false }`
[INFO] [stdout] ef18a98c176dec8fe828b0465206cc4c73c2816309f02d3cbfb858f5b90aebcd