[INFO] fetching crate next-rust-release-date 0.1.0...
[INFO] documenting next-rust-release-date-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate next-rust-release-date 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate next-rust-release-date 0.1.0 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 next-rust-release-date 0.1.0
[INFO] finished tweaking crates.io crate next-rust-release-date 0.1.0
[INFO] tweaked toml for crates.io crate next-rust-release-date 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate next-rust-release-date 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 86ff21099225158d86d16e7c48fe863fd13a4f202801e665df9f5a3c6ef8ae72
[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" "86ff21099225158d86d16e7c48fe863fd13a4f202801e665df9f5a3c6ef8ae72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86ff21099225158d86d16e7c48fe863fd13a4f202801e665df9f5a3c6ef8ae72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86ff21099225158d86d16e7c48fe863fd13a4f202801e665df9f5a3c6ef8ae72", kill_on_drop: false }`
[INFO] [stdout] 86ff21099225158d86d16e7c48fe863fd13a4f202801e665df9f5a3c6ef8ae72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 09a15d04f5a3322abde1bfd3717e741270ed14a03b6b787c17e3c2b2dea8bbf6
[INFO] running `Command { std: "docker" "start" "-a" "09a15d04f5a3322abde1bfd3717e741270ed14a03b6b787c17e3c2b2dea8bbf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]  Documenting next-rust-release-date v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.55s
[INFO] running `Command { std: "docker" "inspect" "09a15d04f5a3322abde1bfd3717e741270ed14a03b6b787c17e3c2b2dea8bbf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09a15d04f5a3322abde1bfd3717e741270ed14a03b6b787c17e3c2b2dea8bbf6", kill_on_drop: false }`
[INFO] [stdout] 09a15d04f5a3322abde1bfd3717e741270ed14a03b6b787c17e3c2b2dea8bbf6