Aug 02 14:50:40.601 INFO checking arc-swap-0.1.4 against 1.27.2+tmplazy for lazy_static-1
Aug 02 14:50:40.601 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:50:40.601 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:50:40.601 INFO running `"docker" "create" "-v" "/tmp/crater.VDmCbflLlVEI:/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 14:50:40.856 INFO blam! 943c93bc9a82814d976f0402e87733041197d0bd91d967aeb45b0c2f5ceb5026
Aug 02 14:50:40.858 INFO running `"docker" "start" "-a" "943c93bc9a82814d976f0402e87733041197d0bd91d967aeb45b0c2f5ceb5026"`
Aug 02 14:50:42.026 INFO kablam!     Checking arc-swap v0.1.4 (file:///source)
Aug 02 14:50:43.748 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:50:43.748 INFO kablam!  --> benches/background.rs:1:1
Aug 02 14:50:43.749 INFO kablam!   |
Aug 02 14:50:43.749 INFO kablam! 1 | #![feature(test)]
Aug 02 14:50:43.749 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 14:50:43.749 INFO kablam! 
Aug 02 14:50:43.759 INFO kablam! error: aborting due to previous error
Aug 02 14:50:43.759 INFO kablam! 
Aug 02 14:50:43.759 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:50:43.759 INFO kablam! error: Could not compile `arc-swap`.
Aug 02 14:50:43.759 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 14:50:43.790 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:50:43.790 INFO kablam!  --> benches/int-access.rs:1:1
Aug 02 14:50:43.790 INFO kablam!   |
Aug 02 14:50:43.790 INFO kablam! 1 | #![feature(test)]
Aug 02 14:50:43.790 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 14:50:43.790 INFO kablam! 
Aug 02 14:50:43.791 INFO kablam! error: aborting due to previous error
Aug 02 14:50:43.791 INFO kablam! 
Aug 02 14:50:43.791 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:50:43.798 INFO kablam! error: Could not compile `arc-swap`.
Aug 02 14:50:43.798 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 14:50:43.891 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:50:43.891 INFO kablam!  --> benches/atomics.rs:1:1
Aug 02 14:50:43.891 INFO kablam!   |
Aug 02 14:50:43.891 INFO kablam! 1 | #![feature(test)]
Aug 02 14:50:43.891 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 14:50:43.891 INFO kablam! 
Aug 02 14:50:43.894 INFO kablam! error: aborting due to previous error
Aug 02 14:50:43.900 INFO kablam! 
Aug 02 14:50:43.900 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:50:43.919 INFO kablam! error: Could not compile `arc-swap`.
Aug 02 14:50:43.919 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 14:50:44.555 INFO kablam! error: build failed
Aug 02 14:50:44.560 INFO kablam! su: No module specific data is present
Aug 02 14:50:45.278 INFO running `"docker" "rm" "-f" "943c93bc9a82814d976f0402e87733041197d0bd91d967aeb45b0c2f5ceb5026"`
Aug 02 14:50:45.417 INFO blam! 943c93bc9a82814d976f0402e87733041197d0bd91d967aeb45b0c2f5ceb5026