[INFO] fetching crate thread_profiler 0.3.0...
[INFO] documenting thread_profiler-0.3.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate thread_profiler 0.3.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate thread_profiler 0.3.0 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 thread_profiler 0.3.0
[INFO] finished tweaking crates.io crate thread_profiler 0.3.0
[INFO] tweaked toml for crates.io crate thread_profiler 0.3.0 written to /workspace/builds/worker-31/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-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 7825eb29423ecf2c557b48efda640887e2f89faaded3cebcfccafd8b553b8f66
[INFO] running `Command { std: "docker" "start" "-a" "7825eb29423ecf2c557b48efda640887e2f89faaded3cebcfccafd8b553b8f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7825eb29423ecf2c557b48efda640887e2f89faaded3cebcfccafd8b553b8f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7825eb29423ecf2c557b48efda640887e2f89faaded3cebcfccafd8b553b8f66", kill_on_drop: false }`
[INFO] [stdout] 7825eb29423ecf2c557b48efda640887e2f89faaded3cebcfccafd8b553b8f66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] eccb379cb572ea1cc1faf95bab84bfede4c3fc7d7cda316278db4b7dae1082ed
[INFO] running `Command { std: "docker" "start" "-a" "eccb379cb572ea1cc1faf95bab84bfede4c3fc7d7cda316278db4b7dae1082ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]  Documenting thread_profiler v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.07s
[INFO] running `Command { std: "docker" "inspect" "eccb379cb572ea1cc1faf95bab84bfede4c3fc7d7cda316278db4b7dae1082ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eccb379cb572ea1cc1faf95bab84bfede4c3fc7d7cda316278db4b7dae1082ed", kill_on_drop: false }`
[INFO] [stdout] eccb379cb572ea1cc1faf95bab84bfede4c3fc7d7cda316278db4b7dae1082ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] a8cdaefe037f9254e24277c2cc21d894015876e4d555d43f3072b54a9f888f88
[INFO] running `Command { std: "docker" "start" "-a" "a8cdaefe037f9254e24277c2cc21d894015876e4d555d43f3072b54a9f888f88", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]  Documenting thread_profiler v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.89s
[INFO] running `Command { std: "docker" "inspect" "a8cdaefe037f9254e24277c2cc21d894015876e4d555d43f3072b54a9f888f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8cdaefe037f9254e24277c2cc21d894015876e4d555d43f3072b54a9f888f88", kill_on_drop: false }`
[INFO] [stdout] a8cdaefe037f9254e24277c2cc21d894015876e4d555d43f3072b54a9f888f88