[INFO] fetching crate plotchart 0.2.12...
[INFO] documenting plotchart-0.2.12 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate plotchart 0.2.12 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate plotchart 0.2.12 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] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] started tweaking crates.io crate plotchart 0.2.12
[INFO] finished tweaking crates.io crate plotchart 0.2.12
[INFO] tweaked toml for crates.io crate plotchart 0.2.12 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate plotchart 0.2.12 already has a lockfile, it will not be regenerated
[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 wasm-bindgen-futures v0.4.10
[INFO] [stderr]   Downloaded dwrote v0.9.0
[INFO] [stderr]   Downloaded lyon_geom v0.14.1
[INFO] [stderr]   Downloaded font-kit v0.5.0
[INFO] [stderr]   Downloaded euclid v0.20.10
[INFO] [stderr]   Downloaded xml-rs v0.8.2
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.66.0
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.10
[INFO] [stderr]   Downloaded lyon_path v0.14.0
[INFO] [stderr]   Downloaded piston2d-graphics v0.35.0
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.10
[INFO] [stderr]   Downloaded piston_window v0.105.0
[INFO] [stderr]   Downloaded piston-gfx_texture v0.40.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 05775925bd64e540611dd53e8345ad799e2d2e2ec721c325b436e72b639c789f
[INFO] running `Command { std: "docker" "start" "-a" "05775925bd64e540611dd53e8345ad799e2d2e2ec721c325b436e72b639c789f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05775925bd64e540611dd53e8345ad799e2d2e2ec721c325b436e72b639c789f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05775925bd64e540611dd53e8345ad799e2d2e2ec721c325b436e72b639c789f", kill_on_drop: false }`
[INFO] [stdout] 05775925bd64e540611dd53e8345ad799e2d2e2ec721c325b436e72b639c789f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 8ee68f282ac3b4c04873893eca72b02c351572a19acf376969f3593ebb4095c0
[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" "8ee68f282ac3b4c04873893eca72b02c351572a19acf376969f3593ebb4095c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]     Checking num-traits v0.2.11
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking euclid v0.20.10
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking freetype v0.4.1
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking lyon_geom v0.14.1
[INFO] [stderr]     Checking lyon_path v0.14.0
[INFO] [stderr]     Checking font-kit v0.5.0
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]  Documenting plotchart v0.2.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.62s
[INFO] running `Command { std: "docker" "inspect" "8ee68f282ac3b4c04873893eca72b02c351572a19acf376969f3593ebb4095c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ee68f282ac3b4c04873893eca72b02c351572a19acf376969f3593ebb4095c0", kill_on_drop: false }`
[INFO] [stdout] 8ee68f282ac3b4c04873893eca72b02c351572a19acf376969f3593ebb4095c0