Nov 28 03:04:37.427 INFO checking joshuaholmes/rustboy9001 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 03:04:37.428 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 03:04:37.908 INFO [stdout] d38113ea271d4de14c089113e0f974bc42b8e1aee9096bae1de47f8b9e7b36ec
Nov 28 03:04:37.910 INFO running `"docker" "start" "-a" "d38113ea271d4de14c089113e0f974bc42b8e1aee9096bae1de47f8b9e7b36ec"`
Nov 28 03:04:39.500 INFO [stderr] usermod: no changes
Nov 28 03:04:39.560 INFO [stderr]     Checking rustboy9001 v0.1.0 (/source)
Nov 28 03:04:39.940 INFO [stderr] warning: unused import: `std::str`
Nov 28 03:04:39.940 INFO [stderr]  --> src/main.rs:7:5
Nov 28 03:04:39.940 INFO [stderr]   |
Nov 28 03:04:39.940 INFO [stderr] 7 | use std::str;
Nov 28 03:04:39.940 INFO [stderr]   |     ^^^^^^^^
Nov 28 03:04:39.940 INFO [stderr]   |
Nov 28 03:04:39.940 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 03:04:39.940 INFO [stderr] 
Nov 28 03:04:39.972 INFO [stderr] warning: unused import: `std::str`
Nov 28 03:04:39.972 INFO [stderr]  --> src/main.rs:7:5
Nov 28 03:04:39.972 INFO [stderr]   |
Nov 28 03:04:39.972 INFO [stderr] 7 | use std::str;
Nov 28 03:04:39.972 INFO [stderr]   |     ^^^^^^^^
Nov 28 03:04:39.972 INFO [stderr]   |
Nov 28 03:04:39.972 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 03:04:39.972 INFO [stderr] 
Nov 28 03:04:40.248 INFO [stderr] warning: variable does not need to be mutable
Nov 28 03:04:40.251 INFO [stderr]  --> src/util.rs:9:31
Nov 28 03:04:40.251 INFO [stderr]   |
Nov 28 03:04:40.251 INFO [stderr] 9 | pub fn get_subarray_of_vector(mut arr: &mut [u8], vec: &Vec<u8>, start: usize) {
Nov 28 03:04:40.251 INFO [stderr]   |                               ----^^^
Nov 28 03:04:40.251 INFO [stderr]   |                               |
Nov 28 03:04:40.251 INFO [stderr]   |                               help: remove this `mut`
Nov 28 03:04:40.251 INFO [stderr]   |
Nov 28 03:04:40.251 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 28 03:04:40.251 INFO [stderr] 
Nov 28 03:04:40.340 INFO [stderr] warning: variable does not need to be mutable
Nov 28 03:04:40.340 INFO [stderr]  --> src/util.rs:9:31
Nov 28 03:04:40.340 INFO [stderr]   |
Nov 28 03:04:40.340 INFO [stderr] 9 | pub fn get_subarray_of_vector(mut arr: &mut [u8], vec: &Vec<u8>, start: usize) {
Nov 28 03:04:40.340 INFO [stderr]   |                               ----^^^
Nov 28 03:04:40.340 INFO [stderr]   |                               |
Nov 28 03:04:40.340 INFO [stderr]   |                               help: remove this `mut`
Nov 28 03:04:40.340 INFO [stderr]   |
Nov 28 03:04:40.340 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 28 03:04:40.340 INFO [stderr] 
Nov 28 03:04:40.393 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
Nov 28 03:04:40.396 INFO [stderr] su: No module specific data is present
Nov 28 03:04:41.670 INFO running `"docker" "inspect" "d38113ea271d4de14c089113e0f974bc42b8e1aee9096bae1de47f8b9e7b36ec"`
Nov 28 03:04:41.890 INFO running `"docker" "rm" "-f" "d38113ea271d4de14c089113e0f974bc42b8e1aee9096bae1de47f8b9e7b36ec"`
Nov 28 03:04:42.193 INFO [stdout] d38113ea271d4de14c089113e0f974bc42b8e1aee9096bae1de47f8b9e7b36ec