[INFO] fetching crate repeated-lines-remover 1.4.0...
[INFO] documenting repeated-lines-remover-1.4.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate repeated-lines-remover 1.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate repeated-lines-remover 1.4.0 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 repeated-lines-remover 1.4.0
[INFO] finished tweaking crates.io crate repeated-lines-remover 1.4.0
[INFO] tweaked toml for crates.io crate repeated-lines-remover 1.4.0 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 8ebea20fce9719a3e93b92b7cdf54c66317b4015a52dfa52d0c5ff4cea9d9bff
[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" "8ebea20fce9719a3e93b92b7cdf54c66317b4015a52dfa52d0c5ff4cea9d9bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ebea20fce9719a3e93b92b7cdf54c66317b4015a52dfa52d0c5ff4cea9d9bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ebea20fce9719a3e93b92b7cdf54c66317b4015a52dfa52d0c5ff4cea9d9bff", kill_on_drop: false }`
[INFO] [stdout] 8ebea20fce9719a3e93b92b7cdf54c66317b4015a52dfa52d0c5ff4cea9d9bff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 72065c91fe69d6dc8f3bc0a567d2b54ffc05fddde95e76672a45c81095aa80f6
[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" "72065c91fe69d6dc8f3bc0a567d2b54ffc05fddde95e76672a45c81095aa80f6", kill_on_drop: false }`
[INFO] [stderr]  Documenting repeated-lines-remover v1.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:65:92
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let file_content = cloned_lines.iter().map(|x| format!("{}\n", x)).collect::<Vec<_>>();;
[INFO] [stdout]    |                                                                                            ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "72065c91fe69d6dc8f3bc0a567d2b54ffc05fddde95e76672a45c81095aa80f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72065c91fe69d6dc8f3bc0a567d2b54ffc05fddde95e76672a45c81095aa80f6", kill_on_drop: false }`
[INFO] [stdout] 72065c91fe69d6dc8f3bc0a567d2b54ffc05fddde95e76672a45c81095aa80f6
