[INFO] fetching crate tokio-i3ipc 0.10.0...
[INFO] documenting tokio-i3ipc-0.10.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate tokio-i3ipc 0.10.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate tokio-i3ipc 0.10.0 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 tokio-i3ipc 0.10.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tokio-i3ipc 0.10.0
[INFO] tweaked toml for crates.io crate tokio-i3ipc 0.10.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate tokio-i3ipc 0.10.0 already has a lockfile, it will not be regenerated
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded i3ipc-types v0.10.0
[INFO] [stderr]   Downloaded pulldown-cmark v0.7.0
[INFO] [stderr]   Downloaded tokio v0.2.19
[INFO] [stderr]   Downloaded version-sync v0.9.0
[INFO] [stderr]   Downloaded serde_repr v0.1.5
[INFO] [stderr]   Downloaded serde_json v1.0.51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f3920d3c107384cea9c27ed0e8d6bd9e288a769868d8160f689a2f86c0ac4c77
[INFO] running `Command { std: "docker" "start" "-a" "f3920d3c107384cea9c27ed0e8d6bd9e288a769868d8160f689a2f86c0ac4c77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3920d3c107384cea9c27ed0e8d6bd9e288a769868d8160f689a2f86c0ac4c77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3920d3c107384cea9c27ed0e8d6bd9e288a769868d8160f689a2f86c0ac4c77", kill_on_drop: false }`
[INFO] [stdout] f3920d3c107384cea9c27ed0e8d6bd9e288a769868d8160f689a2f86c0ac4c77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 9d7e40381d5a0e3edb196211aa28ff8b7dbf24c3da907fcf477f8a806837a71a
[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" "9d7e40381d5a0e3edb196211aa28ff8b7dbf24c3da907fcf477f8a806837a71a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling serde_repr v0.1.5
[INFO] [stderr]     Checking tokio v0.2.19
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking i3ipc-types v0.10.0
[INFO] [stderr]  Documenting tokio-i3ipc v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.98s
[INFO] running `Command { std: "docker" "inspect" "9d7e40381d5a0e3edb196211aa28ff8b7dbf24c3da907fcf477f8a806837a71a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d7e40381d5a0e3edb196211aa28ff8b7dbf24c3da907fcf477f8a806837a71a", kill_on_drop: false }`
[INFO] [stdout] 9d7e40381d5a0e3edb196211aa28ff8b7dbf24c3da907fcf477f8a806837a71a