[INFO] cloning repository https://github.com/aprilwade/image-palette-recoloring
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aprilwade/image-palette-recoloring" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faprilwade%2Fimage-palette-recoloring", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faprilwade%2Fimage-palette-recoloring'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35d8739d8e7d5e867dd3af5982a6168071a3592a
[INFO] testing aprilwade/image-palette-recoloring against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faprilwade%2Fimage-palette-recoloring" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aprilwade/image-palette-recoloring on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aprilwade/image-palette-recoloring
[INFO] finished tweaking git repo https://github.com/aprilwade/image-palette-recoloring
[INFO] tweaked toml for git repo https://github.com/aprilwade/image-palette-recoloring written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/aprilwade/image-palette-recoloring 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded good_lp v1.4.0
[INFO] [stderr]   Downloaded minilp v0.2.2
[INFO] [stderr]   Downloaded sprs v0.7.1
[INFO] [stderr]   Downloaded nalgebra-sparse v0.9.0
[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_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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fec9b246593eec5be9067f7001fd137540411b82a4a27e4f1cf4a74324ea0d5e
[INFO] running `Command { std: "docker" "start" "-a" "fec9b246593eec5be9067f7001fd137540411b82a4a27e4f1cf4a74324ea0d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fec9b246593eec5be9067f7001fd137540411b82a4a27e4f1cf4a74324ea0d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fec9b246593eec5be9067f7001fd137540411b82a4a27e4f1cf4a74324ea0d5e", kill_on_drop: false }`
[INFO] [stdout] fec9b246593eec5be9067f7001fd137540411b82a4a27e4f1cf4a74324ea0d5e
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88b74a6c5a1a4f76977c62ed240bf81a0709029434239e3503d9f61728b456c4
[INFO] running `Command { std: "docker" "start" "-a" "88b74a6c5a1a4f76977c62ed240bf81a0709029434239e3503d9f61728b456c4", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling autocfg v1.1.0
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[INFO] [stderr]    Compiling flate2 v1.0.26
[INFO] [stderr]    Compiling spin v0.9.8
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[INFO] [stderr]    Compiling jpeg-decoder v0.3.0
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling qhull-sys v0.1.0 (/opt/rustwide/workdir/qhull-sys)
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[INFO] [stderr]    Compiling lebe v0.5.2
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[INFO] [stderr]    Compiling tiff v0.8.1
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[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling anstyle v1.0.0
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling good_lp v1.4.0
[INFO] [stderr]    Compiling anstream v0.3.2
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling clap_lex v0.4.1
[INFO] [stderr]    Compiling clap_builder v4.2.7
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling nalgebra-macros v0.2.0
[INFO] [stderr]    Compiling nalgebra v0.32.2
[INFO] [stderr]    Compiling clap_derive v4.2.0
[INFO] [stderr]    Compiling pin-project v1.0.12
[INFO] [stderr]    Compiling flume v0.10.14
[INFO] [stderr]    Compiling exr v1.6.3
[INFO] [stderr]    Compiling clap v4.2.7
[INFO] [stderr]    Compiling nalgebra-sparse v0.9.0
[INFO] [stderr]    Compiling qhull-rs v0.1.0 (/opt/rustwide/workdir/qhull-rs)
[INFO] [stderr]    Compiling image v0.24.6
[INFO] [stderr]    Compiling image-palette-recoloring v0.2.0 (/opt/rustwide/workdir/image-palette-recoloring)
[INFO] [stderr]    Compiling image-palette-recoloring-cli v0.1.0 (/opt/rustwide/workdir/image-palette-recoloring-cli)
[INFO] [stderr]    Compiling image-palette-recoloring-c v0.2.0 (/opt/rustwide/workdir/image-palette-recoloring-c)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 21s
[INFO] running `Command { std: "docker" "inspect" "88b74a6c5a1a4f76977c62ed240bf81a0709029434239e3503d9f61728b456c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88b74a6c5a1a4f76977c62ed240bf81a0709029434239e3503d9f61728b456c4", kill_on_drop: false }`
[INFO] [stdout] 88b74a6c5a1a4f76977c62ed240bf81a0709029434239e3503d9f61728b456c4
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e99dc70433f88101a49d8aa48d5e3468ca9c82f73f11c496889a7bdc7a2ea9d5
[INFO] running `Command { std: "docker" "start" "-a" "e99dc70433f88101a49d8aa48d5e3468ca9c82f73f11c496889a7bdc7a2ea9d5", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling plotters-svg v0.3.3
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling plotters v0.3.4
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.163
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling image-palette-recoloring-cli v0.1.0 (/opt/rustwide/workdir/image-palette-recoloring-cli)
[INFO] [stderr]    Compiling image-palette-recoloring-c v0.2.0 (/opt/rustwide/workdir/image-palette-recoloring-c)
[INFO] [stderr]    Compiling image-palette-recoloring v0.2.0 (/opt/rustwide/workdir/image-palette-recoloring)
[INFO] [stderr]    Compiling qhull-sys v0.1.0 (/opt/rustwide/workdir/qhull-sys)
[INFO] [stderr]    Compiling csv v1.2.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling qhull-rs v0.1.0 (/opt/rustwide/workdir/qhull-rs)
[INFO] [stdout] warning: unused import: `OMatrix`
[INFO] [stdout]  --> qhull-rs/examples/dump_simplices.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nalgebra::{Const, OVector, OMatrix};
[INFO] [stdout]   |                                ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Delaunay`
[INFO] [stdout]  --> qhull-rs/examples/dump_simplices.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | use qhull_rs::{ConvexHull, Delaunay};
[INFO] [stdout]   |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> qhull-rs/examples/dump_simplices.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 |     for vertex in vertices.iter().nth(1) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     while let Some(vertex) = vertices.iter().nth(1) {
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~      ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 30 |     if let Some(vertex) = vertices.iter().nth(1) {
[INFO] [stdout]    |     ~~~~~~~~~~~~      ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]     --> qhull-rs/src/raw.rs:1234:5
[INFO] [stdout]      |
[INFO] [stdout] 1233 |     panic!("{:#?}", points);
[INFO] [stdout]      |     ----------------------- any code following this expression is unreachable
[INFO] [stdout] 1234 |     points.sort_by(|a, b| a.partial_cmp(b).unwrap());
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trunc`
[INFO] [stdout]     --> qhull-rs/src/raw.rs:1222:9
[INFO] [stdout]      |
[INFO] [stdout] 1222 |     let trunc = |f: f64| (f * 10000000.0).round() / 10000000.0;
[INFO] [stdout]      |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_trunc`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> qhull-rs/src/raw.rs:1232:9
[INFO] [stdout]      |
[INFO] [stdout] 1232 |     let mut points = simplex.vertices().map(|v| v.point()).collect::<Vec<_>>();
[INFO] [stdout]      |         ----^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 27.75s
[INFO] running `Command { std: "docker" "inspect" "e99dc70433f88101a49d8aa48d5e3468ca9c82f73f11c496889a7bdc7a2ea9d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e99dc70433f88101a49d8aa48d5e3468ca9c82f73f11c496889a7bdc7a2ea9d5", kill_on_drop: false }`
[INFO] [stdout] e99dc70433f88101a49d8aa48d5e3468ca9c82f73f11c496889a7bdc7a2ea9d5
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9298c74d10be563d511f779ccc51dc9baa4275b52650f5f1c6949b931900b159
[INFO] running `Command { std: "docker" "start" "-a" "9298c74d10be563d511f779ccc51dc9baa4275b52650f5f1c6949b931900b159", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]     --> qhull-rs/src/raw.rs:1234:5
[INFO] [stderr]      |
[INFO] [stderr] 1233 |     panic!("{:#?}", points);
[INFO] [stderr]      |     ----------------------- any code following this expression is unreachable
[INFO] [stderr] 1234 |     points.sort_by(|a, b| a.partial_cmp(b).unwrap());
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `trunc`
[INFO] [stderr]     --> qhull-rs/src/raw.rs:1222:9
[INFO] [stderr]      |
[INFO] [stderr] 1222 |     let trunc = |f: f64| (f * 10000000.0).round() / 10000000.0;
[INFO] [stderr]      |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_trunc`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> qhull-rs/src/raw.rs:1232:9
[INFO] [stderr]      |
[INFO] [stderr] 1232 |     let mut points = simplex.vertices().map(|v| v.point()).collect::<Vec<_>>();
[INFO] [stderr]      |         ----^^^^^^
[INFO] [stderr]      |         |
[INFO] [stderr]      |         help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `OMatrix`
[INFO] [stderr]  --> qhull-rs/examples/dump_simplices.rs:4:32
[INFO] [stderr]   |
[INFO] [stderr] 4 | use nalgebra::{Const, OVector, OMatrix};
[INFO] [stderr]   |                                ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Delaunay`
[INFO] [stderr]  --> qhull-rs/examples/dump_simplices.rs:5:28
[INFO] [stderr]   |
[INFO] [stderr] 5 | use qhull_rs::{ConvexHull, Delaunay};
[INFO] [stderr]   |                            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stderr]   --> qhull-rs/examples/dump_simplices.rs:30:19
[INFO] [stderr]    |
[INFO] [stderr] 30 |     for vertex in vertices.iter().nth(1) {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]    |
[INFO] [stderr] 30 |     while let Some(vertex) = vertices.iter().nth(1) {
[INFO] [stderr]    |     ~~~~~~~~~~~~~~~      ~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]    |
[INFO] [stderr] 30 |     if let Some(vertex) = vertices.iter().nth(1) {
[INFO] [stderr]    |     ~~~~~~~~~~~~      ~~~
[INFO] [stderr] 
[INFO] [stderr] warning: `qhull-rs` (lib test) generated 3 warnings (run `cargo fix --lib -p qhull-rs --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `qhull-rs` (example "dump_simplices") generated 3 warnings (run `cargo fix --example "dump_simplices"` to apply 2 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/image_palette_recoloring-077d41c57a4c6271)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test triangle_distance::test_triangle_distance ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/image_palette_recoloring_c-0d64183762773fc9)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/image_palette_recoloring_cli-b09876ee94eff7db)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/qhull_rs-4606a058db0e93cb)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test raw::test_cv_construction ... ok
[INFO] [stdout] test delaunay::test_construction ... ok
[INFO] [stdout] test convex_hull::test_construction ... ok
[INFO] [stdout] test raw::test_delaunay_4d_simplices ... ok
[INFO] [stdout] test raw::test_delaunay_barycentric_solver_cache ... ok
[INFO] [stdout] test raw::test_delaunay_construction ... ok
[INFO] [stdout] test raw::test_plane_distance ... ok
[INFO] [stdout] test raw::test_delaunay_find_simplex_2d ... ok
[INFO] [stdout] test raw::test_delaunay_4d_find_simplex ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- raw::test_delaunay_4d_find_simplex stdout ----
[INFO] [stdout] thread 'raw::test_delaunay_4d_find_simplex' panicked at qhull-rs/src/raw.rs:1233:5:
[INFO] [stdout] [
[INFO] [stdout]     [
[INFO] [stdout]         44.0,
[INFO] [stdout]         29.0,
[INFO] [stdout]         33.0,
[INFO] [stdout]         20.0,
[INFO] [stdout]     ],
[INFO] [stdout]     [
[INFO] [stdout]         8.0,
[INFO] [stdout]         17.0,
[INFO] [stdout]         4.0,
[INFO] [stdout]         6.0,
[INFO] [stdout]     ],
[INFO] [stdout]     [
[INFO] [stdout]         41.0,
[INFO] [stdout]         8.0,
[INFO] [stdout]         44.0,
[INFO] [stdout]         27.0,
[INFO] [stdout]     ],
[INFO] [stdout]     [
[INFO] [stdout]         29.0,
[INFO] [stdout]         43.0,
[INFO] [stdout]         32.0,
[INFO] [stdout]         27.0,
[INFO] [stdout]     ],
[INFO] [stdout]     [
[INFO] [stdout]         3.0,
[INFO] [stdout]         37.0,
[INFO] [stdout]         3.0,
[INFO] [stdout]         34.0,
[INFO] [stdout]     ],
[INFO] [stdout] ]
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5607d5f8913c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x5607d5f8913c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5607d5f8913c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5607d5f8913c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5607d5fb30a0 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x5607d5fb30a0 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5607d5f86aef - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x5607d5f88f24 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5607d5f88f24 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5607d5f8abe7 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x5607d5f8a8d3 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5607d5eef6e7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x5607d5eef6e7 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x5607d5f8b1f8 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x5607d5f8b1f8 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x5607d5f8af4e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x5607d5f89606 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x5607d5f8acb2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x5607d5e22345 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5607d5eb01bf - qhull_rs::raw::test_delaunay_4d_find_simplex::h12c82455192343b9
[INFO] [stdout]                                at /opt/rustwide/workdir/qhull-rs/src/raw.rs:1233:5
[INFO] [stdout]   20:     0x5607d5eafb67 - qhull_rs::raw::test_delaunay_4d_find_simplex::{{closure}}::h755e12e469ba6a8b
[INFO] [stdout]                                at /opt/rustwide/workdir/qhull-rs/src/raw.rs:1205:35
[INFO] [stdout]   21:     0x5607d5eb7d66 - core::ops::function::FnOnce::call_once::he7f92aa15010145d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x5607d5ef4d3f - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5607d5ef4d3f - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   24:     0x5607d5ef3d55 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   25:     0x5607d5ef3d55 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   26:     0x5607d5ef3d55 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   27:     0x5607d5ef3d55 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   28:     0x5607d5ef3d55 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   29:     0x5607d5ef3d55 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   30:     0x5607d5ef3d55 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   31:     0x5607d5ebc016 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   32:     0x5607d5ebc016 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   33:     0x5607d5ec10c7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   34:     0x5607d5ec10c7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   35:     0x5607d5ec10c7 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   36:     0x5607d5ec10c7 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   37:     0x5607d5ec10c7 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   38:     0x5607d5ec10c7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   39:     0x5607d5ec10c7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x5607d5f8fc85 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   41:     0x5607d5f8fc85 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   42:     0x5607d5f8fc85 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   43:     0x7f6cf6948ac3 - <unknown>
[INFO] [stdout]   44:     0x7f6cf69d9bf4 - __clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     raw::test_delaunay_4d_find_simplex
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 8 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p qhull-rs --lib`
[INFO] running `Command { std: "docker" "inspect" "9298c74d10be563d511f779ccc51dc9baa4275b52650f5f1c6949b931900b159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9298c74d10be563d511f779ccc51dc9baa4275b52650f5f1c6949b931900b159", kill_on_drop: false }`
[INFO] [stdout] 9298c74d10be563d511f779ccc51dc9baa4275b52650f5f1c6949b931900b159
