Nov 30 23:55:38.737 INFO testing teozkr/imgavg against 1.30.1 for beta-1.31-5
Nov 30 23:55:38.737 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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"`
Nov 30 23:55:39.029 INFO [stdout] 93aed4ede26402f92f3be2dc5b5aafb32d06915b583d40c1813bcb1157243750
Nov 30 23:55:39.036 INFO running `"docker" "start" "-a" "93aed4ede26402f92f3be2dc5b5aafb32d06915b583d40c1813bcb1157243750"`
Nov 30 23:55:39.602 INFO [stderr] usermod: no changes
Nov 30 23:55:39.670 INFO [stderr]    Compiling imagefmt v4.0.0
Nov 30 23:55:39.670 INFO [stderr]    Compiling itertools v0.7.6
Nov 30 23:55:42.094 INFO [stderr]    Compiling imgavg v0.1.0 (/source)
Nov 30 23:55:42.371 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Nov 30 23:55:42.371 INFO [stderr]  --> src/main.rs:1:1
Nov 30 23:55:42.371 INFO [stderr]   |
Nov 30 23:55:42.371 INFO [stderr] 1 | #![feature(slice_patterns)]
Nov 30 23:55:42.371 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 23:55:42.371 INFO [stderr] 
Nov 30 23:55:42.371 INFO [stderr] error: aborting due to previous error
Nov 30 23:55:42.371 INFO [stderr] 
Nov 30 23:55:42.371 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Nov 30 23:55:42.371 INFO [stderr] error: Could not compile `imgavg`.
Nov 30 23:55:42.371 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Nov 30 23:55:43.327 INFO [stderr] error: build failed
Nov 30 23:55:43.327 INFO [stderr] su: No module specific data is present
Nov 30 23:55:43.904 INFO running `"docker" "inspect" "93aed4ede26402f92f3be2dc5b5aafb32d06915b583d40c1813bcb1157243750"`
Nov 30 23:55:44.129 INFO running `"docker" "rm" "-f" "93aed4ede26402f92f3be2dc5b5aafb32d06915b583d40c1813bcb1157243750"`
Nov 30 23:55:44.396 INFO [stdout] 93aed4ede26402f92f3be2dc5b5aafb32d06915b583d40c1813bcb1157243750
