[INFO] fetching crate ufire_ise 2.0.0... [INFO] checking ufire_ise-2.0.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate ufire_ise 2.0.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate ufire_ise 2.0.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate ufire_ise 2.0.0 [INFO] finished tweaking crates.io crate ufire_ise 2.0.0 [INFO] tweaked toml for crates.io crate ufire_ise 2.0.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] a83e0c9177dc3c2d313a6174f113d2aa4c998d6b390882f96cfcba7bce23d150 [INFO] running `Command { std: "docker" "start" "-a" "a83e0c9177dc3c2d313a6174f113d2aa4c998d6b390882f96cfcba7bce23d150", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a83e0c9177dc3c2d313a6174f113d2aa4c998d6b390882f96cfcba7bce23d150", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a83e0c9177dc3c2d313a6174f113d2aa4c998d6b390882f96cfcba7bce23d150", kill_on_drop: false }` [INFO] [stdout] a83e0c9177dc3c2d313a6174f113d2aa4c998d6b390882f96cfcba7bce23d150 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] cc47dfdaa9aac8a183fe19594761de208aee5a6e68cf2637236645f17a6c3221 [INFO] running `Command { std: "docker" "start" "-a" "cc47dfdaa9aac8a183fe19594761de208aee5a6e68cf2637236645f17a6c3221", kill_on_drop: false }` [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling pulldown-cmark v0.2.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling same-file v1.0.6 [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 v0.4.3 [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling serde v1.0.116 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Compiling walkdir v2.3.1 [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 bytes v0.4.12 [INFO] [stderr] Compiling backtrace v0.3.51 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Compiling serde_json v1.0.58 [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_ise v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:78:44 [INFO] [stdout] | [INFO] [stdout] 78 | pub fn measure_mv(&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:104:44 [INFO] [stdout] | [INFO] [stdout] 104 | pub fn measure_ph(&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:155:51 [INFO] [stdout] | [INFO] [stdout] 155 | pub fn ph_to_mv(&mut self, ph: 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:166:46 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn measure_temp(&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:264:54 [INFO] [stdout] | [INFO] [stdout] 264 | pub fn get_calibrate_offset(&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:275:62 [INFO] [stdout] | [INFO] [stdout] 275 | pub fn get_calibrate_high_reference(&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:287:60 [INFO] [stdout] | [INFO] [stdout] 287 | pub fn get_calibrate_high_reading(&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:299:61 [INFO] [stdout] | [INFO] [stdout] 299 | pub fn get_calibrate_low_reference(&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:311:59 [INFO] [stdout] | [INFO] [stdout] 311 | pub fn get_calibrate_low_reading(&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:366:45 [INFO] [stdout] | [INFO] [stdout] 366 | 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:401:64 [INFO] [stdout] | [INFO] [stdout] 401 | 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:415:50 [INFO] [stdout] | [INFO] [stdout] 415 | pub fn using_dual_point(&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:444:58 [INFO] [stdout] | [INFO] [stdout] 444 | pub fn read_eeprom(&mut self, address: 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:478:53 [INFO] [stdout] | [INFO] [stdout] 478 | pub fn get_probe_potential(&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:511:62 [INFO] [stdout] | [INFO] [stdout] 511 | 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:78:44 [INFO] [stdout] | [INFO] [stdout] 78 | pub fn measure_mv(&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:104:44 [INFO] [stdout] | [INFO] [stdout] 104 | pub fn measure_ph(&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:155:51 [INFO] [stdout] | [INFO] [stdout] 155 | pub fn ph_to_mv(&mut self, ph: 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:166:46 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn measure_temp(&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:264:54 [INFO] [stdout] | [INFO] [stdout] 264 | pub fn get_calibrate_offset(&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:275:62 [INFO] [stdout] | [INFO] [stdout] 275 | pub fn get_calibrate_high_reference(&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:287:60 [INFO] [stdout] | [INFO] [stdout] 287 | pub fn get_calibrate_high_reading(&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:299:61 [INFO] [stdout] | [INFO] [stdout] 299 | pub fn get_calibrate_low_reference(&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:311:59 [INFO] [stdout] | [INFO] [stdout] 311 | pub fn get_calibrate_low_reading(&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:366:45 [INFO] [stdout] | [INFO] [stdout] 366 | 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:401:64 [INFO] [stdout] | [INFO] [stdout] 401 | 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:415:50 [INFO] [stdout] | [INFO] [stdout] 415 | pub fn using_dual_point(&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:444:58 [INFO] [stdout] | [INFO] [stdout] 444 | pub fn read_eeprom(&mut self, address: 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:478:53 [INFO] [stdout] | [INFO] [stdout] 478 | pub fn get_probe_potential(&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:511:62 [INFO] [stdout] | [INFO] [stdout] 511 | pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 56.95s [INFO] running `Command { std: "docker" "inspect" "cc47dfdaa9aac8a183fe19594761de208aee5a6e68cf2637236645f17a6c3221", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc47dfdaa9aac8a183fe19594761de208aee5a6e68cf2637236645f17a6c3221", kill_on_drop: false }` [INFO] [stdout] cc47dfdaa9aac8a183fe19594761de208aee5a6e68cf2637236645f17a6c3221