Aug 02 00:36:49.067 INFO checking rgen3-save-0.1.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 00:36:49.067 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 00:36:49.067 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 00:36:49.068 INFO running `"docker" "create" "-v" "/tmp/crater.wn4gGFcmsAnx:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2+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 00:36:49.332 INFO blam! dfd1ad2ddc8138aa464b5fd602959b9d6132ec761867199896a025470b808349
Aug 02 00:36:49.333 INFO running `"docker" "start" "-a" "dfd1ad2ddc8138aa464b5fd602959b9d6132ec761867199896a025470b808349"`
Aug 02 00:36:50.259 INFO kablam!     Checking rgen3-string v0.1.0
Aug 02 00:36:50.815 INFO kablam!     Checking rgen3-save v0.1.0 (file:///source)
Aug 02 00:36:51.469 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 00:36:51.470 INFO kablam!  --> src/lib.rs:3:1
Aug 02 00:36:51.470 INFO kablam!   |
Aug 02 00:36:51.470 INFO kablam! 3 | #![feature(associated_consts, question_mark)]
Aug 02 00:36:51.470 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 00:36:51.470 INFO kablam! 
Aug 02 00:36:51.485 INFO kablam! error: aborting due to previous error
Aug 02 00:36:51.485 INFO kablam! 
Aug 02 00:36:51.485 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 00:36:51.498 INFO kablam! error: Could not compile `rgen3-save`.
Aug 02 00:36:51.498 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 00:36:51.545 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 00:36:51.545 INFO kablam!  --> src/lib.rs:3:1
Aug 02 00:36:51.545 INFO kablam!   |
Aug 02 00:36:51.545 INFO kablam! 3 | #![feature(associated_consts, question_mark)]
Aug 02 00:36:51.546 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 00:36:51.553 INFO kablam! 
Aug 02 00:36:51.557 INFO kablam! error: aborting due to previous error
Aug 02 00:36:51.559 INFO kablam! 
Aug 02 00:36:51.559 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 00:36:51.571 INFO kablam! error: Could not compile `rgen3-save`.
Aug 02 00:36:51.571 INFO kablam! 
Aug 02 00:36:51.571 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 00:36:51.574 INFO kablam! su: No module specific data is present
Aug 02 00:36:52.107 INFO running `"docker" "rm" "-f" "dfd1ad2ddc8138aa464b5fd602959b9d6132ec761867199896a025470b808349"`
Aug 02 00:36:52.254 INFO blam! dfd1ad2ddc8138aa464b5fd602959b9d6132ec761867199896a025470b808349