Dec 02 18:41:35.850 INFO testing rust-extra-0.0.17 against 1.30.1 for beta-1.31-5
Dec 02 18:41:35.851 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 02 18:41:36.202 INFO [stdout] a2284eae72e4ed6745ca273cc0d5dc5d88f8e16d808192023f60cd13ce030d56
Dec 02 18:41:36.204 INFO running `"docker" "start" "-a" "a2284eae72e4ed6745ca273cc0d5dc5d88f8e16d808192023f60cd13ce030d56"`
Dec 02 18:41:36.734 INFO [stderr] usermod: no changes
Dec 02 18:41:36.766 INFO [stderr]    Compiling rust-extra v0.0.17 (/source)
Dec 02 18:41:37.321 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 18:41:37.321 INFO [stderr]  --> src/lib.rs:7:1
Dec 02 18:41:37.321 INFO [stderr]   |
Dec 02 18:41:37.321 INFO [stderr] 7 | #![feature(core_intrinsics)]
Dec 02 18:41:37.321 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 18:41:37.321 INFO [stderr] 
Dec 02 18:41:37.321 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 18:41:37.321 INFO [stderr]  --> src/lib.rs:8:1
Dec 02 18:41:37.321 INFO [stderr]   |
Dec 02 18:41:37.321 INFO [stderr] 8 | #![feature(associated_consts)]
Dec 02 18:41:37.321 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 18:41:37.321 INFO [stderr] 
Dec 02 18:41:37.324 INFO [stderr] error: aborting due to 2 previous errors
Dec 02 18:41:37.324 INFO [stderr] 
Dec 02 18:41:37.324 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 18:41:37.329 INFO [stderr] error: Could not compile `rust-extra`.
Dec 02 18:41:37.329 INFO [stderr] 
Dec 02 18:41:37.329 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 18:41:37.331 INFO [stderr] su: No module specific data is present
Dec 02 18:41:37.653 INFO running `"docker" "inspect" "a2284eae72e4ed6745ca273cc0d5dc5d88f8e16d808192023f60cd13ce030d56"`
Dec 02 18:41:37.759 INFO running `"docker" "rm" "-f" "a2284eae72e4ed6745ca273cc0d5dc5d88f8e16d808192023f60cd13ce030d56"`
Dec 02 18:41:37.860 INFO [stdout] a2284eae72e4ed6745ca273cc0d5dc5d88f8e16d808192023f60cd13ce030d56