Jul 12 01:48:31.862 INFO checking prng-0.1.1 against master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9 for pr-52234
Jul 12 01:48:31.862 INFO running: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 12 01:48:31.862 INFO creating container for: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 12 01:48:31.862 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-52234/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-4/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/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" "-e" "USER_ID=500" "-e" "CMD=cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 01:48:32.102 INFO blam! 41d2d80386719ba4613915718a45200d88f0aafca9c00b389f85e4f6944c6a47
Jul 12 01:48:32.104 INFO running `"docker" "start" "-a" "41d2d80386719ba4613915718a45200d88f0aafca9c00b389f85e4f6944c6a47"`
Jul 12 01:48:32.961 INFO kablam!     Checking prng v0.1.1 (file:///source)
Jul 12 01:48:33.216 INFO kablam! error[E0432]: unresolved import `alloc::arc`
Jul 12 01:48:33.217 INFO kablam!  --> src/atomic_prng.rs:1:12
Jul 12 01:48:33.217 INFO kablam!   |
Jul 12 01:48:33.217 INFO kablam! 1 | use alloc::arc::Arc;
Jul 12 01:48:33.217 INFO kablam!   |            ^^^ Could not find `arc` in `alloc`
Jul 12 01:48:33.217 INFO kablam! 
Jul 12 01:48:33.337 INFO kablam! error: aborting due to previous error
Jul 12 01:48:33.337 INFO kablam! 
Jul 12 01:48:33.338 INFO kablam! For more information about this error, try `rustc --explain E0432`.
Jul 12 01:48:33.346 INFO kablam! error: Could not compile `prng`.
Jul 12 01:48:33.347 INFO kablam! warning: build failed, waiting for other jobs to finish...
Jul 12 01:48:33.504 INFO kablam! error[E0432]: unresolved import `alloc::arc`
Jul 12 01:48:33.505 INFO kablam!  --> src/atomic_prng.rs:1:12
Jul 12 01:48:33.505 INFO kablam!   |
Jul 12 01:48:33.505 INFO kablam! 1 | use alloc::arc::Arc;
Jul 12 01:48:33.505 INFO kablam!   |            ^^^ Could not find `arc` in `alloc`
Jul 12 01:48:33.505 INFO kablam! 
Jul 12 01:48:33.614 INFO kablam! error: aborting due to previous error
Jul 12 01:48:33.614 INFO kablam! 
Jul 12 01:48:33.614 INFO kablam! For more information about this error, try `rustc --explain E0432`.
Jul 12 01:48:33.623 INFO kablam! error: Could not compile `prng`.
Jul 12 01:48:33.624 INFO kablam! 
Jul 12 01:48:33.624 INFO kablam! To learn more, run the command again with --verbose.
Jul 12 01:48:33.626 INFO kablam! su: No module specific data is present
Jul 12 01:48:34.324 INFO running `"docker" "rm" "-f" "41d2d80386719ba4613915718a45200d88f0aafca9c00b389f85e4f6944c6a47"`
Jul 12 01:48:34.479 INFO blam! 41d2d80386719ba4613915718a45200d88f0aafca9c00b389f85e4f6944c6a47