Sep 21 04:34:34.790 INFO checking riquid-0.0.1 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 04:34:34.790 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 04:34:34.790 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-6/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 04:34:34.965 INFO blam! 6ed641a457be89035f21559f0eec8e6f4aec3be9bdf16166b889c94e952f2b60
Sep 21 04:34:34.966 INFO running `"docker" "start" "-a" "6ed641a457be89035f21559f0eec8e6f4aec3be9bdf16166b889c94e952f2b60"`
Sep 21 04:34:35.571 INFO kablam! usermod: no changes
Sep 21 04:34:35.606 INFO kablam!     Checking riquid v0.0.1 (/source)
Sep 21 04:34:35.888 INFO kablam! warning: struct is never constructed: `Scanner`
Sep 21 04:34:35.888 INFO kablam!  --> src/scanner.rs:4:1
Sep 21 04:34:35.888 INFO kablam!   |
Sep 21 04:34:35.888 INFO kablam! 4 | pub struct Scanner<'t> {
Sep 21 04:34:35.888 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Sep 21 04:34:35.888 INFO kablam!   |
Sep 21 04:34:35.888 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 21 04:34:35.888 INFO kablam! 
Sep 21 04:34:35.888 INFO kablam! warning: method is never used: `new`
Sep 21 04:34:35.888 INFO kablam!   --> src/scanner.rs:11:5
Sep 21 04:34:35.888 INFO kablam!    |
Sep 21 04:34:35.888 INFO kablam! 11 |     pub fn new<'a>(source: &'a str) -> Scanner<'a> {
Sep 21 04:34:35.888 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 04:34:35.888 INFO kablam! 
Sep 21 04:34:35.888 INFO kablam! warning: method is never used: `position`
Sep 21 04:34:35.888 INFO kablam!   --> src/scanner.rs:19:5
Sep 21 04:34:35.888 INFO kablam!    |
Sep 21 04:34:35.888 INFO kablam! 19 |     pub fn position(&self) -> usize {
Sep 21 04:34:35.888 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 04:34:35.888 INFO kablam! 
Sep 21 04:34:35.888 INFO kablam! warning: method is never used: `is_eos`
Sep 21 04:34:35.888 INFO kablam!   --> src/scanner.rs:23:5
Sep 21 04:34:35.888 INFO kablam!    |
Sep 21 04:34:35.888 INFO kablam! 23 |     pub fn is_eos(&self) -> bool {
Sep 21 04:34:35.888 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 04:34:35.888 INFO kablam! 
Sep 21 04:34:35.888 INFO kablam! warning: method is never used: `skip`
Sep 21 04:34:35.888 INFO kablam!   --> src/scanner.rs:27:5
Sep 21 04:34:35.888 INFO kablam!    |
Sep 21 04:34:35.888 INFO kablam! 27 |     pub fn skip(&self, n: usize) {
Sep 21 04:34:35.888 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 04:34:35.888 INFO kablam! 
Sep 21 04:34:35.888 INFO kablam! warning: method is never used: `rest`
Sep 21 04:34:35.888 INFO kablam!   --> src/scanner.rs:32:5
Sep 21 04:34:35.888 INFO kablam!    |
Sep 21 04:34:35.888 INFO kablam! 32 |     pub fn rest(&self) -> Option<&str> {
Sep 21 04:34:35.888 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 04:34:35.888 INFO kablam! 
Sep 21 04:34:35.888 INFO kablam! warning: method is never used: `get_char`
Sep 21 04:34:35.888 INFO kablam!   --> src/scanner.rs:37:5
Sep 21 04:34:35.888 INFO kablam!    |
Sep 21 04:34:35.888 INFO kablam! 37 |     pub fn get_char(&self) -> Option<&str> {
Sep 21 04:34:35.888 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 04:34:35.888 INFO kablam! 
Sep 21 04:34:35.888 INFO kablam! warning: method is never used: `scan`
Sep 21 04:34:35.888 INFO kablam!   --> src/scanner.rs:47:5
Sep 21 04:34:35.888 INFO kablam!    |
Sep 21 04:34:35.888 INFO kablam! 47 |     pub fn scan(&self, pattern: &::regex::Regex) -> Option<&str> {
Sep 21 04:34:35.888 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 04:34:35.888 INFO kablam! 
Sep 21 04:34:35.888 INFO kablam! warning: method is never used: `get_match`
Sep 21 04:34:35.888 INFO kablam!   --> src/scanner.rs:56:5
Sep 21 04:34:35.888 INFO kablam!    |
Sep 21 04:34:35.888 INFO kablam! 56 |     fn get_match<'a>(&'a self, source: &'a str, captures: &::regex::Captures) -> Option<&str> {
Sep 21 04:34:35.888 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 04:34:35.888 INFO kablam! 
Sep 21 04:34:35.888 INFO kablam! warning: method is never used: `leading_chars`
Sep 21 04:34:35.888 INFO kablam!   --> src/scanner.rs:69:5
Sep 21 04:34:35.888 INFO kablam!    |
Sep 21 04:34:35.888 INFO kablam! 69 |     fn leading_chars(&self, string: &str) -> usize {
Sep 21 04:34:35.888 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 04:34:35.888 INFO kablam! 
Sep 21 04:34:35.889 INFO kablam! warning: method is never used: `raw`
Sep 21 04:34:35.889 INFO kablam!   --> src/scanner.rs:73:5
Sep 21 04:34:35.889 INFO kablam!    |
Sep 21 04:34:35.889 INFO kablam! 73 |     fn raw(&self) -> &str {
Sep 21 04:34:35.889 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Sep 21 04:34:35.889 INFO kablam! 
Sep 21 04:34:36.041 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
Sep 21 04:34:36.043 INFO kablam! su: No module specific data is present
Sep 21 04:34:36.484 INFO running `"docker" "rm" "-f" "6ed641a457be89035f21559f0eec8e6f4aec3be9bdf16166b889c94e952f2b60"`
Sep 21 04:34:36.563 INFO blam! 6ed641a457be89035f21559f0eec8e6f4aec3be9bdf16166b889c94e952f2b60