[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 try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuzuhara%2Flightgbm-prs-by-ai" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-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-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yuzuhara/lightgbm-prs-by-ai on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing yuzuhara/lightgbm-prs-by-ai against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuzuhara%2Flightgbm-prs-by-ai" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-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-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yuzuhara/lightgbm-prs-by-ai on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.17
[INFO] [stderr]   Downloaded is-terminal v0.4.15
[INFO] [stderr]   Downloaded serde v1.0.218
[INFO] [stderr]   Downloaded clap v4.5.30
[INFO] [stderr]   Downloaded serde_derive v1.0.218
[INFO] [stderr]   Downloaded serde_json v1.0.139
[INFO] [stderr]   Downloaded clap_builder v4.5.30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59a360c32725e0fc68276e420ea1bc0691603ffc3ee5f8231c1b61fcc36fe426
[INFO] running `Command { std: "docker" "start" "-a" "59a360c32725e0fc68276e420ea1bc0691603ffc3ee5f8231c1b61fcc36fe426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59a360c32725e0fc68276e420ea1bc0691603ffc3ee5f8231c1b61fcc36fe426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59a360c32725e0fc68276e420ea1bc0691603ffc3ee5f8231c1b61fcc36fe426", kill_on_drop: false }`
[INFO] [stdout] 59a360c32725e0fc68276e420ea1bc0691603ffc3ee5f8231c1b61fcc36fe426
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9c6afd9af2ef372c4ef2b1a5e61560a5cfba892569215c63cb7f91874362580
[INFO] running `Command { std: "docker" "start" "-a" "b9c6afd9af2ef372c4ef2b1a5e61560a5cfba892569215c63cb7f91874362580", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[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 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)]` (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 7.50s
[INFO] running `Command { std: "docker" "inspect" "b9c6afd9af2ef372c4ef2b1a5e61560a5cfba892569215c63cb7f91874362580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9c6afd9af2ef372c4ef2b1a5e61560a5cfba892569215c63cb7f91874362580", kill_on_drop: false }`
[INFO] [stdout] b9c6afd9af2ef372c4ef2b1a5e61560a5cfba892569215c63cb7f91874362580
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 946581e970040ba51f0513b8b207c85193f604ac230f5707020505ac0b991311
[INFO] running `Command { std: "docker" "start" "-a" "946581e970040ba51f0513b8b207c85193f604ac230f5707020505ac0b991311", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]    Compiling serde_json v1.0.139
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling ryu v1.0.19
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling clap_builder v4.5.30
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling is-terminal v0.4.15
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling clap v4.5.30
[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 21.60s
[INFO] running `Command { std: "docker" "inspect" "946581e970040ba51f0513b8b207c85193f604ac230f5707020505ac0b991311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "946581e970040ba51f0513b8b207c85193f604ac230f5707020505ac0b991311", kill_on_drop: false }`
[INFO] [stdout] 946581e970040ba51f0513b8b207c85193f604ac230f5707020505ac0b991311
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 92461bee379343cb67c6e46d4f896a91b302944926e429b11b2a913d79c67244
[INFO] running `Command { std: "docker" "start" "-a" "92461bee379343cb67c6e46d4f896a91b302944926e429b11b2a913d79c67244", 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 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/purerust_lightgbm-c5460eb630b08d9d)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test booster::tests::test_booster_creation ... ok
[INFO] [stdout] test booster::tests::test_training_iteration ... ok
[INFO] [stdout] test config::tests::test_invalid_params ... 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 dataset::tests::test_dataset_weights ... ok
[INFO] [stdout] test metric::tests::test_binary_logloss ... ok
[INFO] [stdout] test metric::tests::test_mae ... ok
[INFO] [stdout] test metric::tests::test_multi_logloss ... ok
[INFO] [stdout] test dataset::tests::test_dataset_creation ... 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 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' (31) 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:     0x654261c400ca - std[e72de78501789eb0]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x654261c400ca - std[e72de78501789eb0]::backtrace_rs::backtrace::trace_unsynchronized::<std[e72de78501789eb0]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x654261c400ca - std[e72de78501789eb0]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x654261c400ca - <<std[e72de78501789eb0]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6aaeda2c7ad07a48]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x654261c5426a - <core[6aaeda2c7ad07a48]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x654261c5426a - core[6aaeda2c7ad07a48]::fmt::write
[INFO] [stdout]    6:     0x654261c44a02 - std[e72de78501789eb0]::io::default_write_fmt::<alloc[28d2dab30c1dc666]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x654261c44a02 - <alloc[28d2dab30c1dc666]::vec::Vec<u8> as std[e72de78501789eb0]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x654261c1f2ef - <std[e72de78501789eb0]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x654261c1f2ef - std[e72de78501789eb0]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x654261c38689 - std[e72de78501789eb0]::panicking::default_hook
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x654261bd086c - <alloc[28d2dab30c1dc666]::boxed::Box<dyn for<'a, 'b> core[6aaeda2c7ad07a48]::ops::function::Fn<(&'a std[e72de78501789eb0]::panic::PanicHookInfo<'b>,), Output = ()> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::marker::Send> as core[6aaeda2c7ad07a48]::ops::function::Fn<(&std[e72de78501789eb0]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x654261bd086c - test[4f12b380f1fb68c5]::test_main_with_exit_callback::<test[4f12b380f1fb68c5]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x654261c38842 - <alloc[28d2dab30c1dc666]::boxed::Box<dyn for<'a, 'b> core[6aaeda2c7ad07a48]::ops::function::Fn<(&'a std[e72de78501789eb0]::panic::PanicHookInfo<'b>,), Output = ()> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::marker::Send> as core[6aaeda2c7ad07a48]::ops::function::Fn<(&std[e72de78501789eb0]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x654261c38842 - std[e72de78501789eb0]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x654261c1f3a8 - std[e72de78501789eb0]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x654261c16d19 - std[e72de78501789eb0]::sys::backtrace::__rust_end_short_backtrace::<std[e72de78501789eb0]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x654261c200bd - __rustc[78a4cf188af856fc]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x654261c549bc - core[6aaeda2c7ad07a48]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x654261ba6553 - purerust_lightgbm[d99803fb1e5349bc]::objective::tests::test_squared_loss
[INFO] [stdout]                                at /opt/rustwide/workdir/src/objective.rs:213:9
[INFO] [stdout]   20:     0x654261ba3087 - purerust_lightgbm[d99803fb1e5349bc]::objective::tests::test_squared_loss::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/objective.rs:201:27
[INFO] [stdout]   21:     0x654261bc4706 - <purerust_lightgbm[d99803fb1e5349bc]::objective::tests::test_squared_loss::{closure#0} as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x654261bc494b - <fn() -> core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x654261bc494b - test[4f12b380f1fb68c5]::__rust_begin_short_backtrace::<core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>, fn() -> core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:663:18
[INFO] [stdout]   24:     0x654261bd133b - test[4f12b380f1fb68c5]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:686:74
[INFO] [stdout]   25:     0x654261bd133b - <core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<test[4f12b380f1fb68c5]::run_test_in_process::{closure#0}> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   26:     0x654261bd133b - std[e72de78501789eb0]::panicking::catch_unwind::do_call::<core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<test[4f12b380f1fb68c5]::run_test_in_process::{closure#0}>, core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x654261bd133b - std[e72de78501789eb0]::panicking::catch_unwind::<core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>, core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<test[4f12b380f1fb68c5]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x654261bd133b - std[e72de78501789eb0]::panic::catch_unwind::<core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<test[4f12b380f1fb68c5]::run_test_in_process::{closure#0}>, core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x654261bd133b - test[4f12b380f1fb68c5]::run_test_in_process
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:686:27
[INFO] [stdout]   30:     0x654261bd133b - test[4f12b380f1fb68c5]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:607:43
[INFO] [stdout]   31:     0x654261bcca54 - test[4f12b380f1fb68c5]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:637:41
[INFO] [stdout]   32:     0x654261bcca54 - std[e72de78501789eb0]::sys::backtrace::__rust_begin_short_backtrace::<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   33:     0x654261bd3f42 - std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked::<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   34:     0x654261bd3f42 - <core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   35:     0x654261bd3f42 - std[e72de78501789eb0]::panicking::catch_unwind::do_call::<core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40
[INFO] [stdout]   36:     0x654261bd3f42 - std[e72de78501789eb0]::panicking::catch_unwind::<(), core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19
[INFO] [stdout]   37:     0x654261bd3f42 - std[e72de78501789eb0]::panic::catch_unwind::<core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x654261bd3f42 - std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked::<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   39:     0x654261bd3f42 - <std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1} as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x654261c3f9df - <alloc[28d2dab30c1dc666]::boxed::Box<dyn core[6aaeda2c7ad07a48]::ops::function::FnOnce<(), Output = ()> + core[6aaeda2c7ad07a48]::marker::Send> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   41:     0x654261c3f9df - <std[e72de78501789eb0]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   42:     0x757ebe2e7aa4 - <unknown>
[INFO] [stdout]   43:     0x757ebe374a64 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- metric::tests::test_rmse stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'metric::tests::test_rmse' (28) 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:     0x654261c400ca - std[e72de78501789eb0]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x654261c400ca - std[e72de78501789eb0]::backtrace_rs::backtrace::trace_unsynchronized::<std[e72de78501789eb0]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x654261c400ca - std[e72de78501789eb0]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x654261c400ca - <<std[e72de78501789eb0]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6aaeda2c7ad07a48]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x654261c5426a - <core[6aaeda2c7ad07a48]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x654261c5426a - core[6aaeda2c7ad07a48]::fmt::write
[INFO] [stdout]    6:     0x654261c44a02 - std[e72de78501789eb0]::io::default_write_fmt::<alloc[28d2dab30c1dc666]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x654261c44a02 - <alloc[28d2dab30c1dc666]::vec::Vec<u8> as std[e72de78501789eb0]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x654261c1f2ef - <std[e72de78501789eb0]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x654261c1f2ef - std[e72de78501789eb0]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x654261c38689 - std[e72de78501789eb0]::panicking::default_hook
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x654261bd086c - <alloc[28d2dab30c1dc666]::boxed::Box<dyn for<'a, 'b> core[6aaeda2c7ad07a48]::ops::function::Fn<(&'a std[e72de78501789eb0]::panic::PanicHookInfo<'b>,), Output = ()> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::marker::Send> as core[6aaeda2c7ad07a48]::ops::function::Fn<(&std[e72de78501789eb0]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x654261bd086c - test[4f12b380f1fb68c5]::test_main_with_exit_callback::<test[4f12b380f1fb68c5]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x654261c38842 - <alloc[28d2dab30c1dc666]::boxed::Box<dyn for<'a, 'b> core[6aaeda2c7ad07a48]::ops::function::Fn<(&'a std[e72de78501789eb0]::panic::PanicHookInfo<'b>,), Output = ()> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::marker::Send> as core[6aaeda2c7ad07a48]::ops::function::Fn<(&std[e72de78501789eb0]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x654261c38842 - std[e72de78501789eb0]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x654261c1f3a8 - std[e72de78501789eb0]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x654261c16d19 - std[e72de78501789eb0]::sys::backtrace::__rust_end_short_backtrace::<std[e72de78501789eb0]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x654261c200bd - __rustc[78a4cf188af856fc]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x654261c549bc - core[6aaeda2c7ad07a48]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x654261b94c08 - purerust_lightgbm[d99803fb1e5349bc]::metric::tests::test_rmse
[INFO] [stdout]                                at /opt/rustwide/workdir/src/metric.rs:194:9
[INFO] [stdout]   20:     0x654261b931e7 - purerust_lightgbm[d99803fb1e5349bc]::metric::tests::test_rmse::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/metric.rs:189:19
[INFO] [stdout]   21:     0x654261bc4586 - <purerust_lightgbm[d99803fb1e5349bc]::metric::tests::test_rmse::{closure#0} as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x654261bc494b - <fn() -> core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x654261bc494b - test[4f12b380f1fb68c5]::__rust_begin_short_backtrace::<core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>, fn() -> core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:663:18
[INFO] [stdout]   24:     0x654261bd133b - test[4f12b380f1fb68c5]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:686:74
[INFO] [stdout]   25:     0x654261bd133b - <core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<test[4f12b380f1fb68c5]::run_test_in_process::{closure#0}> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   26:     0x654261bd133b - std[e72de78501789eb0]::panicking::catch_unwind::do_call::<core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<test[4f12b380f1fb68c5]::run_test_in_process::{closure#0}>, core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x654261bd133b - std[e72de78501789eb0]::panicking::catch_unwind::<core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>, core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<test[4f12b380f1fb68c5]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x654261bd133b - std[e72de78501789eb0]::panic::catch_unwind::<core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<test[4f12b380f1fb68c5]::run_test_in_process::{closure#0}>, core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x654261bd133b - test[4f12b380f1fb68c5]::run_test_in_process
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:686:27
[INFO] [stdout]   30:     0x654261bd133b - test[4f12b380f1fb68c5]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:607:43
[INFO] [stdout]   31:     0x654261bcca54 - test[4f12b380f1fb68c5]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:637:41
[INFO] [stdout]   32:     0x654261bcca54 - std[e72de78501789eb0]::sys::backtrace::__rust_begin_short_backtrace::<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   33:     0x654261bd3f42 - std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked::<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   34:     0x654261bd3f42 - <core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   35:     0x654261bd3f42 - std[e72de78501789eb0]::panicking::catch_unwind::do_call::<core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40
[INFO] [stdout]   36:     0x654261bd3f42 - std[e72de78501789eb0]::panicking::catch_unwind::<(), core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19
[INFO] [stdout]   37:     0x654261bd3f42 - std[e72de78501789eb0]::panic::catch_unwind::<core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x654261bd3f42 - std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked::<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   39:     0x654261bd3f42 - <std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1} as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x654261c3f9df - <alloc[28d2dab30c1dc666]::boxed::Box<dyn core[6aaeda2c7ad07a48]::ops::function::FnOnce<(), Output = ()> + core[6aaeda2c7ad07a48]::marker::Send> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   41:     0x654261c3f9df - <std[e72de78501789eb0]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   42:     0x757ebe2e7aa4 - <unknown>
[INFO] [stdout]   43:     0x757ebe374a64 - 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 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "92461bee379343cb67c6e46d4f896a91b302944926e429b11b2a913d79c67244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92461bee379343cb67c6e46d4f896a91b302944926e429b11b2a913d79c67244", kill_on_drop: false }`
[INFO] [stdout] 92461bee379343cb67c6e46d4f896a91b302944926e429b11b2a913d79c67244