Nov 09 06:51:38.845 INFO checking raiker/persistent-rope against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 09 06:51:38.846 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-4/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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 09 06:51:39.299 INFO blam! 29aea33c135655e8ccdd32f598e7b71197e401ca9e471e22c1f7c3ce4f13cdc9
Nov 09 06:51:39.302 INFO running `"docker" "start" "-a" "29aea33c135655e8ccdd32f598e7b71197e401ca9e471e22c1f7c3ce4f13cdc9"`
Nov 09 06:51:41.383 INFO kablam! usermod: no changes
Nov 09 06:51:41.467 INFO kablam!     Checking persistent-rope v0.1.0 (/source)
Nov 09 06:51:41.866 INFO kablam! warning: unused variable: `parent`
Nov 09 06:51:41.866 INFO kablam!    --> src/main.rs:141:69
Nov 09 06:51:41.867 INFO kablam!     |
Nov 09 06:51:41.867 INFO kablam! 141 |     fn rec_insert(key: K, val: V, current: &Rc<Option<TreeNode<K,V>>>, parent: Option<&Rc<Option<TreeNode<K,V>>>>) -> InsertionResultRecursion<K,V>{
Nov 09 06:51:41.867 INFO kablam!     |                                                                        ^^^^^^ help: consider using `_parent` instead
Nov 09 06:51:41.867 INFO kablam!     |
Nov 09 06:51:41.867 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 09 06:51:41.867 INFO kablam! 
Nov 09 06:51:41.888 INFO kablam! warning: struct is never constructed: `RcSliceableString`
Nov 09 06:51:41.888 INFO kablam!  --> src/rcstr.rs:3:1
Nov 09 06:51:41.888 INFO kablam!   |
Nov 09 06:51:41.888 INFO kablam! 3 | pub struct RcSliceableString {
Nov 09 06:51:41.888 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 06:51:41.888 INFO kablam!   |
Nov 09 06:51:41.888 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 09 06:51:41.888 INFO kablam! 
Nov 09 06:51:41.888 INFO kablam! warning: method is never used: `new`
Nov 09 06:51:41.888 INFO kablam!   --> src/rcstr.rs:10:2
Nov 09 06:51:41.888 INFO kablam!    |
Nov 09 06:51:41.888 INFO kablam! 10 |     pub fn new(s: String) -> RcSliceableString {
Nov 09 06:51:41.888 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 06:51:41.888 INFO kablam! 
Nov 09 06:51:41.888 INFO kablam! warning: method is never used: `slice`
Nov 09 06:51:41.888 INFO kablam!   --> src/rcstr.rs:19:2
Nov 09 06:51:41.888 INFO kablam!    |
Nov 09 06:51:41.888 INFO kablam! 19 |     pub fn slice(&self, start: usize, len: usize) -> RcSliceableString {
Nov 09 06:51:41.888 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 06:51:41.888 INFO kablam! 
Nov 09 06:51:41.889 INFO kablam! warning: method is never used: `as_str`
Nov 09 06:51:41.889 INFO kablam!   --> src/rcstr.rs:34:2
Nov 09 06:51:41.889 INFO kablam!    |
Nov 09 06:51:41.889 INFO kablam! 34 |     pub fn as_str(&self) -> &str {
Nov 09 06:51:41.889 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 06:51:41.889 INFO kablam! 
Nov 09 06:51:42.487 INFO kablam! warning: unused variable: `parent`
Nov 09 06:51:42.487 INFO kablam!    --> src/main.rs:141:69
Nov 09 06:51:42.487 INFO kablam!     |
Nov 09 06:51:42.487 INFO kablam! 141 |     fn rec_insert(key: K, val: V, current: &Rc<Option<TreeNode<K,V>>>, parent: Option<&Rc<Option<TreeNode<K,V>>>>) -> InsertionResultRecursion<K,V>{
Nov 09 06:51:42.487 INFO kablam!     |                                                                        ^^^^^^ help: consider using `_parent` instead
Nov 09 06:51:42.487 INFO kablam!     |
Nov 09 06:51:42.487 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 09 06:51:42.487 INFO kablam! 
Nov 09 06:51:42.686 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
Nov 09 06:51:42.689 INFO kablam! su: No module specific data is present
Nov 09 06:51:43.645 INFO running `"docker" "rm" "-f" "29aea33c135655e8ccdd32f598e7b71197e401ca9e471e22c1f7c3ce4f13cdc9"`
Nov 09 06:51:43.943 INFO blam! 29aea33c135655e8ccdd32f598e7b71197e401ca9e471e22c1f7c3ce4f13cdc9