[INFO] fetching crate varlink-cli 4.5.1...
[INFO] documenting varlink-cli-4.5.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate varlink-cli 4.5.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate varlink-cli 4.5.1 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 varlink-cli 4.5.1
[INFO] finished tweaking crates.io crate varlink-cli 4.5.1
[INFO] tweaked toml for crates.io crate varlink-cli 4.5.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate varlink-cli 4.5.1 already has a lockfile, it will not be regenerated
[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-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" "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] ae7c2051f8a6d4c17b2676bece82292b79fda85d45495b386faf1ba2c37f215a
[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" "ae7c2051f8a6d4c17b2676bece82292b79fda85d45495b386faf1ba2c37f215a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae7c2051f8a6d4c17b2676bece82292b79fda85d45495b386faf1ba2c37f215a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae7c2051f8a6d4c17b2676bece82292b79fda85d45495b386faf1ba2c37f215a", kill_on_drop: false }`
[INFO] [stdout] ae7c2051f8a6d4c17b2676bece82292b79fda85d45495b386faf1ba2c37f215a
[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" "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] a416b2533e3631a1cc936fb3ed2fb644445b864f65608f92f512fef7b0562042
[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" "a416b2533e3631a1cc936fb3ed2fb644445b864f65608f92f512fef7b0562042", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling peg-runtime v0.6.2
[INFO] [stderr]    Compiling varlink_parser v4.0.4
[INFO] [stderr]    Compiling chainerror v0.4.3
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling peg-macros v0.6.2
[INFO] [stderr]    Compiling peg v0.6.2
[INFO] [stderr]    Compiling varlink_generator v9.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling varlink_stdinterfaces v11.0.1
[INFO] [stderr]     Checking serde v1.0.111
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking varlink v11.0.0
[INFO] [stderr]     Checking colored_json v2.1.0
[INFO] [stderr]  Documenting varlink-cli v4.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.72s
[INFO] running `Command { std: "docker" "inspect" "a416b2533e3631a1cc936fb3ed2fb644445b864f65608f92f512fef7b0562042", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a416b2533e3631a1cc936fb3ed2fb644445b864f65608f92f512fef7b0562042", kill_on_drop: false }`
[INFO] [stdout] a416b2533e3631a1cc936fb3ed2fb644445b864f65608f92f512fef7b0562042