[INFO] cloning repository https://github.com/lbcdec/lbcdec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lbcdec/lbcdec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flbcdec%2Flbcdec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flbcdec%2Flbcdec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db7d3f95ae6dac9e6d9e1b86829896954abea6d1
[INFO] documenting lbcdec/lbcdec against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flbcdec%2Flbcdec" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lbcdec/lbcdec on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lbcdec/lbcdec
[INFO] finished tweaking git repo https://github.com/lbcdec/lbcdec
[INFO] tweaked toml for git repo https://github.com/lbcdec/lbcdec written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/lbcdec/lbcdec already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rayon v1.0.2
[INFO] [stderr]   Downloaded smallvec v0.6.3
[INFO] [stderr]   Downloaded rand v0.5.4
[INFO] [stderr]   Downloaded tempfile v3.0.3
[INFO] [stderr]   Downloaded regex v1.0.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.0
[INFO] [stderr]   Downloaded obstack v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b32ef639af670b3f9fb4f18fcd467ed25a5e4f540130a898ad37c879fd93f6d5
[INFO] running `Command { std: "docker" "start" "-a" "b32ef639af670b3f9fb4f18fcd467ed25a5e4f540130a898ad37c879fd93f6d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b32ef639af670b3f9fb4f18fcd467ed25a5e4f540130a898ad37c879fd93f6d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b32ef639af670b3f9fb4f18fcd467ed25a5e4f540130a898ad37c879fd93f6d5", kill_on_drop: false }`
[INFO] [stdout] b32ef639af670b3f9fb4f18fcd467ed25a5e4f540130a898ad37c879fd93f6d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4608d13e584ec45255925f76628e76d59a9a47090b94dd00301cf0788c1c1a90
[INFO] running `Command { std: "docker" "start" "-a" "4608d13e584ec45255925f76628e76d59a9a47090b94dd00301cf0788c1c1a90", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]     Checking quick-error v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]     Checking num-traits v0.2.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking remove_dir_all v0.5.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking obstack v0.1.3
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking regex-syntax v0.6.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking smallvec v0.6.3
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking rand v0.5.4
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking tempfile v3.0.3
[INFO] [stderr]     Checking env_logger v0.5.10
[INFO] [stderr]  Documenting lbcdec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/main.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(test)]
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `make_scope_after`
[INFO] [stdout]    --> src/view_context/mod.rs:785:31
[INFO] [stdout]     |
[INFO] [stdout] 785 |     /// Creates a scope like [make_scope_after], but instead of being exclusive its inclusive.
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^ no item named `make_scope_after` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `lbcdec`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name lbcdec src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=d1f632ec3bb07556 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-2f8c3e7a3b07bbfb.rmeta --extern either=/opt/rustwide/target/debug/deps/libeither-3e5dc6470e503f86.rmeta --extern enum_primitive=/opt/rustwide/target/debug/deps/libenum_primitive-58c247a9df4bd0f3.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-748b5823b019ef17.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-ade939e29ca477b5.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-0e00d4897e146c2b.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-4f8a1a0eba9dda53.rmeta --extern nom=/opt/rustwide/target/debug/deps/libnom-9b93b2c76c844dcc.rmeta --extern obstack=/opt/rustwide/target/debug/deps/libobstack-be8158739bd7e57e.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-7e9c2b11affc50cb.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-77e8dd370823f4eb.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-7407d069340e1037.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "4608d13e584ec45255925f76628e76d59a9a47090b94dd00301cf0788c1c1a90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4608d13e584ec45255925f76628e76d59a9a47090b94dd00301cf0788c1c1a90", kill_on_drop: false }`
[INFO] [stdout] 4608d13e584ec45255925f76628e76d59a9a47090b94dd00301cf0788c1c1a90