Oct 12 22:58:05.565 INFO checking datrs/bitfield-rle against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 22:58:05.566 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/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 22:58:06.056 INFO blam! 2fde0e828d2b3c93fa500c996590d65664b1dda2da3c2715134338e89a7fa87d
Oct 12 22:58:06.068 INFO running `"docker" "start" "-a" "2fde0e828d2b3c93fa500c996590d65664b1dda2da3c2715134338e89a7fa87d"`
Oct 12 22:58:07.585 INFO kablam! usermod: no changes
Oct 12 22:58:07.790 INFO kablam!     Checking varinteger v1.0.6
Oct 12 22:58:07.813 INFO kablam!     Checking backtrace-sys v0.1.23
Oct 12 22:58:08.580 INFO kablam!     Checking backtrace v0.3.8
Oct 12 22:58:09.284 INFO kablam!     Checking failure v0.1.2
Oct 12 22:58:10.100 INFO kablam!     Checking memory-pager v0.8.0
Oct 12 22:58:10.100 INFO kablam!     Checking bitfield-rle v0.0.0 (/source)
Oct 12 22:58:11.176 INFO kablam!     Checking sparse-bitfield v0.8.1
Oct 12 22:58:11.217 INFO kablam! warning: unused variable: `reader`
Oct 12 22:58:11.217 INFO kablam!   --> src/lib.rs:35:3
Oct 12 22:58:11.217 INFO kablam!    |
Oct 12 22:58:11.217 INFO kablam! 35 |   reader: impl AsRef<Vec<u8>>,
Oct 12 22:58:11.217 INFO kablam!    |   ^^^^^^ help: consider using `_reader` instead
Oct 12 22:58:11.217 INFO kablam!    |
Oct 12 22:58:11.217 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 22:58:11.217 INFO kablam! 
Oct 12 22:58:11.217 INFO kablam! warning: unused variable: `offset`
Oct 12 22:58:11.217 INFO kablam!   --> src/lib.rs:36:3
Oct 12 22:58:11.217 INFO kablam!    |
Oct 12 22:58:11.217 INFO kablam! 36 |   offset: usize,
Oct 12 22:58:11.217 INFO kablam!    |   ^^^^^^ help: consider using `_offset` instead
Oct 12 22:58:11.217 INFO kablam! 
Oct 12 22:58:12.801 INFO kablam! error: unused variable: `reader`
Oct 12 22:58:12.802 INFO kablam!   --> src/lib.rs:35:3
Oct 12 22:58:12.802 INFO kablam!    |
Oct 12 22:58:12.802 INFO kablam! 35 |   reader: impl AsRef<Vec<u8>>,
Oct 12 22:58:12.802 INFO kablam!    |   ^^^^^^ help: consider using `_reader` instead
Oct 12 22:58:12.802 INFO kablam!    |
Oct 12 22:58:12.802 INFO kablam! note: lint level defined here
Oct 12 22:58:12.802 INFO kablam!   --> src/lib.rs:4:24
Oct 12 22:58:12.802 INFO kablam!    |
Oct 12 22:58:12.802 INFO kablam! 4  | #![cfg_attr(test, deny(warnings))]
Oct 12 22:58:12.802 INFO kablam!    |                        ^^^^^^^^
Oct 12 22:58:12.802 INFO kablam!    = note: #[deny(unused_variables)] implied by #[deny(warnings)]
Oct 12 22:58:12.802 INFO kablam! 
Oct 12 22:58:12.802 INFO kablam! error: unused variable: `offset`
Oct 12 22:58:12.802 INFO kablam!   --> src/lib.rs:36:3
Oct 12 22:58:12.802 INFO kablam!    |
Oct 12 22:58:12.802 INFO kablam! 36 |   offset: usize,
Oct 12 22:58:12.802 INFO kablam!    |   ^^^^^^ help: consider using `_offset` instead
Oct 12 22:58:12.802 INFO kablam! 
Oct 12 22:58:12.814 INFO kablam! error: aborting due to 2 previous errors
Oct 12 22:58:12.814 INFO kablam! 
Oct 12 22:58:12.826 INFO kablam! error: Could not compile `bitfield-rle`.
Oct 12 22:58:12.826 INFO kablam! warning: build failed, waiting for other jobs to finish...
Oct 12 22:58:12.849 INFO kablam! error: build failed
Oct 12 22:58:12.850 INFO kablam! su: No module specific data is present
Oct 12 22:58:13.160 INFO running `"docker" "rm" "-f" "2fde0e828d2b3c93fa500c996590d65664b1dda2da3c2715134338e89a7fa87d"`
Oct 12 22:58:13.274 INFO blam! 2fde0e828d2b3c93fa500c996590d65664b1dda2da3c2715134338e89a7fa87d