Dec 02 01:20:45.233 INFO testing akuraj/eroica against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 01:20:45.233 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-0/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 02 01:20:45.682 INFO [stdout] e4c81ed6033e59383a87af5bd1f36c2f72198794286add067e67b14f7b8f4902
Dec 02 01:20:45.684 INFO running `"docker" "start" "-a" "e4c81ed6033e59383a87af5bd1f36c2f72198794286add067e67b14f7b8f4902"`
Dec 02 01:20:46.336 INFO [stderr] usermod: no changes
Dec 02 01:20:46.408 INFO [stderr]    Compiling eroica v0.1.0 (/source)
Dec 02 01:20:47.093 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 01:20:47.093 INFO [stderr]  --> src/main.rs:1:1
Dec 02 01:20:47.093 INFO [stderr]   |
Dec 02 01:20:47.093 INFO [stderr] 1 | #![feature(test)]
Dec 02 01:20:47.093 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 02 01:20:47.093 INFO [stderr] 
Dec 02 01:20:47.093 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 01:20:47.093 INFO [stderr]  --> src/main.rs:2:1
Dec 02 01:20:47.093 INFO [stderr]   |
Dec 02 01:20:47.093 INFO [stderr] 2 | #![feature(specialization)]
Dec 02 01:20:47.093 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 01:20:47.093 INFO [stderr] 
Dec 02 01:20:47.102 INFO [stderr] error: aborting due to 2 previous errors
Dec 02 01:20:47.102 INFO [stderr] 
Dec 02 01:20:47.102 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 01:20:47.109 INFO [stderr] error: Could not compile `eroica`.
Dec 02 01:20:47.109 INFO [stderr] 
Dec 02 01:20:47.109 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 01:20:47.111 INFO [stderr] su: No module specific data is present
Dec 02 01:20:47.496 INFO running `"docker" "inspect" "e4c81ed6033e59383a87af5bd1f36c2f72198794286add067e67b14f7b8f4902"`
Dec 02 01:20:47.654 INFO running `"docker" "rm" "-f" "e4c81ed6033e59383a87af5bd1f36c2f72198794286add067e67b14f7b8f4902"`
Dec 02 01:20:47.784 INFO [stdout] e4c81ed6033e59383a87af5bd1f36c2f72198794286add067e67b14f7b8f4902
