[INFO] cloning repository https://github.com/Pyxxil/longan-nano
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Pyxxil/longan-nano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPyxxil%2Flongan-nano", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPyxxil%2Flongan-nano'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68272b33b54d7205929dd9933f6b4e54c0cde4bd
[INFO] documenting Pyxxil/longan-nano against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPyxxil%2Flongan-nano" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Pyxxil/longan-nano on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-13/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Pyxxil/longan-nano
[INFO] finished tweaking git repo https://github.com/Pyxxil/longan-nano
[INFO] tweaked toml for git repo https://github.com/Pyxxil/longan-nano written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/Pyxxil/longan-nano already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ce9b8ed00e427021ef61d5ace1a86ca9cb4ffb4f27ddc48b1481eb660c0677c
[INFO] running `Command { std: "docker" "start" "-a" "5ce9b8ed00e427021ef61d5ace1a86ca9cb4ffb4f27ddc48b1481eb660c0677c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ce9b8ed00e427021ef61d5ace1a86ca9cb4ffb4f27ddc48b1481eb660c0677c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ce9b8ed00e427021ef61d5ace1a86ca9cb4ffb4f27ddc48b1481eb660c0677c", kill_on_drop: false }`
[INFO] [stdout] 5ce9b8ed00e427021ef61d5ace1a86ca9cb4ffb4f27ddc48b1481eb660c0677c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bb4827e22f5d16bbb135d391d7a2d7d456cb54080246062ecfbea396af9935c
[INFO] running `Command { std: "docker" "start" "-a" "9bb4827e22f5d16bbb135d391d7a2d7d456cb54080246062ecfbea396af9935c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling gd32vf103xx-hal v0.4.0
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling longan-nano v0.1.1 (https://github.com/riscv-rust/longan-nano#55bfeede)
[INFO] [stderr]     Checking rand_core v0.6.0
[INFO] [stderr]     Checking r0 v1.0.0
[INFO] [stderr]    Compiling testing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking rand v0.8.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]     Checking embedded-graphics v0.6.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling riscv-target v0.1.2
[INFO] [stderr]    Compiling riscv v0.6.0
[INFO] [stderr]    Compiling riscv-rt v0.8.0
[INFO] [stderr]     Checking gd32vf103-pac v0.4.0
[INFO] [stderr]    Compiling riscv-rt-macros v0.1.6
[INFO] [stderr]     Checking st7735-lcd v0.7.2
[INFO] [stderr]  Documenting testing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(slice_fill)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `testing`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name testing src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=7e8b3dfc70d6bde1 -L dependency=/opt/rustwide/target/debug/deps --extern embedded_graphics=/opt/rustwide/target/debug/deps/libembedded_graphics-ad345a81815130dd.rmeta --extern gd32vf103xx_hal=/opt/rustwide/target/debug/deps/libgd32vf103xx_hal-28f2648f4368fc2c.rmeta --extern longan_nano=/opt/rustwide/target/debug/deps/liblongan_nano-d8989a9b6604fa98.rmeta --extern panic_halt=/opt/rustwide/target/debug/deps/libpanic_halt-54fa5f8e35c99c96.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-2ca33867998ba021.rmeta --extern riscv_rt=/opt/rustwide/target/debug/deps/libriscv_rt-1a7ec783c01c90c3.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "9bb4827e22f5d16bbb135d391d7a2d7d456cb54080246062ecfbea396af9935c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bb4827e22f5d16bbb135d391d7a2d7d456cb54080246062ecfbea396af9935c", kill_on_drop: false }`
[INFO] [stdout] 9bb4827e22f5d16bbb135d391d7a2d7d456cb54080246062ecfbea396af9935c