[INFO] cloning repository https://github.com/ruoshui-git/mks66-w5_curves
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ruoshui-git/mks66-w5_curves" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruoshui-git%2Fmks66-w5_curves", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruoshui-git%2Fmks66-w5_curves'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bbdec72b91033704028a38dc770d3b990c1413db
[INFO] testing ruoshui-git/mks66-w5_curves against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruoshui-git%2Fmks66-w5_curves" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ruoshui-git/mks66-w5_curves
[INFO] finished tweaking git repo https://github.com/ruoshui-git/mks66-w5_curves
[INFO] tweaked toml for git repo https://github.com/ruoshui-git/mks66-w5_curves written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ruoshui-git/mks66-w5_curves on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ruoshui-git/mks66-w5_curves 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded inflate v0.3.4
[INFO] [stderr]   Downloaded memoffset v0.5.3
[INFO] [stderr]   Downloaded png v0.11.0
[INFO] [stderr]   Downloaded noise v0.6.0
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.18
[INFO] [stderr]   Downloaded image v0.18.0
[INFO] [stderr]   Downloaded libc v0.2.67
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fdd323c919eee9f2fb1f7243fa3b3e612e19ea10c812c89adf1207a4733fdcf
[INFO] running `Command { std: "docker" "start" "-a" "2fdd323c919eee9f2fb1f7243fa3b3e612e19ea10c812c89adf1207a4733fdcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fdd323c919eee9f2fb1f7243fa3b3e612e19ea10c812c89adf1207a4733fdcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fdd323c919eee9f2fb1f7243fa3b3e612e19ea10c812c89adf1207a4733fdcf", kill_on_drop: false }`
[INFO] [stdout] 2fdd323c919eee9f2fb1f7243fa3b3e612e19ea10c812c89adf1207a4733fdcf
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0de93f106159bc41b486acbe7149d47a2899b41c0707c82c5a44b1139086b6d3
[INFO] running `Command { std: "docker" "start" "-a" "0de93f106159bc41b486acbe7149d47a2899b41c0707c82c5a44b1139086b6d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling inflate v0.3.4
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling image v0.18.0
[INFO] [stderr]    Compiling noise v0.6.0
[INFO] [stderr]    Compiling w5_curves v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/graphics/matrix.rs:90:69
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn row_iter<'a>(&'a self, r: usize) -> impl Iterator<Item = &f64> {
[INFO] [stdout]    |                          -- the lifetime is named here              ^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn row_iter<'a>(&'a self, r: usize) -> impl Iterator<Item = &'a f64> {
[INFO] [stdout]    |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/graphics/matrix.rs:96:69
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn col_iter<'a>(&'a self, c: usize) -> impl Iterator<Item = &f64> {
[INFO] [stdout]    |                          -- the lifetime is named here              ^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn col_iter<'a>(&'a self, c: usize) -> impl Iterator<Item = &'a f64> {
[INFO] [stdout]    |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HSL`
[INFO] [stdout]   --> src/graphics/mod.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use colors::{HSL, RGB};
[INFO] [stdout]    |                  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/graphics/matrix.rs:90:69
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn row_iter<'a>(&'a self, r: usize) -> impl Iterator<Item = &f64> {
[INFO] [stdout]    |                          -- the lifetime is named here              ^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn row_iter<'a>(&'a self, r: usize) -> impl Iterator<Item = &'a f64> {
[INFO] [stdout]    |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/graphics/matrix.rs:96:69
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn col_iter<'a>(&'a self, c: usize) -> impl Iterator<Item = &f64> {
[INFO] [stdout]    |                          -- the lifetime is named here              ^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn col_iter<'a>(&'a self, c: usize) -> impl Iterator<Item = &'a f64> {
[INFO] [stdout]    |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.08s
[INFO] running `Command { std: "docker" "inspect" "0de93f106159bc41b486acbe7149d47a2899b41c0707c82c5a44b1139086b6d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0de93f106159bc41b486acbe7149d47a2899b41c0707c82c5a44b1139086b6d3", kill_on_drop: false }`
[INFO] [stdout] 0de93f106159bc41b486acbe7149d47a2899b41c0707c82c5a44b1139086b6d3
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69773dc6dfb0bd7396be66908ebc6a06e107dbaaa244265d693449e4fa312365
[INFO] running `Command { std: "docker" "start" "-a" "69773dc6dfb0bd7396be66908ebc6a06e107dbaaa244265d693449e4fa312365", kill_on_drop: false }`
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/graphics/matrix.rs:90:69
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn row_iter<'a>(&'a self, r: usize) -> impl Iterator<Item = &f64> {
[INFO] [stdout]    |                          -- the lifetime is named here              ^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn row_iter<'a>(&'a self, r: usize) -> impl Iterator<Item = &'a f64> {
[INFO] [stdout]    |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling w5_curves v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/graphics/matrix.rs:96:69
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn col_iter<'a>(&'a self, c: usize) -> impl Iterator<Item = &f64> {
[INFO] [stdout]    |                          -- the lifetime is named here              ^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn col_iter<'a>(&'a self, c: usize) -> impl Iterator<Item = &'a f64> {
[INFO] [stdout]    |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HSL`
[INFO] [stdout]   --> src/graphics/mod.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use colors::{HSL, RGB};
[INFO] [stdout]    |                  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/graphics/matrix.rs:90:69
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn row_iter<'a>(&'a self, r: usize) -> impl Iterator<Item = &f64> {
[INFO] [stdout]    |                          -- the lifetime is named here              ^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn row_iter<'a>(&'a self, r: usize) -> impl Iterator<Item = &'a f64> {
[INFO] [stdout]    |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/graphics/matrix.rs:96:69
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn col_iter<'a>(&'a self, c: usize) -> impl Iterator<Item = &f64> {
[INFO] [stdout]    |                          -- the lifetime is named here              ^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn col_iter<'a>(&'a self, c: usize) -> impl Iterator<Item = &'a f64> {
[INFO] [stdout]    |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/graphics/matrix.rs:90:69
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn row_iter<'a>(&'a self, r: usize) -> impl Iterator<Item = &f64> {
[INFO] [stdout]    |                          -- the lifetime is named here              ^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn row_iter<'a>(&'a self, r: usize) -> impl Iterator<Item = &'a f64> {
[INFO] [stdout]    |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/graphics/matrix.rs:96:69
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn col_iter<'a>(&'a self, c: usize) -> impl Iterator<Item = &f64> {
[INFO] [stdout]    |                          -- the lifetime is named here              ^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn col_iter<'a>(&'a self, c: usize) -> impl Iterator<Item = &'a f64> {
[INFO] [stdout]    |                                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "69773dc6dfb0bd7396be66908ebc6a06e107dbaaa244265d693449e4fa312365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69773dc6dfb0bd7396be66908ebc6a06e107dbaaa244265d693449e4fa312365", kill_on_drop: false }`
[INFO] [stdout] 69773dc6dfb0bd7396be66908ebc6a06e107dbaaa244265d693449e4fa312365
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7eddb8cb3f0cd41954287fb231e89110b997a6bb636a877883046f4aa8262cfb
[INFO] running `Command { std: "docker" "start" "-a" "7eddb8cb3f0cd41954287fb231e89110b997a6bb636a877883046f4aa8262cfb", kill_on_drop: false }`
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/graphics/matrix.rs:90:69
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn row_iter<'a>(&'a self, r: usize) -> impl Iterator<Item = &f64> {
[INFO] [stderr]    |                          -- the lifetime is named here              ^^^^ the same lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn row_iter<'a>(&'a self, r: usize) -> impl Iterator<Item = &'a f64> {
[INFO] [stderr]    |                                                                      ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/graphics/matrix.rs:96:69
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn col_iter<'a>(&'a self, c: usize) -> impl Iterator<Item = &f64> {
[INFO] [stderr]    |                          -- the lifetime is named here              ^^^^ the same lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn col_iter<'a>(&'a self, c: usize) -> impl Iterator<Item = &'a f64> {
[INFO] [stderr]    |                                                                      ++
[INFO] [stderr] 
[INFO] [stderr] warning: `w5_curves` (lib) generated 2 warnings (run `cargo fix --lib -p w5_curves` to apply 2 suggestions)
[INFO] [stderr] warning: unused import: `HSL`
[INFO] [stderr]   --> src/graphics/mod.rs:15:18
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub use colors::{HSL, RGB};
[INFO] [stderr]    |                  ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `w5_curves` (bin "w5_curves" test) generated 3 warnings (2 duplicates) (run `cargo fix --bin "w5_curves" -p w5_curves --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `w5_curves` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/w5_curves-977d4c754acbc6bc)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test graphics::matrix::tests::print_matrix ... ignored
[INFO] [stdout] test graphics::matrix::tests::multiple_and_mutate_b ... ok
[INFO] [stdout] test graphics::matrix::tests::test_new_ident ... ok
[INFO] [stdout] test graphics::matrix::tests::test_inplace_ident ... ok
[INFO] [stdout] test graphics::matrix::tests::multiply_with_method ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test graphics::matrix::tests::add_edge ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- graphics::matrix::tests::add_edge stdout ----
[INFO] [stdout] m: Empty matrix (0 by 4)
[INFO] [stdout] Adding (1, 2, 4) and (5, 6, 7) to empty matrix
[INFO] [stdout] 
[INFO] [stdout] thread 'graphics::matrix::tests::add_edge' (25) panicked at src/graphics/matrix.rs:78:9:
[INFO] [stdout] assertion `left == right` failed: Len of edge vec should be 6
[INFO] [stdout]   left: 6
[INFO] [stdout]  right: 3
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c67fe172912 - std::backtrace_rs::backtrace::libunwind::trace::h786de35fecf3582f
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c67fe172912 - std::backtrace_rs::backtrace::trace_unsynchronized::h4a7da1a2a64387f1
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c67fe172912 - std::sys::backtrace::_print_fmt::h6bd7d500070c788c
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5c67fe172912 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6d82c1afff976903
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5c67fe182b8f - core::fmt::rt::Argument::fmt::hc4ce6d643d397690
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5c67fe182b8f - core::fmt::write::hb1e7ca88b6a3936e
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x5c67fe1401a3 - std::io::default_write_fmt::haffd49d96f1984a8
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c67fe1401a3 - std::io::Write::write_fmt::h027871c57cf57c01
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5c67fe14c072 - std::sys::backtrace::BacktraceLock::print::ha2430613ee79d059
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5c67fe150baf - std::panicking::default_hook::{{closure}}::hdbd2db9e5c303cf6
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5c67fe150a41 - std::panicking::default_hook::hed93c70cba5fdcf0
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5c67fe113bae - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd0ee8b569efc6a07
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x5c67fe113bae - test::test_main_with_exit_callback::{{closure}}::hf10864b576ecd15d
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5c67fe1511bf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3a55ca34534c0d00
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x5c67fe1511bf - std::panicking::panic_with_hook::h3862d766c2cec19b
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5c67fe15101a - std::panicking::panic_handler::{{closure}}::hb95eb402b5e28ee1
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5c67fe14c1b9 - std::sys::backtrace::__rust_end_short_backtrace::hf73a26dc1835d85a
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5c67fe134a9d - __rustc[6ed5915ee467787]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5c67fe18a530 - core::panicking::panic_fmt::h3454303eb8e6f7cd
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5c67fe18a3c3 - core::panicking::assert_failed_inner::hdcc703ae7c807131
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:439:23
[INFO] [stdout]   20:     0x5c67fe18a177 - core::panicking::assert_failed::h2b7417b7ba2b3e97
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:399:5
[INFO] [stdout]   21:     0x5c67fe0f27bf - w5_curves::graphics::matrix::Matrix::append_edge::h147eb85b51548783
[INFO] [stdout]                                at /opt/rustwide/workdir/src/graphics/matrix.rs:78:9
[INFO] [stdout]   22:     0x5c67fe0f23ab - w5_curves::graphics::matrix::tests::add_edge::hcfa6d6879d5cd1c8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/graphics/matrix.rs:361:11
[INFO] [stdout]   23:     0x5c67fe0f26f7 - w5_curves::graphics::matrix::tests::add_edge::{{closure}}::h2804988d0a1063fa
[INFO] [stdout]                                at /opt/rustwide/workdir/src/graphics/matrix.rs:357:18
[INFO] [stdout]   24:     0x5c67fe0ed4a6 - core::ops::function::FnOnce::call_once::h1f21198b9903e303
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5c67fe11398b - core::ops::function::FnOnce::call_once::ha729ee35d2fab541
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x5c67fe11398b - test::__rust_begin_short_backtrace::ha40f4db8207e1111
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x5c67fe127a0d - test::run_test_in_process::{{closure}}::hc1b77cda5d44f0f3
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x5c67fe127a0d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1dbea1de64785521
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x5c67fe127a0d - std::panicking::catch_unwind::do_call::hd5febe9affd5a1b3
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stdout]   30:     0x5c67fe127a0d - std::panicking::catch_unwind::h51ea89627559b6f4
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stdout]   31:     0x5c67fe127a0d - std::panic::catch_unwind::hb8b8c2367cae3d66
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x5c67fe127a0d - test::run_test_in_process::ha5b55801407ea100
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x5c67fe127a0d - test::run_test::{{closure}}::h0b9d4072b527abf5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x5c67fe100f24 - test::run_test::{{closure}}::hb1056b5731205822
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x5c67fe100f24 - std::sys::backtrace::__rust_begin_short_backtrace::hb61ff5a34023c7ef
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x5c67fe10485a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hb0a83c0e8b353cff
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   37:     0x5c67fe10485a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb4f32cb008535298
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x5c67fe10485a - std::panicking::catch_unwind::do_call::h16d110e4fc35789a
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stdout]   39:     0x5c67fe10485a - std::panicking::catch_unwind::hea9118f355699c4b
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stdout]   40:     0x5c67fe10485a - std::panic::catch_unwind::hf4b3c2a06d3f42f5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x5c67fe10485a - std::thread::Builder::spawn_unchecked_::{{closure}}::h3f4cb733a52d53d5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   42:     0x5c67fe10485a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h4052f0967b37caeb
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x5c67fe1475af - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ec433abd3f148b4
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   44:     0x5c67fe1475af - std::sys::thread::unix::Thread::new::thread_start::he514622d3d7ba65c
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   45:     0x74a096cbeaa4 - <unknown>
[INFO] [stdout]   46:     0x74a096d4ba64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     graphics::matrix::tests::add_edge
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7eddb8cb3f0cd41954287fb231e89110b997a6bb636a877883046f4aa8262cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eddb8cb3f0cd41954287fb231e89110b997a6bb636a877883046f4aa8262cfb", kill_on_drop: false }`
[INFO] [stdout] 7eddb8cb3f0cd41954287fb231e89110b997a6bb636a877883046f4aa8262cfb
