[INFO] fetching crate shellac-server 0.3.1...
[INFO] documenting shellac-server-0.3.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate shellac-server 0.3.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate shellac-server 0.3.1 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 shellac-server 0.3.1
[INFO] finished tweaking crates.io crate shellac-server 0.3.1
[INFO] tweaked toml for crates.io crate shellac-server 0.3.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate shellac-server 0.3.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 169052c50af5f1509997ea407fb572798a876d33e17eb4357472adc72084db35
[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" "169052c50af5f1509997ea407fb572798a876d33e17eb4357472adc72084db35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "169052c50af5f1509997ea407fb572798a876d33e17eb4357472adc72084db35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "169052c50af5f1509997ea407fb572798a876d33e17eb4357472adc72084db35", kill_on_drop: false }`
[INFO] [stdout] 169052c50af5f1509997ea407fb572798a876d33e17eb4357472adc72084db35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] b9f1ffd434355fc82b8064ce97d7552fea855f7942bfa1cb1a28458eaff5875a
[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" "b9f1ffd434355fc82b8064ce97d7552fea855f7942bfa1cb1a28458eaff5875a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling capnp v0.10.3
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking lru v0.1.17
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]    Compiling capnpc v0.10.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling shellac-codec v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]     Checking serde v1.0.99
[INFO] [stderr]     Checking serde_yaml v0.8.9
[INFO] [stderr]  Documenting shellac-server v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.66s
[INFO] running `Command { std: "docker" "inspect" "b9f1ffd434355fc82b8064ce97d7552fea855f7942bfa1cb1a28458eaff5875a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9f1ffd434355fc82b8064ce97d7552fea855f7942bfa1cb1a28458eaff5875a", kill_on_drop: false }`
[INFO] [stdout] b9f1ffd434355fc82b8064ce97d7552fea855f7942bfa1cb1a28458eaff5875a