Aug 02 09:56:26.034 INFO checking fn_mut-0.1.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 09:56:26.034 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 09:56:26.034 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 09:56:26.034 INFO running `"docker" "create" "-v" "/tmp/crater.w2EtZ5abFrzq:/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 02 09:56:26.340 INFO blam! 4fb532a5f04d7133a33ebc195bc6e2ead167c2b2590e8b3c6768a41446e61b50
Aug 02 09:56:26.342 INFO running `"docker" "start" "-a" "4fb532a5f04d7133a33ebc195bc6e2ead167c2b2590e8b3c6768a41446e61b50"`
Aug 02 09:56:31.569 INFO kablam!    Compiling libc v0.2.42
Aug 02 09:56:31.571 INFO kablam!     Checking fn_mut v0.1.0 (file:///source)
Aug 02 09:56:32.723 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 09:56:32.723 INFO kablam!   --> src/lib.rs:67:1
Aug 02 09:56:32.723 INFO kablam!    |
Aug 02 09:56:32.723 INFO kablam! 67 | #![feature(proc_macro)]
Aug 02 09:56:32.723 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 09:56:32.723 INFO kablam! 
Aug 02 09:56:32.723 INFO kablam! error: aborting due to previous error
Aug 02 09:56:32.723 INFO kablam! 
Aug 02 09:56:32.723 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 09:56:32.732 INFO kablam! error: Could not compile `fn_mut`.
Aug 02 09:56:32.732 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 09:56:32.773 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 09:56:32.773 INFO kablam!   --> src/lib.rs:67:1
Aug 02 09:56:32.773 INFO kablam!    |
Aug 02 09:56:32.774 INFO kablam! 67 | #![feature(proc_macro)]
Aug 02 09:56:32.774 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 09:56:32.774 INFO kablam! 
Aug 02 09:56:32.774 INFO kablam! error: aborting due to previous error
Aug 02 09:56:32.774 INFO kablam! 
Aug 02 09:56:32.774 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 09:56:32.795 INFO kablam! error: Could not compile `fn_mut`.
Aug 02 09:56:32.795 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 09:56:33.610 INFO kablam! error: build failed
Aug 02 09:56:33.611 INFO kablam! su: No module specific data is present
Aug 02 09:56:37.682 INFO running `"docker" "rm" "-f" "4fb532a5f04d7133a33ebc195bc6e2ead167c2b2590e8b3c6768a41446e61b50"`
Aug 02 09:56:37.765 INFO blam! 4fb532a5f04d7133a33ebc195bc6e2ead167c2b2590e8b3c6768a41446e61b50