[INFO] fetching crate cssifier 0.1.3...
[INFO] documenting cssifier-0.1.3 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate cssifier 0.1.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cssifier 0.1.3 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 cssifier 0.1.3
[INFO] finished tweaking crates.io crate cssifier 0.1.3
[INFO] tweaked toml for crates.io crate cssifier 0.1.3 written to /workspace/builds/worker-1/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1f095ea173474bf3d738a8444c498bfce26190bd6ea2a90972204e3d22838dd4
[INFO] running `Command { std: "docker" "start" "-a" "1f095ea173474bf3d738a8444c498bfce26190bd6ea2a90972204e3d22838dd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f095ea173474bf3d738a8444c498bfce26190bd6ea2a90972204e3d22838dd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f095ea173474bf3d738a8444c498bfce26190bd6ea2a90972204e3d22838dd4", kill_on_drop: false }`
[INFO] [stdout] 1f095ea173474bf3d738a8444c498bfce26190bd6ea2a90972204e3d22838dd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d74b499df17b497091726726f760dcc8ea0bdb2877c39aad2be593154036e5ba
[INFO] running `Command { std: "docker" "start" "-a" "d74b499df17b497091726726f760dcc8ea0bdb2877c39aad2be593154036e5ba", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking memchr v2.5.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]  Documenting cssifier v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.67s
[INFO] running `Command { std: "docker" "inspect" "d74b499df17b497091726726f760dcc8ea0bdb2877c39aad2be593154036e5ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d74b499df17b497091726726f760dcc8ea0bdb2877c39aad2be593154036e5ba", kill_on_drop: false }`
[INFO] [stdout] d74b499df17b497091726726f760dcc8ea0bdb2877c39aad2be593154036e5ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] ce69e407cf4bd4ae6c2ec8fbff74136942bf7b2d17da9805dfaf97d4dad77b43
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ce69e407cf4bd4ae6c2ec8fbff74136942bf7b2d17da9805dfaf97d4dad77b43", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]  Documenting cssifier v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.51s
[INFO] running `Command { std: "docker" "inspect" "ce69e407cf4bd4ae6c2ec8fbff74136942bf7b2d17da9805dfaf97d4dad77b43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce69e407cf4bd4ae6c2ec8fbff74136942bf7b2d17da9805dfaf97d4dad77b43", kill_on_drop: false }`
[INFO] [stdout] ce69e407cf4bd4ae6c2ec8fbff74136942bf7b2d17da9805dfaf97d4dad77b43