Dec 03 01:02:05.482 INFO testing mwatch-sdk-0.1.0 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 01:02:05.482 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 03 01:02:05.909 INFO [stdout] 58aa346e3cf3b0b079fc63d7130adca109d6aab0d81cb600f5bc2ae402d32de8
Dec 03 01:02:05.911 INFO running `"docker" "start" "-a" "58aa346e3cf3b0b079fc63d7130adca109d6aab0d81cb600f5bc2ae402d32de8"`
Dec 03 01:02:07.551 INFO [stderr] usermod: no changes
Dec 03 01:02:07.679 INFO [stderr]    Compiling cortex-m-rt v0.6.5
Dec 03 01:02:07.679 INFO [stderr]    Compiling stm32l4 v0.3.2
Dec 03 01:02:07.679 INFO [stderr]    Compiling r0 v0.2.2
Dec 03 01:02:07.679 INFO [stderr]    Compiling embedded-graphics v0.4.4
Dec 03 01:02:07.679 INFO [stderr]    Compiling mwatch-sdk v0.1.0 (/source)
Dec 03 01:02:07.691 INFO [stderr]    Compiling embedded-hal v0.2.2
Dec 03 01:02:07.691 INFO [stderr]    Compiling syn v0.15.22
Dec 03 01:02:10.846 INFO [stderr]    Compiling ssd1351 v0.1.5
Dec 03 01:02:32.639 INFO [stderr]    Compiling cortex-m-rt-macros v0.1.3
Dec 03 01:03:27.375 INFO [stderr]    Compiling stm32l432xx-hal v0.2.7
Dec 03 01:03:28.607 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 01:03:28.607 INFO [stderr]  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/stm32l432xx-hal-0.2.7/src/lib.rs:6:1
Dec 03 01:03:28.607 INFO [stderr]   |
Dec 03 01:03:28.607 INFO [stderr] 6 | #![feature(unsize)]
Dec 03 01:03:28.607 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Dec 03 01:03:28.607 INFO [stderr] 
Dec 03 01:03:28.614 INFO [stderr] error: aborting due to previous error
Dec 03 01:03:28.614 INFO [stderr] 
Dec 03 01:03:28.614 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 01:03:28.624 INFO [stderr] error: Could not compile `stm32l432xx-hal`.
Dec 03 01:03:28.624 INFO [stderr] 
Dec 03 01:03:28.624 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 01:03:28.626 INFO [stderr] su: No module specific data is present
Dec 03 01:03:29.519 INFO running `"docker" "inspect" "58aa346e3cf3b0b079fc63d7130adca109d6aab0d81cb600f5bc2ae402d32de8"`
Dec 03 01:03:29.891 INFO running `"docker" "rm" "-f" "58aa346e3cf3b0b079fc63d7130adca109d6aab0d81cb600f5bc2ae402d32de8"`
Dec 03 01:03:30.197 INFO [stdout] 58aa346e3cf3b0b079fc63d7130adca109d6aab0d81cb600f5bc2ae402d32de8