[INFO] cloning repository https://github.com/corruptmemory/r-tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/corruptmemory/r-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcorruptmemory%2Fr-tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcorruptmemory%2Fr-tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6870dd907785d5f9898f75df4dbdd9b078d7b4c5
[INFO] testing corruptmemory/r-tree against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcorruptmemory%2Fr-tree" "/workspace/builds/worker-39/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/corruptmemory/r-tree on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/corruptmemory/r-tree
[INFO] finished tweaking git repo https://github.com/corruptmemory/r-tree
[INFO] tweaked toml for git repo https://github.com/corruptmemory/r-tree written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate git repo https://github.com/corruptmemory/r-tree already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97ea13d470342eb212c227f3462d76bb3591566a5560808c2ae5f85b57dd3eef
[INFO] running `Command { std: "docker" "start" "-a" "97ea13d470342eb212c227f3462d76bb3591566a5560808c2ae5f85b57dd3eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97ea13d470342eb212c227f3462d76bb3591566a5560808c2ae5f85b57dd3eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97ea13d470342eb212c227f3462d76bb3591566a5560808c2ae5f85b57dd3eef", kill_on_drop: false }`
[INFO] [stdout] 97ea13d470342eb212c227f3462d76bb3591566a5560808c2ae5f85b57dd3eef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f7f9a816f434e2862000bbb96a821fbe1f2d2aede09393a01223ffe316693b0
[INFO] running `Command { std: "docker" "start" "-a" "0f7f9a816f434e2862000bbb96a821fbe1f2d2aede09393a01223ffe316693b0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling r-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `parent`
[INFO] [stdout]  --> src/rtree/rtree.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     parent: Option<Box<RTreeNode<T>>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rect`
[INFO] [stdout]  --> src/rtree/rtree.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     rect: Rect,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]   --> src/rtree/rtree.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     values: Vec<Box<RTreeNode<T>>>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/rtree/rtree.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 |   pub fn new(capacity: usize) -> InnerNode<T> {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_full`
[INFO] [stdout]   --> src/rtree/rtree.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn is_full(&self) -> bool {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `parent`
[INFO] [stdout]   --> src/rtree/rtree.rs:25:3
[INFO] [stdout]    |
[INFO] [stdout] 25 |   parent: Option<Box<RTreeNode<T>>>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rect`
[INFO] [stdout]   --> src/rtree/rtree.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   rect: Rect,
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]   --> src/rtree/rtree.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   values: Vec<Box<T>>
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/rtree/rtree.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 |   pub fn new(capacity: usize) -> LeafNode<T> {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_full`
[INFO] [stdout]   --> src/rtree/rtree.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 |   pub fn is_full(&self) -> bool {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Inner`
[INFO] [stdout]   --> src/rtree/rtree.rs:42:3
[INFO] [stdout]    |
[INFO] [stdout] 42 |   Inner(InnerNode<T>),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Leaf`
[INFO] [stdout]   --> src/rtree/rtree.rs:43:3
[INFO] [stdout]    |
[INFO] [stdout] 43 |   Leaf(LeafNode<T>)
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max_per_node`
[INFO] [stdout]   --> src/rtree/rtree.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     max_per_node: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `root`
[INFO] [stdout]   --> src/rtree/rtree.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     root: Box<RTreeNode<T>>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "0f7f9a816f434e2862000bbb96a821fbe1f2d2aede09393a01223ffe316693b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f7f9a816f434e2862000bbb96a821fbe1f2d2aede09393a01223ffe316693b0", kill_on_drop: false }`
[INFO] [stdout] 0f7f9a816f434e2862000bbb96a821fbe1f2d2aede09393a01223ffe316693b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e694b1781ec87798d19ace1ffb3290bc51ce5061864b63e6d705dabe25c959e
[INFO] running `Command { std: "docker" "start" "-a" "7e694b1781ec87798d19ace1ffb3290bc51ce5061864b63e6d705dabe25c959e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling r-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `parent`
[INFO] [stdout]  --> src/rtree/rtree.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     parent: Option<Box<RTreeNode<T>>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rect`
[INFO] [stdout]  --> src/rtree/rtree.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     rect: Rect,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]   --> src/rtree/rtree.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     values: Vec<Box<RTreeNode<T>>>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/rtree/rtree.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 |   pub fn new(capacity: usize) -> InnerNode<T> {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_full`
[INFO] [stdout]   --> src/rtree/rtree.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn is_full(&self) -> bool {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `parent`
[INFO] [stdout]   --> src/rtree/rtree.rs:25:3
[INFO] [stdout]    |
[INFO] [stdout] 25 |   parent: Option<Box<RTreeNode<T>>>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rect`
[INFO] [stdout]   --> src/rtree/rtree.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   rect: Rect,
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]   --> src/rtree/rtree.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   values: Vec<Box<T>>
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/rtree/rtree.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 |   pub fn new(capacity: usize) -> LeafNode<T> {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_full`
[INFO] [stdout]   --> src/rtree/rtree.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 |   pub fn is_full(&self) -> bool {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Inner`
[INFO] [stdout]   --> src/rtree/rtree.rs:42:3
[INFO] [stdout]    |
[INFO] [stdout] 42 |   Inner(InnerNode<T>),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Leaf`
[INFO] [stdout]   --> src/rtree/rtree.rs:43:3
[INFO] [stdout]    |
[INFO] [stdout] 43 |   Leaf(LeafNode<T>)
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max_per_node`
[INFO] [stdout]   --> src/rtree/rtree.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     max_per_node: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `root`
[INFO] [stdout]   --> src/rtree/rtree.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     root: Box<RTreeNode<T>>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `Command { std: "docker" "inspect" "7e694b1781ec87798d19ace1ffb3290bc51ce5061864b63e6d705dabe25c959e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e694b1781ec87798d19ace1ffb3290bc51ce5061864b63e6d705dabe25c959e", kill_on_drop: false }`
[INFO] [stdout] 7e694b1781ec87798d19ace1ffb3290bc51ce5061864b63e6d705dabe25c959e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7e474ec7c939b2fd2db47cf45bb55fe1c27a75c546831ac377aa23aa0fd51e97
[INFO] running `Command { std: "docker" "start" "-a" "7e474ec7c939b2fd2db47cf45bb55fe1c27a75c546831ac377aa23aa0fd51e97", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `parent`
[INFO] [stderr]  --> src/rtree/rtree.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     parent: Option<Box<RTreeNode<T>>>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `rect`
[INFO] [stderr]  --> src/rtree/rtree.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     rect: Rect,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `values`
[INFO] [stderr]   --> src/rtree/rtree.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     values: Vec<Box<RTreeNode<T>>>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/rtree/rtree.rs:14:10
[INFO] [stderr]    |
[INFO] [stderr] 14 |   pub fn new(capacity: usize) -> InnerNode<T> {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_full`
[INFO] [stderr]   --> src/rtree/rtree.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 |   pub fn is_full(&self) -> bool {
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `parent`
[INFO] [stderr]   --> src/rtree/rtree.rs:25:3
[INFO] [stderr]    |
[INFO] [stderr] 25 |   parent: Option<Box<RTreeNode<T>>>,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `rect`
[INFO] [stderr]   --> src/rtree/rtree.rs:26:3
[INFO] [stderr]    |
[INFO] [stderr] 26 |   rect: Rect,
[INFO] [stderr]    |   ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `values`
[INFO] [stderr]   --> src/rtree/rtree.rs:27:3
[INFO] [stderr]    |
[INFO] [stderr] 27 |   values: Vec<Box<T>>
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/rtree/rtree.rs:31:10
[INFO] [stderr]    |
[INFO] [stderr] 31 |   pub fn new(capacity: usize) -> LeafNode<T> {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_full`
[INFO] [stderr]   --> src/rtree/rtree.rs:35:10
[INFO] [stderr]    |
[INFO] [stderr] 35 |   pub fn is_full(&self) -> bool {
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Inner`
[INFO] [stderr]   --> src/rtree/rtree.rs:42:3
[INFO] [stderr]    |
[INFO] [stderr] 42 |   Inner(InnerNode<T>),
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Leaf`
[INFO] [stderr]   --> src/rtree/rtree.rs:43:3
[INFO] [stderr]    |
[INFO] [stderr] 43 |   Leaf(LeafNode<T>)
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `max_per_node`
[INFO] [stderr]   --> src/rtree/rtree.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     max_per_node: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `root`
[INFO] [stderr]   --> src/rtree/rtree.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     root: Box<RTreeNode<T>>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `r-tree` (bin "r-tree" test) generated 14 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/r_tree-3d74cb0a3dd36ee1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7e474ec7c939b2fd2db47cf45bb55fe1c27a75c546831ac377aa23aa0fd51e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e474ec7c939b2fd2db47cf45bb55fe1c27a75c546831ac377aa23aa0fd51e97", kill_on_drop: false }`
[INFO] [stdout] 7e474ec7c939b2fd2db47cf45bb55fe1c27a75c546831ac377aa23aa0fd51e97