Aug 02 10:34:17.113 INFO checking executable_memory-0.1.2 against 1.27.2 for lazy_static-1 Aug 02 10:34:17.113 INFO running: cargo +1.27.2 check --frozen --all --all-targets Aug 02 10:34:17.113 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets Aug 02 10:34:17.113 INFO running `"docker" "create" "-v" "/tmp/crater.OoKpPLpzlJCn:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-2/1.27.2:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"` Aug 02 10:34:17.350 INFO blam! c8e56bdc27958ccac3e000a132047be385cd51744841e7a7b84a6b3a0cecf424 Aug 02 10:34:17.353 INFO running `"docker" "start" "-a" "c8e56bdc27958ccac3e000a132047be385cd51744841e7a7b84a6b3a0cecf424"` Aug 02 10:34:18.400 INFO kablam! Compiling winapi v0.3.5 Aug 02 10:34:22.178 INFO kablam! Checking executable_memory v0.1.2 (file:///source) Aug 02 10:34:23.950 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel Aug 02 10:34:23.950 INFO kablam! --> benches/bench.rs:1:1 Aug 02 10:34:23.950 INFO kablam! | Aug 02 10:34:23.950 INFO kablam! 1 | #![feature(test)] Aug 02 10:34:23.950 INFO kablam! | ^^^^^^^^^^^^^^^^^ Aug 02 10:34:23.951 INFO kablam! Aug 02 10:34:23.951 INFO kablam! error: aborting due to previous error Aug 02 10:34:23.951 INFO kablam! Aug 02 10:34:23.951 INFO kablam! For more information about this error, try `rustc --explain E0554`. Aug 02 10:34:23.960 INFO kablam! error: Could not compile `executable_memory`. Aug 02 10:34:23.960 INFO kablam! Aug 02 10:34:23.960 INFO kablam! To learn more, run the command again with --verbose. Aug 02 10:34:23.962 INFO kablam! su: No module specific data is present Aug 02 10:34:24.603 INFO running `"docker" "rm" "-f" "c8e56bdc27958ccac3e000a132047be385cd51744841e7a7b84a6b3a0cecf424"` Aug 02 10:34:24.771 INFO blam! c8e56bdc27958ccac3e000a132047be385cd51744841e7a7b84a6b3a0cecf424