Oct 31 19:31:01.244 INFO checking tkyk0317/rcc against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Oct 31 19:31:01.245 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-5/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 31 19:31:01.780 INFO blam! 2c5e603c6bea7e30a047a2f1c092972665b7ea1da20b2d1ba7b67fe15f567545
Oct 31 19:31:01.792 INFO running `"docker" "start" "-a" "2c5e603c6bea7e30a047a2f1c092972665b7ea1da20b2d1ba7b67fe15f567545"`
Oct 31 19:31:03.121 INFO kablam! usermod: no changes
Oct 31 19:31:03.195 INFO kablam!     Checking rcc v0.1.0 (/source)
Oct 31 19:31:04.652 INFO kablam! warning: struct is never constructed: `StringData`
Oct 31 19:31:04.652 INFO kablam!  --> src/string.rs:2:1
Oct 31 19:31:04.652 INFO kablam!   |
Oct 31 19:31:04.652 INFO kablam! 2 | pub struct StringData {
Oct 31 19:31:04.652 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Oct 31 19:31:04.652 INFO kablam!   |
Oct 31 19:31:04.652 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 31 19:31:04.652 INFO kablam! 
Oct 31 19:31:04.652 INFO kablam! warning: method is never used: `new`
Oct 31 19:31:04.652 INFO kablam!   --> src/string.rs:10:5
Oct 31 19:31:04.652 INFO kablam!    |
Oct 31 19:31:04.652 INFO kablam! 10 |     pub fn new() -> StringData {
Oct 31 19:31:04.652 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 19:31:04.652 INFO kablam! 
Oct 31 19:31:04.652 INFO kablam! warning: method is never used: `push`
Oct 31 19:31:04.653 INFO kablam!   --> src/string.rs:20:5
Oct 31 19:31:04.653 INFO kablam!    |
Oct 31 19:31:04.653 INFO kablam! 20 |     pub fn push(&mut self, c: char) {
Oct 31 19:31:04.653 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 19:31:04.653 INFO kablam! 
Oct 31 19:31:04.653 INFO kablam! warning: method is never used: `count`
Oct 31 19:31:04.653 INFO kablam!   --> src/symbol.rs:45:5
Oct 31 19:31:04.653 INFO kablam!    |
Oct 31 19:31:04.653 INFO kablam! 45 |     pub fn count(&self) -> usize {
Oct 31 19:31:04.653 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 19:31:04.653 INFO kablam! 
Oct 31 19:31:05.528 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.38s
Oct 31 19:31:05.531 INFO kablam! su: No module specific data is present
Oct 31 19:31:06.645 INFO running `"docker" "rm" "-f" "2c5e603c6bea7e30a047a2f1c092972665b7ea1da20b2d1ba7b67fe15f567545"`
Oct 31 19:31:06.884 INFO blam! 2c5e603c6bea7e30a047a2f1c092972665b7ea1da20b2d1ba7b67fe15f567545