[INFO] cloning repository https://github.com/oramasearch/vector_quantizer
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[INFO] [stdout] cfdec78a061bd13bc60130dd4c2ced3f64338dcf
[INFO] testing oramasearch/vector_quantizer against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foramasearch%2Fvector_quantizer" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/oramasearch/vector_quantizer
[INFO] finished tweaking git repo https://github.com/oramasearch/vector_quantizer
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[INFO] [stdout] warning: unused imports: `trace` and `warn`
[INFO] [stdout]  --> src/pq.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{info, trace, warn};
[INFO] [stdout]   |                 ^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `PQResidualError` is never used
[INFO] [stdout]  --> src/errors.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum PQResidualError {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Codes3D` is never used
[INFO] [stdout]  --> src/pq_residual.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum Codes3D {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PQResidual` is never constructed
[INFO] [stdout]   --> src/pq_residual.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct PQResidual {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SaveOptions` is never constructed
[INFO] [stdout]   --> src/pq_residual.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct SaveOptions {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compute_norms` is never used
[INFO] [stdout]   --> src/pq_residual.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn compute_norms(data: &ArrayView2<f32>) -> Vec<f32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_norms` is never used
[INFO] [stdout]   --> src/pq_residual.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn save_norms(norms: &[f32], path: &str) -> Result<(), io::Error> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_decoded_data` is never used
[INFO] [stdout]   --> src/pq_residual.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn save_decoded_data(data: &Array2<f32>, path: &str) -> Result<(), io::Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `try_new`, `fit`, `encode`, `decode`, and `compress` are never used
[INFO] [stdout]    --> src/pq_residual.rs:55:12
[INFO] [stdout]     |
[INFO] [stdout]  54 | impl PQResidual {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout]  55 |     pub fn try_new(pqs: Vec<PQ>) -> Result<Self, PQResidualError> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  79 |     pub fn fit(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |     pub fn encode(&self, vecs: &Array2<f32>) -> Result<Codes3D, PQResidualError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 244 |     pub fn decode(&self, codes: &Array3<u32>) -> Result<Array2<f32>, PQResidualError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 273 |     pub fn compress(&self, X: &Array2<f32>) -> Result<Array2<f32>, PQResidualError> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_random_vectors` is never used
[INFO] [stdout]    --> src/utils.rs:134:8
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub fn create_random_vectors(num_vectors: usize, dimension: usize) -> Array2<f32> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `D` should have a snake case name
[INFO] [stdout]    --> src/pq_residual.rs:171:25
[INFO] [stdout]     |
[INFO] [stdout] 171 |                     let D = d.ok_or(PQResidualError::MissingProductQuantizer)?;
[INFO] [stdout]     |                         ^ help: convert the identifier to snake case: `d`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/pq_residual.rs:273:28
[INFO] [stdout]     |
[INFO] [stdout] 273 |     pub fn compress(&self, X: &Array2<f32>) -> Result<Array2<f32>, PQResidualError> {
[INFO] [stdout]     |                            ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Axis`
[INFO] [stdout]  --> src/bin/example.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ndarray::{Array2, Axis};
[INFO] [stdout]   |                       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `verbose`
[INFO] [stdout]   --> src/bin/example.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let verbose = Some(true);
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ks`
[INFO] [stdout]   --> src/bin/readme_example.rs:48:37
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn calc_compression_ratio(m: usize, ks: u32, dimension: usize) -> f64 {
[INFO] [stdout]    |                                     ^^ help: if this is intentional, prefix it with an underscore: `_ks`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.43s
[INFO] running `Command { std: "docker" "inspect" "1d40afa431478d02c7970e82ff8fce3bf2cce74cddd7c9f86a554d859776dca8", kill_on_drop: false }`
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[INFO] [stdout] 1d40afa431478d02c7970e82ff8fce3bf2cce74cddd7c9f86a554d859776dca8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 2e1eafab45ebe493151e4fcf0ab68116fbdfede22d02a871d7f99ab145a0f18a
[INFO] running `Command { std: "docker" "start" "-a" "2e1eafab45ebe493151e4fcf0ab68116fbdfede22d02a871d7f99ab145a0f18a", kill_on_drop: false }`
[INFO] [stderr]    Compiling clap_lex v0.7.3
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling plotters v0.3.7
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[INFO] [stderr]    Compiling vector_quantizer v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `trace` and `warn`
[INFO] [stdout]  --> src/pq.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{info, trace, warn};
[INFO] [stdout]   |                 ^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `PQResidualError` is never used
[INFO] [stdout]  --> src/errors.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum PQResidualError {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Codes3D` is never used
[INFO] [stdout]  --> src/pq_residual.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum Codes3D {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PQResidual` is never constructed
[INFO] [stdout]   --> src/pq_residual.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct PQResidual {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SaveOptions` is never constructed
[INFO] [stdout]   --> src/pq_residual.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct SaveOptions {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compute_norms` is never used
[INFO] [stdout]   --> src/pq_residual.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn compute_norms(data: &ArrayView2<f32>) -> Vec<f32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_norms` is never used
[INFO] [stdout]   --> src/pq_residual.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn save_norms(norms: &[f32], path: &str) -> Result<(), io::Error> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_decoded_data` is never used
[INFO] [stdout]   --> src/pq_residual.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn save_decoded_data(data: &Array2<f32>, path: &str) -> Result<(), io::Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `try_new`, `fit`, `encode`, `decode`, and `compress` are never used
[INFO] [stdout]    --> src/pq_residual.rs:55:12
[INFO] [stdout]     |
[INFO] [stdout]  54 | impl PQResidual {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout]  55 |     pub fn try_new(pqs: Vec<PQ>) -> Result<Self, PQResidualError> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  79 |     pub fn fit(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |     pub fn encode(&self, vecs: &Array2<f32>) -> Result<Codes3D, PQResidualError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 244 |     pub fn decode(&self, codes: &Array3<u32>) -> Result<Array2<f32>, PQResidualError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 273 |     pub fn compress(&self, X: &Array2<f32>) -> Result<Array2<f32>, PQResidualError> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_random_vectors` is never used
[INFO] [stdout]    --> src/utils.rs:134:8
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub fn create_random_vectors(num_vectors: usize, dimension: usize) -> Array2<f32> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `D` should have a snake case name
[INFO] [stdout]    --> src/pq_residual.rs:171:25
[INFO] [stdout]     |
[INFO] [stdout] 171 |                     let D = d.ok_or(PQResidualError::MissingProductQuantizer)?;
[INFO] [stdout]     |                         ^ help: convert the identifier to snake case: `d`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/pq_residual.rs:273:28
[INFO] [stdout]     |
[INFO] [stdout] 273 |     pub fn compress(&self, X: &Array2<f32>) -> Result<Array2<f32>, PQResidualError> {
[INFO] [stdout]     |                            ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `trace` and `warn`
[INFO] [stdout]  --> src/pq.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{info, trace, warn};
[INFO] [stdout]   |                 ^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SaveOptions` is never constructed
[INFO] [stdout]   --> src/pq_residual.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct SaveOptions {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compute_norms` is never used
[INFO] [stdout]   --> src/pq_residual.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn compute_norms(data: &ArrayView2<f32>) -> Vec<f32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_norms` is never used
[INFO] [stdout]   --> src/pq_residual.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn save_norms(norms: &[f32], path: &str) -> Result<(), io::Error> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_decoded_data` is never used
[INFO] [stdout]   --> src/pq_residual.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn save_decoded_data(data: &Array2<f32>, path: &str) -> Result<(), io::Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `D` should have a snake case name
[INFO] [stdout]    --> src/pq_residual.rs:171:25
[INFO] [stdout]     |
[INFO] [stdout] 171 |                     let D = d.ok_or(PQResidualError::MissingProductQuantizer)?;
[INFO] [stdout]     |                         ^ help: convert the identifier to snake case: `d`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/pq_residual.rs:273:28
[INFO] [stdout]     |
[INFO] [stdout] 273 |     pub fn compress(&self, X: &Array2<f32>) -> Result<Array2<f32>, PQResidualError> {
[INFO] [stdout]     |                            ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Axis`
[INFO] [stdout]  --> src/bin/example.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ndarray::{Array2, Axis};
[INFO] [stdout]   |                       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ks`
[INFO] [stdout]   --> src/bin/readme_example.rs:48:37
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn calc_compression_ratio(m: usize, ks: u32, dimension: usize) -> f64 {
[INFO] [stdout]    |                                     ^^ help: if this is intentional, prefix it with an underscore: `_ks`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `verbose`
[INFO] [stdout]   --> src/bin/example.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let verbose = Some(true);
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.40s
[INFO] running `Command { std: "docker" "inspect" "2e1eafab45ebe493151e4fcf0ab68116fbdfede22d02a871d7f99ab145a0f18a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e1eafab45ebe493151e4fcf0ab68116fbdfede22d02a871d7f99ab145a0f18a", kill_on_drop: false }`
[INFO] [stdout] 2e1eafab45ebe493151e4fcf0ab68116fbdfede22d02a871d7f99ab145a0f18a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] d17723208ef250cdff52bf2faebce74d9f6b99d58bb9edf1f0cfa2f4ecd1cc49
[INFO] running `Command { std: "docker" "start" "-a" "d17723208ef250cdff52bf2faebce74d9f6b99d58bb9edf1f0cfa2f4ecd1cc49", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `trace` and `warn`
[INFO] [stderr]  --> src/pq.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | use log::{info, trace, warn};
[INFO] [stderr]   |                 ^^^^^  ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `PQResidualError` is never used
[INFO] [stderr]  --> src/errors.rs:6:10
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub enum PQResidualError {
[INFO] [stderr]   |          ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Codes3D` is never used
[INFO] [stderr]  --> src/pq_residual.rs:8:10
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub enum Codes3D {
[INFO] [stderr]   |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `PQResidual` is never constructed
[INFO] [stderr]   --> src/pq_residual.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct PQResidual {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SaveOptions` is never constructed
[INFO] [stderr]   --> src/pq_residual.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct SaveOptions {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `compute_norms` is never used
[INFO] [stderr]   --> src/pq_residual.rs:31:4
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn compute_norms(data: &ArrayView2<f32>) -> Vec<f32> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `save_norms` is never used
[INFO] [stderr]   --> src/pq_residual.rs:38:4
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn save_norms(norms: &[f32], path: &str) -> Result<(), io::Error> {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `save_decoded_data` is never used
[INFO] [stderr]   --> src/pq_residual.rs:46:4
[INFO] [stderr]    |
[INFO] [stderr] 46 | fn save_decoded_data(data: &Array2<f32>, path: &str) -> Result<(), io::Error> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `try_new`, `fit`, `encode`, `decode`, and `compress` are never used
[INFO] [stderr]    --> src/pq_residual.rs:55:12
[INFO] [stderr]     |
[INFO] [stderr]  54 | impl PQResidual {
[INFO] [stderr]     | --------------- associated items in this implementation
[INFO] [stderr]  55 |     pub fn try_new(pqs: Vec<PQ>) -> Result<Self, PQResidualError> {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  79 |     pub fn fit(
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 195 |     pub fn encode(&self, vecs: &Array2<f32>) -> Result<Codes3D, PQResidualError> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 244 |     pub fn decode(&self, codes: &Array3<u32>) -> Result<Array2<f32>, PQResidualError> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 273 |     pub fn compress(&self, X: &Array2<f32>) -> Result<Array2<f32>, PQResidualError> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `create_random_vectors` is never used
[INFO] [stderr]    --> src/utils.rs:134:8
[INFO] [stderr]     |
[INFO] [stderr] 134 | pub fn create_random_vectors(num_vectors: usize, dimension: usize) -> Array2<f32> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `D` should have a snake case name
[INFO] [stderr]    --> src/pq_residual.rs:171:25
[INFO] [stderr]     |
[INFO] [stderr] 171 |                     let D = d.ok_or(PQResidualError::MissingProductQuantizer)?;
[INFO] [stderr]     |                         ^ help: convert the identifier to snake case: `d`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/pq_residual.rs:273:28
[INFO] [stderr]     |
[INFO] [stderr] 273 |     pub fn compress(&self, X: &Array2<f32>) -> Result<Array2<f32>, PQResidualError> {
[INFO] [stderr]     |                            ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SaveOptions` is never constructed
[INFO] [stderr]   --> src/pq_residual.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct SaveOptions {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `vector_quantizer` (lib) generated 12 warnings (run `cargo fix --lib -p vector_quantizer` to apply 1 suggestion)
[INFO] [stderr] warning: `vector_quantizer` (lib test) generated 7 warnings (6 duplicates)
[INFO] [stderr] warning: unused import: `Axis`
[INFO] [stderr]  --> src/bin/example.rs:2:23
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ndarray::{Array2, Axis};
[INFO] [stderr]   |                       ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `verbose`
[INFO] [stderr]   --> src/bin/example.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let verbose = Some(true);
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ks`
[INFO] [stderr]   --> src/bin/readme_example.rs:48:37
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn calc_compression_ratio(m: usize, ks: u32, dimension: usize) -> f64 {
[INFO] [stderr]    |                                     ^^ help: if this is intentional, prefix it with an underscore: `_ks`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `vector_quantizer` (bin "example" test) generated 2 warnings (run `cargo fix --bin "example" -p vector_quantizer --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `vector_quantizer` (bin "readme_example" test) generated 1 warning (run `cargo fix --bin "readme_example" -p vector_quantizer --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/vector_quantizer/413bed6d0eed3b4b/deps/vector_quantizer-413bed6d0eed3b4b)
[INFO] [stdout] 
[INFO] [stdout] running 44 tests
[INFO] [stdout] test pq::tests::test_encode_code_dtype_u16_overflow ... ok
[INFO] [stdout] test pq::tests::test_fit_vectors_less_than_ks ... ok
[INFO] [stdout] test pq::tests::test_encode_without_fit ... ok
[INFO] [stdout] test pq::tests::test_try_new_invalid_ks_max ... ok
[INFO] [stdout] test pq::tests::test_fit_zero_dimensions ... ok
[INFO] [stdout] test pq::tests::test_try_new_invalid_ks_zero ... ok
[INFO] [stdout] test pq::tests::test_fit_m_greater_than_dimensions ... ok
[INFO] [stdout] test pq::tests::test_try_new_invalid_m_zero ... ok
[INFO] [stdout] test pq_residual::tests::test_decode_error_wrong_dimensions ... ok
[INFO] [stdout] test pq_residual::tests::test_error_before_fit ... ok
[INFO] [stdout] test pq_residual::tests::test_try_new_multiple_pqs ... ok
[INFO] [stdout] test pq_residual::tests::test_try_new_single_pq ... ok
[INFO] [stdout] test pq_residual::tests::test_fit_with_zero_samples ... ok
[INFO] [stdout] test pq_residual::tests::test_try_new_empty_pqs ... ok
[INFO] [stdout] test pq_residual::tests::test_fit_with_zero_dimensions ... ok
[INFO] [stdout] test utils::tests::test_check_convergence_function ... ok
[INFO] [stdout] test utils::tests::test_kmeans_clusters_exceed_samples ... ok
[INFO] [stdout] test utils::tests::test_kmeans_empty_dataset ... ok
[INFO] [stdout] test utils::tests::test_kmeans_infinite_values ... ok
[INFO] [stdout] test utils::tests::test_kmeans_invalid_minit ... ok
[INFO] [stdout] test utils::tests::test_kmeans_nan_values ... ok
[INFO] [stdout] test utils::tests::test_kmeans_identical_points ... ok
[INFO] [stdout] test utils::tests::test_kmeans_no_convergence ... ok
[INFO] [stdout] test utils::tests::test_kmeans_duplicate_points ... ok
[INFO] [stdout] test utils::tests::test_kmeans_non_uniform_cluster_sizes ... ok
[INFO] [stdout] test utils::tests::test_kmeans_unsupported_minit ... ok
[INFO] [stdout] test utils::tests::test_kmeans_single_sample ... ok
[INFO] [stdout] test utils::tests::test_kmeans_zero_features ... ok
[INFO] [stdout] test utils::tests::test_kmeans_zero_clusters ... ok
[INFO] [stdout] test utils::tests::test_kmeans_zero_iterations ... ok
[INFO] [stdout] test utils::tests::test_kmeans_high_dimensional_data ... ok
[INFO] [stdout] test utils::tests::test_kmeans_many_clusters ... ok
[INFO] [stdout] test pq::tests::test_encode_code_dtype_u8_overflow ... ok
[INFO] [stdout] test utils::tests::test_kmeans_negative_values ... ok
[INFO] [stdout] test pq::tests::test_encode_code_dtype_u8_valid ... ok
[INFO] [stdout] test pq::tests::test_decode_code_value_exceeds_ks ... ok
[INFO] [stdout] test pq_residual::tests::test_compress ... ok
[INFO] [stdout] test pq::tests::test_encode_mismatched_dimensions ... ok
[INFO] [stdout] test pq_residual::tests::test_fit_with_small_data ... ok
[INFO] [stdout] test pq_residual::tests::test_encode_decode_round_trip ... ok
[INFO] [stdout] test pq::tests::test_decode_invalid_code_m ... ok
[INFO] [stdout] test pq::tests::test_dump_and_load ... FAILED
[INFO] [stdout] test pq::tests::test_compress ... ok
[INFO] [stdout] test pq::tests::test_dump_and_load_large has been running for over 60 seconds
[INFO] [stdout] test pq::tests::test_dump_and_load_large ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- pq::tests::test_dump_and_load stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'pq::tests::test_dump_and_load' (28) panicked at src/pq.rs:423:23:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: IoError
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60df2ffa84b2 - std[840933623431fd06]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x60df2ffa84b2 - std[840933623431fd06]::backtrace_rs::backtrace::trace_unsynchronized::<std[840933623431fd06]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x60df2ffa84b2 - std[840933623431fd06]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x60df2ffa84b2 - <<std[840933623431fd06]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8f93d80df273fe75]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x60df2ffbdd6a - <core[8f93d80df273fe75]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x60df2ffbdd6a - core[8f93d80df273fe75]::fmt::write
[INFO] [stdout]    6:     0x60df2ffad446 - std[840933623431fd06]::io::default_write_fmt::<alloc[40b2bae28975ac47]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x60df2ffad446 - <alloc[40b2bae28975ac47]::vec::Vec<u8> as std[840933623431fd06]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x60df2ff864af - <std[840933623431fd06]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x60df2ff864af - std[840933623431fd06]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x60df2ffa0679 - std[840933623431fd06]::panicking::default_hook
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x60df2feced1e - <alloc[40b2bae28975ac47]::boxed::Box<dyn for<'a, 'b> core[8f93d80df273fe75]::ops::function::Fn<(&'a std[840933623431fd06]::panic::PanicHookInfo<'b>,), Output = ()> + core[8f93d80df273fe75]::marker::Sync + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::Fn<(&std[840933623431fd06]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x60df2feced1e - test[2f1252070343a163]::test_main_with_exit_callback::<test[2f1252070343a163]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x60df2ffa08e2 - <alloc[40b2bae28975ac47]::boxed::Box<dyn for<'a, 'b> core[8f93d80df273fe75]::ops::function::Fn<(&'a std[840933623431fd06]::panic::PanicHookInfo<'b>,), Output = ()> + core[8f93d80df273fe75]::marker::Sync + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::Fn<(&std[840933623431fd06]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x60df2ffa08e2 - std[840933623431fd06]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x60df2ff86568 - std[840933623431fd06]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x60df2ff7de59 - std[840933623431fd06]::sys::backtrace::__rust_end_short_backtrace::<std[840933623431fd06]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x60df2ff873bd - __rustc[5b4a0c6d8cc4a177]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x60df2ffbe4ac - core[8f93d80df273fe75]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x60df2ffbe1f2 - core[8f93d80df273fe75]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x60df2febb80f - <core[8f93d80df273fe75]::result::Result<(), vector_quantizer[66679f383ab1f51e]::errors::PQError>>::unwrap
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x60df2febb80f - vector_quantizer[66679f383ab1f51e]::pq::tests::test_dump_and_load
[INFO] [stdout]                                at /opt/rustwide/workdir/src/pq.rs:423:23
[INFO] [stdout]   22:     0x60df2feb9e87 - vector_quantizer[66679f383ab1f51e]::pq::tests::test_dump_and_load::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/pq.rs:412:28
[INFO] [stdout]   23:     0x60df2fe63ac6 - <vector_quantizer[66679f383ab1f51e]::pq::tests::test_dump_and_load::{closure#0} as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x60df2fec30cb - <fn() -> core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x60df2fec30cb - test[2f1252070343a163]::__rust_begin_short_backtrace::<core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>, fn() -> core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x60df2fecf92a - test[2f1252070343a163]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x60df2fecf92a - <core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x60df2fecf92a - std[840933623431fd06]::panicking::catch_unwind::do_call::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>, core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x60df2fecf92a - std[840933623431fd06]::panicking::catch_unwind::<core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>, core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x60df2fecf92a - std[840933623431fd06]::panic::catch_unwind::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>, core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x60df2fecf92a - test[2f1252070343a163]::run_test_in_process
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x60df2fecf92a - test[2f1252070343a163]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x60df2fec9df4 - test[2f1252070343a163]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x60df2fec9df4 - std[840933623431fd06]::sys::backtrace::__rust_begin_short_backtrace::<test[2f1252070343a163]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x60df2fed2422 - std[840933623431fd06]::thread::lifecycle::spawn_unchecked::<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x60df2fed2422 - <core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x60df2fed2422 - std[840933623431fd06]::panicking::catch_unwind::do_call::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x60df2fed2422 - std[840933623431fd06]::panicking::catch_unwind::<(), core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x60df2fed2422 - std[840933623431fd06]::panic::catch_unwind::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x60df2fed2422 - std[840933623431fd06]::thread::lifecycle::spawn_unchecked::<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x60df2fed2422 - <std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1} as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x60df2ffa7d4f - <alloc[40b2bae28975ac47]::boxed::Box<dyn core[8f93d80df273fe75]::ops::function::FnOnce<(), Output = ()> + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x60df2ffa7d4f - <std[840933623431fd06]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x75668754baa4 - <unknown>
[INFO] [stdout]   45:     0x7566875d8a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- pq::tests::test_dump_and_load_large stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'pq::tests::test_dump_and_load_large' (29) panicked at src/pq.rs:475:23:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: IoError
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60df2ffa84b2 - std[840933623431fd06]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x60df2ffa84b2 - std[840933623431fd06]::backtrace_rs::backtrace::trace_unsynchronized::<std[840933623431fd06]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x60df2ffa84b2 - std[840933623431fd06]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x60df2ffa84b2 - <<std[840933623431fd06]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8f93d80df273fe75]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x60df2ffbdd6a - <core[8f93d80df273fe75]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x60df2ffbdd6a - core[8f93d80df273fe75]::fmt::write
[INFO] [stdout]    6:     0x60df2ffad446 - std[840933623431fd06]::io::default_write_fmt::<alloc[40b2bae28975ac47]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x60df2ffad446 - <alloc[40b2bae28975ac47]::vec::Vec<u8> as std[840933623431fd06]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x60df2ff864af - <std[840933623431fd06]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x60df2ff864af - std[840933623431fd06]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x60df2ffa0679 - std[840933623431fd06]::panicking::default_hook
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x60df2feced1e - <alloc[40b2bae28975ac47]::boxed::Box<dyn for<'a, 'b> core[8f93d80df273fe75]::ops::function::Fn<(&'a std[840933623431fd06]::panic::PanicHookInfo<'b>,), Output = ()> + core[8f93d80df273fe75]::marker::Sync + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::Fn<(&std[840933623431fd06]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x60df2feced1e - test[2f1252070343a163]::test_main_with_exit_callback::<test[2f1252070343a163]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x60df2ffa08e2 - <alloc[40b2bae28975ac47]::boxed::Box<dyn for<'a, 'b> core[8f93d80df273fe75]::ops::function::Fn<(&'a std[840933623431fd06]::panic::PanicHookInfo<'b>,), Output = ()> + core[8f93d80df273fe75]::marker::Sync + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::Fn<(&std[840933623431fd06]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x60df2ffa08e2 - std[840933623431fd06]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x60df2ff86568 - std[840933623431fd06]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x60df2ff7de59 - std[840933623431fd06]::sys::backtrace::__rust_end_short_backtrace::<std[840933623431fd06]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x60df2ff873bd - __rustc[5b4a0c6d8cc4a177]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x60df2ffbe4ac - core[8f93d80df273fe75]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x60df2ffbe1f2 - core[8f93d80df273fe75]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x60df2febc6a4 - <core[8f93d80df273fe75]::result::Result<(), vector_quantizer[66679f383ab1f51e]::errors::PQError>>::unwrap
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x60df2febc6a4 - vector_quantizer[66679f383ab1f51e]::pq::tests::test_dump_and_load_large
[INFO] [stdout]                                at /opt/rustwide/workdir/src/pq.rs:475:23
[INFO] [stdout]   22:     0x60df2feb9ee7 - vector_quantizer[66679f383ab1f51e]::pq::tests::test_dump_and_load_large::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/pq.rs:455:34
[INFO] [stdout]   23:     0x60df2fe63b46 - <vector_quantizer[66679f383ab1f51e]::pq::tests::test_dump_and_load_large::{closure#0} as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x60df2fec30cb - <fn() -> core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x60df2fec30cb - test[2f1252070343a163]::__rust_begin_short_backtrace::<core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>, fn() -> core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x60df2fecf92a - test[2f1252070343a163]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x60df2fecf92a - <core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x60df2fecf92a - std[840933623431fd06]::panicking::catch_unwind::do_call::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>, core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x60df2fecf92a - std[840933623431fd06]::panicking::catch_unwind::<core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>, core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x60df2fecf92a - std[840933623431fd06]::panic::catch_unwind::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>, core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x60df2fecf92a - test[2f1252070343a163]::run_test_in_process
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x60df2fecf92a - test[2f1252070343a163]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x60df2fec9df4 - test[2f1252070343a163]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x60df2fec9df4 - std[840933623431fd06]::sys::backtrace::__rust_begin_short_backtrace::<test[2f1252070343a163]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x60df2fed2422 - std[840933623431fd06]::thread::lifecycle::spawn_unchecked::<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x60df2fed2422 - <core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x60df2fed2422 - std[840933623431fd06]::panicking::catch_unwind::do_call::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x60df2fed2422 - std[840933623431fd06]::panicking::catch_unwind::<(), core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x60df2fed2422 - std[840933623431fd06]::panic::catch_unwind::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x60df2fed2422 - std[840933623431fd06]::thread::lifecycle::spawn_unchecked::<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x60df2fed2422 - <std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1} as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x60df2ffa7d4f - <alloc[40b2bae28975ac47]::boxed::Box<dyn core[8f93d80df273fe75]::ops::function::FnOnce<(), Output = ()> + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x60df2ffa7d4f - <std[840933623431fd06]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x75668754baa4 - <unknown>
[INFO] [stdout]   45:     0x7566875d8a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     pq::tests::test_dump_and_load
[INFO] [stdout]     pq::tests::test_dump_and_load_large
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 42 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 66.49s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "d17723208ef250cdff52bf2faebce74d9f6b99d58bb9edf1f0cfa2f4ecd1cc49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d17723208ef250cdff52bf2faebce74d9f6b99d58bb9edf1f0cfa2f4ecd1cc49", kill_on_drop: false }`
[INFO] [stdout] d17723208ef250cdff52bf2faebce74d9f6b99d58bb9edf1f0cfa2f4ecd1cc49
