[INFO] fetching crate ir_book 0.1.0...
[INFO] documenting ir_book-0.1.0 against 1.83.0 for beta-rustdoc-1.84.0-4-retry
[INFO] extracting crate ir_book 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ir_book 0.1.0 on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ir_book 0.1.0
[INFO] finished tweaking crates.io crate ir_book 0.1.0
[INFO] tweaked toml for crates.io crate ir_book 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate ir_book 0.1.0 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b2f83d1d7bab3f23937a8e4776f82f611364294316dcb078da3a66fc11e41c1
[INFO] running `Command { std: "docker" "start" "-a" "1b2f83d1d7bab3f23937a8e4776f82f611364294316dcb078da3a66fc11e41c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b2f83d1d7bab3f23937a8e4776f82f611364294316dcb078da3a66fc11e41c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b2f83d1d7bab3f23937a8e4776f82f611364294316dcb078da3a66fc11e41c1", kill_on_drop: false }`
[INFO] [stdout] 1b2f83d1d7bab3f23937a8e4776f82f611364294316dcb078da3a66fc11e41c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43142ff2783766a842492a0c08e7cdb52fe7eca857276c2f98489996bd330e94
[INFO] running `Command { std: "docker" "start" "-a" "43142ff2783766a842492a0c08e7cdb52fe7eca857276c2f98489996bd330e94", kill_on_drop: false }`
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[INFO] [stderr]  Documenting ir_book v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.22.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/ir_book/index.html
[INFO] running `Command { std: "docker" "inspect" "43142ff2783766a842492a0c08e7cdb52fe7eca857276c2f98489996bd330e94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43142ff2783766a842492a0c08e7cdb52fe7eca857276c2f98489996bd330e94", kill_on_drop: false }`
[INFO] [stdout] 43142ff2783766a842492a0c08e7cdb52fe7eca857276c2f98489996bd330e94