[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 master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcorruptmemory%2Fr-tree" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/corruptmemory/r-tree on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 89b5cb7f3dc41ca550cf511bc4dd9a27d1bda0d4fcd1fe1e2a28e924611e9509
[INFO] running `Command { std: "docker" "start" "-a" "89b5cb7f3dc41ca550cf511bc4dd9a27d1bda0d4fcd1fe1e2a28e924611e9509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89b5cb7f3dc41ca550cf511bc4dd9a27d1bda0d4fcd1fe1e2a28e924611e9509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89b5cb7f3dc41ca550cf511bc4dd9a27d1bda0d4fcd1fe1e2a28e924611e9509", kill_on_drop: false }`
[INFO] [stdout] 89b5cb7f3dc41ca550cf511bc4dd9a27d1bda0d4fcd1fe1e2a28e924611e9509
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7f6e3e5d15ac6d9888f3a2db17046174055c7f68adadaa9b6eb9c8d140ab5c3a
[INFO] running `Command { std: "docker" "start" "-a" "7f6e3e5d15ac6d9888f3a2db17046174055c7f68adadaa9b6eb9c8d140ab5c3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling r-tree v0.1.0 (/opt/rustwide/workdir)
[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]    = note: `#[warn(dead_code)]` on by default
[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: 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: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "7f6e3e5d15ac6d9888f3a2db17046174055c7f68adadaa9b6eb9c8d140ab5c3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f6e3e5d15ac6d9888f3a2db17046174055c7f68adadaa9b6eb9c8d140ab5c3a", kill_on_drop: false }`
[INFO] [stdout] 7f6e3e5d15ac6d9888f3a2db17046174055c7f68adadaa9b6eb9c8d140ab5c3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c701ddf30e09270c7498bd1467da56879ce62d14944fc273585b3ee36cb15f9b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c701ddf30e09270c7498bd1467da56879ce62d14944fc273585b3ee36cb15f9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling r-tree v0.1.0 (/opt/rustwide/workdir)
[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]    = note: `#[warn(dead_code)]` on by default
[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: 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: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "c701ddf30e09270c7498bd1467da56879ce62d14944fc273585b3ee36cb15f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c701ddf30e09270c7498bd1467da56879ce62d14944fc273585b3ee36cb15f9b", kill_on_drop: false }`
[INFO] [stdout] c701ddf30e09270c7498bd1467da56879ce62d14944fc273585b3ee36cb15f9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9b8c726bdae76366ccc013b44e79c1cdffe4e71ef3c0fb3f82109d9ac8b7edaf
[INFO] running `Command { std: "docker" "start" "-a" "9b8c726bdae76366ccc013b44e79c1cdffe4e71ef3c0fb3f82109d9ac8b7edaf", kill_on_drop: false }`
[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]    = note: `#[warn(dead_code)]` on by default
[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: 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: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/r_tree-48bd19997073228d
[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 `Command { std: "docker" "inspect" "9b8c726bdae76366ccc013b44e79c1cdffe4e71ef3c0fb3f82109d9ac8b7edaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b8c726bdae76366ccc013b44e79c1cdffe4e71ef3c0fb3f82109d9ac8b7edaf", kill_on_drop: false }`
[INFO] [stdout] 9b8c726bdae76366ccc013b44e79c1cdffe4e71ef3c0fb3f82109d9ac8b7edaf