[INFO] cloning repository https://github.com/backtozero/sensors [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/backtozero/sensors" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbacktozero%2Fsensors", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbacktozero%2Fsensors'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c9921f3425698ad2a19a08e60186476d52c85103 [INFO] testing backtozero/sensors against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbacktozero%2Fsensors" "/workspace/builds/worker-74/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/backtozero/sensors on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/backtozero/sensors [INFO] finished tweaking git repo https://github.com/backtozero/sensors [INFO] tweaked toml for git repo https://github.com/backtozero/sensors written to /workspace/builds/worker-74/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating git repository `https://github.com/martindeegan/i2cdev-sensors.git` [INFO] [stderr] Updating git repository `https://github.com/backtozero/i2cdev-sensors.git` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bytecount v0.6.2 [INFO] [stderr] Downloaded i2csensors v0.1.3 [INFO] [stderr] Downloaded skeptic v0.13.7 [INFO] [stderr] Downloaded i2cdev v0.4.4 [INFO] [stderr] Downloaded error-chain v0.12.4 [INFO] [stderr] Downloaded cargo_metadata v0.14.2 [INFO] [stderr] Downloaded i2cdev v0.3.2 [INFO] [stderr] Downloaded nix v0.10.0 [INFO] [stderr] Downloaded pca9685 v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a6082233a5cc73d452587912757a4566e2786ce865be91436552329c31b016fa [INFO] running `Command { std: "docker" "start" "-a" "a6082233a5cc73d452587912757a4566e2786ce865be91436552329c31b016fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a6082233a5cc73d452587912757a4566e2786ce865be91436552329c31b016fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6082233a5cc73d452587912757a4566e2786ce865be91436552329c31b016fa", kill_on_drop: false }` [INFO] [stdout] a6082233a5cc73d452587912757a4566e2786ce865be91436552329c31b016fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 027c7d4b1877a1a1a4a40005ddf1680a0a32c0d55682bb602d775af954c00d96 [INFO] running `Command { std: "docker" "start" "-a" "027c7d4b1877a1a1a4a40005ddf1680a0a32c0d55682bb602d775af954c00d96", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling camino v1.0.7 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling semver v1.0.7 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling pulldown-cmark v0.9.1 [INFO] [stderr] Compiling itoa v1.0.1 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling fastrand v1.7.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling bytecount v0.6.2 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling nix v0.10.0 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling i2csensors v0.1.3 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling tempfile v3.3.0 [INFO] [stderr] Compiling bytes v0.4.12 [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 i2cdev v0.4.4 [INFO] [stderr] Compiling i2cdev-l3gd20 v0.1.3 (https://github.com/martindeegan/i2cdev-sensors.git?branch=master#eb5c759a) [INFO] [stderr] Compiling i2cdev-bmp280 v0.1.4 (https://github.com/martindeegan/i2cdev-sensors.git?branch=master#eb5c759a) [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] Compiling i2cdev-lsm9ds0 v0.1.3 (https://github.com/backtozero/i2cdev-sensors.git?branch=master#47928c36) [INFO] [stderr] Compiling pca9685 v0.1.0 [INFO] [stderr] Compiling bmp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `i2cdev_bmp280::*` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use i2cdev_bmp280::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `i2cdev_l3gd20::*` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use i2cdev_l3gd20::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Barometer`, `Thermometer`, `Vec3` [INFO] [stdout] --> src/main.rs:10:33 [INFO] [stdout] | [INFO] [stdout] 10 | use i2csensors::{Accelerometer, Barometer, Gyroscope, Magnetometer, Thermometer, Vec3}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `process` [INFO] [stdout] --> src/main.rs:11:11 [INFO] [stdout] | [INFO] [stdout] 11 | use std::{process, thread, time::Duration, time::Instant}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread::sleep` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use std::thread::sleep; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `LinuxI2CError` [INFO] [stdout] --> src/main.rs:15:36 [INFO] [stdout] | [INFO] [stdout] 15 | use i2cdev::linux::{LinuxI2CDevice,LinuxI2CError}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `i2cdev::core::I2CDevice` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use i2cdev::core::I2CDevice; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `z_sum` is never read [INFO] [stdout] --> src/main.rs:164:36 [INFO] [stdout] | [INFO] [stdout] 164 | let (mut x_sum, mut y_sum, mut z_sum): (f32, f32, f32) = (0.0, 0.0, 0.0); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `acc_z_calib` is assigned to, but never used [INFO] [stdout] --> src/main.rs:170:48 [INFO] [stdout] | [INFO] [stdout] 170 | let (mut acc_x_calib, mut acc_y_calib, mut acc_z_calib) = (0.0, 0.0, 0.0); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_acc_z_calib` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:174:13 [INFO] [stdout] | [INFO] [stdout] 174 | for i in 0..50 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `acc_z_calib` is never read [INFO] [stdout] --> src/main.rs:201:9 [INFO] [stdout] | [INFO] [stdout] 201 | acc_z_calib -= 1.0; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `RADIAN_DEGREES` [INFO] [stdout] --> src/main.rs:231:13 [INFO] [stdout] | [INFO] [stdout] 231 | let RADIAN_DEGREES = 180.0 / 3.14; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_RADIAN_DEGREES` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:175:17 [INFO] [stdout] | [INFO] [stdout] 175 | let mut linear_acc = lsm9ds0.acceleration_reading().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:177:17 [INFO] [stdout] | [INFO] [stdout] 177 | let mut magnetometer_output = lsm9ds0.magnetic_reading().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:233:13 [INFO] [stdout] | [INFO] [stdout] 233 | let mut magnetometer_output = lsm9ds0.magnetic_reading().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `MAX_VALUE` [INFO] [stdout] --> src/main.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | const MAX_VALUE: f32 = 2000.0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `MIN_VALUE` [INFO] [stdout] --> src/main.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | const MIN_VALUE: f32 = 100.0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `RADIAN_DEGREES` should have a snake case name [INFO] [stdout] --> src/main.rs:231:13 [INFO] [stdout] | [INFO] [stdout] 231 | let RADIAN_DEGREES = 180.0 / 3.14; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `radian_degrees` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 45s [INFO] running `Command { std: "docker" "inspect" "027c7d4b1877a1a1a4a40005ddf1680a0a32c0d55682bb602d775af954c00d96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "027c7d4b1877a1a1a4a40005ddf1680a0a32c0d55682bb602d775af954c00d96", kill_on_drop: false }` [INFO] [stdout] 027c7d4b1877a1a1a4a40005ddf1680a0a32c0d55682bb602d775af954c00d96 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cebf95d4bb5a0e3a2f12f875e370eae2f6a09faabb3efc6728aa963fdcbaa5b2 [INFO] running `Command { std: "docker" "start" "-a" "cebf95d4bb5a0e3a2f12f875e370eae2f6a09faabb3efc6728aa963fdcbaa5b2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling bmp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `i2cdev_bmp280::*` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use i2cdev_bmp280::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `i2cdev_l3gd20::*` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use i2cdev_l3gd20::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Barometer`, `Thermometer`, `Vec3` [INFO] [stdout] --> src/main.rs:10:33 [INFO] [stdout] | [INFO] [stdout] 10 | use i2csensors::{Accelerometer, Barometer, Gyroscope, Magnetometer, Thermometer, Vec3}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `process` [INFO] [stdout] --> src/main.rs:11:11 [INFO] [stdout] | [INFO] [stdout] 11 | use std::{process, thread, time::Duration, time::Instant}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread::sleep` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use std::thread::sleep; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `LinuxI2CError` [INFO] [stdout] --> src/main.rs:15:36 [INFO] [stdout] | [INFO] [stdout] 15 | use i2cdev::linux::{LinuxI2CDevice,LinuxI2CError}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `i2cdev::core::I2CDevice` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use i2cdev::core::I2CDevice; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `z_sum` is never read [INFO] [stdout] --> src/main.rs:164:36 [INFO] [stdout] | [INFO] [stdout] 164 | let (mut x_sum, mut y_sum, mut z_sum): (f32, f32, f32) = (0.0, 0.0, 0.0); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `acc_z_calib` is assigned to, but never used [INFO] [stdout] --> src/main.rs:170:48 [INFO] [stdout] | [INFO] [stdout] 170 | let (mut acc_x_calib, mut acc_y_calib, mut acc_z_calib) = (0.0, 0.0, 0.0); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_acc_z_calib` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:174:13 [INFO] [stdout] | [INFO] [stdout] 174 | for i in 0..50 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `acc_z_calib` is never read [INFO] [stdout] --> src/main.rs:201:9 [INFO] [stdout] | [INFO] [stdout] 201 | acc_z_calib -= 1.0; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `RADIAN_DEGREES` [INFO] [stdout] --> src/main.rs:231:13 [INFO] [stdout] | [INFO] [stdout] 231 | let RADIAN_DEGREES = 180.0 / 3.14; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_RADIAN_DEGREES` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:175:17 [INFO] [stdout] | [INFO] [stdout] 175 | let mut linear_acc = lsm9ds0.acceleration_reading().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:177:17 [INFO] [stdout] | [INFO] [stdout] 177 | let mut magnetometer_output = lsm9ds0.magnetic_reading().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:233:13 [INFO] [stdout] | [INFO] [stdout] 233 | let mut magnetometer_output = lsm9ds0.magnetic_reading().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `MAX_VALUE` [INFO] [stdout] --> src/main.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | const MAX_VALUE: f32 = 2000.0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `MIN_VALUE` [INFO] [stdout] --> src/main.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | const MIN_VALUE: f32 = 100.0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `RADIAN_DEGREES` should have a snake case name [INFO] [stdout] --> src/main.rs:231:13 [INFO] [stdout] | [INFO] [stdout] 231 | let RADIAN_DEGREES = 180.0 / 3.14; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `radian_degrees` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.25s [INFO] running `Command { std: "docker" "inspect" "cebf95d4bb5a0e3a2f12f875e370eae2f6a09faabb3efc6728aa963fdcbaa5b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cebf95d4bb5a0e3a2f12f875e370eae2f6a09faabb3efc6728aa963fdcbaa5b2", kill_on_drop: false }` [INFO] [stdout] cebf95d4bb5a0e3a2f12f875e370eae2f6a09faabb3efc6728aa963fdcbaa5b2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e3e19949594ccb61336bde0f23f1c2c27c94b392c1842f7707f899e7c96d0b56 [INFO] running `Command { std: "docker" "start" "-a" "e3e19949594ccb61336bde0f23f1c2c27c94b392c1842f7707f899e7c96d0b56", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `i2cdev_bmp280::*` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use i2cdev_bmp280::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `i2cdev_l3gd20::*` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use i2cdev_l3gd20::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Barometer`, `Thermometer`, `Vec3` [INFO] [stderr] --> src/main.rs:10:33 [INFO] [stderr] | [INFO] [stderr] 10 | use i2csensors::{Accelerometer, Barometer, Gyroscope, Magnetometer, Thermometer, Vec3}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `process` [INFO] [stderr] --> src/main.rs:11:11 [INFO] [stderr] | [INFO] [stderr] 11 | use std::{process, thread, time::Duration, time::Instant}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread::sleep` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use std::thread::sleep; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `LinuxI2CError` [INFO] [stderr] --> src/main.rs:15:36 [INFO] [stderr] | [INFO] [stderr] 15 | use i2cdev::linux::{LinuxI2CDevice,LinuxI2CError}; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `i2cdev::core::I2CDevice` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use i2cdev::core::I2CDevice; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: value assigned to `z_sum` is never read [INFO] [stderr] --> src/main.rs:164:36 [INFO] [stderr] | [INFO] [stderr] 164 | let (mut x_sum, mut y_sum, mut z_sum): (f32, f32, f32) = (0.0, 0.0, 0.0); [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `acc_z_calib` is assigned to, but never used [INFO] [stderr] --> src/main.rs:170:48 [INFO] [stderr] | [INFO] [stderr] 170 | let (mut acc_x_calib, mut acc_y_calib, mut acc_z_calib) = (0.0, 0.0, 0.0); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_acc_z_calib` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:174:13 [INFO] [stderr] | [INFO] [stderr] 174 | for i in 0..50 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `acc_z_calib` is never read [INFO] [stderr] --> src/main.rs:201:9 [INFO] [stderr] | [INFO] [stderr] 201 | acc_z_calib -= 1.0; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `RADIAN_DEGREES` [INFO] [stderr] --> src/main.rs:231:13 [INFO] [stderr] | [INFO] [stderr] 231 | let RADIAN_DEGREES = 180.0 / 3.14; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_RADIAN_DEGREES` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:175:17 [INFO] [stderr] | [INFO] [stderr] 175 | let mut linear_acc = lsm9ds0.acceleration_reading().unwrap(); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:177:17 [INFO] [stderr] | [INFO] [stderr] 177 | let mut magnetometer_output = lsm9ds0.magnetic_reading().unwrap(); [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:233:13 [INFO] [stderr] | [INFO] [stderr] 233 | let mut magnetometer_output = lsm9ds0.magnetic_reading().unwrap(); [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `MAX_VALUE` [INFO] [stderr] --> src/main.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | const MAX_VALUE: f32 = 2000.0; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `MIN_VALUE` [INFO] [stderr] --> src/main.rs:19:1 [INFO] [stderr] | [INFO] [stderr] 19 | const MIN_VALUE: f32 = 100.0; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `RADIAN_DEGREES` should have a snake case name [INFO] [stderr] --> src/main.rs:231:13 [INFO] [stderr] | [INFO] [stderr] 231 | let RADIAN_DEGREES = 180.0 / 3.14; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `radian_degrees` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `bmp` (bin "bmp" test) generated 18 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/bmp-df2901ea7e57eae5) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e3e19949594ccb61336bde0f23f1c2c27c94b392c1842f7707f899e7c96d0b56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3e19949594ccb61336bde0f23f1c2c27c94b392c1842f7707f899e7c96d0b56", kill_on_drop: false }` [INFO] [stdout] e3e19949594ccb61336bde0f23f1c2c27c94b392c1842f7707f899e7c96d0b56