[INFO] fetching crate unwind 0.4.1...
[INFO] documenting unwind-0.4.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate unwind 0.4.1 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate unwind 0.4.1 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 unwind 0.4.1
[INFO] finished tweaking crates.io crate unwind 0.4.1
[INFO] tweaked toml for crates.io crate unwind 0.4.1 written to /workspace/builds/worker-34/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] c6590c9661a195eed0435de2eb7a8a1228879fe2ad2b575f71a00ff63bbbb00c
[INFO] running `Command { std: "docker" "start" "-a" "c6590c9661a195eed0435de2eb7a8a1228879fe2ad2b575f71a00ff63bbbb00c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6590c9661a195eed0435de2eb7a8a1228879fe2ad2b575f71a00ff63bbbb00c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6590c9661a195eed0435de2eb7a8a1228879fe2ad2b575f71a00ff63bbbb00c", kill_on_drop: false }`
[INFO] [stdout] c6590c9661a195eed0435de2eb7a8a1228879fe2ad2b575f71a00ff63bbbb00c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] e384aa64d8aea39154f2f87a31421c41e6b1a825372209dc0927eaea45732838
[INFO] running `Command { std: "docker" "start" "-a" "e384aa64d8aea39154f2f87a31421c41e6b1a825372209dc0927eaea45732838", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking foreign-types-shared v0.3.1
[INFO] [stderr]    Compiling unwind v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling unwind-sys v0.1.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling foreign-types-macros v0.2.2
[INFO] [stderr]     Checking foreign-types v0.5.0
[INFO] [stderr]  Documenting unwind v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.53s
[INFO] running `Command { std: "docker" "inspect" "e384aa64d8aea39154f2f87a31421c41e6b1a825372209dc0927eaea45732838", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e384aa64d8aea39154f2f87a31421c41e6b1a825372209dc0927eaea45732838", kill_on_drop: false }`
[INFO] [stdout] e384aa64d8aea39154f2f87a31421c41e6b1a825372209dc0927eaea45732838
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] 10cee463433592bb30d0018ed7d23c0e826327394ed3854417971ef6f3128e4d
[INFO] running `Command { std: "docker" "start" "-a" "10cee463433592bb30d0018ed7d23c0e826327394ed3854417971ef6f3128e4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling unwind v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking foreign-types-shared v0.3.1
[INFO] [stderr]    Compiling unwind-sys v0.1.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling foreign-types-macros v0.2.2
[INFO] [stderr]     Checking foreign-types v0.5.0
[INFO] [stderr]  Documenting unwind v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.63s
[INFO] running `Command { std: "docker" "inspect" "10cee463433592bb30d0018ed7d23c0e826327394ed3854417971ef6f3128e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10cee463433592bb30d0018ed7d23c0e826327394ed3854417971ef6f3128e4d", kill_on_drop: false }`
[INFO] [stdout] 10cee463433592bb30d0018ed7d23c0e826327394ed3854417971ef6f3128e4d