[INFO] fetching crate elementtree 0.7.0...
[INFO] documenting elementtree-0.7.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate elementtree 0.7.0 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate elementtree 0.7.0 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 elementtree 0.7.0
[INFO] finished tweaking crates.io crate elementtree 0.7.0
[INFO] tweaked toml for crates.io crate elementtree 0.7.0 written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate crates.io crate elementtree 0.7.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded string_cache v0.8.2
[INFO] [stderr]   Downloaded siphasher v0.3.7
[INFO] [stderr]   Downloaded serde v1.0.133
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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] 7643e1b957ea89568b756b1bcd12bbc24720d55f0ad7721f83edb6c248ea9cb6
[INFO] running `Command { std: "docker" "start" "-a" "7643e1b957ea89568b756b1bcd12bbc24720d55f0ad7721f83edb6c248ea9cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7643e1b957ea89568b756b1bcd12bbc24720d55f0ad7721f83edb6c248ea9cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7643e1b957ea89568b756b1bcd12bbc24720d55f0ad7721f83edb6c248ea9cb6", kill_on_drop: false }`
[INFO] [stdout] 7643e1b957ea89568b756b1bcd12bbc24720d55f0ad7721f83edb6c248ea9cb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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] c755e085d6c91509db5b62ae8af2aa132800a96f8ec4f9cb61d1dd9f17b0ffd6
[INFO] running `Command { std: "docker" "start" "-a" "c755e085d6c91509db5b62ae8af2aa132800a96f8ec4f9cb61d1dd9f17b0ffd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking siphasher v0.3.7
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking string_cache v0.8.2
[INFO] [stderr]  Documenting elementtree v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.13s
[INFO] running `Command { std: "docker" "inspect" "c755e085d6c91509db5b62ae8af2aa132800a96f8ec4f9cb61d1dd9f17b0ffd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c755e085d6c91509db5b62ae8af2aa132800a96f8ec4f9cb61d1dd9f17b0ffd6", kill_on_drop: false }`
[INFO] [stdout] c755e085d6c91509db5b62ae8af2aa132800a96f8ec4f9cb61d1dd9f17b0ffd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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] 83c759dadccd031413559f6d600ee2a1499005ef345fed1d44c9142a8cacd1a6
[INFO] running `Command { std: "docker" "start" "-a" "83c759dadccd031413559f6d600ee2a1499005ef345fed1d44c9142a8cacd1a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking siphasher v0.3.7
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking string_cache v0.8.2
[INFO] [stderr]  Documenting elementtree v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.98s
[INFO] running `Command { std: "docker" "inspect" "83c759dadccd031413559f6d600ee2a1499005ef345fed1d44c9142a8cacd1a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83c759dadccd031413559f6d600ee2a1499005ef345fed1d44c9142a8cacd1a6", kill_on_drop: false }`
[INFO] [stdout] 83c759dadccd031413559f6d600ee2a1499005ef345fed1d44c9142a8cacd1a6