[INFO] fetching crate thruster-socketio-proc 0.1.9...
[INFO] documenting thruster-socketio-proc-0.1.9 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate thruster-socketio-proc 0.1.9 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate thruster-socketio-proc 0.1.9 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 thruster-socketio-proc 0.1.9
[INFO] finished tweaking crates.io crate thruster-socketio-proc 0.1.9
[INFO] tweaked toml for crates.io crate thruster-socketio-proc 0.1.9 written to /workspace/builds/worker-10/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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] b380dd2fc3fcc5118953aaca9b65c5266ab11874ea16cf977d5acb9f8ae8c5ba
[INFO] running `Command { std: "docker" "start" "-a" "b380dd2fc3fcc5118953aaca9b65c5266ab11874ea16cf977d5acb9f8ae8c5ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b380dd2fc3fcc5118953aaca9b65c5266ab11874ea16cf977d5acb9f8ae8c5ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b380dd2fc3fcc5118953aaca9b65c5266ab11874ea16cf977d5acb9f8ae8c5ba", kill_on_drop: false }`
[INFO] [stdout] b380dd2fc3fcc5118953aaca9b65c5266ab11874ea16cf977d5acb9f8ae8c5ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] a00679ae79d5acfb155f44e5a7260aa786009037c0ee3b78c8efe81458d2129e
[INFO] running `Command { std: "docker" "start" "-a" "a00679ae79d5acfb155f44e5a7260aa786009037c0ee3b78c8efe81458d2129e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]  Documenting thruster-socketio-proc v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.53s
[INFO] running `Command { std: "docker" "inspect" "a00679ae79d5acfb155f44e5a7260aa786009037c0ee3b78c8efe81458d2129e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a00679ae79d5acfb155f44e5a7260aa786009037c0ee3b78c8efe81458d2129e", kill_on_drop: false }`
[INFO] [stdout] a00679ae79d5acfb155f44e5a7260aa786009037c0ee3b78c8efe81458d2129e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 04845d4de55e7dc3fbc224ce9890b02222606448b89c1e8dd5168018e20ea6f2
[INFO] running `Command { std: "docker" "start" "-a" "04845d4de55e7dc3fbc224ce9890b02222606448b89c1e8dd5168018e20ea6f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]  Documenting thruster-socketio-proc v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.27s
[INFO] running `Command { std: "docker" "inspect" "04845d4de55e7dc3fbc224ce9890b02222606448b89c1e8dd5168018e20ea6f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04845d4de55e7dc3fbc224ce9890b02222606448b89c1e8dd5168018e20ea6f2", kill_on_drop: false }`
[INFO] [stdout] 04845d4de55e7dc3fbc224ce9890b02222606448b89c1e8dd5168018e20ea6f2