[INFO] fetching crate ufire_ec 2.0.0... [INFO] documenting ufire_ec-2.0.0 against beta-2022-05-20 for beta-1.62-rustdoc-1 [INFO] extracting crate ufire_ec 2.0.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate ufire_ec 2.0.0 on toolchain beta-2022-05-20 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ufire_ec 2.0.0 [INFO] finished tweaking crates.io crate ufire_ec 2.0.0 [INFO] tweaked toml for crates.io crate ufire_ec 2.0.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c161908f41d91b20274cabe9cf850c3e9d76ec51bef39de30c0acbe21578a632 [INFO] running `Command { std: "docker" "start" "-a" "c161908f41d91b20274cabe9cf850c3e9d76ec51bef39de30c0acbe21578a632", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c161908f41d91b20274cabe9cf850c3e9d76ec51bef39de30c0acbe21578a632", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c161908f41d91b20274cabe9cf850c3e9d76ec51bef39de30c0acbe21578a632", kill_on_drop: false }` [INFO] [stdout] c161908f41d91b20274cabe9cf850c3e9d76ec51bef39de30c0acbe21578a632 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 748e65074388c0ba526146d8895d549bf4bd90e031eda9e8cac7ba207cd86210 [INFO] running `Command { std: "docker" "start" "-a" "748e65074388c0ba526146d8895d549bf4bd90e031eda9e8cac7ba207cd86210", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling camino v1.0.9 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling semver v1.0.9 [INFO] [stderr] Compiling pulldown-cmark v0.9.1 [INFO] [stderr] Compiling itoa v1.0.2 [INFO] [stderr] Compiling ryu v1.0.10 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling fastrand v1.7.0 [INFO] [stderr] Compiling bytecount v0.6.2 [INFO] [stderr] Compiling nix v0.10.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling tempfile v3.3.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling cargo-platform v0.1.2 [INFO] [stderr] Compiling cargo_metadata v0.14.2 [INFO] [stderr] Compiling skeptic v0.13.7 [INFO] [stderr] Compiling i2cdev v0.3.2 [INFO] [stderr] Checking ufire_ec v2.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Documenting ufire_ec v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:71:46 [INFO] [stdout] | [INFO] [stdout] 71 | pub fn measure_temp(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 71 - pub fn measure_temp(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 71 + pub fn measure_temp(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:128:60 [INFO] [stdout] | [INFO] [stdout] 128 | pub fn measure_ec(&mut self, new_temp: bool) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 128 - pub fn measure_ec(&mut self, new_temp: bool) -> Result<(f32), Box> { [INFO] [stdout] 128 + pub fn measure_ec(&mut self, new_temp: bool) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:146:45 [INFO] [stdout] | [INFO] [stdout] 146 | pub fn measure_raw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 146 - pub fn measure_raw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 146 + pub fn measure_raw(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:160:44 [INFO] [stdout] | [INFO] [stdout] 160 | pub fn measure_sw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 160 - pub fn measure_sw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 160 + pub fn measure_sw(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:188:51 [INFO] [stdout] | [INFO] [stdout] 188 | pub fn get_temp_constant(&mut self) -> Result<(u8), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 188 - pub fn get_temp_constant(&mut self) -> Result<(u8), Box> { [INFO] [stdout] 188 + pub fn get_temp_constant(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:201:52 [INFO] [stdout] | [INFO] [stdout] 201 | pub fn get_calibration_ec(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 201 - pub fn get_calibration_ec(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 201 + pub fn get_calibration_ec(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:213:52 [INFO] [stdout] | [INFO] [stdout] 213 | pub fn get_calibration_sw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 213 - pub fn get_calibration_sw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 213 + pub fn get_calibration_sw(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:225:59 [INFO] [stdout] | [INFO] [stdout] 225 | pub fn read_eeprom(&mut self, address: f32) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 225 - pub fn read_eeprom(&mut self, address: f32) -> Result<(f32), Box> { [INFO] [stdout] 225 + pub fn read_eeprom(&mut self, address: f32) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:71:46 [INFO] [stdout] | [INFO] [stdout] 71 | pub fn measure_temp(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 71 - pub fn measure_temp(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 71 + pub fn measure_temp(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:239:72 [INFO] [stdout] | [INFO] [stdout] 239 | pub fn write_eeprom(&mut self, address: f32, value: f32) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 239 - pub fn write_eeprom(&mut self, address: f32, value: f32) -> Result<(f32), Box> { [INFO] [stdout] 239 + pub fn write_eeprom(&mut self, address: f32, value: f32) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:128:60 [INFO] [stdout] | [INFO] [stdout] 128 | pub fn measure_ec(&mut self, new_temp: bool) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 128 - pub fn measure_ec(&mut self, new_temp: bool) -> Result<(f32), Box> { [INFO] [stdout] 128 + pub fn measure_ec(&mut self, new_temp: bool) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:146:45 [INFO] [stdout] | [INFO] [stdout] 146 | pub fn measure_raw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 146 - pub fn measure_raw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 146 + pub fn measure_raw(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:160:44 [INFO] [stdout] | [INFO] [stdout] 160 | pub fn measure_sw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 160 - pub fn measure_sw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 160 + pub fn measure_sw(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:188:51 [INFO] [stdout] | [INFO] [stdout] 188 | pub fn get_temp_constant(&mut self) -> Result<(u8), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 188 - pub fn get_temp_constant(&mut self) -> Result<(u8), Box> { [INFO] [stdout] 188 + pub fn get_temp_constant(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:201:52 [INFO] [stdout] | [INFO] [stdout] 201 | pub fn get_calibration_ec(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 201 - pub fn get_calibration_ec(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 201 + pub fn get_calibration_ec(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:213:52 [INFO] [stdout] | [INFO] [stdout] 213 | pub fn get_calibration_sw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 213 - pub fn get_calibration_sw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 213 + pub fn get_calibration_sw(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:225:59 [INFO] [stdout] | [INFO] [stdout] 225 | pub fn read_eeprom(&mut self, address: f32) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 225 - pub fn read_eeprom(&mut self, address: f32) -> Result<(f32), Box> { [INFO] [stdout] 225 + pub fn read_eeprom(&mut self, address: f32) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:239:72 [INFO] [stdout] | [INFO] [stdout] 239 | pub fn write_eeprom(&mut self, address: f32, value: f32) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 239 - pub fn write_eeprom(&mut self, address: f32, value: f32) -> Result<(f32), Box> { [INFO] [stdout] 239 + pub fn write_eeprom(&mut self, address: f32, value: f32) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:275:45 [INFO] [stdout] | [INFO] [stdout] 275 | pub fn get_version(&mut self) -> Result<(u8), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 275 - pub fn get_version(&mut self) -> Result<(u8), Box> { [INFO] [stdout] 275 + pub fn get_version(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:287:46 [INFO] [stdout] | [INFO] [stdout] 287 | pub fn get_firmware(&mut self) -> Result<(u8), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 287 - pub fn get_firmware(&mut self) -> Result<(u8), Box> { [INFO] [stdout] 287 + pub fn get_firmware(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:275:45 [INFO] [stdout] | [INFO] [stdout] 275 | pub fn get_version(&mut self) -> Result<(u8), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 275 - pub fn get_version(&mut self) -> Result<(u8), Box> { [INFO] [stdout] 275 + pub fn get_version(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:318:64 [INFO] [stdout] | [INFO] [stdout] 318 | pub fn using_temperature_compensation(&mut self) -> Result<(u8), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 318 - pub fn using_temperature_compensation(&mut self) -> Result<(u8), Box> { [INFO] [stdout] 318 + pub fn using_temperature_compensation(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:287:46 [INFO] [stdout] | [INFO] [stdout] 287 | pub fn get_firmware(&mut self) -> Result<(u8), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 287 - pub fn get_firmware(&mut self) -> Result<(u8), Box> { [INFO] [stdout] 287 + pub fn get_firmware(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:354:62 [INFO] [stdout] | [INFO] [stdout] 354 | pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 354 - pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stdout] 354 + pub fn _read_register(&mut self, register: u8) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:318:64 [INFO] [stdout] | [INFO] [stdout] 318 | pub fn using_temperature_compensation(&mut self) -> Result<(u8), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 318 - pub fn using_temperature_compensation(&mut self) -> Result<(u8), Box> { [INFO] [stdout] 318 + pub fn using_temperature_compensation(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:354:62 [INFO] [stdout] | [INFO] [stdout] 354 | pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 354 - pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stdout] 354 + pub fn _read_register(&mut self, register: u8) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.97s [INFO] running `Command { std: "docker" "inspect" "748e65074388c0ba526146d8895d549bf4bd90e031eda9e8cac7ba207cd86210", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "748e65074388c0ba526146d8895d549bf4bd90e031eda9e8cac7ba207cd86210", kill_on_drop: false }` [INFO] [stdout] 748e65074388c0ba526146d8895d549bf4bd90e031eda9e8cac7ba207cd86210 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }` [INFO] [stdout] 366099e0b91993e40f81c3ffbdc9f492b4454b23e0f3bae0cf321d5049627a42 [INFO] running `Command { std: "docker" "start" "-a" "366099e0b91993e40f81c3ffbdc9f492b4454b23e0f3bae0cf321d5049627a42", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling camino v1.0.9 [INFO] [stderr] Compiling semver v1.0.9 [INFO] [stderr] Compiling pulldown-cmark v0.9.1 [INFO] [stderr] Compiling ryu v1.0.10 [INFO] [stderr] Compiling itoa v1.0.2 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling fastrand v1.7.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling bytecount v0.6.2 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling nix v0.10.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling tempfile v3.3.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling cargo-platform v0.1.2 [INFO] [stderr] Compiling cargo_metadata v0.14.2 [INFO] [stderr] Compiling skeptic v0.13.7 [INFO] [stderr] Compiling i2cdev v0.3.2 [INFO] [stderr] Documenting ufire_ec v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:71:46 [INFO] [stdout] | [INFO] [stdout] 71 | pub fn measure_temp(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 71 - pub fn measure_temp(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 71 + pub fn measure_temp(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:128:60 [INFO] [stdout] | [INFO] [stdout] 128 | pub fn measure_ec(&mut self, new_temp: bool) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 128 - pub fn measure_ec(&mut self, new_temp: bool) -> Result<(f32), Box> { [INFO] [stdout] 128 + pub fn measure_ec(&mut self, new_temp: bool) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:146:45 [INFO] [stdout] | [INFO] [stdout] 146 | pub fn measure_raw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 146 - pub fn measure_raw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 146 + pub fn measure_raw(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:160:44 [INFO] [stdout] | [INFO] [stdout] 160 | pub fn measure_sw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 160 - pub fn measure_sw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 160 + pub fn measure_sw(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:188:51 [INFO] [stdout] | [INFO] [stdout] 188 | pub fn get_temp_constant(&mut self) -> Result<(u8), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 188 - pub fn get_temp_constant(&mut self) -> Result<(u8), Box> { [INFO] [stdout] 188 + pub fn get_temp_constant(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:201:52 [INFO] [stdout] | [INFO] [stdout] 201 | pub fn get_calibration_ec(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 201 - pub fn get_calibration_ec(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 201 + pub fn get_calibration_ec(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:213:52 [INFO] [stdout] | [INFO] [stdout] 213 | pub fn get_calibration_sw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 213 - pub fn get_calibration_sw(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 213 + pub fn get_calibration_sw(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:225:59 [INFO] [stdout] | [INFO] [stdout] 225 | pub fn read_eeprom(&mut self, address: f32) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 225 - pub fn read_eeprom(&mut self, address: f32) -> Result<(f32), Box> { [INFO] [stdout] 225 + pub fn read_eeprom(&mut self, address: f32) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:239:72 [INFO] [stdout] | [INFO] [stdout] 239 | pub fn write_eeprom(&mut self, address: f32, value: f32) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 239 - pub fn write_eeprom(&mut self, address: f32, value: f32) -> Result<(f32), Box> { [INFO] [stdout] 239 + pub fn write_eeprom(&mut self, address: f32, value: f32) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:275:45 [INFO] [stdout] | [INFO] [stdout] 275 | pub fn get_version(&mut self) -> Result<(u8), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 275 - pub fn get_version(&mut self) -> Result<(u8), Box> { [INFO] [stdout] 275 + pub fn get_version(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:287:46 [INFO] [stdout] | [INFO] [stdout] 287 | pub fn get_firmware(&mut self) -> Result<(u8), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 287 - pub fn get_firmware(&mut self) -> Result<(u8), Box> { [INFO] [stdout] 287 + pub fn get_firmware(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:318:64 [INFO] [stdout] | [INFO] [stdout] 318 | pub fn using_temperature_compensation(&mut self) -> Result<(u8), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 318 - pub fn using_temperature_compensation(&mut self) -> Result<(u8), Box> { [INFO] [stdout] 318 + pub fn using_temperature_compensation(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:354:62 [INFO] [stdout] | [INFO] [stdout] 354 | pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 354 - pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stdout] 354 + pub fn _read_register(&mut self, register: u8) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.21s [INFO] running `Command { std: "docker" "inspect" "366099e0b91993e40f81c3ffbdc9f492b4454b23e0f3bae0cf321d5049627a42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "366099e0b91993e40f81c3ffbdc9f492b4454b23e0f3bae0cf321d5049627a42", kill_on_drop: false }` [INFO] [stdout] 366099e0b91993e40f81c3ffbdc9f492b4454b23e0f3bae0cf321d5049627a42