[INFO] fetching crate discord-cassandra-cpp 0.16.6...
[INFO] documenting discord-cassandra-cpp-0.16.6 against 1.75.0 for beta-1.76-rustdoc-2
[INFO] extracting crate discord-cassandra-cpp 0.16.6 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate discord-cassandra-cpp 0.16.6 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 crates.io crate discord-cassandra-cpp 0.16.6
[INFO] finished tweaking crates.io crate discord-cassandra-cpp 0.16.6
[INFO] tweaked toml for crates.io crate discord-cassandra-cpp 0.16.6 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate discord-cassandra-cpp 0.16.6 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
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[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2b1ad0d294f18fc3af2d7ed246a6955d61b6f548ba154e27885a065bd1122bf7
[INFO] running `Command { std: "docker" "start" "-a" "2b1ad0d294f18fc3af2d7ed246a6955d61b6f548ba154e27885a065bd1122bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b1ad0d294f18fc3af2d7ed246a6955d61b6f548ba154e27885a065bd1122bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b1ad0d294f18fc3af2d7ed246a6955d61b6f548ba154e27885a065bd1122bf7", kill_on_drop: false }`
[INFO] [stdout] 2b1ad0d294f18fc3af2d7ed246a6955d61b6f548ba154e27885a065bd1122bf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 718d2398d65f7b235f17a1a92acd22385022a53722f02430c215c47e9a1d7a78
[INFO] running `Command { std: "docker" "start" "-a" "718d2398d65f7b235f17a1a92acd22385022a53722f02430c215c47e9a1d7a78", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling decimal v2.1.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling cassandra-cpp-sys v0.12.3
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking ord_subset v3.1.1
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]  Documenting discord-cassandra-cpp v0.16.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unclosed HTML tag `u8`
[INFO] [stdout]    --> src/cassandra/result.rs:143:25
[INFO] [stdout]     |
[INFO] [stdout] 143 |     ///   - `Ok(Some(Vec<u8>)) if there are more pages, and a paging state token.
[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] 143 |     ///   - `Ok(Some(`Vec<u8>`)) if there are more pages, and a paging state token.
[INFO] [stdout]     |                      +       +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.68s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/discord_cassandra_cpp/index.html
[INFO] running `Command { std: "docker" "inspect" "718d2398d65f7b235f17a1a92acd22385022a53722f02430c215c47e9a1d7a78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "718d2398d65f7b235f17a1a92acd22385022a53722f02430c215c47e9a1d7a78", kill_on_drop: false }`
[INFO] [stdout] 718d2398d65f7b235f17a1a92acd22385022a53722f02430c215c47e9a1d7a78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 304af9f48c7cc69c3997be2f2c809039004cb468cd7b4de040439feac960afc2
[INFO] running `Command { std: "docker" "start" "-a" "304af9f48c7cc69c3997be2f2c809039004cb468cd7b4de040439feac960afc2", kill_on_drop: false }`
[INFO] [stderr]  Documenting discord-cassandra-cpp v0.16.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unclosed HTML tag `u8`
[INFO] [stdout]    --> src/cassandra/result.rs:143:25
[INFO] [stdout]     |
[INFO] [stdout] 143 |     ///   - `Ok(Some(Vec<u8>)) if there are more pages, and a paging state token.
[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] 143 |     ///   - `Ok(Some(`Vec<u8>`)) if there are more pages, and a paging state token.
[INFO] [stdout]     |                      +       +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/discord_cassandra_cpp/index.html
[INFO] running `Command { std: "docker" "inspect" "304af9f48c7cc69c3997be2f2c809039004cb468cd7b4de040439feac960afc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "304af9f48c7cc69c3997be2f2c809039004cb468cd7b4de040439feac960afc2", kill_on_drop: false }`
[INFO] [stdout] 304af9f48c7cc69c3997be2f2c809039004cb468cd7b4de040439feac960afc2