[INFO] fetching crate rz80 0.1.1...
[INFO] documenting rz80-0.1.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate rz80 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rz80 0.1.1 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 rz80 0.1.1
[INFO] finished tweaking crates.io crate rz80 0.1.1
[INFO] tweaked toml for crates.io crate rz80 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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 kernel32-sys v0.1.4
[INFO] [stderr]   Downloaded x11-dl v2.2.1
[INFO] [stderr]   Downloaded minifb v0.8.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] c8ae4e5d636a393cd19039624ccf37d0ce9342b21b3922a39138cca42c57e663
[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" "c8ae4e5d636a393cd19039624ccf37d0ce9342b21b3922a39138cca42c57e663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8ae4e5d636a393cd19039624ccf37d0ce9342b21b3922a39138cca42c57e663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8ae4e5d636a393cd19039624ccf37d0ce9342b21b3922a39138cca42c57e663", kill_on_drop: false }`
[INFO] [stdout] c8ae4e5d636a393cd19039624ccf37d0ce9342b21b3922a39138cca42c57e663
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] ed0d6d62a524584890b9d7a66f05b2c8c87be78398a9cf8bf0d90c8988672f8e
[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" "ed0d6d62a524584890b9d7a66f05b2c8c87be78398a9cf8bf0d90c8988672f8e", kill_on_drop: false }`
[INFO] [stderr]  Documenting rz80 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/memory.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | const PAGE_SIZE: usize = (1 << PAGE_SHIFT);
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/memory.rs:140:32
[INFO] [stdout]     |
[INFO] [stdout] 140 |         mem.map(0, 0, 0, true, (1 << 16));
[INFO] [stdout]     |                                ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/pio.rs:25:36
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub const INTCTRL_ENABLE_INT: u8 = (1 << 7);
[INFO] [stdout]    |                                    ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/pio.rs:26:38
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub const INTCTRL_MASK_FOLLOWS: u8 = (1 << 4);
[INFO] [stdout]    |                                      ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "ed0d6d62a524584890b9d7a66f05b2c8c87be78398a9cf8bf0d90c8988672f8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed0d6d62a524584890b9d7a66f05b2c8c87be78398a9cf8bf0d90c8988672f8e", kill_on_drop: false }`
[INFO] [stdout] ed0d6d62a524584890b9d7a66f05b2c8c87be78398a9cf8bf0d90c8988672f8e