Dec 18 02:11:47.751 INFO checking corruptmemory/r-tree against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 02:11:47.752 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 02:11:48.104 INFO [stdout] d255d623bd902317287c1c34066dbab4c8575df2a3899c99c048feb7a8b437cf
Dec 18 02:11:48.112 INFO running `"docker" "start" "-a" "d255d623bd902317287c1c34066dbab4c8575df2a3899c99c048feb7a8b437cf"`
Dec 18 02:11:49.550 INFO [stderr]     Checking r-tree v0.1.0 (/opt/crater/workdir)
Dec 18 02:11:49.897 INFO [stderr] warning: struct is never constructed: `InnerNode`
Dec 18 02:11:49.897 INFO [stderr]  --> src/rtree/rtree.rs:7:1
Dec 18 02:11:49.897 INFO [stderr]   |
Dec 18 02:11:49.897 INFO [stderr] 7 | pub struct InnerNode<T : Debug> {
Dec 18 02:11:49.897 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:11:49.897 INFO [stderr]   |
Dec 18 02:11:49.897 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 02:11:49.900 INFO [stderr] 
Dec 18 02:11:49.900 INFO [stderr] warning: method is never used: `new`
Dec 18 02:11:49.900 INFO [stderr]   --> src/rtree/rtree.rs:14:3
Dec 18 02:11:49.900 INFO [stderr]    |
Dec 18 02:11:49.900 INFO [stderr] 14 |   pub fn new(capacity: usize) -> InnerNode<T> {
Dec 18 02:11:49.900 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:11:49.900 INFO [stderr] 
Dec 18 02:11:49.900 INFO [stderr] warning: method is never used: `is_full`
Dec 18 02:11:49.900 INFO [stderr]   --> src/rtree/rtree.rs:18:3
Dec 18 02:11:49.900 INFO [stderr]    |
Dec 18 02:11:49.900 INFO [stderr] 18 |   pub fn is_full(&self) -> bool {
Dec 18 02:11:49.900 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:11:49.900 INFO [stderr] 
Dec 18 02:11:49.900 INFO [stderr] warning: struct is never constructed: `LeafNode`
Dec 18 02:11:49.900 INFO [stderr]   --> src/rtree/rtree.rs:24:1
Dec 18 02:11:49.900 INFO [stderr]    |
Dec 18 02:11:49.900 INFO [stderr] 24 | pub struct LeafNode<T: Debug> {
Dec 18 02:11:49.900 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:11:49.900 INFO [stderr] 
Dec 18 02:11:49.900 INFO [stderr] warning: method is never used: `new`
Dec 18 02:11:49.900 INFO [stderr]   --> src/rtree/rtree.rs:31:3
Dec 18 02:11:49.900 INFO [stderr]    |
Dec 18 02:11:49.901 INFO [stderr] 31 |   pub fn new(capacity: usize) -> LeafNode<T> {
Dec 18 02:11:49.901 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:11:49.901 INFO [stderr] 
Dec 18 02:11:49.901 INFO [stderr] warning: method is never used: `is_full`
Dec 18 02:11:49.901 INFO [stderr]   --> src/rtree/rtree.rs:35:3
Dec 18 02:11:49.901 INFO [stderr]    |
Dec 18 02:11:49.901 INFO [stderr] 35 |   pub fn is_full(&self) -> bool {
Dec 18 02:11:49.901 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:11:49.901 INFO [stderr] 
Dec 18 02:11:49.901 INFO [stderr] warning: enum is never used: `RTreeNode`
Dec 18 02:11:49.901 INFO [stderr]   --> src/rtree/rtree.rs:41:1
Dec 18 02:11:49.901 INFO [stderr]    |
Dec 18 02:11:49.901 INFO [stderr] 41 | pub enum RTreeNode<T: Debug> {
Dec 18 02:11:49.901 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:11:49.901 INFO [stderr] 
Dec 18 02:11:49.901 INFO [stderr] warning: struct is never constructed: `RTree`
Dec 18 02:11:49.901 INFO [stderr]   --> src/rtree/rtree.rs:47:1
Dec 18 02:11:49.901 INFO [stderr]    |
Dec 18 02:11:49.901 INFO [stderr] 47 | pub struct RTree<T : Debug> {
Dec 18 02:11:49.901 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:11:49.901 INFO [stderr] 
Dec 18 02:11:50.074 INFO [stderr] warning: struct is never constructed: `InnerNode`
Dec 18 02:11:50.074 INFO [stderr]  --> src/rtree/rtree.rs:7:1
Dec 18 02:11:50.074 INFO [stderr]   |
Dec 18 02:11:50.074 INFO [stderr] 7 | pub struct InnerNode<T : Debug> {
Dec 18 02:11:50.074 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:11:50.074 INFO [stderr]   |
Dec 18 02:11:50.074 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 02:11:50.074 INFO [stderr] 
Dec 18 02:11:50.074 INFO [stderr] warning: method is never used: `new`
Dec 18 02:11:50.074 INFO [stderr]   --> src/rtree/rtree.rs:14:3
Dec 18 02:11:50.075 INFO [stderr]    |
Dec 18 02:11:50.075 INFO [stderr] 14 |   pub fn new(capacity: usize) -> InnerNode<T> {
Dec 18 02:11:50.075 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:11:50.075 INFO [stderr] 
Dec 18 02:11:50.075 INFO [stderr] warning: method is never used: `is_full`
Dec 18 02:11:50.075 INFO [stderr]   --> src/rtree/rtree.rs:18:3
Dec 18 02:11:50.075 INFO [stderr]    |
Dec 18 02:11:50.075 INFO [stderr] 18 |   pub fn is_full(&self) -> bool {
Dec 18 02:11:50.075 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:11:50.075 INFO [stderr] 
Dec 18 02:11:50.075 INFO [stderr] warning: struct is never constructed: `LeafNode`
Dec 18 02:11:50.075 INFO [stderr]   --> src/rtree/rtree.rs:24:1
Dec 18 02:11:50.075 INFO [stderr]    |
Dec 18 02:11:50.075 INFO [stderr] 24 | pub struct LeafNode<T: Debug> {
Dec 18 02:11:50.075 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:11:50.075 INFO [stderr] 
Dec 18 02:11:50.075 INFO [stderr] warning: method is never used: `new`
Dec 18 02:11:50.075 INFO [stderr]   --> src/rtree/rtree.rs:31:3
Dec 18 02:11:50.075 INFO [stderr]    |
Dec 18 02:11:50.075 INFO [stderr] 31 |   pub fn new(capacity: usize) -> LeafNode<T> {
Dec 18 02:11:50.075 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:11:50.075 INFO [stderr] 
Dec 18 02:11:50.075 INFO [stderr] warning: method is never used: `is_full`
Dec 18 02:11:50.075 INFO [stderr]   --> src/rtree/rtree.rs:35:3
Dec 18 02:11:50.075 INFO [stderr]    |
Dec 18 02:11:50.075 INFO [stderr] 35 |   pub fn is_full(&self) -> bool {
Dec 18 02:11:50.076 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:11:50.076 INFO [stderr] 
Dec 18 02:11:50.076 INFO [stderr] warning: enum is never used: `RTreeNode`
Dec 18 02:11:50.076 INFO [stderr]   --> src/rtree/rtree.rs:41:1
Dec 18 02:11:50.076 INFO [stderr]    |
Dec 18 02:11:50.076 INFO [stderr] 41 | pub enum RTreeNode<T: Debug> {
Dec 18 02:11:50.076 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:11:50.076 INFO [stderr] 
Dec 18 02:11:50.077 INFO [stderr] warning: struct is never constructed: `RTree`
Dec 18 02:11:50.077 INFO [stderr]   --> src/rtree/rtree.rs:47:1
Dec 18 02:11:50.077 INFO [stderr]    |
Dec 18 02:11:50.077 INFO [stderr] 47 | pub struct RTree<T : Debug> {
Dec 18 02:11:50.077 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:11:50.077 INFO [stderr] 
Dec 18 02:11:50.128 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
Dec 18 02:11:50.800 INFO running `"docker" "inspect" "d255d623bd902317287c1c34066dbab4c8575df2a3899c99c048feb7a8b437cf"`
Dec 18 02:11:51.186 INFO running `"docker" "rm" "-f" "d255d623bd902317287c1c34066dbab4c8575df2a3899c99c048feb7a8b437cf"`
Dec 18 02:11:51.480 INFO [stdout] d255d623bd902317287c1c34066dbab4c8575df2a3899c99c048feb7a8b437cf