Aug 02 01:32:07.977 INFO checking quickcheck_macros-0.6.2 against 1.27.2 for lazy_static-1
Aug 02 01:32:07.977 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:32:07.977 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:32:07.977 INFO running `"docker" "create" "-v" "/tmp/crater.4F3FKfIOlshy:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2:/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 01:32:08.225 INFO blam! fba57f04e6baac571851cbfd8238e1f1b3a76ee028e36b495d0249e4c24f66f4
Aug 02 01:32:08.227 INFO running `"docker" "start" "-a" "fba57f04e6baac571851cbfd8238e1f1b3a76ee028e36b495d0249e4c24f66f4"`
Aug 02 01:32:09.380 INFO kablam! warning: An explicit [[test]] section is specified in Cargo.toml which currently
Aug 02 01:32:09.380 INFO kablam! disables Cargo from automatically inferring other test targets.
Aug 02 01:32:09.381 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Aug 02 01:32:09.381 INFO kablam! files will be included as a test target:
Aug 02 01:32:09.381 INFO kablam! 
Aug 02 01:32:09.381 INFO kablam! * /source/tests/macro.rs
Aug 02 01:32:09.381 INFO kablam! 
Aug 02 01:32:09.381 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Aug 02 01:32:09.381 INFO kablam! ready to be compiled as a test target today. You can future-proof yourself
Aug 02 01:32:09.381 INFO kablam! and disable this warning by adding `autotests = false` to your [package]
Aug 02 01:32:09.381 INFO kablam! section. You may also move the files to a location where Cargo would not
Aug 02 01:32:09.381 INFO kablam! automatically infer them to be a target, such as in subfolders.
Aug 02 01:32:09.381 INFO kablam! 
Aug 02 01:32:09.381 INFO kablam! For more information on this warning you can consult
Aug 02 01:32:09.381 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Aug 02 01:32:09.381 INFO kablam! warning: file found to be present in multiple build targets: /source/examples/attribute.rs
Aug 02 01:32:09.485 INFO kablam!     Checking termcolor v1.0.1
Aug 02 01:32:09.485 INFO kablam!     Checking memchr v2.0.1
Aug 02 01:32:09.486 INFO kablam!     Checking atty v0.2.11
Aug 02 01:32:09.488 INFO kablam!     Checking regex-syntax v0.6.2
Aug 02 01:32:09.495 INFO kablam!     Checking humantime v1.1.1
Aug 02 01:32:09.501 INFO kablam!    Compiling quickcheck v0.6.2
Aug 02 01:32:12.734 INFO kablam!     Checking aho-corasick v0.6.6
Aug 02 01:32:23.562 INFO kablam!    Compiling quickcheck_macros v0.6.2 (file:///source)
Aug 02 01:32:26.591 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 01:32:26.591 INFO kablam!  --> src/lib.rs:8:1
Aug 02 01:32:26.591 INFO kablam!   |
Aug 02 01:32:26.591 INFO kablam! 8 | #![feature(plugin_registrar, rustc_private)]
Aug 02 01:32:26.591 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 01:32:26.591 INFO kablam! 
Aug 02 01:32:26.605 INFO kablam! error: aborting due to previous error
Aug 02 01:32:26.605 INFO kablam! 
Aug 02 01:32:26.605 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 01:32:26.634 INFO kablam! error: Could not compile `quickcheck_macros`.
Aug 02 01:32:26.634 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 01:32:29.808 INFO kablam! error: build failed
Aug 02 01:32:29.809 INFO kablam! su: No module specific data is present
Aug 02 01:32:30.321 INFO running `"docker" "rm" "-f" "fba57f04e6baac571851cbfd8238e1f1b3a76ee028e36b495d0249e4c24f66f4"`
Aug 02 01:32:30.492 INFO blam! fba57f04e6baac571851cbfd8238e1f1b3a76ee028e36b495d0249e4c24f66f4