[INFO] fetching crate flo_canvas 0.1.0...
[INFO] documenting flo_canvas-0.1.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate flo_canvas 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate flo_canvas 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 flo_canvas 0.1.0
[INFO] finished tweaking crates.io crate flo_canvas 0.1.0
[INFO] tweaked toml for crates.io crate flo_canvas 0.1.0 written to /workspace/builds/worker-4/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc5de4a133de2e50fe1af6d10831caced210b1536ce454ff5557b4ac522b453b
[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" "dc5de4a133de2e50fe1af6d10831caced210b1536ce454ff5557b4ac522b453b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc5de4a133de2e50fe1af6d10831caced210b1536ce454ff5557b4ac522b453b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc5de4a133de2e50fe1af6d10831caced210b1536ce454ff5557b4ac522b453b", kill_on_drop: false }`
[INFO] [stdout] dc5de4a133de2e50fe1af6d10831caced210b1536ce454ff5557b4ac522b453b
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 697ca21e727b72d32874769473e5b27ab0ae9cb6c3d3f9b4272c2aae789ed860
[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" "697ca21e727b72d32874769473e5b27ab0ae9cb6c3d3f9b4272c2aae789ed860", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking rust-hsluv v0.1.4
[INFO] [stderr]     Checking desync v0.1.2
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking flo_curves v0.1.0
[INFO] [stderr]  Documenting flo_canvas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.24s
[INFO] running `Command { std: "docker" "inspect" "697ca21e727b72d32874769473e5b27ab0ae9cb6c3d3f9b4272c2aae789ed860", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "697ca21e727b72d32874769473e5b27ab0ae9cb6c3d3f9b4272c2aae789ed860", kill_on_drop: false }`
[INFO] [stdout] 697ca21e727b72d32874769473e5b27ab0ae9cb6c3d3f9b4272c2aae789ed860