Aug 02 11:42:11.738 INFO checking derbyjson-0.0.3 against 1.27.2+tmplazy for lazy_static-1
Aug 02 11:42:11.738 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:42:11.738 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:42:11.738 INFO running `"docker" "create" "-v" "/tmp/crater.XpZ0Ry2ddwKJ:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2+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 11:42:12.103 INFO blam! 603034e380ed856438708185ea35388b17fa3a16bf70ccb8e1a50e349e3e7293
Aug 02 11:42:12.106 INFO running `"docker" "start" "-a" "603034e380ed856438708185ea35388b17fa3a16bf70ccb8e1a50e349e3e7293"`
Aug 02 11:42:13.560 INFO kablam!     Checking derbyjson v0.0.3 (file:///source)
Aug 02 11:42:22.050 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 11:42:22.050 INFO kablam!  --> src/lib.rs:4:1
Aug 02 11:42:22.050 INFO kablam!   |
Aug 02 11:42:22.050 INFO kablam! 4 | #![feature(custom_attribute)]
Aug 02 11:42:22.050 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 11:42:22.050 INFO kablam! 
Aug 02 11:42:22.094 INFO kablam! error: aborting due to previous error
Aug 02 11:42:22.094 INFO kablam! 
Aug 02 11:42:22.094 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 11:42:22.110 INFO kablam! error: Could not compile `derbyjson`.
Aug 02 11:42:22.110 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 11:42:23.030 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 11:42:23.030 INFO kablam!  --> src/lib.rs:4:1
Aug 02 11:42:23.030 INFO kablam!   |
Aug 02 11:42:23.030 INFO kablam! 4 | #![feature(custom_attribute)]
Aug 02 11:42:23.030 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 11:42:23.036 INFO kablam! 
Aug 02 11:42:23.073 INFO kablam! error: aborting due to previous error
Aug 02 11:42:23.074 INFO kablam! 
Aug 02 11:42:23.075 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 11:42:23.092 INFO kablam! error: Could not compile `derbyjson`.
Aug 02 11:42:23.092 INFO kablam! 
Aug 02 11:42:23.092 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 11:42:23.101 INFO kablam! su: No module specific data is present
Aug 02 11:42:23.666 INFO running `"docker" "rm" "-f" "603034e380ed856438708185ea35388b17fa3a16bf70ccb8e1a50e349e3e7293"`
Aug 02 11:42:23.884 INFO blam! 603034e380ed856438708185ea35388b17fa3a16bf70ccb8e1a50e349e3e7293