[INFO] fetching crate pleiades 0.0.0...
[INFO] testing pleiades-0.0.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate pleiades 0.0.0 into /workspace/builds/worker-6-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pleiades 0.0.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 644dd500bb8acb123ff365906329aefb3d72812aa75b5bcdf7dac5e47ed09740
[INFO] running `Command { std: "docker" "start" "-a" "644dd500bb8acb123ff365906329aefb3d72812aa75b5bcdf7dac5e47ed09740", kill_on_drop: false }`
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[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 36.28s
[INFO] running `Command { std: "docker" "inspect" "644dd500bb8acb123ff365906329aefb3d72812aa75b5bcdf7dac5e47ed09740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "644dd500bb8acb123ff365906329aefb3d72812aa75b5bcdf7dac5e47ed09740", kill_on_drop: false }`
[INFO] [stdout] 644dd500bb8acb123ff365906329aefb3d72812aa75b5bcdf7dac5e47ed09740
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63c8a3bc28eae69ce6420f14356936ce64b1d23f890ca003c3a3f900c44134f4
[INFO] running `Command { std: "docker" "start" "-a" "63c8a3bc28eae69ce6420f14356936ce64b1d23f890ca003c3a3f900c44134f4", 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 0.62s
[INFO] running `Command { std: "docker" "inspect" "63c8a3bc28eae69ce6420f14356936ce64b1d23f890ca003c3a3f900c44134f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63c8a3bc28eae69ce6420f14356936ce64b1d23f890ca003c3a3f900c44134f4", kill_on_drop: false }`
[INFO] [stdout] 63c8a3bc28eae69ce6420f14356936ce64b1d23f890ca003c3a3f900c44134f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d9bfd1ebf403309ffe5d950a388d33642229b6bc447a994bf5ab0c182fa8d80f
[INFO] running `Command { std: "docker" "start" "-a" "d9bfd1ebf403309ffe5d950a388d33642229b6bc447a994bf5ab0c182fa8d80f", 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] [stderr]     |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `pleiades` (bin "pleiades" test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/pleiades-a00765cef400676e)
[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] running `Command { std: "docker" "inspect" "d9bfd1ebf403309ffe5d950a388d33642229b6bc447a994bf5ab0c182fa8d80f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9bfd1ebf403309ffe5d950a388d33642229b6bc447a994bf5ab0c182fa8d80f", kill_on_drop: false }`
[INFO] [stdout] d9bfd1ebf403309ffe5d950a388d33642229b6bc447a994bf5ab0c182fa8d80f
