Dec 03 01:42:17.716 INFO testing mimir-0.3.5 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 01:42:17.717 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 01:42:17.954 INFO [stdout] 7a135f4b165a32d3c3be6983eb5f7f730aaa0660741747fc1b300a497dcc50f7
Dec 03 01:42:17.956 INFO running `"docker" "start" "-a" "7a135f4b165a32d3c3be6983eb5f7f730aaa0660741747fc1b300a497dcc50f7"`
Dec 03 01:42:18.787 INFO [stderr] usermod: no changes
Dec 03 01:42:18.918 INFO [stderr]    Compiling mimir v0.3.5 (/source)
Dec 03 01:42:18.920 INFO [stderr]    Compiling slog-try v0.2.0
Dec 03 01:42:18.920 INFO [stderr]    Compiling getset v0.0.6
Dec 03 01:42:18.920 INFO [stderr]    Compiling darling_core v0.8.0
Dec 03 01:42:19.615 INFO [stderr] warning: use of deprecated item 'gcc::Build': crate has been renamed to `cc`, the `gcc` name is not maintained
Dec 03 01:42:19.615 INFO [stderr]   --> build.rs:14:21
Dec 03 01:42:19.615 INFO [stderr]    |
Dec 03 01:42:19.615 INFO [stderr] 14 |     let mut build = gcc::Build::new();
Dec 03 01:42:19.615 INFO [stderr]    |                     ^^^^^^^^^^^^^^^
Dec 03 01:42:19.615 INFO [stderr]    |
Dec 03 01:42:19.615 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 03 01:42:19.615 INFO [stderr] 
Dec 03 01:42:19.615 INFO [stderr] warning: use of deprecated item 'gcc::Build::new': crate has been renamed to `cc`, the `gcc` name is not maintained
Dec 03 01:42:19.615 INFO [stderr]   --> build.rs:14:21
Dec 03 01:42:19.615 INFO [stderr]    |
Dec 03 01:42:19.615 INFO [stderr] 14 |     let mut build = gcc::Build::new();
Dec 03 01:42:19.615 INFO [stderr]    |                     ^^^^^^^^^^^^^^^
Dec 03 01:42:19.615 INFO [stderr] 
Dec 03 01:42:32.046 INFO [stderr]    Compiling darling_macro v0.8.0
Dec 03 01:42:37.838 INFO [stderr]    Compiling darling v0.8.0
Dec 03 01:42:41.307 INFO [stderr]    Compiling derive_builder_core v0.4.0
Dec 03 01:42:46.283 INFO [stderr]    Compiling derive_builder v0.7.0
Dec 03 01:42:53.351 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 01:42:53.351 INFO [stderr]   --> src/lib.rs:11:1
Dec 03 01:42:53.351 INFO [stderr]    |
Dec 03 01:42:53.351 INFO [stderr] 11 | #![feature(ptr_internals, try_from, untagged_unions)]
Dec 03 01:42:53.351 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 01:42:53.351 INFO [stderr] 
Dec 03 01:42:53.371 INFO [stderr] error: aborting due to previous error
Dec 03 01:42:53.371 INFO [stderr] 
Dec 03 01:42:53.371 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 01:42:53.377 INFO [stderr] error: Could not compile `mimir`.
Dec 03 01:42:53.377 INFO [stderr] 
Dec 03 01:42:53.377 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 01:42:53.381 INFO [stderr] su: No module specific data is present
Dec 03 01:42:53.899 INFO running `"docker" "inspect" "7a135f4b165a32d3c3be6983eb5f7f730aaa0660741747fc1b300a497dcc50f7"`
Dec 03 01:42:54.103 INFO running `"docker" "rm" "-f" "7a135f4b165a32d3c3be6983eb5f7f730aaa0660741747fc1b300a497dcc50f7"`
Dec 03 01:42:54.279 INFO [stdout] 7a135f4b165a32d3c3be6983eb5f7f730aaa0660741747fc1b300a497dcc50f7