[INFO] fetching crate younger_minigrep 0.1.0...
[INFO] documenting younger_minigrep-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate younger_minigrep 0.1.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate younger_minigrep 0.1.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate younger_minigrep 0.1.0
[INFO] finished tweaking crates.io crate younger_minigrep 0.1.0
[INFO] tweaked toml for crates.io crate younger_minigrep 0.1.0 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate younger_minigrep 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 601b4579c86a4be95128e93dd1c7fdd8c64c61459eb60b9efedc5fbfdd7fc837
[INFO] running `Command { std: "docker" "start" "-a" "601b4579c86a4be95128e93dd1c7fdd8c64c61459eb60b9efedc5fbfdd7fc837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "601b4579c86a4be95128e93dd1c7fdd8c64c61459eb60b9efedc5fbfdd7fc837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "601b4579c86a4be95128e93dd1c7fdd8c64c61459eb60b9efedc5fbfdd7fc837", kill_on_drop: false }`
[INFO] [stdout] 601b4579c86a4be95128e93dd1c7fdd8c64c61459eb60b9efedc5fbfdd7fc837
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56d26af1861793b007d3e681f94de7689a7920d6d4c44efe0a55f7feb7b8d385
[INFO] running `Command { std: "docker" "start" "-a" "56d26af1861793b007d3e681f94de7689a7920d6d4c44efe0a55f7feb7b8d385", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting younger_minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "56d26af1861793b007d3e681f94de7689a7920d6d4c44efe0a55f7feb7b8d385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56d26af1861793b007d3e681f94de7689a7920d6d4c44efe0a55f7feb7b8d385", kill_on_drop: false }`
[INFO] [stdout] 56d26af1861793b007d3e681f94de7689a7920d6d4c44efe0a55f7feb7b8d385
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 4b9ee051c5c85811fd8076aa1df9b2ba53fef4e9f001d6676e809e8205ed891c
[INFO] running `Command { std: "docker" "start" "-a" "4b9ee051c5c85811fd8076aa1df9b2ba53fef4e9f001d6676e809e8205ed891c", kill_on_drop: false }`
[INFO] [stderr]  Documenting younger_minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "4b9ee051c5c85811fd8076aa1df9b2ba53fef4e9f001d6676e809e8205ed891c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b9ee051c5c85811fd8076aa1df9b2ba53fef4e9f001d6676e809e8205ed891c", kill_on_drop: false }`
[INFO] [stdout] 4b9ee051c5c85811fd8076aa1df9b2ba53fef4e9f001d6676e809e8205ed891c