[INFO] fetching crate range-split 0.2.0...
[INFO] documenting range-split-0.2.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate range-split 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate range-split 0.2.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate range-split 0.2.0
[INFO] finished tweaking crates.io crate range-split 0.2.0
[INFO] tweaked toml for crates.io crate range-split 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d071f99ac30054d76b8b9dc67475efb1c0600aab37488e3afb1cbfbc56595d28
[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" "d071f99ac30054d76b8b9dc67475efb1c0600aab37488e3afb1cbfbc56595d28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d071f99ac30054d76b8b9dc67475efb1c0600aab37488e3afb1cbfbc56595d28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d071f99ac30054d76b8b9dc67475efb1c0600aab37488e3afb1cbfbc56595d28", kill_on_drop: false }`
[INFO] [stdout] d071f99ac30054d76b8b9dc67475efb1c0600aab37488e3afb1cbfbc56595d28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad4b536f56b89a71df6b51ab2b64652cb3a2040058621760d1964542ef9d051d
[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" "ad4b536f56b89a71df6b51ab2b64652cb3a2040058621760d1964542ef9d051d", kill_on_drop: false }`
[INFO] [stderr]  Documenting range-split v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: attribute should be applied to a function
[INFO] [stdout]    --> src/str.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |         #[cold]
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 113 |         Err(OutOfBuffer)
[INFO] [stdout]     |         ---------------- not a function
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "ad4b536f56b89a71df6b51ab2b64652cb3a2040058621760d1964542ef9d051d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad4b536f56b89a71df6b51ab2b64652cb3a2040058621760d1964542ef9d051d", kill_on_drop: false }`
[INFO] [stdout] ad4b536f56b89a71df6b51ab2b64652cb3a2040058621760d1964542ef9d051d
