[INFO] fetching crate colonyx 0.3.0...
[INFO] checking colonyx-0.3.0 against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] extracting crate colonyx 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate colonyx 0.3.0
[INFO] finished tweaking crates.io crate colonyx 0.3.0
[INFO] tweaked toml for crates.io crate colonyx 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate colonyx 0.3.0 on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate colonyx 0.3.0 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" "+52995a223f2919dd3e2e427231db90a257350ded" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.documentation`
[INFO] [stderr]   --> Cargo.toml:24:12
[INFO] [stderr]    |
[INFO] [stderr] 22 | documentation = "https://minlee0210.github.io/colonyx/"
[INFO] [stderr]    |                 ---------------------------------------
[INFO] [stderr] 23 | edition = "2021"
[INFO] [stderr] 24 | homepage = "https://minlee0210.github.io/colonyx/"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `colonyx` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3c22b1aabc8fb5fbecb6bdb719e0611076a12ebcb00c70f61759de4353cb8bdc
[INFO] running `Command { std: "docker" "start" "3c22b1aabc8fb5fbecb6bdb719e0611076a12ebcb00c70f61759de4353cb8bdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c22b1aabc8fb5fbecb6bdb719e0611076a12ebcb00c70f61759de4353cb8bdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3c22b1aabc8fb5fbecb6bdb719e0611076a12ebcb00c70f61759de4353cb8bdc" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c22b1aabc8fb5fbecb6bdb719e0611076a12ebcb00c70f61759de4353cb8bdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3c22b1aabc8fb5fbecb6bdb719e0611076a12ebcb00c70f61759de4353cb8bdc" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.documentation`
[INFO] [stderr]   --> Cargo.toml:24:12
[INFO] [stderr]    |
[INFO] [stderr] 22 | documentation = "https://minlee0210.github.io/colonyx/"
[INFO] [stderr]    |                 ---------------------------------------
[INFO] [stderr] 23 | edition = "2021"
[INFO] [stderr] 24 | homepage = "https://minlee0210.github.io/colonyx/"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `colonyx` (manifest) generated 1 warning
[INFO] [stderr]    Compiling target-lexicon v0.13.2
[INFO] [stderr]    Compiling zerocopy v0.8.52
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling pyo3-build-config v0.25.1
[INFO] [stderr]    Compiling pyo3-macros-backend v0.25.1
[INFO] [stderr]    Compiling pyo3-ffi v0.25.1
[INFO] [stderr]    Compiling pyo3 v0.25.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.6
[INFO] [stderr]    Compiling pyo3-macros v0.25.1
[INFO] [stderr]     Checking colonyx v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:141:58
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn fit(&mut self, distance_matrix: Vec<Vec<f64>>) -> PyResult<()> {
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:176:26
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn predict(&self) -> PyResult<Vec<usize>> {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:183:24
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:265:10
[INFO] [stdout]     |
[INFO] [stdout] 265 |     ) -> PyResult<()> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:296:26
[INFO] [stdout]     |
[INFO] [stdout] 296 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:303:24
[INFO] [stdout]     |
[INFO] [stdout] 303 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:372:10
[INFO] [stdout]     |
[INFO] [stdout] 372 |     ) -> PyResult<()> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:396:26
[INFO] [stdout]     |
[INFO] [stdout] 396 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:403:24
[INFO] [stdout]     |
[INFO] [stdout] 403 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:460:10
[INFO] [stdout]     |
[INFO] [stdout] 460 |     ) -> PyResult<()> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:480:26
[INFO] [stdout]     |
[INFO] [stdout] 480 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:486:24
[INFO] [stdout]     |
[INFO] [stdout] 486 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:555:10
[INFO] [stdout]     |
[INFO] [stdout] 555 |     ) -> PyResult<()> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:582:26
[INFO] [stdout]     |
[INFO] [stdout] 582 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:588:24
[INFO] [stdout]     |
[INFO] [stdout] 588 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:656:10
[INFO] [stdout]     |
[INFO] [stdout] 656 |     ) -> PyResult<()> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:682:26
[INFO] [stdout]     |
[INFO] [stdout] 682 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:688:24
[INFO] [stdout]     |
[INFO] [stdout] 688 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:759:10
[INFO] [stdout]     |
[INFO] [stdout] 759 |     ) -> PyResult<()> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:786:26
[INFO] [stdout]     |
[INFO] [stdout] 786 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:792:24
[INFO] [stdout]     |
[INFO] [stdout] 792 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:876:10
[INFO] [stdout]     |
[INFO] [stdout] 876 |     ) -> PyResult<()> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:906:26
[INFO] [stdout]     |
[INFO] [stdout] 906 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:912:24
[INFO] [stdout]     |
[INFO] [stdout] 912 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:991:10
[INFO] [stdout]     |
[INFO] [stdout] 991 |     ) -> PyResult<()> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1019:26
[INFO] [stdout]      |
[INFO] [stdout] 1019 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1025:24
[INFO] [stdout]      |
[INFO] [stdout] 1025 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]      |                        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1102:10
[INFO] [stdout]      |
[INFO] [stdout] 1102 |     ) -> PyResult<()> {
[INFO] [stdout]      |          ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1130:26
[INFO] [stdout]      |
[INFO] [stdout] 1130 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1136:24
[INFO] [stdout]      |
[INFO] [stdout] 1136 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]      |                        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1205:10
[INFO] [stdout]      |
[INFO] [stdout] 1205 |     ) -> PyResult<()> {
[INFO] [stdout]      |          ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1231:26
[INFO] [stdout]      |
[INFO] [stdout] 1231 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1237:24
[INFO] [stdout]      |
[INFO] [stdout] 1237 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]      |                        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1300:10
[INFO] [stdout]      |
[INFO] [stdout] 1300 |     ) -> PyResult<()> {
[INFO] [stdout]      |          ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1321:26
[INFO] [stdout]      |
[INFO] [stdout] 1321 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1327:24
[INFO] [stdout]      |
[INFO] [stdout] 1327 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]      |                        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1413:10
[INFO] [stdout]      |
[INFO] [stdout] 1413 |     ) -> PyResult<()> {
[INFO] [stdout]      |          ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1434:26
[INFO] [stdout]      |
[INFO] [stdout] 1434 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1440:24
[INFO] [stdout]      |
[INFO] [stdout] 1440 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]      |                        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1485:58
[INFO] [stdout]      |
[INFO] [stdout] 1485 |     fn fit(&mut self, distance_matrix: Vec<Vec<f64>>) -> PyResult<()> {
[INFO] [stdout]      |                                                          ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1521:26
[INFO] [stdout]      |
[INFO] [stdout] 1521 |     fn predict(&self) -> PyResult<Vec<usize>> {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1527:24
[INFO] [stdout]      |
[INFO] [stdout] 1527 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]      |                        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1599:10
[INFO] [stdout]      |
[INFO] [stdout] 1599 |     ) -> PyResult<()> {
[INFO] [stdout]      |          ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1624:26
[INFO] [stdout]      |
[INFO] [stdout] 1624 |     fn predict(&self) -> PyResult<Vec<Vec<f64>>> {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1631:24
[INFO] [stdout]      |
[INFO] [stdout] 1631 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]      |                        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1725:10
[INFO] [stdout]      |
[INFO] [stdout] 1725 |     ) -> PyResult<()> {
[INFO] [stdout]      |          ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1750:26
[INFO] [stdout]      |
[INFO] [stdout] 1750 |     fn predict(&self) -> PyResult<Vec<Vec<f64>>> {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1757:24
[INFO] [stdout]      |
[INFO] [stdout] 1757 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]      |                        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1791:72
[INFO] [stdout]      |
[INFO] [stdout] 1791 | pub fn two_opt_py(tour: Vec<usize>, distance_matrix: Vec<Vec<f64>>) -> PyResult<(Vec<usize>, f64)> {
[INFO] [stdout]      |                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `colonyx` (lib) due to 49 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:141:58
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn fit(&mut self, distance_matrix: Vec<Vec<f64>>) -> PyResult<()> {
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:176:26
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn predict(&self) -> PyResult<Vec<usize>> {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:183:24
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:265:10
[INFO] [stdout]     |
[INFO] [stdout] 265 |     ) -> PyResult<()> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:296:26
[INFO] [stdout]     |
[INFO] [stdout] 296 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:303:24
[INFO] [stdout]     |
[INFO] [stdout] 303 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:372:10
[INFO] [stdout]     |
[INFO] [stdout] 372 |     ) -> PyResult<()> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:396:26
[INFO] [stdout]     |
[INFO] [stdout] 396 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:403:24
[INFO] [stdout]     |
[INFO] [stdout] 403 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:460:10
[INFO] [stdout]     |
[INFO] [stdout] 460 |     ) -> PyResult<()> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:480:26
[INFO] [stdout]     |
[INFO] [stdout] 480 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:486:24
[INFO] [stdout]     |
[INFO] [stdout] 486 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:555:10
[INFO] [stdout]     |
[INFO] [stdout] 555 |     ) -> PyResult<()> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:582:26
[INFO] [stdout]     |
[INFO] [stdout] 582 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:588:24
[INFO] [stdout]     |
[INFO] [stdout] 588 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:656:10
[INFO] [stdout]     |
[INFO] [stdout] 656 |     ) -> PyResult<()> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:682:26
[INFO] [stdout]     |
[INFO] [stdout] 682 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:688:24
[INFO] [stdout]     |
[INFO] [stdout] 688 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:759:10
[INFO] [stdout]     |
[INFO] [stdout] 759 |     ) -> PyResult<()> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:786:26
[INFO] [stdout]     |
[INFO] [stdout] 786 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:792:24
[INFO] [stdout]     |
[INFO] [stdout] 792 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:876:10
[INFO] [stdout]     |
[INFO] [stdout] 876 |     ) -> PyResult<()> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:906:26
[INFO] [stdout]     |
[INFO] [stdout] 906 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:912:24
[INFO] [stdout]     |
[INFO] [stdout] 912 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/bindings.rs:991:10
[INFO] [stdout]     |
[INFO] [stdout] 991 |     ) -> PyResult<()> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1019:26
[INFO] [stdout]      |
[INFO] [stdout] 1019 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1025:24
[INFO] [stdout]      |
[INFO] [stdout] 1025 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]      |                        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1102:10
[INFO] [stdout]      |
[INFO] [stdout] 1102 |     ) -> PyResult<()> {
[INFO] [stdout]      |          ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1130:26
[INFO] [stdout]      |
[INFO] [stdout] 1130 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1136:24
[INFO] [stdout]      |
[INFO] [stdout] 1136 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]      |                        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1205:10
[INFO] [stdout]      |
[INFO] [stdout] 1205 |     ) -> PyResult<()> {
[INFO] [stdout]      |          ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1231:26
[INFO] [stdout]      |
[INFO] [stdout] 1231 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1237:24
[INFO] [stdout]      |
[INFO] [stdout] 1237 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]      |                        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1300:10
[INFO] [stdout]      |
[INFO] [stdout] 1300 |     ) -> PyResult<()> {
[INFO] [stdout]      |          ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1321:26
[INFO] [stdout]      |
[INFO] [stdout] 1321 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1327:24
[INFO] [stdout]      |
[INFO] [stdout] 1327 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]      |                        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1413:10
[INFO] [stdout]      |
[INFO] [stdout] 1413 |     ) -> PyResult<()> {
[INFO] [stdout]      |          ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1434:26
[INFO] [stdout]      |
[INFO] [stdout] 1434 |     fn predict(&self) -> PyResult<Vec<f64>> {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1440:24
[INFO] [stdout]      |
[INFO] [stdout] 1440 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]      |                        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1485:58
[INFO] [stdout]      |
[INFO] [stdout] 1485 |     fn fit(&mut self, distance_matrix: Vec<Vec<f64>>) -> PyResult<()> {
[INFO] [stdout]      |                                                          ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1521:26
[INFO] [stdout]      |
[INFO] [stdout] 1521 |     fn predict(&self) -> PyResult<Vec<usize>> {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1527:24
[INFO] [stdout]      |
[INFO] [stdout] 1527 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]      |                        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1599:10
[INFO] [stdout]      |
[INFO] [stdout] 1599 |     ) -> PyResult<()> {
[INFO] [stdout]      |          ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1624:26
[INFO] [stdout]      |
[INFO] [stdout] 1624 |     fn predict(&self) -> PyResult<Vec<Vec<f64>>> {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1631:24
[INFO] [stdout]      |
[INFO] [stdout] 1631 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]      |                        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1725:10
[INFO] [stdout]      |
[INFO] [stdout] 1725 |     ) -> PyResult<()> {
[INFO] [stdout]      |          ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1750:26
[INFO] [stdout]      |
[INFO] [stdout] 1750 |     fn predict(&self) -> PyResult<Vec<Vec<f64>>> {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1757:24
[INFO] [stdout]      |
[INFO] [stdout] 1757 |     fn score(&self) -> PyResult<f64> {
[INFO] [stdout]      |                        ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]     --> src/bindings.rs:1791:72
[INFO] [stdout]      |
[INFO] [stdout] 1791 | pub fn two_opt_py(tour: Vec<usize>, distance_matrix: Vec<Vec<f64>>) -> PyResult<(Vec<usize>, f64)> {
[INFO] [stdout]      |                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `colonyx` (lib test) due to 49 previous errors
[INFO] running `Command { std: "docker" "inspect" "3c22b1aabc8fb5fbecb6bdb719e0611076a12ebcb00c70f61759de4353cb8bdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c22b1aabc8fb5fbecb6bdb719e0611076a12ebcb00c70f61759de4353cb8bdc", kill_on_drop: false }`
[INFO] [stdout] 3c22b1aabc8fb5fbecb6bdb719e0611076a12ebcb00c70f61759de4353cb8bdc
