Nov 02 04:58:22.195 INFO checking tkyk0317/rcc against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 04:58:22.195 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-3/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 02 04:58:22.702 INFO blam! 694e306d7662a03313bbfcf23ed2d4fc2361981b670fb50d941bb812d785c3d2
Nov 02 04:58:22.703 INFO running `"docker" "start" "-a" "694e306d7662a03313bbfcf23ed2d4fc2361981b670fb50d941bb812d785c3d2"`
Nov 02 04:58:24.025 INFO kablam! usermod: no changes
Nov 02 04:58:24.148 INFO kablam!     Checking rcc v0.1.0 (/source)
Nov 02 04:58:25.396 INFO kablam! warning: struct is never constructed: `StringData`
Nov 02 04:58:25.396 INFO kablam!  --> src/string.rs:2:1
Nov 02 04:58:25.396 INFO kablam!   |
Nov 02 04:58:25.396 INFO kablam! 2 | pub struct StringData {
Nov 02 04:58:25.396 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Nov 02 04:58:25.396 INFO kablam!   |
Nov 02 04:58:25.396 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 02 04:58:25.396 INFO kablam! 
Nov 02 04:58:25.396 INFO kablam! warning: method is never used: `new`
Nov 02 04:58:25.396 INFO kablam!   --> src/string.rs:10:5
Nov 02 04:58:25.396 INFO kablam!    |
Nov 02 04:58:25.396 INFO kablam! 10 |     pub fn new() -> StringData {
Nov 02 04:58:25.396 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 04:58:25.396 INFO kablam! 
Nov 02 04:58:25.396 INFO kablam! warning: method is never used: `push`
Nov 02 04:58:25.396 INFO kablam!   --> src/string.rs:20:5
Nov 02 04:58:25.396 INFO kablam!    |
Nov 02 04:58:25.396 INFO kablam! 20 |     pub fn push(&mut self, c: char) {
Nov 02 04:58:25.397 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 04:58:25.397 INFO kablam! 
Nov 02 04:58:25.397 INFO kablam! warning: method is never used: `count`
Nov 02 04:58:25.397 INFO kablam!   --> src/symbol.rs:45:5
Nov 02 04:58:25.397 INFO kablam!    |
Nov 02 04:58:25.397 INFO kablam! 45 |     pub fn count(&self) -> usize {
Nov 02 04:58:25.397 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 04:58:25.397 INFO kablam! 
Nov 02 04:58:26.553 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.49s
Nov 02 04:58:26.559 INFO kablam! su: No module specific data is present
Nov 02 04:58:28.056 INFO running `"docker" "rm" "-f" "694e306d7662a03313bbfcf23ed2d4fc2361981b670fb50d941bb812d785c3d2"`
Nov 02 04:58:28.349 INFO blam! 694e306d7662a03313bbfcf23ed2d4fc2361981b670fb50d941bb812d785c3d2