Nov 01 08:17:41.654 INFO checking azengard/hello-rust against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 08:17:41.654 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +05812fa8c588473f03e3fa7cf59cd84f4f37c715-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 01 08:17:42.038 INFO blam! 0abd9385572aeaff01b8bef5b8f3f23a635cf16e6c879261110153a81f656550
Nov 01 08:17:42.040 INFO running `"docker" "start" "-a" "0abd9385572aeaff01b8bef5b8f3f23a635cf16e6c879261110153a81f656550"`
Nov 01 08:17:43.264 INFO kablam! usermod: no changes
Nov 01 08:17:43.336 INFO kablam!     Checking hello-rust v0.1.0 (/source)
Nov 01 08:17:44.012 INFO kablam! warning: struct is never constructed: `Nil`
Nov 01 08:17:44.012 INFO kablam!   --> src/main.rs:80:1
Nov 01 08:17:44.012 INFO kablam!    |
Nov 01 08:17:44.012 INFO kablam! 80 | struct Nil; // unit struct
Nov 01 08:17:44.012 INFO kablam!    | ^^^^^^^^^^^
Nov 01 08:17:44.012 INFO kablam!    |
Nov 01 08:17:44.012 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 08:17:44.012 INFO kablam! 
Nov 01 08:17:44.012 INFO kablam! warning: struct is never constructed: `Pair`
Nov 01 08:17:44.012 INFO kablam!   --> src/main.rs:82:1
Nov 01 08:17:44.012 INFO kablam!    |
Nov 01 08:17:44.012 INFO kablam! 82 | struct Pair(i32, f32); //tuple struct
Nov 01 08:17:44.012 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^
Nov 01 08:17:44.012 INFO kablam! 
Nov 01 08:17:44.043 INFO kablam! warning: struct is never constructed: `Nil`
Nov 01 08:17:44.043 INFO kablam!   --> src/main.rs:80:1
Nov 01 08:17:44.043 INFO kablam!    |
Nov 01 08:17:44.043 INFO kablam! 80 | struct Nil; // unit struct
Nov 01 08:17:44.043 INFO kablam!    | ^^^^^^^^^^^
Nov 01 08:17:44.043 INFO kablam!    |
Nov 01 08:17:44.043 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 08:17:44.043 INFO kablam! 
Nov 01 08:17:44.043 INFO kablam! warning: struct is never constructed: `Pair`
Nov 01 08:17:44.043 INFO kablam!   --> src/main.rs:82:1
Nov 01 08:17:44.043 INFO kablam!    |
Nov 01 08:17:44.043 INFO kablam! 82 | struct Pair(i32, f32); //tuple struct
Nov 01 08:17:44.043 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^
Nov 01 08:17:44.043 INFO kablam! 
Nov 01 08:17:44.106 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Nov 01 08:17:44.112 INFO kablam! su: No module specific data is present
Nov 01 08:17:44.709 INFO running `"docker" "rm" "-f" "0abd9385572aeaff01b8bef5b8f3f23a635cf16e6c879261110153a81f656550"`
Nov 01 08:17:44.916 INFO blam! 0abd9385572aeaff01b8bef5b8f3f23a635cf16e6c879261110153a81f656550