Sep 04 05:20:08.437 INFO checking stm32f100xx-0.4.0 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913 Sep 04 05:20:08.437 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets Sep 04 05:20:08.437 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-1/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"` Sep 04 05:20:08.607 INFO blam! 9ec07c1eb593ba1f14098a0eb0141ba3fdb0a876020512cc92e03e09ac2b685e Sep 04 05:20:08.609 INFO running `"docker" "start" "-a" "9ec07c1eb593ba1f14098a0eb0141ba3fdb0a876020512cc92e03e09ac2b685e"` Sep 04 05:20:09.255 INFO kablam! Compiling cortex-m v0.2.12 Sep 04 05:20:09.255 INFO kablam! Checking cortex-m-semihosting v0.1.3 Sep 04 05:20:10.514 INFO kablam! error[E0635]: unknown feature `const_unsafe_cell_new` Sep 04 05:20:10.515 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/cortex-m-0.2.12/src/lib.rs:16:12 Sep 04 05:20:10.515 INFO kablam! | Sep 04 05:20:10.515 INFO kablam! 16 | #![feature(const_unsafe_cell_new)] Sep 04 05:20:10.515 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Sep 04 05:20:10.515 INFO kablam! Sep 04 05:20:10.532 INFO kablam! error: aborting due to previous error Sep 04 05:20:10.532 INFO kablam! Sep 04 05:20:10.532 INFO kablam! For more information about this error, try `rustc --explain E0635`. Sep 04 05:20:10.538 INFO kablam! error: Could not compile `cortex-m`. Sep 04 05:20:10.538 INFO kablam! Sep 04 05:20:10.538 INFO kablam! To learn more, run the command again with --verbose. Sep 04 05:20:10.539 INFO kablam! su: No module specific data is present Sep 04 05:20:11.045 INFO running `"docker" "rm" "-f" "9ec07c1eb593ba1f14098a0eb0141ba3fdb0a876020512cc92e03e09ac2b685e"` Sep 04 05:20:11.170 INFO blam! 9ec07c1eb593ba1f14098a0eb0141ba3fdb0a876020512cc92e03e09ac2b685e