[INFO] updating cached repository https://github.com/n3phtys/lmdb-rs-example-benchmark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1470ee0c2e69bded781bb0575841f1e3e1341672
[INFO] documenting n3phtys/lmdb-rs-example-benchmark against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn3phtys%2Flmdb-rs-example-benchmark" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/n3phtys/lmdb-rs-example-benchmark 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 git repo https://github.com/n3phtys/lmdb-rs-example-benchmark
[INFO] finished tweaking git repo https://github.com/n3phtys/lmdb-rs-example-benchmark
[INFO] tweaked toml for git repo https://github.com/n3phtys/lmdb-rs-example-benchmark written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/n3phtys/lmdb-rs-example-benchmark 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 7cfc5214744a3c48c691c2dba873b187cec51f504c7d6cc4b59f749abc94a01e
[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" "7cfc5214744a3c48c691c2dba873b187cec51f504c7d6cc4b59f749abc94a01e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cfc5214744a3c48c691c2dba873b187cec51f504c7d6cc4b59f749abc94a01e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cfc5214744a3c48c691c2dba873b187cec51f504c7d6cc4b59f749abc94a01e", kill_on_drop: false }`
[INFO] [stdout] 7cfc5214744a3c48c691c2dba873b187cec51f504c7d6cc4b59f749abc94a01e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 47303a02ee546d8ee37d88c854f08b87d938ffa499f5b6298664b099f6e02fae
[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" "47303a02ee546d8ee37d88c854f08b87d938ffa499f5b6298664b099f6e02fae", kill_on_drop: false }`
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]    Compiling lmdb-sys v0.7.1
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.11
[INFO] [stderr]     Checking lmdb v0.7.1
[INFO] [stderr]  Documenting lmdb-rs-benchmark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.29s
[INFO] running `Command { std: "docker" "inspect" "47303a02ee546d8ee37d88c854f08b87d938ffa499f5b6298664b099f6e02fae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47303a02ee546d8ee37d88c854f08b87d938ffa499f5b6298664b099f6e02fae", kill_on_drop: false }`
[INFO] [stdout] 47303a02ee546d8ee37d88c854f08b87d938ffa499f5b6298664b099f6e02fae