Dec 01 16:37:37.980 INFO testing gingerDevilish/wc-rs against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 16:37:37.980 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt 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 16:37:38.545 INFO [stdout] 040958cdea1bcc6753712cb38f26228fe09f882511fc74f9a471f6b0c2e2a1c7
Dec 01 16:37:38.555 INFO running `"docker" "start" "-a" "040958cdea1bcc6753712cb38f26228fe09f882511fc74f9a471f6b0c2e2a1c7"`
Dec 01 16:37:40.135 INFO [stderr] usermod: no changes
Dec 01 16:37:40.251 INFO [stderr]    Compiling wc v0.1.0 (/source)
Dec 01 16:37:41.264 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 16:37:41.264 INFO [stderr]  --> src/main.rs:1:1
Dec 01 16:37:41.264 INFO [stderr]   |
Dec 01 16:37:41.264 INFO [stderr] 1 | #![feature(iterator_flatten)]
Dec 01 16:37:41.264 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:37:41.264 INFO [stderr] 
Dec 01 16:37:41.265 INFO [stderr] error: aborting due to previous error
Dec 01 16:37:41.265 INFO [stderr] 
Dec 01 16:37:41.265 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 16:37:41.276 INFO [stderr] error: Could not compile `wc`.
Dec 01 16:37:41.276 INFO [stderr] 
Dec 01 16:37:41.276 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 16:37:41.278 INFO [stderr] su: No module specific data is present
Dec 01 16:37:42.605 INFO running `"docker" "inspect" "040958cdea1bcc6753712cb38f26228fe09f882511fc74f9a471f6b0c2e2a1c7"`
Dec 01 16:37:42.853 INFO running `"docker" "rm" "-f" "040958cdea1bcc6753712cb38f26228fe09f882511fc74f9a471f6b0c2e2a1c7"`
Dec 01 16:37:43.275 INFO [stdout] 040958cdea1bcc6753712cb38f26228fe09f882511fc74f9a471f6b0c2e2a1c7
