[INFO] cloning repository https://github.com/azasypkin/rust-caster
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/azasypkin/rust-caster" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazasypkin%2Frust-caster", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazasypkin%2Frust-caster'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 19b081e8d4bea83a14cb37553e83a53de2a93ead
[INFO] documenting azasypkin/rust-caster 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%2Fazasypkin%2Frust-caster" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/azasypkin/rust-caster 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/azasypkin/rust-caster
[INFO] finished tweaking git repo https://github.com/azasypkin/rust-caster
[INFO] tweaked toml for git repo https://github.com/azasypkin/rust-caster written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/azasypkin/rust-caster 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 6e3803cfafc660347234b7c75e9bfa4d723aa8e6bdcda8633a86bff9f2410705
[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" "6e3803cfafc660347234b7c75e9bfa4d723aa8e6bdcda8633a86bff9f2410705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e3803cfafc660347234b7c75e9bfa4d723aa8e6bdcda8633a86bff9f2410705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e3803cfafc660347234b7c75e9bfa4d723aa8e6bdcda8633a86bff9f2410705", kill_on_drop: false }`
[INFO] [stdout] 6e3803cfafc660347234b7c75e9bfa4d723aa8e6bdcda8633a86bff9f2410705
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f63a95444118b5796433f5d10cd5a37adb87aeccff50f1420b56f4ecb066736a
[INFO] running `Command { std: "docker" "start" "-a" "f63a95444118b5796433f5d10cd5a37adb87aeccff50f1420b56f4ecb066736a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling protobuf v2.10.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling protoc v2.10.1
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling protobuf-codegen v2.10.1
[INFO] [stderr]    Compiling protoc-rust v2.10.1
[INFO] [stderr]    Compiling rust_cast v0.15.1
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]  Documenting rust-caster v0.15.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.24s
[INFO] running `Command { std: "docker" "inspect" "f63a95444118b5796433f5d10cd5a37adb87aeccff50f1420b56f4ecb066736a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f63a95444118b5796433f5d10cd5a37adb87aeccff50f1420b56f4ecb066736a", kill_on_drop: false }`
[INFO] [stdout] f63a95444118b5796433f5d10cd5a37adb87aeccff50f1420b56f4ecb066736a