Dec 03 13:33:42.542 INFO testing dump-0.1.1 against 1.30.1 for beta-1.31-5 Dec 03 13:33:42.542 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 13:33:42.759 INFO [stdout] b2004f2026d1b68a2d35d47d3a4eca9a7257909c40ffa2f8d411993e9b8a33f5 Dec 03 13:33:42.759 INFO running `"docker" "start" "-a" "b2004f2026d1b68a2d35d47d3a4eca9a7257909c40ffa2f8d411993e9b8a33f5"` Dec 03 13:33:43.250 INFO [stderr] usermod: no changes Dec 03 13:33:43.275 INFO [stderr] Compiling dump v0.1.1 (/source) Dec 03 13:33:43.782 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel Dec 03 13:33:43.782 INFO [stderr] --> src/lib.rs:1:1 Dec 03 13:33:43.782 INFO [stderr] | Dec 03 13:33:43.782 INFO [stderr] 1 | #![feature(core_intrinsics)] Dec 03 13:33:43.782 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 03 13:33:43.782 INFO [stderr] Dec 03 13:33:43.782 INFO [stderr] error: aborting due to previous error Dec 03 13:33:43.782 INFO [stderr] Dec 03 13:33:43.782 INFO [stderr] For more information about this error, try `rustc --explain E0554`. Dec 03 13:33:43.787 INFO [stderr] error: Could not compile `dump`. Dec 03 13:33:43.787 INFO [stderr] Dec 03 13:33:43.787 INFO [stderr] To learn more, run the command again with --verbose. Dec 03 13:33:43.788 INFO [stderr] su: No module specific data is present Dec 03 13:33:44.081 INFO running `"docker" "inspect" "b2004f2026d1b68a2d35d47d3a4eca9a7257909c40ffa2f8d411993e9b8a33f5"` Dec 03 13:33:44.166 INFO running `"docker" "rm" "-f" "b2004f2026d1b68a2d35d47d3a4eca9a7257909c40ffa2f8d411993e9b8a33f5"` Dec 03 13:33:44.266 INFO [stdout] b2004f2026d1b68a2d35d47d3a4eca9a7257909c40ffa2f8d411993e9b8a33f5