Dec 01 21:09:49.120 INFO testing conundrumer/crossword against 1.30.1 for beta-1.31-5
Dec 01 21:09:49.120 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 01 21:09:49.555 INFO [stdout] 4a63719224405aa7cfeafdadcbeb08b3e2242a29c1cd921ba32ea477714cb381
Dec 01 21:09:49.561 INFO running `"docker" "start" "-a" "4a63719224405aa7cfeafdadcbeb08b3e2242a29c1cd921ba32ea477714cb381"`
Dec 01 21:09:50.665 INFO [stderr] usermod: no changes
Dec 01 21:09:50.792 INFO [stderr]    Compiling crossword v0.1.0 (/source)
Dec 01 21:09:51.336 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 21:09:51.336 INFO [stderr]  --> src/main.rs:1:1
Dec 01 21:09:51.336 INFO [stderr]   |
Dec 01 21:09:51.336 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 01 21:09:51.336 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 21:09:51.336 INFO [stderr] 
Dec 01 21:09:51.336 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 21:09:51.336 INFO [stderr]  --> src/main.rs:3:1
Dec 01 21:09:51.336 INFO [stderr]   |
Dec 01 21:09:51.336 INFO [stderr] 3 | #![feature(test)]
Dec 01 21:09:51.336 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 01 21:09:51.336 INFO [stderr] 
Dec 01 21:09:51.338 INFO [stderr] error: aborting due to 2 previous errors
Dec 01 21:09:51.338 INFO [stderr] 
Dec 01 21:09:51.338 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 21:09:51.344 INFO [stderr] error: Could not compile `crossword`.
Dec 01 21:09:51.344 INFO [stderr] 
Dec 01 21:09:51.344 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 21:09:51.345 INFO [stderr] su: No module specific data is present
Dec 01 21:09:52.115 INFO running `"docker" "inspect" "4a63719224405aa7cfeafdadcbeb08b3e2242a29c1cd921ba32ea477714cb381"`
Dec 01 21:09:52.345 INFO running `"docker" "rm" "-f" "4a63719224405aa7cfeafdadcbeb08b3e2242a29c1cd921ba32ea477714cb381"`
Dec 01 21:09:52.619 INFO [stdout] 4a63719224405aa7cfeafdadcbeb08b3e2242a29c1cd921ba32ea477714cb381
