[INFO] fetching crate aki-stats 0.1.15...
[INFO] documenting aki-stats-0.1.15 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate aki-stats 0.1.15 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate aki-stats 0.1.15 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] removed /workspace/builds/worker-50/source/.cargo/config
[INFO] started tweaking crates.io crate aki-stats 0.1.15
[INFO] finished tweaking crates.io crate aki-stats 0.1.15
[INFO] tweaked toml for crates.io crate aki-stats 0.1.15 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate crates.io crate aki-stats 0.1.15 already has a lockfile, it will not be regenerated
[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-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 4fda8620077b0545de51bcbe22f6b7fda9c8209c263b544a3be3a97e11598a2c
[INFO] running `Command { std: "docker" "start" "-a" "4fda8620077b0545de51bcbe22f6b7fda9c8209c263b544a3be3a97e11598a2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fda8620077b0545de51bcbe22f6b7fda9c8209c263b544a3be3a97e11598a2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fda8620077b0545de51bcbe22f6b7fda9c8209c263b544a3be3a97e11598a2c", kill_on_drop: false }`
[INFO] [stdout] 4fda8620077b0545de51bcbe22f6b7fda9c8209c263b544a3be3a97e11598a2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 4f1535fa3c565362d3c2dc634c4f0a1378d751701960fd6bf2a1cfed7750cd28
[INFO] running `Command { std: "docker" "start" "-a" "4f1535fa3c565362d3c2dc634c4f0a1378d751701960fd6bf2a1cfed7750cd28", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.9
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling rust-version-info-file v0.1.5
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking flood-tide v0.2.4
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling memx v0.1.20
[INFO] [stderr]    Compiling runnel v0.3.10
[INFO] [stderr]    Compiling aki-stats v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking memx-cdy v0.1.7
[INFO] [stderr]  Documenting aki-stats v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.77s
[INFO] running `Command { std: "docker" "inspect" "4f1535fa3c565362d3c2dc634c4f0a1378d751701960fd6bf2a1cfed7750cd28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f1535fa3c565362d3c2dc634c4f0a1378d751701960fd6bf2a1cfed7750cd28", kill_on_drop: false }`
[INFO] [stdout] 4f1535fa3c565362d3c2dc634c4f0a1378d751701960fd6bf2a1cfed7750cd28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 532cd72b95adaf3de133a7b2cd14f2ee790208ddd4eb1ec4f531671c6a8319b6
[INFO] running `Command { std: "docker" "start" "-a" "532cd72b95adaf3de133a7b2cd14f2ee790208ddd4eb1ec4f531671c6a8319b6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling semver v1.0.9
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling rust-version-info-file v0.1.5
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking flood-tide v0.2.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]    Compiling memx v0.1.20
[INFO] [stderr]    Compiling runnel v0.3.10
[INFO] [stderr]    Compiling aki-stats v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking memx-cdy v0.1.7
[INFO] [stderr]  Documenting aki-stats v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.01s
[INFO] running `Command { std: "docker" "inspect" "532cd72b95adaf3de133a7b2cd14f2ee790208ddd4eb1ec4f531671c6a8319b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "532cd72b95adaf3de133a7b2cd14f2ee790208ddd4eb1ec4f531671c6a8319b6", kill_on_drop: false }`
[INFO] [stdout] 532cd72b95adaf3de133a7b2cd14f2ee790208ddd4eb1ec4f531671c6a8319b6