Sep 17 17:27:36.634 INFO checking sfxr-0.1.3 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033
Sep 17 17:27:36.634 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets
Sep 17 17:27:36.634 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-3/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/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=1000" "-e" "CMD=cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 17:27:36.944 INFO blam! 86c8e86fb9143fa85ee4598f9037694becefe6fc1f409caf956d8f0ed7c8dd0a
Sep 17 17:27:36.947 INFO running `"docker" "start" "-a" "86c8e86fb9143fa85ee4598f9037694becefe6fc1f409caf956d8f0ed7c8dd0a"`
Sep 17 17:27:38.062 INFO kablam! usermod: no changes
Sep 17 17:27:38.239 INFO kablam!     Checking rng_trait v0.1.1
Sep 17 17:27:38.471 INFO kablam!     Checking prng v0.1.1
Sep 17 17:27:38.583 INFO kablam! error[E0432]: unresolved import `alloc::arc`
Sep 17 17:27:38.583 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/prng-0.1.1/src/atomic_prng.rs:1:12
Sep 17 17:27:38.583 INFO kablam!   |
Sep 17 17:27:38.583 INFO kablam! 1 | use alloc::arc::Arc;
Sep 17 17:27:38.583 INFO kablam!   |            ^^^ Could not find `arc` in `alloc`
Sep 17 17:27:38.583 INFO kablam! 
Sep 17 17:27:38.651 INFO kablam! error: aborting due to previous error
Sep 17 17:27:38.651 INFO kablam! 
Sep 17 17:27:38.651 INFO kablam! For more information about this error, try `rustc --explain E0432`.
Sep 17 17:27:38.651 INFO kablam! error: Could not compile `prng`.
Sep 17 17:27:38.651 INFO kablam! 
Sep 17 17:27:38.651 INFO kablam! To learn more, run the command again with --verbose.
Sep 17 17:27:38.651 INFO kablam! su: No module specific data is present
Sep 17 17:27:39.933 INFO running `"docker" "rm" "-f" "86c8e86fb9143fa85ee4598f9037694becefe6fc1f409caf956d8f0ed7c8dd0a"`
Sep 17 17:27:40.194 INFO blam! 86c8e86fb9143fa85ee4598f9037694becefe6fc1f409caf956d8f0ed7c8dd0a