[INFO] cloning repository https://github.com/dinaraparanid/2-3-B-Tree-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dinaraparanid/2-3-B-Tree-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinaraparanid%2F2-3-B-Tree-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinaraparanid%2F2-3-B-Tree-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fcf7e41836c872c566cac45743638b164bee490b
[INFO] checking dinaraparanid/2-3-B-Tree-rs against try#3a4cb0edb4040379c037e06efeb5409e44be7b77 for pr-146377
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinaraparanid%2F2-3-B-Tree-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dinaraparanid/2-3-B-Tree-rs
[INFO] finished tweaking git repo https://github.com/dinaraparanid/2-3-B-Tree-rs
[INFO] tweaked toml for git repo https://github.com/dinaraparanid/2-3-B-Tree-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dinaraparanid/2-3-B-Tree-rs on toolchain 3a4cb0edb4040379c037e06efeb5409e44be7b77
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dinaraparanid/2-3-B-Tree-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ec92456822b278d1ff70ae112623a29cc21ca9bec4f1d8d382a78187f01e1d1
[INFO] running `Command { std: "docker" "start" "-a" "3ec92456822b278d1ff70ae112623a29cc21ca9bec4f1d8d382a78187f01e1d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ec92456822b278d1ff70ae112623a29cc21ca9bec4f1d8d382a78187f01e1d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ec92456822b278d1ff70ae112623a29cc21ca9bec4f1d8d382a78187f01e1d1", kill_on_drop: false }`
[INFO] [stdout] 3ec92456822b278d1ff70ae112623a29cc21ca9bec4f1d8d382a78187f01e1d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 714d555900054644fb34767ce3bbd99619ab76d5a95fe5327a9b4fdf88e1774e
[INFO] running `Command { std: "docker" "start" "-a" "714d555900054644fb34767ce3bbd99619ab76d5a95fe5327a9b4fdf88e1774e", kill_on_drop: false }`
[INFO] [stderr]     Checking kek v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `MAX_KEYS` is never used
[INFO] [stdout]   --> src/main.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |     const MAX_KEYS: usize = 2;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_CHILDREN` is never used
[INFO] [stdout]   --> src/main.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |     const MAX_CHILDREN: usize = 3;
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BTreeNode` is never used
[INFO] [stdout]   --> src/main.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 |     enum BTreeNode<T: Ord + Eq + Clone> {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BTreeLeaf` is never constructed
[INFO] [stdout]   --> src/main.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     struct BTreeLeaf<T: Ord + Eq + Clone> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BTreeIter` is never constructed
[INFO] [stdout]   --> src/main.rs:28:16
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub struct BTreeIter<T: Ord + Eq + Clone> {
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BTreeSubTree` is never constructed
[INFO] [stdout]   --> src/main.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     struct BTreeSubTree<T: Ord + Eq + Clone> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BTree` is never constructed
[INFO] [stdout]   --> src/main.rs:42:16
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub struct BTree<T: Ord + Eq + Clone> {
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/main.rs:48:16
[INFO] [stdout]    |
[INFO] [stdout] 46 |     impl<T: Ord + Eq + Clone> BTreeLeaf<T> {
[INFO] [stdout]    |     -------------------------------------- associated function in this implementation
[INFO] [stdout] 47 |         #[inline]
[INFO] [stdout] 48 |         pub fn new(
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/main.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 63 |     impl<T: Ord + Eq + Clone> BTreeIter<T> {
[INFO] [stdout]    |     -------------------------------------- associated function in this implementation
[INFO] [stdout] 64 |         #[inline]
[INFO] [stdout] 65 |         fn new(cur_leaf: Option<Rc<RefCell<BTreeNode<T>>>>, cur_ind: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `get_children_index_by_value` are never used
[INFO] [stdout]    --> src/main.rs:163:16
[INFO] [stdout]     |
[INFO] [stdout] 161 |     impl<T: Ord + Eq + Clone> BTreeSubTree<T> {
[INFO] [stdout]     |     ----------------------------------------- associated items in this implementation
[INFO] [stdout] 162 |         #[inline]
[INFO] [stdout] 163 |         pub fn new(
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 182 |         pub fn get_children_index_by_value(&self, value: &T) -> usize {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/main.rs:206:16
[INFO] [stdout]     |
[INFO] [stdout] 204 |     impl<T: Ord + Eq + Clone> BTreeNode<T> {
[INFO] [stdout]     |     -------------------------------------- associated items in this implementation
[INFO] [stdout] 205 |         #[inline]
[INFO] [stdout] 206 |         pub fn is_leaf(&self) -> bool {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 |         pub fn is_node(&self) -> bool {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 |         pub fn unwrap_as_leaf(&self) -> &BTreeLeaf<T> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 227 |         pub fn unwrap_as_leaf_mut(&mut self) -> &mut BTreeLeaf<T> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |         pub unsafe fn unwrap_as_leaf_unchecked(&self) -> &BTreeLeaf<T> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 243 |         pub unsafe fn unwrap_as_leaf_mut_unchecked(&mut self) -> &mut BTreeLeaf<T> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 251 |         pub fn unwrap_as_subtree(&self) -> &BTreeSubTree<T> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 259 |         pub unsafe fn unwrap_as_subtree_unchecked(&self) -> &BTreeSubTree<T> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 267 |         pub fn unwrap_as_subtree_mut(&mut self) -> &mut BTreeSubTree<T> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 275 |         pub unsafe fn unwrap_as_subtree_mut_unchecked(&mut self) -> &mut BTreeSubTree<T> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 283 |         pub fn get_parent(&self) -> Option<&Weak<RefCell<BTreeNode<T>>>> {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 291 |         pub fn get_parent_mut(&mut self) -> Option<&mut Weak<RefCell<BTreeNode<T>>>> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 299 |         pub fn set_parent(&mut self, new_parent: Option<Weak<RefCell<BTreeNode<T>>>>) {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 307 |         pub fn get_values(&self) -> &Vec<Rc<T>> {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 315 |         pub fn get_values_mut(&mut self) -> &mut Vec<Rc<T>> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 322 |         pub fn first_leaf(this: Rc<RefCell<Self>>) -> Rc<RefCell<Self>> {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 341 |         pub fn first(this: Rc<RefCell<Self>>) -> Option<Rc<T>> {
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 352 |         pub fn last_leaf(this: Rc<RefCell<Self>>) -> Rc<RefCell<Self>> {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 371 |         pub fn last(this: Rc<RefCell<Self>>) -> Option<Rc<T>> {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 383 |         pub fn values_number(this: Rc<RefCell<Self>>) -> usize {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 390 |         pub fn update_parent_value_number(parent: Rc<RefCell<Self>>) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 405 |         pub fn get(this: Rc<RefCell<Self>>, index: usize) -> Rc<T> {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 442 |         pub fn find(this: Rc<RefCell<Self>>, value: &T) -> Rc<RefCell<Self>> {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/main.rs:462:22
[INFO] [stdout]     |
[INFO] [stdout] 460 |     impl<T: Ord + Eq + Clone> BTree<T> {
[INFO] [stdout]     |     ---------------------------------- associated items in this implementation
[INFO] [stdout] 461 |         #[inline]
[INFO] [stdout] 462 |         pub const fn new() -> Self {
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 467 |         pub fn len(&self) -> usize {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 475 |         pub fn is_empty(&self) -> bool {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 480 |         pub fn is_not_empty(&self) -> bool {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 485 |         fn new_root_after_division(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 510 |         pub fn insert(&mut self, value: T) {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 533 |         fn insert_to_root_leaf(&mut self, value: T) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 580 |         fn insert_to_subtree(&mut self, subtree: Rc<RefCell<BTreeNode<T>>>, value: T) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 592 |         fn insert_to_children_subtree(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 614 |         fn insert_to_leaf(&mut self, leaf: Rc<RefCell<BTreeNode<T>>>, leaf_ind: usize, value: T) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 685 |         fn insert_mid_key_to_parent_subtree(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 786 |         fn rebalance_root_after_mid_key_insertion(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 835 |         pub fn first(&self) -> Option<Rc<T>> {
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 843 |         pub fn last(&self) -> Option<Rc<T>> {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 851 |         pub fn iter(&self) -> BTreeIter<T> {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 860 |         pub unsafe fn get_unchecked(&self, index: usize) -> Rc<T> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 865 |         pub fn get(&self, index: usize) -> Option<Rc<T>> {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 874 |         pub fn find(&self, value: &T) -> BTreeIter<T> {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_CHILDREN` is never used
[INFO] [stdout]   --> src/main.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |     const MAX_CHILDREN: usize = 3;
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/main.rs:214:16
[INFO] [stdout]     |
[INFO] [stdout] 204 |     impl<T: Ord + Eq + Clone> BTreeNode<T> {
[INFO] [stdout]     |     -------------------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 214 |         pub fn is_node(&self) -> bool {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 |         pub fn unwrap_as_leaf(&self) -> &BTreeLeaf<T> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 227 |         pub fn unwrap_as_leaf_mut(&mut self) -> &mut BTreeLeaf<T> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 251 |         pub fn unwrap_as_subtree(&self) -> &BTreeSubTree<T> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 267 |         pub fn unwrap_as_subtree_mut(&mut self) -> &mut BTreeSubTree<T> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 283 |         pub fn get_parent(&self) -> Option<&Weak<RefCell<BTreeNode<T>>>> {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 291 |         pub fn get_parent_mut(&mut self) -> Option<&mut Weak<RefCell<BTreeNode<T>>>> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 315 |         pub fn get_values_mut(&mut self) -> &mut Vec<Rc<T>> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 442 |         pub fn find(this: Rc<RefCell<Self>>, value: &T) -> Rc<RefCell<Self>> {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_empty`, `is_not_empty`, and `find` are never used
[INFO] [stdout]    --> src/main.rs:475:16
[INFO] [stdout]     |
[INFO] [stdout] 460 |     impl<T: Ord + Eq + Clone> BTree<T> {
[INFO] [stdout]     |     ---------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 475 |         pub fn is_empty(&self) -> bool {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 480 |         pub fn is_not_empty(&self) -> bool {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 874 |         pub fn find(&self, value: &T) -> BTreeIter<T> {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "714d555900054644fb34767ce3bbd99619ab76d5a95fe5327a9b4fdf88e1774e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "714d555900054644fb34767ce3bbd99619ab76d5a95fe5327a9b4fdf88e1774e", kill_on_drop: false }`
[INFO] [stdout] 714d555900054644fb34767ce3bbd99619ab76d5a95fe5327a9b4fdf88e1774e