[INFO] cloning repository https://github.com/oramasearch/vector_quantizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oramasearch/vector_quantizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foramasearch%2Fvector_quantizer", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cfdec78a061bd13bc60130dd4c2ced3f64338dcf
[INFO] testing oramasearch/vector_quantizer against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foramasearch%2Fvector_quantizer" "/workspace/builds/worker-1-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] crate git repo https://github.com/oramasearch/vector_quantizer already has a lockfile, it will not be regenerated
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[INFO] [stdout] d8e7cdb6d6d80943f2a044fab53fa26b4944cd88189e4a76646c8ef592c82069
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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)]` 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)]` 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)]` 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 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)]` on by default
[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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 27s
[INFO] running `Command { std: "docker" "inspect" "d8e7cdb6d6d80943f2a044fab53fa26b4944cd88189e4a76646c8ef592c82069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8e7cdb6d6d80943f2a044fab53fa26b4944cd88189e4a76646c8ef592c82069", kill_on_drop: false }`
[INFO] [stdout] d8e7cdb6d6d80943f2a044fab53fa26b4944cd88189e4a76646c8ef592c82069
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40109abf900c15b2668bec4a4574b95db01db6e893f443f6456c26b01c61014e
[INFO] running `Command { std: "docker" "start" "-a" "40109abf900c15b2668bec4a4574b95db01db6e893f443f6456c26b01c61014e", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling half v2.4.1
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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)]` 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)]` 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)]` 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)]` 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)]` 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)]` 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)]` 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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 59.05s
[INFO] running `Command { std: "docker" "inspect" "40109abf900c15b2668bec4a4574b95db01db6e893f443f6456c26b01c61014e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40109abf900c15b2668bec4a4574b95db01db6e893f443f6456c26b01c61014e", kill_on_drop: false }`
[INFO] [stdout] 40109abf900c15b2668bec4a4574b95db01db6e893f443f6456c26b01c61014e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a36e559a1d205cb2c99ddce7eebb40ce68dcdf1aaaec5564a6d49117cbac18bd
[INFO] running `Command { std: "docker" "start" "-a" "a36e559a1d205cb2c99ddce7eebb40ce68dcdf1aaaec5564a6d49117cbac18bd", 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)]` 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)]` 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)]` 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)]` 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 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)]` on by default
[INFO] [stderr] 
[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)]` 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)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `vector_quantizer` (bin "readme_example" test) generated 1 warning
[INFO] [stderr] warning: `vector_quantizer` (bin "example" test) generated 2 warnings (run `cargo fix --bin "example" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vector_quantizer-382522378a2e495d)
[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_encode_without_fit ... ok
[INFO] [stdout] test pq::tests::test_fit_vectors_less_than_ks ... ok
[INFO] [stdout] test pq::tests::test_fit_zero_dimensions ... ok
[INFO] [stdout] test pq::tests::test_try_new_invalid_ks_max ... 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_error_before_fit ... ok
[INFO] [stdout] test pq_residual::tests::test_try_new_empty_pqs ... 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 utils::tests::test_check_convergence_function ... ok
[INFO] [stdout] test utils::tests::test_kmeans_clusters_exceed_samples ... ok
[INFO] [stdout] test pq::tests::test_try_new_invalid_ks_zero ... ok
[INFO] [stdout] test pq_residual::tests::test_fit_with_zero_dimensions ... ok
[INFO] [stdout] test pq_residual::tests::test_fit_with_zero_samples ... ok
[INFO] [stdout] test utils::tests::test_kmeans_empty_dataset ... ok
[INFO] [stdout] test pq_residual::tests::test_decode_error_wrong_dimensions ... ok
[INFO] [stdout] test pq_residual::tests::test_compress ... ok
[INFO] [stdout] test utils::tests::test_kmeans_duplicate_points ... ok
[INFO] [stdout] test utils::tests::test_kmeans_infinite_values ... ok
[INFO] [stdout] test utils::tests::test_kmeans_nan_values ... ok
[INFO] [stdout] test utils::tests::test_kmeans_negative_values ... ok
[INFO] [stdout] test utils::tests::test_kmeans_no_convergence ... ok
[INFO] [stdout] test utils::tests::test_kmeans_invalid_minit ... ok
[INFO] [stdout] test utils::tests::test_kmeans_unsupported_minit ... ok
[INFO] [stdout] test utils::tests::test_kmeans_zero_clusters ... 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_iterations ... ok
[INFO] [stdout] test utils::tests::test_kmeans_identical_points ... ok
[INFO] [stdout] test pq_residual::tests::test_fit_with_small_data ... ok
[INFO] [stdout] test utils::tests::test_kmeans_non_uniform_cluster_sizes ... ok
[INFO] [stdout] test utils::tests::test_kmeans_many_clusters ... ok
[INFO] [stdout] test pq_residual::tests::test_encode_decode_round_trip ... ok
[INFO] [stdout] test pq::tests::test_dump_and_load ... FAILED
[INFO] [stdout] test utils::tests::test_kmeans_high_dimensional_data ... ok
[INFO] [stdout] test pq::tests::test_encode_mismatched_dimensions ... ok
[INFO] [stdout] test pq::tests::test_decode_code_value_exceeds_ks ... ok
[INFO] [stdout] test pq::tests::test_encode_code_dtype_u8_valid ... ok
[INFO] [stdout] test pq::tests::test_decode_invalid_code_m ... ok
[INFO] [stdout] test pq::tests::test_compress ... ok
[INFO] [stdout] test pq::tests::test_encode_code_dtype_u8_overflow ... ok
[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' panicked at src/pq.rs:423:23:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: IoError
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ddac613e562 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ddac613e562 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ddac613e562 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5ddac613e562 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5ddac6164853 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5ddac6164853 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5ddac613b263 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5ddac613b263 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5ddac613e3b2 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5ddac613fb8c - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5ddac613f9e2 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5ddac60fafe4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5ddac60fafe4 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5ddac614066b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5ddac614066b - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5ddac614033a - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5ddac613ea59 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x5ddac613ffcd - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5ddac6162cf0 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5ddac6163096 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x5ddac60c052b - core::result::Result<T,E>::unwrap::h159d3be663716a2c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x5ddac60c052b - vector_quantizer::pq::tests::test_dump_and_load::he5de6fe49d66388b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/pq.rs:423:23
[INFO] [stdout]   22:     0x5ddac60b7039 - vector_quantizer::pq::tests::test_dump_and_load::{{closure}}::hd1ed81285079bb9a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/pq.rs:412:28
[INFO] [stdout]   23:     0x5ddac60b7039 - core::ops::function::FnOnce::call_once::hf06ababfcf986e7f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5ddac610071b - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5ddac610071b - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x5ddac60ff95e - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x5ddac60ff95e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5ddac60ff95e - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x5ddac60ff95e - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x5ddac60ff95e - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5ddac60ff95e - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x5ddac60ff95e - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x5ddac60c3504 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x5ddac60c3504 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x5ddac60c6eaa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x5ddac60c6eaa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5ddac60c6eaa - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x5ddac60c6eaa - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x5ddac60c6eaa - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5ddac60c6eaa - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x5ddac60c6eaa - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5ddac6143757 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x5ddac6143757 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x5ddac6143757 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   45:     0x7ef3c82b3aa4 - <unknown>
[INFO] [stdout]   46:     0x7ef3c8340a34 - clone
[INFO] [stdout]   47:                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' panicked at src/pq.rs:475:23:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: IoError
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ddac613e562 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ddac613e562 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ddac613e562 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5ddac613e562 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5ddac6164853 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5ddac6164853 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5ddac613b263 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5ddac613b263 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5ddac613e3b2 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5ddac613fb8c - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5ddac613f9e2 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5ddac60fafe4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5ddac60fafe4 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5ddac614066b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5ddac614066b - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5ddac614033a - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5ddac613ea59 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x5ddac613ffcd - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5ddac6162cf0 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5ddac6163096 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x5ddac60c1109 - core::result::Result<T,E>::unwrap::h159d3be663716a2c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x5ddac60c1109 - vector_quantizer::pq::tests::test_dump_and_load_large::hed4cf64c9be9e216
[INFO] [stdout]                                at /opt/rustwide/workdir/src/pq.rs:475:23
[INFO] [stdout]   22:     0x5ddac60b6ef9 - vector_quantizer::pq::tests::test_dump_and_load_large::{{closure}}::h3806a048c26613ea
[INFO] [stdout]                                at /opt/rustwide/workdir/src/pq.rs:455:34
[INFO] [stdout]   23:     0x5ddac60b6ef9 - core::ops::function::FnOnce::call_once::hb33d9fd864ff58fa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5ddac610071b - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5ddac610071b - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x5ddac60ff95e - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x5ddac60ff95e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5ddac60ff95e - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x5ddac60ff95e - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x5ddac60ff95e - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5ddac60ff95e - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x5ddac60ff95e - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x5ddac60c3504 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x5ddac60c3504 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x5ddac60c6eaa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x5ddac60c6eaa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5ddac60c6eaa - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x5ddac60c6eaa - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x5ddac60c6eaa - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5ddac60c6eaa - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x5ddac60c6eaa - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5ddac6143757 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x5ddac6143757 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x5ddac6143757 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   45:     0x7ef3c82b3aa4 - <unknown>
[INFO] [stdout]   46:     0x7ef3c8340a34 - clone
[INFO] [stdout]   47:                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 8.12s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "a36e559a1d205cb2c99ddce7eebb40ce68dcdf1aaaec5564a6d49117cbac18bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a36e559a1d205cb2c99ddce7eebb40ce68dcdf1aaaec5564a6d49117cbac18bd", kill_on_drop: false }`
[INFO] [stdout] a36e559a1d205cb2c99ddce7eebb40ce68dcdf1aaaec5564a6d49117cbac18bd
