[INFO] fetching crate concurrency-demo-benchmarks 0.0.8...
[INFO] documenting concurrency-demo-benchmarks-0.0.8 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate concurrency-demo-benchmarks 0.0.8 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate concurrency-demo-benchmarks 0.0.8 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate concurrency-demo-benchmarks 0.0.8
[INFO] finished tweaking crates.io crate concurrency-demo-benchmarks 0.0.8
[INFO] tweaked toml for crates.io crate concurrency-demo-benchmarks 0.0.8 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate concurrency-demo-benchmarks 0.0.8 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42f174650d8819bfab4959ecfea99ed84d0977efc1a642dc29428305a3cdd515
[INFO] running `Command { std: "docker" "start" "-a" "42f174650d8819bfab4959ecfea99ed84d0977efc1a642dc29428305a3cdd515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42f174650d8819bfab4959ecfea99ed84d0977efc1a642dc29428305a3cdd515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42f174650d8819bfab4959ecfea99ed84d0977efc1a642dc29428305a3cdd515", kill_on_drop: false }`
[INFO] [stdout] 42f174650d8819bfab4959ecfea99ed84d0977efc1a642dc29428305a3cdd515
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eacc64090b7ec1bbf1441387121b76d5d2c09c89c4ef7e6bbece80495855d9d4
[INFO] running `Command { std: "docker" "start" "-a" "eacc64090b7ec1bbf1441387121b76d5d2c09c89c4ef7e6bbece80495855d9d4", kill_on_drop: false }`
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[INFO] [stderr]  Documenting concurrency-demo-benchmarks v0.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.11s
[INFO] running `Command { std: "docker" "inspect" "eacc64090b7ec1bbf1441387121b76d5d2c09c89c4ef7e6bbece80495855d9d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eacc64090b7ec1bbf1441387121b76d5d2c09c89c4ef7e6bbece80495855d9d4", kill_on_drop: false }`
[INFO] [stdout] eacc64090b7ec1bbf1441387121b76d5d2c09c89c4ef7e6bbece80495855d9d4
