[INFO] fetching crate mprs 0.2.0...
[INFO] documenting mprs-0.2.0 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate mprs 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate mprs 0.2.0 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mprs 0.2.0
[INFO] finished tweaking crates.io crate mprs 0.2.0
[INFO] tweaked toml for crates.io crate mprs 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate mprs 0.2.0 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-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bufstream v0.1.4
[INFO] [stderr]   Downloaded prettytable-rs v0.9.0
[INFO] [stderr]   Downloaded encode_unicode v1.0.0
[INFO] [stderr]   Downloaded mpd v0.0.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b5c343ecf9b2678d1753987088d22ad9a5b64c5554ea23f78e92c7e03877555
[INFO] running `Command { std: "docker" "start" "-a" "0b5c343ecf9b2678d1753987088d22ad9a5b64c5554ea23f78e92c7e03877555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b5c343ecf9b2678d1753987088d22ad9a5b64c5554ea23f78e92c7e03877555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b5c343ecf9b2678d1753987088d22ad9a5b64c5554ea23f78e92c7e03877555", kill_on_drop: false }`
[INFO] [stdout] 0b5c343ecf9b2678d1753987088d22ad9a5b64c5554ea23f78e92c7e03877555
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ace550fadd77bdad0bef96186c3b440472510da337eb0b10121f5d2c7f3082a
[INFO] running `Command { std: "docker" "start" "-a" "5ace550fadd77bdad0bef96186c3b440472510da337eb0b10121f5d2c7f3082a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking encode_unicode v1.0.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking mpd v0.0.12
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking prettytable-rs v0.9.0
[INFO] [stderr]  Documenting mprs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(drain_filter)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `Flag`
[INFO] [stdout]   --> src/args/argv.rs:26:22
[INFO] [stdout]    |
[INFO] [stdout] 26 | /// - __flags__ : Vec<Flag> -> vector of flags: Flag
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_html_tags)]` on by default
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]    |
[INFO] [stdout] 26 | /// - __flags__ : `Vec<Flag>` -> vector of flags: Flag
[INFO] [stdout]    |                   +         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `flag`
[INFO] [stdout]   --> src/args/argv.rs:58:20
[INFO] [stdout]    |
[INFO] [stdout] 58 |     /// filters Vec<flag> by flag type return Vec<&flag::Flag>
[INFO] [stdout]    |                    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]    |
[INFO] [stdout] 58 |     /// filters `Vec<flag>` by flag type return Vec<&flag::Flag>
[INFO] [stdout]    |                 +         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `TcpStream`
[INFO] [stdout]   --> src/mpd/client.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 | /// - __client__: Option<Client<TcpStream>>,
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]    |
[INFO] [stdout] 16 | /// - __client__: `Option<Client<TcpStream>>`,
[INFO] [stdout]    |                   +                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings 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 `mprs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name mprs src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=fbb0d12a099023d9 -L dependency=/opt/rustwide/target/debug/deps --extern colored=/opt/rustwide/target/debug/deps/libcolored-2419bc1a46607e43.rmeta --extern mpd=/opt/rustwide/target/debug/deps/libmpd-07c8a27fc1bdfbea.rmeta --extern prettytable=/opt/rustwide/target/debug/deps/libprettytable-84eca2e29fe72d72.rmeta --cap-lints=warn --crate-version 0.2.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "5ace550fadd77bdad0bef96186c3b440472510da337eb0b10121f5d2c7f3082a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ace550fadd77bdad0bef96186c3b440472510da337eb0b10121f5d2c7f3082a", kill_on_drop: false }`
[INFO] [stdout] 5ace550fadd77bdad0bef96186c3b440472510da337eb0b10121f5d2c7f3082a
