[INFO] fetching crate derive_builder_fork_arti 0.11.2...
[INFO] documenting derive_builder_fork_arti-0.11.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate derive_builder_fork_arti 0.11.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate derive_builder_fork_arti 0.11.2 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 derive_builder_fork_arti 0.11.2
[INFO] finished tweaking crates.io crate derive_builder_fork_arti 0.11.2
[INFO] tweaked toml for crates.io crate derive_builder_fork_arti 0.11.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate derive_builder_fork_arti 0.11.2 already has a lockfile, it will not be regenerated
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f8735fb93d172e36bf17f10e4313d7ade9858f82d493651e1b1b1e7f9f5659c6
[INFO] running `Command { std: "docker" "start" "-a" "f8735fb93d172e36bf17f10e4313d7ade9858f82d493651e1b1b1e7f9f5659c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8735fb93d172e36bf17f10e4313d7ade9858f82d493651e1b1b1e7f9f5659c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8735fb93d172e36bf17f10e4313d7ade9858f82d493651e1b1b1e7f9f5659c6", kill_on_drop: false }`
[INFO] [stdout] f8735fb93d172e36bf17f10e4313d7ade9858f82d493651e1b1b1e7f9f5659c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] a2a84f050a4043d18681d9ec8b40fac4c2c5f9294b18ca80c85262de279e72e7
[INFO] running `Command { std: "docker" "start" "-a" "a2a84f050a4043d18681d9ec8b40fac4c2c5f9294b18ca80c85262de279e72e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling darling_core v0.14.1
[INFO] [stderr]    Compiling darling_macro v0.14.1
[INFO] [stderr]    Compiling darling v0.14.1
[INFO] [stderr]    Compiling derive_builder_core_fork_arti v0.11.2
[INFO] [stderr]    Compiling derive_builder_macro_fork_arti v0.11.2
[INFO] [stderr]  Documenting derive_builder_fork_arti v0.11.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.20s
[INFO] running `Command { std: "docker" "inspect" "a2a84f050a4043d18681d9ec8b40fac4c2c5f9294b18ca80c85262de279e72e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2a84f050a4043d18681d9ec8b40fac4c2c5f9294b18ca80c85262de279e72e7", kill_on_drop: false }`
[INFO] [stdout] a2a84f050a4043d18681d9ec8b40fac4c2c5f9294b18ca80c85262de279e72e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 141a3bc777fcea6581268663c813b656c82629827d36f0ab1f4e1b3551f998cf
[INFO] running `Command { std: "docker" "start" "-a" "141a3bc777fcea6581268663c813b656c82629827d36f0ab1f4e1b3551f998cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling darling_core v0.14.1
[INFO] [stderr]    Compiling darling_macro v0.14.1
[INFO] [stderr]    Compiling darling v0.14.1
[INFO] [stderr]    Compiling derive_builder_core_fork_arti v0.11.2
[INFO] [stderr]    Compiling derive_builder_macro_fork_arti v0.11.2
[INFO] [stderr]  Documenting derive_builder_fork_arti v0.11.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.26s
[INFO] running `Command { std: "docker" "inspect" "141a3bc777fcea6581268663c813b656c82629827d36f0ab1f4e1b3551f998cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "141a3bc777fcea6581268663c813b656c82629827d36f0ab1f4e1b3551f998cf", kill_on_drop: false }`
[INFO] [stdout] 141a3bc777fcea6581268663c813b656c82629827d36f0ab1f4e1b3551f998cf