[INFO] fetching crate lmdb-rkv-sys 0.11.0...
[INFO] documenting lmdb-rkv-sys-0.11.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate lmdb-rkv-sys 0.11.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate lmdb-rkv-sys 0.11.0 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 crates.io crate lmdb-rkv-sys 0.11.0
[INFO] finished tweaking crates.io crate lmdb-rkv-sys 0.11.0
[INFO] tweaked toml for crates.io crate lmdb-rkv-sys 0.11.0 written to /workspace/builds/worker-12/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 116da9d2399533822e2e5c1ce7ddbdcdc6f37826275be9f3fb2ad47591aeae36
[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" "116da9d2399533822e2e5c1ce7ddbdcdc6f37826275be9f3fb2ad47591aeae36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "116da9d2399533822e2e5c1ce7ddbdcdc6f37826275be9f3fb2ad47591aeae36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "116da9d2399533822e2e5c1ce7ddbdcdc6f37826275be9f3fb2ad47591aeae36", kill_on_drop: false }`
[INFO] [stdout] 116da9d2399533822e2e5c1ce7ddbdcdc6f37826275be9f3fb2ad47591aeae36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 7a8b3c7327682e28fd05050ad006070d46bd43824d8fc6a98fcad7c9f20ffd2d
[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" "7a8b3c7327682e28fd05050ad006070d46bd43824d8fc6a98fcad7c9f20ffd2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling lmdb-rkv-sys v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: /opt/rustwide/workdir/lmdb/libraries/liblmdb/mdb.c: In function 'mdb_cursor_put':
[INFO] [stderr] warning: /opt/rustwide/workdir/lmdb/libraries/liblmdb/mdb.c:6778:9: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning:  6778 |      if (SIZELEFT(fp) < offset) {
[INFO] [stderr] warning:       |         ^
[INFO] [stderr] warning: /opt/rustwide/workdir/lmdb/libraries/liblmdb/mdb.c:6783:5: note: here
[INFO] [stderr] warning:  6783 |     case MDB_CURRENT:
[INFO] [stderr] warning:       |     ^~~~
[INFO] [stderr]  Documenting lmdb-rkv-sys v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "7a8b3c7327682e28fd05050ad006070d46bd43824d8fc6a98fcad7c9f20ffd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a8b3c7327682e28fd05050ad006070d46bd43824d8fc6a98fcad7c9f20ffd2d", kill_on_drop: false }`
[INFO] [stdout] 7a8b3c7327682e28fd05050ad006070d46bd43824d8fc6a98fcad7c9f20ffd2d