Dec 03 06:28:41.609 INFO testing growable-0.3.2 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 06:28:41.609 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 03 06:28:41.860 INFO [stdout] 9ebb5cb1d3dc2b9e54a87639740c274e5e6dca673ac04dea732e7b2e9a2be130
Dec 03 06:28:41.862 INFO running `"docker" "start" "-a" "9ebb5cb1d3dc2b9e54a87639740c274e5e6dca673ac04dea732e7b2e9a2be130"`
Dec 03 06:28:43.131 INFO [stderr] usermod: no changes
Dec 03 06:28:43.215 INFO [stderr]    Compiling growable v0.3.2 (/source)
Dec 03 06:28:43.827 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 06:28:43.827 INFO [stderr]   --> src/lib.rs:15:1
Dec 03 06:28:43.827 INFO [stderr]    |
Dec 03 06:28:43.827 INFO [stderr] 15 | #![feature(allocator_api, coerce_unsized, unsize)]
Dec 03 06:28:43.827 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 06:28:43.827 INFO [stderr] 
Dec 03 06:28:43.831 INFO [stderr] error: aborting due to previous error
Dec 03 06:28:43.831 INFO [stderr] 
Dec 03 06:28:43.831 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 06:28:43.832 INFO [stderr] error: Could not compile `growable`.
Dec 03 06:28:43.832 INFO [stderr] 
Dec 03 06:28:43.832 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 06:28:43.833 INFO [stderr] su: No module specific data is present
Dec 03 06:28:44.769 INFO running `"docker" "inspect" "9ebb5cb1d3dc2b9e54a87639740c274e5e6dca673ac04dea732e7b2e9a2be130"`
Dec 03 06:28:45.056 INFO running `"docker" "rm" "-f" "9ebb5cb1d3dc2b9e54a87639740c274e5e6dca673ac04dea732e7b2e9a2be130"`
Dec 03 06:28:45.315 INFO [stdout] 9ebb5cb1d3dc2b9e54a87639740c274e5e6dca673ac04dea732e7b2e9a2be130