Dec 03 11:50:08.343 INFO testing flattiverse_connector-36.0.2 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5 Dec 03 11:50:08.343 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 11:50:08.575 INFO [stdout] 8a8ad4c43df93dacedd584630198f313af7889f0013167fd4fdcb8a843949219 Dec 03 11:50:08.580 INFO running `"docker" "start" "-a" "8a8ad4c43df93dacedd584630198f313af7889f0013167fd4fdcb8a843949219"` Dec 03 11:50:08.998 INFO [stderr] usermod: no changes Dec 03 11:50:09.084 INFO [stderr] Compiling block-buffer v0.2.0 Dec 03 11:50:09.384 INFO [stderr] Compiling sha2 v0.6.0 Dec 03 11:50:10.004 INFO [stderr] Compiling flattiverse_connector v36.0.2 (/source) Dec 03 11:50:11.736 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel Dec 03 11:50:11.736 INFO [stderr] --> src/lib.rs:1:1 Dec 03 11:50:11.736 INFO [stderr] | Dec 03 11:50:11.736 INFO [stderr] 1 | #![feature(const_fn)] Dec 03 11:50:11.736 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 03 11:50:11.736 INFO [stderr] Dec 03 11:50:11.763 INFO [stderr] error: aborting due to previous error Dec 03 11:50:11.763 INFO [stderr] Dec 03 11:50:11.763 INFO [stderr] For more information about this error, try `rustc --explain E0554`. Dec 03 11:50:11.782 INFO [stderr] error: Could not compile `flattiverse_connector`. Dec 03 11:50:11.782 INFO [stderr] Dec 03 11:50:11.782 INFO [stderr] To learn more, run the command again with --verbose. Dec 03 11:50:11.787 INFO [stderr] su: No module specific data is present Dec 03 11:50:12.197 INFO running `"docker" "inspect" "8a8ad4c43df93dacedd584630198f313af7889f0013167fd4fdcb8a843949219"` Dec 03 11:50:12.300 INFO running `"docker" "rm" "-f" "8a8ad4c43df93dacedd584630198f313af7889f0013167fd4fdcb8a843949219"` Dec 03 11:50:12.421 INFO [stdout] 8a8ad4c43df93dacedd584630198f313af7889f0013167fd4fdcb8a843949219