[INFO] fetching crate cala 0.8.0...
[INFO] documenting cala-0.8.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate cala 0.8.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cala 0.8.0 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 cala 0.8.0
[INFO] finished tweaking crates.io crate cala 0.8.0
[INFO] tweaked toml for crates.io crate cala 0.8.0 written to /workspace/builds/worker-0/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 unicode-script v0.5.2
[INFO] [stderr]   Downloaded smelling_salts v0.1.0
[INFO] [stderr]   Downloaded cala_core v0.1.1
[INFO] [stderr]   Downloaded ruzstd v0.2.1
[INFO] [stderr]   Downloaded pix v0.13.1
[INFO] [stderr]   Downloaded dl_api v0.4.0
[INFO] [stderr]   Downloaded human v0.1.0
[INFO] [stderr]   Downloaded rvg v0.1.0
[INFO] [stderr]   Downloaded res v0.5.0
[INFO] [stderr]   Downloaded footile v0.5.0
[INFO] [stderr]   Downloaded wavy v0.3.0
[INFO] [stderr]   Downloaded window v0.4.0
[INFO] [stderr]   Downloaded pix v0.6.1
[INFO] [stderr]   Downloaded fonterator v0.8.0
[INFO] [stderr]   Downloaded devout v0.1.0
[INFO] [stderr]   Downloaded png_pong v0.0.2
[INFO] [stderr]   Downloaded stick v0.10.1
[INFO] [stderr]   Downloaded stronghold v0.2.1
[INFO] [stderr]   Downloaded sheep v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] bc5f5c23b36f8bca93d7659e297755465b7bff19bea24ce15b8aab283e004b9d
[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" "bc5f5c23b36f8bca93d7659e297755465b7bff19bea24ce15b8aab283e004b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc5f5c23b36f8bca93d7659e297755465b7bff19bea24ce15b8aab283e004b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc5f5c23b36f8bca93d7659e297755465b7bff19bea24ce15b8aab283e004b9d", kill_on_drop: false }`
[INFO] [stdout] bc5f5c23b36f8bca93d7659e297755465b7bff19bea24ce15b8aab283e004b9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] a3ce470b987ee313df399cb317c38e9de39ff9d138a5d78bb29fb5e4f4c93a93
[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" "a3ce470b987ee313df399cb317c38e9de39ff9d138a5d78bb29fb5e4f4c93a93", kill_on_drop: false }`
[INFO] [stderr]    Compiling cala v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting cala v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "a3ce470b987ee313df399cb317c38e9de39ff9d138a5d78bb29fb5e4f4c93a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3ce470b987ee313df399cb317c38e9de39ff9d138a5d78bb29fb5e4f4c93a93", kill_on_drop: false }`
[INFO] [stdout] a3ce470b987ee313df399cb317c38e9de39ff9d138a5d78bb29fb5e4f4c93a93