[INFO] fetching crate switchboard-protos 0.1.60...
[INFO] documenting switchboard-protos-0.1.60 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate switchboard-protos 0.1.60 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate switchboard-protos 0.1.60 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 switchboard-protos 0.1.60
[INFO] finished tweaking crates.io crate switchboard-protos 0.1.60
[INFO] tweaked toml for crates.io crate switchboard-protos 0.1.60 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] c9d23bb252a7de497ab2707a45f717fa55bf15205515a3f8782c31907e939959
[INFO] running `Command { std: "docker" "start" "-a" "c9d23bb252a7de497ab2707a45f717fa55bf15205515a3f8782c31907e939959", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9d23bb252a7de497ab2707a45f717fa55bf15205515a3f8782c31907e939959", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9d23bb252a7de497ab2707a45f717fa55bf15205515a3f8782c31907e939959", kill_on_drop: false }`
[INFO] [stdout] c9d23bb252a7de497ab2707a45f717fa55bf15205515a3f8782c31907e939959
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 4360afbfcee5ebca595b53ff41f9cb53218b4795521ec7124a4a1b198d40073e
[INFO] running `Command { std: "docker" "start" "-a" "4360afbfcee5ebca595b53ff41f9cb53218b4795521ec7124a4a1b198d40073e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking quick-protobuf v0.8.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling borsh-derive-internal v0.9.3
[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.9.3
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling borsh-derive v0.9.3
[INFO] [stderr]     Checking borsh v0.9.3
[INFO] [stderr]  Documenting switchboard-protos v0.1.60 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.34s
[INFO] running `Command { std: "docker" "inspect" "4360afbfcee5ebca595b53ff41f9cb53218b4795521ec7124a4a1b198d40073e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4360afbfcee5ebca595b53ff41f9cb53218b4795521ec7124a4a1b198d40073e", kill_on_drop: false }`
[INFO] [stdout] 4360afbfcee5ebca595b53ff41f9cb53218b4795521ec7124a4a1b198d40073e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "--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] 89c5fc37df865da47a9ba3fc707373dbb16c38ec357e31adab61793ab305d820
[INFO] running `Command { std: "docker" "start" "-a" "89c5fc37df865da47a9ba3fc707373dbb16c38ec357e31adab61793ab305d820", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking quick-protobuf v0.8.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.9.3
[INFO] [stderr]    Compiling borsh-derive-internal v0.9.3
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling borsh-derive v0.9.3
[INFO] [stderr]     Checking borsh v0.9.3
[INFO] [stderr]  Documenting switchboard-protos v0.1.60 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.33s
[INFO] running `Command { std: "docker" "inspect" "89c5fc37df865da47a9ba3fc707373dbb16c38ec357e31adab61793ab305d820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89c5fc37df865da47a9ba3fc707373dbb16c38ec357e31adab61793ab305d820", kill_on_drop: false }`
[INFO] [stdout] 89c5fc37df865da47a9ba3fc707373dbb16c38ec357e31adab61793ab305d820