Dec 19 18:46:51.461 INFO checking corruptmemory/r-tree against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 18:46:51.461 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/corruptmemory/r-tree:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 18:46:52.074 INFO [stdout] ea3f49f6c369b8d50f028f78753b921e7bb4c3089a8f63dd8ff0645ce682adff
Dec 19 18:46:52.077 INFO running `"docker" "start" "-a" "ea3f49f6c369b8d50f028f78753b921e7bb4c3089a8f63dd8ff0645ce682adff"`
Dec 19 18:46:54.684 INFO [stderr]     Checking r-tree v0.1.0 (/opt/crater/workdir)
Dec 19 18:46:55.187 INFO [stderr] warning: struct is never constructed: `InnerNode`
Dec 19 18:46:55.187 INFO [stderr]  --> src/rtree/rtree.rs:7:1
Dec 19 18:46:55.187 INFO [stderr]   |
Dec 19 18:46:55.187 INFO [stderr] 7 | pub struct InnerNode<T : Debug> {
Dec 19 18:46:55.187 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:46:55.187 INFO [stderr]   |
Dec 19 18:46:55.187 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 18:46:55.187 INFO [stderr] 
Dec 19 18:46:55.187 INFO [stderr] warning: method is never used: `new`
Dec 19 18:46:55.187 INFO [stderr]   --> src/rtree/rtree.rs:14:3
Dec 19 18:46:55.187 INFO [stderr]    |
Dec 19 18:46:55.187 INFO [stderr] 14 |   pub fn new(capacity: usize) -> InnerNode<T> {
Dec 19 18:46:55.188 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:46:55.188 INFO [stderr] 
Dec 19 18:46:55.188 INFO [stderr] warning: method is never used: `is_full`
Dec 19 18:46:55.188 INFO [stderr]   --> src/rtree/rtree.rs:18:3
Dec 19 18:46:55.188 INFO [stderr]    |
Dec 19 18:46:55.188 INFO [stderr] 18 |   pub fn is_full(&self) -> bool {
Dec 19 18:46:55.188 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:46:55.188 INFO [stderr] 
Dec 19 18:46:55.188 INFO [stderr] warning: struct is never constructed: `LeafNode`
Dec 19 18:46:55.188 INFO [stderr]   --> src/rtree/rtree.rs:24:1
Dec 19 18:46:55.188 INFO [stderr]    |
Dec 19 18:46:55.188 INFO [stderr] 24 | pub struct LeafNode<T: Debug> {
Dec 19 18:46:55.188 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:46:55.188 INFO [stderr] 
Dec 19 18:46:55.188 INFO [stderr] warning: method is never used: `new`
Dec 19 18:46:55.188 INFO [stderr]   --> src/rtree/rtree.rs:31:3
Dec 19 18:46:55.188 INFO [stderr]    |
Dec 19 18:46:55.188 INFO [stderr] 31 |   pub fn new(capacity: usize) -> LeafNode<T> {
Dec 19 18:46:55.188 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:46:55.188 INFO [stderr] 
Dec 19 18:46:55.188 INFO [stderr] warning: method is never used: `is_full`
Dec 19 18:46:55.188 INFO [stderr]   --> src/rtree/rtree.rs:35:3
Dec 19 18:46:55.188 INFO [stderr]    |
Dec 19 18:46:55.188 INFO [stderr] 35 |   pub fn is_full(&self) -> bool {
Dec 19 18:46:55.188 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:46:55.188 INFO [stderr] 
Dec 19 18:46:55.188 INFO [stderr] warning: enum is never used: `RTreeNode`
Dec 19 18:46:55.188 INFO [stderr]   --> src/rtree/rtree.rs:41:1
Dec 19 18:46:55.188 INFO [stderr]    |
Dec 19 18:46:55.188 INFO [stderr] 41 | pub enum RTreeNode<T: Debug> {
Dec 19 18:46:55.188 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:46:55.188 INFO [stderr] 
Dec 19 18:46:55.188 INFO [stderr] warning: struct is never constructed: `RTree`
Dec 19 18:46:55.188 INFO [stderr]   --> src/rtree/rtree.rs:47:1
Dec 19 18:46:55.188 INFO [stderr]    |
Dec 19 18:46:55.188 INFO [stderr] 47 | pub struct RTree<T : Debug> {
Dec 19 18:46:55.188 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:46:55.188 INFO [stderr] 
Dec 19 18:46:55.243 INFO [stderr] warning: struct is never constructed: `InnerNode`
Dec 19 18:46:55.244 INFO [stderr]  --> src/rtree/rtree.rs:7:1
Dec 19 18:46:55.244 INFO [stderr]   |
Dec 19 18:46:55.244 INFO [stderr] 7 | pub struct InnerNode<T : Debug> {
Dec 19 18:46:55.246 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:46:55.246 INFO [stderr]   |
Dec 19 18:46:55.246 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 18:46:55.246 INFO [stderr] 
Dec 19 18:46:55.247 INFO [stderr] warning: method is never used: `new`
Dec 19 18:46:55.247 INFO [stderr]   --> src/rtree/rtree.rs:14:3
Dec 19 18:46:55.247 INFO [stderr]    |
Dec 19 18:46:55.247 INFO [stderr] 14 |   pub fn new(capacity: usize) -> InnerNode<T> {
Dec 19 18:46:55.248 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:46:55.248 INFO [stderr] 
Dec 19 18:46:55.248 INFO [stderr] warning: method is never used: `is_full`
Dec 19 18:46:55.248 INFO [stderr]   --> src/rtree/rtree.rs:18:3
Dec 19 18:46:55.248 INFO [stderr]    |
Dec 19 18:46:55.249 INFO [stderr] 18 |   pub fn is_full(&self) -> bool {
Dec 19 18:46:55.249 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:46:55.249 INFO [stderr] 
Dec 19 18:46:55.249 INFO [stderr] warning: struct is never constructed: `LeafNode`
Dec 19 18:46:55.249 INFO [stderr]   --> src/rtree/rtree.rs:24:1
Dec 19 18:46:55.250 INFO [stderr]    |
Dec 19 18:46:55.250 INFO [stderr] 24 | pub struct LeafNode<T: Debug> {
Dec 19 18:46:55.250 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:46:55.250 INFO [stderr] 
Dec 19 18:46:55.250 INFO [stderr] warning: method is never used: `new`
Dec 19 18:46:55.250 INFO [stderr]   --> src/rtree/rtree.rs:31:3
Dec 19 18:46:55.251 INFO [stderr]    |
Dec 19 18:46:55.251 INFO [stderr] 31 |   pub fn new(capacity: usize) -> LeafNode<T> {
Dec 19 18:46:55.251 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:46:55.251 INFO [stderr] 
Dec 19 18:46:55.251 INFO [stderr] warning: method is never used: `is_full`
Dec 19 18:46:55.251 INFO [stderr]   --> src/rtree/rtree.rs:35:3
Dec 19 18:46:55.251 INFO [stderr]    |
Dec 19 18:46:55.251 INFO [stderr] 35 |   pub fn is_full(&self) -> bool {
Dec 19 18:46:55.251 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:46:55.251 INFO [stderr] 
Dec 19 18:46:55.252 INFO [stderr] warning: enum is never used: `RTreeNode`
Dec 19 18:46:55.252 INFO [stderr]   --> src/rtree/rtree.rs:41:1
Dec 19 18:46:55.252 INFO [stderr]    |
Dec 19 18:46:55.252 INFO [stderr] 41 | pub enum RTreeNode<T: Debug> {
Dec 19 18:46:55.253 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:46:55.253 INFO [stderr] 
Dec 19 18:46:55.253 INFO [stderr] warning: struct is never constructed: `RTree`
Dec 19 18:46:55.253 INFO [stderr]   --> src/rtree/rtree.rs:47:1
Dec 19 18:46:55.254 INFO [stderr]    |
Dec 19 18:46:55.254 INFO [stderr] 47 | pub struct RTree<T : Debug> {
Dec 19 18:46:55.254 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:46:55.254 INFO [stderr] 
Dec 19 18:46:55.313 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Dec 19 18:46:56.605 INFO running `"docker" "inspect" "ea3f49f6c369b8d50f028f78753b921e7bb4c3089a8f63dd8ff0645ce682adff"`
Dec 19 18:46:56.912 INFO running `"docker" "rm" "-f" "ea3f49f6c369b8d50f028f78753b921e7bb4c3089a8f63dd8ff0645ce682adff"`
Dec 19 18:46:57.240 INFO [stdout] ea3f49f6c369b8d50f028f78753b921e7bb4c3089a8f63dd8ff0645ce682adff