[INFO] fetching crate annoy-rs 0.1.0...
[INFO] checking annoy-rs-0.1.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate annoy-rs 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate annoy-rs 0.1.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate annoy-rs 0.1.0
[INFO] finished tweaking crates.io crate annoy-rs 0.1.0
[INFO] tweaked toml for crates.io crate annoy-rs 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memmap2 v0.9.4
[INFO] [stderr]   Downloaded allocator-api2 v0.2.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f575287a6ff58f09f5e6fea3413183b629876afc693b9b6b92570457cc782450
[INFO] running `Command { std: "docker" "start" "-a" "f575287a6ff58f09f5e6fea3413183b629876afc693b9b6b92570457cc782450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f575287a6ff58f09f5e6fea3413183b629876afc693b9b6b92570457cc782450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f575287a6ff58f09f5e6fea3413183b629876afc693b9b6b92570457cc782450", kill_on_drop: false }`
[INFO] [stdout] f575287a6ff58f09f5e6fea3413183b629876afc693b9b6b92570457cc782450
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6699a6b65674780be25bb9c797eba499a290d66cb54e9c9e23b824a2cf941ee5
[INFO] running `Command { std: "docker" "start" "-a" "6699a6b65674780be25bb9c797eba499a290d66cb54e9c9e23b824a2cf941ee5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking allocator-api2 v0.2.18
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]     Checking memmap2 v0.9.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking annoy-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `hashbrown::HashSet`
[INFO] [stdout]  --> src/types/serving/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use hashbrown::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stdout] warning: fields `mmap` and `id` are never read
[INFO] [stdout]  --> src/types/node.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Node {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 7 |     pub mmap: Rc<Mmap>,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 8 |     pub id: usize,
[INFO] [stdout]   |         ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/c_ffi/mod.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 |         unsafe { Box::from_raw(index as *mut AnnoyIndex); }
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 37 |         unsafe { let _ = Box::from_raw(index as *mut AnnoyIndex); }
[INFO] [stdout]    |                  +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/c_ffi/mod.rs:96:18
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { Box::from_raw(search_result_ptr as *mut AnnoyIndexSearchResult); }
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { let _ = Box::from_raw(search_result_ptr as *mut AnnoyIndexSearchResult); }
[INFO] [stdout]    |                  +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] warning: unused import: `crate::tests::*`
[INFO] [stdout]    --> src/types/utils.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |     use crate::tests::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hashbrown::HashSet`
[INFO] [stdout]  --> src/types/serving/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use hashbrown::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `mmap` and `id` are never read
[INFO] [stdout]  --> src/types/node.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Node {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 7 |     pub mmap: Rc<Mmap>,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 8 |     pub id: usize,
[INFO] [stdout]   |         ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `round_to` is never used
[INFO] [stdout]   --> src/lib.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub trait RoundTo<T> {
[INFO] [stdout]    |               ------- method in this trait
[INFO] [stdout] 22 |         fn round_to(&self, n: usize) -> T;
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/c_ffi/mod.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 |         unsafe { Box::from_raw(index as *mut AnnoyIndex); }
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 37 |         unsafe { let _ = Box::from_raw(index as *mut AnnoyIndex); }
[INFO] [stdout]    |                  +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/c_ffi/mod.rs:96:18
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { Box::from_raw(search_result_ptr as *mut AnnoyIndexSearchResult); }
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { let _ = Box::from_raw(search_result_ptr as *mut AnnoyIndexSearchResult); }
[INFO] [stdout]    |                  +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "6699a6b65674780be25bb9c797eba499a290d66cb54e9c9e23b824a2cf941ee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6699a6b65674780be25bb9c797eba499a290d66cb54e9c9e23b824a2cf941ee5", kill_on_drop: false }`
[INFO] [stdout] 6699a6b65674780be25bb9c797eba499a290d66cb54e9c9e23b824a2cf941ee5
[INFO] checking annoy-rs-0.1.0 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate annoy-rs 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate annoy-rs 0.1.0 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate annoy-rs 0.1.0
[INFO] finished tweaking crates.io crate annoy-rs 0.1.0
[INFO] tweaked toml for crates.io crate annoy-rs 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfab0c87d3d175c858916b9ee080e2b1d2a97616fb8d0e231df9265d416ec33f
[INFO] running `Command { std: "docker" "start" "-a" "bfab0c87d3d175c858916b9ee080e2b1d2a97616fb8d0e231df9265d416ec33f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfab0c87d3d175c858916b9ee080e2b1d2a97616fb8d0e231df9265d416ec33f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfab0c87d3d175c858916b9ee080e2b1d2a97616fb8d0e231df9265d416ec33f", kill_on_drop: false }`
[INFO] [stdout] bfab0c87d3d175c858916b9ee080e2b1d2a97616fb8d0e231df9265d416ec33f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81cf9bbe9849c1f3d06a3b1125436878e0e7e75e6dc57a3dc8efe5ba0741d912
[INFO] running `Command { std: "docker" "start" "-a" "81cf9bbe9849c1f3d06a3b1125436878e0e7e75e6dc57a3dc8efe5ba0741d912", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking allocator-api2 v0.2.18
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]     Checking memmap2 v0.9.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking annoy-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `hashbrown::HashSet`
[INFO] [stdout]  --> src/types/serving/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use hashbrown::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stdout] warning: fields `mmap` and `id` are never read
[INFO] [stdout]  --> src/types/node.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Node {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 7 |     pub mmap: Rc<Mmap>,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 8 |     pub id: usize,
[INFO] [stdout]   |         ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/c_ffi/mod.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 |         unsafe { Box::from_raw(index as *mut AnnoyIndex); }
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 37 |         unsafe { let _ = Box::from_raw(index as *mut AnnoyIndex); }
[INFO] [stdout]    |                  +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/c_ffi/mod.rs:96:18
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { Box::from_raw(search_result_ptr as *mut AnnoyIndexSearchResult); }
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { let _ = Box::from_raw(search_result_ptr as *mut AnnoyIndexSearchResult); }
[INFO] [stdout]    |                  +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] warning: unused import: `crate::tests::*`
[INFO] [stdout]    --> src/types/utils.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |     use crate::tests::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hashbrown::HashSet`
[INFO] [stdout]  --> src/types/serving/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use hashbrown::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `mmap` and `id` are never read
[INFO] [stdout]  --> src/types/node.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Node {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 7 |     pub mmap: Rc<Mmap>,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 8 |     pub id: usize,
[INFO] [stdout]   |         ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `round_to` is never used
[INFO] [stdout]   --> src/lib.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub trait RoundTo<T> {
[INFO] [stdout]    |               ------- method in this trait
[INFO] [stdout] 22 |         fn round_to(&self, n: usize) -> T;
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/c_ffi/mod.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 |         unsafe { Box::from_raw(index as *mut AnnoyIndex); }
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 37 |         unsafe { let _ = Box::from_raw(index as *mut AnnoyIndex); }
[INFO] [stdout]    |                  +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/c_ffi/mod.rs:96:18
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { Box::from_raw(search_result_ptr as *mut AnnoyIndexSearchResult); }
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { let _ = Box::from_raw(search_result_ptr as *mut AnnoyIndexSearchResult); }
[INFO] [stdout]    |                  +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "81cf9bbe9849c1f3d06a3b1125436878e0e7e75e6dc57a3dc8efe5ba0741d912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81cf9bbe9849c1f3d06a3b1125436878e0e7e75e6dc57a3dc8efe5ba0741d912", kill_on_drop: false }`
[INFO] [stdout] 81cf9bbe9849c1f3d06a3b1125436878e0e7e75e6dc57a3dc8efe5ba0741d912
