[INFO] fetching crate cli-clipboard 0.2.0...
[INFO] documenting cli-clipboard-0.2.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate cli-clipboard 0.2.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate cli-clipboard 0.2.0 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 cli-clipboard 0.2.0
[INFO] finished tweaking crates.io crate cli-clipboard 0.2.0
[INFO] tweaked toml for crates.io crate cli-clipboard 0.2.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate cli-clipboard 0.2.0 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 96bf05a3a9ab8ccfecd2647ccfeaa05098b201bcfd81e8a836613a2e04a65152
[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" "96bf05a3a9ab8ccfecd2647ccfeaa05098b201bcfd81e8a836613a2e04a65152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96bf05a3a9ab8ccfecd2647ccfeaa05098b201bcfd81e8a836613a2e04a65152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96bf05a3a9ab8ccfecd2647ccfeaa05098b201bcfd81e8a836613a2e04a65152", kill_on_drop: false }`
[INFO] [stdout] 96bf05a3a9ab8ccfecd2647ccfeaa05098b201bcfd81e8a836613a2e04a65152
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0305da4874f854a009775bc02b8672fae2544a21b3709dd586a128e6bde16ed5
[INFO] running `Command { std: "docker" "start" "-a" "0305da4874f854a009775bc02b8672fae2544a21b3709dd586a128e6bde16ed5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tree_magic v0.2.3
[INFO] [stderr]     Checking stderrlog v0.4.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking x11-clipboard v0.5.1
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]     Checking wl-clipboard-rs v0.4.0
[INFO] [stderr]  Documenting cli-clipboard v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "0305da4874f854a009775bc02b8672fae2544a21b3709dd586a128e6bde16ed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0305da4874f854a009775bc02b8672fae2544a21b3709dd586a128e6bde16ed5", kill_on_drop: false }`
[INFO] [stdout] 0305da4874f854a009775bc02b8672fae2544a21b3709dd586a128e6bde16ed5