Aug 02 06:35:28.958 INFO checking ipc-0.2.0 against 1.27.2 for lazy_static-1 Aug 02 06:35:28.958 INFO running: cargo +1.27.2 check --frozen --all --all-targets Aug 02 06:35:28.958 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets Aug 02 06:35:28.958 INFO running `"docker" "create" "-v" "/tmp/crater.CGWx1EOO5qX2:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2:/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 06:35:29.195 INFO blam! 4f85c7eab3c6d89f63e372a29157eb5c742d143d6078d542da2e45f0a658f2be Aug 02 06:35:29.197 INFO running `"docker" "start" "-a" "4f85c7eab3c6d89f63e372a29157eb5c742d143d6078d542da2e45f0a658f2be"` Aug 02 06:35:30.820 INFO kablam! Checking ipc v0.2.0 (file:///source) Aug 02 06:35:32.307 INFO kablam! error[E0432]: unresolved import `rand` Aug 02 06:35:32.307 INFO kablam! --> src/lib.rs:47:9 Aug 02 06:35:32.307 INFO kablam! | Aug 02 06:35:32.307 INFO kablam! 47 | use rand::random; Aug 02 06:35:32.307 INFO kablam! | ^^^^ Maybe a missing `extern crate rand;`? Aug 02 06:35:32.307 INFO kablam! Aug 02 06:35:32.322 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel Aug 02 06:35:32.322 INFO kablam! --> src/lib.rs:1:1 Aug 02 06:35:32.322 INFO kablam! | Aug 02 06:35:32.322 INFO kablam! 1 | #![feature(proc_macro, conservative_impl_trait, generators)] Aug 02 06:35:32.322 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Aug 02 06:35:32.322 INFO kablam! Aug 02 06:35:32.325 INFO kablam! error: aborting due to 2 previous errors Aug 02 06:35:32.326 INFO kablam! Aug 02 06:35:32.326 INFO kablam! Some errors occurred: E0432, E0554. Aug 02 06:35:32.326 INFO kablam! For more information about an error, try `rustc --explain E0432`. Aug 02 06:35:32.345 INFO kablam! error: Could not compile `ipc`. Aug 02 06:35:32.346 INFO kablam! warning: build failed, waiting for other jobs to finish... Aug 02 06:35:32.447 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel Aug 02 06:35:32.447 INFO kablam! --> src/lib.rs:1:1 Aug 02 06:35:32.447 INFO kablam! | Aug 02 06:35:32.448 INFO kablam! 1 | #![feature(proc_macro, conservative_impl_trait, generators)] Aug 02 06:35:32.448 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Aug 02 06:35:32.452 INFO kablam! Aug 02 06:35:32.455 INFO kablam! error: aborting due to previous error Aug 02 06:35:32.455 INFO kablam! Aug 02 06:35:32.455 INFO kablam! For more information about this error, try `rustc --explain E0554`. Aug 02 06:35:32.465 INFO kablam! error: Could not compile `ipc`. Aug 02 06:35:32.465 INFO kablam! Aug 02 06:35:32.465 INFO kablam! To learn more, run the command again with --verbose. Aug 02 06:35:32.467 INFO kablam! su: No module specific data is present Aug 02 06:35:33.164 INFO running `"docker" "rm" "-f" "4f85c7eab3c6d89f63e372a29157eb5c742d143d6078d542da2e45f0a658f2be"` Aug 02 06:35:33.367 INFO blam! 4f85c7eab3c6d89f63e372a29157eb5c742d143d6078d542da2e45f0a658f2be