Dec 01 13:28:32.345 INFO testing josephlr/rust-aoc against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 13:28:32.345 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 13:28:32.643 INFO [stdout] f818e30ff1ad63056e1c77a0e458ae2f64820fe5ac7ff0b3608c28e9bc48e4f6
Dec 01 13:28:32.655 INFO running `"docker" "start" "-a" "f818e30ff1ad63056e1c77a0e458ae2f64820fe5ac7ff0b3608c28e9bc48e4f6"`
Dec 01 13:28:33.244 INFO [stderr] usermod: no changes
Dec 01 13:28:33.411 INFO [stderr]    Compiling rust-aoc v0.1.0 (/source)
Dec 01 13:28:33.863 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 13:28:33.863 INFO [stderr]  --> src/main.rs:1:1
Dec 01 13:28:33.863 INFO [stderr]   |
Dec 01 13:28:33.863 INFO [stderr] 1 | #![feature(conservative_impl_trait, universal_impl_trait)]
Dec 01 13:28:33.863 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 13:28:33.863 INFO [stderr] 
Dec 01 13:28:33.863 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 13:28:33.863 INFO [stderr]  --> src/main.rs:2:1
Dec 01 13:28:33.863 INFO [stderr]   |
Dec 01 13:28:33.863 INFO [stderr] 2 | #![feature(inclusive_range_syntax, nll, specialization)]
Dec 01 13:28:33.863 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 13:28:33.863 INFO [stderr] 
Dec 01 13:28:33.864 INFO [stderr] error: aborting due to 2 previous errors
Dec 01 13:28:33.864 INFO [stderr] 
Dec 01 13:28:33.864 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 13:28:33.870 INFO [stderr] error: Could not compile `rust-aoc`.
Dec 01 13:28:33.870 INFO [stderr] 
Dec 01 13:28:33.870 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 13:28:33.875 INFO [stderr] su: No module specific data is present
Dec 01 13:28:34.164 INFO running `"docker" "inspect" "f818e30ff1ad63056e1c77a0e458ae2f64820fe5ac7ff0b3608c28e9bc48e4f6"`
Dec 01 13:28:34.248 INFO running `"docker" "rm" "-f" "f818e30ff1ad63056e1c77a0e458ae2f64820fe5ac7ff0b3608c28e9bc48e4f6"`
Dec 01 13:28:34.344 INFO [stdout] f818e30ff1ad63056e1c77a0e458ae2f64820fe5ac7ff0b3608c28e9bc48e4f6
