[INFO] cloning repository https://github.com/imv/boids
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/imv/boids" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimv%2Fboids", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimv%2Fboids'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e25c31fc1ff0ae8f88152017831643a7edd1c959
[INFO] documenting imv/boids against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimv%2Fboids" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/imv/boids 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 git repo https://github.com/imv/boids
[INFO] finished tweaking git repo https://github.com/imv/boids
[INFO] tweaked toml for git repo https://github.com/imv/boids written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/imv/boids 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] warning: path `/workspace/builds/worker-8/source/src/boids.rs` was erroneously implicitly accepted for binary `boids`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]     Updating git repository `https://github.com/PistonDevelopers/piston`
[INFO] [stderr]     Updating git repository `https://github.com/PistonDevelopers/graphics`
[INFO] [stderr]     Updating git repository `https://github.com/PistonDevelopers/opengl_graphics`
[INFO] [stderr]     Updating git repository `https://github.com/PistonDevelopers/sdl2_window`
[INFO] [stderr]     Updating git repository `https://github.com/gfx-rs/draw_state`
[INFO] [stderr] error: the lock file /workspace/builds/worker-8/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[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]     Updating git repository `https://github.com/PistonDevelopers/piston`
[INFO] [stderr]     Updating git repository `https://github.com/PistonDevelopers/graphics`
[INFO] [stderr]     Updating git repository `https://github.com/PistonDevelopers/opengl_graphics`
[INFO] [stderr]     Updating git repository `https://github.com/PistonDevelopers/sdl2_window`
[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] warning: path `/workspace/builds/worker-8/source/src/boids.rs` was erroneously implicitly accepted for binary `boids`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stdout] bf23884a05dbfd4737dc35a22ba8bf6a96280919820d296909bf0d6ff1d8ceb3
[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" "bf23884a05dbfd4737dc35a22ba8bf6a96280919820d296909bf0d6ff1d8ceb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf23884a05dbfd4737dc35a22ba8bf6a96280919820d296909bf0d6ff1d8ceb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf23884a05dbfd4737dc35a22ba8bf6a96280919820d296909bf0d6ff1d8ceb3", kill_on_drop: false }`
[INFO] [stdout] bf23884a05dbfd4737dc35a22ba8bf6a96280919820d296909bf0d6ff1d8ceb3
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3522fef2084a1824714acc8161499869061ecc6d22b041a5b0c2ea3d762fee15
[INFO] running `Command { std: "docker" "start" "-a" "3522fef2084a1824714acc8161499869061ecc6d22b041a5b0c2ea3d762fee15", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/boids.rs` was erroneously implicitly accepted for binary `boids`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]     Checking piston-float v1.0.0
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]     Checking piston-graphics_api_version v1.0.0
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking piston-texture v0.8.0
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking interpolation v0.2.0
[INFO] [stderr]     Checking bytemuck v1.4.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking piston-viewport v1.0.0
[INFO] [stderr]     Checking vecmath v1.0.0
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking shader_version v0.7.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling sdl2-sys v0.34.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking piston2d-graphics v0.37.0 (https://github.com/PistonDevelopers/graphics#ca4f7937)
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking crossbeam-channel v0.4.3
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking simba v0.2.0
[INFO] [stderr]     Checking piston2d-graphics v0.37.0
[INFO] [stderr]     Checking nalgebra v0.22.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking image v0.23.9
[INFO] [stderr]     Checking pistoncore-input v1.0.0 (https://github.com/PistonDevelopers/piston#e6cfd460)
[INFO] [stderr]     Checking pistoncore-input v1.0.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.74.0 (https://github.com/PistonDevelopers/opengl_graphics#3c331577)
[INFO] [stderr]     Checking pistoncore-window v0.47.0 (https://github.com/PistonDevelopers/piston#e6cfd460)
[INFO] [stderr]     Checking pistoncore-window v0.47.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.52.0 (https://github.com/PistonDevelopers/piston#e6cfd460)
[INFO] [stderr]     Checking pistoncore-sdl2_window v0.66.0 (https://github.com/PistonDevelopers/sdl2_window#c55ac30e)
[INFO] [stderr]     Checking piston v0.52.0 (https://github.com/PistonDevelopers/piston#e6cfd460)
[INFO] [stderr]  Documenting boids v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `piston::event`
[INFO] [stdout]   --> src/boids.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 | use piston::event::{Events, RenderEvent, UpdateEvent};
[INFO] [stdout]    |             ^^^^^ could not find `event` in `piston`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `na::ApproxEq`, `na::RotationTo`, `na::Axpy`, `na::Pnt2`, `na::Vec2`
[INFO] [stdout]   --> src/boids.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     ApproxEq, RotationTo, Norm, Axpy,
[INFO] [stdout]    |     ^^^^^^^^  ^^^^^^^^^^        ^^^^ no `Axpy` in the root
[INFO] [stdout]    |     |         |
[INFO] [stdout]    |     |         no `RotationTo` in the root
[INFO] [stdout]    |     |         help: a similar name exists in the module: `Rotation2`
[INFO] [stdout]    |     no `ApproxEq` in the root
[INFO] [stdout] 19 |     Pnt2, Vec2
[INFO] [stdout]    |     ^^^^  ^^^^ no `Vec2` in the root
[INFO] [stdout]    |     |
[INFO] [stdout]    |     no `Pnt2` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `boids`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name boids src/boids.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern nalgebra=/opt/rustwide/target/debug/deps/libnalgebra-285b3bd03904a68e.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-483337b7fc734c07.rmeta --extern piston=/opt/rustwide/target/debug/deps/libpiston-29248ffd15d7d1d1.rmeta --extern graphics=/opt/rustwide/target/debug/deps/libgraphics-8dcece5b6734f1eb.rmeta --extern opengl_graphics=/opt/rustwide/target/debug/deps/libopengl_graphics-17f2ea14b9e118c7.rmeta --extern sdl2_window=/opt/rustwide/target/debug/deps/libsdl2_window-9ab65cacb6f12f29.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-c42c7071001c27f2.rmeta --cap-lints=warn --crate-version 0.0.2` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "3522fef2084a1824714acc8161499869061ecc6d22b041a5b0c2ea3d762fee15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3522fef2084a1824714acc8161499869061ecc6d22b041a5b0c2ea3d762fee15", kill_on_drop: false }`
[INFO] [stdout] 3522fef2084a1824714acc8161499869061ecc6d22b041a5b0c2ea3d762fee15