[INFO] fetching crate oberon 2.2.1...
[INFO] documenting oberon-2.2.1 against 1.97.0-beta.6 for beta-rustdoc-1.98-4
[INFO] extracting crate oberon 2.2.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate oberon 2.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate oberon 2.2.1
[INFO] tweaked toml for crates.io crate oberon 2.2.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate oberon 2.2.1 on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate oberon 2.2.1 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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2e9293e38799f84222819ba6e86c72944e7d5e38d4d3b954ebe7e9d29bf784fc
[INFO] running `Command { std: "docker" "start" "2e9293e38799f84222819ba6e86c72944e7d5e38d4d3b954ebe7e9d29bf784fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e9293e38799f84222819ba6e86c72944e7d5e38d4d3b954ebe7e9d29bf784fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2e9293e38799f84222819ba6e86c72944e7d5e38d4d3b954ebe7e9d29bf784fc" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e9293e38799f84222819ba6e86c72944e7d5e38d4d3b954ebe7e9d29bf784fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2e9293e38799f84222819ba6e86c72944e7d5e38d4d3b954ebe7e9d29bf784fc" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
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[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.163
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[INFO] [stderr]     Checking crypto-common v0.1.6
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[INFO] [stderr]     Checking elliptic-curve v0.13.5
[INFO] [stderr]     Checking bls12_381_plus v0.8.4
[INFO] [stderr]  Documenting oberon v2.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.67s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/oberon/index.html
[INFO] running `Command { std: "docker" "inspect" "2e9293e38799f84222819ba6e86c72944e7d5e38d4d3b954ebe7e9d29bf784fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2e9293e38799f84222819ba6e86c72944e7d5e38d4d3b954ebe7e9d29bf784fc" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]  Documenting oberon v2.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.34s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/oberon/index.html
[INFO] running `Command { std: "docker" "inspect" "2e9293e38799f84222819ba6e86c72944e7d5e38d4d3b954ebe7e9d29bf784fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e9293e38799f84222819ba6e86c72944e7d5e38d4d3b954ebe7e9d29bf784fc", kill_on_drop: false }`
[INFO] [stdout] 2e9293e38799f84222819ba6e86c72944e7d5e38d4d3b954ebe7e9d29bf784fc