[INFO] cloning repository https://github.com/yuzuhara/lightgbm-prs-by-ai
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuzuhara/lightgbm-prs-by-ai" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuzuhara%2Flightgbm-prs-by-ai", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuzuhara%2Flightgbm-prs-by-ai'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad6d92ac4b1781f85f5c630558525217758c4601
[INFO] testing yuzuhara/lightgbm-prs-by-ai against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuzuhara%2Flightgbm-prs-by-ai" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yuzuhara/lightgbm-prs-by-ai
[INFO] finished tweaking git repo https://github.com/yuzuhara/lightgbm-prs-by-ai
[INFO] tweaked toml for git repo https://github.com/yuzuhara/lightgbm-prs-by-ai written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yuzuhara/lightgbm-prs-by-ai on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yuzuhara/lightgbm-prs-by-ai already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2998503ed41a6f96744ac8ff396ac6fc52d7108b88d564f684521388a5f6b860
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[INFO] [stdout] 2998503ed41a6f96744ac8ff396ac6fc52d7108b88d564f684521388a5f6b860
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 846b5aa63c7daabd7fe9d15dd3dce856720f1a1f33cbb84e20986d96031707f3
[INFO] running `Command { std: "docker" "start" "-a" "846b5aa63c7daabd7fe9d15dd3dce856720f1a1f33cbb84e20986d96031707f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling purerust-lightgbm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `end_idx`
[INFO] [stdout]    --> src/objective.rs:144:17
[INFO] [stdout]     |
[INFO] [stdout] 144 |             let end_idx = start_idx + self.num_classes;
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_end_idx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `metrics` is never read
[INFO] [stdout]   --> src/booster.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Booster {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     metrics: Vec<Box<dyn Metric>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bin_boundaries` is never read
[INFO] [stdout]   --> src/dataset.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Dataset {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 |     bin_boundaries: Vec<Vec<f64>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Dataset` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `num_leaves`, `max_depth`, `min_samples_leaf`, and `min_gain_to_split` are never read
[INFO] [stdout]    --> src/tree.rs:99:5
[INFO] [stdout]     |
[INFO] [stdout]  95 | pub struct Tree {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout]  99 |     num_leaves: usize,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 100 |     /// Maximum depth
[INFO] [stdout] 101 |     max_depth: i32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 102 |     /// Minimum samples in leaf
[INFO] [stdout] 103 |     min_samples_leaf: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 104 |     /// Minimum gain to split
[INFO] [stdout] 105 |     min_gain_to_split: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Tree` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.42s
[INFO] running `Command { std: "docker" "inspect" "846b5aa63c7daabd7fe9d15dd3dce856720f1a1f33cbb84e20986d96031707f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "846b5aa63c7daabd7fe9d15dd3dce856720f1a1f33cbb84e20986d96031707f3", kill_on_drop: false }`
[INFO] [stdout] 846b5aa63c7daabd7fe9d15dd3dce856720f1a1f33cbb84e20986d96031707f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05d584a356d9645165551392890c384de2df7c316557261a1ba7d7a78f826f7b
[INFO] running `Command { std: "docker" "start" "-a" "05d584a356d9645165551392890c384de2df7c316557261a1ba7d7a78f826f7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling serde_json v1.0.139
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling ryu v1.0.19
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]    Compiling clap_builder v4.5.30
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling is-terminal v0.4.15
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling clap v4.5.30
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling purerust-lightgbm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `end_idx`
[INFO] [stdout]    --> src/objective.rs:144:17
[INFO] [stdout]     |
[INFO] [stdout] 144 |             let end_idx = start_idx + self.num_classes;
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_end_idx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `metrics` is never read
[INFO] [stdout]   --> src/booster.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Booster {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     metrics: Vec<Box<dyn Metric>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bin_boundaries` is never read
[INFO] [stdout]   --> src/dataset.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Dataset {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 |     bin_boundaries: Vec<Vec<f64>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Dataset` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `num_leaves`, `max_depth`, `min_samples_leaf`, and `min_gain_to_split` are never read
[INFO] [stdout]    --> src/tree.rs:99:5
[INFO] [stdout]     |
[INFO] [stdout]  95 | pub struct Tree {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout]  99 |     num_leaves: usize,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 100 |     /// Maximum depth
[INFO] [stdout] 101 |     max_depth: i32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 102 |     /// Minimum samples in leaf
[INFO] [stdout] 103 |     min_samples_leaf: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 104 |     /// Minimum gain to split
[INFO] [stdout] 105 |     min_gain_to_split: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Tree` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stdout] warning: unused variable: `end_idx`
[INFO] [stdout]    --> src/objective.rs:144:17
[INFO] [stdout]     |
[INFO] [stdout] 144 |             let end_idx = start_idx + self.num_classes;
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_end_idx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `metrics` is never read
[INFO] [stdout]   --> src/booster.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Booster {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     metrics: Vec<Box<dyn Metric>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bin_boundaries` is never read
[INFO] [stdout]   --> src/dataset.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Dataset {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 |     bin_boundaries: Vec<Vec<f64>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Dataset` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `num_leaves`, `max_depth`, `min_samples_leaf`, and `min_gain_to_split` are never read
[INFO] [stdout]    --> src/tree.rs:99:5
[INFO] [stdout]     |
[INFO] [stdout]  95 | pub struct Tree {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout]  99 |     num_leaves: usize,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 100 |     /// Maximum depth
[INFO] [stdout] 101 |     max_depth: i32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 102 |     /// Minimum samples in leaf
[INFO] [stdout] 103 |     min_samples_leaf: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 104 |     /// Minimum gain to split
[INFO] [stdout] 105 |     min_gain_to_split: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Tree` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 31.09s
[INFO] running `Command { std: "docker" "inspect" "05d584a356d9645165551392890c384de2df7c316557261a1ba7d7a78f826f7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05d584a356d9645165551392890c384de2df7c316557261a1ba7d7a78f826f7b", kill_on_drop: false }`
[INFO] [stdout] 05d584a356d9645165551392890c384de2df7c316557261a1ba7d7a78f826f7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5eb611e006196064e8a853375d2e7cd836fcb1f49e856b5d6e61cb7de5f6e5c1
[INFO] running `Command { std: "docker" "start" "-a" "5eb611e006196064e8a853375d2e7cd836fcb1f49e856b5d6e61cb7de5f6e5c1", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `end_idx`
[INFO] [stderr]    --> src/objective.rs:144:17
[INFO] [stderr]     |
[INFO] [stderr] 144 |             let end_idx = start_idx + self.num_classes;
[INFO] [stderr]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_end_idx`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `metrics` is never read
[INFO] [stderr]   --> src/booster.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct Booster {
[INFO] [stderr]    |            ------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 18 |     metrics: Vec<Box<dyn Metric>>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `bin_boundaries` is never read
[INFO] [stderr]   --> src/dataset.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct Dataset {
[INFO] [stderr]    |            ------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 32 |     bin_boundaries: Vec<Vec<f64>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Dataset` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `num_leaves`, `max_depth`, `min_samples_leaf`, and `min_gain_to_split` are never read
[INFO] [stderr]    --> src/tree.rs:99:5
[INFO] [stderr]     |
[INFO] [stderr]  95 | pub struct Tree {
[INFO] [stderr]     |            ---- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr]  99 |     num_leaves: usize,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 100 |     /// Maximum depth
[INFO] [stderr] 101 |     max_depth: i32,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 102 |     /// Minimum samples in leaf
[INFO] [stderr] 103 |     min_samples_leaf: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 104 |     /// Minimum gain to split
[INFO] [stderr] 105 |     min_gain_to_split: f64,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Tree` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `purerust-lightgbm` (lib) generated 4 warnings (run `cargo fix --lib -p purerust-lightgbm` to apply 1 suggestion)
[INFO] [stderr] warning: `purerust-lightgbm` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/purerust_lightgbm-ff587ed226f31610)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test config::tests::test_default_params ... ok
[INFO] [stdout] test booster::tests::test_training_iteration ... ok
[INFO] [stdout] test dataset::tests::test_categorical_features ... ok
[INFO] [stdout] test dataset::tests::test_dataset_weights ... ok
[INFO] [stdout] test config::tests::test_invalid_params ... ok
[INFO] [stdout] test metric::tests::test_auc ... ok
[INFO] [stdout] test metric::tests::test_binary_logloss ... ok
[INFO] [stdout] test tree::tests::test_node_splitting ... ok
[INFO] [stdout] test metric::tests::test_mae ... ok
[INFO] [stdout] test metric::tests::test_multi_logloss ... ok
[INFO] [stdout] test objective::tests::test_binary_log_loss ... ok
[INFO] [stdout] test objective::tests::test_multi_class_log_loss ... ok
[INFO] [stdout] test dataset::tests::test_dataset_creation ... ok
[INFO] [stdout] test tests::test_basic_training ... ok
[INFO] [stdout] test booster::tests::test_booster_creation ... ok
[INFO] [stdout] test tree::tests::test_prediction ... ok
[INFO] [stdout] test tree::tests::test_tree_creation ... ok
[INFO] [stdout] test objective::tests::test_squared_loss ... FAILED
[INFO] [stdout] test metric::tests::test_rmse ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- objective::tests::test_squared_loss stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'objective::tests::test_squared_loss' (39) panicked at src/objective.rs:213:9:
[INFO] [stdout] assert_relative_eq!(loss, 0.025)
[INFO] [stdout] 
[INFO] [stdout]     left  = 0.04500000000000008
[INFO] [stdout]     right = 0.025
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5eb730d2e0d2 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5eb730d2e0d2 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5eb730d2e0d2 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5eb730d2e0d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5eb730d3e71a - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5eb730d3e71a - core::fmt::write::h952c506e2dbe9cff
[INFO] [stdout]    6:     0x5eb730cfcf46 - std::io::default_write_fmt::hd23bd8145c03a23a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5eb730cfcf46 - std::io::Write::write_fmt::hdd3314a2bd8a34bd
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5eb730d0d509 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5eb730d0d509 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5eb730d0d3a1 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5eb730ccc9de - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb2e68dca3970e3ca
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5eb730ccc9de - test::test_main_with_exit_callback::{{closure}}::ha7ec2063a2565ec3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5eb730d0d782 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::haebee478d0f56cf4
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5eb730d0d782 - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5eb730d0d5c8 - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5eb730d08af9 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5eb730cf1b3d - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5eb730d45b9c - core::panicking::panic_fmt::hb1614a3ff6840071
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5eb730c7e975 - purerust_lightgbm::objective::tests::test_squared_loss::h7bf72c7e15c950e7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/objective.rs:213:9
[INFO] [stdout]   20:     0x5eb730c7ea07 - purerust_lightgbm::objective::tests::test_squared_loss::{{closure}}::h668a8dab9e360cbd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/objective.rs:201:27
[INFO] [stdout]   21:     0x5eb730c8cad6 - core::ops::function::FnOnce::call_once::h9c5b2837bd35117a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x5eb730ccc7db - core::ops::function::FnOnce::call_once::hefaf63600cd43d2a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5eb730ccc7db - test::__rust_begin_short_backtrace::he30322a73a0e9ea6
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:663:18
[INFO] [stdout]   24:     0x5eb730ce01aa - test::run_test_in_process::{{closure}}::hdea3ab8d0243ef36
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:74
[INFO] [stdout]   25:     0x5eb730ce01aa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h66d192f42498ffce
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   26:     0x5eb730ce01aa - std::panicking::catch_unwind::do_call::h822e18e8d3a6bb65
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x5eb730ce01aa - std::panicking::catch_unwind::h54b1de7ceab578bf
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x5eb730ce01aa - std::panic::catch_unwind::h60c29b7a9d0246b1
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x5eb730ce01aa - test::run_test_in_process::h6099b5f871379b13
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:27
[INFO] [stdout]   30:     0x5eb730ce01aa - test::run_test::{{closure}}::h926ce0a38281a4c8
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:607:43
[INFO] [stdout]   31:     0x5eb730cba604 - test::run_test::{{closure}}::h508de21a9afc7140
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:637:41
[INFO] [stdout]   32:     0x5eb730cba604 - std::sys::backtrace::__rust_begin_short_backtrace::h6e2f5c39ca00735a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   33:     0x5eb730cbdec2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::h133e44f0e5802c14
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   34:     0x5eb730cbdec2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4718c1285283955c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   35:     0x5eb730cbdec2 - std::panicking::catch_unwind::do_call::h0bba3937b4892238
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   36:     0x5eb730cbdec2 - std::panicking::catch_unwind::h5b31cab5fb8c5d7f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   37:     0x5eb730cbdec2 - std::panic::catch_unwind::hb2fa05d52ed0124e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x5eb730cbdec2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::hf401cf5ff501bd29
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   39:     0x5eb730cbdec2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h160022e94ce3b0bb
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x5eb730d03d8f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf234e0d1d1d272ba
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   41:     0x5eb730d03d8f - std::sys::thread::unix::Thread::new::thread_start::h106a295241840d3b
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   42:     0x74da2b7fbaa4 - <unknown>
[INFO] [stdout]   43:     0x74da2b888a64 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- metric::tests::test_rmse stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'metric::tests::test_rmse' (36) panicked at src/metric.rs:194:9:
[INFO] [stdout] assert_relative_eq!(score, 0.2449489743, epsilon = 1e-10)
[INFO] [stdout] 
[INFO] [stdout]     left  = 0.1732050807568879
[INFO] [stdout]     right = 0.2449489743
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5eb730d2e0d2 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5eb730d2e0d2 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5eb730d2e0d2 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5eb730d2e0d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5eb730d3e71a - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5eb730d3e71a - core::fmt::write::h952c506e2dbe9cff
[INFO] [stdout]    6:     0x5eb730cfcf46 - std::io::default_write_fmt::hd23bd8145c03a23a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5eb730cfcf46 - std::io::Write::write_fmt::hdd3314a2bd8a34bd
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5eb730d0d509 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5eb730d0d509 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5eb730d0d3a1 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5eb730ccc9de - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb2e68dca3970e3ca
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5eb730ccc9de - test::test_main_with_exit_callback::{{closure}}::ha7ec2063a2565ec3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5eb730d0d782 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::haebee478d0f56cf4
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5eb730d0d782 - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5eb730d0d5c8 - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5eb730d08af9 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5eb730cf1b3d - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5eb730d45b9c - core::panicking::panic_fmt::hb1614a3ff6840071
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5eb730c9b6aa - purerust_lightgbm::metric::tests::test_rmse::h3b1b8f00d5c539dc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/metric.rs:194:9
[INFO] [stdout]   20:     0x5eb730c9b6f7 - purerust_lightgbm::metric::tests::test_rmse::{{closure}}::h4a2980534c0f1101
[INFO] [stdout]                                at /opt/rustwide/workdir/src/metric.rs:189:19
[INFO] [stdout]   21:     0x5eb730c8c9a6 - core::ops::function::FnOnce::call_once::h63d2911ce844f1be
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x5eb730ccc7db - core::ops::function::FnOnce::call_once::hefaf63600cd43d2a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5eb730ccc7db - test::__rust_begin_short_backtrace::he30322a73a0e9ea6
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:663:18
[INFO] [stdout]   24:     0x5eb730ce01aa - test::run_test_in_process::{{closure}}::hdea3ab8d0243ef36
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:74
[INFO] [stdout]   25:     0x5eb730ce01aa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h66d192f42498ffce
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   26:     0x5eb730ce01aa - std::panicking::catch_unwind::do_call::h822e18e8d3a6bb65
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x5eb730ce01aa - std::panicking::catch_unwind::h54b1de7ceab578bf
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x5eb730ce01aa - std::panic::catch_unwind::h60c29b7a9d0246b1
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x5eb730ce01aa - test::run_test_in_process::h6099b5f871379b13
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:27
[INFO] [stdout]   30:     0x5eb730ce01aa - test::run_test::{{closure}}::h926ce0a38281a4c8
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:607:43
[INFO] [stdout]   31:     0x5eb730cba604 - test::run_test::{{closure}}::h508de21a9afc7140
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:637:41
[INFO] [stdout]   32:     0x5eb730cba604 - std::sys::backtrace::__rust_begin_short_backtrace::h6e2f5c39ca00735a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   33:     0x5eb730cbdec2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::h133e44f0e5802c14
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   34:     0x5eb730cbdec2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4718c1285283955c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   35:     0x5eb730cbdec2 - std::panicking::catch_unwind::do_call::h0bba3937b4892238
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   36:     0x5eb730cbdec2 - std::panicking::catch_unwind::h5b31cab5fb8c5d7f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   37:     0x5eb730cbdec2 - std::panic::catch_unwind::hb2fa05d52ed0124e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x5eb730cbdec2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::hf401cf5ff501bd29
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   39:     0x5eb730cbdec2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h160022e94ce3b0bb
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x5eb730d03d8f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf234e0d1d1d272ba
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   41:     0x5eb730d03d8f - std::sys::thread::unix::Thread::new::thread_start::h106a295241840d3b
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   42:     0x74da2b7fbaa4 - <unknown>
[INFO] [stdout]   43:     0x74da2b888a64 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     metric::tests::test_rmse
[INFO] [stdout]     objective::tests::test_squared_loss
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 17 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "5eb611e006196064e8a853375d2e7cd836fcb1f49e856b5d6e61cb7de5f6e5c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eb611e006196064e8a853375d2e7cd836fcb1f49e856b5d6e61cb7de5f6e5c1", kill_on_drop: false }`
[INFO] [stdout] 5eb611e006196064e8a853375d2e7cd836fcb1f49e856b5d6e61cb7de5f6e5c1
