Nov 07 13:36:16.681 INFO checking i2cdev-lsm303d-0.1.2 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings for pr-55687
Nov 07 13:36:16.681 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-2/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dduplicate_associated_type_bindings" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 07 13:36:16.895 INFO blam! 5e2b901d37f3b3fe93e66d6f2296f57c2a5973ee00a8119f517de26e07b0b999
Nov 07 13:36:16.897 INFO running `"docker" "start" "-a" "5e2b901d37f3b3fe93e66d6f2296f57c2a5973ee00a8119f517de26e07b0b999"`
Nov 07 13:36:17.520 INFO kablam! usermod: no changes
Nov 07 13:36:17.616 INFO kablam!     Checking i2csensors v0.1.3
Nov 07 13:36:18.169 INFO kablam!     Checking i2cdev-lsm303d v0.1.2 (/source)
Nov 07 13:36:19.771 INFO kablam! warning: unused import: `std::thread`
Nov 07 13:36:19.771 INFO kablam!   --> src/lib.rs:20:5
Nov 07 13:36:19.771 INFO kablam!    |
Nov 07 13:36:19.771 INFO kablam! 20 | use std::thread;
Nov 07 13:36:19.771 INFO kablam!    |     ^^^^^^^^^^^
Nov 07 13:36:19.771 INFO kablam!    |
Nov 07 13:36:19.771 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 07 13:36:19.771 INFO kablam! 
Nov 07 13:36:19.776 INFO kablam! warning: unused import: `std::time::Duration`
Nov 07 13:36:19.776 INFO kablam!   --> src/lib.rs:21:5
Nov 07 13:36:19.776 INFO kablam!    |
Nov 07 13:36:19.776 INFO kablam! 21 | use std::time::Duration;
Nov 07 13:36:19.776 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Nov 07 13:36:19.776 INFO kablam! 
Nov 07 13:36:19.776 INFO kablam! warning: unused import: `std::error::Error`
Nov 07 13:36:19.776 INFO kablam!   --> src/lib.rs:22:5
Nov 07 13:36:19.776 INFO kablam!    |
Nov 07 13:36:19.776 INFO kablam! 22 | use std::error::Error;
Nov 07 13:36:19.776 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Nov 07 13:36:19.776 INFO kablam! 
Nov 07 13:36:19.896 INFO kablam! warning: variable does not need to be mutable
Nov 07 13:36:19.896 INFO kablam!    --> src/lib.rs:152:34
Nov 07 13:36:19.896 INFO kablam!     |
Nov 07 13:36:19.896 INFO kablam! 152 |     pub fn new(mut accel_mag: T, mut accel_mag_settings: LSM303DSettings) -> Result<LSM303D<T>, T::Error> {
Nov 07 13:36:19.896 INFO kablam!     |                                  ----^^^^^^^^^^^^^^^^^^
Nov 07 13:36:19.896 INFO kablam!     |                                  |
Nov 07 13:36:19.896 INFO kablam!     |                                  help: remove this `mut`
Nov 07 13:36:19.896 INFO kablam!     |
Nov 07 13:36:19.896 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 07 13:36:19.896 INFO kablam! 
Nov 07 13:36:19.896 INFO kablam! warning: variable does not need to be mutable
Nov 07 13:36:19.896 INFO kablam!    --> src/lib.rs:164:13
Nov 07 13:36:19.896 INFO kablam!     |
Nov 07 13:36:19.896 INFO kablam! 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);
Nov 07 13:36:19.896 INFO kablam!     |             ----^^^^^^^^^
Nov 07 13:36:19.896 INFO kablam!     |             |
Nov 07 13:36:19.896 INFO kablam!     |             help: remove this `mut`
Nov 07 13:36:19.896 INFO kablam! 
Nov 07 13:36:19.896 INFO kablam! warning: variable does not need to be mutable
Nov 07 13:36:19.896 INFO kablam!    --> src/lib.rs:167:13
Nov 07 13:36:19.896 INFO kablam!     |
Nov 07 13:36:19.896 INFO kablam! 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
Nov 07 13:36:19.896 INFO kablam!     |             ----^^^^^^^^^
Nov 07 13:36:19.896 INFO kablam!     |             |
Nov 07 13:36:19.896 INFO kablam!     |             help: remove this `mut`
Nov 07 13:36:19.896 INFO kablam! 
Nov 07 13:36:19.896 INFO kablam! warning: variable does not need to be mutable
Nov 07 13:36:19.896 INFO kablam!    --> src/lib.rs:170:13
Nov 07 13:36:19.896 INFO kablam!     |
Nov 07 13:36:19.896 INFO kablam! 170 |         let mut ctrl_reg6: u8 = 0_u8 | ((accel_mag_settings.magnetometer_sensitivity as u8) << 5);
Nov 07 13:36:19.896 INFO kablam!     |             ----^^^^^^^^^
Nov 07 13:36:19.896 INFO kablam!     |             |
Nov 07 13:36:19.896 INFO kablam!     |             help: remove this `mut`
Nov 07 13:36:19.896 INFO kablam! 
Nov 07 13:36:19.896 INFO kablam! warning: variable does not need to be mutable
Nov 07 13:36:19.896 INFO kablam!    --> src/lib.rs:179:13
Nov 07 13:36:19.896 INFO kablam!     |
Nov 07 13:36:19.896 INFO kablam! 179 |         let mut a_gain: f32;
Nov 07 13:36:19.896 INFO kablam!     |             ----^^^^^^
Nov 07 13:36:19.896 INFO kablam!     |             |
Nov 07 13:36:19.896 INFO kablam!     |             help: remove this `mut`
Nov 07 13:36:19.896 INFO kablam! 
Nov 07 13:36:19.896 INFO kablam! warning: variable does not need to be mutable
Nov 07 13:36:19.896 INFO kablam!    --> src/lib.rs:180:13
Nov 07 13:36:19.896 INFO kablam!     |
Nov 07 13:36:19.896 INFO kablam! 180 |         let mut m_gain: f32;
Nov 07 13:36:19.896 INFO kablam!     |             ----^^^^^^
Nov 07 13:36:19.896 INFO kablam!     |             |
Nov 07 13:36:19.896 INFO kablam!     |             help: remove this `mut`
Nov 07 13:36:19.896 INFO kablam! 
Nov 07 13:36:19.906 INFO kablam! warning: variant `g2` should have a camel case name such as `G2`
Nov 07 13:36:19.906 INFO kablam!   --> src/lib.rs:68:5
Nov 07 13:36:19.906 INFO kablam!    |
Nov 07 13:36:19.906 INFO kablam! 68 |     g2 = 0b000,
Nov 07 13:36:19.906 INFO kablam!    |     ^^^^^^^^^^
Nov 07 13:36:19.906 INFO kablam!    |
Nov 07 13:36:19.906 INFO kablam!    = note: #[warn(non_camel_case_types)] on by default
Nov 07 13:36:19.906 INFO kablam! 
Nov 07 13:36:19.906 INFO kablam! warning: variant `g4` should have a camel case name such as `G4`
Nov 07 13:36:19.906 INFO kablam!   --> src/lib.rs:69:5
Nov 07 13:36:19.906 INFO kablam!    |
Nov 07 13:36:19.906 INFO kablam! 69 |     g4 = 0b001,
Nov 07 13:36:19.906 INFO kablam!    |     ^^^^^^^^^^
Nov 07 13:36:19.906 INFO kablam! 
Nov 07 13:36:19.906 INFO kablam! warning: variant `g6` should have a camel case name such as `G6`
Nov 07 13:36:19.906 INFO kablam!   --> src/lib.rs:70:5
Nov 07 13:36:19.906 INFO kablam!    |
Nov 07 13:36:19.906 INFO kablam! 70 |     g6 = 0b010,
Nov 07 13:36:19.907 INFO kablam!    |     ^^^^^^^^^^
Nov 07 13:36:19.907 INFO kablam! 
Nov 07 13:36:19.907 INFO kablam! warning: variant `g8` should have a camel case name such as `G8`
Nov 07 13:36:19.907 INFO kablam!   --> src/lib.rs:71:5
Nov 07 13:36:19.907 INFO kablam!    |
Nov 07 13:36:19.907 INFO kablam! 71 |     g8 = 0b011,
Nov 07 13:36:19.907 INFO kablam!    |     ^^^^^^^^^^
Nov 07 13:36:19.907 INFO kablam! 
Nov 07 13:36:19.907 INFO kablam! warning: variant `g16` should have a camel case name such as `G16`
Nov 07 13:36:19.907 INFO kablam!   --> src/lib.rs:72:5
Nov 07 13:36:19.907 INFO kablam!    |
Nov 07 13:36:19.907 INFO kablam! 72 |     g16 = 0b100
Nov 07 13:36:19.907 INFO kablam!    |     ^^^^^^^^^^^
Nov 07 13:36:19.907 INFO kablam! 
Nov 07 13:36:19.907 INFO kablam! warning: variant `gauss2` should have a camel case name such as `Gauss2`
Nov 07 13:36:19.907 INFO kablam!    --> src/lib.rs:102:5
Nov 07 13:36:19.907 INFO kablam!     |
Nov 07 13:36:19.907 INFO kablam! 102 |     gauss2 = 0b00,
Nov 07 13:36:19.907 INFO kablam!     |     ^^^^^^^^^^^^^
Nov 07 13:36:19.907 INFO kablam! 
Nov 07 13:36:19.907 INFO kablam! warning: variant `gauss4` should have a camel case name such as `Gauss4`
Nov 07 13:36:19.907 INFO kablam!    --> src/lib.rs:103:5
Nov 07 13:36:19.907 INFO kablam!     |
Nov 07 13:36:19.907 INFO kablam! 103 |     gauss4 = 0b01,
Nov 07 13:36:19.907 INFO kablam!     |     ^^^^^^^^^^^^^
Nov 07 13:36:19.907 INFO kablam! 
Nov 07 13:36:19.907 INFO kablam! warning: variant `gauss8` should have a camel case name such as `Gauss8`
Nov 07 13:36:19.907 INFO kablam!    --> src/lib.rs:104:5
Nov 07 13:36:19.907 INFO kablam!     |
Nov 07 13:36:19.907 INFO kablam! 104 |     gauss8 = 0b10,
Nov 07 13:36:19.907 INFO kablam!     |     ^^^^^^^^^^^^^
Nov 07 13:36:19.907 INFO kablam! 
Nov 07 13:36:19.907 INFO kablam! warning: variant `gauss12` should have a camel case name such as `Gauss12`
Nov 07 13:36:19.907 INFO kablam!    --> src/lib.rs:105:5
Nov 07 13:36:19.907 INFO kablam!     |
Nov 07 13:36:19.907 INFO kablam! 105 |     gauss12 = 0b11
Nov 07 13:36:19.907 INFO kablam!     |     ^^^^^^^^^^^^^^
Nov 07 13:36:19.907 INFO kablam! 
Nov 07 13:36:19.936 INFO kablam! warning: unused import: `std::thread`
Nov 07 13:36:19.936 INFO kablam!   --> src/lib.rs:20:5
Nov 07 13:36:19.936 INFO kablam!    |
Nov 07 13:36:19.936 INFO kablam! 20 | use std::thread;
Nov 07 13:36:19.936 INFO kablam!    |     ^^^^^^^^^^^
Nov 07 13:36:19.936 INFO kablam!    |
Nov 07 13:36:19.936 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 07 13:36:19.936 INFO kablam! 
Nov 07 13:36:19.936 INFO kablam! warning: unused import: `std::time::Duration`
Nov 07 13:36:19.936 INFO kablam!   --> src/lib.rs:21:5
Nov 07 13:36:19.936 INFO kablam!    |
Nov 07 13:36:19.936 INFO kablam! 21 | use std::time::Duration;
Nov 07 13:36:19.936 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Nov 07 13:36:19.936 INFO kablam! 
Nov 07 13:36:19.936 INFO kablam! warning: unused import: `std::error::Error`
Nov 07 13:36:19.936 INFO kablam!   --> src/lib.rs:22:5
Nov 07 13:36:19.936 INFO kablam!    |
Nov 07 13:36:19.936 INFO kablam! 22 | use std::error::Error;
Nov 07 13:36:19.936 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Nov 07 13:36:19.937 INFO kablam! 
Nov 07 13:36:20.048 INFO kablam! warning: variable does not need to be mutable
Nov 07 13:36:20.048 INFO kablam!    --> src/lib.rs:152:34
Nov 07 13:36:20.048 INFO kablam!     |
Nov 07 13:36:20.048 INFO kablam! 152 |     pub fn new(mut accel_mag: T, mut accel_mag_settings: LSM303DSettings) -> Result<LSM303D<T>, T::Error> {
Nov 07 13:36:20.048 INFO kablam!     |                                  ----^^^^^^^^^^^^^^^^^^
Nov 07 13:36:20.048 INFO kablam!     |                                  |
Nov 07 13:36:20.048 INFO kablam!     |                                  help: remove this `mut`
Nov 07 13:36:20.048 INFO kablam!     |
Nov 07 13:36:20.048 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 07 13:36:20.048 INFO kablam! 
Nov 07 13:36:20.048 INFO kablam! warning: variable does not need to be mutable
Nov 07 13:36:20.048 INFO kablam!    --> src/lib.rs:164:13
Nov 07 13:36:20.048 INFO kablam!     |
Nov 07 13:36:20.048 INFO kablam! 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);
Nov 07 13:36:20.048 INFO kablam!     |             ----^^^^^^^^^
Nov 07 13:36:20.048 INFO kablam!     |             |
Nov 07 13:36:20.048 INFO kablam!     |             help: remove this `mut`
Nov 07 13:36:20.048 INFO kablam! 
Nov 07 13:36:20.048 INFO kablam! warning: variable does not need to be mutable
Nov 07 13:36:20.048 INFO kablam!    --> src/lib.rs:167:13
Nov 07 13:36:20.048 INFO kablam!     |
Nov 07 13:36:20.048 INFO kablam! 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
Nov 07 13:36:20.048 INFO kablam!     |             ----^^^^^^^^^
Nov 07 13:36:20.048 INFO kablam!     |             |
Nov 07 13:36:20.048 INFO kablam!     |             help: remove this `mut`
Nov 07 13:36:20.048 INFO kablam! 
Nov 07 13:36:20.048 INFO kablam! warning: variable does not need to be mutable
Nov 07 13:36:20.048 INFO kablam!    --> src/lib.rs:170:13
Nov 07 13:36:20.048 INFO kablam!     |
Nov 07 13:36:20.048 INFO kablam! 170 |         let mut ctrl_reg6: u8 = 0_u8 | ((accel_mag_settings.magnetometer_sensitivity as u8) << 5);
Nov 07 13:36:20.048 INFO kablam!     |             ----^^^^^^^^^
Nov 07 13:36:20.048 INFO kablam!     |             |
Nov 07 13:36:20.048 INFO kablam!     |             help: remove this `mut`
Nov 07 13:36:20.049 INFO kablam! 
Nov 07 13:36:20.049 INFO kablam! warning: variable does not need to be mutable
Nov 07 13:36:20.049 INFO kablam!    --> src/lib.rs:179:13
Nov 07 13:36:20.049 INFO kablam!     |
Nov 07 13:36:20.049 INFO kablam! 179 |         let mut a_gain: f32;
Nov 07 13:36:20.049 INFO kablam!     |             ----^^^^^^
Nov 07 13:36:20.049 INFO kablam!     |             |
Nov 07 13:36:20.049 INFO kablam!     |             help: remove this `mut`
Nov 07 13:36:20.049 INFO kablam! 
Nov 07 13:36:20.049 INFO kablam! warning: variable does not need to be mutable
Nov 07 13:36:20.049 INFO kablam!    --> src/lib.rs:180:13
Nov 07 13:36:20.049 INFO kablam!     |
Nov 07 13:36:20.049 INFO kablam! 180 |         let mut m_gain: f32;
Nov 07 13:36:20.049 INFO kablam!     |             ----^^^^^^
Nov 07 13:36:20.049 INFO kablam!     |             |
Nov 07 13:36:20.049 INFO kablam!     |             help: remove this `mut`
Nov 07 13:36:20.049 INFO kablam! 
Nov 07 13:36:20.056 INFO kablam! warning: variant `g2` should have a camel case name such as `G2`
Nov 07 13:36:20.056 INFO kablam!   --> src/lib.rs:68:5
Nov 07 13:36:20.056 INFO kablam!    |
Nov 07 13:36:20.056 INFO kablam! 68 |     g2 = 0b000,
Nov 07 13:36:20.056 INFO kablam!    |     ^^^^^^^^^^
Nov 07 13:36:20.056 INFO kablam!    |
Nov 07 13:36:20.056 INFO kablam!    = note: #[warn(non_camel_case_types)] on by default
Nov 07 13:36:20.056 INFO kablam! 
Nov 07 13:36:20.056 INFO kablam! warning: variant `g4` should have a camel case name such as `G4`
Nov 07 13:36:20.056 INFO kablam!   --> src/lib.rs:69:5
Nov 07 13:36:20.056 INFO kablam!    |
Nov 07 13:36:20.056 INFO kablam! 69 |     g4 = 0b001,
Nov 07 13:36:20.056 INFO kablam!    |     ^^^^^^^^^^
Nov 07 13:36:20.056 INFO kablam! 
Nov 07 13:36:20.056 INFO kablam! warning: variant `g6` should have a camel case name such as `G6`
Nov 07 13:36:20.056 INFO kablam!   --> src/lib.rs:70:5
Nov 07 13:36:20.056 INFO kablam!    |
Nov 07 13:36:20.057 INFO kablam! 70 |     g6 = 0b010,
Nov 07 13:36:20.057 INFO kablam!    |     ^^^^^^^^^^
Nov 07 13:36:20.057 INFO kablam! 
Nov 07 13:36:20.057 INFO kablam! warning: variant `g8` should have a camel case name such as `G8`
Nov 07 13:36:20.057 INFO kablam!   --> src/lib.rs:71:5
Nov 07 13:36:20.057 INFO kablam!    |
Nov 07 13:36:20.057 INFO kablam! 71 |     g8 = 0b011,
Nov 07 13:36:20.057 INFO kablam!    |     ^^^^^^^^^^
Nov 07 13:36:20.057 INFO kablam! 
Nov 07 13:36:20.057 INFO kablam! warning: variant `g16` should have a camel case name such as `G16`
Nov 07 13:36:20.057 INFO kablam!   --> src/lib.rs:72:5
Nov 07 13:36:20.057 INFO kablam!    |
Nov 07 13:36:20.057 INFO kablam! 72 |     g16 = 0b100
Nov 07 13:36:20.057 INFO kablam!    |     ^^^^^^^^^^^
Nov 07 13:36:20.057 INFO kablam! 
Nov 07 13:36:20.057 INFO kablam! warning: variant `gauss2` should have a camel case name such as `Gauss2`
Nov 07 13:36:20.057 INFO kablam!    --> src/lib.rs:102:5
Nov 07 13:36:20.057 INFO kablam!     |
Nov 07 13:36:20.057 INFO kablam! 102 |     gauss2 = 0b00,
Nov 07 13:36:20.057 INFO kablam!     |     ^^^^^^^^^^^^^
Nov 07 13:36:20.057 INFO kablam! 
Nov 07 13:36:20.057 INFO kablam! warning: variant `gauss4` should have a camel case name such as `Gauss4`
Nov 07 13:36:20.057 INFO kablam!    --> src/lib.rs:103:5
Nov 07 13:36:20.057 INFO kablam!     |
Nov 07 13:36:20.057 INFO kablam! 103 |     gauss4 = 0b01,
Nov 07 13:36:20.057 INFO kablam!     |     ^^^^^^^^^^^^^
Nov 07 13:36:20.057 INFO kablam! 
Nov 07 13:36:20.057 INFO kablam! warning: variant `gauss8` should have a camel case name such as `Gauss8`
Nov 07 13:36:20.057 INFO kablam!    --> src/lib.rs:104:5
Nov 07 13:36:20.057 INFO kablam!     |
Nov 07 13:36:20.057 INFO kablam! 104 |     gauss8 = 0b10,
Nov 07 13:36:20.057 INFO kablam!     |     ^^^^^^^^^^^^^
Nov 07 13:36:20.057 INFO kablam! 
Nov 07 13:36:20.057 INFO kablam! warning: variant `gauss12` should have a camel case name such as `Gauss12`
Nov 07 13:36:20.057 INFO kablam!    --> src/lib.rs:105:5
Nov 07 13:36:20.057 INFO kablam!     |
Nov 07 13:36:20.057 INFO kablam! 105 |     gauss12 = 0b11
Nov 07 13:36:20.057 INFO kablam!     |     ^^^^^^^^^^^^^^
Nov 07 13:36:20.057 INFO kablam! 
Nov 07 13:36:21.484 INFO kablam! warning: variable does not need to be mutable
Nov 07 13:36:21.484 INFO kablam!   --> src/main.rs:31:9
Nov 07 13:36:21.484 INFO kablam!    |
Nov 07 13:36:21.484 INFO kablam! 31 |     let mut i2cdev = get_linux_lsm303d_i2c_device().unwrap();
Nov 07 13:36:21.484 INFO kablam!    |         ----^^^^^^
Nov 07 13:36:21.484 INFO kablam!    |         |
Nov 07 13:36:21.484 INFO kablam!    |         help: remove this `mut`
Nov 07 13:36:21.484 INFO kablam!    |
Nov 07 13:36:21.484 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 07 13:36:21.484 INFO kablam! 
Nov 07 13:36:21.785 INFO kablam! warning: variable does not need to be mutable
Nov 07 13:36:21.786 INFO kablam!   --> src/main.rs:31:9
Nov 07 13:36:21.786 INFO kablam!    |
Nov 07 13:36:21.786 INFO kablam! 31 |     let mut i2cdev = get_linux_lsm303d_i2c_device().unwrap();
Nov 07 13:36:21.786 INFO kablam!    |         ----^^^^^^
Nov 07 13:36:21.786 INFO kablam!    |         |
Nov 07 13:36:21.786 INFO kablam!    |         help: remove this `mut`
Nov 07 13:36:21.786 INFO kablam!    |
Nov 07 13:36:21.786 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 07 13:36:21.786 INFO kablam! 
Nov 07 13:36:21.798 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.25s
Nov 07 13:36:21.806 INFO kablam! su: No module specific data is present
Nov 07 13:36:22.106 INFO running `"docker" "rm" "-f" "5e2b901d37f3b3fe93e66d6f2296f57c2a5973ee00a8119f517de26e07b0b999"`
Nov 07 13:36:22.281 INFO blam! 5e2b901d37f3b3fe93e66d6f2296f57c2a5973ee00a8119f517de26e07b0b999