Sep 19 22:36:47.514 INFO checking prng-0.1.1 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 19 22:36:47.514 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 19 22:36:47.514 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-3/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 22:36:47.719 INFO blam! a5f503e1004b9bc1bfd0ac5cf35602703fab10bf205f9d35431c41815978016c
Sep 19 22:36:47.721 INFO running `"docker" "start" "-a" "a5f503e1004b9bc1bfd0ac5cf35602703fab10bf205f9d35431c41815978016c"`
Sep 19 22:36:48.798 INFO kablam! usermod: no changes
Sep 19 22:36:48.853 INFO kablam!     Checking rng_trait v0.1.1
Sep 19 22:36:48.974 INFO kablam!     Checking prng v0.1.1 (/source)
Sep 19 22:36:49.041 INFO kablam! error[E0432]: unresolved import `alloc::arc`
Sep 19 22:36:49.041 INFO kablam!  --> src/atomic_prng.rs:1:12
Sep 19 22:36:49.041 INFO kablam!   |
Sep 19 22:36:49.041 INFO kablam! 1 | use alloc::arc::Arc;
Sep 19 22:36:49.041 INFO kablam!   |            ^^^ Could not find `arc` in `alloc`
Sep 19 22:36:49.041 INFO kablam! 
Sep 19 22:36:49.085 INFO kablam! error: aborting due to previous error
Sep 19 22:36:49.085 INFO kablam! 
Sep 19 22:36:49.085 INFO kablam! For more information about this error, try `rustc --explain E0432`.
Sep 19 22:36:49.085 INFO kablam! error: Could not compile `prng`.
Sep 19 22:36:49.085 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 19 22:36:49.175 INFO kablam! error[E0432]: unresolved import `alloc::arc`
Sep 19 22:36:49.175 INFO kablam!  --> src/atomic_prng.rs:1:12
Sep 19 22:36:49.175 INFO kablam!   |
Sep 19 22:36:49.175 INFO kablam! 1 | use alloc::arc::Arc;
Sep 19 22:36:49.175 INFO kablam!   |            ^^^ Could not find `arc` in `alloc`
Sep 19 22:36:49.175 INFO kablam! 
Sep 19 22:36:49.235 INFO kablam! error: aborting due to previous error
Sep 19 22:36:49.235 INFO kablam! 
Sep 19 22:36:49.235 INFO kablam! For more information about this error, try `rustc --explain E0432`.
Sep 19 22:36:49.244 INFO kablam! error: Could not compile `prng`.
Sep 19 22:36:49.244 INFO kablam! 
Sep 19 22:36:49.244 INFO kablam! To learn more, run the command again with --verbose.
Sep 19 22:36:49.245 INFO kablam! su: No module specific data is present
Sep 19 22:36:49.907 INFO running `"docker" "rm" "-f" "a5f503e1004b9bc1bfd0ac5cf35602703fab10bf205f9d35431c41815978016c"`
Sep 19 22:36:49.980 INFO blam! a5f503e1004b9bc1bfd0ac5cf35602703fab10bf205f9d35431c41815978016c