[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 }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad6d92ac4b1781f85f5c630558525217758c4601
[INFO] testing yuzuhara/lightgbm-prs-by-ai against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuzuhara%2Flightgbm-prs-by-ai" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/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-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yuzuhara/lightgbm-prs-by-ai on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded oorandom v11.1.4
[INFO] [stderr]   Downloaded clap_builder v4.5.30
[INFO] [stderr]   Downloaded clap v4.5.30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f97dd326b3df4a24942e8796159aba6660a9122068ca5c3a81c40dbe2d30e0a
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[INFO] running `Command { std: "docker" "inspect" "8f97dd326b3df4a24942e8796159aba6660a9122068ca5c3a81c40dbe2d30e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f97dd326b3df4a24942e8796159aba6660a9122068ca5c3a81c40dbe2d30e0a", kill_on_drop: false }`
[INFO] [stdout] 8f97dd326b3df4a24942e8796159aba6660a9122068ca5c3a81c40dbe2d30e0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46cc6bfdd31b581b6172c9802fd4539479c353aa8dab10cb19373ddf81cdc357
[INFO] running `Command { std: "docker" "start" "-a" "46cc6bfdd31b581b6172c9802fd4539479c353aa8dab10cb19373ddf81cdc357", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[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 thiserror 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)]` 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)]` 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 29.40s
[INFO] running `Command { std: "docker" "inspect" "46cc6bfdd31b581b6172c9802fd4539479c353aa8dab10cb19373ddf81cdc357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46cc6bfdd31b581b6172c9802fd4539479c353aa8dab10cb19373ddf81cdc357", kill_on_drop: false }`
[INFO] [stdout] 46cc6bfdd31b581b6172c9802fd4539479c353aa8dab10cb19373ddf81cdc357
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a7e915a74f6a9b3e4a04671a69c6431759e736327d4cfcf6e073910b5c8dbbe
[INFO] running `Command { std: "docker" "start" "-a" "2a7e915a74f6a9b3e4a04671a69c6431759e736327d4cfcf6e073910b5c8dbbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling serde_json v1.0.139
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling ryu v1.0.19
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling clap_builder v4.5.30
[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 rayon v1.10.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling is-terminal v0.4.15
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling clap v4.5.30
[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)]` 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)]` 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)]` 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)]` 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 1m 32s
[INFO] running `Command { std: "docker" "inspect" "2a7e915a74f6a9b3e4a04671a69c6431759e736327d4cfcf6e073910b5c8dbbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a7e915a74f6a9b3e4a04671a69c6431759e736327d4cfcf6e073910b5c8dbbe", kill_on_drop: false }`
[INFO] [stdout] 2a7e915a74f6a9b3e4a04671a69c6431759e736327d4cfcf6e073910b5c8dbbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 167091840f6f49ceaf63848cf0da132d9975737187b672d57a7555f8e7a3daef
[INFO] running `Command { std: "docker" "start" "-a" "167091840f6f49ceaf63848cf0da132d9975737187b672d57a7555f8e7a3daef", 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)]` 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)]` 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
[INFO] [stderr] warning: `purerust-lightgbm` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/purerust_lightgbm-cc4f5e49c67e24d8)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test booster::tests::test_training_iteration ... ok
[INFO] [stdout] test config::tests::test_default_params ... ok
[INFO] [stdout] test dataset::tests::test_categorical_features ... ok
[INFO] [stdout] test metric::tests::test_auc ... ok
[INFO] [stdout] test metric::tests::test_binary_logloss ... ok
[INFO] [stdout] test metric::tests::test_mae ... ok
[INFO] [stdout] test dataset::tests::test_dataset_weights ... 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 tests::test_basic_training ... ok
[INFO] [stdout] test tree::tests::test_node_splitting ... ok
[INFO] [stdout] test tree::tests::test_prediction ... ok
[INFO] [stdout] test booster::tests::test_booster_creation ... ok
[INFO] [stdout] test dataset::tests::test_dataset_creation ... ok
[INFO] [stdout] test config::tests::test_invalid_params ... ok
[INFO] [stdout] test tree::tests::test_tree_creation ... ok
[INFO] [stdout] test metric::tests::test_rmse ... FAILED
[INFO] [stdout] test objective::tests::test_squared_loss ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- metric::tests::test_rmse stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'metric::tests::test_rmse' 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:     0x5ecfa7a2f6d2 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ecfa7a2f6d2 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ecfa7a2f6d2 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5ecfa7a2f6d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5ecfa7a54c53 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5ecfa7a54c53 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5ecfa7a2c8b3 - std::io::default_write_fmt::hdb7615052be2ba4d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5ecfa7a2c8b3 - std::io::Write::write_fmt::he1bcd251ec6e4153
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5ecfa7a2f522 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5ecfa7a30c4c - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5ecfa7a30aa2 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5ecfa79f80a4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h178a5fcedee41e2f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5ecfa79f80a4 - test::test_main_with_exit_callback::{{closure}}::h951a41e0149d6d5d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5ecfa7a3172b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h13602080f5b63276
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5ecfa7a3172b - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5ecfa7a313fa - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5ecfa7a2fbd9 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x5ecfa7a3108d - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5ecfa7a533f0 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5ecfa79b5f06 - purerust_lightgbm::metric::tests::test_rmse::hc47e8c8eb0d8fd67
[INFO] [stdout]                                at /opt/rustwide/workdir/src/metric.rs:194:9
[INFO] [stdout]   20:     0x5ecfa79bac89 - purerust_lightgbm::metric::tests::test_rmse::{{closure}}::h7ce958c6502fc8ab
[INFO] [stdout]                                at /opt/rustwide/workdir/src/metric.rs:189:19
[INFO] [stdout]   21:     0x5ecfa79bac89 - core::ops::function::FnOnce::call_once::ha6d8e66a07775476
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x5ecfa79fd82b - core::ops::function::FnOnce::call_once::h2869fb5b0a2b0bdc
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5ecfa79fd82b - test::__rust_begin_short_backtrace::h7dd7142bd62fa711
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:648:18
[INFO] [stdout]   24:     0x5ecfa79fca1e - test::run_test_in_process::{{closure}}::h43a753f038d36b3f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:74
[INFO] [stdout]   25:     0x5ecfa79fca1e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0ca95dd3e12d1e16
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   26:     0x5ecfa79fca1e - std::panicking::catch_unwind::do_call::he308587d70ac34ba
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   27:     0x5ecfa79fca1e - std::panicking::catch_unwind::h30dcba31973e8fb0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   28:     0x5ecfa79fca1e - std::panic::catch_unwind::hfb68364e5621fbee
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x5ecfa79fca1e - test::run_test_in_process::hcdcc2977903b998a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:27
[INFO] [stdout]   30:     0x5ecfa79fca1e - test::run_test::{{closure}}::h544a6550958c5d14
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:592:43
[INFO] [stdout]   31:     0x5ecfa79c0594 - test::run_test::{{closure}}::hb172e48ebe2b92c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:622:41
[INFO] [stdout]   32:     0x5ecfa79c0594 - std::sys::backtrace::__rust_begin_short_backtrace::h7e79d8706638bea0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   33:     0x5ecfa79c3f6a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc4a275f1e71b8ab0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   34:     0x5ecfa79c3f6a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h01ed0d242df78cfd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   35:     0x5ecfa79c3f6a - std::panicking::catch_unwind::do_call::h052f373fb905fee0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   36:     0x5ecfa79c3f6a - std::panicking::catch_unwind::hb425d20c8ffb09c8
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   37:     0x5ecfa79c3f6a - std::panic::catch_unwind::ha0d5dfbf18fdeda5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x5ecfa79c3f6a - std::thread::Builder::spawn_unchecked_::{{closure}}::hbe79182bd37949c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   39:     0x5ecfa79c3f6a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc096c4a06972fde5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x5ecfa7a34687 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h47377e27fb938a26
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   41:     0x5ecfa7a34687 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h72f1fe5d095abf57
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   42:     0x5ecfa7a34687 - std::sys::pal::unix::thread::Thread::new::thread_start::h0a4d8e1b9c0d38cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   43:     0x719b44549aa4 - <unknown>
[INFO] [stdout]   44:     0x719b445d6a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- objective::tests::test_squared_loss stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'objective::tests::test_squared_loss' 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:     0x5ecfa7a2f6d2 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ecfa7a2f6d2 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ecfa7a2f6d2 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5ecfa7a2f6d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5ecfa7a54c53 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5ecfa7a54c53 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5ecfa7a2c8b3 - std::io::default_write_fmt::hdb7615052be2ba4d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5ecfa7a2c8b3 - std::io::Write::write_fmt::he1bcd251ec6e4153
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5ecfa7a2f522 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5ecfa7a30c4c - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5ecfa7a30aa2 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5ecfa79f80a4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h178a5fcedee41e2f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5ecfa79f80a4 - test::test_main_with_exit_callback::{{closure}}::h951a41e0149d6d5d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5ecfa7a3172b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h13602080f5b63276
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5ecfa7a3172b - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5ecfa7a313fa - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5ecfa7a2fbd9 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x5ecfa7a3108d - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5ecfa7a533f0 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5ecfa79b79e6 - purerust_lightgbm::objective::tests::test_squared_loss::h3d2aab71a2c677fc
[INFO] [stdout]   20:     0x5ecfa79bace9 - purerust_lightgbm::objective::tests::test_squared_loss::{{closure}}::heed67aad321ec956
[INFO] [stdout]                                at /opt/rustwide/workdir/src/objective.rs:201:27
[INFO] [stdout]   21:     0x5ecfa79bace9 - core::ops::function::FnOnce::call_once::hd25c8d41163625b5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x5ecfa79fd82b - core::ops::function::FnOnce::call_once::h2869fb5b0a2b0bdc
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5ecfa79fd82b - test::__rust_begin_short_backtrace::h7dd7142bd62fa711
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:648:18
[INFO] [stdout]   24:     0x5ecfa79fca1e - test::run_test_in_process::{{closure}}::h43a753f038d36b3f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:74
[INFO] [stdout]   25:     0x5ecfa79fca1e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0ca95dd3e12d1e16
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   26:     0x5ecfa79fca1e - std::panicking::catch_unwind::do_call::he308587d70ac34ba
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   27:     0x5ecfa79fca1e - std::panicking::catch_unwind::h30dcba31973e8fb0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   28:     0x5ecfa79fca1e - std::panic::catch_unwind::hfb68364e5621fbee
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x5ecfa79fca1e - test::run_test_in_process::hcdcc2977903b998a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:27
[INFO] [stdout]   30:     0x5ecfa79fca1e - test::run_test::{{closure}}::h544a6550958c5d14
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:592:43
[INFO] [stdout]   31:     0x5ecfa79c0594 - test::run_test::{{closure}}::hb172e48ebe2b92c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:622:41
[INFO] [stdout]   32:     0x5ecfa79c0594 - std::sys::backtrace::__rust_begin_short_backtrace::h7e79d8706638bea0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   33:     0x5ecfa79c3f6a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc4a275f1e71b8ab0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   34:     0x5ecfa79c3f6a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h01ed0d242df78cfd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   35:     0x5ecfa79c3f6a - std::panicking::catch_unwind::do_call::h052f373fb905fee0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   36:     0x5ecfa79c3f6a - std::panicking::catch_unwind::hb425d20c8ffb09c8
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   37:     0x5ecfa79c3f6a - std::panic::catch_unwind::ha0d5dfbf18fdeda5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x5ecfa79c3f6a - std::thread::Builder::spawn_unchecked_::{{closure}}::hbe79182bd37949c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   39:     0x5ecfa79c3f6a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc096c4a06972fde5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x5ecfa7a34687 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h47377e27fb938a26
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   41:     0x5ecfa7a34687 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h72f1fe5d095abf57
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   42:     0x5ecfa7a34687 - std::sys::pal::unix::thread::Thread::new::thread_start::h0a4d8e1b9c0d38cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   43:     0x719b44549aa4 - <unknown>
[INFO] [stdout]   44:     0x719b445d6a34 - clone
[INFO] [stdout]   45:                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 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "167091840f6f49ceaf63848cf0da132d9975737187b672d57a7555f8e7a3daef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "167091840f6f49ceaf63848cf0da132d9975737187b672d57a7555f8e7a3daef", kill_on_drop: false }`
[INFO] [stdout] 167091840f6f49ceaf63848cf0da132d9975737187b672d57a7555f8e7a3daef
