Sep 06 02:17:18.862 INFO checking prng-0.1.1 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 02:17:18.862 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 02:17:18.862 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-4/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 02:17:19.062 INFO blam! d5ba9d8cb5ae81aedaed3740489eb178698f4e4ca2edb549a3a6e097fba2814d
Sep 06 02:17:19.065 INFO running `"docker" "start" "-a" "d5ba9d8cb5ae81aedaed3740489eb178698f4e4ca2edb549a3a6e097fba2814d"`
Sep 06 02:17:19.917 INFO kablam! usermod: no changes
Sep 06 02:17:19.948 INFO kablam!     Checking rng_trait v0.1.1
Sep 06 02:17:20.012 INFO kablam!     Checking prng v0.1.1 (file:///source)
Sep 06 02:17:20.059 INFO kablam! error[E0432]: unresolved import `alloc::arc`
Sep 06 02:17:20.059 INFO kablam!  --> src/atomic_prng.rs:1:12
Sep 06 02:17:20.059 INFO kablam!   |
Sep 06 02:17:20.059 INFO kablam! 1 | use alloc::arc::Arc;
Sep 06 02:17:20.059 INFO kablam!   |            ^^^ Could not find `arc` in `alloc`
Sep 06 02:17:20.059 INFO kablam! 
Sep 06 02:17:20.089 INFO kablam! error: aborting due to previous error
Sep 06 02:17:20.089 INFO kablam! 
Sep 06 02:17:20.089 INFO kablam! For more information about this error, try `rustc --explain E0432`.
Sep 06 02:17:20.095 INFO kablam! error: Could not compile `prng`.
Sep 06 02:17:20.095 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 06 02:17:20.148 INFO kablam! error[E0432]: unresolved import `alloc::arc`
Sep 06 02:17:20.148 INFO kablam!  --> src/atomic_prng.rs:1:12
Sep 06 02:17:20.148 INFO kablam!   |
Sep 06 02:17:20.148 INFO kablam! 1 | use alloc::arc::Arc;
Sep 06 02:17:20.148 INFO kablam!   |            ^^^ Could not find `arc` in `alloc`
Sep 06 02:17:20.148 INFO kablam! 
Sep 06 02:17:20.189 INFO kablam! error: aborting due to previous error
Sep 06 02:17:20.189 INFO kablam! 
Sep 06 02:17:20.189 INFO kablam! For more information about this error, try `rustc --explain E0432`.
Sep 06 02:17:20.195 INFO kablam! error: Could not compile `prng`.
Sep 06 02:17:20.195 INFO kablam! 
Sep 06 02:17:20.195 INFO kablam! To learn more, run the command again with --verbose.
Sep 06 02:17:20.196 INFO kablam! su: No module specific data is present
Sep 06 02:17:20.765 INFO running `"docker" "rm" "-f" "d5ba9d8cb5ae81aedaed3740489eb178698f4e4ca2edb549a3a6e097fba2814d"`
Sep 06 02:17:20.816 INFO blam! d5ba9d8cb5ae81aedaed3740489eb178698f4e4ca2edb549a3a6e097fba2814d