Nov 03 21:31:35.388 INFO checking tkyk0317/rcc against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 03 21:31:35.389 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-7/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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 03 21:31:35.859 INFO blam! c81daa7b22610640ff777ba0608cc1d84ba005b2ec40a86391b6bb7976ed435e
Nov 03 21:31:35.861 INFO running `"docker" "start" "-a" "c81daa7b22610640ff777ba0608cc1d84ba005b2ec40a86391b6bb7976ed435e"`
Nov 03 21:31:37.327 INFO kablam! usermod: no changes
Nov 03 21:31:37.393 INFO kablam!     Checking rcc v0.1.0 (/source)
Nov 03 21:31:38.355 INFO kablam! warning: struct is never constructed: `StringData`
Nov 03 21:31:38.355 INFO kablam!  --> src/string.rs:2:1
Nov 03 21:31:38.355 INFO kablam!   |
Nov 03 21:31:38.355 INFO kablam! 2 | pub struct StringData {
Nov 03 21:31:38.355 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Nov 03 21:31:38.355 INFO kablam!   |
Nov 03 21:31:38.355 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 03 21:31:38.355 INFO kablam! 
Nov 03 21:31:38.355 INFO kablam! warning: method is never used: `new`
Nov 03 21:31:38.355 INFO kablam!   --> src/string.rs:10:5
Nov 03 21:31:38.355 INFO kablam!    |
Nov 03 21:31:38.355 INFO kablam! 10 |     pub fn new() -> StringData {
Nov 03 21:31:38.355 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 21:31:38.355 INFO kablam! 
Nov 03 21:31:38.355 INFO kablam! warning: method is never used: `push`
Nov 03 21:31:38.355 INFO kablam!   --> src/string.rs:20:5
Nov 03 21:31:38.355 INFO kablam!    |
Nov 03 21:31:38.355 INFO kablam! 20 |     pub fn push(&mut self, c: char) {
Nov 03 21:31:38.355 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 21:31:38.355 INFO kablam! 
Nov 03 21:31:38.355 INFO kablam! warning: method is never used: `count`
Nov 03 21:31:38.355 INFO kablam!   --> src/symbol.rs:45:5
Nov 03 21:31:38.355 INFO kablam!    |
Nov 03 21:31:38.355 INFO kablam! 45 |     pub fn count(&self) -> usize {
Nov 03 21:31:38.355 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 21:31:38.355 INFO kablam! 
Nov 03 21:31:39.549 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
Nov 03 21:31:39.562 INFO kablam! su: No module specific data is present
Nov 03 21:31:41.001 INFO running `"docker" "rm" "-f" "c81daa7b22610640ff777ba0608cc1d84ba005b2ec40a86391b6bb7976ed435e"`
Nov 03 21:31:41.247 INFO blam! c81daa7b22610640ff777ba0608cc1d84ba005b2ec40a86391b6bb7976ed435e