[INFO] fetching crate ufire_ec 2.0.0... [INFO] checking ufire_ec-2.0.0 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502 [INFO] extracting crate ufire_ec 2.0.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate ufire_ec 2.0.0 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", 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-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", 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] d808c89ec19045101fa7e8cd1446e8fa5404b0ed9b9224f706b826fe6856d7aa [INFO] running `Command { std: "docker" "start" "-a" "d808c89ec19045101fa7e8cd1446e8fa5404b0ed9b9224f706b826fe6856d7aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d808c89ec19045101fa7e8cd1446e8fa5404b0ed9b9224f706b826fe6856d7aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d808c89ec19045101fa7e8cd1446e8fa5404b0ed9b9224f706b826fe6856d7aa", kill_on_drop: false }` [INFO] [stdout] d808c89ec19045101fa7e8cd1446e8fa5404b0ed9b9224f706b826fe6856d7aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--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] 1da703b53452b19f8b5c42ced64698fed6a104e277aab5a3d478453464e2f1d3 [INFO] running `Command { std: "docker" "start" "-a" "1da703b53452b19f8b5c42ced64698fed6a104e277aab5a3d478453464e2f1d3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling gimli v0.22.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling object v0.20.0 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling pulldown-cmark v0.2.0 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling bytecount v0.4.0 [INFO] [stderr] Compiling nix v0.10.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling miniz_oxide v0.4.1 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling addr2line v0.13.0 [INFO] [stderr] Compiling backtrace v0.3.50 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling cargo_metadata v0.6.4 [INFO] [stderr] Compiling skeptic v0.13.4 [INFO] [stderr] Compiling i2cdev v0.3.2 [INFO] [stderr] Checking 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] | ^^^^^ 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 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] | ^^^^^ help: remove these parentheses [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] | ^^^^^ help: remove these parentheses [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] | ^^^^^ help: remove these parentheses [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] | ^^^^ help: remove these parentheses [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] | ^^^^^ help: remove these parentheses [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] | ^^^^^ help: remove these parentheses [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] | ^^^^^ help: remove these parentheses [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] | ^^^^^ help: remove these parentheses [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] | ^^^^ help: remove these parentheses [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] | ^^^^ help: remove these parentheses [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] | ^^^^ help: remove these parentheses [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] | ^^^^^ help: remove these parentheses [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] | ^^^^^ 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 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] | ^^^^^ help: remove these parentheses [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] | ^^^^^ help: remove these parentheses [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] | ^^^^^ help: remove these parentheses [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] | ^^^^ help: remove these parentheses [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] | ^^^^^ help: remove these parentheses [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] | ^^^^^ help: remove these parentheses [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] | ^^^^^ help: remove these parentheses [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] | ^^^^^ help: remove these parentheses [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] | ^^^^ help: remove these parentheses [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] | ^^^^ help: remove these parentheses [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] | ^^^^ help: remove these parentheses [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] | ^^^^^ help: remove these parentheses [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 1m 00s [INFO] running `Command { std: "docker" "inspect" "1da703b53452b19f8b5c42ced64698fed6a104e277aab5a3d478453464e2f1d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1da703b53452b19f8b5c42ced64698fed6a104e277aab5a3d478453464e2f1d3", kill_on_drop: false }` [INFO] [stdout] 1da703b53452b19f8b5c42ced64698fed6a104e277aab5a3d478453464e2f1d3