Sep 19 15:35:46.605 INFO checking workerpool-1.1.1 against try#fcacde07b66fe513e52c41b73aef91bcc121905b for pr-54346
Sep 19 15:35:46.605 INFO running: cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets
Sep 19 15:35:46.605 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54346/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-0/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/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 +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 15:35:46.839 INFO blam! 3cd4bd1da3d447d24ffd646318728a3a4c89b65d6bccb2ed8c968fe2cdff58de
Sep 19 15:35:46.841 INFO running `"docker" "start" "-a" "3cd4bd1da3d447d24ffd646318728a3a4c89b65d6bccb2ed8c968fe2cdff58de"`
Sep 19 15:35:47.708 INFO kablam! usermod: no changes
Sep 19 15:35:47.735 INFO kablam!     Checking workerpool v1.1.1 (/source)
Sep 19 15:35:48.350 INFO kablam! warning: unused arithmetic operation which must be used
Sep 19 15:35:48.351 INFO kablam!     --> src/lib.rs:1070:46
Sep 19 15:35:48.351 INFO kablam!      |
Sep 19 15:35:48.351 INFO kablam! 1070 |             pool.execute(Thunk::of(move || { 1 + 1; }));
Sep 19 15:35:48.351 INFO kablam!      |                                              ^^^^^
Sep 19 15:35:48.351 INFO kablam!      |
Sep 19 15:35:48.351 INFO kablam!      = note: #[warn(unused_must_use)] on by default
Sep 19 15:35:48.351 INFO kablam! 
Sep 19 15:35:48.374 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Sep 19 15:35:48.376 INFO kablam! su: No module specific data is present
Sep 19 15:35:48.973 INFO running `"docker" "rm" "-f" "3cd4bd1da3d447d24ffd646318728a3a4c89b65d6bccb2ed8c968fe2cdff58de"`
Sep 19 15:35:49.159 INFO blam! 3cd4bd1da3d447d24ffd646318728a3a4c89b65d6bccb2ed8c968fe2cdff58de