[INFO] fetching crate kctf-pow 1.2.0...
[INFO] documenting kctf-pow-1.2.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate kctf-pow 1.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate kctf-pow 1.2.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kctf-pow 1.2.0
[INFO] finished tweaking crates.io crate kctf-pow 1.2.0
[INFO] tweaked toml for crates.io crate kctf-pow 1.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate kctf-pow 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74748e1d1dd21ee44a2c2501e84c1f8f6adb02c89d8fb5972a988acb2c90e323
[INFO] running `Command { std: "docker" "start" "-a" "74748e1d1dd21ee44a2c2501e84c1f8f6adb02c89d8fb5972a988acb2c90e323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74748e1d1dd21ee44a2c2501e84c1f8f6adb02c89d8fb5972a988acb2c90e323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74748e1d1dd21ee44a2c2501e84c1f8f6adb02c89d8fb5972a988acb2c90e323", kill_on_drop: false }`
[INFO] [stdout] 74748e1d1dd21ee44a2c2501e84c1f8f6adb02c89d8fb5972a988acb2c90e323
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25262094b8c5b25e51e82608ccd0c8945a73e32455a5e6adc18fd13caf20c3e1
[INFO] running `Command { std: "docker" "start" "-a" "25262094b8c5b25e51e82608ccd0c8945a73e32455a5e6adc18fd13caf20c3e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.5
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]    Compiling rug v1.12.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]  Documenting kctf-pow v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 15s
[INFO] running `Command { std: "docker" "inspect" "25262094b8c5b25e51e82608ccd0c8945a73e32455a5e6adc18fd13caf20c3e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25262094b8c5b25e51e82608ccd0c8945a73e32455a5e6adc18fd13caf20c3e1", kill_on_drop: false }`
[INFO] [stdout] 25262094b8c5b25e51e82608ccd0c8945a73e32455a5e6adc18fd13caf20c3e1
