Sep 03 19:51:30.281 INFO checking azengard/hello-rust against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 03 19:51:30.281 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 03 19:51:30.281 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-0/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/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 +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 03 19:51:30.534 INFO blam! 4ddb0373f0a68da8d6bd30c342d692765784f31761eec131ec6479d2ae079725
Sep 03 19:51:30.536 INFO running `"docker" "start" "-a" "4ddb0373f0a68da8d6bd30c342d692765784f31761eec131ec6479d2ae079725"`
Sep 03 19:51:31.487 INFO kablam!     Checking hello-rust v0.1.0 (file:///source)
Sep 03 19:51:32.139 INFO kablam! warning: struct is never constructed: `Nil`
Sep 03 19:51:32.139 INFO kablam!   --> src/main.rs:80:1
Sep 03 19:51:32.139 INFO kablam!    |
Sep 03 19:51:32.139 INFO kablam! 80 | struct Nil; // unit struct
Sep 03 19:51:32.139 INFO kablam!    | ^^^^^^^^^^^
Sep 03 19:51:32.139 INFO kablam!    |
Sep 03 19:51:32.139 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 03 19:51:32.139 INFO kablam! 
Sep 03 19:51:32.139 INFO kablam! warning: struct is never constructed: `Pair`
Sep 03 19:51:32.139 INFO kablam!   --> src/main.rs:82:1
Sep 03 19:51:32.139 INFO kablam!    |
Sep 03 19:51:32.139 INFO kablam! 82 | struct Pair(i32, f32); //tuple struct
Sep 03 19:51:32.139 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^
Sep 03 19:51:32.139 INFO kablam! 
Sep 03 19:51:32.171 INFO kablam! warning: struct is never constructed: `Nil`
Sep 03 19:51:32.171 INFO kablam!   --> src/main.rs:80:1
Sep 03 19:51:32.171 INFO kablam!    |
Sep 03 19:51:32.171 INFO kablam! 80 | struct Nil; // unit struct
Sep 03 19:51:32.171 INFO kablam!    | ^^^^^^^^^^^
Sep 03 19:51:32.171 INFO kablam!    |
Sep 03 19:51:32.171 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 03 19:51:32.171 INFO kablam! 
Sep 03 19:51:32.171 INFO kablam! warning: struct is never constructed: `Pair`
Sep 03 19:51:32.171 INFO kablam!   --> src/main.rs:82:1
Sep 03 19:51:32.172 INFO kablam!    |
Sep 03 19:51:32.172 INFO kablam! 82 | struct Pair(i32, f32); //tuple struct
Sep 03 19:51:32.172 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^
Sep 03 19:51:32.172 INFO kablam! 
Sep 03 19:51:32.244 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Sep 03 19:51:32.247 INFO kablam! su: No module specific data is present
Sep 03 19:51:32.816 INFO running `"docker" "rm" "-f" "4ddb0373f0a68da8d6bd30c342d692765784f31761eec131ec6479d2ae079725"`
Sep 03 19:51:33.017 INFO blam! 4ddb0373f0a68da8d6bd30c342d692765784f31761eec131ec6479d2ae079725