Sep 21 05:29:13.373 INFO checking prng-0.1.1 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 05:29:13.373 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 05:29:13.373 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-3/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 05:29:13.538 INFO blam! 6d3efe31d5f7e4ec5719a9b6527f4ee8f1f52d2e379c30a773892d783614676b
Sep 21 05:29:13.540 INFO running `"docker" "start" "-a" "6d3efe31d5f7e4ec5719a9b6527f4ee8f1f52d2e379c30a773892d783614676b"`
Sep 21 05:29:14.609 INFO kablam! usermod: no changes
Sep 21 05:29:14.679 INFO kablam!     Checking rng_trait v0.1.1
Sep 21 05:29:14.789 INFO kablam!     Checking prng v0.1.1 (/source)
Sep 21 05:29:14.866 INFO kablam! error[E0432]: unresolved import `alloc::arc`
Sep 21 05:29:14.866 INFO kablam!  --> src/atomic_prng.rs:1:12
Sep 21 05:29:14.866 INFO kablam!   |
Sep 21 05:29:14.866 INFO kablam! 1 | use alloc::arc::Arc;
Sep 21 05:29:14.866 INFO kablam!   |            ^^^ Could not find `arc` in `alloc`
Sep 21 05:29:14.866 INFO kablam! 
Sep 21 05:29:14.902 INFO kablam! error: aborting due to previous error
Sep 21 05:29:14.902 INFO kablam! 
Sep 21 05:29:14.902 INFO kablam! For more information about this error, try `rustc --explain E0432`.
Sep 21 05:29:14.905 INFO kablam! error: Could not compile `prng`.
Sep 21 05:29:14.905 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 21 05:29:14.981 INFO kablam! error[E0432]: unresolved import `alloc::arc`
Sep 21 05:29:14.982 INFO kablam!  --> src/atomic_prng.rs:1:12
Sep 21 05:29:14.982 INFO kablam!   |
Sep 21 05:29:14.982 INFO kablam! 1 | use alloc::arc::Arc;
Sep 21 05:29:14.982 INFO kablam!   |            ^^^ Could not find `arc` in `alloc`
Sep 21 05:29:14.982 INFO kablam! 
Sep 21 05:29:15.027 INFO kablam! error: aborting due to previous error
Sep 21 05:29:15.027 INFO kablam! 
Sep 21 05:29:15.027 INFO kablam! For more information about this error, try `rustc --explain E0432`.
Sep 21 05:29:15.035 INFO kablam! error: Could not compile `prng`.
Sep 21 05:29:15.035 INFO kablam! 
Sep 21 05:29:15.035 INFO kablam! To learn more, run the command again with --verbose.
Sep 21 05:29:15.036 INFO kablam! su: No module specific data is present
Sep 21 05:29:15.852 INFO running `"docker" "rm" "-f" "6d3efe31d5f7e4ec5719a9b6527f4ee8f1f52d2e379c30a773892d783614676b"`
Sep 21 05:29:15.940 INFO blam! 6d3efe31d5f7e4ec5719a9b6527f4ee8f1f52d2e379c30a773892d783614676b