[INFO] crate discord-cassandra-cpp 0.15.1 is already in cache
[INFO] documenting discord-cassandra-cpp-0.15.1 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate discord-cassandra-cpp 0.15.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate discord-cassandra-cpp 0.15.1 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate discord-cassandra-cpp 0.15.1
[INFO] finished tweaking crates.io crate discord-cassandra-cpp 0.15.1
[INFO] tweaked toml for crates.io crate discord-cassandra-cpp 0.15.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate discord-cassandra-cpp 0.15.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4faf02368d70ff5e874fc178f5b7ff35e1c3e348efd99a7e6e6fcad982986dfa
[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" "4faf02368d70ff5e874fc178f5b7ff35e1c3e348efd99a7e6e6fcad982986dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4faf02368d70ff5e874fc178f5b7ff35e1c3e348efd99a7e6e6fcad982986dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4faf02368d70ff5e874fc178f5b7ff35e1c3e348efd99a7e6e6fcad982986dfa", kill_on_drop: false }`
[INFO] [stdout] 4faf02368d70ff5e874fc178f5b7ff35e1c3e348efd99a7e6e6fcad982986dfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85a8f4913b317233bb082bc2eae4edb37d366628f38130110324808e6f7bcd6d
[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" "85a8f4913b317233bb082bc2eae4edb37d366628f38130110324808e6f7bcd6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling cassandra-cpp-sys v0.12.0
[INFO] [stderr]     Checking ord_subset v1.2.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]    Compiling decimal v1.0.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking backtrace v0.3.42
[INFO] [stderr]  Documenting discord-cassandra-cpp v0.15.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.05s
[INFO] running `Command { std: "docker" "inspect" "85a8f4913b317233bb082bc2eae4edb37d366628f38130110324808e6f7bcd6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85a8f4913b317233bb082bc2eae4edb37d366628f38130110324808e6f7bcd6d", kill_on_drop: false }`
[INFO] [stdout] 85a8f4913b317233bb082bc2eae4edb37d366628f38130110324808e6f7bcd6d