[INFO] cloning repository https://github.com/geosarr/econometrics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/geosarr/econometrics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeosarr%2Feconometrics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeosarr%2Feconometrics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 059efe23c0ded1da2f3ee609a07fb6cca4f89e8d
[INFO] checking geosarr/econometrics against try#3c75d5844aa65b4aa19243ac44ceda49fe4e61ca for pr-143545
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeosarr%2Feconometrics" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/geosarr/econometrics
[INFO] finished tweaking git repo https://github.com/geosarr/econometrics
[INFO] tweaked toml for git repo https://github.com/geosarr/econometrics written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/geosarr/econometrics on toolchain 3c75d5844aa65b4aa19243ac44ceda49fe4e61ca
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/geosarr/econometrics 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" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] baefda1fe2371bd3367f75d7eafe043d292ba06cb98f053e24643bab025fa43b
[INFO] running `Command { std: "docker" "start" "-a" "baefda1fe2371bd3367f75d7eafe043d292ba06cb98f053e24643bab025fa43b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baefda1fe2371bd3367f75d7eafe043d292ba06cb98f053e24643bab025fa43b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baefda1fe2371bd3367f75d7eafe043d292ba06cb98f053e24643bab025fa43b", kill_on_drop: false }`
[INFO] [stdout] baefda1fe2371bd3367f75d7eafe043d292ba06cb98f053e24643bab025fa43b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 426a5f0fe0db5e811cf1c28e308e4796f7a34e56f1db1fbb1a9a144efb17cd18
[INFO] running `Command { std: "docker" "start" "-a" "426a5f0fe0db5e811cf1c28e308e4796f7a34e56f1db1fbb1a9a144efb17cd18", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking ndarray v0.16.1
[INFO] [stderr]     Checking econometrics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `AddAssign`
[INFO] [stdout]  --> src/binary_treatment.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::{AddAssign, Index};
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `zero`
[INFO] [stdout]  --> src/conditional_binary_treatment.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use num_traits::{zero, Float};
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/conditional_binary_treatment.rs:8:31
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::binary_treatment::{self, BinaryTreatment};
[INFO] [stdout]   |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::f64::consts::PI`
[INFO] [stdout]  --> src/distribution/function.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::f64::consts::PI;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/distribution/function.rs:57:15
[INFO] [stdout]    |
[INFO] [stdout] 57 |     } else if (c < f64::EPSILON) {
[INFO] [stdout]    |               ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -     } else if (c < f64::EPSILON) {
[INFO] [stdout] 57 +     } else if c < f64::EPSILON {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::f64::consts::PI`
[INFO] [stdout]  --> src/distribution/student.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::f64::consts::PI;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cdf_beta`
[INFO] [stdout]  --> src/distribution/student.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::{cdf_beta, cdf_n01, lngamma};
[INFO] [stdout]   |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: glob import doesn't reexport anything with visibility `pub` because no imported item is public enough
[INFO] [stdout]  --> src/distribution.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use beta::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the most public imported item is `pub(crate)`
[INFO] [stdout]  --> src/distribution.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use beta::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   = help: reduce the glob import's visibility or increase visibility of imported items
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: glob import doesn't reexport anything with visibility `pub` because no imported item is public enough
[INFO] [stdout]  --> src/distribution.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use moment::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the most public imported item is `pub(crate)`
[INFO] [stdout]  --> src/distribution.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use moment::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   = help: reduce the glob import's visibility or increase visibility of imported items
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: glob import doesn't reexport anything with visibility `pub` because no imported item is public enough
[INFO] [stdout]   --> src/distribution.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use normal::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the most public imported item is `pub(crate)`
[INFO] [stdout]   --> src/distribution.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use normal::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    = help: reduce the glob import's visibility or increase visibility of imported items
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: glob import doesn't reexport anything with visibility `pub` because no imported item is public enough
[INFO] [stdout]   --> src/distribution.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use student::*;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the most public imported item is `pub(crate)`
[INFO] [stdout]   --> src/distribution.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use student::*;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    = help: reduce the glob import's visibility or increase visibility of imported items
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NumCast`
[INFO] [stdout]  --> src/statistical_test/one_sample.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_traits::{Float, FloatConst, NumCast};
[INFO] [stdout]   |                                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `mean` and `variance`
[INFO] [stdout]  --> src/statistical_test/one_sample.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{cdf_n01, cdf_t, mean, variance};
[INFO] [stdout]   |                             ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_traits::NumCast`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use num_traits::NumCast;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AddAssign`
[INFO] [stdout]  --> src/binary_treatment.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::{AddAssign, Index};
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `zero`
[INFO] [stdout]  --> src/conditional_binary_treatment.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use num_traits::{zero, Float};
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/conditional_binary_treatment.rs:8:31
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::binary_treatment::{self, BinaryTreatment};
[INFO] [stdout]   |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::f64::consts::PI`
[INFO] [stdout]  --> src/distribution/function.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::f64::consts::PI;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/distribution/function.rs:57:15
[INFO] [stdout]    |
[INFO] [stdout] 57 |     } else if (c < f64::EPSILON) {
[INFO] [stdout]    |               ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -     } else if (c < f64::EPSILON) {
[INFO] [stdout] 57 +     } else if c < f64::EPSILON {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::f64::consts::PI`
[INFO] [stdout]  --> src/distribution/student.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::f64::consts::PI;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cdf_beta`
[INFO] [stdout]  --> src/distribution/student.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::{cdf_beta, cdf_n01, lngamma};
[INFO] [stdout]   |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: glob import doesn't reexport anything with visibility `pub` because no imported item is public enough
[INFO] [stdout]  --> src/distribution.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use beta::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the most public imported item is `pub(crate)`
[INFO] [stdout]  --> src/distribution.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use beta::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   = help: reduce the glob import's visibility or increase visibility of imported items
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: glob import doesn't reexport anything with visibility `pub` because no imported item is public enough
[INFO] [stdout]  --> src/distribution.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use moment::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the most public imported item is `pub(crate)`
[INFO] [stdout]  --> src/distribution.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use moment::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   = help: reduce the glob import's visibility or increase visibility of imported items
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: glob import doesn't reexport anything with visibility `pub` because no imported item is public enough
[INFO] [stdout]   --> src/distribution.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use normal::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the most public imported item is `pub(crate)`
[INFO] [stdout]   --> src/distribution.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use normal::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    = help: reduce the glob import's visibility or increase visibility of imported items
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: glob import doesn't reexport anything with visibility `pub` because no imported item is public enough
[INFO] [stdout]   --> src/distribution.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use student::*;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the most public imported item is `pub(crate)`
[INFO] [stdout]   --> src/distribution.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use student::*;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    = help: reduce the glob import's visibility or increase visibility of imported items
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NumCast`
[INFO] [stdout]  --> src/statistical_test/one_sample.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_traits::{Float, FloatConst, NumCast};
[INFO] [stdout]   |                                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `mean` and `variance`
[INFO] [stdout]  --> src/statistical_test/one_sample.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{cdf_n01, cdf_t, mean, variance};
[INFO] [stdout]   |                             ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_traits::NumCast`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use num_traits::NumCast;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cdf_t`
[INFO] [stdout]   --> src/lib.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         cdf_t,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> src/conditional_binary_treatment.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |         for (i, g) in group.iter().enumerate() {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `term` is never read
[INFO] [stdout]    --> src/distribution/student.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |     let mut term = Some(zero);
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> src/conditional_binary_treatment.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |         for (i, g) in group.iter().enumerate() {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pdf_beta` is never used
[INFO] [stdout]  --> src/distribution/beta.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn pdf_beta(x: f64, alpha: f64, beta: f64) -> f64 {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cdf_beta` is never used
[INFO] [stdout]   --> src/distribution/beta.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(crate) fn cdf_beta(x: f64, alpha: f64, beta: f64) -> f64 {
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GAMMA_EPS` is never used
[INFO] [stdout]   --> src/distribution/function.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | const GAMMA_EPS: f64 = 1e-07;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mean` is never used
[INFO] [stdout]  --> src/distribution/moment.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) fn mean<S, T>(sample: &S) -> Option<(T, T)>
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `variance` is never used
[INFO] [stdout]   --> src/distribution/moment.rs:19:15
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub(crate) fn variance<S, T>(sample: &S) -> Option<(T, T, T)>
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `term` is never read
[INFO] [stdout]    --> src/distribution/student.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |     let mut term = Some(zero);
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GAMMA_EPS` is never used
[INFO] [stdout]   --> src/distribution/function.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | const GAMMA_EPS: f64 = 1e-07;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mean` is never used
[INFO] [stdout]  --> src/distribution/moment.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) fn mean<S, T>(sample: &S) -> Option<(T, T)>
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `variance` is never used
[INFO] [stdout]   --> src/distribution/moment.rs:19:15
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub(crate) fn variance<S, T>(sample: &S) -> Option<(T, T, T)>
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.46s
[INFO] running `Command { std: "docker" "inspect" "426a5f0fe0db5e811cf1c28e308e4796f7a34e56f1db1fbb1a9a144efb17cd18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "426a5f0fe0db5e811cf1c28e308e4796f7a34e56f1db1fbb1a9a144efb17cd18", kill_on_drop: false }`
[INFO] [stdout] 426a5f0fe0db5e811cf1c28e308e4796f7a34e56f1db1fbb1a9a144efb17cd18