[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] checking corruptmemory/r-tree against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcorruptmemory%2Fr-tree" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/corruptmemory/r-tree on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-3/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0facbca39fc5ad0257fd62a77d9a14a1062fd29f12f1d68707b34dc7b857120
[INFO] running `Command { std: "docker" "start" "-a" "e0facbca39fc5ad0257fd62a77d9a14a1062fd29f12f1d68707b34dc7b857120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0facbca39fc5ad0257fd62a77d9a14a1062fd29f12f1d68707b34dc7b857120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0facbca39fc5ad0257fd62a77d9a14a1062fd29f12f1d68707b34dc7b857120", kill_on_drop: false }`
[INFO] [stdout] e0facbca39fc5ad0257fd62a77d9a14a1062fd29f12f1d68707b34dc7b857120
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bc44d94b350b91fd09a6a008b2fa15b1d8b2bb636ce156bfeaa7a4859da4141
[INFO] running `Command { std: "docker" "start" "-a" "5bc44d94b350b91fd09a6a008b2fa15b1d8b2bb636ce156bfeaa7a4859da4141", kill_on_drop: false }`
[INFO] [stderr]     Checking 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: `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: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: 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: 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: 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: 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: 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: 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: 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: `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: 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] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "5bc44d94b350b91fd09a6a008b2fa15b1d8b2bb636ce156bfeaa7a4859da4141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bc44d94b350b91fd09a6a008b2fa15b1d8b2bb636ce156bfeaa7a4859da4141", kill_on_drop: false }`
[INFO] [stdout] 5bc44d94b350b91fd09a6a008b2fa15b1d8b2bb636ce156bfeaa7a4859da4141