Oct 12 20:09:39.626 INFO checking jacobvaneijk/dmr against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 20:09:39.626 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 20:09:40.122 INFO blam! a1c84ad90a5ebb241597ad690edeb834132b9e0fc0a5b333f8ce58475d384da3
Oct 12 20:09:40.124 INFO running `"docker" "start" "-a" "a1c84ad90a5ebb241597ad690edeb834132b9e0fc0a5b333f8ce58475d384da3"`
Oct 12 20:09:41.944 INFO kablam! usermod: no changes
Oct 12 20:09:42.033 INFO kablam!     Checking dmr v0.1.0 (/source)
Oct 12 20:09:42.528 INFO kablam! warning: unused variable: `output`
Oct 12 20:09:42.529 INFO kablam!   --> src/main.rs:47:9
Oct 12 20:09:42.529 INFO kablam!    |
Oct 12 20:09:42.529 INFO kablam! 47 |     let output = match matches.opt_str("o") {
Oct 12 20:09:42.529 INFO kablam!    |         ^^^^^^ help: consider using `_output` instead
Oct 12 20:09:42.529 INFO kablam!    |
Oct 12 20:09:42.536 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 20:09:42.536 INFO kablam! 
Oct 12 20:09:42.557 INFO kablam! warning: variable does not need to be mutable
Oct 12 20:09:42.557 INFO kablam!   --> src/driver.rs:28:9
Oct 12 20:09:42.557 INFO kablam!    |
Oct 12 20:09:42.557 INFO kablam! 28 |     let mut src = match read_file(filename) {
Oct 12 20:09:42.557 INFO kablam!    |         ----^^^
Oct 12 20:09:42.557 INFO kablam!    |         |
Oct 12 20:09:42.557 INFO kablam!    |         help: remove this `mut`
Oct 12 20:09:42.557 INFO kablam!    |
Oct 12 20:09:42.557 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 20:09:42.557 INFO kablam! 
Oct 12 20:09:42.856 INFO kablam! warning: unused variable: `output`
Oct 12 20:09:42.857 INFO kablam!   --> src/main.rs:47:9
Oct 12 20:09:42.857 INFO kablam!    |
Oct 12 20:09:42.857 INFO kablam! 47 |     let output = match matches.opt_str("o") {
Oct 12 20:09:42.857 INFO kablam!    |         ^^^^^^ help: consider using `_output` instead
Oct 12 20:09:42.857 INFO kablam!    |
Oct 12 20:09:42.858 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 20:09:42.858 INFO kablam! 
Oct 12 20:09:42.866 INFO kablam! warning: variable does not need to be mutable
Oct 12 20:09:42.867 INFO kablam!   --> src/driver.rs:28:9
Oct 12 20:09:42.867 INFO kablam!    |
Oct 12 20:09:42.867 INFO kablam! 28 |     let mut src = match read_file(filename) {
Oct 12 20:09:42.867 INFO kablam!    |         ----^^^
Oct 12 20:09:42.867 INFO kablam!    |         |
Oct 12 20:09:42.867 INFO kablam!    |         help: remove this `mut`
Oct 12 20:09:42.868 INFO kablam!    |
Oct 12 20:09:42.868 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 20:09:42.868 INFO kablam! 
Oct 12 20:09:42.882 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Oct 12 20:09:42.885 INFO kablam! su: No module specific data is present
Oct 12 20:09:43.800 INFO running `"docker" "rm" "-f" "a1c84ad90a5ebb241597ad690edeb834132b9e0fc0a5b333f8ce58475d384da3"`
Oct 12 20:09:44.028 INFO blam! a1c84ad90a5ebb241597ad690edeb834132b9e0fc0a5b333f8ce58475d384da3