Dec 12 06:49:48.937 INFO checking strider-0.1.3 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 06:49:48.937 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 06:49:49.197 INFO [stdout] d2c60d02de64b7950435474da472b85c536b2defe60e2f7450ac3e94050a8577
Dec 12 06:49:49.204 INFO running `"docker" "start" "-a" "d2c60d02de64b7950435474da472b85c536b2defe60e2f7450ac3e94050a8577"`
Dec 12 06:49:49.780 INFO [stderr] usermod: no changes
Dec 12 06:49:49.797 INFO [stderr]     Checking strider v0.1.3 (/source)
Dec 12 06:49:51.308 INFO [stderr] warning: variable does not need to be mutable
Dec 12 06:49:51.308 INFO [stderr]   --> tests/lib.rs:17:13
Dec 12 06:49:51.308 INFO [stderr]    |
Dec 12 06:49:51.308 INFO [stderr] 17 |         let mut input_buffer: &mut [u8] = &mut [0; 4];
Dec 12 06:49:51.308 INFO [stderr]    |             ----^^^^^^^^^^^^
Dec 12 06:49:51.308 INFO [stderr]    |             |
Dec 12 06:49:51.308 INFO [stderr]    |             help: remove this `mut`
Dec 12 06:49:51.308 INFO [stderr] ...
Dec 12 06:49:51.308 INFO [stderr] 50 |     test_string_windowing!(VecDeque::<u8>::new());
Dec 12 06:49:51.308 INFO [stderr]    |     ---------------------------------------------- in this macro invocation
Dec 12 06:49:51.308 INFO [stderr]    |
Dec 12 06:49:51.308 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 06:49:51.308 INFO [stderr] 
Dec 12 06:49:51.308 INFO [stderr] warning: variable does not need to be mutable
Dec 12 06:49:51.308 INFO [stderr]   --> tests/lib.rs:18:13
Dec 12 06:49:51.308 INFO [stderr]    |
Dec 12 06:49:51.308 INFO [stderr] 18 |         let mut window_buffer: &mut [u8] = &mut [0; WINDOW_SIZE];
Dec 12 06:49:51.308 INFO [stderr]    |             ----^^^^^^^^^^^^^
Dec 12 06:49:51.308 INFO [stderr]    |             |
Dec 12 06:49:51.308 INFO [stderr]    |             help: remove this `mut`
Dec 12 06:49:51.308 INFO [stderr] ...
Dec 12 06:49:51.308 INFO [stderr] 50 |     test_string_windowing!(VecDeque::<u8>::new());
Dec 12 06:49:51.308 INFO [stderr]    |     ---------------------------------------------- in this macro invocation
Dec 12 06:49:51.308 INFO [stderr] 
Dec 12 06:49:51.320 INFO [stderr] warning: variable does not need to be mutable
Dec 12 06:49:51.320 INFO [stderr]   --> tests/lib.rs:17:13
Dec 12 06:49:51.320 INFO [stderr]    |
Dec 12 06:49:51.320 INFO [stderr] 17 |         let mut input_buffer: &mut [u8] = &mut [0; 4];
Dec 12 06:49:51.320 INFO [stderr]    |             ----^^^^^^^^^^^^
Dec 12 06:49:51.320 INFO [stderr]    |             |
Dec 12 06:49:51.320 INFO [stderr]    |             help: remove this `mut`
Dec 12 06:49:51.320 INFO [stderr] ...
Dec 12 06:49:51.320 INFO [stderr] 54 |     test_string_windowing!(SliceRingImpl::<u8>::new());
Dec 12 06:49:51.320 INFO [stderr]    |     --------------------------------------------------- in this macro invocation
Dec 12 06:49:51.320 INFO [stderr] 
Dec 12 06:49:51.320 INFO [stderr] warning: variable does not need to be mutable
Dec 12 06:49:51.320 INFO [stderr]   --> tests/lib.rs:18:13
Dec 12 06:49:51.320 INFO [stderr]    |
Dec 12 06:49:51.320 INFO [stderr] 18 |         let mut window_buffer: &mut [u8] = &mut [0; WINDOW_SIZE];
Dec 12 06:49:51.320 INFO [stderr]    |             ----^^^^^^^^^^^^^
Dec 12 06:49:51.320 INFO [stderr]    |             |
Dec 12 06:49:51.320 INFO [stderr]    |             help: remove this `mut`
Dec 12 06:49:51.321 INFO [stderr] ...
Dec 12 06:49:51.321 INFO [stderr] 54 |     test_string_windowing!(SliceRingImpl::<u8>::new());
Dec 12 06:49:51.321 INFO [stderr]    |     --------------------------------------------------- in this macro invocation
Dec 12 06:49:51.321 INFO [stderr] 
Dec 12 06:49:51.499 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.71s
Dec 12 06:49:51.504 INFO [stderr] su: No module specific data is present
Dec 12 06:49:52.172 INFO running `"docker" "inspect" "d2c60d02de64b7950435474da472b85c536b2defe60e2f7450ac3e94050a8577"`
Dec 12 06:49:52.432 INFO running `"docker" "rm" "-f" "d2c60d02de64b7950435474da472b85c536b2defe60e2f7450ac3e94050a8577"`
Dec 12 06:49:52.676 INFO [stdout] d2c60d02de64b7950435474da472b85c536b2defe60e2f7450ac3e94050a8577