Aug 02 03:19:54.125 INFO checking numer-0.1.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 03:19:54.125 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:19:54.125 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:19:54.126 INFO running `"docker" "create" "-v" "/tmp/crater.U7edZD7Y2XSi:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2+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 02 03:19:54.311 INFO blam! 2412a8133e41312306f60fad998c67d17c313099cac38e00dac8d9652772c90f
Aug 02 03:19:54.326 INFO running `"docker" "start" "-a" "2412a8133e41312306f60fad998c67d17c313099cac38e00dac8d9652772c90f"`
Aug 02 03:19:55.816 INFO kablam!     Checking numer v0.1.0 (file:///source)
Aug 02 03:19:56.032 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:19:56.032 INFO kablam!  --> src/lib.rs:1:1
Aug 02 03:19:56.032 INFO kablam!   |
Aug 02 03:19:56.032 INFO kablam! 1 | #![feature(core_float)]
Aug 02 03:19:56.032 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 03:19:56.032 INFO kablam! 
Aug 02 03:19:56.033 INFO kablam! error: aborting due to previous error
Aug 02 03:19:56.033 INFO kablam! 
Aug 02 03:19:56.033 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 03:19:56.043 INFO kablam! error: Could not compile `numer`.
Aug 02 03:19:56.043 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 03:19:56.205 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:19:56.205 INFO kablam!  --> src/lib.rs:1:1
Aug 02 03:19:56.205 INFO kablam!   |
Aug 02 03:19:56.205 INFO kablam! 1 | #![feature(core_float)]
Aug 02 03:19:56.205 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 03:19:56.205 INFO kablam! 
Aug 02 03:19:56.205 INFO kablam! error: aborting due to previous error
Aug 02 03:19:56.205 INFO kablam! 
Aug 02 03:19:56.205 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 03:19:56.218 INFO kablam! error: Could not compile `numer`.
Aug 02 03:19:56.218 INFO kablam! 
Aug 02 03:19:56.218 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 03:19:56.219 INFO kablam! su: No module specific data is present
Aug 02 03:19:56.817 INFO running `"docker" "rm" "-f" "2412a8133e41312306f60fad998c67d17c313099cac38e00dac8d9652772c90f"`
Aug 02 03:19:56.955 INFO blam! 2412a8133e41312306f60fad998c67d17c313099cac38e00dac8d9652772c90f