[INFO] fetching crate mongodb_cwal 0.6.7...
[INFO] documenting mongodb_cwal-0.6.7 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate mongodb_cwal 0.6.7 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mongodb_cwal 0.6.7 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 mongodb_cwal 0.6.7
[INFO] finished tweaking crates.io crate mongodb_cwal 0.6.7
[INFO] tweaked toml for crates.io crate mongodb_cwal 0.6.7 written to /workspace/builds/worker-3/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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] f29389448d75565b47c31280bade4f0857a44076b7c1ae4709d42f5e3b1d8a58
[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" "f29389448d75565b47c31280bade4f0857a44076b7c1ae4709d42f5e3b1d8a58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f29389448d75565b47c31280bade4f0857a44076b7c1ae4709d42f5e3b1d8a58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f29389448d75565b47c31280bade4f0857a44076b7c1ae4709d42f5e3b1d8a58", kill_on_drop: false }`
[INFO] [stdout] f29389448d75565b47c31280bade4f0857a44076b7c1ae4709d42f5e3b1d8a58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 46e6f3df95919e91eef7f2b8a1bed5f92b20362872bc2dfd2fddb813e212f90a
[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" "46e6f3df95919e91eef7f2b8a1bed5f92b20362872bc2dfd2fddb813e212f90a", kill_on_drop: false }`
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking separator v0.3.1
[INFO] [stderr]     Checking semver v0.8.0
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]     Checking crypto-mac v0.6.2
[INFO] [stderr]    Compiling enum-as-inner v0.2.1
[INFO] [stderr]     Checking md-5 v0.7.0
[INFO] [stderr]     Checking sha-1 v0.7.0
[INFO] [stderr]     Checking scan_fmt v0.1.3
[INFO] [stderr]     Checking textnonce v0.6.5
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking hmac v0.6.3
[INFO] [stderr]     Checking bson v0.14.1
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]     Checking r2d2 v0.8.9
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking trust-dns-proto v0.8.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking trust-dns-resolver v0.12.0
[INFO] [stderr]  Documenting mongodb_cwal v0.6.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.91s
[INFO] running `Command { std: "docker" "inspect" "46e6f3df95919e91eef7f2b8a1bed5f92b20362872bc2dfd2fddb813e212f90a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46e6f3df95919e91eef7f2b8a1bed5f92b20362872bc2dfd2fddb813e212f90a", kill_on_drop: false }`
[INFO] [stdout] 46e6f3df95919e91eef7f2b8a1bed5f92b20362872bc2dfd2fddb813e212f90a