[INFO] crate ryb_game 0.2.24 is already in cache
[INFO] documenting ryb_game-0.2.24 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate ryb_game 0.2.24 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate ryb_game 0.2.24 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ryb_game 0.2.24
[INFO] finished tweaking crates.io crate ryb_game 0.2.24
[INFO] tweaked toml for crates.io crate ryb_game 0.2.24 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17c7b50cacf76ac810b391ed4ad1475e588015837ed241754a7fb3a5ca81cc87
[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" "17c7b50cacf76ac810b391ed4ad1475e588015837ed241754a7fb3a5ca81cc87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17c7b50cacf76ac810b391ed4ad1475e588015837ed241754a7fb3a5ca81cc87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17c7b50cacf76ac810b391ed4ad1475e588015837ed241754a7fb3a5ca81cc87", kill_on_drop: false }`
[INFO] [stdout] 17c7b50cacf76ac810b391ed4ad1475e588015837ed241754a7fb3a5ca81cc87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 814681be1fa6ea1901ad0eaca14a3226a3a1795e15935f7d82cfa91392ac89a7
[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" "814681be1fa6ea1901ad0eaca14a3226a3a1795e15935f7d82cfa91392ac89a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]    Compiling siphasher v0.2.3
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[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]     Checking piston-float v0.3.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking shader_version v0.2.2
[INFO] [stderr]     Checking bitflags v0.6.0
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[INFO] [stderr]    Compiling unicode-xid v0.2.1
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[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]    Compiling rand_core v0.3.1
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[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]     Checking piston-viewport v0.3.0
[INFO] [stderr]     Checking vecmath v0.3.1
[INFO] [stderr]    Compiling xml-rs v0.6.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking draw_state v0.6.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]    Compiling phf v0.7.24
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[INFO] [stderr]    Compiling rand_pcg v0.1.2
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[INFO] [stderr]     Checking log v0.3.9
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[INFO] [stderr]    Compiling rand_os v0.1.3
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[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking pistoncore-window v0.26.2
[INFO] [stderr]     Checking rusttype v0.2.4
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling wayland-client v0.7.8
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[INFO] [stderr]     Checking pistoncore-event_loop v0.31.4
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]     Checking piston v0.31.4
[INFO] [stderr]     Checking enum_primitive v0.1.1
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[INFO] [stderr]     Checking png v0.6.2
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling gl v0.6.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]     Checking gfx v0.14.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.19
[INFO] [stderr]     Checking image v0.12.4
[INFO] [stderr]     Checking gfx_device_gl v0.13.1
[INFO] [stderr]     Checking piston-gfx_texture v0.22.1
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.42.1
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.38.0
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.7.8
[INFO] [stderr]     Checking wayland-window v0.4.4
[INFO] [stderr]     Checking wayland-kbd v0.6.3
[INFO] [stderr]     Checking winit v0.5.11
[INFO] [stderr]     Checking pistoncore-glutin_window v0.35.1
[INFO] [stderr]     Checking piston_window v0.64.0
[INFO] [stderr]  Documenting ryb_game v0.2.24 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `alloc_system`
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate alloc_system;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `ryb_game`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name ryb_game 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 getopts=/opt/rustwide/target/debug/deps/libgetopts-5dd02bac62462ba6.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-c02c8936fa50b8fc.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-19435ca4450530ed.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-9404408917408c19.rmeta --extern piston=/opt/rustwide/target/debug/deps/libpiston-831bd3021975c32b.rmeta --extern graphics=/opt/rustwide/target/debug/deps/libgraphics-1ec8b059b390e17a.rmeta --extern opengl_graphics=/opt/rustwide/target/debug/deps/libopengl_graphics-db0fd1759cc1b502.rmeta --extern piston_window=/opt/rustwide/target/debug/deps/libpiston_window-5cf6ea5d96c00639.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-c0735f09954a1e39.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-1ad6320e374547a8.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-a56707859297fd91.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-8ae523b783554553.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-5f6624d84a6186f0.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-51e155187988928d.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-add510970aff5514.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-e7be7863b5f9349e.rmeta --extern yaml_rust=/opt/rustwide/target/debug/deps/libyaml_rust-0d6b026546894139.rmeta --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "814681be1fa6ea1901ad0eaca14a3226a3a1795e15935f7d82cfa91392ac89a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "814681be1fa6ea1901ad0eaca14a3226a3a1795e15935f7d82cfa91392ac89a7", kill_on_drop: false }`
[INFO] [stdout] 814681be1fa6ea1901ad0eaca14a3226a3a1795e15935f7d82cfa91392ac89a7