Sep 20 04:16:18.916 INFO checking brotli-no-stdlib-1.0.4 against try#fcacde07b66fe513e52c41b73aef91bcc121905b for pr-54346 Sep 20 04:16:18.916 INFO running: cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets Sep 20 04:16:18.916 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54346/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-2/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"` Sep 20 04:16:19.086 INFO blam! bca6f88903ca60997bc2be69f014e68e1031816d33eb157cb8a1909c39b39bc8 Sep 20 04:16:19.087 INFO running `"docker" "start" "-a" "bca6f88903ca60997bc2be69f014e68e1031816d33eb157cb8a1909c39b39bc8"` Sep 20 04:16:19.740 INFO kablam! usermod: no changes Sep 20 04:16:19.803 INFO kablam! warning: An explicit [[bin]] section is specified in Cargo.toml which currently Sep 20 04:16:19.803 INFO kablam! disables Cargo from automatically inferring other binary targets. Sep 20 04:16:19.803 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following Sep 20 04:16:19.803 INFO kablam! files will be included as a binary target: Sep 20 04:16:19.803 INFO kablam! Sep 20 04:16:19.803 INFO kablam! * /source/src/bin/integration_tests.rs Sep 20 04:16:19.803 INFO kablam! Sep 20 04:16:19.803 INFO kablam! This is likely to break cargo build or cargo test as these files may not be Sep 20 04:16:19.803 INFO kablam! ready to be compiled as a binary target today. You can future-proof yourself Sep 20 04:16:19.803 INFO kablam! and disable this warning by adding `autobins = false` to your [package] Sep 20 04:16:19.803 INFO kablam! section. You may also move the files to a location where Cargo would not Sep 20 04:16:19.803 INFO kablam! automatically infer them to be a target, such as in subfolders. Sep 20 04:16:19.803 INFO kablam! Sep 20 04:16:19.803 INFO kablam! For more information on this warning you can consult Sep 20 04:16:19.803 INFO kablam! https://github.com/rust-lang/cargo/issues/5330 Sep 20 04:16:19.817 INFO kablam! Checking alloc-no-stdlib v1.0.0 Sep 20 04:16:20.020 INFO kablam! Checking brotli-no-stdlib v1.0.4 (/source) Sep 20 04:16:20.861 INFO kablam! warning: unused `#[macro_use]` import Sep 20 04:16:20.861 INFO kablam! --> src/lib.rs:11:1 Sep 20 04:16:20.861 INFO kablam! | Sep 20 04:16:20.862 INFO kablam! 11 | #[macro_use] Sep 20 04:16:20.862 INFO kablam! | ^^^^^^^^^^^^ Sep 20 04:16:20.862 INFO kablam! | Sep 20 04:16:20.863 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 20 04:16:20.867 INFO kablam! Sep 20 04:16:20.904 INFO kablam! warning: unused macro definition Sep 20 04:16:20.904 INFO kablam! --> src/lib.rs:921:1 Sep 20 04:16:20.904 INFO kablam! | Sep 20 04:16:20.904 INFO kablam! 921 | / macro_rules! SafeReadBlockLength ( Sep 20 04:16:20.904 INFO kablam! 922 | | ($state : expr, $result : expr , $table : expr) => { Sep 20 04:16:20.904 INFO kablam! 923 | | SafeReadBlockLengthFromIndex(&mut $state, &mut $result, Sep 20 04:16:20.904 INFO kablam! 924 | | SafeReadBlockLengthIndex($state.substate_read_block_length, Sep 20 04:16:20.904 INFO kablam! ... | Sep 20 04:16:20.904 INFO kablam! 928 | | }; Sep 20 04:16:20.904 INFO kablam! 929 | | ); Sep 20 04:16:20.904 INFO kablam! | |__^ Sep 20 04:16:20.904 INFO kablam! | Sep 20 04:16:20.904 INFO kablam! = note: #[warn(unused_macros)] on by default Sep 20 04:16:20.908 INFO kablam! Sep 20 04:16:21.129 INFO kablam! warning: unused macro definition Sep 20 04:16:21.129 INFO kablam! --> src/lib.rs:921:1 Sep 20 04:16:21.129 INFO kablam! | Sep 20 04:16:21.130 INFO kablam! 921 | / macro_rules! SafeReadBlockLength ( Sep 20 04:16:21.130 INFO kablam! 922 | | ($state : expr, $result : expr , $table : expr) => { Sep 20 04:16:21.130 INFO kablam! 923 | | SafeReadBlockLengthFromIndex(&mut $state, &mut $result, Sep 20 04:16:21.130 INFO kablam! 924 | | SafeReadBlockLengthIndex($state.substate_read_block_length, Sep 20 04:16:21.131 INFO kablam! ... | Sep 20 04:16:21.131 INFO kablam! 928 | | }; Sep 20 04:16:21.131 INFO kablam! 929 | | ); Sep 20 04:16:21.132 INFO kablam! | |__^ Sep 20 04:16:21.132 INFO kablam! | Sep 20 04:16:21.132 INFO kablam! = note: #[warn(unused_macros)] on by default Sep 20 04:16:21.133 INFO kablam! Sep 20 04:16:22.384 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:22.384 INFO kablam! --> src/lib.rs:131:22 Sep 20 04:16:22.385 INFO kablam! | Sep 20 04:16:22.385 INFO kablam! 131 | mut value : &mut u32, Sep 20 04:16:22.385 INFO kablam! | ----^^^^^ Sep 20 04:16:22.385 INFO kablam! | | Sep 20 04:16:22.385 INFO kablam! | help: remove this `mut` Sep 20 04:16:22.385 INFO kablam! | Sep 20 04:16:22.386 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 20 04:16:22.386 INFO kablam! Sep 20 04:16:22.454 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:22.455 INFO kablam! --> src/lib.rs:1271:45 Sep 20 04:16:22.458 INFO kablam! | Sep 20 04:16:22.458 INFO kablam! 1271 | mut s : &mut BlockTypeAndLengthState, Sep 20 04:16:22.459 INFO kablam! | ----^ Sep 20 04:16:22.459 INFO kablam! | | Sep 20 04:16:22.459 INFO kablam! | help: remove this `mut` Sep 20 04:16:22.459 INFO kablam! Sep 20 04:16:22.459 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:22.459 INFO kablam! --> src/lib.rs:1272:45 Sep 20 04:16:22.459 INFO kablam! | Sep 20 04:16:22.459 INFO kablam! 1272 | mut br : &mut bit_reader::BrotliBitReader, Sep 20 04:16:22.459 INFO kablam! | ----^^ Sep 20 04:16:22.459 INFO kablam! | | Sep 20 04:16:22.459 INFO kablam! | help: remove this `mut` Sep 20 04:16:22.459 INFO kablam! Sep 20 04:16:22.459 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:22.459 INFO kablam! --> src/lib.rs:1332:45 Sep 20 04:16:22.459 INFO kablam! | Sep 20 04:16:22.459 INFO kablam! 1332 | mut s : &mut BrotliState src/lib.rs:1377:45 Sep 20 04:16:22.464 INFO kablam! | Sep 20 04:16:22.464 INFO kablam! 1377 | mut s : &mut BrotliState, input : &[u8]) -> bool { Sep 20 04:16:22.464 INFO kablam! | ----^ Sep 20 04:16:22.464 INFO kablam! | | Sep 20 04:16:22.465 INFO kablam! | help: remove this `mut` Sep 20 04:16:22.465 INFO kablam! Sep 20 04:16:22.465 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:22.465 INFO kablam! --> src/lib.rs:1390:45 Sep 20 04:16:22.470 INFO kablam! | Sep 20 04:16:22.470 INFO kablam! 1390 | AllocHC : alloc::Allocator> (mut s : &mut BrotliState, input : &[u8]) { Sep 20 04:16:22.471 INFO kablam! | ----^ Sep 20 04:16:22.471 INFO kablam! | | Sep 20 04:16:22.471 INFO kablam! | help: remove this `mut` Sep 20 04:16:22.474 INFO kablam! Sep 20 04:16:22.474 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:22.474 INFO kablam! --> src/lib.rs:1398:45 Sep 20 04:16:22.475 INFO kablam! | Sep 20 04:16:22.475 INFO kablam! 1398 | AllocHC : alloc::Allocator> (mut s : &mut BrotliState, input : &[u8]) -> bool { Sep 20 04:16:22.475 INFO kablam! | ----^ Sep 20 04:16:22.475 INFO kablam! | | Sep 20 04:16:22.475 INFO kablam! | help: remove this `mut` Sep 20 04:16:22.475 INFO kablam! Sep 20 04:16:22.475 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:22.475 INFO kablam! --> src/lib.rs:1409:45 Sep 20 04:16:22.475 INFO kablam! | Sep 20 04:16:22.475 INFO kablam! 1409 | mut s : &mut BrotliState, input : &[u8]) -> bool { Sep 20 04:16:22.475 INFO kablam! | ----^ Sep 20 04:16:22.475 INFO kablam! | | Sep 20 04:16:22.475 INFO kablam! | help: remove this `mut` Sep 20 04:16:22.475 INFO kablam! Sep 20 04:16:22.475 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:22.475 INFO kablam! --> src/lib.rs:1424:45 Sep 20 04:16:22.477 INFO kablam! | Sep 20 04:16:22.477 INFO kablam! 1424 | AllocHC : alloc::Allocator> (mut s : &mut BrotliState, input : &[u8]) { Sep 20 04:16:22.478 INFO kablam! | ----^ Sep 20 04:16:22.478 INFO kablam! | | Sep 20 04:16:22.478 INFO kablam! | help: remove this `mut` Sep 20 04:16:22.478 INFO kablam! Sep 20 04:16:22.478 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:22.478 INFO kablam! --> src/lib.rs:1433:45 Sep 20 04:16:22.478 INFO kablam! | Sep 20 04:16:22.478 INFO kablam! 1433 | AllocHC : alloc::Allocator> (mut s : &mut BrotliState, input : &[u8]) -> bool { Sep 20 04:16:22.478 INFO kablam! | ----^ Sep 20 04:16:22.478 INFO kablam! | | Sep 20 04:16:22.478 INFO kablam! | help: remove this `mut` Sep 20 04:16:22.478 INFO kablam! Sep 20 04:16:22.502 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:22.502 INFO kablam! --> src/lib.rs:1440:33 Sep 20 04:16:22.503 INFO kablam! | Sep 20 04:16:22.503 INFO kablam! 1440 | (available_out : &mut usize, mut output : &mut [u8], mut output_offset : &mut usize, Sep 20 04:16:22.503 INFO kablam! | ----^^^^^^ Sep 20 04:16:22.503 INFO kablam! | | Sep 20 04:16:22.503 INFO kablam! | help: remove this `mut` Sep 20 04:16:22.503 INFO kablam! Sep 20 04:16:22.503 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:22.503 INFO kablam! --> src/lib.rs:1440:57 Sep 20 04:16:22.503 INFO kablam! | Sep 20 04:16:22.503 INFO kablam! 1440 | (available_out : &mut usize, mut output : &mut [u8], mut output_offset : &mut usize, Sep 20 04:16:22.503 INFO kablam! | ----^^^^^^^^^^^^^ Sep 20 04:16:22.503 INFO kablam! | | Sep 20 04:16:22.503 INFO kablam! | help: remove this `mut` Sep 20 04:16:22.503 INFO kablam! Sep 20 04:16:22.503 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:22.503 INFO kablam! --> src/lib.rs:1441:20 Sep 20 04:16:22.503 INFO kablam! | Sep 20 04:16:22.503 INFO kablam! 1441 | mut total_out : &mut usize, s : &mut BrotliState) -> BrotliResult { Sep 20 04:16:22.503 INFO kablam! | ----^^^^^^^^^ Sep 20 04:16:22.503 INFO kablam! | | Sep 20 04:16:22.503 INFO kablam! | help: remove this `mut` Sep 20 04:16:22.503 INFO kablam! Sep 20 04:16:22.919 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:22.919 INFO kablam! --> src/lib.rs:2198:3 Sep 20 04:16:22.919 INFO kablam! | Sep 20 04:16:22.919 INFO kablam! 2198 | mut available_in : &mut usize, input_offset : &mut usize, xinput : &[u8], // ugly that we are mutable Sep 20 04:16:22.919 INFO kablam! | ----^^^^^^^^^^^^ Sep 20 04:16:22.919 INFO kablam! | | Sep 20 04:16:22.919 INFO kablam! | help: remove this `mut` Sep 20 04:16:22.919 INFO kablam! Sep 20 04:16:23.039 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:23.039 INFO kablam! --> src/transform.rs:284:9 Sep 20 04:16:23.039 INFO kablam! | Sep 20 04:16:23.039 INFO kablam! 284 | let mut uppercase = &mut dst[(idx - len) as usize ..]; Sep 20 04:16:23.039 INFO kablam! | ----^^^^^^^^^ Sep 20 04:16:23.039 INFO kablam! | | Sep 20 04:16:23.039 INFO kablam! | help: remove this `mut` Sep 20 04:16:23.039 INFO kablam! Sep 20 04:16:45.915 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:45.915 INFO kablam! --> src/bin/brot.rs:76:63 Sep 20 04:16:45.915 INFO kablam! | Sep 20 04:16:45.915 INFO kablam! 76 | pub fn decompress (r : &mut InputType, mut w : &mut OutputType) -> Result<(), io::Error> Sep 20 04:16:45.915 INFO kablam! | ----^ Sep 20 04:16:45.915 INFO kablam! | | Sep 20 04:16:45.915 INFO kablam! | help: remove this `mut` Sep 20 04:16:45.915 INFO kablam! | Sep 20 04:16:45.915 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 20 04:16:45.915 INFO kablam! Sep 20 04:16:46.214 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:46.214 INFO kablam! --> src/lib.rs:131:22 Sep 20 04:16:46.215 INFO kablam! | Sep 20 04:16:46.215 INFO kablam! 131 | mut value : &mut u32, Sep 20 04:16:46.215 INFO kablam! | ----^^^^^ Sep 20 04:16:46.215 INFO kablam! | | Sep 20 04:16:46.215 INFO kablam! | help: remove this `mut` Sep 20 04:16:46.215 INFO kablam! | Sep 20 04:16:46.215 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 20 04:16:46.215 INFO kablam! Sep 20 04:16:46.279 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:46.279 INFO kablam! --> src/lib.rs:1271:45 Sep 20 04:16:46.279 INFO kablam! | Sep 20 04:16:46.279 INFO kablam! 1271 | mut s : &mut BlockTypeAndLengthState, Sep 20 04:16:46.279 INFO kablam! | ----^ Sep 20 04:16:46.279 INFO kablam! | | Sep 20 04:16:46.279 INFO kablam! | help: remove this `mut` Sep 20 04:16:46.279 INFO kablam! Sep 20 04:16:46.279 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:46.279 INFO kablam! --> src/lib.rs:1272:45 Sep 20 04:16:46.279 INFO kablam! | Sep 20 04:16:46.279 INFO kablam! 1272 | mut br : &mut bit_reader::BrotliBitReader, Sep 20 04:16:46.279 INFO kablam! | ----^^ Sep 20 04:16:46.279 INFO kablam! | | Sep 20 04:16:46.279 INFO kablam! | help: remove this `mut` Sep 20 04:16:46.279 INFO kablam! Sep 20 04:16:46.279 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:46.279 INFO kablam! --> src/lib.rs:1332:45 Sep 20 04:16:46.279 INFO kablam! | Sep 20 04:16:46.279 INFO kablam! 1332 | mut s : &mut BrotliState src/lib.rs:1377:45 Sep 20 04:16:46.279 INFO kablam! | Sep 20 04:16:46.279 INFO kablam! 1377 | mut s : &mut BrotliState, input : &[u8]) -> bool { Sep 20 04:16:46.279 INFO kablam! | ----^ Sep 20 04:16:46.279 INFO kablam! | | Sep 20 04:16:46.279 INFO kablam! | help: remove this `mut` Sep 20 04:16:46.279 INFO kablam! Sep 20 04:16:46.279 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:46.279 INFO kablam! --> src/lib.rs:1390:45 Sep 20 04:16:46.279 INFO kablam! | Sep 20 04:16:46.279 INFO kablam! 1390 | AllocHC : alloc::Allocator> (mut s : &mut BrotliState, input : &[u8]) { Sep 20 04:16:46.279 INFO kablam! | ----^ Sep 20 04:16:46.279 INFO kablam! | | Sep 20 04:16:46.279 INFO kablam! | help: remove this `mut` Sep 20 04:16:46.279 INFO kablam! Sep 20 04:16:46.279 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:46.279 INFO kablam! --> src/lib.rs:1398:45 Sep 20 04:16:46.279 INFO kablam! | Sep 20 04:16:46.279 INFO kablam! 1398 | AllocHC : alloc::Allocator> (mut s : &mut BrotliState, input : &[u8]) -> bool { Sep 20 04:16:46.279 INFO kablam! | ----^ Sep 20 04:16:46.279 INFO kablam! | | Sep 20 04:16:46.279 INFO kablam! | help: remove this `mut` Sep 20 04:16:46.279 INFO kablam! Sep 20 04:16:46.290 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:46.291 INFO kablam! --> src/lib.rs:1409:45 Sep 20 04:16:46.291 INFO kablam! | Sep 20 04:16:46.291 INFO kablam! 1409 | mut s : &mut BrotliState, input : &[u8]) -> bool { Sep 20 04:16:46.291 INFO kablam! | ----^ Sep 20 04:16:46.291 INFO kablam! | | Sep 20 04:16:46.291 INFO kablam! | help: remove this `mut` Sep 20 04:16:46.291 INFO kablam! Sep 20 04:16:46.291 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:46.291 INFO kablam! --> src/lib.rs:1424:45 Sep 20 04:16:46.291 INFO kablam! | Sep 20 04:16:46.291 INFO kablam! 1424 | AllocHC : alloc::Allocator> (mut s : &mut BrotliState, input : &[u8]) { Sep 20 04:16:46.291 INFO kablam! | ----^ Sep 20 04:16:46.291 INFO kablam! | | Sep 20 04:16:46.291 INFO kablam! | help: remove this `mut` Sep 20 04:16:46.291 INFO kablam! Sep 20 04:16:46.291 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:46.291 INFO kablam! --> src/lib.rs:1433:45 Sep 20 04:16:46.291 INFO kablam! | Sep 20 04:16:46.291 INFO kablam! 1433 | AllocHC : alloc::Allocator> (mut s : &mut BrotliState, input : &[u8]) -> bool { Sep 20 04:16:46.291 INFO kablam! | ----^ Sep 20 04:16:46.291 INFO kablam! | | Sep 20 04:16:46.291 INFO kablam! | help: remove this `mut` Sep 20 04:16:46.291 INFO kablam! Sep 20 04:16:46.291 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:46.291 INFO kablam! --> src/lib.rs:1440:33 Sep 20 04:16:46.291 INFO kablam! | Sep 20 04:16:46.291 INFO kablam! 1440 | (available_out : &mut usize, mut output : &mut [u8], mut output_offset : &mut usize, Sep 20 04:16:46.291 INFO kablam! | ----^^^^^^ Sep 20 04:16:46.291 INFO kablam! | | Sep 20 04:16:46.291 INFO kablam! | help: remove this `mut` Sep 20 04:16:46.291 INFO kablam! Sep 20 04:16:46.291 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:46.291 INFO kablam! --> src/lib.rs:1440:57 Sep 20 04:16:46.291 INFO kablam! | Sep 20 04:16:46.291 INFO kablam! 1440 | (available_out : &mut usize, mut output : &mut [u8], mut output_offset : &mut usize, Sep 20 04:16:46.291 INFO kablam! | ----^^^^^^^^^^^^^ Sep 20 04:16:46.291 INFO kablam! | | Sep 20 04:16:46.291 INFO kablam! | help: remove this `mut` Sep 20 04:16:46.291 INFO kablam! Sep 20 04:16:46.291 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:46.291 INFO kablam! --> src/lib.rs:1441:20 Sep 20 04:16:46.291 INFO kablam! | Sep 20 04:16:46.291 INFO kablam! 1441 | mut total_out : &mut usize, s : &mut BrotliState) -> BrotliResult { Sep 20 04:16:46.291 INFO kablam! | ----^^^^^^^^^ Sep 20 04:16:46.291 INFO kablam! | | Sep 20 04:16:46.291 INFO kablam! | help: remove this `mut` Sep 20 04:16:46.291 INFO kablam! Sep 20 04:16:46.611 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:46.611 INFO kablam! --> src/lib.rs:2198:3 Sep 20 04:16:46.611 INFO kablam! | Sep 20 04:16:46.611 INFO kablam! 2198 | mut available_in : &mut usize, input_offset : &mut usize, xinput : &[u8], // ugly that we are mutable Sep 20 04:16:46.611 INFO kablam! | ----^^^^^^^^^^^^ Sep 20 04:16:46.611 INFO kablam! | | Sep 20 04:16:46.611 INFO kablam! | help: remove this `mut` Sep 20 04:16:46.611 INFO kablam! Sep 20 04:16:46.835 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:46.835 INFO kablam! --> src/bin/brot.rs:76:63 Sep 20 04:16:46.835 INFO kablam! | Sep 20 04:16:46.835 INFO kablam! 76 | pub fn decompress (r : &mut InputType, mut w : &mut OutputType) -> Result<(), io::Error> Sep 20 04:16:46.835 INFO kablam! | ----^ Sep 20 04:16:46.835 INFO kablam! | | Sep 20 04:16:46.835 INFO kablam! | help: remove this `mut` Sep 20 04:16:46.835 INFO kablam! | Sep 20 04:16:46.835 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 20 04:16:46.835 INFO kablam! Sep 20 04:16:46.855 INFO kablam! warning: variable does not need to be mutable Sep 20 04:16:46.855 INFO kablam! --> src/transform.rs:284:9 Sep 20 04:16:46.855 INFO kablam! | Sep 20 04:16:46.855 INFO kablam! 284 | let mut uppercase = &mut dst[(idx - len) as usize ..]; Sep 20 04:16:46.855 INFO kablam! | ----^^^^^^^^^ Sep 20 04:16:46.855 INFO kablam! | | Sep 20 04:16:46.855 INFO kablam! | help: remove this `mut` Sep 20 04:16:46.855 INFO kablam! Sep 20 04:16:47.310 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 27.54s Sep 20 04:16:47.314 INFO kablam! su: No module specific data is present Sep 20 04:16:47.862 INFO running `"docker" "rm" "-f" "bca6f88903ca60997bc2be69f014e68e1031816d33eb157cb8a1909c39b39bc8"` Sep 20 04:16:47.919 INFO blam! bca6f88903ca60997bc2be69f014e68e1031816d33eb157cb8a1909c39b39bc8