Dec 03 12:17:37.620 INFO testing fastblur-0.1.0 against 1.30.1 for beta-1.31-5
Dec 03 12:17:37.620 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 12:17:38.030 INFO [stdout] c91f2196912ffa2c4e5b6aabb516370e2b0e2f80c3bdba76e34a2792678f179f
Dec 03 12:17:38.032 INFO running `"docker" "start" "-a" "c91f2196912ffa2c4e5b6aabb516370e2b0e2f80c3bdba76e34a2792678f179f"`
Dec 03 12:17:38.931 INFO [stderr] usermod: no changes
Dec 03 12:17:38.994 INFO [stderr]    Compiling fastblur v0.1.0 (/source)
Dec 03 12:17:39.698 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 12:17:39.698 INFO [stderr]   --> src/lib.rs:24:1
Dec 03 12:17:39.698 INFO [stderr]    |
Dec 03 12:17:39.698 INFO [stderr] 24 | #![feature(test)]
Dec 03 12:17:39.698 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 03 12:17:39.698 INFO [stderr] 
Dec 03 12:17:39.698 INFO [stderr] error: aborting due to previous error
Dec 03 12:17:39.698 INFO [stderr] 
Dec 03 12:17:39.698 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 12:17:39.704 INFO [stderr] error: Could not compile `fastblur`.
Dec 03 12:17:39.704 INFO [stderr] 
Dec 03 12:17:39.704 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 12:17:39.704 INFO [stderr] su: No module specific data is present
Dec 03 12:17:40.183 INFO running `"docker" "inspect" "c91f2196912ffa2c4e5b6aabb516370e2b0e2f80c3bdba76e34a2792678f179f"`
Dec 03 12:17:40.472 INFO running `"docker" "rm" "-f" "c91f2196912ffa2c4e5b6aabb516370e2b0e2f80c3bdba76e34a2792678f179f"`
Dec 03 12:17:40.923 INFO [stdout] c91f2196912ffa2c4e5b6aabb516370e2b0e2f80c3bdba76e34a2792678f179f