Nov 06 12:27:37.187 INFO checking tkyk0317/rcc against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 12:27:37.189 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-7/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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 06 12:27:37.665 INFO blam! e310ea2671d46f9058c5e5bafb66512166b6589cc78084ab1febf4e74489424c
Nov 06 12:27:37.672 INFO running `"docker" "start" "-a" "e310ea2671d46f9058c5e5bafb66512166b6589cc78084ab1febf4e74489424c"`
Nov 06 12:27:39.324 INFO kablam! usermod: no changes
Nov 06 12:27:39.404 INFO kablam!     Checking rcc v0.1.0 (/source)
Nov 06 12:27:40.380 INFO kablam! warning: struct is never constructed: `StringData`
Nov 06 12:27:40.381 INFO kablam!  --> src/string.rs:2:1
Nov 06 12:27:40.381 INFO kablam!   |
Nov 06 12:27:40.381 INFO kablam! 2 | pub struct StringData {
Nov 06 12:27:40.382 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Nov 06 12:27:40.382 INFO kablam!   |
Nov 06 12:27:40.382 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 06 12:27:40.383 INFO kablam! 
Nov 06 12:27:40.383 INFO kablam! warning: method is never used: `new`
Nov 06 12:27:40.383 INFO kablam!   --> src/string.rs:10:5
Nov 06 12:27:40.384 INFO kablam!    |
Nov 06 12:27:40.384 INFO kablam! 10 |     pub fn new() -> StringData {
Nov 06 12:27:40.384 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 12:27:40.384 INFO kablam! 
Nov 06 12:27:40.385 INFO kablam! warning: method is never used: `push`
Nov 06 12:27:40.385 INFO kablam!   --> src/string.rs:20:5
Nov 06 12:27:40.385 INFO kablam!    |
Nov 06 12:27:40.386 INFO kablam! 20 |     pub fn push(&mut self, c: char) {
Nov 06 12:27:40.386 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 12:27:40.386 INFO kablam! 
Nov 06 12:27:40.386 INFO kablam! warning: method is never used: `count`
Nov 06 12:27:40.387 INFO kablam!   --> src/symbol.rs:45:5
Nov 06 12:27:40.387 INFO kablam!    |
Nov 06 12:27:40.387 INFO kablam! 45 |     pub fn count(&self) -> usize {
Nov 06 12:27:40.387 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 12:27:40.388 INFO kablam! 
Nov 06 12:27:41.525 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.15s
Nov 06 12:27:41.526 INFO kablam! su: No module specific data is present
Nov 06 12:27:42.378 INFO running `"docker" "rm" "-f" "e310ea2671d46f9058c5e5bafb66512166b6589cc78084ab1febf4e74489424c"`
Nov 06 12:27:42.728 INFO blam! e310ea2671d46f9058c5e5bafb66512166b6589cc78084ab1febf4e74489424c