[INFO] fetching crate elementtree 0.7.0...
[INFO] documenting elementtree-0.7.0 against beta-2022-05-20 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 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 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" "+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-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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ca7dd81cad36ead9d96c619ebb3eee6b6f745ce729edb145c98cf048e1977d4
[INFO] running `Command { std: "docker" "start" "-a" "5ca7dd81cad36ead9d96c619ebb3eee6b6f745ce729edb145c98cf048e1977d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ca7dd81cad36ead9d96c619ebb3eee6b6f745ce729edb145c98cf048e1977d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ca7dd81cad36ead9d96c619ebb3eee6b6f745ce729edb145c98cf048e1977d4", kill_on_drop: false }`
[INFO] [stdout] 5ca7dd81cad36ead9d96c619ebb3eee6b6f745ce729edb145c98cf048e1977d4
[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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff475e05b80b08f2b03adea7306015dcd61892efa7560187038b35cd03c97408
[INFO] running `Command { std: "docker" "start" "-a" "ff475e05b80b08f2b03adea7306015dcd61892efa7560187038b35cd03c97408", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[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 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 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 4.90s
[INFO] running `Command { std: "docker" "inspect" "ff475e05b80b08f2b03adea7306015dcd61892efa7560187038b35cd03c97408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff475e05b80b08f2b03adea7306015dcd61892efa7560187038b35cd03c97408", kill_on_drop: false }`
[INFO] [stdout] ff475e05b80b08f2b03adea7306015dcd61892efa7560187038b35cd03c97408
[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" "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] 59116b7ce3ed421be782cf9782e42194ba71f9bad1687e3d7db69998a484e34a
[INFO] running `Command { std: "docker" "start" "-a" "59116b7ce3ed421be782cf9782e42194ba71f9bad1687e3d7db69998a484e34a", 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 lazy_static v1.4.0
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[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 7.87s
[INFO] running `Command { std: "docker" "inspect" "59116b7ce3ed421be782cf9782e42194ba71f9bad1687e3d7db69998a484e34a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59116b7ce3ed421be782cf9782e42194ba71f9bad1687e3d7db69998a484e34a", kill_on_drop: false }`
[INFO] [stdout] 59116b7ce3ed421be782cf9782e42194ba71f9bad1687e3d7db69998a484e34a