Aug 02 03:00:03.567 INFO checking option-constructor-derive-0.1.1 against 1.27.2+tmplazy for lazy_static-1
Aug 02 03:00:03.567 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:00:03.567 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:00:03.568 INFO running `"docker" "create" "-v" "/tmp/crater.kCxyx9tn8EmK:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2+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 03:00:03.830 INFO blam! 445ee8f6e40d0997d981f98ce6b4fa8cbd547d87b4985e3c6d16c9fb82d468bd
Aug 02 03:00:03.832 INFO running `"docker" "start" "-a" "445ee8f6e40d0997d981f98ce6b4fa8cbd547d87b4985e3c6d16c9fb82d468bd"`
Aug 02 03:00:04.920 INFO kablam!    Compiling option-constructor-derive v0.1.1 (file:///source)
Aug 02 03:00:05.931 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:00:05.931 INFO kablam!   --> src/lib.rs:24:1
Aug 02 03:00:05.931 INFO kablam!    |
Aug 02 03:00:05.931 INFO kablam! 24 | #![feature(proc_macro)]
Aug 02 03:00:05.931 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 03:00:05.931 INFO kablam! 
Aug 02 03:00:05.931 INFO kablam! error: aborting due to previous error
Aug 02 03:00:05.933 INFO kablam! 
Aug 02 03:00:05.933 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 03:00:05.948 INFO kablam! error: Could not compile `option-constructor-derive`.
Aug 02 03:00:05.948 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 03:00:05.991 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:00:05.991 INFO kablam!   --> src/lib.rs:24:1
Aug 02 03:00:05.991 INFO kablam!    |
Aug 02 03:00:05.991 INFO kablam! 24 | #![feature(proc_macro)]
Aug 02 03:00:05.991 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 03:00:05.991 INFO kablam! 
Aug 02 03:00:05.991 INFO kablam! error: aborting due to previous error
Aug 02 03:00:05.991 INFO kablam! 
Aug 02 03:00:05.991 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 03:00:06.002 INFO kablam! error: Could not compile `option-constructor-derive`.
Aug 02 03:00:06.002 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 03:00:06.094 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:00:06.094 INFO kablam!   --> src/lib.rs:24:1
Aug 02 03:00:06.094 INFO kablam!    |
Aug 02 03:00:06.094 INFO kablam! 24 | #![feature(proc_macro)]
Aug 02 03:00:06.094 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 03:00:06.094 INFO kablam! 
Aug 02 03:00:06.095 INFO kablam! error: aborting due to previous error
Aug 02 03:00:06.095 INFO kablam! 
Aug 02 03:00:06.095 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 03:00:06.121 INFO kablam! error: Could not compile `option-constructor-derive`.
Aug 02 03:00:06.160 INFO kablam! 
Aug 02 03:00:06.160 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 03:00:06.160 INFO kablam! su: No module specific data is present
Aug 02 03:00:06.715 INFO running `"docker" "rm" "-f" "445ee8f6e40d0997d981f98ce6b4fa8cbd547d87b4985e3c6d16c9fb82d468bd"`
Aug 02 03:00:06.821 INFO blam! 445ee8f6e40d0997d981f98ce6b4fa8cbd547d87b4985e3c6d16c9fb82d468bd