Aug 01 23:00:24.068 INFO checking savefile-0.2.9 against 1.27.2+tmplazy for lazy_static-1
Aug 01 23:00:24.068 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:00:24.068 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:00:24.068 INFO running `"docker" "create" "-v" "/tmp/crater.Dlihp4SOtBLm:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-2/1.27.2+tmplazy:/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 23:00:24.326 INFO blam! c185be58e61710d49c8aa1a4b9f78a169172a2c13706ae38c80d1823a7e7bcf9
Aug 01 23:00:24.328 INFO running `"docker" "start" "-a" "c185be58e61710d49c8aa1a4b9f78a169172a2c13706ae38c80d1823a7e7bcf9"`
Aug 01 23:00:25.346 INFO kablam!    Compiling proc-macro2 v0.3.8
Aug 01 23:00:25.375 INFO kablam!     Checking savefile v0.2.9 (file:///source)
Aug 01 23:00:26.270 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:00:26.271 INFO kablam!  --> src/lib.rs:1:1
Aug 01 23:00:26.271 INFO kablam!   |
Aug 01 23:00:26.271 INFO kablam! 1 | #![feature(alloc)]
Aug 01 23:00:26.271 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Aug 01 23:00:26.271 INFO kablam! 
Aug 01 23:00:26.271 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:00:26.271 INFO kablam!  --> src/lib.rs:2:1
Aug 01 23:00:26.271 INFO kablam!   |
Aug 01 23:00:26.271 INFO kablam! 2 | #![feature(allocator_api)]
Aug 01 23:00:26.271 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:00:26.271 INFO kablam! 
Aug 01 23:00:26.271 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:00:26.271 INFO kablam!  --> src/lib.rs:4:1
Aug 01 23:00:26.271 INFO kablam!   |
Aug 01 23:00:26.271 INFO kablam! 4 | #![feature(test)]
Aug 01 23:00:26.271 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 01 23:00:26.271 INFO kablam! 
Aug 01 23:00:26.271 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:00:26.271 INFO kablam!  --> src/lib.rs:5:1
Aug 01 23:00:26.271 INFO kablam!   |
Aug 01 23:00:26.271 INFO kablam! 5 | #![feature(specialization)]
Aug 01 23:00:26.271 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:00:26.271 INFO kablam! 
Aug 01 23:00:26.271 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:00:26.271 INFO kablam!  --> src/lib.rs:6:1
Aug 01 23:00:26.271 INFO kablam!   |
Aug 01 23:00:26.271 INFO kablam! 6 | #![feature(attr_literals)]
Aug 01 23:00:26.271 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:00:26.271 INFO kablam! 
Aug 01 23:00:26.271 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:00:26.272 INFO kablam!  --> src/lib.rs:7:1
Aug 01 23:00:26.272 INFO kablam!   |
Aug 01 23:00:26.272 INFO kablam! 7 | #![feature(core_intrinsics)]
Aug 01 23:00:26.272 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:00:26.272 INFO kablam! 
Aug 01 23:00:26.275 INFO kablam! error: aborting due to 6 previous errors
Aug 01 23:00:26.275 INFO kablam! 
Aug 01 23:00:26.275 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 23:00:26.283 INFO kablam! error: Could not compile `savefile`.
Aug 01 23:00:26.283 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 23:00:26.421 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:00:26.422 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/lib.rs:47:34
Aug 01 23:00:26.422 INFO kablam!    |
Aug 01 23:00:26.422 INFO kablam! 47 | #![cfg_attr(feature = "nightly", feature(proc_macro))]
Aug 01 23:00:26.422 INFO kablam!    |                                  ^^^^^^^^^^^^^^^^^^^^
Aug 01 23:00:26.422 INFO kablam! 
Aug 01 23:00:26.428 INFO kablam! error: aborting due to previous error
Aug 01 23:00:26.428 INFO kablam! 
Aug 01 23:00:26.428 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 23:00:26.455 INFO kablam! error: Could not compile `proc-macro2`.
Aug 01 23:00:26.455 INFO kablam! 
Aug 01 23:00:26.455 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 23:00:26.457 INFO kablam! su: No module specific data is present
Aug 01 23:00:27.020 INFO running `"docker" "rm" "-f" "c185be58e61710d49c8aa1a4b9f78a169172a2c13706ae38c80d1823a7e7bcf9"`
Aug 01 23:00:27.179 INFO blam! c185be58e61710d49c8aa1a4b9f78a169172a2c13706ae38c80d1823a7e7bcf9