Dec 03 17:48:57.755 INFO testing borrowed-thread-0.1.3 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 17:48:57.756 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 17:48:58.164 INFO [stdout] 0e525efdc856a43583b06c81abc0695c62cca571162f984d6568a71fdc454c4c
Dec 03 17:48:58.166 INFO running `"docker" "start" "-a" "0e525efdc856a43583b06c81abc0695c62cca571162f984d6568a71fdc454c4c"`
Dec 03 17:48:59.994 INFO [stderr] usermod: no changes
Dec 03 17:49:00.059 INFO [stderr]    Compiling borrowed-thread v0.1.3 (/source)
Dec 03 17:49:00.860 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 17:49:00.860 INFO [stderr]  --> src/lib.rs:1:1
Dec 03 17:49:00.860 INFO [stderr]   |
Dec 03 17:49:00.860 INFO [stderr] 1 | #![feature(thread_spawn_unchecked)]
Dec 03 17:49:00.860 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 17:49:00.860 INFO [stderr] 
Dec 03 17:49:00.860 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 17:49:00.860 INFO [stderr]  --> src/lib.rs:2:1
Dec 03 17:49:00.860 INFO [stderr]   |
Dec 03 17:49:00.860 INFO [stderr] 2 | #![feature(test)]
Dec 03 17:49:00.860 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 03 17:49:00.860 INFO [stderr] 
Dec 03 17:49:00.860 INFO [stderr] error: aborting due to 2 previous errors
Dec 03 17:49:00.860 INFO [stderr] 
Dec 03 17:49:00.860 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 17:49:00.860 INFO [stderr] error: Could not compile `borrowed-thread`.
Dec 03 17:49:00.860 INFO [stderr] 
Dec 03 17:49:00.861 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 17:49:00.861 INFO [stderr] su: No module specific data is present
Dec 03 17:49:01.778 INFO running `"docker" "inspect" "0e525efdc856a43583b06c81abc0695c62cca571162f984d6568a71fdc454c4c"`
Dec 03 17:49:02.107 INFO running `"docker" "rm" "-f" "0e525efdc856a43583b06c81abc0695c62cca571162f984d6568a71fdc454c4c"`
Dec 03 17:49:02.425 INFO [stdout] 0e525efdc856a43583b06c81abc0695c62cca571162f984d6568a71fdc454c4c