Nov 01 02:58:09.675 INFO checking joshuaholmes/rustboy9001 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 02:58:09.677 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-0/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 02:58:10.184 INFO blam! 02f171d42a73b3468127db9658cbe4a22425f24cebb53f2903eafdd48e4e8df3
Nov 01 02:58:10.197 INFO running `"docker" "start" "-a" "02f171d42a73b3468127db9658cbe4a22425f24cebb53f2903eafdd48e4e8df3"`
Nov 01 02:58:11.843 INFO kablam! usermod: no changes
Nov 01 02:58:11.948 INFO kablam!     Checking rustboy9001 v0.1.0 (/source)
Nov 01 02:58:12.377 INFO kablam! warning: unused import: `std::str`
Nov 01 02:58:12.377 INFO kablam!  --> src/main.rs:7:5
Nov 01 02:58:12.377 INFO kablam!   |
Nov 01 02:58:12.377 INFO kablam! 7 | use std::str;
Nov 01 02:58:12.377 INFO kablam!   |     ^^^^^^^^
Nov 01 02:58:12.377 INFO kablam!   |
Nov 01 02:58:12.377 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 02:58:12.377 INFO kablam! 
Nov 01 02:58:12.588 INFO kablam! warning: unused import: `std::str`
Nov 01 02:58:12.588 INFO kablam!  --> src/main.rs:7:5
Nov 01 02:58:12.588 INFO kablam!   |
Nov 01 02:58:12.588 INFO kablam! 7 | use std::str;
Nov 01 02:58:12.588 INFO kablam!   |     ^^^^^^^^
Nov 01 02:58:12.588 INFO kablam!   |
Nov 01 02:58:12.588 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 02:58:12.588 INFO kablam! 
Nov 01 02:58:12.745 INFO kablam! warning: variable does not need to be mutable
Nov 01 02:58:12.746 INFO kablam!  --> src/util.rs:9:31
Nov 01 02:58:12.746 INFO kablam!   |
Nov 01 02:58:12.746 INFO kablam! 9 | pub fn get_subarray_of_vector(mut arr: &mut [u8], vec: &Vec<u8>, start: usize) {
Nov 01 02:58:12.746 INFO kablam!   |                               ----^^^
Nov 01 02:58:12.746 INFO kablam!   |                               |
Nov 01 02:58:12.746 INFO kablam!   |                               help: remove this `mut`
Nov 01 02:58:12.746 INFO kablam!   |
Nov 01 02:58:12.746 INFO kablam!   = note: #[warn(unused_mut)] on by default
Nov 01 02:58:12.746 INFO kablam! 
Nov 01 02:58:12.793 INFO kablam! warning: variable does not need to be mutable
Nov 01 02:58:12.794 INFO kablam!  --> src/util.rs:9:31
Nov 01 02:58:12.794 INFO kablam!   |
Nov 01 02:58:12.794 INFO kablam! 9 | pub fn get_subarray_of_vector(mut arr: &mut [u8], vec: &Vec<u8>, start: usize) {
Nov 01 02:58:12.794 INFO kablam!   |                               ----^^^
Nov 01 02:58:12.794 INFO kablam!   |                               |
Nov 01 02:58:12.794 INFO kablam!   |                               help: remove this `mut`
Nov 01 02:58:12.794 INFO kablam!   |
Nov 01 02:58:12.794 INFO kablam!   = note: #[warn(unused_mut)] on by default
Nov 01 02:58:12.794 INFO kablam! 
Nov 01 02:58:12.836 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
Nov 01 02:58:12.839 INFO kablam! su: No module specific data is present
Nov 01 02:58:14.127 INFO running `"docker" "rm" "-f" "02f171d42a73b3468127db9658cbe4a22425f24cebb53f2903eafdd48e4e8df3"`
Nov 01 02:58:14.448 INFO blam! 02f171d42a73b3468127db9658cbe4a22425f24cebb53f2903eafdd48e4e8df3