Aug 01 13:57:30.762 INFO checking zapo/chelle against 1.27.2 for lazy_static-1
Aug 01 13:57:30.763 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 13:57:30.763 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 13:57:30.763 INFO running `"docker" "create" "-v" "/tmp/crater.2aPqZpPgnXBP:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-0/1.27.2:/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 01 13:57:30.978 INFO blam! 392cad41ed31931e85fa896e38633e52a4d59a6844be1af88b5267ca3c9f924d
Aug 01 13:57:30.980 INFO running `"docker" "start" "-a" "392cad41ed31931e85fa896e38633e52a4d59a6844be1af88b5267ca3c9f924d"`
Aug 01 13:57:32.221 INFO kablam!    Compiling semver v0.1.20
Aug 01 13:57:32.221 INFO kablam!     Checking bitflags v0.4.0
Aug 01 13:57:32.221 INFO kablam!     Checking libc v0.2.42
Aug 01 13:57:32.221 INFO kablam!     Checking void v1.0.2
Aug 01 13:57:32.221 INFO kablam!     Checking cfg-if v0.1.4
Aug 01 13:57:32.228 INFO kablam!     Checking ansi_term v0.9.0
Aug 01 13:57:37.473 INFO kablam!    Compiling rustc_version v0.1.7
Aug 01 13:57:39.761 INFO kablam!    Compiling nix v0.7.0
Aug 01 13:57:40.205 INFO kablam!     Checking time v0.1.40
Aug 01 13:57:53.371 INFO kablam!     Checking chelle v0.1.0 (file:///source)
Aug 01 13:57:53.371 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 13:57:53.371 INFO kablam!  --> src/main.rs:1:1
Aug 01 13:57:53.372 INFO kablam!   |
Aug 01 13:57:53.372 INFO kablam! 1 | #![feature(slice_patterns)]
Aug 01 13:57:53.372 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 13:57:53.372 INFO kablam! 
Aug 01 13:57:53.372 INFO kablam! error: aborting due to previous error
Aug 01 13:57:53.372 INFO kablam! 
Aug 01 13:57:53.372 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 13:57:53.372 INFO kablam! error: Could not compile `chelle`.
Aug 01 13:57:53.372 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 13:57:53.372 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 13:57:53.372 INFO kablam!  --> src/main.rs:1:1
Aug 01 13:57:53.372 INFO kablam!   |
Aug 01 13:57:53.372 INFO kablam! 1 | #![feature(slice_patterns)]
Aug 01 13:57:53.372 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 13:57:53.372 INFO kablam! 
Aug 01 13:57:53.372 INFO kablam! error: aborting due to previous error
Aug 01 13:57:53.372 INFO kablam! 
Aug 01 13:57:53.372 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 13:57:53.372 INFO kablam! error: Could not compile `chelle`.
Aug 01 13:57:53.372 INFO kablam! 
Aug 01 13:57:53.372 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 13:57:53.372 INFO kablam! su: No module specific data is present
Aug 01 13:57:53.373 INFO running `"docker" "rm" "-f" "392cad41ed31931e85fa896e38633e52a4d59a6844be1af88b5267ca3c9f924d"`
Aug 01 13:57:53.525 INFO blam! 392cad41ed31931e85fa896e38633e52a4d59a6844be1af88b5267ca3c9f924d