[INFO] cloning repository https://github.com/mkhan45/two-flappy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkhan45/two-flappy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkhan45%2Ftwo-flappy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkhan45%2Ftwo-flappy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b737e5bdb9458072ce0e076509d5cb238bdcb5b
[INFO] documenting mkhan45/two-flappy against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkhan45%2Ftwo-flappy" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mkhan45/two-flappy on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mkhan45/two-flappy
[INFO] finished tweaking git repo https://github.com/mkhan45/two-flappy
[INFO] tweaked toml for git repo https://github.com/mkhan45/two-flappy written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/mkhan45/two-flappy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8a0b9683c5535820eba7b9fbf9065cc3b0462b57e6a0f1790b16052835c0d04
[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" "b8a0b9683c5535820eba7b9fbf9065cc3b0462b57e6a0f1790b16052835c0d04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8a0b9683c5535820eba7b9fbf9065cc3b0462b57e6a0f1790b16052835c0d04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8a0b9683c5535820eba7b9fbf9065cc3b0462b57e6a0f1790b16052835c0d04", kill_on_drop: false }`
[INFO] [stdout] b8a0b9683c5535820eba7b9fbf9065cc3b0462b57e6a0f1790b16052835c0d04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79f83ee82693bfa7bfe0256fda79eb78e1f9c9ed823226adf6b41d2a262e9741
[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" "79f83ee82693bfa7bfe0256fda79eb78e1f9c9ed823226adf6b41d2a262e9741", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling cc v1.0.36
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking rustc-demangle v0.1.14
[INFO] [stderr]     Checking downcast-rs v1.0.4
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.4
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling base-x v0.2.4
[INFO] [stderr]     Checking claxon v0.3.2
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]     Checking futures v0.1.27
[INFO] [stderr]     Checking discard v1.0.4
[INFO] [stderr]     Checking immi v1.0.4
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]    Compiling stdweb v0.4.17
[INFO] [stderr]     Checking sid v0.5.2
[INFO] [stderr]     Checking alga v0.8.2
[INFO] [stderr]    Compiling gl_generator v0.11.0
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]    Compiling wayland-scanner v0.21.12
[INFO] [stderr]     Checking lewton v0.9.4
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking rusttype v0.7.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking slice-deque v0.2.3
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.3
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.5
[INFO] [stderr]     Checking cpal v0.8.2
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.21.12
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking backtrace v0.3.15
[INFO] [stderr]     Checking minimp3 v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking nalgebra v0.17.3
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling wayland-client v0.21.12
[INFO] [stderr]    Compiling wayland-protocols v0.21.12
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking rodio v0.8.1
[INFO] [stderr]     Checking wayland-commons v0.21.12
[INFO] [stderr]     Checking gilrs-core v0.2.2
[INFO] [stderr]     Checking gilrs v0.7.1
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling euclid_macros v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]     Checking euclid v0.19.8
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking xmlparser v0.3.0
[INFO] [stderr]     Checking svgparser v0.8.1
[INFO] [stderr]     Checking lyon_geom v0.12.4
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking lyon_path v0.13.1
[INFO] [stderr]     Checking image v0.21.1
[INFO] [stderr]     Checking lyon_svg v0.13.0
[INFO] [stderr]     Checking lyon_algorithms v0.13.1
[INFO] [stderr]     Checking lyon_tessellation v0.13.1
[INFO] [stderr]     Checking lyon_extra v0.13.0
[INFO] [stderr]     Checking lyon v0.13.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.5
[INFO] [stderr]     Checking winit v0.19.1
[INFO] [stderr]     Checking ncollide2d v0.18.4
[INFO] [stderr]     Checking glutin v0.21.0
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]    Compiling stdweb-derive v0.5.1
[INFO] [stderr]     Checking quicksilver v0.3.12
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.7
[INFO] [stderr]  Documenting two-flappy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find attribute `js_export` in this scope
[INFO] [stdout]    --> src/main.rs:201:3
[INFO] [stdout]     |
[INFO] [stdout] 201 | #[js_export]
[INFO] [stdout]     |   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `two-flappy`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name two_flappy src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern quicksilver=/opt/rustwide/target/debug/deps/libquicksilver-828cecdcf3919e68.rmeta --extern stdweb=/opt/rustwide/target/debug/deps/libstdweb-015bb607328c3fa4.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "79f83ee82693bfa7bfe0256fda79eb78e1f9c9ed823226adf6b41d2a262e9741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79f83ee82693bfa7bfe0256fda79eb78e1f9c9ed823226adf6b41d2a262e9741", kill_on_drop: false }`
[INFO] [stdout] 79f83ee82693bfa7bfe0256fda79eb78e1f9c9ed823226adf6b41d2a262e9741
