[INFO] cloning repository https://github.com/skade/leveldb-sys
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skade/leveldb-sys" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskade%2Fleveldb-sys", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskade%2Fleveldb-sys'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4944d90d3f83bc43e0ce558a776824d0b44e909
[INFO] documenting skade/leveldb-sys against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskade%2Fleveldb-sys" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skade/leveldb-sys on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skade/leveldb-sys
[INFO] finished tweaking git repo https://github.com/skade/leveldb-sys
[INFO] tweaked toml for git repo https://github.com/skade/leveldb-sys written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51cf041ea8c901b75790e595bbd6cbaedc93cb2786a40d801adec002a0f251fd
[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" "51cf041ea8c901b75790e595bbd6cbaedc93cb2786a40d801adec002a0f251fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51cf041ea8c901b75790e595bbd6cbaedc93cb2786a40d801adec002a0f251fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51cf041ea8c901b75790e595bbd6cbaedc93cb2786a40d801adec002a0f251fd", kill_on_drop: false }`
[INFO] [stdout] 51cf041ea8c901b75790e595bbd6cbaedc93cb2786a40d801adec002a0f251fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1466de2ff1e1c03dd17438592df9038e71d8a54362c08820c9a2372e952e9289
[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" "1466de2ff1e1c03dd17438592df9038e71d8a54362c08820c9a2372e952e9289", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling leveldb-sys v2.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting leveldb-sys v2.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.61s
[INFO] running `Command { std: "docker" "inspect" "1466de2ff1e1c03dd17438592df9038e71d8a54362c08820c9a2372e952e9289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1466de2ff1e1c03dd17438592df9038e71d8a54362c08820c9a2372e952e9289", kill_on_drop: false }`
[INFO] [stdout] 1466de2ff1e1c03dd17438592df9038e71d8a54362c08820c9a2372e952e9289