[INFO] cloning repository https://github.com/mwalczyk/kami
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mwalczyk/kami" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwalczyk%2Fkami", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwalczyk%2Fkami'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0620d15ff7e85168d8289514dc7a02491efe0bb2
[INFO] checking mwalczyk/kami against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwalczyk%2Fkami" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mwalczyk/kami on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mwalczyk/kami
[INFO] finished tweaking git repo https://github.com/mwalczyk/kami
[INFO] tweaked toml for git repo https://github.com/mwalczyk/kami written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/mwalczyk/kami already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d896dcaa5034e5b1aa5e22288dd0b19bc54a1161d62f3970b500022249d4f39
[INFO] running `Command { std: "docker" "start" "-a" "0d896dcaa5034e5b1aa5e22288dd0b19bc54a1161d62f3970b500022249d4f39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d896dcaa5034e5b1aa5e22288dd0b19bc54a1161d62f3970b500022249d4f39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d896dcaa5034e5b1aa5e22288dd0b19bc54a1161d62f3970b500022249d4f39", kill_on_drop: false }`
[INFO] [stdout] 0d896dcaa5034e5b1aa5e22288dd0b19bc54a1161d62f3970b500022249d4f39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fbac2cef7f5f56c1dbbe6ea3e264873941dfabafe9b9dc81341bbf7e0a4ac0f
[INFO] running `Command { std: "docker" "start" "-a" "2fbac2cef7f5f56c1dbbe6ea3e264873941dfabafe9b9dc81341bbf7e0a4ac0f", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking simba v0.1.5
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking nalgebra v0.21.1
[INFO] [stderr]     Checking nalgebra-glm v0.7.0
[INFO] [stderr]     Checking kami v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/graph/planar_graph.rs (2 fixes)
[INFO] [stderr]        Fixed src/geometry/polygon.rs (2 fixes)
[INFO] [stderr]        Fixed src/geometry/line.rs (3 fixes)
[INFO] [stderr]        Fixed src/math/trivector.rs (1 fix)
[INFO] [stderr]        Fixed src/geometry/utils.rs (3 fixes)
[INFO] [stderr]        Fixed src/math/vector.rs (1 fix)
[INFO] [stdout] warning: struct is never constructed: `LineSegment`
[INFO] [stdout]   --> src/geometry/line.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct LineSegment {}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `are_neighbors`
[INFO] [stdout]    --> src/geometry/polygon.rs:196:8
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn are_neighbors(&self, i: usize, j: usize) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dihedral_angle`
[INFO] [stdout]   --> src/origami/crease.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn dihedral_angle() -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fold_angle`
[INFO] [stdout]   --> src/origami/crease.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn fold_angle() -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fold_direction_angle`
[INFO] [stdout]   --> src/origami/crease.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn fold_direction_angle() -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Vertex`
[INFO] [stdout]   --> src/origami/vertex.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Vertex {}
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `degree`
[INFO] [stdout]   --> src/origami/vertex.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn degree() -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_developable`
[INFO] [stdout]   --> src/origami/vertex.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn is_developable() -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sector_angles`
[INFO] [stdout]   --> src/origami/vertex.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn sector_angles() -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `majority_type`
[INFO] [stdout]   --> src/origami/vertex.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn majority_type() -> Option<MajorityType> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `vertex_type`
[INFO] [stdout]   --> src/origami/vertex.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn vertex_type() -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_interior`
[INFO] [stdout]   --> src/origami/vertex.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn is_interior() -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LineSegment`
[INFO] [stdout]   --> src/geometry/line.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct LineSegment {}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `are_neighbors`
[INFO] [stdout]    --> src/geometry/polygon.rs:196:8
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn are_neighbors(&self, i: usize, j: usize) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dihedral_angle`
[INFO] [stdout]   --> src/origami/crease.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn dihedral_angle() -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fold_angle`
[INFO] [stdout]   --> src/origami/crease.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn fold_angle() -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fold_direction_angle`
[INFO] [stdout]   --> src/origami/crease.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn fold_direction_angle() -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Vertex`
[INFO] [stdout]   --> src/origami/vertex.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Vertex {}
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `degree`
[INFO] [stdout]   --> src/origami/vertex.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn degree() -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_developable`
[INFO] [stdout]   --> src/origami/vertex.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn is_developable() -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sector_angles`
[INFO] [stdout]   --> src/origami/vertex.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn sector_angles() -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `majority_type`
[INFO] [stdout]   --> src/origami/vertex.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn majority_type() -> Option<MajorityType> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `vertex_type`
[INFO] [stdout]   --> src/origami/vertex.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn vertex_type() -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_interior`
[INFO] [stdout]   --> src/origami/vertex.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn is_interior() -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/graph/planar_graph.rs:529:9
[INFO] [stdout]     |
[INFO] [stdout] 529 |         graph.add_edge(0, 1, ());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/graph/planar_graph.rs:530:9
[INFO] [stdout]     |
[INFO] [stdout] 530 |         graph.add_edge(2, 3, ());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.41s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking kami v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: struct is never constructed: `LineSegment`
[INFO] [stdout]   --> src/geometry/line.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct LineSegment {}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `are_neighbors`
[INFO] [stdout]    --> src/geometry/polygon.rs:196:8
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn are_neighbors(&self, i: usize, j: usize) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dihedral_angle`
[INFO] [stdout]   --> src/origami/crease.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn dihedral_angle() -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fold_angle`
[INFO] [stdout]   --> src/origami/crease.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn fold_angle() -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fold_direction_angle`
[INFO] [stdout]   --> src/origami/crease.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn fold_direction_angle() -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Vertex`
[INFO] [stdout]   --> src/origami/vertex.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Vertex {}
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `degree`
[INFO] [stdout]   --> src/origami/vertex.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn degree() -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_developable`
[INFO] [stdout]   --> src/origami/vertex.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn is_developable() -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sector_angles`
[INFO] [stdout]   --> src/origami/vertex.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn sector_angles() -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `majority_type`
[INFO] [stdout]   --> src/origami/vertex.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn majority_type() -> Option<MajorityType> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `vertex_type`
[INFO] [stdout]   --> src/origami/vertex.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn vertex_type() -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_interior`
[INFO] [stdout]   --> src/origami/vertex.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn is_interior() -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LineSegment`
[INFO] [stdout]   --> src/geometry/line.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct LineSegment {}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `are_neighbors`
[INFO] [stdout]    --> src/geometry/polygon.rs:196:8
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn are_neighbors(&self, i: usize, j: usize) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dihedral_angle`
[INFO] [stdout]   --> src/origami/crease.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn dihedral_angle() -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fold_angle`
[INFO] [stdout]   --> src/origami/crease.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn fold_angle() -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fold_direction_angle`
[INFO] [stdout]   --> src/origami/crease.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn fold_direction_angle() -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Vertex`
[INFO] [stdout]   --> src/origami/vertex.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Vertex {}
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `degree`
[INFO] [stdout]   --> src/origami/vertex.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn degree() -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_developable`
[INFO] [stdout]   --> src/origami/vertex.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn is_developable() -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sector_angles`
[INFO] [stdout]   --> src/origami/vertex.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn sector_angles() -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `majority_type`
[INFO] [stdout]   --> src/origami/vertex.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn majority_type() -> Option<MajorityType> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `vertex_type`
[INFO] [stdout]   --> src/origami/vertex.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn vertex_type() -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_interior`
[INFO] [stdout]   --> src/origami/vertex.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn is_interior() -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/graph/planar_graph.rs:529:9
[INFO] [stdout]     |
[INFO] [stdout] 529 |         graph.add_edge(0, 1, ());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/graph/planar_graph.rs:530:9
[INFO] [stdout]     |
[INFO] [stdout] 530 |         graph.add_edge(2, 3, ());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "2fbac2cef7f5f56c1dbbe6ea3e264873941dfabafe9b9dc81341bbf7e0a4ac0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fbac2cef7f5f56c1dbbe6ea3e264873941dfabafe9b9dc81341bbf7e0a4ac0f", kill_on_drop: false }`
[INFO] [stdout] 2fbac2cef7f5f56c1dbbe6ea3e264873941dfabafe9b9dc81341bbf7e0a4ac0f