[INFO] fetching crate poke-a-mango 0.5.0...
[INFO] documenting poke-a-mango-0.5.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate poke-a-mango 0.5.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate poke-a-mango 0.5.0 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 poke-a-mango 0.5.0
[INFO] finished tweaking crates.io crate poke-a-mango 0.5.0
[INFO] tweaked toml for crates.io crate poke-a-mango 0.5.0 written to /workspace/builds/worker-6/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 inflate v0.1.1
[INFO] [stderr]   Downloaded draw_state v0.6.0
[INFO] [stderr]   Downloaded wayland-sys v0.7.8
[INFO] [stderr]   Downloaded wayland-window v0.4.4
[INFO] [stderr]   Downloaded vecmath v0.2.0
[INFO] [stderr]   Downloaded rusttype v0.2.4
[INFO] [stderr]   Downloaded cocoa v0.3.3
[INFO] [stderr]   Downloaded gl_generator v0.6.1
[INFO] [stderr]   Downloaded interpolation v0.1.0
[INFO] [stderr]   Downloaded piston-texture v0.5.0
[INFO] [stderr]   Downloaded bitflags v0.6.0
[INFO] [stderr]   Downloaded png v0.5.2
[INFO] [stderr]   Downloaded pancurses v0.7.0
[INFO] [stderr]   Downloaded bit-set v0.2.0
[INFO] [stderr]   Downloaded dwmapi-sys v0.1.1
[INFO] [stderr]   Downloaded wayland-client v0.7.8
[INFO] [stderr]   Downloaded gfx_core v0.4.0
[INFO] [stderr]   Downloaded glutin v0.7.4
[INFO] [stderr]   Downloaded wayland-kbd v0.6.3
[INFO] [stderr]   Downloaded memmap v0.4.0
[INFO] [stderr]   Downloaded piston-gfx_texture v0.18.0
[INFO] [stderr]   Downloaded tempfile v2.2.0
[INFO] [stderr]   Downloaded pistoncore-input v0.14.0
[INFO] [stderr]   Downloaded image v0.10.4
[INFO] [stderr]   Downloaded serde v0.7.15
[INFO] [stderr]   Downloaded khronos_api v1.0.1
[INFO] [stderr]   Downloaded petgraph v0.2.10
[INFO] [stderr]   Downloaded libloading v0.3.4
[INFO] [stderr]   Downloaded piston-float v0.2.0
[INFO] [stderr]   Downloaded core-graphics v0.3.2
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.26.0
[INFO] [stderr]   Downloaded piston-viewport v0.2.0
[INFO] [stderr]   Downloaded stb_truetype v0.2.8
[INFO] [stderr]   Downloaded chan-signal v0.1.7
[INFO] [stderr]   Downloaded winit v0.5.11
[INFO] [stderr]   Downloaded user32-sys v0.1.3
[INFO] [stderr]   Downloaded gfx v0.12.2
[INFO] [stderr]   Downloaded daggy v0.4.1
[INFO] [stderr]   Downloaded shader_version v0.2.2
[INFO] [stderr]   Downloaded pistoncore-window v0.23.0
[INFO] [stderr]   Downloaded target_build_utils v0.3.1
[INFO] [stderr]   Downloaded gl v0.6.5
[INFO] [stderr]   Downloaded read_color v0.1.0
[INFO] [stderr]   Downloaded gfx_device_gl v0.11.2
[INFO] [stderr]   Downloaded piston-shaders_graphics2d v0.2.1
[INFO] [stderr]   Downloaded ncurses v5.99.0
[INFO] [stderr]   Downloaded gdi32-sys v0.1.2
[INFO] [stderr]   Downloaded dlib v0.3.1
[INFO] [stderr]   Downloaded gleam v0.2.32
[INFO] [stderr]   Downloaded gfx_gl v0.3.1
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.32.0
[INFO] [stderr]   Downloaded cocoa v0.5.2
[INFO] [stderr]   Downloaded wayland-scanner v0.7.8
[INFO] [stderr]   Downloaded cgl v0.1.5
[INFO] [stderr]   Downloaded fs2 v0.2.5
[INFO] [stderr]   Downloaded core-graphics v0.4.2
[INFO] [stderr]   Downloaded pdcurses-sys v0.3.0
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.33.2
[INFO] [stderr]   Downloaded conrod v0.47.4
[INFO] [stderr]   Downloaded cursive v0.3.7
[INFO] [stderr]   Downloaded piston2d-graphics v0.19.0
[INFO] [stderr]   Downloaded tabwriter v0.1.25
[INFO] [stderr]   Downloaded gl_generator v0.5.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 37dbfc3bb63d33581c5615a8793759d3578295f8752fceb9ba282b00b0359f6b
[INFO] running `Command { std: "docker" "start" "-a" "37dbfc3bb63d33581c5615a8793759d3578295f8752fceb9ba282b00b0359f6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37dbfc3bb63d33581c5615a8793759d3578295f8752fceb9ba282b00b0359f6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37dbfc3bb63d33581c5615a8793759d3578295f8752fceb9ba282b00b0359f6b", kill_on_drop: false }`
[INFO] [stdout] 37dbfc3bb63d33581c5615a8793759d3578295f8752fceb9ba282b00b0359f6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 8a080a204c7d93fdd40866b67e683a6711c3cb2a4666bc12dfed10e13d6ca75e
[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" "8a080a204c7d93fdd40866b67e683a6711c3cb2a4666bc12dfed10e13d6ca75e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]     Checking piston-float v0.2.0
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]     Checking bitflags v0.6.0
[INFO] [stderr]     Checking shader_version v0.2.2
[INFO] [stderr]     Checking inflate v0.1.1
[INFO] [stderr]     Checking piston-texture v0.5.0
[INFO] [stderr]     Checking interpolation v0.1.0
[INFO] [stderr]     Checking read_color v0.1.0
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.2.1
[INFO] [stderr]    Compiling cursive v0.3.7
[INFO] [stderr]    Compiling poke-a-mango v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking tabwriter v0.1.25
[INFO] [stderr]     Checking petgraph v0.2.10
[INFO] [stderr]     Checking bit-set v0.2.0
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]     Checking draw_state v0.6.0
[INFO] [stderr]     Checking piston-viewport v0.2.0
[INFO] [stderr]     Checking vecmath v0.2.0
[INFO] [stderr]    Compiling xml-rs v0.6.1
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]     Checking pistoncore-input v0.14.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking piston2d-graphics v0.19.0
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking chan v0.1.23
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking gfx_core v0.4.0
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking daggy v0.4.1
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]     Checking stb_truetype v0.2.8
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking chan-signal v0.1.7
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling wayland-scanner v0.7.8
[INFO] [stderr]     Checking rusttype v0.2.4
[INFO] [stderr]     Checking pancurses v0.7.0
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]     Checking pistoncore-window v0.23.0
[INFO] [stderr]     Checking png v0.5.2
[INFO] [stderr]     Checking pistoncore-event_loop v0.26.0
[INFO] [stderr]    Compiling wayland-client v0.7.8
[INFO] [stderr]     Checking image v0.10.4
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stderr]    Compiling glutin v0.7.4
[INFO] [stderr]    Compiling gl v0.6.5
[INFO] [stderr]     Checking gfx v0.12.2
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]     Checking piston-gfx_texture v0.18.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.33.2
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking gfx_device_gl v0.11.2
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.7.8
[INFO] [stderr]     Checking wayland-kbd v0.6.3
[INFO] [stderr]     Checking wayland-window v0.4.4
[INFO] [stderr]     Checking winit v0.5.11
[INFO] [stderr]     Checking pistoncore-glutin_window v0.32.0
[INFO] [stderr]     Checking conrod v0.47.4
[INFO] [stderr]  Documenting poke-a-mango v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "8a080a204c7d93fdd40866b67e683a6711c3cb2a4666bc12dfed10e13d6ca75e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a080a204c7d93fdd40866b67e683a6711c3cb2a4666bc12dfed10e13d6ca75e", kill_on_drop: false }`
[INFO] [stdout] 8a080a204c7d93fdd40866b67e683a6711c3cb2a4666bc12dfed10e13d6ca75e