[INFO] fetching crate keccak-hasher 0.15.3...
[INFO] documenting keccak-hasher-0.15.3 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate keccak-hasher 0.15.3 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate keccak-hasher 0.15.3 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate keccak-hasher 0.15.3
[INFO] finished tweaking crates.io crate keccak-hasher 0.15.3
[INFO] tweaked toml for crates.io crate keccak-hasher 0.15.3 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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" "+1.61.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hash256-std-hasher v0.15.2
[INFO] [stderr]   Downloaded hash-db v0.15.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 828295113c79cc9242cf9823c3395a29dc730dfc4da749bdc5d361eb889455e1
[INFO] running `Command { std: "docker" "start" "-a" "828295113c79cc9242cf9823c3395a29dc730dfc4da749bdc5d361eb889455e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "828295113c79cc9242cf9823c3395a29dc730dfc4da749bdc5d361eb889455e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "828295113c79cc9242cf9823c3395a29dc730dfc4da749bdc5d361eb889455e1", kill_on_drop: false }`
[INFO] [stdout] 828295113c79cc9242cf9823c3395a29dc730dfc4da749bdc5d361eb889455e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c505f7d7ed99cf6eb855c1c280081c15674696560c0e48e9ee77ac0027410410
[INFO] running `Command { std: "docker" "start" "-a" "c505f7d7ed99cf6eb855c1c280081c15674696560c0e48e9ee77ac0027410410", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]     Checking hash256-std-hasher v0.15.2
[INFO] [stderr]  Documenting keccak-hasher v0.15.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.76s
[INFO] running `Command { std: "docker" "inspect" "c505f7d7ed99cf6eb855c1c280081c15674696560c0e48e9ee77ac0027410410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c505f7d7ed99cf6eb855c1c280081c15674696560c0e48e9ee77ac0027410410", kill_on_drop: false }`
[INFO] [stdout] c505f7d7ed99cf6eb855c1c280081c15674696560c0e48e9ee77ac0027410410
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 42f44708ba1e3b84acd38dc08a612abdc0b05f847648cb1f990d43c924fdff22
[INFO] running `Command { std: "docker" "start" "-a" "42f44708ba1e3b84acd38dc08a612abdc0b05f847648cb1f990d43c924fdff22", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]     Checking hash256-std-hasher v0.15.2
[INFO] [stderr]  Documenting keccak-hasher v0.15.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `Command { std: "docker" "inspect" "42f44708ba1e3b84acd38dc08a612abdc0b05f847648cb1f990d43c924fdff22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42f44708ba1e3b84acd38dc08a612abdc0b05f847648cb1f990d43c924fdff22", kill_on_drop: false }`
[INFO] [stdout] 42f44708ba1e3b84acd38dc08a612abdc0b05f847648cb1f990d43c924fdff22