Oct 12 19:24:50.541 INFO checking julian-goldsmith/huffman-rust against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 19:24:50.541 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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 19:24:50.801 INFO blam! c5d7b17aea475d7fe6922acc9ad3416532b7590365689659fdf2af068fb48e94
Oct 12 19:24:50.808 INFO running `"docker" "start" "-a" "c5d7b17aea475d7fe6922acc9ad3416532b7590365689659fdf2af068fb48e94"`
Oct 12 19:24:51.540 INFO kablam! usermod: no changes
Oct 12 19:24:51.576 INFO kablam!     Checking huffman-rust v0.1.0 (/source)
Oct 12 19:24:51.936 INFO kablam! warning: unused imports: `ReadBytesExt`, `WriteBytesExt`
Oct 12 19:24:51.936 INFO kablam!  --> src/huffman/mod.rs:8:17
Oct 12 19:24:51.936 INFO kablam!   |
Oct 12 19:24:51.936 INFO kablam! 8 | use byteorder::{ReadBytesExt, WriteBytesExt};
Oct 12 19:24:51.936 INFO kablam!   |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^^
Oct 12 19:24:51.936 INFO kablam!   |
Oct 12 19:24:51.936 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 19:24:51.936 INFO kablam! 
Oct 12 19:24:51.936 INFO kablam! warning: unused import: `std::iter`
Oct 12 19:24:51.936 INFO kablam!  --> src/rle.rs:1:5
Oct 12 19:24:51.936 INFO kablam!   |
Oct 12 19:24:51.936 INFO kablam! 1 | use std::iter;
Oct 12 19:24:51.936 INFO kablam!   |     ^^^^^^^^^
Oct 12 19:24:51.936 INFO kablam! 
Oct 12 19:24:52.032 INFO kablam! warning: unused imports: `ReadBytesExt`, `WriteBytesExt`
Oct 12 19:24:52.032 INFO kablam!  --> src/huffman/mod.rs:8:17
Oct 12 19:24:52.032 INFO kablam!   |
Oct 12 19:24:52.032 INFO kablam! 8 | use byteorder::{ReadBytesExt, WriteBytesExt};
Oct 12 19:24:52.032 INFO kablam!   |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^^
Oct 12 19:24:52.032 INFO kablam!   |
Oct 12 19:24:52.032 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 19:24:52.032 INFO kablam! 
Oct 12 19:24:52.032 INFO kablam! warning: unused import: `std::iter`
Oct 12 19:24:52.032 INFO kablam!  --> src/rle.rs:1:5
Oct 12 19:24:52.032 INFO kablam!   |
Oct 12 19:24:52.032 INFO kablam! 1 | use std::iter;
Oct 12 19:24:52.032 INFO kablam!   |     ^^^^^^^^^
Oct 12 19:24:52.032 INFO kablam! 
Oct 12 19:24:52.188 INFO kablam! warning: unused variable: `err`
Oct 12 19:24:52.188 INFO kablam!    --> src/bitstream.rs:108:17
Oct 12 19:24:52.188 INFO kablam!     |
Oct 12 19:24:52.188 INFO kablam! 108 |             Err(err) => return Ok(None),        // FIXME: handle non-EOF
Oct 12 19:24:52.189 INFO kablam!     |                 ^^^ help: consider using `_err` instead
Oct 12 19:24:52.189 INFO kablam!     |
Oct 12 19:24:52.189 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 12 19:24:52.189 INFO kablam! 
Oct 12 19:24:52.212 INFO kablam! warning: variable does not need to be mutable
Oct 12 19:24:52.212 INFO kablam!   --> src/huffman/mod.rs:25:27
Oct 12 19:24:52.212 INFO kablam!    |
Oct 12 19:24:52.212 INFO kablam! 25 |     fn write_freqs(&self, mut writer: &mut Write) -> io::Result<usize> {
Oct 12 19:24:52.212 INFO kablam!    |                           ----^^^^^^
Oct 12 19:24:52.212 INFO kablam!    |                           |
Oct 12 19:24:52.212 INFO kablam!    |                           help: remove this `mut`
Oct 12 19:24:52.212 INFO kablam!    |
Oct 12 19:24:52.212 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 19:24:52.212 INFO kablam! 
Oct 12 19:24:52.296 INFO kablam! warning: unused variable: `err`
Oct 12 19:24:52.296 INFO kablam!    --> src/bitstream.rs:108:17
Oct 12 19:24:52.296 INFO kablam!     |
Oct 12 19:24:52.296 INFO kablam! 108 |             Err(err) => return Ok(None),        // FIXME: handle non-EOF
Oct 12 19:24:52.296 INFO kablam!     |                 ^^^ help: consider using `_err` instead
Oct 12 19:24:52.296 INFO kablam!     |
Oct 12 19:24:52.296 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 12 19:24:52.296 INFO kablam! 
Oct 12 19:24:52.316 INFO kablam! warning: variable does not need to be mutable
Oct 12 19:24:52.316 INFO kablam!   --> src/huffman/mod.rs:25:27
Oct 12 19:24:52.316 INFO kablam!    |
Oct 12 19:24:52.316 INFO kablam! 25 |     fn write_freqs(&self, mut writer: &mut Write) -> io::Result<usize> {
Oct 12 19:24:52.316 INFO kablam!    |                           ----^^^^^^
Oct 12 19:24:52.316 INFO kablam!    |                           |
Oct 12 19:24:52.316 INFO kablam!    |                           help: remove this `mut`
Oct 12 19:24:52.316 INFO kablam!    |
Oct 12 19:24:52.316 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 19:24:52.316 INFO kablam! 
Oct 12 19:24:52.408 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Oct 12 19:24:52.414 INFO kablam! su: No module specific data is present
Oct 12 19:24:53.262 INFO running `"docker" "rm" "-f" "c5d7b17aea475d7fe6922acc9ad3416532b7590365689659fdf2af068fb48e94"`
Oct 12 19:24:53.597 INFO blam! c5d7b17aea475d7fe6922acc9ad3416532b7590365689659fdf2af068fb48e94