[INFO] fetching crate keyframe 1.0.3...
[INFO] documenting keyframe-1.0.3 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate keyframe 1.0.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate keyframe 1.0.3 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate keyframe 1.0.3
[INFO] finished tweaking crates.io crate keyframe 1.0.3
[INFO] tweaked toml for crates.io crate keyframe 1.0.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate keyframe 1.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded podio v0.1.6
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[INFO] [stderr]   Downloaded color_quant v1.0.1
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[INFO] [stderr]   Downloaded num-traits v0.1.43
[INFO] [stderr]   Downloaded dlib v0.4.1
[INFO] [stderr]   Downloaded downcast-rs v1.1.1
[INFO] [stderr]   Downloaded wayland-client v0.21.13
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[INFO] [stderr]   Downloaded glyph_brush_layout v0.1.8
[INFO] [stderr]   Downloaded claxon v0.4.2
[INFO] [stderr]   Downloaded core-graphics v0.17.3
[INFO] [stderr]   Downloaded cgl v0.2.3
[INFO] [stderr]   Downloaded android_glue v0.2.3
[INFO] [stderr]   Downloaded zip v0.5.3
[INFO] [stderr]   Downloaded ggez v0.5.1
[INFO] [stderr]   Downloaded serde_derive v1.0.103
[INFO] [stderr]   Downloaded error-chain v0.12.1
[INFO] [stderr]   Downloaded block v0.1.6
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[INFO] [stderr]   Downloaded wayland-sys v0.21.13
[INFO] [stderr]   Downloaded crc32fast v1.2.0
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[INFO] [stderr]   Downloaded mint v0.5.4
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.55
[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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 438473203b16b5ad3e1b262ba3ab7f91485fdf8d23243c1db6e87ab2fa847c0b
[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" "438473203b16b5ad3e1b262ba3ab7f91485fdf8d23243c1db6e87ab2fa847c0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "438473203b16b5ad3e1b262ba3ab7f91485fdf8d23243c1db6e87ab2fa847c0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "438473203b16b5ad3e1b262ba3ab7f91485fdf8d23243c1db6e87ab2fa847c0b", kill_on_drop: false }`
[INFO] [stdout] 438473203b16b5ad3e1b262ba3ab7f91485fdf8d23243c1db6e87ab2fa847c0b
[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" "+beta-2020-10-09" "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] f20e5bb48bd1d22f2c7368ed2d54809ad4840a7b45dd4ff3388681ce90645a18
[INFO] running `Command { std: "docker" "start" "-a" "f20e5bb48bd1d22f2c7368ed2d54809ad4840a7b45dd4ff3388681ce90645a18", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking mint v0.5.4
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]  Documenting keyframe v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "f20e5bb48bd1d22f2c7368ed2d54809ad4840a7b45dd4ff3388681ce90645a18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f20e5bb48bd1d22f2c7368ed2d54809ad4840a7b45dd4ff3388681ce90645a18", kill_on_drop: false }`
[INFO] [stdout] f20e5bb48bd1d22f2c7368ed2d54809ad4840a7b45dd4ff3388681ce90645a18
