Aug 01 23:25:29.426 INFO checking rustcov-0.0.0 against 1.27.2+tmplazy for lazy_static-1
Aug 01 23:25:29.426 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:25:29.426 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:25:29.426 INFO running `"docker" "create" "-v" "/tmp/crater.DrcaghuvgNsQ:/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 01 23:25:29.642 INFO blam! d6745cf7bcfbab2ab9ace8f11714d28a595dca35983a111799378ad99340f6bd
Aug 01 23:25:29.643 INFO running `"docker" "start" "-a" "d6745cf7bcfbab2ab9ace8f11714d28a595dca35983a111799378ad99340f6bd"`
Aug 01 23:25:30.806 INFO kablam!     Checking rustcov v0.0.0 (file:///source)
Aug 01 23:25:31.543 INFO kablam! error[E0457]: plugin `rustcov` only found in rlib format, but must be available in dylib format
Aug 01 23:25:31.543 INFO kablam!  --> examples/plugin.rs:2:11
Aug 01 23:25:31.543 INFO kablam!   |
Aug 01 23:25:31.543 INFO kablam! 2 | #![plugin(rustcov)]
Aug 01 23:25:31.543 INFO kablam!   |           ^^^^^^^
Aug 01 23:25:31.543 INFO kablam! 
Aug 01 23:25:31.839 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:25:31.839 INFO kablam!  --> examples/plugin.rs:1:1
Aug 01 23:25:31.839 INFO kablam!   |
Aug 01 23:25:31.839 INFO kablam! 1 | #![feature(plugin)]
Aug 01 23:25:31.839 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^
Aug 01 23:25:31.840 INFO kablam! 
Aug 01 23:25:31.841 INFO kablam! error: aborting due to 2 previous errors
Aug 01 23:25:31.841 INFO kablam! 
Aug 01 23:25:31.841 INFO kablam! Some errors occurred: E0457, E0554.
Aug 01 23:25:31.842 INFO kablam! For more information about an error, try `rustc --explain E0457`.
Aug 01 23:25:31.848 INFO kablam! error: Could not compile `rustcov`.
Aug 01 23:25:31.848 INFO kablam! 
Aug 01 23:25:31.848 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 23:25:31.850 INFO kablam! su: No module specific data is present
Aug 01 23:25:32.412 INFO running `"docker" "rm" "-f" "d6745cf7bcfbab2ab9ace8f11714d28a595dca35983a111799378ad99340f6bd"`
Aug 01 23:25:32.591 INFO blam! d6745cf7bcfbab2ab9ace8f11714d28a595dca35983a111799378ad99340f6bd