[INFO] cloning repository https://github.com/slysherz/polar-send-training
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slysherz/polar-send-training" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslysherz%2Fpolar-send-training", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslysherz%2Fpolar-send-training'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b58435a8da9569312c8f20cbbf190f81d3e997b7
[INFO] documenting slysherz/polar-send-training against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslysherz%2Fpolar-send-training" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/slysherz/polar-send-training 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 git repo https://github.com/slysherz/polar-send-training
[INFO] finished tweaking git repo https://github.com/slysherz/polar-send-training
[INFO] tweaked toml for git repo https://github.com/slysherz/polar-send-training written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/slysherz/polar-send-training 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1add006b8e858c3331bcedae2fd9910dfa0092d6fddda8e9a4e2412a71819caf
[INFO] running `Command { std: "docker" "start" "-a" "1add006b8e858c3331bcedae2fd9910dfa0092d6fddda8e9a4e2412a71819caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1add006b8e858c3331bcedae2fd9910dfa0092d6fddda8e9a4e2412a71819caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1add006b8e858c3331bcedae2fd9910dfa0092d6fddda8e9a4e2412a71819caf", kill_on_drop: false }`
[INFO] [stdout] 1add006b8e858c3331bcedae2fd9910dfa0092d6fddda8e9a4e2412a71819caf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f20e1e101ad7cdc79a0ff725ba6a9216908d9ab71ffdc4ec9c3d9cefc282b17f
[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" "f20e1e101ad7cdc79a0ff725ba6a9216908d9ab71ffdc4ec9c3d9cefc282b17f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]    Compiling polar-prost v0.1.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling nfd v0.0.4 (https://github.com/saurvs/nfd-rs.git#07578c5f)
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.8
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling backtrace v0.3.33
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]    Compiling libusb1-sys v0.3.1
[INFO] [stderr]     Checking simplelog v0.7.4
[INFO] [stderr]     Checking rusb v0.5.2
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]     Checking prost v0.5.0
[INFO] [stderr]  Documenting polar-send-training v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.20s
[INFO] running `Command { std: "docker" "inspect" "f20e1e101ad7cdc79a0ff725ba6a9216908d9ab71ffdc4ec9c3d9cefc282b17f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f20e1e101ad7cdc79a0ff725ba6a9216908d9ab71ffdc4ec9c3d9cefc282b17f", kill_on_drop: false }`
[INFO] [stdout] f20e1e101ad7cdc79a0ff725ba6a9216908d9ab71ffdc4ec9c3d9cefc282b17f