[INFO] crate i2cdev-lsm303d 0.1.2 is already in cache [INFO] extracting crate i2cdev-lsm303d 0.1.2 into work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/i2cdev-lsm303d/0.1.2 [INFO] extracting crate i2cdev-lsm303d 0.1.2 into work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/i2cdev-lsm303d/0.1.2 [INFO] validating manifest of i2cdev-lsm303d-0.1.2 on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of i2cdev-lsm303d-0.1.2 on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing i2cdev-lsm303d-0.1.2 [INFO] finished frobbing i2cdev-lsm303d-0.1.2 [INFO] frobbed toml for i2cdev-lsm303d-0.1.2 written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/i2cdev-lsm303d/0.1.2/Cargo.toml [INFO] started frobbing i2cdev-lsm303d-0.1.2 [INFO] finished frobbing i2cdev-lsm303d-0.1.2 [INFO] frobbed toml for i2cdev-lsm303d-0.1.2 written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/i2cdev-lsm303d/0.1.2/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking i2cdev-lsm303d-0.1.2 against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/i2cdev-lsm303d/0.1.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 6670779e3ec0be707a0f0a0cd75ee31fa3946a8e182322077bb603ee7c66a4be [INFO] running `"docker" "start" "-a" "6670779e3ec0be707a0f0a0cd75ee31fa3946a8e182322077bb603ee7c66a4be"` [INFO] [stderr] Checking i2cdev-lsm303d v0.1.2 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/lib.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/lib.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/lib.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/lib.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/lib.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/lib.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:152:34 [INFO] [stderr] | [INFO] [stderr] 152 | pub fn new(mut accel_mag: T, mut accel_mag_settings: LSM303DSettings) -> Result, T::Error> { [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/lib.rs:164:13 [INFO] [stderr] | [INFO] [stderr] 164 | let mut ctrl_reg2: u8 = 0_u8 | ((accel_mag_settings.accelerometer_sensitivity as u8) << 3) | ((accel_mag_settings.accelerometer_anti_alias_filter_bandwidth as u8) << 6); [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/lib.rs:167:13 [INFO] [stderr] | [INFO] [stderr] 167 | let mut ctrl_reg5: u8 = 0_u8 | ((accel_mag_settings.magnetometer_resolution as u8) << 5) | ((accel_mag_settings.magnetometer_data_rate as u8) << 2); //24 [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/lib.rs:170:13 [INFO] [stderr] | [INFO] [stderr] 170 | let mut ctrl_reg6: u8 = 0_u8 | ((accel_mag_settings.magnetometer_sensitivity as u8) << 5); [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/lib.rs:179:13 [INFO] [stderr] | [INFO] [stderr] 179 | let mut a_gain: f32; [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/lib.rs:180:13 [INFO] [stderr] | [INFO] [stderr] 180 | let mut m_gain: f32; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant `g2` should have a camel case name such as `G2` [INFO] [stderr] --> src/lib.rs:68:5 [INFO] [stderr] | [INFO] [stderr] 68 | g2 = 0b000, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_camel_case_types)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant `g4` should have a camel case name such as `G4` [INFO] [stderr] --> src/lib.rs:69:5 [INFO] [stderr] | [INFO] [stderr] 69 | g4 = 0b001, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `g6` should have a camel case name such as `G6` [INFO] [stderr] --> src/lib.rs:70:5 [INFO] [stderr] | [INFO] [stderr] 70 | g6 = 0b010, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `g8` should have a camel case name such as `G8` [INFO] [stderr] --> src/lib.rs:71:5 [INFO] [stderr] | [INFO] [stderr] 71 | g8 = 0b011, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `g16` should have a camel case name such as `G16` [INFO] [stderr] --> src/lib.rs:72:5 [INFO] [stderr] | [INFO] [stderr] 72 | g16 = 0b100 [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `gauss2` should have a camel case name such as `Gauss2` [INFO] [stderr] --> src/lib.rs:102:5 [INFO] [stderr] | [INFO] [stderr] 102 | gauss2 = 0b00, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `gauss4` should have a camel case name such as `Gauss4` [INFO] [stderr] --> src/lib.rs:103:5 [INFO] [stderr] | [INFO] [stderr] 103 | gauss4 = 0b01, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `gauss8` should have a camel case name such as `Gauss8` [INFO] [stderr] --> src/lib.rs:104:5 [INFO] [stderr] | [INFO] [stderr] 104 | gauss8 = 0b10, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `gauss12` should have a camel case name such as `Gauss12` [INFO] [stderr] --> src/lib.rs:105:5 [INFO] [stderr] | [INFO] [stderr] 105 | gauss12 = 0b11 [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:152:34 [INFO] [stderr] | [INFO] [stderr] 152 | pub fn new(mut accel_mag: T, mut accel_mag_settings: LSM303DSettings) -> Result, T::Error> { [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/lib.rs:164:13 [INFO] [stderr] | [INFO] [stderr] 164 | let mut ctrl_reg2: u8 = 0_u8 | ((accel_mag_settings.accelerometer_sensitivity as u8) << 3) | ((accel_mag_settings.accelerometer_anti_alias_filter_bandwidth as u8) << 6); [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/lib.rs:167:13 [INFO] [stderr] | [INFO] [stderr] 167 | let mut ctrl_reg5: u8 = 0_u8 | ((accel_mag_settings.magnetometer_resolution as u8) << 5) | ((accel_mag_settings.magnetometer_data_rate as u8) << 2); //24 [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/lib.rs:170:13 [INFO] [stderr] | [INFO] [stderr] 170 | let mut ctrl_reg6: u8 = 0_u8 | ((accel_mag_settings.magnetometer_sensitivity as u8) << 5); [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/lib.rs:179:13 [INFO] [stderr] | [INFO] [stderr] 179 | let mut a_gain: f32; [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/lib.rs:180:13 [INFO] [stderr] | [INFO] [stderr] 180 | let mut m_gain: f32; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant `g2` should have a camel case name such as `G2` [INFO] [stderr] --> src/lib.rs:68:5 [INFO] [stderr] | [INFO] [stderr] 68 | g2 = 0b000, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_camel_case_types)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant `g4` should have a camel case name such as `G4` [INFO] [stderr] --> src/lib.rs:69:5 [INFO] [stderr] | [INFO] [stderr] 69 | g4 = 0b001, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `g6` should have a camel case name such as `G6` [INFO] [stderr] --> src/lib.rs:70:5 [INFO] [stderr] | [INFO] [stderr] 70 | g6 = 0b010, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `g8` should have a camel case name such as `G8` [INFO] [stderr] --> src/lib.rs:71:5 [INFO] [stderr] | [INFO] [stderr] 71 | g8 = 0b011, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `g16` should have a camel case name such as `G16` [INFO] [stderr] --> src/lib.rs:72:5 [INFO] [stderr] | [INFO] [stderr] 72 | g16 = 0b100 [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `gauss2` should have a camel case name such as `Gauss2` [INFO] [stderr] --> src/lib.rs:102:5 [INFO] [stderr] | [INFO] [stderr] 102 | gauss2 = 0b00, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `gauss4` should have a camel case name such as `Gauss4` [INFO] [stderr] --> src/lib.rs:103:5 [INFO] [stderr] | [INFO] [stderr] 103 | gauss4 = 0b01, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `gauss8` should have a camel case name such as `Gauss8` [INFO] [stderr] --> src/lib.rs:104:5 [INFO] [stderr] | [INFO] [stderr] 104 | gauss8 = 0b10, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `gauss12` should have a camel case name such as `Gauss12` [INFO] [stderr] --> src/lib.rs:105:5 [INFO] [stderr] | [INFO] [stderr] 105 | gauss12 = 0b11 [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | let mut i2cdev = get_linux_lsm303d_i2c_device().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:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | let mut i2cdev = get_linux_lsm303d_i2c_device().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] Finished dev [unoptimized + debuginfo] target(s) in 1.04s [INFO] running `"docker" "inspect" "6670779e3ec0be707a0f0a0cd75ee31fa3946a8e182322077bb603ee7c66a4be"` [INFO] running `"docker" "rm" "-f" "6670779e3ec0be707a0f0a0cd75ee31fa3946a8e182322077bb603ee7c66a4be"` [INFO] [stdout] 6670779e3ec0be707a0f0a0cd75ee31fa3946a8e182322077bb603ee7c66a4be