Nov 03 03:13:24.515 INFO checking riquid-0.0.1 against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 03 03:13:24.515 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-4/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 03 03:13:24.720 INFO blam! 4eda792387178c5521001032652c6e1b23a6dbe91a3593b2fbedb5c43e56e8de
Nov 03 03:13:24.725 INFO running `"docker" "start" "-a" "4eda792387178c5521001032652c6e1b23a6dbe91a3593b2fbedb5c43e56e8de"`
Nov 03 03:13:25.273 INFO kablam! usermod: no changes
Nov 03 03:13:25.326 INFO kablam!     Checking riquid v0.0.1 (/source)
Nov 03 03:13:26.514 INFO kablam! warning: struct is never constructed: `Scanner`
Nov 03 03:13:26.514 INFO kablam!  --> src/scanner.rs:4:1
Nov 03 03:13:26.514 INFO kablam!   |
Nov 03 03:13:26.514 INFO kablam! 4 | pub struct Scanner<'t> {
Nov 03 03:13:26.515 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Nov 03 03:13:26.515 INFO kablam!   |
Nov 03 03:13:26.515 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 03 03:13:26.515 INFO kablam! 
Nov 03 03:13:26.515 INFO kablam! warning: method is never used: `new`
Nov 03 03:13:26.515 INFO kablam!   --> src/scanner.rs:11:5
Nov 03 03:13:26.515 INFO kablam!    |
Nov 03 03:13:26.515 INFO kablam! 11 |     pub fn new<'a>(source: &'a str) -> Scanner<'a> {
Nov 03 03:13:26.515 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 03:13:26.515 INFO kablam! 
Nov 03 03:13:26.515 INFO kablam! warning: method is never used: `position`
Nov 03 03:13:26.515 INFO kablam!   --> src/scanner.rs:19:5
Nov 03 03:13:26.515 INFO kablam!    |
Nov 03 03:13:26.515 INFO kablam! 19 |     pub fn position(&self) -> usize {
Nov 03 03:13:26.515 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 03:13:26.515 INFO kablam! 
Nov 03 03:13:26.515 INFO kablam! warning: method is never used: `is_eos`
Nov 03 03:13:26.515 INFO kablam!   --> src/scanner.rs:23:5
Nov 03 03:13:26.515 INFO kablam!    |
Nov 03 03:13:26.515 INFO kablam! 23 |     pub fn is_eos(&self) -> bool {
Nov 03 03:13:26.515 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 03:13:26.515 INFO kablam! 
Nov 03 03:13:26.515 INFO kablam! warning: method is never used: `skip`
Nov 03 03:13:26.515 INFO kablam!   --> src/scanner.rs:27:5
Nov 03 03:13:26.515 INFO kablam!    |
Nov 03 03:13:26.515 INFO kablam! 27 |     pub fn skip(&self, n: usize) {
Nov 03 03:13:26.515 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 03:13:26.515 INFO kablam! 
Nov 03 03:13:26.515 INFO kablam! warning: method is never used: `rest`
Nov 03 03:13:26.515 INFO kablam!   --> src/scanner.rs:32:5
Nov 03 03:13:26.515 INFO kablam!    |
Nov 03 03:13:26.515 INFO kablam! 32 |     pub fn rest(&self) -> Option<&str> {
Nov 03 03:13:26.515 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 03:13:26.515 INFO kablam! 
Nov 03 03:13:26.515 INFO kablam! warning: method is never used: `get_char`
Nov 03 03:13:26.515 INFO kablam!   --> src/scanner.rs:37:5
Nov 03 03:13:26.515 INFO kablam!    |
Nov 03 03:13:26.515 INFO kablam! 37 |     pub fn get_char(&self) -> Option<&str> {
Nov 03 03:13:26.515 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 03:13:26.515 INFO kablam! 
Nov 03 03:13:26.515 INFO kablam! warning: method is never used: `scan`
Nov 03 03:13:26.515 INFO kablam!   --> src/scanner.rs:47:5
Nov 03 03:13:26.515 INFO kablam!    |
Nov 03 03:13:26.515 INFO kablam! 47 |     pub fn scan(&self, pattern: &::regex::Regex) -> Option<&str> {
Nov 03 03:13:26.515 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 03:13:26.515 INFO kablam! 
Nov 03 03:13:26.515 INFO kablam! warning: method is never used: `get_match`
Nov 03 03:13:26.515 INFO kablam!   --> src/scanner.rs:56:5
Nov 03 03:13:26.515 INFO kablam!    |
Nov 03 03:13:26.515 INFO kablam! 56 |     fn get_match<'a>(&'a self, source: &'a str, captures: &::regex::Captures) -> Option<&str> {
Nov 03 03:13:26.515 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 03:13:26.515 INFO kablam! 
Nov 03 03:13:26.515 INFO kablam! warning: method is never used: `leading_chars`
Nov 03 03:13:26.515 INFO kablam!   --> src/scanner.rs:69:5
Nov 03 03:13:26.515 INFO kablam!    |
Nov 03 03:13:26.515 INFO kablam! 69 |     fn leading_chars(&self, string: &str) -> usize {
Nov 03 03:13:26.515 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 03:13:26.515 INFO kablam! 
Nov 03 03:13:26.515 INFO kablam! warning: method is never used: `raw`
Nov 03 03:13:26.515 INFO kablam!   --> src/scanner.rs:73:5
Nov 03 03:13:26.515 INFO kablam!    |
Nov 03 03:13:26.515 INFO kablam! 73 |     fn raw(&self) -> &str {
Nov 03 03:13:26.515 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 03 03:13:26.515 INFO kablam! 
Nov 03 03:13:26.744 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
Nov 03 03:13:26.744 INFO kablam! su: No module specific data is present
Nov 03 03:13:27.172 INFO running `"docker" "rm" "-f" "4eda792387178c5521001032652c6e1b23a6dbe91a3593b2fbedb5c43e56e8de"`
Nov 03 03:13:27.460 INFO blam! 4eda792387178c5521001032652c6e1b23a6dbe91a3593b2fbedb5c43e56e8de