Aug 02 01:36:47.881 INFO checking qecs-core-0.0.17 against 1.27.2+tmplazy for lazy_static-1
Aug 02 01:36:47.881 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:36:47.881 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:36:47.881 INFO running `"docker" "create" "-v" "/tmp/crater.ulHY6sDb6MnG:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-1/1.27.2+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 01:36:48.173 INFO blam! 1134ffcfe587070e7a5253e4689574b382f696e36804f92ceb11b178331aeb15
Aug 02 01:36:48.176 INFO running `"docker" "start" "-a" "1134ffcfe587070e7a5253e4689574b382f696e36804f92ceb11b178331aeb15"`
Aug 02 01:36:49.390 INFO kablam!     Checking downcast v0.2.3
Aug 02 01:36:49.994 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 01:36:49.994 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/downcast-0.2.3/src/lib.rs:1:1
Aug 02 01:36:49.994 INFO kablam!   |
Aug 02 01:36:49.994 INFO kablam! 1 | #![feature(get_type_id)]
Aug 02 01:36:49.994 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 01:36:49.994 INFO kablam! 
Aug 02 01:36:49.995 INFO kablam! error: aborting due to previous error
Aug 02 01:36:49.995 INFO kablam! 
Aug 02 01:36:49.995 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 01:36:50.001 INFO kablam! error: Could not compile `downcast`.
Aug 02 01:36:50.001 INFO kablam! 
Aug 02 01:36:50.001 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 01:36:50.002 INFO kablam! su: No module specific data is present
Aug 02 01:36:50.556 INFO running `"docker" "rm" "-f" "1134ffcfe587070e7a5253e4689574b382f696e36804f92ceb11b178331aeb15"`
Aug 02 01:36:50.716 INFO blam! 1134ffcfe587070e7a5253e4689574b382f696e36804f92ceb11b178331aeb15