[INFO] cloning repository https://github.com/HiruNya/example_vn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HiruNya/example_vn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHiruNya%2Fexample_vn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHiruNya%2Fexample_vn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a7dbf85181f11f6d2500ea946b483d3b534bb64
[INFO] documenting HiruNya/example_vn against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHiruNya%2Fexample_vn" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HiruNya/example_vn on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HiruNya/example_vn
[INFO] finished tweaking git repo https://github.com/HiruNya/example_vn
[INFO] tweaked toml for git repo https://github.com/HiruNya/example_vn written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/HiruNya/example_vn 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/HiruNya/gobu`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded backtrace v0.3.8
[INFO] [stderr]   Downloaded coreaudio-sys v0.2.2
[INFO] [stderr]   Downloaded thread_local v0.3.5
[INFO] [stderr]   Downloaded xi-unicode v0.1.0
[INFO] [stderr]   Downloaded approx v0.2.0
[INFO] [stderr]   Downloaded memchr v2.0.1
[INFO] [stderr]   Downloaded indexmap v1.0.1
[INFO] [stderr]   Downloaded toml v0.4.6
[INFO] [stderr]   Downloaded serde v1.0.65
[INFO] [stderr]   Downloaded clap v2.31.2
[INFO] [stderr]   Downloaded x11-dl v2.17.5
[INFO] [stderr]   Downloaded lewton v0.5.2
[INFO] [stderr]   Downloaded nom v4.0.0
[INFO] [stderr]   Downloaded syn v0.14.1
[INFO] [stderr]   Downloaded claxon v0.3.1
[INFO] [stderr]   Downloaded rodio v0.8.0
[INFO] [stderr]   Downloaded cgmath v0.14.1
[INFO] [stderr]   Downloaded minimp3-sys v0.3.0
[INFO] [stderr]   Downloaded coord v0.11.0
[INFO] [stderr]   Downloaded mach v0.2.0
[INFO] [stderr]   Downloaded minimp3 v0.3.0
[INFO] [stderr]   Downloaded serde_derive v1.0.65
[INFO] [stderr]   Downloaded rusttype v0.6.1
[INFO] [stderr]   Downloaded slice-deque v0.1.9
[INFO] [stderr]   Downloaded seahash v3.0.5
[INFO] [stderr]   Downloaded proc-macro2 v0.4.4
[INFO] [stderr]   Downloaded aho-corasick v0.6.4
[INFO] [stderr]   Downloaded cpal v0.8.1
[INFO] [stderr]   Downloaded gfx_glyph v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 861b2876e455866eeda2364e2a1ce1079bf264219fac70b1fa63b86889383562
[INFO] running `Command { std: "docker" "start" "-a" "861b2876e455866eeda2364e2a1ce1079bf264219fac70b1fa63b86889383562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "861b2876e455866eeda2364e2a1ce1079bf264219fac70b1fa63b86889383562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "861b2876e455866eeda2364e2a1ce1079bf264219fac70b1fa63b86889383562", kill_on_drop: false }`
[INFO] [stdout] 861b2876e455866eeda2364e2a1ce1079bf264219fac70b1fa63b86889383562
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 421f6fadc36e86f96d4ae7a2ca3578c7918287d239053238edd24cc3aca83b90
[INFO] running `Command { std: "docker" "start" "-a" "421f6fadc36e86f96d4ae7a2ca3578c7918287d239053238edd24cc3aca83b90", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.4
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]     Checking piston-float v0.3.0
[INFO] [stderr]    Compiling serde v1.0.65
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling syn v0.14.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.12.5
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]     Checking piston-viewport v0.3.0
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking token_store v0.1.2
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling x11-dl v2.17.5
[INFO] [stderr]     Checking stb_truetype v0.2.2
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking shader_version v0.3.0
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]     Checking tempfile v3.0.2
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking inflate v0.4.2
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking gif v0.10.0
[INFO] [stderr]     Checking wayland-kbd v0.13.1
[INFO] [stderr]    Compiling serde_derive v1.0.65
[INFO] [stderr]     Checking jpeg-decoder v0.1.14
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling glutin v0.14.0
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]    Compiling derivative v1.0.0
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling minimp3-sys v0.3.0
[INFO] [stderr]     Checking shared_library v0.1.8
[INFO] [stderr]     Checking wayland-window v0.13.3
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking piston-texture v0.6.0
[INFO] [stderr]     Checking winit v0.12.0
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]     Checking rusttype v0.4.3
[INFO] [stderr]     Checking vecmath v0.3.1
[INFO] [stderr]     Checking gfx_core v0.8.2
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking interpolation v0.1.0
[INFO] [stderr]     Checking piston2d-graphics v0.26.0
[INFO] [stderr]     Checking approx v0.2.0
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking ogg v0.4.1
[INFO] [stderr]     Checking slice-deque v0.1.9
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking backtrace v0.3.8
[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]     Checking rusttype v0.6.1
[INFO] [stderr]     Checking minimp3 v0.3.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking cpal v0.8.1
[INFO] [stderr]     Checking gfx_device_gl v0.15.3
[INFO] [stderr]     Checking lewton v0.5.2
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking claxon v0.3.1
[INFO] [stderr]     Checking piston-gfx_texture v0.32.0
[INFO] [stderr]     Checking seahash v3.0.5
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.51.0
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking pistoncore-input v0.21.0
[INFO] [stderr]     Checking gfx_glyph v0.12.0
[INFO] [stderr]     Checking coord v0.11.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/coord-0.11.0/src/lib.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | #![feature(alloc)]
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/coord-0.11.0/src/lib.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | #![feature(euclidean_division)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking indexmap v1.0.1
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coord` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "421f6fadc36e86f96d4ae7a2ca3578c7918287d239053238edd24cc3aca83b90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "421f6fadc36e86f96d4ae7a2ca3578c7918287d239053238edd24cc3aca83b90", kill_on_drop: false }`
[INFO] [stdout] 421f6fadc36e86f96d4ae7a2ca3578c7918287d239053238edd24cc3aca83b90
[INFO] documenting HiruNya/example_vn against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHiruNya%2Fexample_vn" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HiruNya/example_vn on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HiruNya/example_vn
[INFO] finished tweaking git repo https://github.com/HiruNya/example_vn
[INFO] tweaked toml for git repo https://github.com/HiruNya/example_vn written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/HiruNya/example_vn 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-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/HiruNya/gobu`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2290a5b2e0a9d90c9765d2b02eadb0fdb8ec8a8b5a8bf2cf434bb1b5d7bad815
[INFO] running `Command { std: "docker" "start" "-a" "2290a5b2e0a9d90c9765d2b02eadb0fdb8ec8a8b5a8bf2cf434bb1b5d7bad815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2290a5b2e0a9d90c9765d2b02eadb0fdb8ec8a8b5a8bf2cf434bb1b5d7bad815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2290a5b2e0a9d90c9765d2b02eadb0fdb8ec8a8b5a8bf2cf434bb1b5d7bad815", kill_on_drop: false }`
[INFO] [stdout] 2290a5b2e0a9d90c9765d2b02eadb0fdb8ec8a8b5a8bf2cf434bb1b5d7bad815
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fd2967bdc9cb643888c3c1c1afb8a3fd16518bf039f45a83119ccc9098f2a52
[INFO] running `Command { std: "docker" "start" "-a" "7fd2967bdc9cb643888c3c1c1afb8a3fd16518bf039f45a83119ccc9098f2a52", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.4
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling serde v1.0.65
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling syn v0.14.1
[INFO] [stderr]     Checking piston-float v0.3.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7fd2967bdc9cb643888c3c1c1afb8a3fd16518bf039f45a83119ccc9098f2a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fd2967bdc9cb643888c3c1c1afb8a3fd16518bf039f45a83119ccc9098f2a52", kill_on_drop: false }`
[INFO] [stdout] 7fd2967bdc9cb643888c3c1c1afb8a3fd16518bf039f45a83119ccc9098f2a52
