[INFO] fetching crate progress_string 0.1.1...
[INFO] documenting progress_string-0.1.1 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate progress_string 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate progress_string 0.1.1 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 progress_string 0.1.1
[INFO] finished tweaking crates.io crate progress_string 0.1.1
[INFO] tweaked toml for crates.io crate progress_string 0.1.1 written to /workspace/builds/worker-8/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-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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4acb4c3e7f5368ff9fb9f953c6a716c56742906e21fbbb39dbc6677d23608404
[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" "4acb4c3e7f5368ff9fb9f953c6a716c56742906e21fbbb39dbc6677d23608404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4acb4c3e7f5368ff9fb9f953c6a716c56742906e21fbbb39dbc6677d23608404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4acb4c3e7f5368ff9fb9f953c6a716c56742906e21fbbb39dbc6677d23608404", kill_on_drop: false }`
[INFO] [stdout] 4acb4c3e7f5368ff9fb9f953c6a716c56742906e21fbbb39dbc6677d23608404
[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" "+beta-2020-10-09" "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] 2d5c5cd50620049dba669e5506b09d6ad74862866bd6564c7feec674f1de3103
[INFO] running `Command { std: "docker" "start" "-a" "2d5c5cd50620049dba669e5506b09d6ad74862866bd6564c7feec674f1de3103", kill_on_drop: false }`
[INFO] [stderr]  Documenting progress_string v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         (self.current_partial as f32 / self.total as f32)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/lib.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 6  |   //! ```
[INFO] [stdout]    |  _____^
[INFO] [stdout] 7  | | //! extern crate termion;
[INFO] [stdout] 8  | | //! extern crate progress_string
[INFO] [stdout] 9  | | //! 
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | | //! }
[INFO] [stdout] 23 | | //! ```
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: error from rustc: mismatched closing delimiter: `}`
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]    |
[INFO] [stdout] 6  | //! ```text
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "2d5c5cd50620049dba669e5506b09d6ad74862866bd6564c7feec674f1de3103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d5c5cd50620049dba669e5506b09d6ad74862866bd6564c7feec674f1de3103", kill_on_drop: false }`
[INFO] [stdout] 2d5c5cd50620049dba669e5506b09d6ad74862866bd6564c7feec674f1de3103
