[INFO] fetching crate polars-mem-engine 0.45.1...
[INFO] documenting polars-mem-engine-0.45.1 against 1.83.0 for beta-rustdoc-1.84.0-4-retry
[INFO] extracting crate polars-mem-engine 0.45.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate polars-mem-engine 0.45.1 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 polars-mem-engine 0.45.1
[INFO] finished tweaking crates.io crate polars-mem-engine 0.45.1
[INFO] tweaked toml for crates.io crate polars-mem-engine 0.45.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate polars-mem-engine 0.45.1 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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e8569cf88a2e0ab00e7c278f9ee0dcceff4eabc17bde474f356305b67da24f6d
[INFO] running `Command { std: "docker" "start" "-a" "e8569cf88a2e0ab00e7c278f9ee0dcceff4eabc17bde474f356305b67da24f6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8569cf88a2e0ab00e7c278f9ee0dcceff4eabc17bde474f356305b67da24f6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8569cf88a2e0ab00e7c278f9ee0dcceff4eabc17bde474f356305b67da24f6d", kill_on_drop: false }`
[INFO] [stdout] e8569cf88a2e0ab00e7c278f9ee0dcceff4eabc17bde474f356305b67da24f6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] af08eff9d06948365b2af71db880a083f23eb6a3dcb04809adf98c8c811b6447
[INFO] running `Command { std: "docker" "start" "-a" "af08eff9d06948365b2af71db880a083f23eb6a3dcb04809adf98c8c811b6447", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "af08eff9d06948365b2af71db880a083f23eb6a3dcb04809adf98c8c811b6447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af08eff9d06948365b2af71db880a083f23eb6a3dcb04809adf98c8c811b6447", kill_on_drop: false }`
[INFO] [stdout] af08eff9d06948365b2af71db880a083f23eb6a3dcb04809adf98c8c811b6447
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3a8b9f44bac2e89ded9bfe25359e31ee82ef78469a09388db70f5c664e1e67c
[INFO] running `Command { std: "docker" "start" "-a" "b3a8b9f44bac2e89ded9bfe25359e31ee82ef78469a09388db70f5c664e1e67c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
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[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.215
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[INFO] [stderr]     Checking recursive v0.1.1
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[INFO] running `Command { std: "docker" "inspect" "b3a8b9f44bac2e89ded9bfe25359e31ee82ef78469a09388db70f5c664e1e67c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3a8b9f44bac2e89ded9bfe25359e31ee82ef78469a09388db70f5c664e1e67c", kill_on_drop: false }`
[INFO] [stdout] b3a8b9f44bac2e89ded9bfe25359e31ee82ef78469a09388db70f5c664e1e67c