[INFO] fetching crate tdb_server_core 0.5.1...
[INFO] documenting tdb_server_core-0.5.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate tdb_server_core 0.5.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate tdb_server_core 0.5.1 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tdb_server_core 0.5.1
[INFO] finished tweaking crates.io crate tdb_server_core 0.5.1
[INFO] tweaked toml for crates.io crate tdb_server_core 0.5.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded circular-queue v0.2.6
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2ce422b3361cad7f94429efd1a306a922cf4fca68f766242bf58f3a7dd0d446
[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" "d2ce422b3361cad7f94429efd1a306a922cf4fca68f766242bf58f3a7dd0d446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2ce422b3361cad7f94429efd1a306a922cf4fca68f766242bf58f3a7dd0d446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2ce422b3361cad7f94429efd1a306a922cf4fca68f766242bf58f3a7dd0d446", kill_on_drop: false }`
[INFO] [stdout] d2ce422b3361cad7f94429efd1a306a922cf4fca68f766242bf58f3a7dd0d446
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb0b3ef4bf7d6ed313d03066ce28b98c99e8fe29c63f0b9bb528cf733640b75d
[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" "cb0b3ef4bf7d6ed313d03066ce28b98c99e8fe29c63f0b9bb528cf733640b75d", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]    Compiling isahc v0.7.6
[INFO] [stderr]    Compiling circular-queue v0.2.6
[INFO] [stderr]    Compiling curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking openssl-sys v0.9.58
[INFO] [stderr]     Checking libz-sys v1.1.1
[INFO] [stderr]     Checking ctrlc v3.1.6
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking sluice v0.4.2
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking polling v0.1.7
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking blocking v0.5.2
[INFO] [stderr]     Checking async-io v0.1.11
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking fern v0.5.9
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]     Checking async-std v1.6.3
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tdb_core v0.5.2
[INFO] [stderr]     Checking surf v1.0.3
[INFO] [stderr]  Documenting tdb_server_core v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.88s
[INFO] running `Command { std: "docker" "inspect" "cb0b3ef4bf7d6ed313d03066ce28b98c99e8fe29c63f0b9bb528cf733640b75d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb0b3ef4bf7d6ed313d03066ce28b98c99e8fe29c63f0b9bb528cf733640b75d", kill_on_drop: false }`
[INFO] [stdout] cb0b3ef4bf7d6ed313d03066ce28b98c99e8fe29c63f0b9bb528cf733640b75d