Dec 03 06:09:44.808 INFO testing hashmap_core-0.1.9 against 1.30.1 for beta-1.31-5
Dec 03 06:09:44.808 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-0/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 03 06:09:45.063 INFO [stdout] 35eced741cc3469cfa5e58b6d5fbcb02a2a9c1a3edcc8aac7f209e488248b8ba
Dec 03 06:09:45.065 INFO running `"docker" "start" "-a" "35eced741cc3469cfa5e58b6d5fbcb02a2a9c1a3edcc8aac7f209e488248b8ba"`
Dec 03 06:09:46.076 INFO [stderr] usermod: no changes
Dec 03 06:09:46.131 INFO [stderr]    Compiling hashmap_core v0.1.9 (/source)
Dec 03 06:09:46.253 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 06:09:46.253 INFO [stderr]   --> src/lib.rs:16:5
Dec 03 06:09:46.254 INFO [stderr]    |
Dec 03 06:09:46.254 INFO [stderr] 16 | /     feature(alloc, dropck_eyepatch, allocator_api, fused, ptr_internals, try_reserve, nonnull_cast)
Dec 03 06:09:46.254 INFO [stderr] 17 | | )]
Dec 03 06:09:46.254 INFO [stderr]    | |_^
Dec 03 06:09:46.254 INFO [stderr] 
Dec 03 06:09:46.263 INFO [stderr] error: aborting due to previous error
Dec 03 06:09:46.263 INFO [stderr] 
Dec 03 06:09:46.263 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 06:09:46.269 INFO [stderr] error: Could not compile `hashmap_core`.
Dec 03 06:09:46.269 INFO [stderr] 
Dec 03 06:09:46.269 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 06:09:46.271 INFO [stderr] su: No module specific data is present
Dec 03 06:09:46.670 INFO running `"docker" "inspect" "35eced741cc3469cfa5e58b6d5fbcb02a2a9c1a3edcc8aac7f209e488248b8ba"`
Dec 03 06:09:46.745 INFO running `"docker" "rm" "-f" "35eced741cc3469cfa5e58b6d5fbcb02a2a9c1a3edcc8aac7f209e488248b8ba"`
Dec 03 06:09:46.853 INFO [stdout] 35eced741cc3469cfa5e58b6d5fbcb02a2a9c1a3edcc8aac7f209e488248b8ba