[INFO] cloning repository https://github.com/SiesslPhillip/pyo3_examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SiesslPhillip/pyo3_examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSiesslPhillip%2Fpyo3_examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSiesslPhillip%2Fpyo3_examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee6e2ca4f8d0609ec13a74179a5e622298651184
[INFO] checking SiesslPhillip/pyo3_examples against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSiesslPhillip%2Fpyo3_examples" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SiesslPhillip/pyo3_examples
[INFO] finished tweaking git repo https://github.com/SiesslPhillip/pyo3_examples
[INFO] tweaked toml for git repo https://github.com/SiesslPhillip/pyo3_examples written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SiesslPhillip/pyo3_examples 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 git repo https://github.com/SiesslPhillip/pyo3_examples 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9c11b4d7e6e4284c104f9ced035d1e90b16cbb65b9c3e59dc4ac7c7a3f531129
[INFO] running `Command { std: "docker" "start" "9c11b4d7e6e4284c104f9ced035d1e90b16cbb65b9c3e59dc4ac7c7a3f531129", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c11b4d7e6e4284c104f9ced035d1e90b16cbb65b9c3e59dc4ac7c7a3f531129", 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" "9c11b4d7e6e4284c104f9ced035d1e90b16cbb65b9c3e59dc4ac7c7a3f531129" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c11b4d7e6e4284c104f9ced035d1e90b16cbb65b9c3e59dc4ac7c7a3f531129", 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" "9c11b4d7e6e4284c104f9ced035d1e90b16cbb65b9c3e59dc4ac7c7a3f531129" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.104
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]    Compiling pyo3-build-config v0.27.2
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling syn v2.0.112
[INFO] [stderr]    Compiling pyo3-ffi v0.27.2
[INFO] [stderr]    Compiling pyo3-macros-backend v0.27.2
[INFO] [stderr]    Compiling pyo3 v0.27.2
[INFO] [stderr]    Compiling pyo3-macros v0.27.2
[INFO] [stderr]     Checking python_rust v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/morsecode.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl MorseLeaf {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 16 |     fn new(input_value: char) -> Box<MorseLeaf> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]   --> src/binarytree.rs:85:46
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn contains(&self, search_value: i64) -> PyResult<bool> {
[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/search.rs:21:70
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn binary_search<'py>(input_value: i64, input_list: Vec<i64>) -> PyResult<bool> {
[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/sorting.rs:4:51
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn selection_sort(mut input_vec: Vec<i64>) -> PyResult<Vec<i64>> {
[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/sorting.rs:23:47
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn shell_sort(mut input_vec: Vec<i64>) -> PyResult<Vec<i64>> {
[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/sorting.rs:45:51
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn insertion_sort(mut input_vec: Vec<i64>) -> PyResult<Vec<i64>> {
[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/quick_sort.rs:4:50
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn quick_sort_py(mut input_vec: Vec<i64>) -> PyResult<Vec<i64>> {
[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/lib.rs:13:34
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn sort_string(input: String) -> PyResult<String> {
[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/lib.rs:31:43
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn mirror_string(input_string: String) -> PyResult<String> {
[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 `python_rust` (lib test) due to 8 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/morsecode.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl MorseLeaf {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 16 |     fn new(input_value: char) -> Box<MorseLeaf> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]   --> src/binarytree.rs:85:46
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn contains(&self, search_value: i64) -> PyResult<bool> {
[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/search.rs:21:70
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn binary_search<'py>(input_value: i64, input_list: Vec<i64>) -> PyResult<bool> {
[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/sorting.rs:4:51
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn selection_sort(mut input_vec: Vec<i64>) -> PyResult<Vec<i64>> {
[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/sorting.rs:23:47
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn shell_sort(mut input_vec: Vec<i64>) -> PyResult<Vec<i64>> {
[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/sorting.rs:45:51
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn insertion_sort(mut input_vec: Vec<i64>) -> PyResult<Vec<i64>> {
[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/quick_sort.rs:4:50
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn quick_sort_py(mut input_vec: Vec<i64>) -> PyResult<Vec<i64>> {
[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/lib.rs:13:34
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn sort_string(input: String) -> PyResult<String> {
[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/lib.rs:31:43
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn mirror_string(input_string: String) -> PyResult<String> {
[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 `python_rust` (lib) due to 8 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "9c11b4d7e6e4284c104f9ced035d1e90b16cbb65b9c3e59dc4ac7c7a3f531129", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c11b4d7e6e4284c104f9ced035d1e90b16cbb65b9c3e59dc4ac7c7a3f531129", kill_on_drop: false }`
[INFO] [stdout] 9c11b4d7e6e4284c104f9ced035d1e90b16cbb65b9c3e59dc4ac7c7a3f531129
