[INFO] cloning repository https://github.com/jwhogg/why-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jwhogg/why-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwhogg%2Fwhy-rs", kill_on_drop: false }`
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[INFO] checking jwhogg/why-rs against master#568b11762723b001bfa693d0f21c5dad01d4e813 for pr-149518
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwhogg%2Fwhy-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/jwhogg/why-rs
[INFO] finished tweaking git repo https://github.com/jwhogg/why-rs
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[INFO] crate git repo https://github.com/jwhogg/why-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" "+568b11762723b001bfa693d0f21c5dad01d4e813" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `dot_parser::*`
[INFO] [stdout]  --> src/dag.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use dot_parser::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars::prelude::DataFrame`
[INFO] [stdout]   --> src/dag.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use polars::prelude::DataFrame;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars::prelude::GroupByMethod::Var`
[INFO] [stdout]   --> src/dag.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use polars::prelude::GroupByMethod::Var;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/fcm.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `petgraph::algo::toposort`
[INFO] [stdout]  --> src/fcm.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use petgraph::algo::toposort;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VecDeque`
[INFO] [stdout]  --> src/pc.rs:3:42
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::{HashMap, HashSet, VecDeque};
[INFO] [stdout]   |                                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f64::consts::SQRT_2`
[INFO] [stdout]  --> src/pc.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::f64::consts::SQRT_2;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `petgraph::visit::EdgeRef`
[INFO] [stdout]  --> src/pc.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use petgraph::visit::EdgeRef;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dot_parser::*`
[INFO] [stdout]  --> src/dag.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use dot_parser::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars::prelude::DataFrame`
[INFO] [stdout]   --> src/dag.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use polars::prelude::DataFrame;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars::prelude::GroupByMethod::Var`
[INFO] [stdout]   --> src/dag.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use polars::prelude::GroupByMethod::Var;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/fcm.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `petgraph::algo::toposort`
[INFO] [stdout]  --> src/fcm.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use petgraph::algo::toposort;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VecDeque`
[INFO] [stdout]  --> src/pc.rs:3:42
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::{HashMap, HashSet, VecDeque};
[INFO] [stdout]   |                                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f64::consts::SQRT_2`
[INFO] [stdout]  --> src/pc.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::f64::consts::SQRT_2;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `petgraph::visit::EdgeRef`
[INFO] [stdout]  --> src/pc.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use petgraph::visit::EdgeRef;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]   --> src/pc.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PC {
[INFO] [stdout]    |            -- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     data: DataFrame,
[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 `data` is never read
[INFO] [stdout]   --> src/pc.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PC {
[INFO] [stdout]    |            -- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     data: DataFrame,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> examples/linear_regression.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `why_rs::pc::PC`
[INFO] [stdout]  --> examples/intervention.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use why_rs::pc::PC;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars::prelude`
[INFO] [stdout]  --> examples/intervention.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use polars::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `why_rs::dag::Value`
[INFO] [stdout]  --> examples/simple.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use why_rs::dag::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> examples/simple.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut model = FCM::new()
[INFO] [stdout]   |         ----^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars::prelude`
[INFO] [stdout]  --> examples/pc_test.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use polars::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Variable`
[INFO] [stdout]  --> examples/fcm_test.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use why_rs::dag::{Value, Variable, DAG};
[INFO] [stdout]   |                          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "27c57f1496742f6dfd3d2477a158d888cb7b38e964f21061b1b55676590009d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27c57f1496742f6dfd3d2477a158d888cb7b38e964f21061b1b55676590009d0", kill_on_drop: false }`
[INFO] [stdout] 27c57f1496742f6dfd3d2477a158d888cb7b38e964f21061b1b55676590009d0