Oct 12 13:20:59.180 INFO checking solson/brainrust against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 13:20:59.181 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 13:20:59.724 INFO blam! e6b101eadbc4c83d8bc61462cd7828aaab561a8e120e67617ff73548f3cd97e8
Oct 12 13:20:59.727 INFO running `"docker" "start" "-a" "e6b101eadbc4c83d8bc61462cd7828aaab561a8e120e67617ff73548f3cd97e8"`
Oct 12 13:21:01.032 INFO kablam! usermod: no changes
Oct 12 13:21:01.080 INFO kablam!     Checking brainrust v0.0.1 (/source)
Oct 12 13:21:01.663 INFO kablam! warning: struct is never constructed: `CircularTape`
Oct 12 13:21:01.663 INFO kablam!   --> src/main.rs:85:1
Oct 12 13:21:01.663 INFO kablam!    |
Oct 12 13:21:01.663 INFO kablam! 85 | struct CircularTape {
Oct 12 13:21:01.663 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Oct 12 13:21:01.663 INFO kablam!    |
Oct 12 13:21:01.663 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 13:21:01.663 INFO kablam! 
Oct 12 13:21:01.663 INFO kablam! warning: method is never used: `new`
Oct 12 13:21:01.663 INFO kablam!   --> src/main.rs:91:5
Oct 12 13:21:01.663 INFO kablam!    |
Oct 12 13:21:01.663 INFO kablam! 91 |     fn new(size: usize) -> CircularTape {
Oct 12 13:21:01.663 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:21:01.663 INFO kablam! 
Oct 12 13:21:01.878 INFO kablam! warning: struct is never constructed: `CircularTape`
Oct 12 13:21:01.878 INFO kablam!   --> src/main.rs:85:1
Oct 12 13:21:01.878 INFO kablam!    |
Oct 12 13:21:01.878 INFO kablam! 85 | struct CircularTape {
Oct 12 13:21:01.878 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Oct 12 13:21:01.878 INFO kablam!    |
Oct 12 13:21:01.878 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 13:21:01.878 INFO kablam! 
Oct 12 13:21:01.878 INFO kablam! warning: method is never used: `new`
Oct 12 13:21:01.878 INFO kablam!   --> src/main.rs:91:5
Oct 12 13:21:01.878 INFO kablam!    |
Oct 12 13:21:01.878 INFO kablam! 91 |     fn new(size: usize) -> CircularTape {
Oct 12 13:21:01.878 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:21:01.879 INFO kablam! 
Oct 12 13:21:01.908 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Oct 12 13:21:01.911 INFO kablam! su: No module specific data is present
Oct 12 13:21:03.232 INFO running `"docker" "rm" "-f" "e6b101eadbc4c83d8bc61462cd7828aaab561a8e120e67617ff73548f3cd97e8"`
Oct 12 13:21:03.488 INFO blam! e6b101eadbc4c83d8bc61462cd7828aaab561a8e120e67617ff73548f3cd97e8