Sep 01 10:55:36.717 INFO checking prng-0.1.1 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 10:55:36.717 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 10:55:36.717 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 10:55:36.917 INFO blam! 9a2267553a6090047f08bd78c6babcada8a3006de0d69e3b78bd9da435c4570f
Sep 01 10:55:36.919 INFO running `"docker" "start" "-a" "9a2267553a6090047f08bd78c6babcada8a3006de0d69e3b78bd9da435c4570f"`
Sep 01 10:55:37.784 INFO kablam!     Checking rng_trait v0.1.1
Sep 01 10:55:37.886 INFO kablam!     Checking prng v0.1.1 (file:///source)
Sep 01 10:55:37.950 INFO kablam! error[E0432]: unresolved import `alloc::arc`
Sep 01 10:55:37.950 INFO kablam!  --> src/atomic_prng.rs:1:12
Sep 01 10:55:37.950 INFO kablam!   |
Sep 01 10:55:37.950 INFO kablam! 1 | use alloc::arc::Arc;
Sep 01 10:55:37.950 INFO kablam!   |            ^^^ Could not find `arc` in `alloc`
Sep 01 10:55:37.950 INFO kablam! 
Sep 01 10:55:38.020 INFO kablam! error: aborting due to previous error
Sep 01 10:55:38.020 INFO kablam! 
Sep 01 10:55:38.020 INFO kablam! For more information about this error, try `rustc --explain E0432`.
Sep 01 10:55:38.024 INFO kablam! error: Could not compile `prng`.
Sep 01 10:55:38.024 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 10:55:38.180 INFO kablam! error[E0432]: unresolved import `alloc::arc`
Sep 01 10:55:38.180 INFO kablam!  --> src/atomic_prng.rs:1:12
Sep 01 10:55:38.180 INFO kablam!   |
Sep 01 10:55:38.180 INFO kablam! 1 | use alloc::arc::Arc;
Sep 01 10:55:38.180 INFO kablam!   |            ^^^ Could not find `arc` in `alloc`
Sep 01 10:55:38.180 INFO kablam! 
Sep 01 10:55:38.281 INFO kablam! error: aborting due to previous error
Sep 01 10:55:38.281 INFO kablam! 
Sep 01 10:55:38.281 INFO kablam! For more information about this error, try `rustc --explain E0432`.
Sep 01 10:55:38.287 INFO kablam! error: Could not compile `prng`.
Sep 01 10:55:38.287 INFO kablam! 
Sep 01 10:55:38.287 INFO kablam! To learn more, run the command again with --verbose.
Sep 01 10:55:38.289 INFO kablam! su: No module specific data is present
Sep 01 10:55:38.819 INFO running `"docker" "rm" "-f" "9a2267553a6090047f08bd78c6babcada8a3006de0d69e3b78bd9da435c4570f"`
Sep 01 10:55:38.908 INFO blam! 9a2267553a6090047f08bd78c6babcada8a3006de0d69e3b78bd9da435c4570f