[INFO] fetching crate message-format 0.0.1...
[INFO] documenting message-format-0.0.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate message-format 0.0.1 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate message-format 0.0.1 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate message-format 0.0.1
[INFO] finished tweaking crates.io crate message-format 0.0.1
[INFO] tweaked toml for crates.io crate message-format 0.0.1 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b35024e6aa053558fc1563b3dc3a8c64f10126f0ad9a8b4503cbeb0a7b59fc16
[INFO] running `Command { std: "docker" "start" "-a" "b35024e6aa053558fc1563b3dc3a8c64f10126f0ad9a8b4503cbeb0a7b59fc16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b35024e6aa053558fc1563b3dc3a8c64f10126f0ad9a8b4503cbeb0a7b59fc16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b35024e6aa053558fc1563b3dc3a8c64f10126f0ad9a8b4503cbeb0a7b59fc16", kill_on_drop: false }`
[INFO] [stdout] b35024e6aa053558fc1563b3dc3a8c64f10126f0ad9a8b4503cbeb0a7b59fc16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f02bf490dfc194bd63ca28d25f6f960c87e793a36c3bd17de0ce11f25edd64c1
[INFO] running `Command { std: "docker" "start" "-a" "f02bf490dfc194bd63ca28d25f6f960c87e793a36c3bd17de0ce11f25edd64c1", kill_on_drop: false }`
[INFO] [stderr]  Documenting message-format v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "f02bf490dfc194bd63ca28d25f6f960c87e793a36c3bd17de0ce11f25edd64c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f02bf490dfc194bd63ca28d25f6f960c87e793a36c3bd17de0ce11f25edd64c1", kill_on_drop: false }`
[INFO] [stdout] f02bf490dfc194bd63ca28d25f6f960c87e793a36c3bd17de0ce11f25edd64c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] f533b9d507aeed56a6fe2d8e33a2fb8618c96b77812a8966a0fb9bf767ecf5bc
[INFO] running `Command { std: "docker" "start" "-a" "f533b9d507aeed56a6fe2d8e33a2fb8618c96b77812a8966a0fb9bf767ecf5bc", kill_on_drop: false }`
[INFO] [stderr]  Documenting message-format v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "f533b9d507aeed56a6fe2d8e33a2fb8618c96b77812a8966a0fb9bf767ecf5bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f533b9d507aeed56a6fe2d8e33a2fb8618c96b77812a8966a0fb9bf767ecf5bc", kill_on_drop: false }`
[INFO] [stdout] f533b9d507aeed56a6fe2d8e33a2fb8618c96b77812a8966a0fb9bf767ecf5bc