[INFO] fetching crate mongoloid 0.1.1...
[INFO] documenting mongoloid-0.1.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate mongoloid 0.1.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate mongoloid 0.1.1 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mongoloid 0.1.1
[INFO] finished tweaking crates.io crate mongoloid 0.1.1
[INFO] tweaked toml for crates.io crate mongoloid 0.1.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bson v0.10.0
[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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ccc1fe7970c958e7e3e4b5e93db29b1b8051090298d49eb46ae5918b4711e45
[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" "4ccc1fe7970c958e7e3e4b5e93db29b1b8051090298d49eb46ae5918b4711e45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ccc1fe7970c958e7e3e4b5e93db29b1b8051090298d49eb46ae5918b4711e45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ccc1fe7970c958e7e3e4b5e93db29b1b8051090298d49eb46ae5918b4711e45", kill_on_drop: false }`
[INFO] [stdout] 4ccc1fe7970c958e7e3e4b5e93db29b1b8051090298d49eb46ae5918b4711e45
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c40ec66fe5d9c4f3c9dad0cc481ac7677a15085743e4867eeea72fdaefc09c3
[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" "6c40ec66fe5d9c4f3c9dad0cc481ac7677a15085743e4867eeea72fdaefc09c3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking separator v0.3.1
[INFO] [stderr]     Checking argparse v0.2.2
[INFO] [stderr]     Checking semver v0.8.0
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking textnonce v0.6.5
[INFO] [stderr]     Checking scan_fmt v0.1.3
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking crypto-mac v0.6.2
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking hmac v0.6.3
[INFO] [stderr]     Checking md-5 v0.7.0
[INFO] [stderr]     Checking sha-1 v0.7.0
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]     Checking bson v0.13.0
[INFO] [stderr]     Checking bson v0.10.0
[INFO] [stderr]     Checking mongodb v0.3.12
[INFO] [stderr]  Documenting mongoloid v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.71s
[INFO] running `Command { std: "docker" "inspect" "6c40ec66fe5d9c4f3c9dad0cc481ac7677a15085743e4867eeea72fdaefc09c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c40ec66fe5d9c4f3c9dad0cc481ac7677a15085743e4867eeea72fdaefc09c3", kill_on_drop: false }`
[INFO] [stdout] 6c40ec66fe5d9c4f3c9dad0cc481ac7677a15085743e4867eeea72fdaefc09c3