[INFO] cloning repository https://github.com/mfs/mercury
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mfs/mercury" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfs%2Fmercury", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfs%2Fmercury'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ee886d5e0237fac54bfa034222eae265b2425ff
[INFO] documenting mfs/mercury against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfs%2Fmercury" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mfs/mercury on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mfs/mercury
[INFO] finished tweaking git repo https://github.com/mfs/mercury
[INFO] tweaked toml for git repo https://github.com/mfs/mercury written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mfs/mercury already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pistoncore-window v0.15.0
[INFO] [stderr]   Downloaded gleam v0.2.8
[INFO] [stderr]   Downloaded draw_state v0.3.0
[INFO] [stderr]   Downloaded gfx_core v0.1.2
[INFO] [stderr]   Downloaded piston-gfx_texture v0.10.0
[INFO] [stderr]   Downloaded cfor v1.1.0
[INFO] [stderr]   Downloaded gfx v0.9.1
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.18.0
[INFO] [stderr]   Downloaded pistoncore-input v0.8.1
[INFO] [stderr]   Downloaded fs2 v0.2.3
[INFO] [stderr]   Downloaded gfx_device_gl v0.8.2
[INFO] [stderr]   Downloaded euclid v0.6.4
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.21.0
[INFO] [stderr]   Downloaded piston2d-graphics v0.15.0
[INFO] [stderr]   Downloaded piston v0.18.0
[INFO] [stderr]   Downloaded freetype-rs v0.5.0
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.23.1
[INFO] [stderr]   Downloaded image v0.7.0
[INFO] [stderr]   Downloaded piston_window v0.38.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca21cda02a063ba0492034b416c8b0a55fdb6ec5d3e4546b1516b0fac5211cbb
[INFO] running `Command { std: "docker" "start" "-a" "ca21cda02a063ba0492034b416c8b0a55fdb6ec5d3e4546b1516b0fac5211cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca21cda02a063ba0492034b416c8b0a55fdb6ec5d3e4546b1516b0fac5211cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca21cda02a063ba0492034b416c8b0a55fdb6ec5d3e4546b1516b0fac5211cbb", kill_on_drop: false }`
[INFO] [stdout] ca21cda02a063ba0492034b416c8b0a55fdb6ec5d3e4546b1516b0fac5211cbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62ef89ae2f09b57c12dfaeed2d7146bb47f515185bc67614bee65f1a6b873828
[INFO] running `Command { std: "docker" "start" "-a" "62ef89ae2f09b57c12dfaeed2d7146bb47f515185bc67614bee65f1a6b873828", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.8
[INFO] [stderr]    Compiling bitflags v0.3.3
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.6
[INFO] [stderr]    Compiling gcc v0.3.26
[INFO] [stderr]     Checking rustc-serialize v0.3.18
[INFO] [stderr]    Compiling xml-rs v0.2.2
[INFO] [stderr]    Compiling khronos_api v1.0.0
[INFO] [stderr]     Checking lazy_static v0.1.15
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.18/src/serialize.rs:145:45
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling libloading v0.2.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.1
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]    Compiling log v0.3.5
[INFO] [stderr]     Checking piston-float v0.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]    Compiling miniz-sys v0.1.7
[INFO] [stderr]     Checking byteorder v0.4.2
[INFO] [stderr]     Checking piston-viewport v0.2.0
[INFO] [stderr]    Compiling gl_generator v0.4.2
[INFO] [stderr]    Compiling wayland-scanner v0.5.8
[INFO] [stderr]     Checking dlib v0.3.0
[INFO] [stderr]     Checking deque v0.3.1
[INFO] [stderr]     Checking num_cpus v0.2.11
[INFO] [stderr]     Checking wayland-sys v0.5.9
[INFO] [stderr]    Compiling libz-sys v1.0.2
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "62ef89ae2f09b57c12dfaeed2d7146bb47f515185bc67614bee65f1a6b873828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62ef89ae2f09b57c12dfaeed2d7146bb47f515185bc67614bee65f1a6b873828", kill_on_drop: false }`
[INFO] [stdout] 62ef89ae2f09b57c12dfaeed2d7146bb47f515185bc67614bee65f1a6b873828
