Dec 02 15:29:03.064 INFO testing static_fir-0.2.0 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5 Dec 02 15:29:03.064 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 02 15:29:03.446 INFO [stdout] 6a86536850da93fc2eac9753a9dd6b66aed12964760e231488b54f75a783761c Dec 02 15:29:03.448 INFO running `"docker" "start" "-a" "6a86536850da93fc2eac9753a9dd6b66aed12964760e231488b54f75a783761c"` Dec 02 15:29:05.020 INFO [stderr] usermod: no changes Dec 02 15:29:05.067 INFO [stderr] Compiling static_fir v0.2.0 (/source) Dec 02 15:29:05.715 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel Dec 02 15:29:05.715 INFO [stderr] --> src/lib.rs:62:1 Dec 02 15:29:05.715 INFO [stderr] | Dec 02 15:29:05.715 INFO [stderr] 62 | #![feature(conservative_impl_trait)] Dec 02 15:29:05.715 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 02 15:29:05.715 INFO [stderr] Dec 02 15:29:05.715 INFO [stderr] error: aborting due to previous error Dec 02 15:29:05.715 INFO [stderr] Dec 02 15:29:05.715 INFO [stderr] For more information about this error, try `rustc --explain E0554`. Dec 02 15:29:05.720 INFO [stderr] error: Could not compile `static_fir`. Dec 02 15:29:05.720 INFO [stderr] Dec 02 15:29:05.720 INFO [stderr] To learn more, run the command again with --verbose. Dec 02 15:29:05.721 INFO [stderr] su: No module specific data is present Dec 02 15:29:06.697 INFO running `"docker" "inspect" "6a86536850da93fc2eac9753a9dd6b66aed12964760e231488b54f75a783761c"` Dec 02 15:29:06.964 INFO running `"docker" "rm" "-f" "6a86536850da93fc2eac9753a9dd6b66aed12964760e231488b54f75a783761c"` Dec 02 15:29:07.251 INFO [stdout] 6a86536850da93fc2eac9753a9dd6b66aed12964760e231488b54f75a783761c