Dec 01 13:28:32.403 INFO testing josephlr/rust-aoc against 1.30.1 for beta-1.31-5
Dec 01 13:28:32.403 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 13:28:32.699 INFO [stdout] 11862e50ad547802478b15f00d8def3561bdf2e312379497f2c14a02b6e38f16
Dec 01 13:28:32.705 INFO running `"docker" "start" "-a" "11862e50ad547802478b15f00d8def3561bdf2e312379497f2c14a02b6e38f16"`
Dec 01 13:28:33.260 INFO [stderr] usermod: no changes
Dec 01 13:28:33.412 INFO [stderr]    Compiling itertools v0.7.4
Dec 01 13:28:35.387 INFO [stderr]    Compiling rust-aoc v0.1.0 (/source)
Dec 01 13:28:35.827 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 13:28:35.827 INFO [stderr]  --> src/main.rs:1:1
Dec 01 13:28:35.827 INFO [stderr]   |
Dec 01 13:28:35.827 INFO [stderr] 1 | #![feature(conservative_impl_trait, universal_impl_trait)]
Dec 01 13:28:35.827 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 13:28:35.827 INFO [stderr] 
Dec 01 13:28:35.827 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 13:28:35.827 INFO [stderr]  --> src/main.rs:2:1
Dec 01 13:28:35.827 INFO [stderr]   |
Dec 01 13:28:35.827 INFO [stderr] 2 | #![feature(inclusive_range_syntax, nll, specialization)]
Dec 01 13:28:35.827 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 13:28:35.827 INFO [stderr] 
Dec 01 13:28:35.828 INFO [stderr] error: aborting due to 2 previous errors
Dec 01 13:28:35.829 INFO [stderr] 
Dec 01 13:28:35.829 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 13:28:35.836 INFO [stderr] error: Could not compile `rust-aoc`.
Dec 01 13:28:35.836 INFO [stderr] 
Dec 01 13:28:35.836 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 13:28:35.838 INFO [stderr] su: No module specific data is present
Dec 01 13:28:36.168 INFO running `"docker" "inspect" "11862e50ad547802478b15f00d8def3561bdf2e312379497f2c14a02b6e38f16"`
Dec 01 13:28:36.358 INFO running `"docker" "rm" "-f" "11862e50ad547802478b15f00d8def3561bdf2e312379497f2c14a02b6e38f16"`
Dec 01 13:28:36.558 INFO [stdout] 11862e50ad547802478b15f00d8def3561bdf2e312379497f2c14a02b6e38f16
