[INFO] crate mm_video 0.1.0 is already in cache
[INFO] documenting mm_video-0.1.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate mm_video 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate mm_video 0.1.0 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 mm_video 0.1.0
[INFO] finished tweaking crates.io crate mm_video 0.1.0
[INFO] tweaked toml for crates.io crate mm_video 0.1.0 written to /workspace/builds/worker-14/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: unused manifest key: target.i686-pc-windows-gnu.features
[INFO] [stderr] warning: unused manifest key: target.x86_64-pc-windows-gnu.features
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 7c73d5dd9d700bcc9b8a0aaed575bc5a1be3dd93b91a8a4dcf1514616358c570
[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" "7c73d5dd9d700bcc9b8a0aaed575bc5a1be3dd93b91a8a4dcf1514616358c570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c73d5dd9d700bcc9b8a0aaed575bc5a1be3dd93b91a8a4dcf1514616358c570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c73d5dd9d700bcc9b8a0aaed575bc5a1be3dd93b91a8a4dcf1514616358c570", kill_on_drop: false }`
[INFO] [stdout] 7c73d5dd9d700bcc9b8a0aaed575bc5a1be3dd93b91a8a4dcf1514616358c570
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] ac3258e70e6400f56e7e27710061b050644aabcee7ea706eb31d856b12eabda0
[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" "ac3258e70e6400f56e7e27710061b050644aabcee7ea706eb31d856b12eabda0", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: target.i686-pc-windows-gnu.features
[INFO] [stderr] warning: unused manifest key: target.x86_64-pc-windows-gnu.features
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling mm_video v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]  Documenting mm_video v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected identifier, found `"kernel32-sys"`
[INFO] [stdout]   --> src/lib.rs:20:14
[INFO] [stdout]    |
[INFO] [stdout] 20 | extern crate "kernel32-sys" as kernel32;
[INFO] [stdout]    |              ^^^^^^^^^^^^^^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `mm_video`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name mm_video 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 libc=/opt/rustwide/target/debug/deps/liblibc-d2b3585c96b24d02.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-00a2a49b51da603b.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-3ab3bfa30110ec03.rmeta --extern x11=/opt/rustwide/target/debug/deps/libx11-87d0eac43997c6eb.rmeta --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "ac3258e70e6400f56e7e27710061b050644aabcee7ea706eb31d856b12eabda0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac3258e70e6400f56e7e27710061b050644aabcee7ea706eb31d856b12eabda0", kill_on_drop: false }`
[INFO] [stdout] ac3258e70e6400f56e7e27710061b050644aabcee7ea706eb31d856b12eabda0