Nov 01 02:51:54.549 INFO checking julian-goldsmith/huffman-rust against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 02:51:54.550 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-2/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 02:51:54.920 INFO blam! 446f474658a01786dadae6c1abc8ce145c11095229cc7bfcb1c7a75323f9c4b8
Nov 01 02:51:54.925 INFO running `"docker" "start" "-a" "446f474658a01786dadae6c1abc8ce145c11095229cc7bfcb1c7a75323f9c4b8"`
Nov 01 02:51:55.584 INFO kablam! usermod: no changes
Nov 01 02:51:55.616 INFO kablam!     Checking huffman-rust v0.1.0 (/source)
Nov 01 02:51:55.863 INFO kablam! warning: unused imports: `ReadBytesExt`, `WriteBytesExt`
Nov 01 02:51:55.863 INFO kablam!  --> src/huffman/mod.rs:8:17
Nov 01 02:51:55.863 INFO kablam!   |
Nov 01 02:51:55.863 INFO kablam! 8 | use byteorder::{ReadBytesExt, WriteBytesExt};
Nov 01 02:51:55.863 INFO kablam!   |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^^
Nov 01 02:51:55.863 INFO kablam!   |
Nov 01 02:51:55.863 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 02:51:55.863 INFO kablam! 
Nov 01 02:51:55.863 INFO kablam! warning: unused import: `std::iter`
Nov 01 02:51:55.863 INFO kablam!  --> src/rle.rs:1:5
Nov 01 02:51:55.863 INFO kablam!   |
Nov 01 02:51:55.863 INFO kablam! 1 | use std::iter;
Nov 01 02:51:55.863 INFO kablam!   |     ^^^^^^^^^
Nov 01 02:51:55.863 INFO kablam! 
Nov 01 02:51:55.952 INFO kablam! warning: unused imports: `ReadBytesExt`, `WriteBytesExt`
Nov 01 02:51:55.952 INFO kablam!  --> src/huffman/mod.rs:8:17
Nov 01 02:51:55.953 INFO kablam!   |
Nov 01 02:51:55.953 INFO kablam! 8 | use byteorder::{ReadBytesExt, WriteBytesExt};
Nov 01 02:51:55.953 INFO kablam!   |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^^
Nov 01 02:51:55.953 INFO kablam!   |
Nov 01 02:51:55.954 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 02:51:55.954 INFO kablam! 
Nov 01 02:51:55.955 INFO kablam! warning: unused import: `std::iter`
Nov 01 02:51:55.955 INFO kablam!  --> src/rle.rs:1:5
Nov 01 02:51:55.955 INFO kablam!   |
Nov 01 02:51:55.955 INFO kablam! 1 | use std::iter;
Nov 01 02:51:55.956 INFO kablam!   |     ^^^^^^^^^
Nov 01 02:51:55.956 INFO kablam! 
Nov 01 02:51:56.096 INFO kablam! warning: unused variable: `err`
Nov 01 02:51:56.096 INFO kablam!    --> src/bitstream.rs:108:17
Nov 01 02:51:56.096 INFO kablam!     |
Nov 01 02:51:56.098 INFO kablam! 108 |             Err(err) => return Ok(None),        // FIXME: handle non-EOF
Nov 01 02:51:56.098 INFO kablam!     |                 ^^^ help: consider using `_err` instead
Nov 01 02:51:56.098 INFO kablam!     |
Nov 01 02:51:56.098 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 01 02:51:56.098 INFO kablam! 
Nov 01 02:51:56.104 INFO kablam! warning: variable does not need to be mutable
Nov 01 02:51:56.104 INFO kablam!   --> src/huffman/mod.rs:25:27
Nov 01 02:51:56.104 INFO kablam!    |
Nov 01 02:51:56.104 INFO kablam! 25 |     fn write_freqs(&self, mut writer: &mut Write) -> io::Result<usize> {
Nov 01 02:51:56.104 INFO kablam!    |                           ----^^^^^^
Nov 01 02:51:56.104 INFO kablam!    |                           |
Nov 01 02:51:56.104 INFO kablam!    |                           help: remove this `mut`
Nov 01 02:51:56.104 INFO kablam!    |
Nov 01 02:51:56.104 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 02:51:56.104 INFO kablam! 
Nov 01 02:51:56.264 INFO kablam! warning: unused variable: `err`
Nov 01 02:51:56.264 INFO kablam!    --> src/bitstream.rs:108:17
Nov 01 02:51:56.264 INFO kablam!     |
Nov 01 02:51:56.264 INFO kablam! 108 |             Err(err) => return Ok(None),        // FIXME: handle non-EOF
Nov 01 02:51:56.264 INFO kablam!     |                 ^^^ help: consider using `_err` instead
Nov 01 02:51:56.264 INFO kablam!     |
Nov 01 02:51:56.264 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 01 02:51:56.265 INFO kablam! 
Nov 01 02:51:56.280 INFO kablam! warning: variable does not need to be mutable
Nov 01 02:51:56.280 INFO kablam!   --> src/huffman/mod.rs:25:27
Nov 01 02:51:56.280 INFO kablam!    |
Nov 01 02:51:56.280 INFO kablam! 25 |     fn write_freqs(&self, mut writer: &mut Write) -> io::Result<usize> {
Nov 01 02:51:56.280 INFO kablam!    |                           ----^^^^^^
Nov 01 02:51:56.280 INFO kablam!    |                           |
Nov 01 02:51:56.280 INFO kablam!    |                           help: remove this `mut`
Nov 01 02:51:56.280 INFO kablam!    |
Nov 01 02:51:56.280 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 02:51:56.280 INFO kablam! 
Nov 01 02:51:56.373 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Nov 01 02:51:56.373 INFO kablam! su: No module specific data is present
Nov 01 02:51:57.095 INFO running `"docker" "rm" "-f" "446f474658a01786dadae6c1abc8ce145c11095229cc7bfcb1c7a75323f9c4b8"`
Nov 01 02:51:57.348 INFO blam! 446f474658a01786dadae6c1abc8ce145c11095229cc7bfcb1c7a75323f9c4b8