[INFO] cloning repository https://github.com/uzuna/aruco-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uzuna/aruco-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuzuna%2Faruco-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuzuna%2Faruco-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ded634bfd8e11b71b888fdd635e0776b7f87d6d
[INFO] testing uzuna/aruco-rs against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuzuna%2Faruco-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/uzuna/aruco-rs
[INFO] finished tweaking git repo https://github.com/uzuna/aruco-rs
[INFO] tweaked toml for git repo https://github.com/uzuna/aruco-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/uzuna/aruco-rs on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/uzuna/aruco-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded nalgebra v0.30.1
[INFO] [stderr]   Downloaded exr v1.71.0
[INFO] [stderr]   Downloaded imageproc v0.23.0
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[INFO] running `Command { std: "docker" "start" "-a" "89ae171be417d993e1b0772f647a8bb08955bbb0b4b2202e16e015a468f47edf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89ae171be417d993e1b0772f647a8bb08955bbb0b4b2202e16e015a468f47edf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89ae171be417d993e1b0772f647a8bb08955bbb0b4b2202e16e015a468f47edf", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 893917c9277933ea5e0d9eff2773de827d6e9f73ca874a4dbafbc8e39378e916
[INFO] running `Command { std: "docker" "start" "-a" "893917c9277933ea5e0d9eff2773de827d6e9f73ca874a4dbafbc8e39378e916", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling num-integer v0.1.45
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[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling weezl v0.1.7
[INFO] [stderr]    Compiling fdeflate v0.3.3
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling safe_arch v0.7.1
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]    Compiling half v2.2.1
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling ttf-parser v0.15.2
[INFO] [stderr]    Compiling gif v0.12.0
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[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling wide v0.7.13
[INFO] [stderr]    Compiling conv v0.3.3
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[INFO] [stderr]    Compiling syn v1.0.109
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[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num-complex v0.4.4
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling exr v1.71.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling simba v0.7.3
[INFO] [stderr]    Compiling simba v0.8.1
[INFO] [stderr]    Compiling owned_ttf_parser v0.15.2
[INFO] [stderr]    Compiling rusttype v0.9.3
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling num v0.4.1
[INFO] [stderr]    Compiling nalgebra-macros v0.2.1
[INFO] [stderr]    Compiling jpeg-decoder v0.3.0
[INFO] [stderr]    Compiling tiff v0.9.0
[INFO] [stderr]    Compiling image v0.24.7
[INFO] [stderr]    Compiling nalgebra v0.30.1
[INFO] [stderr]    Compiling nalgebra v0.32.3
[INFO] [stderr]    Compiling imageproc v0.23.0
[INFO] [stderr]    Compiling aruco-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `nalgebra::Normed`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use nalgebra::Normed;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `max_dist` is never read
[INFO] [stdout]    --> src/lib.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |     let mut max_dist = 0.0;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Poly` is more private than the item `approx_line`
[INFO] [stdout]    --> src/lib.rs:191:1
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub fn approx_line(points: &[nalgebra::Point2<f32>], epsilon: f32) -> Poly {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `approx_line` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Poly` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/lib.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout]   5 | struct Poly {
[INFO] [stdout]     | ^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Candidate` is never constructed
[INFO] [stdout]   --> src/lib.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Candidate {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_points` is never used
[INFO] [stdout]   --> src/lib.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl Candidate {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 36 |     fn from_points(points: &[nalgebra::Point2<f32>], index: usize) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `approx_poly_dp` is never used
[INFO] [stdout]    --> src/lib.rs:110:4
[INFO] [stdout]     |
[INFO] [stdout] 110 | fn approx_poly_dp(_c: &Contour<u32>, _epsilon: f32) -> Poly {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `line_length` is never used
[INFO] [stdout]    --> src/lib.rs:181:4
[INFO] [stdout]     |
[INFO] [stdout] 181 | fn line_length(points: &[nalgebra::Point2<f32>]) -> f32 {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.53s
[INFO] running `Command { std: "docker" "inspect" "893917c9277933ea5e0d9eff2773de827d6e9f73ca874a4dbafbc8e39378e916", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "893917c9277933ea5e0d9eff2773de827d6e9f73ca874a4dbafbc8e39378e916", kill_on_drop: false }`
[INFO] [stdout] 893917c9277933ea5e0d9eff2773de827d6e9f73ca874a4dbafbc8e39378e916
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a110c4b9d7b83e637ae50b47c56fba3ea0f91ffb64827fcbda7f963ca7047a14
[INFO] running `Command { std: "docker" "start" "-a" "a110c4b9d7b83e637ae50b47c56fba3ea0f91ffb64827fcbda7f963ca7047a14", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `nalgebra::Normed`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use nalgebra::Normed;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `max_dist` is never read
[INFO] [stdout]    --> src/lib.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |     let mut max_dist = 0.0;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Poly` is more private than the item `approx_line`
[INFO] [stdout]    --> src/lib.rs:191:1
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub fn approx_line(points: &[nalgebra::Point2<f32>], epsilon: f32) -> Poly {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `approx_line` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Poly` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/lib.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout]   5 | struct Poly {
[INFO] [stdout]     | ^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Candidate` is never constructed
[INFO] [stdout]   --> src/lib.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Candidate {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_points` is never used
[INFO] [stdout]   --> src/lib.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl Candidate {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 36 |     fn from_points(points: &[nalgebra::Point2<f32>], index: usize) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `approx_poly_dp` is never used
[INFO] [stdout]    --> src/lib.rs:110:4
[INFO] [stdout]     |
[INFO] [stdout] 110 | fn approx_poly_dp(_c: &Contour<u32>, _epsilon: f32) -> Poly {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aruco-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `line_length` is never used
[INFO] [stdout]    --> src/lib.rs:181:4
[INFO] [stdout]     |
[INFO] [stdout] 181 | fn line_length(points: &[nalgebra::Point2<f32>]) -> f32 {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nalgebra::Normed`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use nalgebra::Normed;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `max_dist` is never read
[INFO] [stdout]    --> src/lib.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |     let mut max_dist = 0.0;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Poly` is more private than the item `approx_line`
[INFO] [stdout]    --> src/lib.rs:191:1
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub fn approx_line(points: &[nalgebra::Point2<f32>], epsilon: f32) -> Poly {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `approx_line` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Poly` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/lib.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout]   5 | struct Poly {
[INFO] [stdout]     | ^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Candidate` is never constructed
[INFO] [stdout]   --> src/lib.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Candidate {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_points` is never used
[INFO] [stdout]   --> src/lib.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl Candidate {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 36 |     fn from_points(points: &[nalgebra::Point2<f32>], index: usize) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `line_length` is never used
[INFO] [stdout]    --> src/lib.rs:181:4
[INFO] [stdout]     |
[INFO] [stdout] 181 | fn line_length(points: &[nalgebra::Point2<f32>]) -> f32 {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "a110c4b9d7b83e637ae50b47c56fba3ea0f91ffb64827fcbda7f963ca7047a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a110c4b9d7b83e637ae50b47c56fba3ea0f91ffb64827fcbda7f963ca7047a14", kill_on_drop: false }`
[INFO] [stdout] a110c4b9d7b83e637ae50b47c56fba3ea0f91ffb64827fcbda7f963ca7047a14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 53298d775fe81062a1c6b161eaedabeb70bea14136e75aac6e21c24ada03b93a
[INFO] running `Command { std: "docker" "start" "-a" "53298d775fe81062a1c6b161eaedabeb70bea14136e75aac6e21c24ada03b93a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `nalgebra::Normed`
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use nalgebra::Normed;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `max_dist` is never read
[INFO] [stderr]    --> src/lib.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 158 |     let mut max_dist = 0.0;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `Poly` is more private than the item `approx_line`
[INFO] [stderr]    --> src/lib.rs:191:1
[INFO] [stderr]     |
[INFO] [stderr] 191 | pub fn approx_line(points: &[nalgebra::Point2<f32>], epsilon: f32) -> Poly {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `approx_line` is reachable at visibility `pub`
[INFO] [stderr]     |
[INFO] [stderr] note: but type `Poly` is only usable at visibility `pub(crate)`
[INFO] [stderr]    --> src/lib.rs:5:1
[INFO] [stderr]     |
[INFO] [stderr]   5 | struct Poly {
[INFO] [stderr]     | ^^^^^^^^^^^
[INFO] [stderr]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Candidate` is never constructed
[INFO] [stderr]   --> src/lib.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 | struct Candidate {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `from_points` is never used
[INFO] [stderr]   --> src/lib.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | impl Candidate {
[INFO] [stderr]    | -------------- associated function in this implementation
[INFO] [stderr] 36 |     fn from_points(points: &[nalgebra::Point2<f32>], index: usize) -> Self {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `approx_poly_dp` is never used
[INFO] [stderr]    --> src/lib.rs:110:4
[INFO] [stderr]     |
[INFO] [stderr] 110 | fn approx_poly_dp(_c: &Contour<u32>, _epsilon: f32) -> Poly {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `line_length` is never used
[INFO] [stderr]    --> src/lib.rs:181:4
[INFO] [stderr]     |
[INFO] [stderr] 181 | fn line_length(points: &[nalgebra::Point2<f32>]) -> f32 {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `aruco-rs` (lib) generated 7 warnings
[INFO] [stderr] warning: `aruco-rs` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/aruco_rs-810ca48cd328350c)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::it_works ... ignored
[INFO] [stdout] test tests::test_applox_line ... ok
[INFO] [stdout] test tests::test_distance_from_line ... ok
[INFO] [stderr]    Doc-tests aruco_rs
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 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] running `Command { std: "docker" "inspect" "53298d775fe81062a1c6b161eaedabeb70bea14136e75aac6e21c24ada03b93a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53298d775fe81062a1c6b161eaedabeb70bea14136e75aac6e21c24ada03b93a", kill_on_drop: false }`
[INFO] [stdout] 53298d775fe81062a1c6b161eaedabeb70bea14136e75aac6e21c24ada03b93a