[INFO] fetching crate protobuf-codegen 3.0.2...
[INFO] documenting protobuf-codegen-3.0.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate protobuf-codegen 3.0.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate protobuf-codegen 3.0.2 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 protobuf-codegen 3.0.2
[INFO] finished tweaking crates.io crate protobuf-codegen 3.0.2
[INFO] tweaked toml for crates.io crate protobuf-codegen 3.0.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate protobuf-codegen 3.0.2 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 231b99c5edb8481b86199c765a61c8cd98f9041713d89d5ec98290cc41b420d9
[INFO] running `Command { std: "docker" "start" "-a" "231b99c5edb8481b86199c765a61c8cd98f9041713d89d5ec98290cc41b420d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "231b99c5edb8481b86199c765a61c8cd98f9041713d89d5ec98290cc41b420d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "231b99c5edb8481b86199c765a61c8cd98f9041713d89d5ec98290cc41b420d9", kill_on_drop: false }`
[INFO] [stdout] 231b99c5edb8481b86199c765a61c8cd98f9041713d89d5ec98290cc41b420d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 218c65fb82136b8394177afcbab2d40d0fa50899d1d417b63b6884c5052054eb
[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" "218c65fb82136b8394177afcbab2d40d0fa50899d1d417b63b6884c5052054eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling protobuf v3.0.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking which v4.2.5
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking protobuf-support v3.0.2
[INFO] [stderr]     Checking protobuf-parse v3.0.2
[INFO] [stderr]  Documenting protobuf-codegen v3.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking protobuf-codegen v3.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.46s
[INFO] running `Command { std: "docker" "inspect" "218c65fb82136b8394177afcbab2d40d0fa50899d1d417b63b6884c5052054eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "218c65fb82136b8394177afcbab2d40d0fa50899d1d417b63b6884c5052054eb", kill_on_drop: false }`
[INFO] [stdout] 218c65fb82136b8394177afcbab2d40d0fa50899d1d417b63b6884c5052054eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "--all-features" "--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] de81e11e55f7ce4b97583060c9942b613134cacfea240a0d3688eac5835e38da
[INFO] running `Command { std: "docker" "start" "-a" "de81e11e55f7ce4b97583060c9942b613134cacfea240a0d3688eac5835e38da", 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 libc v0.2.125
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling protobuf v3.0.2
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking which v4.2.5
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking protobuf-support v3.0.2
[INFO] [stderr]     Checking protobuf-parse v3.0.2
[INFO] [stderr]  Documenting protobuf-codegen v3.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.46s
[INFO] running `Command { std: "docker" "inspect" "de81e11e55f7ce4b97583060c9942b613134cacfea240a0d3688eac5835e38da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de81e11e55f7ce4b97583060c9942b613134cacfea240a0d3688eac5835e38da", kill_on_drop: false }`
[INFO] [stdout] de81e11e55f7ce4b97583060c9942b613134cacfea240a0d3688eac5835e38da