Dec 13 22:12:21.160 INFO testing datrs/bitfield-rle against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 22:12:21.160 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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"`
Dec 13 22:12:21.475 INFO [stdout] 042408abde238bf23a1f9f80b5df2cba2d554ebc809be800f1d338ca95fa65eb
Dec 13 22:12:21.483 INFO running `"docker" "start" "-a" "042408abde238bf23a1f9f80b5df2cba2d554ebc809be800f1d338ca95fa65eb"`
Dec 13 22:12:22.748 INFO [stderr] usermod: no changes
Dec 13 22:12:22.860 INFO [stderr]    Compiling varinteger v1.0.6
Dec 13 22:12:22.870 INFO [stderr]    Compiling syn v0.15.13
Dec 13 22:12:34.156 INFO [stderr]    Compiling synstructure v0.10.0
Dec 13 22:12:37.860 INFO [stderr]    Compiling failure_derive v0.1.3
Dec 13 22:12:40.271 INFO [stderr]    Compiling failure v0.1.3
Dec 13 22:12:41.355 INFO [stderr]    Compiling bitfield-rle v0.0.0 (/source)
Dec 13 22:12:42.287 INFO [stderr] warning: unused variable: `reader`
Dec 13 22:12:42.287 INFO [stderr]   --> src/lib.rs:35:3
Dec 13 22:12:42.287 INFO [stderr]    |
Dec 13 22:12:42.287 INFO [stderr] 35 |   reader: impl AsRef<Vec<u8>>,
Dec 13 22:12:42.287 INFO [stderr]    |   ^^^^^^ help: consider using `_reader` instead
Dec 13 22:12:42.287 INFO [stderr]    |
Dec 13 22:12:42.287 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 22:12:42.287 INFO [stderr] 
Dec 13 22:12:42.287 INFO [stderr] warning: unused variable: `offset`
Dec 13 22:12:42.287 INFO [stderr]   --> src/lib.rs:36:3
Dec 13 22:12:42.287 INFO [stderr]    |
Dec 13 22:12:42.287 INFO [stderr] 36 |   offset: usize,
Dec 13 22:12:42.287 INFO [stderr]    |   ^^^^^^ help: consider using `_offset` instead
Dec 13 22:12:42.287 INFO [stderr] 
Dec 13 22:12:42.335 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.55s
Dec 13 22:12:42.347 INFO [stderr] su: No module specific data is present
Dec 13 22:12:43.087 INFO running `"docker" "inspect" "042408abde238bf23a1f9f80b5df2cba2d554ebc809be800f1d338ca95fa65eb"`
Dec 13 22:12:43.339 INFO running `"docker" "rm" "-f" "042408abde238bf23a1f9f80b5df2cba2d554ebc809be800f1d338ca95fa65eb"`
Dec 13 22:12:43.655 INFO [stdout] 042408abde238bf23a1f9f80b5df2cba2d554ebc809be800f1d338ca95fa65eb
Dec 13 22:12:43.663 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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"`
Dec 13 22:12:44.212 INFO [stdout] 216f58d2de3c1a3d4c01700e8c3aa75320b4846c48021a7c33fe2c2da568338d
Dec 13 22:12:44.215 INFO running `"docker" "start" "-a" "216f58d2de3c1a3d4c01700e8c3aa75320b4846c48021a7c33fe2c2da568338d"`
Dec 13 22:12:46.131 INFO [stderr] usermod: no changes
Dec 13 22:12:46.239 INFO [stderr]    Compiling memory-pager v0.8.0
Dec 13 22:12:47.199 INFO [stderr]    Compiling sparse-bitfield v0.8.1
Dec 13 22:12:48.339 INFO [stderr]    Compiling bitfield-rle v0.0.0 (/source)
Dec 13 22:12:49.683 INFO [stderr] error: unused variable: `reader`
Dec 13 22:12:49.683 INFO [stderr]   --> src/lib.rs:35:3
Dec 13 22:12:49.683 INFO [stderr]    |
Dec 13 22:12:49.683 INFO [stderr] 35 |   reader: impl AsRef<Vec<u8>>,
Dec 13 22:12:49.683 INFO [stderr]    |   ^^^^^^ help: consider using `_reader` instead
Dec 13 22:12:49.683 INFO [stderr]    |
Dec 13 22:12:49.683 INFO [stderr] note: lint level defined here
Dec 13 22:12:49.683 INFO [stderr]   --> src/lib.rs:4:24
Dec 13 22:12:49.683 INFO [stderr]    |
Dec 13 22:12:49.683 INFO [stderr] 4  | #![cfg_attr(test, deny(warnings))]
Dec 13 22:12:49.683 INFO [stderr]    |                        ^^^^^^^^
Dec 13 22:12:49.683 INFO [stderr]    = note: #[deny(unused_variables)] implied by #[deny(warnings)]
Dec 13 22:12:49.683 INFO [stderr] 
Dec 13 22:12:49.683 INFO [stderr] error: unused variable: `offset`
Dec 13 22:12:49.683 INFO [stderr]   --> src/lib.rs:36:3
Dec 13 22:12:49.683 INFO [stderr]    |
Dec 13 22:12:49.683 INFO [stderr] 36 |   offset: usize,
Dec 13 22:12:49.683 INFO [stderr]    |   ^^^^^^ help: consider using `_offset` instead
Dec 13 22:12:49.683 INFO [stderr] 
Dec 13 22:12:49.691 INFO [stderr] error: aborting due to 2 previous errors
Dec 13 22:12:49.691 INFO [stderr] 
Dec 13 22:12:49.695 INFO [stderr] error: Could not compile `bitfield-rle`.
Dec 13 22:12:49.695 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 13 22:12:50.692 INFO [stderr] error: build failed
Dec 13 22:12:50.701 INFO [stderr] su: No module specific data is present
Dec 13 22:12:51.556 INFO running `"docker" "inspect" "216f58d2de3c1a3d4c01700e8c3aa75320b4846c48021a7c33fe2c2da568338d"`
Dec 13 22:12:51.849 INFO running `"docker" "rm" "-f" "216f58d2de3c1a3d4c01700e8c3aa75320b4846c48021a7c33fe2c2da568338d"`
Dec 13 22:12:52.119 INFO [stdout] 216f58d2de3c1a3d4c01700e8c3aa75320b4846c48021a7c33fe2c2da568338d