[INFO] fetching crate tarpc-plugins 0.12.0...
[INFO] documenting tarpc-plugins-0.12.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate tarpc-plugins 0.12.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate tarpc-plugins 0.12.0 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 tarpc-plugins 0.12.0
[INFO] finished tweaking crates.io crate tarpc-plugins 0.12.0
[INFO] tweaked toml for crates.io crate tarpc-plugins 0.12.0 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 484448dd076413c6b52b3b177410b2d6992ec65b1c84a58b99813259d182d84b
[INFO] running `Command { std: "docker" "start" "-a" "484448dd076413c6b52b3b177410b2d6992ec65b1c84a58b99813259d182d84b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "484448dd076413c6b52b3b177410b2d6992ec65b1c84a58b99813259d182d84b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "484448dd076413c6b52b3b177410b2d6992ec65b1c84a58b99813259d182d84b", kill_on_drop: false }`
[INFO] [stdout] 484448dd076413c6b52b3b177410b2d6992ec65b1c84a58b99813259d182d84b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e050f731d0ffa1de9fbd1c4ece3d0e4d48b738509f0aeb30201b1b2ad38aca86
[INFO] running `Command { std: "docker" "start" "-a" "e050f731d0ffa1de9fbd1c4ece3d0e4d48b738509f0aeb30201b1b2ad38aca86", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting tarpc-plugins v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.47s
[INFO] running `Command { std: "docker" "inspect" "e050f731d0ffa1de9fbd1c4ece3d0e4d48b738509f0aeb30201b1b2ad38aca86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e050f731d0ffa1de9fbd1c4ece3d0e4d48b738509f0aeb30201b1b2ad38aca86", kill_on_drop: false }`
[INFO] [stdout] e050f731d0ffa1de9fbd1c4ece3d0e4d48b738509f0aeb30201b1b2ad38aca86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c6090f463ef92c162bceb67c980e9b58226d1264565dab4d63410dbf58f62f9d
[INFO] running `Command { std: "docker" "start" "-a" "c6090f463ef92c162bceb67c980e9b58226d1264565dab4d63410dbf58f62f9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting tarpc-plugins v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.23s
[INFO] running `Command { std: "docker" "inspect" "c6090f463ef92c162bceb67c980e9b58226d1264565dab4d63410dbf58f62f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6090f463ef92c162bceb67c980e9b58226d1264565dab4d63410dbf58f62f9d", kill_on_drop: false }`
[INFO] [stdout] c6090f463ef92c162bceb67c980e9b58226d1264565dab4d63410dbf58f62f9d