[INFO] fetching crate event-manager 0.2.1...
[INFO] documenting event-manager-0.2.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate event-manager 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate event-manager 0.2.1 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-7/source/.cargo/config
[INFO] started tweaking crates.io crate event-manager 0.2.1
[INFO] finished tweaking crates.io crate event-manager 0.2.1
[INFO] tweaked toml for crates.io crate event-manager 0.2.1 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 64bfa481bcf51918722f700ac4ef8556283fb757eefb70324b5d0fb77ff3acfb
[INFO] running `Command { std: "docker" "start" "-a" "64bfa481bcf51918722f700ac4ef8556283fb757eefb70324b5d0fb77ff3acfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64bfa481bcf51918722f700ac4ef8556283fb757eefb70324b5d0fb77ff3acfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64bfa481bcf51918722f700ac4ef8556283fb757eefb70324b5d0fb77ff3acfb", kill_on_drop: false }`
[INFO] [stdout] 64bfa481bcf51918722f700ac4ef8556283fb757eefb70324b5d0fb77ff3acfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 46f781ba091d0766940f5bb754e6a7edc6c6f518dc0ab89748893ba445ce5a3c
[INFO] running `Command { std: "docker" "start" "-a" "46f781ba091d0766940f5bb754e6a7edc6c6f518dc0ab89748893ba445ce5a3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking vmm-sys-util v0.9.0
[INFO] [stderr]  Documenting event-manager v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.04s
[INFO] running `Command { std: "docker" "inspect" "46f781ba091d0766940f5bb754e6a7edc6c6f518dc0ab89748893ba445ce5a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46f781ba091d0766940f5bb754e6a7edc6c6f518dc0ab89748893ba445ce5a3c", kill_on_drop: false }`
[INFO] [stdout] 46f781ba091d0766940f5bb754e6a7edc6c6f518dc0ab89748893ba445ce5a3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4eddd4ca3c13843688aa29b01547fd2f71d3beb2e128b030a2be40c467e0618c
[INFO] running `Command { std: "docker" "start" "-a" "4eddd4ca3c13843688aa29b01547fd2f71d3beb2e128b030a2be40c467e0618c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking vmm-sys-util v0.9.0
[INFO] [stderr]  Documenting event-manager v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.09s
[INFO] running `Command { std: "docker" "inspect" "4eddd4ca3c13843688aa29b01547fd2f71d3beb2e128b030a2be40c467e0618c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eddd4ca3c13843688aa29b01547fd2f71d3beb2e128b030a2be40c467e0618c", kill_on_drop: false }`
[INFO] [stdout] 4eddd4ca3c13843688aa29b01547fd2f71d3beb2e128b030a2be40c467e0618c