Aug 01 22:36:57.828 INFO checking serde_osc-0.4.2 against 1.27.2+tmplazy for lazy_static-1
Aug 01 22:36:57.828 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 22:36:57.828 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 22:36:57.828 INFO running `"docker" "create" "-v" "/tmp/crater.SibOzHVv5VjN:/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 01 22:36:58.160 INFO blam! e8cf70b7d8db277aa49f6d771950c4eb48b0f1502bc7139205d56ac86704cdc8
Aug 01 22:36:58.162 INFO running `"docker" "start" "-a" "e8cf70b7d8db277aa49f6d771950c4eb48b0f1502bc7139205d56ac86704cdc8"`
Aug 01 22:36:59.256 INFO kablam!     Checking serde_osc v0.4.2 (file:///source)
Aug 01 22:36:59.955 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 22:36:59.955 INFO kablam!   --> src/lib.rs:88:1
Aug 01 22:36:59.955 INFO kablam!    |
Aug 01 22:36:59.955 INFO kablam! 88 | #![feature(try_from)]
Aug 01 22:36:59.956 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 22:36:59.956 INFO kablam! 
Aug 01 22:36:59.964 INFO kablam! error: aborting due to previous error
Aug 01 22:36:59.964 INFO kablam! 
Aug 01 22:36:59.964 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 22:36:59.973 INFO kablam! error: Could not compile `serde_osc`.
Aug 01 22:36:59.973 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 22:37:00.032 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 22:37:00.032 INFO kablam!   --> src/lib.rs:88:1
Aug 01 22:37:00.032 INFO kablam!    |
Aug 01 22:37:00.032 INFO kablam! 88 | #![feature(try_from)]
Aug 01 22:37:00.032 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 22:37:00.032 INFO kablam! 
Aug 01 22:37:00.041 INFO kablam! error: aborting due to previous error
Aug 01 22:37:00.041 INFO kablam! 
Aug 01 22:37:00.041 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 22:37:00.050 INFO kablam! error: Could not compile `serde_osc`.
Aug 01 22:37:00.050 INFO kablam! 
Aug 01 22:37:00.050 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 22:37:00.052 INFO kablam! su: No module specific data is present
Aug 01 22:37:00.855 INFO running `"docker" "rm" "-f" "e8cf70b7d8db277aa49f6d771950c4eb48b0f1502bc7139205d56ac86704cdc8"`
Aug 01 22:37:01.019 INFO blam! e8cf70b7d8db277aa49f6d771950c4eb48b0f1502bc7139205d56ac86704cdc8