[INFO] updating cached repository https://github.com/corruptmemory/r-tree
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6870dd907785d5f9898f75df4dbdd9b078d7b4c5
[INFO] testing corruptmemory/r-tree against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcorruptmemory%2Fr-tree" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/corruptmemory/r-tree on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[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 work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/corruptmemory/r-tree already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] c854f3034a3085aab3469651528b114caa3dab03f3b04ba0fb81c934359d37f4
[INFO] running `"docker" "start" "-a" "c854f3034a3085aab3469651528b114caa3dab03f3b04ba0fb81c934359d37f4"`
[INFO] [stderr]    Compiling r-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: struct is never constructed: `InnerNode`
[INFO] [stderr]  --> src/rtree/rtree.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct InnerNode<T : Debug> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/rtree/rtree.rs:14:3
[INFO] [stderr]    |
[INFO] [stderr] 14 |   pub fn new(capacity: usize) -> InnerNode<T> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_full`
[INFO] [stderr]   --> src/rtree/rtree.rs:18:3
[INFO] [stderr]    |
[INFO] [stderr] 18 |   pub fn is_full(&self) -> bool {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `LeafNode`
[INFO] [stderr]   --> src/rtree/rtree.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct LeafNode<T: Debug> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/rtree/rtree.rs:31:3
[INFO] [stderr]    |
[INFO] [stderr] 31 |   pub fn new(capacity: usize) -> LeafNode<T> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_full`
[INFO] [stderr]   --> src/rtree/rtree.rs:35:3
[INFO] [stderr]    |
[INFO] [stderr] 35 |   pub fn is_full(&self) -> bool {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `RTreeNode`
[INFO] [stderr]   --> src/rtree/rtree.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub enum RTreeNode<T: Debug> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `RTree`
[INFO] [stderr]   --> src/rtree/rtree.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub struct RTree<T : Debug> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "c854f3034a3085aab3469651528b114caa3dab03f3b04ba0fb81c934359d37f4"`
[INFO] running `"docker" "rm" "-f" "c854f3034a3085aab3469651528b114caa3dab03f3b04ba0fb81c934359d37f4"`
[INFO] [stdout] c854f3034a3085aab3469651528b114caa3dab03f3b04ba0fb81c934359d37f4
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a48b31e9c67ecc90c9a995445f298bfcfc4238129742fcef6c63621fc5ee2444
[INFO] running `"docker" "start" "-a" "a48b31e9c67ecc90c9a995445f298bfcfc4238129742fcef6c63621fc5ee2444"`
[INFO] [stderr]    Compiling r-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: struct is never constructed: `InnerNode`
[INFO] [stderr]  --> src/rtree/rtree.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct InnerNode<T : Debug> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/rtree/rtree.rs:14:3
[INFO] [stderr]    |
[INFO] [stderr] 14 |   pub fn new(capacity: usize) -> InnerNode<T> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_full`
[INFO] [stderr]   --> src/rtree/rtree.rs:18:3
[INFO] [stderr]    |
[INFO] [stderr] 18 |   pub fn is_full(&self) -> bool {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `LeafNode`
[INFO] [stderr]   --> src/rtree/rtree.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct LeafNode<T: Debug> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/rtree/rtree.rs:31:3
[INFO] [stderr]    |
[INFO] [stderr] 31 |   pub fn new(capacity: usize) -> LeafNode<T> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_full`
[INFO] [stderr]   --> src/rtree/rtree.rs:35:3
[INFO] [stderr]    |
[INFO] [stderr] 35 |   pub fn is_full(&self) -> bool {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `RTreeNode`
[INFO] [stderr]   --> src/rtree/rtree.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub enum RTreeNode<T: Debug> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `RTree`
[INFO] [stderr]   --> src/rtree/rtree.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub struct RTree<T : Debug> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "a48b31e9c67ecc90c9a995445f298bfcfc4238129742fcef6c63621fc5ee2444"`
[INFO] running `"docker" "rm" "-f" "a48b31e9c67ecc90c9a995445f298bfcfc4238129742fcef6c63621fc5ee2444"`
[INFO] [stdout] a48b31e9c67ecc90c9a995445f298bfcfc4238129742fcef6c63621fc5ee2444
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 5d0af86d5e8ad62d3d7477090f323e69e5fa13c1d12af22b0691edfd9745af62
[INFO] running `"docker" "start" "-a" "5d0af86d5e8ad62d3d7477090f323e69e5fa13c1d12af22b0691edfd9745af62"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/r_tree-61bb0a0ee5b11ba3
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5d0af86d5e8ad62d3d7477090f323e69e5fa13c1d12af22b0691edfd9745af62"`
[INFO] running `"docker" "rm" "-f" "5d0af86d5e8ad62d3d7477090f323e69e5fa13c1d12af22b0691edfd9745af62"`
[INFO] [stdout] 5d0af86d5e8ad62d3d7477090f323e69e5fa13c1d12af22b0691edfd9745af62