[INFO] cloning repository https://github.com/pengj/generative-artistry-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pengj/generative-artistry-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpengj%2Fgenerative-artistry-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpengj%2Fgenerative-artistry-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 81667b77b9dfc0de2cdd466b8503731981601372 [INFO] documenting pengj/generative-artistry-rs against 1.61.0 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpengj%2Fgenerative-artistry-rs" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pengj/generative-artistry-rs on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pengj/generative-artistry-rs [INFO] finished tweaking git repo https://github.com/pengj/generative-artistry-rs [INFO] tweaked toml for git repo https://github.com/pengj/generative-artistry-rs written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/pengj/generative-artistry-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wgpu-types v0.9.0 [INFO] [stderr] Downloaded wgpu v0.9.0 [INFO] [stderr] Downloaded nannou v0.17.1 [INFO] [stderr] Downloaded naga v0.5.0 [INFO] [stderr] Downloaded gfx-renderdoc v0.1.0 [INFO] [stderr] Downloaded gfx-backend-empty v0.9.0 [INFO] [stderr] Downloaded gfx-auxil v0.10.0 [INFO] [stderr] Downloaded nannou_core v0.17.0 [INFO] [stderr] Downloaded gfx-backend-dx12 v0.9.1 [INFO] [stderr] Downloaded lyon_path v0.15.2 [INFO] [stderr] Downloaded glam v0.16.0 [INFO] [stderr] Downloaded lyon_algorithms v0.15.1 [INFO] [stderr] Downloaded conrod_winit v0.74.0 [INFO] [stderr] Downloaded pistoncore-input v1.0.0 [INFO] [stderr] Downloaded conrod_core v0.74.0 [INFO] [stderr] Downloaded smithay-clipboard v0.4.0 [INFO] [stderr] Downloaded sid v0.6.1 [INFO] [stderr] Downloaded thunderdome v0.4.1 [INFO] [stderr] Downloaded conrod_derive v0.74.0 [INFO] [stderr] Downloaded x11-clipboard v0.5.2 [INFO] [stderr] Downloaded find_folder v0.3.0 [INFO] [stderr] Downloaded ash v0.32.1 [INFO] [stderr] Downloaded xcb v0.9.0 [INFO] [stderr] Downloaded daggy v0.6.0 [INFO] [stderr] Downloaded notosans v0.1.0 [INFO] [stderr] Downloaded gfx-hal v0.9.0 [INFO] [stderr] Downloaded rose_tree v0.2.0 [INFO] [stderr] Downloaded glow v0.9.0 [INFO] [stderr] Downloaded gpu-alloc v0.4.7 [INFO] [stderr] Downloaded copypasta v0.6.3 [INFO] [stderr] Downloaded lyon_tessellation v0.15.9 [INFO] [stderr] Downloaded conrod_wgpu v0.74.0 [INFO] [stderr] Downloaded lyon_geom v0.15.3 [INFO] [stderr] Downloaded euclid v0.20.14 [INFO] [stderr] Downloaded palette v0.5.0 [INFO] [stderr] Downloaded palette_derive v0.5.0 [INFO] [stderr] Downloaded noise v0.7.0 [INFO] [stderr] Downloaded pennereq v0.3.1 [INFO] [stderr] Downloaded gfx-backend-dx11 v0.9.0 [INFO] [stderr] Downloaded gfx-backend-metal v0.9.1 [INFO] [stderr] Downloaded profiling v1.0.3 [INFO] [stderr] Downloaded gfx-backend-gl v0.9.0 [INFO] [stderr] Downloaded gfx-backend-vulkan v0.9.0 [INFO] [stderr] Downloaded external-memory v0.0.1 [INFO] [stderr] Downloaded lyon v0.15.9 [INFO] [stderr] Downloaded drm-fourcc v2.2.0 [INFO] [stderr] Downloaded wgpu-core v0.9.2 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] 95e45453ddbe55497e4fb1991df77c675b723a56b839bb8ea69e56a7a200dfb4 [INFO] running `Command { std: "docker" "start" "-a" "95e45453ddbe55497e4fb1991df77c675b723a56b839bb8ea69e56a7a200dfb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "95e45453ddbe55497e4fb1991df77c675b723a56b839bb8ea69e56a7a200dfb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95e45453ddbe55497e4fb1991df77c675b723a56b839bb8ea69e56a7a200dfb4", kill_on_drop: false }` [INFO] [stdout] 95e45453ddbe55497e4fb1991df77c675b723a56b839bb8ea69e56a7a200dfb4 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 45b7719a516d1ca91e1c11b1c8ccf98d69f983cf008d20df097bcd74ca986fb3 [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" "45b7719a516d1ca91e1c11b1c8ccf98d69f983cf008d20df097bcd74ca986fb3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.102 [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling xml-rs v0.8.4 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling drm-fourcc v2.2.0 [INFO] [stderr] Checking fixedbitset v0.2.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling khronos-egl v4.1.0 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Compiling futures-core v0.3.17 [INFO] [stderr] Compiling nix v0.18.0 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Checking minimal-lexical v0.1.3 [INFO] [stderr] Checking ahash v0.4.7 [INFO] [stderr] Compiling crossbeam-queue v0.3.2 [INFO] [stderr] Compiling cfg_aliases v0.1.1 [INFO] [stderr] Checking ttf-parser v0.6.2 [INFO] [stderr] Checking renderdoc-sys v0.7.1 [INFO] [stderr] Checking fixedbitset v0.1.9 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking ab_glyph_rasterizer v0.1.4 [INFO] [stderr] Checking glow v0.9.0 [INFO] [stderr] Checking futures-sink v0.3.17 [INFO] [stderr] Checking piston-float v1.0.0 [INFO] [stderr] Checking inplace_it v0.3.3 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking profiling v1.0.3 [INFO] [stderr] Checking futures-io v0.3.17 [INFO] [stderr] Checking slab v0.4.4 [INFO] [stderr] Compiling palette v0.5.0 [INFO] [stderr] Checking bytemuck v1.7.2 [INFO] [stderr] Compiling winit v0.25.0 [INFO] [stderr] Compiling serde_json v1.0.68 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking notosans v0.1.0 [INFO] [stderr] Checking find_folder v0.3.0 [INFO] [stderr] Checking conrod_winit v0.74.0 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling num-bigint v0.3.3 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling futures-macro v0.3.17 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Checking libloading v0.7.0 [INFO] [stderr] Checking instant v0.1.10 [INFO] [stderr] Checking gpu-descriptor-types v0.1.1 [INFO] [stderr] Checking gpu-alloc-types v0.2.0 [INFO] [stderr] Checking wgpu-types v0.9.0 [INFO] [stderr] Compiling wayland-sys v0.28.6 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking lock_api v0.4.5 [INFO] [stderr] Checking codespan-reporting v0.11.1 [INFO] [stderr] Checking bit-set v0.5.2 [INFO] [stderr] Checking stb_truetype v0.3.1 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Compiling wgpu-core v0.9.2 [INFO] [stderr] Checking petgraph v0.4.13 [INFO] [stderr] Checking gif v0.11.2 [INFO] [stderr] Checking piston-viewport v1.0.0 [INFO] [stderr] Compiling nom v7.0.0 [INFO] [stderr] Checking dlib v0.5.0 [INFO] [stderr] Checking ash v0.32.1 [INFO] [stderr] Checking gpu-alloc v0.4.7 [INFO] [stderr] Checking gfx-renderdoc v0.1.0 [INFO] [stderr] Checking wayland-sys v0.23.6 [INFO] [stderr] Checking owned_ttf_parser v0.6.0 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking gpu-descriptor v0.1.1 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking spirv_headers v1.5.0 [INFO] [stderr] Checking euclid v0.20.14 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking sid v0.6.1 [INFO] [stderr] Checking pennereq v0.3.1 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling wayland-scanner v0.23.6 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking rusttype v0.9.2 [INFO] [stderr] Checking daggy v0.5.0 [INFO] [stderr] Checking daggy v0.6.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking petgraph v0.5.1 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking andrew v0.3.1 [INFO] [stderr] Compiling wayland-scanner v0.28.6 [INFO] [stderr] Checking lyon_geom v0.15.3 [INFO] [stderr] Checking crossbeam v0.8.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking raw-window-handle v0.3.3 [INFO] [stderr] Checking nix v0.14.1 [INFO] [stderr] Checking nix v0.20.0 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking memmap2 v0.1.0 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking x11-dl v2.18.5 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking lyon_path v0.15.2 [INFO] [stderr] Checking rusttype v0.8.3 [INFO] [stderr] Checking rayon-core v1.9.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_xorshift v0.2.0 [INFO] [stderr] Compiling xcb v0.9.0 [INFO] [stderr] Checking mio-misc v1.2.1 [INFO] [stderr] Checking lyon_algorithms v0.15.1 [INFO] [stderr] Checking lyon_tessellation v0.15.9 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rose_tree v0.2.0 [INFO] [stderr] Compiling wayland-client v0.23.6 [INFO] [stderr] Compiling wayland-protocols v0.23.6 [INFO] [stderr] Checking rusttype v0.7.9 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking xcursor v0.3.4 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Compiling wayland-client v0.28.6 [INFO] [stderr] Compiling wayland-protocols v0.28.6 [INFO] [stderr] Checking andrew v0.2.1 [INFO] [stderr] Checking num v0.3.1 [INFO] [stderr] Checking lyon v0.15.9 [INFO] [stderr] Checking wayland-commons v0.23.6 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking calloop v0.6.5 [INFO] [stderr] Checking wayland-commons v0.28.6 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Checking wayland-cursor v0.28.6 [INFO] [stderr] Compiling thiserror-impl v1.0.29 [INFO] [stderr] Compiling palette_derive v0.5.0 [INFO] [stderr] Compiling conrod_derive v0.74.0 [INFO] [stderr] Checking noise v0.7.0 [INFO] [stderr] Checking thiserror v1.0.29 [INFO] [stderr] Checking naga v0.5.0 [INFO] [stderr] Checking x11-clipboard v0.5.2 [INFO] [stderr] Checking futures-executor v0.3.17 [INFO] [stderr] Checking futures v0.3.17 [INFO] [stderr] Checking pistoncore-input v1.0.0 [INFO] [stderr] Checking glam v0.16.0 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking external-memory v0.0.1 [INFO] [stderr] Checking gfx-hal v0.9.0 [INFO] [stderr] Checking nannou_core v0.17.0 [INFO] [stderr] Checking gfx-backend-gl v0.9.0 [INFO] [stderr] Checking gfx-backend-vulkan v0.9.0 [INFO] [stderr] Checking gfx-backend-empty v0.9.0 [INFO] [stderr] Checking wgpu v0.9.0 [INFO] [stderr] Checking smithay-client-toolkit v0.6.6 [INFO] [stderr] Checking smithay-clipboard v0.4.0 [INFO] [stderr] Checking copypasta v0.6.3 [INFO] [stderr] Checking conrod_core v0.74.0 [INFO] [stderr] Checking smithay-client-toolkit v0.12.3 [INFO] [stderr] Checking conrod_wgpu v0.74.0 [INFO] [stderr] Checking nannou v0.17.1 [INFO] [stderr] Documenting tutorial_4 v0.1.0 (/opt/rustwide/workdir/tutorial_4) [INFO] [stderr] Documenting tutorial_6 v0.1.0 (/opt/rustwide/workdir/tutorial_6) [INFO] [stderr] Documenting tutorial_5 v0.1.0 (/opt/rustwide/workdir/tutorial_5) [INFO] [stderr] Documenting tutorial_1 v0.1.0 (/opt/rustwide/workdir/tutorial_1) [INFO] [stderr] Documenting tutorial_8 v0.1.0 (/opt/rustwide/workdir/tutorial_8) [INFO] [stderr] Documenting tutorial_9 v0.1.0 (/opt/rustwide/workdir/tutorial_9) [INFO] [stderr] Documenting tutorial_7 v0.1.0 (/opt/rustwide/workdir/tutorial_7) [INFO] [stderr] Documenting tutorial_2 v0.1.0 (/opt/rustwide/workdir/tutorial_2) [INFO] [stderr] Documenting tutorial_3 v0.1.0 (/opt/rustwide/workdir/tutorial_3) [INFO] [stderr] error: could not document `tutorial_6` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name tutorial_6 tutorial_6/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=24c5c7d2b8535952 -L dependency=/opt/rustwide/target/debug/deps --extern nannou=/opt/rustwide/target/debug/deps/libnannou-7fc82412a16b3ecb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not document `tutorial_2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name tutorial_2 tutorial_2/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e0fb1334a866030e -L dependency=/opt/rustwide/target/debug/deps --extern nannou=/opt/rustwide/target/debug/deps/libnannou-7fc82412a16b3ecb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not document `tutorial_4` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name tutorial_4 tutorial_4/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=8e2f09953e5fdc76 -L dependency=/opt/rustwide/target/debug/deps --extern nannou=/opt/rustwide/target/debug/deps/libnannou-7fc82412a16b3ecb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not document `tutorial_3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name tutorial_3 tutorial_3/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=c8ae3734b3b0ee3f -L dependency=/opt/rustwide/target/debug/deps --extern nannou=/opt/rustwide/target/debug/deps/libnannou-7fc82412a16b3ecb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not document `tutorial_8` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name tutorial_8 tutorial_8/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=956e56e1b4de0fc9 -L dependency=/opt/rustwide/target/debug/deps --extern nannou=/opt/rustwide/target/debug/deps/libnannou-7fc82412a16b3ecb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not document `tutorial_5` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name tutorial_5 tutorial_5/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=4fbcac7f20055960 -L dependency=/opt/rustwide/target/debug/deps --extern nannou=/opt/rustwide/target/debug/deps/libnannou-7fc82412a16b3ecb.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] running `Command { std: "docker" "inspect" "45b7719a516d1ca91e1c11b1c8ccf98d69f983cf008d20df097bcd74ca986fb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45b7719a516d1ca91e1c11b1c8ccf98d69f983cf008d20df097bcd74ca986fb3", kill_on_drop: false }` [INFO] [stdout] 45b7719a516d1ca91e1c11b1c8ccf98d69f983cf008d20df097bcd74ca986fb3