[INFO] fetching crate hotpot-db 0.0.2...
[INFO] documenting hotpot-db-0.0.2 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate hotpot-db 0.0.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate hotpot-db 0.0.2 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hotpot-db 0.0.2
[INFO] finished tweaking crates.io crate hotpot-db 0.0.2
[INFO] tweaked toml for crates.io crate hotpot-db 0.0.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate hotpot-db 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c9ba9f75cd0f35164f8390c50288e5ea4f1eb0356ce32362f9160e8c03d9f2d
[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" "7c9ba9f75cd0f35164f8390c50288e5ea4f1eb0356ce32362f9160e8c03d9f2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c9ba9f75cd0f35164f8390c50288e5ea4f1eb0356ce32362f9160e8c03d9f2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c9ba9f75cd0f35164f8390c50288e5ea4f1eb0356ce32362f9160e8c03d9f2d", kill_on_drop: false }`
[INFO] [stdout] 7c9ba9f75cd0f35164f8390c50288e5ea4f1eb0356ce32362f9160e8c03d9f2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9601b14970df484c6c466cca63330925a3f8e7a6f968cf1c96532aaa8124d93
[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" "f9601b14970df484c6c466cca63330925a3f8e7a6f968cf1c96532aaa8124d93", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.17.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.47
[INFO] [stderr]     Checking rusqlite v0.21.0
[INFO] [stderr]  Documenting hotpot-db v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.89s
[INFO] running `Command { std: "docker" "inspect" "f9601b14970df484c6c466cca63330925a3f8e7a6f968cf1c96532aaa8124d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9601b14970df484c6c466cca63330925a3f8e7a6f968cf1c96532aaa8124d93", kill_on_drop: false }`
[INFO] [stdout] f9601b14970df484c6c466cca63330925a3f8e7a6f968cf1c96532aaa8124d93
