[INFO] fetching crate mrt 0.2.0...
[INFO] documenting mrt-0.2.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate mrt 0.2.0 into /workspace/builds/worker-32/source
[INFO] validating manifest of crates.io crate mrt 0.2.0 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 mrt 0.2.0
[INFO] finished tweaking crates.io crate mrt 0.2.0
[INFO] tweaked toml for crates.io crate mrt 0.2.0 written to /workspace/builds/worker-32/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 1b8843ca5d847d88100e8b91ced0b45495001b4cfd9d49ef4a78d2f69639e17a
[INFO] running `Command { std: "docker" "start" "-a" "1b8843ca5d847d88100e8b91ced0b45495001b4cfd9d49ef4a78d2f69639e17a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b8843ca5d847d88100e8b91ced0b45495001b4cfd9d49ef4a78d2f69639e17a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b8843ca5d847d88100e8b91ced0b45495001b4cfd9d49ef4a78d2f69639e17a", kill_on_drop: false }`
[INFO] [stdout] 1b8843ca5d847d88100e8b91ced0b45495001b4cfd9d49ef4a78d2f69639e17a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] f108ac48cabe896477591983be38e33efff186866204f7235ca1da860c597479
[INFO] running `Command { std: "docker" "start" "-a" "f108ac48cabe896477591983be38e33efff186866204f7235ca1da860c597479", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]  Documenting mrt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.57s
[INFO] running `Command { std: "docker" "inspect" "f108ac48cabe896477591983be38e33efff186866204f7235ca1da860c597479", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f108ac48cabe896477591983be38e33efff186866204f7235ca1da860c597479", kill_on_drop: false }`
[INFO] [stdout] f108ac48cabe896477591983be38e33efff186866204f7235ca1da860c597479
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 415f53404bc3994d40dbadfaa9d43187f977010b9e0c49af92df65465512cc59
[INFO] running `Command { std: "docker" "start" "-a" "415f53404bc3994d40dbadfaa9d43187f977010b9e0c49af92df65465512cc59", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]  Documenting mrt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.41s
[INFO] running `Command { std: "docker" "inspect" "415f53404bc3994d40dbadfaa9d43187f977010b9e0c49af92df65465512cc59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "415f53404bc3994d40dbadfaa9d43187f977010b9e0c49af92df65465512cc59", kill_on_drop: false }`
[INFO] [stdout] 415f53404bc3994d40dbadfaa9d43187f977010b9e0c49af92df65465512cc59