[INFO] cloning repository https://github.com/huangsam/rustoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/huangsam/rustoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuangsam%2Frustoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuangsam%2Frustoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 502ae9b1762e3dae5eef2c942df5b18ec52201ee
[INFO] checking huangsam/rustoku against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuangsam%2Frustoku" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/huangsam/rustoku
[INFO] finished tweaking git repo https://github.com/huangsam/rustoku
[INFO] tweaked toml for git repo https://github.com/huangsam/rustoku written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/huangsam/rustoku 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/huangsam/rustoku 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5344ce438b9881993c89a7a36c4904639f59f2a3220617471b5aff5dd2a87955
[INFO] running `Command { std: "docker" "start" "5344ce438b9881993c89a7a36c4904639f59f2a3220617471b5aff5dd2a87955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5344ce438b9881993c89a7a36c4904639f59f2a3220617471b5aff5dd2a87955", 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" "5344ce438b9881993c89a7a36c4904639f59f2a3220617471b5aff5dd2a87955" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5344ce438b9881993c89a7a36c4904639f59f2a3220617471b5aff5dd2a87955", 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" "5344ce438b9881993c89a7a36c4904639f59f2a3220617471b5aff5dd2a87955" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]     Checking aho-corasick v1.1.5
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.129
[INFO] [stderr]    Compiling crossbeam-utils v0.8.23
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.21
[INFO] [stderr]    Compiling zerocopy v0.8.62
[INFO] [stderr]    Compiling syn v3.0.7
[INFO] [stderr]     Checking bitflags v2.13.2
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.8
[INFO] [stderr]    Compiling cc v1.7.0
[INFO] [stderr]    Compiling serde_json v1.0.152
[INFO] [stderr]    Compiling bumpalo v3.20.3
[INFO] [stderr]    Compiling wasm-bindgen v0.2.129
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking rustix v1.1.5
[INFO] [stderr]     Checking unicode-ident v1.0.26
[INFO] [stderr]    Compiling pyo3-build-config v0.29.3
[INFO] [stderr]     Checking rand v0.10.3
[INFO] [stderr]     Checking bit-vec v0.10.1
[INFO] [stderr]     Checking page_size v0.6.0
[INFO] [stderr]     Checking rand_xorshift v0.5.0
[INFO] [stderr]     Checking futures-core v0.3.34
[INFO] [stderr]     Checking float-cmp v0.10.0
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking futures-util v0.3.34
[INFO] [stderr]     Checking bit-set v0.11.1
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]    Compiling pyo3-ffi v0.29.3
[INFO] [stderr]    Compiling pyo3 v0.29.3
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]    Compiling alloca v0.4.0
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking criterion-plot v0.8.2
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking rusty-fork v0.3.1
[INFO] [stderr]     Checking proptest v1.12.0
[INFO] [stderr]    Compiling pyo3-macros-backend v0.29.3
[INFO] [stderr]    Compiling zerocopy-derive v0.8.62
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]     Checking bstr v1.13.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.129
[INFO] [stderr]     Checking predicates v3.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling clap_derive v4.6.7
[INFO] [stderr]     Checking assert_cmd v2.2.2
[INFO] [stderr]     Checking clap v4.6.7
[INFO] [stderr]     Checking rustoku-lib v0.16.0 (/opt/rustwide/workdir/rustoku-lib)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling pyo3-macros v0.29.3
[INFO] [stderr]     Checking rustoku-cli v0.16.0 (/opt/rustwide/workdir/rustoku-cli)
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.129
[INFO] [stderr]     Checking js-sys v0.3.106
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking criterion v0.8.2
[INFO] [stderr]     Checking rustoku-py v0.16.0 (/opt/rustwide/workdir/rustoku-py)
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]   --> rustoku-py/src/lib.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(puzzle: &str) -> 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]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]   --> rustoku-py/src/lib.rs:71:31
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn solve_all(puzzle: &str) -> PyResult<Vec<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: `pyo3::PyErr`
[INFO] [stdout]   --> rustoku-py/src/lib.rs:91:6
[INFO] [stdout]    |
[INFO] [stdout] 91 | ) -> PyResult<Option<Bound<'py, PyDict>>> {
[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: `pyo3::PyErr`
[INFO] [stdout]    --> rustoku-py/src/lib.rs:103:59
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn count_solutions(puzzle: &str, until: Option<usize>) -> PyResult<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: `pyo3::PyErr`
[INFO] [stdout]    --> rustoku-py/src/lib.rs:115:32
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn candidates(puzzle: &str) -> PyResult<Vec<Vec<Vec<u8>>>> {
[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: `pyo3::PyErr`
[INFO] [stdout]    --> rustoku-py/src/lib.rs:126:34
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn generate(difficulty: &str) -> 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: `pyo3::PyErr`
[INFO] [stdout]    --> rustoku-py/src/lib.rs:140:67
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn generate_advanced(symmetry: &str, difficulty: Option<&str>) -> 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: `pyo3::PyErr`
[INFO] [stdout]    --> rustoku-py/src/lib.rs:150:30
[INFO] [stdout]     |
[INFO] [stdout] 150 | fn check(board_str: &str) -> 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] [stderr] error: could not compile `rustoku-py` (lib) due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]   --> rustoku-py/src/lib.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(puzzle: &str) -> 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]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]   --> rustoku-py/src/lib.rs:71:31
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn solve_all(puzzle: &str) -> PyResult<Vec<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: `pyo3::PyErr`
[INFO] [stdout]   --> rustoku-py/src/lib.rs:91:6
[INFO] [stdout]    |
[INFO] [stdout] 91 | ) -> PyResult<Option<Bound<'py, PyDict>>> {
[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: `pyo3::PyErr`
[INFO] [stdout]    --> rustoku-py/src/lib.rs:103:59
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn count_solutions(puzzle: &str, until: Option<usize>) -> PyResult<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: `pyo3::PyErr`
[INFO] [stdout]    --> rustoku-py/src/lib.rs:115:32
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn candidates(puzzle: &str) -> PyResult<Vec<Vec<Vec<u8>>>> {
[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: `pyo3::PyErr`
[INFO] [stdout]    --> rustoku-py/src/lib.rs:126:34
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn generate(difficulty: &str) -> 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: `pyo3::PyErr`
[INFO] [stdout]    --> rustoku-py/src/lib.rs:140:67
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn generate_advanced(symmetry: &str, difficulty: Option<&str>) -> 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: `pyo3::PyErr`
[INFO] [stdout]    --> rustoku-py/src/lib.rs:150:30
[INFO] [stdout]     |
[INFO] [stdout] 150 | fn check(board_str: &str) -> 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] [stderr] error: could not compile `rustoku-py` (lib test) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "5344ce438b9881993c89a7a36c4904639f59f2a3220617471b5aff5dd2a87955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5344ce438b9881993c89a7a36c4904639f59f2a3220617471b5aff5dd2a87955", kill_on_drop: false }`
[INFO] [stdout] 5344ce438b9881993c89a7a36c4904639f59f2a3220617471b5aff5dd2a87955
