[INFO] fetching crate sluice 0.5.5...
[INFO] documenting sluice-0.5.5 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate sluice 0.5.5 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate sluice 0.5.5 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 sluice 0.5.5
[INFO] finished tweaking crates.io crate sluice 0.5.5
[INFO] tweaked toml for crates.io crate sluice 0.5.5 written to /workspace/builds/worker-9/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 267186dee2e0acb5bd14e326435a6be2dd1db09e5f80027aa765dc632580a057
[INFO] running `Command { std: "docker" "start" "-a" "267186dee2e0acb5bd14e326435a6be2dd1db09e5f80027aa765dc632580a057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "267186dee2e0acb5bd14e326435a6be2dd1db09e5f80027aa765dc632580a057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "267186dee2e0acb5bd14e326435a6be2dd1db09e5f80027aa765dc632580a057", kill_on_drop: false }`
[INFO] [stdout] 267186dee2e0acb5bd14e326435a6be2dd1db09e5f80027aa765dc632580a057
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 34ca5b59fa74646381d950b5abfe44fa9573b2e92efae43c24bb383148315809
[INFO] running `Command { std: "docker" "start" "-a" "34ca5b59fa74646381d950b5abfe44fa9573b2e92efae43c24bb383148315809", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]     Checking event-listener v2.5.2
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]  Documenting sluice v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "34ca5b59fa74646381d950b5abfe44fa9573b2e92efae43c24bb383148315809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34ca5b59fa74646381d950b5abfe44fa9573b2e92efae43c24bb383148315809", kill_on_drop: false }`
[INFO] [stdout] 34ca5b59fa74646381d950b5abfe44fa9573b2e92efae43c24bb383148315809
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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] 4130b47c9ac968b38bcbb0e9b6288b1d257e219e1b181e14ca7cd4094b80b524
[INFO] running `Command { std: "docker" "start" "-a" "4130b47c9ac968b38bcbb0e9b6288b1d257e219e1b181e14ca7cd4094b80b524", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]     Checking event-listener v2.5.2
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]  Documenting sluice v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `Command { std: "docker" "inspect" "4130b47c9ac968b38bcbb0e9b6288b1d257e219e1b181e14ca7cd4094b80b524", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4130b47c9ac968b38bcbb0e9b6288b1d257e219e1b181e14ca7cd4094b80b524", kill_on_drop: false }`
[INFO] [stdout] 4130b47c9ac968b38bcbb0e9b6288b1d257e219e1b181e14ca7cd4094b80b524