[INFO] cloning repository https://github.com/RoastVeg/wlrusts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RoastVeg/wlrusts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoastVeg%2Fwlrusts", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoastVeg%2Fwlrusts'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f86cc8662256916aaa529d36da5ce55e3db93c5
[INFO] documenting RoastVeg/wlrusts against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoastVeg%2Fwlrusts" "/workspace/builds/worker-59/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-59/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RoastVeg/wlrusts on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-59/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/RoastVeg/wlrusts
[INFO] finished tweaking git repo https://github.com/RoastVeg/wlrusts
[INFO] tweaked toml for git repo https://github.com/RoastVeg/wlrusts written to /workspace/builds/worker-59/source/Cargo.toml
[INFO] crate git repo https://github.com/RoastVeg/wlrusts already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 938c15bfce264adc78e10ec360ce4e92d298c315d45c9f77c985b213f5b95f57
[INFO] running `Command { std: "docker" "start" "-a" "938c15bfce264adc78e10ec360ce4e92d298c315d45c9f77c985b213f5b95f57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "938c15bfce264adc78e10ec360ce4e92d298c315d45c9f77c985b213f5b95f57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "938c15bfce264adc78e10ec360ce4e92d298c315d45c9f77c985b213f5b95f57", kill_on_drop: false }`
[INFO] [stdout] 938c15bfce264adc78e10ec360ce4e92d298c315d45c9f77c985b213f5b95f57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb724b70508c07cc0736627b161b80e8dd004ed33ae688e04a3abbde7b93569f
[INFO] running `Command { std: "docker" "start" "-a" "bb724b70508c07cc0736627b161b80e8dd004ed33ae688e04a3abbde7b93569f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling wlrusts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling c2rust-bitfields-derive v0.2.0
[INFO] [stderr]     Checking c2rust-bitfields v0.3.0
[INFO] [stderr]  Documenting wlrusts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> lib.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(main)]
[INFO] [stdout]    |            ^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(c_variadic)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(const_raw_ptr_to_usize_cast)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(const_transmute)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(extern_types)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(main)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(ptr_wrapping_offset_from)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `wlrusts`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type staticlib --crate-type rlib --crate-name wlrusts 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 c2rust_bitfields=/opt/rustwide/target/debug/deps/libc2rust_bitfields-569b40f030137e9a.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-cde75e5197d7e0b0.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "bb724b70508c07cc0736627b161b80e8dd004ed33ae688e04a3abbde7b93569f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb724b70508c07cc0736627b161b80e8dd004ed33ae688e04a3abbde7b93569f", kill_on_drop: false }`
[INFO] [stdout] bb724b70508c07cc0736627b161b80e8dd004ed33ae688e04a3abbde7b93569f
