[INFO] fetching crate utf8-io 0.12.0...
[INFO] documenting utf8-io-0.12.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate utf8-io 0.12.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate utf8-io 0.12.0 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 utf8-io 0.12.0
[INFO] finished tweaking crates.io crate utf8-io 0.12.0
[INFO] tweaked toml for crates.io crate utf8-io 0.12.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate utf8-io 0.12.0 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dirs v2.0.2
[INFO] [stderr]   Downloaded redox_syscall v0.2.11
[INFO] [stderr]   Downloaded io-lifetimes v0.6.0
[INFO] [stderr]   Downloaded terminfo v0.7.3
[INFO] [stderr]   Downloaded rustix v0.34.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.0.42
[INFO] [stderr]   Downloaded io-extras v0.14.0
[INFO] [stderr]   Downloaded is-terminal v0.2.0
[INFO] [stderr]   Downloaded errno-dragonfly v0.1.2
[INFO] [stderr]   Downloaded duplex v0.12.0
[INFO] [stderr]   Downloaded os_pipe v1.0.1
[INFO] [stderr]   Downloaded layered-io v0.13.0
[INFO] [stderr]   Downloaded hermit-abi v0.2.0
[INFO] [stderr]   Downloaded errno v0.2.8
[INFO] [stderr]   Downloaded terminal-io v0.13.0
[INFO] [stderr]   Downloaded siphasher v0.3.10
[INFO] [stderr]   Downloaded libc v0.2.120
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 0af62c271d0f35e5c0bdab496debf4e3328ae47ff9a0df7d3de92faf4fce9597
[INFO] running `Command { std: "docker" "start" "-a" "0af62c271d0f35e5c0bdab496debf4e3328ae47ff9a0df7d3de92faf4fce9597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0af62c271d0f35e5c0bdab496debf4e3328ae47ff9a0df7d3de92faf4fce9597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0af62c271d0f35e5c0bdab496debf4e3328ae47ff9a0df7d3de92faf4fce9597", kill_on_drop: false }`
[INFO] [stdout] 0af62c271d0f35e5c0bdab496debf4e3328ae47ff9a0df7d3de92faf4fce9597
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] e2f71c4112f91c8dc60603be5b341507eb124a7c72e3a4eebf74ed698af6288c
[INFO] running `Command { std: "docker" "start" "-a" "e2f71c4112f91c8dc60603be5b341507eb124a7c72e3a4eebf74ed698af6288c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling io-lifetimes v0.6.0
[INFO] [stderr]    Compiling io-extras v0.14.0
[INFO] [stderr]     Checking duplex v0.12.0
[INFO] [stderr]     Checking os_pipe v1.0.1
[INFO] [stderr]  Documenting utf8-io v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.73s
[INFO] running `Command { std: "docker" "inspect" "e2f71c4112f91c8dc60603be5b341507eb124a7c72e3a4eebf74ed698af6288c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f71c4112f91c8dc60603be5b341507eb124a7c72e3a4eebf74ed698af6288c", kill_on_drop: false }`
[INFO] [stdout] e2f71c4112f91c8dc60603be5b341507eb124a7c72e3a4eebf74ed698af6288c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 74a8e8c718a2aaa6424b4cc187fc4666fc2e9330f0ced7a42ad2da8f82319cfa
[INFO] running `Command { std: "docker" "start" "-a" "74a8e8c718a2aaa6424b4cc187fc4666fc2e9330f0ced7a42ad2da8f82319cfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling io-lifetimes v0.6.0
[INFO] [stderr]    Compiling io-extras v0.14.0
[INFO] [stderr]     Checking duplex v0.12.0
[INFO] [stderr]     Checking os_pipe v1.0.1
[INFO] [stderr]  Documenting utf8-io v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.01s
[INFO] running `Command { std: "docker" "inspect" "74a8e8c718a2aaa6424b4cc187fc4666fc2e9330f0ced7a42ad2da8f82319cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74a8e8c718a2aaa6424b4cc187fc4666fc2e9330f0ced7a42ad2da8f82319cfa", kill_on_drop: false }`
[INFO] [stdout] 74a8e8c718a2aaa6424b4cc187fc4666fc2e9330f0ced7a42ad2da8f82319cfa