[INFO] fetching crate o2lsh 0.1.0...
[INFO] testing o2lsh-0.1.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate o2lsh 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate o2lsh 0.1.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate o2lsh 0.1.0
[INFO] finished tweaking crates.io crate o2lsh 0.1.0
[INFO] tweaked toml for crates.io crate o2lsh 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rayon v0.7.1
[INFO] [stderr]   Downloaded revord v0.0.2
[INFO] [stderr]   Downloaded ndarray v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c410576eae0b3eb009eb510d2eff0f9ef5eedf0780986fd1545006ab1f0b9865
[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" "c410576eae0b3eb009eb510d2eff0f9ef5eedf0780986fd1545006ab1f0b9865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c410576eae0b3eb009eb510d2eff0f9ef5eedf0780986fd1545006ab1f0b9865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c410576eae0b3eb009eb510d2eff0f9ef5eedf0780986fd1545006ab1f0b9865", kill_on_drop: false }`
[INFO] [stdout] c410576eae0b3eb009eb510d2eff0f9ef5eedf0780986fd1545006ab1f0b9865
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0511e22b282eabf9815150630a65d2628fb0ec6036eb04b1341a0e314c595845
[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" "0511e22b282eabf9815150630a65d2628fb0ec6036eb04b1341a0e314c595845", kill_on_drop: false }`
[INFO] [stderr]    Compiling revord v0.0.2
[INFO] [stderr]    Compiling ndarray v0.9.1
[INFO] [stderr]    Compiling rayon v0.7.1
[INFO] [stderr]    Compiling o2lsh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/util.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let f = try!(File::open(path));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/util.rs:49:31
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 line_vec[j] = try!(br.read_f32::<LittleEndian>());
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/util.rs:57:17
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let f = try!(File::open(path));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/util.rs:64:31
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 line_vec[j] = try!(br.read_i32::<LittleEndian>());
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/table.rs:65:29
[INFO] [stdout]    |
[INFO] [stdout] 65 |     hash_functions: Vec<Box<Fn(&'a T) -> O + Sync + Send>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a T) -> O + Sync + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/table.rs:104:47
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn new(data: &'a [T], hashes: Vec<Box<Fn(&'a T) -> f32 + Sync + Send>>, ms: &'a [Vec<usize>]) -> Self {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a T) -> f32 + Sync + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/table.rs:130:53
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn new_build(data: &'a [T], hashes: Vec<Box<Fn(&'a T) -> f32 + Sync + Send>>, ms: &'a [Vec<usize>]) -> Self {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a T) -> f32 + Sync + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hashes.rs:16:55
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn get_hash_closure(length: usize, w: f32) -> Box<Fn(&Vec<f32>) -> f32 + Send + Sync> {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f32>) -> f32 + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/multi.rs:23:48
[INFO] [stdout]    |
[INFO] [stdout] 23 |             vec![((i, 1), bucket_distance(*fi, (*hi as f32), 1, W)),
[INFO] [stdout]    |                                                ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/multi.rs:24:49
[INFO] [stdout]    |
[INFO] [stdout] 24 |                  ((i, -1), bucket_distance(*fi, (*hi as f32), -1, W))]
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/table.rs:135:17
[INFO] [stdout]     |
[INFO] [stdout] 135 |             let mut bucket_chain = &mut (x_to_build.buckets[bucket_ind]);
[INFO] [stdout]     |                 ----^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.35s
[INFO] running `Command { std: "docker" "inspect" "0511e22b282eabf9815150630a65d2628fb0ec6036eb04b1341a0e314c595845", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0511e22b282eabf9815150630a65d2628fb0ec6036eb04b1341a0e314c595845", kill_on_drop: false }`
[INFO] [stdout] 0511e22b282eabf9815150630a65d2628fb0ec6036eb04b1341a0e314c595845
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 230c43a72da541762710579620f3d524791131078d9116c619e6ae6570d35c86
[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" "230c43a72da541762710579620f3d524791131078d9116c619e6ae6570d35c86", kill_on_drop: false }`
[INFO] [stderr]    Compiling o2lsh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/util.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let f = try!(File::open(path));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/util.rs:49:31
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 line_vec[j] = try!(br.read_f32::<LittleEndian>());
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/util.rs:57:17
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let f = try!(File::open(path));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/util.rs:64:31
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 line_vec[j] = try!(br.read_i32::<LittleEndian>());
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/table.rs:65:29
[INFO] [stdout]    |
[INFO] [stdout] 65 |     hash_functions: Vec<Box<Fn(&'a T) -> O + Sync + Send>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a T) -> O + Sync + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/table.rs:104:47
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn new(data: &'a [T], hashes: Vec<Box<Fn(&'a T) -> f32 + Sync + Send>>, ms: &'a [Vec<usize>]) -> Self {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a T) -> f32 + Sync + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/table.rs:130:53
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn new_build(data: &'a [T], hashes: Vec<Box<Fn(&'a T) -> f32 + Sync + Send>>, ms: &'a [Vec<usize>]) -> Self {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a T) -> f32 + Sync + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hashes.rs:16:55
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn get_hash_closure(length: usize, w: f32) -> Box<Fn(&Vec<f32>) -> f32 + Send + Sync> {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f32>) -> f32 + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/multi.rs:23:48
[INFO] [stdout]    |
[INFO] [stdout] 23 |             vec![((i, 1), bucket_distance(*fi, (*hi as f32), 1, W)),
[INFO] [stdout]    |                                                ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/multi.rs:24:49
[INFO] [stdout]    |
[INFO] [stdout] 24 |                  ((i, -1), bucket_distance(*fi, (*hi as f32), -1, W))]
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/table.rs:135:17
[INFO] [stdout]     |
[INFO] [stdout] 135 |             let mut bucket_chain = &mut (x_to_build.buckets[bucket_ind]);
[INFO] [stdout]     |                 ----^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/util.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let f = try!(File::open(path));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/util.rs:49:31
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 line_vec[j] = try!(br.read_f32::<LittleEndian>());
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/util.rs:57:17
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let f = try!(File::open(path));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/util.rs:64:31
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 line_vec[j] = try!(br.read_i32::<LittleEndian>());
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/table.rs:65:29
[INFO] [stdout]    |
[INFO] [stdout] 65 |     hash_functions: Vec<Box<Fn(&'a T) -> O + Sync + Send>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a T) -> O + Sync + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/table.rs:104:47
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn new(data: &'a [T], hashes: Vec<Box<Fn(&'a T) -> f32 + Sync + Send>>, ms: &'a [Vec<usize>]) -> Self {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a T) -> f32 + Sync + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/table.rs:130:53
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn new_build(data: &'a [T], hashes: Vec<Box<Fn(&'a T) -> f32 + Sync + Send>>, ms: &'a [Vec<usize>]) -> Self {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a T) -> f32 + Sync + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/table.rs:219:28
[INFO] [stdout]     |
[INFO] [stdout] 219 |         let funcs: Vec<Box<Fn(&Vec<f32>) -> f32 + Send + Sync>> = vec![Box::new(val)];
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f32>) -> f32 + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/table.rs:233:28
[INFO] [stdout]     |
[INFO] [stdout] 233 |         let funcs: Vec<Box<Fn(&Vec<f32>) -> f32 + Send + Sync>> = vec![Box::new(val)];
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f32>) -> f32 + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/table.rs:247:28
[INFO] [stdout]     |
[INFO] [stdout] 247 |         let funcs: Vec<Box<Fn(&Vec<f32>) -> f32 + Send + Sync>> = vec![Box::new(val)];
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f32>) -> f32 + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/table.rs:263:28
[INFO] [stdout]     |
[INFO] [stdout] 263 | ...   let funcs: Vec<Box<Fn(&Vec<f32>) -> f32 + Send + Sync>> = (1..num_hashes).map(|_| hashes::get_hash_closure(vec_length, 10.0)).colle...
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f32>) -> f32 + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/table.rs:289:28
[INFO] [stdout]     |
[INFO] [stdout] 289 |         let funcs: Vec<Box<Fn(&Vec<f32>) -> f32 + Send + Sync>> = vec![Box::new(val)];
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f32>) -> f32 + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hashes.rs:16:55
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn get_hash_closure(length: usize, w: f32) -> Box<Fn(&Vec<f32>) -> f32 + Send + Sync> {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f32>) -> f32 + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/multi.rs:23:48
[INFO] [stdout]    |
[INFO] [stdout] 23 |             vec![((i, 1), bucket_distance(*fi, (*hi as f32), 1, W)),
[INFO] [stdout]    |                                                ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/multi.rs:24:49
[INFO] [stdout]    |
[INFO] [stdout] 24 |                  ((i, -1), bucket_distance(*fi, (*hi as f32), -1, W))]
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lsh.rs:88:32
[INFO] [stdout]    |
[INFO] [stdout] 88 |             let funcs: Vec<Box<Fn(&Vec<i32>) -> f32 + Send + Sync>> = vec![Box::new(val)];
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<i32>) -> f32 + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lsh.rs:112:32
[INFO] [stdout]     |
[INFO] [stdout] 112 |             let funcs: Vec<Box<Fn(&Vec<i32>) -> f32 + Send + Sync>> = vec![Box::new(val)];
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<i32>) -> f32 + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/table.rs:222:13
[INFO] [stdout]     |
[INFO] [stdout] 222 |         let x = StandardLSHTable::new(&test_data, funcs, &ms);
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/table.rs:235:13
[INFO] [stdout]     |
[INFO] [stdout] 235 |         let x = StandardLSHTable::new_build(&test_data, funcs, &ms);
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]   --> src/multi.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let z: Vec<_> = ii.take(3).collect();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/table.rs:135:17
[INFO] [stdout]     |
[INFO] [stdout] 135 |             let mut bucket_chain = &mut (x_to_build.buckets[bucket_ind]);
[INFO] [stdout]     |                 ----^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `Command { std: "docker" "inspect" "230c43a72da541762710579620f3d524791131078d9116c619e6ae6570d35c86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "230c43a72da541762710579620f3d524791131078d9116c619e6ae6570d35c86", kill_on_drop: false }`
[INFO] [stdout] 230c43a72da541762710579620f3d524791131078d9116c619e6ae6570d35c86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4a728e7cd4628be4f7fc0d92af4101ee7cc282decf318eae21e2e64e2ae537ee
[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" "4a728e7cd4628be4f7fc0d92af4101ee7cc282decf318eae21e2e64e2ae537ee", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/util.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let f = try!(File::open(path));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/util.rs:49:31
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 line_vec[j] = try!(br.read_f32::<LittleEndian>());
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/util.rs:57:17
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let f = try!(File::open(path));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/util.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let f = try!(File::open(path));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/util.rs:64:31
[INFO] [stderr]    |
[INFO] [stderr] 64 |                 line_vec[j] = try!(br.read_i32::<LittleEndian>());
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/util.rs:49:31
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 line_vec[j] = try!(br.read_f32::<LittleEndian>());
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:65:29
[INFO] [stderr]    |
[INFO] [stderr] 65 |     hash_functions: Vec<Box<Fn(&'a T) -> O + Sync + Send>>,
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a T) -> O + Sync + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/util.rs:57:17
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let f = try!(File::open(path));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/table.rs:104:47
[INFO] [stderr]     |
[INFO] [stderr] 104 |     pub fn new(data: &'a [T], hashes: Vec<Box<Fn(&'a T) -> f32 + Sync + Send>>, ms: &'a [Vec<usize>]) -> Self {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a T) -> f32 + Sync + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/util.rs:64:31
[INFO] [stderr]    |
[INFO] [stderr] 64 |                 line_vec[j] = try!(br.read_i32::<LittleEndian>());
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/table.rs:130:53
[INFO] [stderr]     |
[INFO] [stderr] 130 |     pub fn new_build(data: &'a [T], hashes: Vec<Box<Fn(&'a T) -> f32 + Sync + Send>>, ms: &'a [Vec<usize>]) -> Self {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a T) -> f32 + Sync + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/hashes.rs:16:55
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn get_hash_closure(length: usize, w: f32) -> Box<Fn(&Vec<f32>) -> f32 + Send + Sync> {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f32>) -> f32 + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:65:29
[INFO] [stderr]    |
[INFO] [stderr] 65 |     hash_functions: Vec<Box<Fn(&'a T) -> O + Sync + Send>>,
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a T) -> O + Sync + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/table.rs:104:47
[INFO] [stderr]     |
[INFO] [stderr] 104 |     pub fn new(data: &'a [T], hashes: Vec<Box<Fn(&'a T) -> f32 + Sync + Send>>, ms: &'a [Vec<usize>]) -> Self {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a T) -> f32 + Sync + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/table.rs:130:53
[INFO] [stderr]     |
[INFO] [stderr] 130 |     pub fn new_build(data: &'a [T], hashes: Vec<Box<Fn(&'a T) -> f32 + Sync + Send>>, ms: &'a [Vec<usize>]) -> Self {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a T) -> f32 + Sync + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/table.rs:219:28
[INFO] [stderr]     |
[INFO] [stderr] 219 |         let funcs: Vec<Box<Fn(&Vec<f32>) -> f32 + Send + Sync>> = vec![Box::new(val)];
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f32>) -> f32 + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/table.rs:233:28
[INFO] [stderr]     |
[INFO] [stderr] 233 |         let funcs: Vec<Box<Fn(&Vec<f32>) -> f32 + Send + Sync>> = vec![Box::new(val)];
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f32>) -> f32 + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/table.rs:247:28
[INFO] [stderr]     |
[INFO] [stderr] 247 |         let funcs: Vec<Box<Fn(&Vec<f32>) -> f32 + Send + Sync>> = vec![Box::new(val)];
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f32>) -> f32 + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/table.rs:263:28
[INFO] [stderr]     |
[INFO] [stderr] 263 | ...   let funcs: Vec<Box<Fn(&Vec<f32>) -> f32 + Send + Sync>> = (1..num_hashes).map(|_| hashes::get_hash_closure(vec_length, 10.0)).colle...
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f32>) -> f32 + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/table.rs:289:28
[INFO] [stderr]     |
[INFO] [stderr] 289 |         let funcs: Vec<Box<Fn(&Vec<f32>) -> f32 + Send + Sync>> = vec![Box::new(val)];
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f32>) -> f32 + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/hashes.rs:16:55
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn get_hash_closure(length: usize, w: f32) -> Box<Fn(&Vec<f32>) -> f32 + Send + Sync> {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f32>) -> f32 + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/multi.rs:23:48
[INFO] [stderr]    |
[INFO] [stderr] 23 |             vec![((i, 1), bucket_distance(*fi, (*hi as f32), 1, W)),
[INFO] [stderr]    |                                                ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/multi.rs:24:49
[INFO] [stderr]    |
[INFO] [stderr] 24 |                  ((i, -1), bucket_distance(*fi, (*hi as f32), -1, W))]
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lsh.rs:88:32
[INFO] [stderr]    |
[INFO] [stderr] 88 |             let funcs: Vec<Box<Fn(&Vec<i32>) -> f32 + Send + Sync>> = vec![Box::new(val)];
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<i32>) -> f32 + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lsh.rs:112:32
[INFO] [stderr]     |
[INFO] [stderr] 112 |             let funcs: Vec<Box<Fn(&Vec<i32>) -> f32 + Send + Sync>> = vec![Box::new(val)];
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<i32>) -> f32 + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/table.rs:222:13
[INFO] [stderr]     |
[INFO] [stderr] 222 |         let x = StandardLSHTable::new(&test_data, funcs, &ms);
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/table.rs:235:13
[INFO] [stderr]     |
[INFO] [stderr] 235 |         let x = StandardLSHTable::new_build(&test_data, funcs, &ms);
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `z`
[INFO] [stderr]   --> src/multi.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |     let z: Vec<_> = ii.take(3).collect();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/table.rs:135:17
[INFO] [stderr]     |
[INFO] [stderr] 135 |             let mut bucket_chain = &mut (x_to_build.buckets[bucket_ind]);
[INFO] [stderr]     |                 ----^^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/multi.rs:23:48
[INFO] [stderr]    |
[INFO] [stderr] 23 |             vec![((i, 1), bucket_distance(*fi, (*hi as f32), 1, W)),
[INFO] [stderr]    |                                                ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/multi.rs:24:49
[INFO] [stderr]    |
[INFO] [stderr] 24 |                  ((i, -1), bucket_distance(*fi, (*hi as f32), -1, W))]
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/table.rs:135:17
[INFO] [stderr]     |
[INFO] [stderr] 135 |             let mut bucket_chain = &mut (x_to_build.buckets[bucket_ind]);
[INFO] [stderr]     |                 ----^^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] running 15 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/o2lsh-178e6b4abdc40bb8
[INFO] [stdout] test multi::test_perturbation_iterator ... ok
[INFO] [stdout] test hashes::tests::test_get_normal ... ok
[INFO] [stdout] test table::tests::test_init ... ok
[INFO] [stdout] test lsh::tests::test_init_tables ... ok
[INFO] [stdout] test table::tests::test_new_build ... ok
[INFO] [stdout] test lsh::tests::test_query_tables ... ok
[INFO] [stdout] test multi::test_expected_zj_squared ... ok
[INFO] [stdout] test table::tests::test_with_real_funcs ... ok
[INFO] [stdout] test multi::sorted_delta_test ... ok
[INFO] [stdout] test table::tests::test_query ... ok
[INFO] [stdout] test util::tests::test_mnist_line_to_vector ... ok
[INFO] [stdout] test table::tests::test_query_multiprobe ... ok
[INFO] [stdout] test multi::test_perturbation_iterator_zj ... ok
[INFO] [stdout] test util::tests::test_read_fvecs_file ... ok
[INFO] [stdout] test util::tests::test_read_mnist_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests o2lsh
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> /opt/rustwide/workdir/src/multi.rs:23:48
[INFO] [stderr]    |
[INFO] [stderr] 23 |             vec![((i, 1), bucket_distance(*fi, (*hi as f32), 1, W)),
[INFO] [stderr]    |                                                ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> /opt/rustwide/workdir/src/multi.rs:24:49
[INFO] [stderr]    |
[INFO] [stderr] 24 |                  ((i, -1), bucket_distance(*fi, (*hi as f32), -1, W))]
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[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" "4a728e7cd4628be4f7fc0d92af4101ee7cc282decf318eae21e2e64e2ae537ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a728e7cd4628be4f7fc0d92af4101ee7cc282decf318eae21e2e64e2ae537ee", kill_on_drop: false }`
[INFO] [stdout] 4a728e7cd4628be4f7fc0d92af4101ee7cc282decf318eae21e2e64e2ae537ee
