[INFO] cloning repository https://github.com/nicodinh/test_piston
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nicodinh/test_piston" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicodinh%2Ftest_piston", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicodinh%2Ftest_piston'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10ab207f454d75804a4933282233126c6a01dd6d
[INFO] documenting nicodinh/test_piston against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicodinh%2Ftest_piston" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nicodinh/test_piston on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nicodinh/test_piston
[INFO] finished tweaking git repo https://github.com/nicodinh/test_piston
[INFO] tweaked toml for git repo https://github.com/nicodinh/test_piston written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/nicodinh/test_piston already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded freetype-sys v0.4.0
[INFO] [stderr]   Downloaded fnv v1.0.3
[INFO] [stderr]   Downloaded gleam v0.2.20
[INFO] [stderr]   Downloaded android_glue v0.2.0
[INFO] [stderr]   Downloaded pistoncore-input v0.13.0
[INFO] [stderr]   Downloaded image v0.10.1
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.24.0
[INFO] [stderr]   Downloaded libz-sys v1.0.5
[INFO] [stderr]   Downloaded piston2d-opengl_graphics v0.31.0
[INFO] [stderr]   Downloaded pistoncore-window v0.21.0
[INFO] [stderr]   Downloaded dtoa v0.2.1
[INFO] [stderr]   Downloaded osmesa-sys v0.1.0
[INFO] [stderr]   Downloaded serde_json v0.8.0
[INFO] [stderr]   Downloaded serde v0.8.0
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.28.0
[INFO] [stderr]   Downloaded freetype-rs v0.10.0
[INFO] [stderr]   Downloaded piston v0.24.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b19ccc3a474ed23d872dc58fb3984bb109af8b77f1a4a8cf06e023a1d4d70dc
[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" "0b19ccc3a474ed23d872dc58fb3984bb109af8b77f1a4a8cf06e023a1d4d70dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b19ccc3a474ed23d872dc58fb3984bb109af8b77f1a4a8cf06e023a1d4d70dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b19ccc3a474ed23d872dc58fb3984bb109af8b77f1a4a8cf06e023a1d4d70dc", kill_on_drop: false }`
[INFO] [stdout] 0b19ccc3a474ed23d872dc58fb3984bb109af8b77f1a4a8cf06e023a1d4d70dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af4fa50dfac19cce30068edf48baf7f2f1e29e0d73c7b6f1ffb9be8142db20aa
[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" "af4fa50dfac19cce30068edf48baf7f2f1e29e0d73c7b6f1ffb9be8142db20aa", 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] [stderr]     Checking libc v0.2.14
[INFO] [stderr]    Compiling gcc v0.3.32
[INFO] [stderr]    Compiling dtoa v0.2.1
[INFO] [stderr]    Compiling num-traits v0.1.34
[INFO] [stderr]    Compiling serde v0.8.0
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]     Checking crossbeam v0.2.9
[INFO] [stderr]     Checking piston-texture v0.4.0
[INFO] [stderr]     Checking fnv v1.0.3
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.1.0
[INFO] [stderr]    Compiling freetype-sys v0.4.0
[INFO] [stderr]    Compiling x11-dl v2.8.0
[INFO] [stderr]    Compiling wayland-client v0.5.12
[INFO] [stderr]    Compiling gl v0.6.1
[INFO] [stderr]    Compiling glutin v0.6.1
[INFO] [stderr]     Checking num v0.1.34
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.19/src/serialize.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking enum_primitive v0.1.0
[INFO] [stderr]     Checking piston2d-graphics v0.16.0
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking shared_library v0.1.5
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]     Checking memmap v0.2.3
[INFO] [stderr]     Checking osmesa-sys v0.1.0
[INFO] [stderr]    Compiling libz-sys v1.0.5
[INFO] [stderr]    Compiling miniz-sys v0.1.7
[INFO] [stderr]     Checking deque v0.3.1
[INFO] [stderr]     Checking tempfile v2.1.4
[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` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "af4fa50dfac19cce30068edf48baf7f2f1e29e0d73c7b6f1ffb9be8142db20aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af4fa50dfac19cce30068edf48baf7f2f1e29e0d73c7b6f1ffb9be8142db20aa", kill_on_drop: false }`
[INFO] [stdout] af4fa50dfac19cce30068edf48baf7f2f1e29e0d73c7b6f1ffb9be8142db20aa
