[INFO] cloning repository https://github.com/Guap-Codes/gbrt-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Guap-Codes/gbrt-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuap-Codes%2Fgbrt-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuap-Codes%2Fgbrt-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e0c0b383a247f5657c0f3046515a638d09a3fe4
[INFO] testing Guap-Codes/gbrt-rs against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuap-Codes%2Fgbrt-rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Guap-Codes/gbrt-rs
[INFO] finished tweaking git repo https://github.com/Guap-Codes/gbrt-rs
[INFO] tweaked toml for git repo https://github.com/Guap-Codes/gbrt-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Guap-Codes/gbrt-rs on toolchain beta-2026-03-05
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[INFO] crate git repo https://github.com/Guap-Codes/gbrt-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 1f45b75161372071f6c3b810330fa09c80ef3cb0c5bf191a1f3d0332e801e0ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69a62d0ae9d087e3cc32962baf1bf0a74197f442351cb3271ee1d669333b8cea
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[INFO] [stdout] 69a62d0ae9d087e3cc32962baf1bf0a74197f442351cb3271ee1d669333b8cea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0bdb52659627420b086349e900054f5da75ec4472dce20505840b8e41ae08b6d
[INFO] running `Command { std: "docker" "start" "-a" "0bdb52659627420b086349e900054f5da75ec4472dce20505840b8e41ae08b6d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gbrt_rs-afe1b8acddb915df)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/gbrt_rs-95ab4f017433e00d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gbrt_rs
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/data/preprocessing.rs - data::preprocessing::MinMaxScaler (line 227) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 55) ... FAILED
[INFO] [stdout] test src/data/preprocessing.rs - data::preprocessing::StandardScaler (line 103) ... FAILED
[INFO] [stdout] test src/lib.rs - GBRTModel (line 222) ... ok
[INFO] [stdout] test src/lib.rs - (line 33) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/data/preprocessing.rs - data::preprocessing::MinMaxScaler (line 227) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `z` in this scope
[INFO] [stdout]    --> src/data/preprocessing.rs:228:1
[INFO] [stdout]     |
[INFO] [stdout] 228 | z = (x - x_min) / (x_max - x_min) * (max_range - min_range) + min_range
[INFO] [stdout]     | ^
[INFO] [stdout]     |
[INFO] [stdout] help: you might have meant to introduce a new binding
[INFO] [stdout]     |
[INFO] [stdout] 228 | let z = (x - x_min) / (x_max - x_min) * (max_range - min_range) + min_range
[INFO] [stdout]     | +++
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `x` in this scope
[INFO] [stdout]    --> src/data/preprocessing.rs:228:6
[INFO] [stdout]     |
[INFO] [stdout] 228 | z = (x - x_min) / (x_max - x_min) * (max_range - min_range) + min_range
[INFO] [stdout]     |      ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `x_min` in this scope
[INFO] [stdout]    --> src/data/preprocessing.rs:228:10
[INFO] [stdout]     |
[INFO] [stdout] 228 | z = (x - x_min) / (x_max - x_min) * (max_range - min_range) + min_range
[INFO] [stdout]     |          ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `x_max` in this scope
[INFO] [stdout]    --> src/data/preprocessing.rs:228:20
[INFO] [stdout]     |
[INFO] [stdout] 228 | z = (x - x_min) / (x_max - x_min) * (max_range - min_range) + min_range
[INFO] [stdout]     |                    ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `x_min` in this scope
[INFO] [stdout]    --> src/data/preprocessing.rs:228:28
[INFO] [stdout]     |
[INFO] [stdout] 228 | z = (x - x_min) / (x_max - x_min) * (max_range - min_range) + min_range
[INFO] [stdout]     |                            ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `max_range` in this scope
[INFO] [stdout]    --> src/data/preprocessing.rs:228:38
[INFO] [stdout]     |
[INFO] [stdout] 228 | z = (x - x_min) / (x_max - x_min) * (max_range - min_range) + min_range
[INFO] [stdout]     |                                      ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `min_range` in this scope
[INFO] [stdout]    --> src/data/preprocessing.rs:228:50
[INFO] [stdout]     |
[INFO] [stdout] 228 | z = (x - x_min) / (x_max - x_min) * (max_range - min_range) + min_range
[INFO] [stdout]     |                                                  ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `min_range` in this scope
[INFO] [stdout]    --> src/data/preprocessing.rs:228:63
[INFO] [stdout]     |
[INFO] [stdout] 228 | z = (x - x_min) / (x_max - x_min) * (max_range - min_range) + min_range
[INFO] [stdout]     |                                                               ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 55) stdout ----
[INFO] [stdout] error[E0432]: unresolved imports `gbrt_rs::GBRTConfig`, `gbrt_rs::LossFunction`
[INFO] [stdout]   --> src/lib.rs:58:37
[INFO] [stdout]    |
[INFO] [stdout] 58 |     GBRTModel, Dataset, DataLoader, GBRTConfig,
[INFO] [stdout]    |                                     ^^^^^^^^^^ no `GBRTConfig` in the root
[INFO] [stdout] 59 |     LossFunction, ObjectiveType
[INFO] [stdout]    |     ^^^^^^^^^^^^ no `LossFunction` in the root
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/data/preprocessing.rs - data::preprocessing::StandardScaler (line 103) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `z` in this scope
[INFO] [stdout]    --> src/data/preprocessing.rs:104:1
[INFO] [stdout]     |
[INFO] [stdout] 104 | z = (x - μ) / σ
[INFO] [stdout]     | ^
[INFO] [stdout]     |
[INFO] [stdout] help: you might have meant to introduce a new binding
[INFO] [stdout]     |
[INFO] [stdout] 104 | let z = (x - μ) / σ
[INFO] [stdout]     | +++
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `x` in this scope
[INFO] [stdout]    --> src/data/preprocessing.rs:104:6
[INFO] [stdout]     |
[INFO] [stdout] 104 | z = (x - μ) / σ
[INFO] [stdout]     |      ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `μ` in this scope
[INFO] [stdout]    --> src/data/preprocessing.rs:104:10
[INFO] [stdout]     |
[INFO] [stdout] 104 | z = (x - μ) / σ
[INFO] [stdout]     |          ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `σ` in this scope
[INFO] [stdout]    --> src/data/preprocessing.rs:104:15
[INFO] [stdout]     |
[INFO] [stdout] 104 | z = (x - μ) / σ
[INFO] [stdout]     |               ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 33) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (102) panicked at src/lib.rs:22:35:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: IoError(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ee5d464b69a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ee5d464b69a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::trace_unsynchronized::<std[b80a194dd3c418bb]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ee5d464b69a - std[b80a194dd3c418bb]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5ee5d464b69a - <<std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[10b6fa85044e1869]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5ee5d465f19a - <core[10b6fa85044e1869]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5ee5d465f19a - core[10b6fa85044e1869]::fmt::write
[INFO] [stdout]    6:     0x5ee5d464f952 - std[b80a194dd3c418bb]::io::default_write_fmt::<std[b80a194dd3c418bb]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5ee5d464f952 - <std[b80a194dd3c418bb]::sys::stdio::unix::Stderr as std[b80a194dd3c418bb]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5ee5d4636a3f - <std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5ee5d4636a3f - std[b80a194dd3c418bb]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5ee5d4647241 - std[b80a194dd3c418bb]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x5ee5d46473fb - std[b80a194dd3c418bb]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x5ee5d4636af8 - std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x5ee5d462e6f9 - std[b80a194dd3c418bb]::sys::backtrace::__rust_end_short_backtrace::<std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x5ee5d463745d - __rustc[9698a3e60dd14283]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x5ee5d465fa0c - core[10b6fa85044e1869]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5ee5d465f782 - core[10b6fa85044e1869]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x5ee5d453f7ab - rust_out::main::hbc8fb3ef9073494f
[INFO] [stdout]   18:     0x5ee5d453ed33 - core::ops::function::FnOnce::call_once::h8578f0c031e386ae
[INFO] [stdout]   19:     0x5ee5d453ed16 - std::sys::backtrace::__rust_begin_short_backtrace::hb54d2daf111ce867
[INFO] [stdout]   20:     0x5ee5d453ecf9 - std::rt::lang_start::{{closure}}::h94e8fd5c8cccecfa
[INFO] [stdout]   21:     0x5ee5d46469c4 - <&dyn core[10b6fa85044e1869]::ops::function::Fn<(), Output = i32> + core[10b6fa85044e1869]::panic::unwind_safe::RefUnwindSafe + core[10b6fa85044e1869]::marker::Sync as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   22:     0x5ee5d46469c4 - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<&dyn core[10b6fa85044e1869]::ops::function::Fn<(), Output = i32> + core[10b6fa85044e1869]::panic::unwind_safe::RefUnwindSafe + core[10b6fa85044e1869]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   23:     0x5ee5d46469c4 - std[b80a194dd3c418bb]::panicking::catch_unwind::<i32, &dyn core[10b6fa85044e1869]::ops::function::Fn<(), Output = i32> + core[10b6fa85044e1869]::panic::unwind_safe::RefUnwindSafe + core[10b6fa85044e1869]::marker::Sync>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   24:     0x5ee5d46469c4 - std[b80a194dd3c418bb]::panic::catch_unwind::<&dyn core[10b6fa85044e1869]::ops::function::Fn<(), Output = i32> + core[10b6fa85044e1869]::panic::unwind_safe::RefUnwindSafe + core[10b6fa85044e1869]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   25:     0x5ee5d46469c4 - std[b80a194dd3c418bb]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/rt.rs:175:24
[INFO] [stdout]   26:     0x5ee5d46469c4 - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<std[b80a194dd3c418bb]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x5ee5d46469c4 - std[b80a194dd3c418bb]::panicking::catch_unwind::<isize, std[b80a194dd3c418bb]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x5ee5d46469c4 - std[b80a194dd3c418bb]::panic::catch_unwind::<std[b80a194dd3c418bb]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x5ee5d46469c4 - std[b80a194dd3c418bb]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/rt.rs:171:5
[INFO] [stdout]   30:     0x5ee5d453ece1 - std::rt::lang_start::h7f170e4d70be7fa1
[INFO] [stdout]   31:     0x5ee5d453ff95 - main
[INFO] [stdout]   32:     0x7caa108a11ca - <unknown>
[INFO] [stdout]   33:     0x7caa108a128b - __libc_start_main
[INFO] [stdout]   34:     0x5ee5d453eb85 - _start
[INFO] [stdout]   35:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/data/preprocessing.rs - data::preprocessing::MinMaxScaler (line 227)
[INFO] [stdout]     src/data/preprocessing.rs - data::preprocessing::StandardScaler (line 103)
[INFO] [stdout]     src/lib.rs - (line 33)
[INFO] [stdout]     src/lib.rs - (line 55)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.20s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 2.48s; merged doctests compilation took 0.27s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "0bdb52659627420b086349e900054f5da75ec4472dce20505840b8e41ae08b6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bdb52659627420b086349e900054f5da75ec4472dce20505840b8e41ae08b6d", kill_on_drop: false }`
[INFO] [stdout] 0bdb52659627420b086349e900054f5da75ec4472dce20505840b8e41ae08b6d
