[INFO] fetching crate megaphone-broker 0.10.5...
[INFO] documenting megaphone-broker-0.10.5 against 1.93.0 for beta-1.94-rustdoc-2
[INFO] extracting crate megaphone-broker 0.10.5 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate megaphone-broker 0.10.5
[INFO] finished tweaking crates.io crate megaphone-broker 0.10.5
[INFO] tweaked toml for crates.io crate megaphone-broker 0.10.5 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate megaphone-broker 0.10.5 on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate megaphone-broker 0.10.5 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" "+1.93.0" "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
[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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e69c8e6f1aef632da587bb5f29536785d486a814f40cbeaaff2cc6d86614490
[INFO] running `Command { std: "docker" "start" "-a" "9e69c8e6f1aef632da587bb5f29536785d486a814f40cbeaaff2cc6d86614490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e69c8e6f1aef632da587bb5f29536785d486a814f40cbeaaff2cc6d86614490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e69c8e6f1aef632da587bb5f29536785d486a814f40cbeaaff2cc6d86614490", kill_on_drop: false }`
[INFO] [stdout] 9e69c8e6f1aef632da587bb5f29536785d486a814f40cbeaaff2cc6d86614490
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 723ca3bf5f9ad4cf0509a5ba8d687dfbfd3b1791ec3708a96b3d5e602354df87
[INFO] running `Command { std: "docker" "start" "-a" "723ca3bf5f9ad4cf0509a5ba8d687dfbfd3b1791ec3708a96b3d5e602354df87", kill_on_drop: false }`
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[INFO] [stderr]  Documenting megaphone-broker v0.10.5 (/opt/rustwide/workdir)
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[INFO] running `Command { std: "docker" "inspect" "723ca3bf5f9ad4cf0509a5ba8d687dfbfd3b1791ec3708a96b3d5e602354df87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "723ca3bf5f9ad4cf0509a5ba8d687dfbfd3b1791ec3708a96b3d5e602354df87", kill_on_drop: false }`
[INFO] [stdout] 723ca3bf5f9ad4cf0509a5ba8d687dfbfd3b1791ec3708a96b3d5e602354df87