[INFO] fetching crate pleiades 0.0.0...
[INFO] testing pleiades-0.0.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate pleiades 0.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate pleiades 0.0.0
[INFO] finished tweaking crates.io crate pleiades 0.0.0
[INFO] tweaked toml for crates.io crate pleiades 0.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pleiades 0.0.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pleiades 0.0.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89b5bdb08271f5c6c0972488ff77f95de854253b045237a77759ed9c98b2a07b
[INFO] running `Command { std: "docker" "start" "-a" "89b5bdb08271f5c6c0972488ff77f95de854253b045237a77759ed9c98b2a07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89b5bdb08271f5c6c0972488ff77f95de854253b045237a77759ed9c98b2a07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89b5bdb08271f5c6c0972488ff77f95de854253b045237a77759ed9c98b2a07b", kill_on_drop: false }`
[INFO] [stdout] 89b5bdb08271f5c6c0972488ff77f95de854253b045237a77759ed9c98b2a07b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 968f88dd5b26a0fff0ca08e6b3f42d49c0f217bc399e0d376abd07daf6affe8d
[INFO] running `Command { std: "docker" "start" "-a" "968f88dd5b26a0fff0ca08e6b3f42d49c0f217bc399e0d376abd07daf6affe8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling simd-adler32 v0.3.5
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling fdeflate v0.3.0
[INFO] [stderr]    Compiling libloading v0.8.0
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling yeslogic-fontconfig-sys v3.2.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling flate2 v1.0.26
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling plotters-backend v0.3.5
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling weezl v0.1.7
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling font-kit v0.11.0
[INFO] [stderr]    Compiling jpeg-decoder v0.3.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling png v0.17.9
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling const-cstr v0.3.0
[INFO] [stderr]    Compiling bytemuck v1.13.1
[INFO] [stderr]    Compiling freetype v0.7.0
[INFO] [stderr]    Compiling gif v0.12.0
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling float-ord v0.2.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.57
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling image v0.24.6
[INFO] [stderr]    Compiling chrono v0.4.26
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling ttf-parser v0.17.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling pest v2.7.1
[INFO] [stderr]    Compiling plotters-bitmap v0.3.3
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling pathfinder_simd v0.5.1
[INFO] [stderr]    Compiling pathfinder_geometry v0.5.1
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling pleiades v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `x_label`
[INFO] [stdout]   --> src/linear_regression.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         x_label: &str,
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_x_label`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y_label`
[INFO] [stdout]   --> src/linear_regression.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |         y_label: &str,
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_y_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/linear_regression.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub(crate) struct LinearRegression{
[INFO] [stdout]    |                   ---------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     residuals:f64,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 28 |     p_values_and_significance:f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 29 |     confidence_intervals:f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 30 |     predictions:f64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 31 |     multicollinearity:f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 32 |     outliers:f64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 33 |     homoscedasticity:f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LinearRegression` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `r_squared` is never used
[INFO] [stdout]    --> src/linear_regression.rs:134:19
[INFO] [stdout]     |
[INFO] [stdout]  35 | impl LinearRegression {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 134 |     pub(crate) fn r_squared(&self) -> f64 {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.15s
[INFO] running `Command { std: "docker" "inspect" "968f88dd5b26a0fff0ca08e6b3f42d49c0f217bc399e0d376abd07daf6affe8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "968f88dd5b26a0fff0ca08e6b3f42d49c0f217bc399e0d376abd07daf6affe8d", kill_on_drop: false }`
[INFO] [stdout] 968f88dd5b26a0fff0ca08e6b3f42d49c0f217bc399e0d376abd07daf6affe8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e53d5336acef92c4e1d84d53f2c6ccfb8e9a385eb6e6a73212a5c0f5205bcc6a
[INFO] running `Command { std: "docker" "start" "-a" "e53d5336acef92c4e1d84d53f2c6ccfb8e9a385eb6e6a73212a5c0f5205bcc6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling pleiades v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `x_label`
[INFO] [stdout]   --> src/linear_regression.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         x_label: &str,
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_x_label`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y_label`
[INFO] [stdout]   --> src/linear_regression.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |         y_label: &str,
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_y_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/linear_regression.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub(crate) struct LinearRegression{
[INFO] [stdout]    |                   ---------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     residuals:f64,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 28 |     p_values_and_significance:f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 29 |     confidence_intervals:f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 30 |     predictions:f64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 31 |     multicollinearity:f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 32 |     outliers:f64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 33 |     homoscedasticity:f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LinearRegression` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `r_squared` is never used
[INFO] [stdout]    --> src/linear_regression.rs:134:19
[INFO] [stdout]     |
[INFO] [stdout]  35 | impl LinearRegression {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 134 |     pub(crate) fn r_squared(&self) -> f64 {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "e53d5336acef92c4e1d84d53f2c6ccfb8e9a385eb6e6a73212a5c0f5205bcc6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e53d5336acef92c4e1d84d53f2c6ccfb8e9a385eb6e6a73212a5c0f5205bcc6a", kill_on_drop: false }`
[INFO] [stdout] e53d5336acef92c4e1d84d53f2c6ccfb8e9a385eb6e6a73212a5c0f5205bcc6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf64d5d4cbe0c7028ea6b85c323937ac6133f5831701ef60c34bca5ac309e961
[INFO] running `Command { std: "docker" "start" "-a" "cf64d5d4cbe0c7028ea6b85c323937ac6133f5831701ef60c34bca5ac309e961", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `x_label`
[INFO] [stderr]   --> src/linear_regression.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 |         x_label: &str,
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_x_label`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y_label`
[INFO] [stderr]   --> src/linear_regression.rs:82:9
[INFO] [stderr]    |
[INFO] [stderr] 82 |         y_label: &str,
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_y_label`
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/linear_regression.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub(crate) struct LinearRegression{
[INFO] [stderr]    |                   ---------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 27 |     residuals:f64,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 28 |     p_values_and_significance:f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 29 |     confidence_intervals:f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 30 |     predictions:f64,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 31 |     multicollinearity:f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 32 |     outliers:f64,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 33 |     homoscedasticity:f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `LinearRegression` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `r_squared` is never used
[INFO] [stderr]    --> src/linear_regression.rs:134:19
[INFO] [stderr]     |
[INFO] [stderr]  35 | impl LinearRegression {
[INFO] [stderr]     | --------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 134 |     pub(crate) fn r_squared(&self) -> f64 {
[INFO] [stdout] 
[INFO] [stderr]     |                   ^^^^^^^^^
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: `pleiades` (bin "pleiades" test) generated 4 warnings (run `cargo fix --bin "pleiades" -p pleiades --tests` to apply 2 suggestions)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/pleiades-7f506d09d63f9d1d)
[INFO] running `Command { std: "docker" "inspect" "cf64d5d4cbe0c7028ea6b85c323937ac6133f5831701ef60c34bca5ac309e961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf64d5d4cbe0c7028ea6b85c323937ac6133f5831701ef60c34bca5ac309e961", kill_on_drop: false }`
[INFO] [stdout] cf64d5d4cbe0c7028ea6b85c323937ac6133f5831701ef60c34bca5ac309e961
