[INFO] fetching crate i2cdev-l3gd20 0.1.3...
[INFO] building i2cdev-l3gd20-0.1.3 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate i2cdev-l3gd20 0.1.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate i2cdev-l3gd20 0.1.3 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate i2cdev-l3gd20 0.1.3
[INFO] finished tweaking crates.io crate i2cdev-l3gd20 0.1.3
[INFO] tweaked toml for crates.io crate i2cdev-l3gd20 0.1.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8e19b01192fac0387723d4c17ea4c464ae36ebddc7d3eb19012ec07ca02589c
[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" "e8e19b01192fac0387723d4c17ea4c464ae36ebddc7d3eb19012ec07ca02589c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8e19b01192fac0387723d4c17ea4c464ae36ebddc7d3eb19012ec07ca02589c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8e19b01192fac0387723d4c17ea4c464ae36ebddc7d3eb19012ec07ca02589c", kill_on_drop: false }`
[INFO] [stdout] e8e19b01192fac0387723d4c17ea4c464ae36ebddc7d3eb19012ec07ca02589c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 380f155b10075aae158fa69675b6f11bbe59b6962dbeece120c281971f559ac6
[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" "380f155b10075aae158fa69675b6f11bbe59b6962dbeece120c281971f559ac6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling i2csensors v0.1.3
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling cargo-platform v0.1.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling cargo_metadata v0.12.3
[INFO] [stderr]    Compiling skeptic v0.13.6
[INFO] [stderr]    Compiling i2cdev v0.3.2
[INFO] [stderr]    Compiling i2cdev-l3gd20 v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/lib.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/lib.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BigEndian`
[INFO] [stdout]   --> src/lib.rs:26:28
[INFO] [stdout]    |
[INFO] [stdout] 26 | use byteorder::{ByteOrder, BigEndian, LittleEndian};
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `dps250` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     dps250 = 0b00,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Dps250`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `dps500` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     dps500 = 0b01,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Dps500`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `dps2000` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     dps2000 = 0b10
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to upper camel case: `Dps2000`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_0` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     HPCF_0 = 0b0000,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_1` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     HPCF_1 = 0b0001,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_2` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     HPCF_2 = 0b0010,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_3` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     HPCF_3 = 0b0011,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_4` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     HPCF_4 = 0b0100,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_5` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     HPCF_5 = 0b0101,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf5`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_6` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     HPCF_6 = 0b0110,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf6`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_7` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     HPCF_7 = 0b0111,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf7`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_8` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     HPCF_8 = 0b1000,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_9` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     HPCF_9 = 0b1001,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf9`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:128:16
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let gyro = try!(LinuxI2CDevice::new("/dev/i2c-1", L3GD20_I2C_ADDR));
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:133:16
[INFO] [stdout]     |
[INFO] [stdout] 133 |     let gyro = try!(LinuxI2CDevice::new("/dev/i2c-1", L3GD20H_I2C_ADDR));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:147:24
[INFO] [stdout]     |
[INFO] [stdout] 147 |         let who_am_i = try!(gyro.smbus_read_byte_data(L3GD20_WHO_AM_I_REGISTER));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:164:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |         try!(gyro.smbus_write_byte_data(L3GD20_CTRL_REG1, ctrl_reg1));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |         try!(gyro.smbus_write_byte_data(L3GD20_CTRL_REG2, ctrl_reg2));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |         try!(gyro.smbus_write_byte_data(L3GD20_CTRL_REG4, ctrl_reg4));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |         try!(gyro.smbus_write_byte_data(L3GD20_CTRL_REG5, ctrl_reg5));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:239:37
[INFO] [stdout]     |
[INFO] [stdout] 239 |         let (x_raw, y_raw, z_raw) = try!(self.read_gyroscope_raw());
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:146:29
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn new(mut gyro: T, mut gyro_settings: L3GD20GyroscopeSettings) -> Result<L3GD20<T>, T::Error> {
[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/lib.rs:194:13
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let mut g_gain: f32;
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `DR` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub DR: L3GD20GyroscopeDataRate,
[INFO] [stdout]     |         ^^ help: convert the identifier to snake case: `dr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `BW` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub BW: L3GD20GyroscopeBandwidth,
[INFO] [stdout]     |         ^^ help: convert the identifier to snake case: `bw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:217:9
[INFO] [stdout]     |
[INFO] [stdout] 217 |         self.gyroscope.write(&[L3GD20_INCREMENT_BIT | L3GD20_OUT]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |         self.gyroscope.read(&mut buf);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Vec3`
[INFO] [stdout]  --> src/main.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | use i2csensors::{Gyroscope,Vec3};
[INFO] [stdout]   |                            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut i2cdev = get_linux_l3gd20_i2c_device().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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.93s
[INFO] running `Command { std: "docker" "inspect" "380f155b10075aae158fa69675b6f11bbe59b6962dbeece120c281971f559ac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "380f155b10075aae158fa69675b6f11bbe59b6962dbeece120c281971f559ac6", kill_on_drop: false }`
[INFO] [stdout] 380f155b10075aae158fa69675b6f11bbe59b6962dbeece120c281971f559ac6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10b460db7f4655f095650a3d835e260d316caa10cb7e0d90d2a36bb417ca0c1e
[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" "10b460db7f4655f095650a3d835e260d316caa10cb7e0d90d2a36bb417ca0c1e", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/lib.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/lib.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BigEndian`
[INFO] [stdout]   --> src/lib.rs:26:28
[INFO] [stdout]    |
[INFO] [stdout] 26 | use byteorder::{ByteOrder, BigEndian, LittleEndian};
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `dps250` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     dps250 = 0b00,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Dps250`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `dps500` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     dps500 = 0b01,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Dps500`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `dps2000` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     dps2000 = 0b10
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to upper camel case: `Dps2000`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_0` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     HPCF_0 = 0b0000,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_1` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     HPCF_1 = 0b0001,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_2` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     HPCF_2 = 0b0010,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_3` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     HPCF_3 = 0b0011,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_4` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     HPCF_4 = 0b0100,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_5` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     HPCF_5 = 0b0101,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf5`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_6` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     HPCF_6 = 0b0110,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf6`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_7` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     HPCF_7 = 0b0111,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf7`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_8` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     HPCF_8 = 0b1000,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_9` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     HPCF_9 = 0b1001,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf9`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:128:16
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let gyro = try!(LinuxI2CDevice::new("/dev/i2c-1", L3GD20_I2C_ADDR));
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:133:16
[INFO] [stdout]     |
[INFO] [stdout] 133 |     let gyro = try!(LinuxI2CDevice::new("/dev/i2c-1", L3GD20H_I2C_ADDR));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:147:24
[INFO] [stdout]     |
[INFO] [stdout] 147 |         let who_am_i = try!(gyro.smbus_read_byte_data(L3GD20_WHO_AM_I_REGISTER));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:164:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |         try!(gyro.smbus_write_byte_data(L3GD20_CTRL_REG1, ctrl_reg1));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |         try!(gyro.smbus_write_byte_data(L3GD20_CTRL_REG2, ctrl_reg2));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |         try!(gyro.smbus_write_byte_data(L3GD20_CTRL_REG4, ctrl_reg4));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |         try!(gyro.smbus_write_byte_data(L3GD20_CTRL_REG5, ctrl_reg5));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:239:37
[INFO] [stdout]     |
[INFO] [stdout] 239 |         let (x_raw, y_raw, z_raw) = try!(self.read_gyroscope_raw());
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:146:29
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn new(mut gyro: T, mut gyro_settings: L3GD20GyroscopeSettings) -> Result<L3GD20<T>, T::Error> {
[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/lib.rs:194:13
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let mut g_gain: f32;
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `DR` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub DR: L3GD20GyroscopeDataRate,
[INFO] [stdout]     |         ^^ help: convert the identifier to snake case: `dr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `BW` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub BW: L3GD20GyroscopeBandwidth,
[INFO] [stdout]     |         ^^ help: convert the identifier to snake case: `bw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:217:9
[INFO] [stdout]     |
[INFO] [stdout] 217 |         self.gyroscope.write(&[L3GD20_INCREMENT_BIT | L3GD20_OUT]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |         self.gyroscope.read(&mut buf);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling i2cdev-l3gd20 v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Vec3`
[INFO] [stdout]  --> src/main.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | use i2csensors::{Gyroscope,Vec3};
[INFO] [stdout]   |                            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/lib.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/lib.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BigEndian`
[INFO] [stdout]   --> src/lib.rs:26:28
[INFO] [stdout]    |
[INFO] [stdout] 26 | use byteorder::{ByteOrder, BigEndian, LittleEndian};
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `dps250` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     dps250 = 0b00,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Dps250`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `dps500` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     dps500 = 0b01,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Dps500`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `dps2000` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     dps2000 = 0b10
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to upper camel case: `Dps2000`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_0` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     HPCF_0 = 0b0000,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_1` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     HPCF_1 = 0b0001,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_2` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     HPCF_2 = 0b0010,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_3` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     HPCF_3 = 0b0011,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_4` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     HPCF_4 = 0b0100,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_5` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     HPCF_5 = 0b0101,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf5`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_6` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     HPCF_6 = 0b0110,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf6`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_7` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     HPCF_7 = 0b0111,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf7`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_8` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     HPCF_8 = 0b1000,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HPCF_9` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     HPCF_9 = 0b1001,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Hpcf9`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:128:16
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let gyro = try!(LinuxI2CDevice::new("/dev/i2c-1", L3GD20_I2C_ADDR));
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:133:16
[INFO] [stdout]     |
[INFO] [stdout] 133 |     let gyro = try!(LinuxI2CDevice::new("/dev/i2c-1", L3GD20H_I2C_ADDR));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:147:24
[INFO] [stdout]     |
[INFO] [stdout] 147 |         let who_am_i = try!(gyro.smbus_read_byte_data(L3GD20_WHO_AM_I_REGISTER));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:164:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |         try!(gyro.smbus_write_byte_data(L3GD20_CTRL_REG1, ctrl_reg1));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |         try!(gyro.smbus_write_byte_data(L3GD20_CTRL_REG2, ctrl_reg2));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |         try!(gyro.smbus_write_byte_data(L3GD20_CTRL_REG4, ctrl_reg4));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |         try!(gyro.smbus_write_byte_data(L3GD20_CTRL_REG5, ctrl_reg5));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:239:37
[INFO] [stdout]     |
[INFO] [stdout] 239 |         let (x_raw, y_raw, z_raw) = try!(self.read_gyroscope_raw());
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut i2cdev = get_linux_l3gd20_i2c_device().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/lib.rs:146:29
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn new(mut gyro: T, mut gyro_settings: L3GD20GyroscopeSettings) -> Result<L3GD20<T>, T::Error> {
[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/lib.rs:194:13
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let mut g_gain: f32;
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `DR` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub DR: L3GD20GyroscopeDataRate,
[INFO] [stdout]     |         ^^ help: convert the identifier to snake case: `dr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `BW` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub BW: L3GD20GyroscopeBandwidth,
[INFO] [stdout]     |         ^^ help: convert the identifier to snake case: `bw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:217:9
[INFO] [stdout]     |
[INFO] [stdout] 217 |         self.gyroscope.write(&[L3GD20_INCREMENT_BIT | L3GD20_OUT]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |         self.gyroscope.read(&mut buf);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "10b460db7f4655f095650a3d835e260d316caa10cb7e0d90d2a36bb417ca0c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10b460db7f4655f095650a3d835e260d316caa10cb7e0d90d2a36bb417ca0c1e", kill_on_drop: false }`
[INFO] [stdout] 10b460db7f4655f095650a3d835e260d316caa10cb7e0d90d2a36bb417ca0c1e
