[INFO] fetching crate hrpc-build 0.33.1...
[INFO] documenting hrpc-build-0.33.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate hrpc-build 0.33.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate hrpc-build 0.33.1 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] started tweaking crates.io crate hrpc-build 0.33.1
[INFO] finished tweaking crates.io crate hrpc-build 0.33.1
[INFO] tweaked toml for crates.io crate hrpc-build 0.33.1 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] [stdout] 34a64cab16478b74f7018d7ac72e967e1012ce5978a731df85df45a1aa500abd
[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" "34a64cab16478b74f7018d7ac72e967e1012ce5978a731df85df45a1aa500abd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34a64cab16478b74f7018d7ac72e967e1012ce5978a731df85df45a1aa500abd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34a64cab16478b74f7018d7ac72e967e1012ce5978a731df85df45a1aa500abd", kill_on_drop: false }`
[INFO] [stdout] 34a64cab16478b74f7018d7ac72e967e1012ce5978a731df85df45a1aa500abd
[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] ac18642f4325283c74d2303a5767bf214f332aeb1fa6c94ab9916e7195d9f54b
[INFO] running `Command { std: "docker" "start" "-a" "ac18642f4325283c74d2303a5767bf214f332aeb1fa6c94ab9916e7195d9f54b", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking heck v0.4.0
[INFO] [stderr]     Checking multimap v0.8.3
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking libc v0.2.126
[INFO] [stderr]     Checking proc-macro2 v1.0.39
[INFO] [stderr]    Compiling which v4.2.5
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling prost-build v0.10.4
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking petgraph v0.6.2
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]    Compiling prost-derive v0.10.1
[INFO] [stderr]     Checking prost v0.10.4
[INFO] [stderr]     Checking prost-types v0.10.1
[INFO] [stderr]  Documenting hrpc-build v0.33.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.04s
[INFO] running `Command { std: "docker" "inspect" "ac18642f4325283c74d2303a5767bf214f332aeb1fa6c94ab9916e7195d9f54b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac18642f4325283c74d2303a5767bf214f332aeb1fa6c94ab9916e7195d9f54b", kill_on_drop: false }`
[INFO] [stdout] ac18642f4325283c74d2303a5767bf214f332aeb1fa6c94ab9916e7195d9f54b
[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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] db241935ed32806f6cc22aad9eb618a0f1c88f90823169f491aa7701d03fa2a1
[INFO] running `Command { std: "docker" "start" "-a" "db241935ed32806f6cc22aad9eb618a0f1c88f90823169f491aa7701d03fa2a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking fixedbitset v0.4.1
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking multimap v0.8.3
[INFO] [stderr]     Checking heck v0.4.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]    Compiling which v4.2.5
[INFO] [stderr]    Compiling prost-build v0.10.4
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking petgraph v0.6.2
[INFO] [stderr]    Compiling prost-derive v0.10.1
[INFO] [stderr]     Checking prost v0.10.4
[INFO] [stderr]     Checking prost-types v0.10.1
[INFO] [stderr]  Documenting hrpc-build v0.33.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.10s
[INFO] running `Command { std: "docker" "inspect" "db241935ed32806f6cc22aad9eb618a0f1c88f90823169f491aa7701d03fa2a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db241935ed32806f6cc22aad9eb618a0f1c88f90823169f491aa7701d03fa2a1", kill_on_drop: false }`
[INFO] [stdout] db241935ed32806f6cc22aad9eb618a0f1c88f90823169f491aa7701d03fa2a1