[INFO] crate algs4 0.7.0 is already in cache
[INFO] documenting algs4-0.7.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate algs4 0.7.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate algs4 0.7.0 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 algs4 0.7.0
[INFO] finished tweaking crates.io crate algs4 0.7.0
[INFO] tweaked toml for crates.io crate algs4 0.7.0 written to /workspace/builds/worker-2/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (sdl2) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (sdl2_gfx) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: unused manifest key: dev-dependencies.sdl2.sdl2
[INFO] [stderr] warning: unused manifest key: dev-dependencies.sdl2_gfx.sdl2_gfx
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c34d4a415c66ea7f4daa668369bd2acef4e3d9c927c0325ef9e2a848d52a6ed1
[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" "c34d4a415c66ea7f4daa668369bd2acef4e3d9c927c0325ef9e2a848d52a6ed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c34d4a415c66ea7f4daa668369bd2acef4e3d9c927c0325ef9e2a848d52a6ed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c34d4a415c66ea7f4daa668369bd2acef4e3d9c927c0325ef9e2a848d52a6ed1", kill_on_drop: false }`
[INFO] [stdout] c34d4a415c66ea7f4daa668369bd2acef4e3d9c927c0325ef9e2a848d52a6ed1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 0e1f3cb4e23b8e33618c5986f6716cb16e0167b1d99dc3455626265b90b25148
[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" "0e1f3cb4e23b8e33618c5986f6716cb16e0167b1d99dc3455626265b90b25148", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (sdl2) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (sdl2_gfx) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: unused manifest key: dev-dependencies.sdl2.sdl2
[INFO] [stderr] warning: unused manifest key: dev-dependencies.sdl2_gfx.sdl2_gfx
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking byteorder v0.3.13
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking adivon v0.2.6
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking mtl v0.1.5
[INFO] [stderr]  Documenting algs4 v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: global paths cannot start with `self`
[INFO] [stdout]   --> src/sorting/mod.rs:53:11
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub use ::self::mergesort::{merge_sort, merge_bu_sort};
[INFO] [stdout]    |           ^^^^ global paths cannot start with `self`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: global paths cannot start with `self`
[INFO] [stdout]   --> src/sorting/mod.rs:59:11
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub use ::self::quicksort::quick_sort;
[INFO] [stdout]    |           ^^^^ global paths cannot start with `self`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: global paths cannot start with `self`
[INFO] [stdout]   --> src/sorting/mod.rs:64:11
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub use ::self::heapsort::heap_sort;
[INFO] [stdout]    |           ^^^^ global paths cannot start with `self`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `mtl::array`
[INFO] [stdout]  --> src/context/linear_programming.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | use mtl::array::{Array, ArrayType, concatenate};
[INFO] [stdout]   |          ^^^^^ could not find `array` in `mtl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `algs4`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name algs4 src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern adivon=/opt/rustwide/target/debug/deps/libadivon-425452a8d4a9d1e5.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-29445d9630d122d6.rmeta --extern mtl=/opt/rustwide/target/debug/deps/libmtl-0807ab666114dabf.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-c0735f09954a1e39.rmeta --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "0e1f3cb4e23b8e33618c5986f6716cb16e0167b1d99dc3455626265b90b25148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e1f3cb4e23b8e33618c5986f6716cb16e0167b1d99dc3455626265b90b25148", kill_on_drop: false }`
[INFO] [stdout] 0e1f3cb4e23b8e33618c5986f6716cb16e0167b1d99dc3455626265b90b25148