[INFO] cloning repository https://github.com/ChurnKenLee/ppml-estimator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ChurnKenLee/ppml-estimator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChurnKenLee%2Fppml-estimator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChurnKenLee%2Fppml-estimator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15ea1c345046e4d17440c7cda4d24c28ab3a5ca0
[INFO] checking ChurnKenLee/ppml-estimator against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChurnKenLee%2Fppml-estimator" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ChurnKenLee/ppml-estimator
[INFO] finished tweaking git repo https://github.com/ChurnKenLee/ppml-estimator
[INFO] tweaked toml for git repo https://github.com/ChurnKenLee/ppml-estimator written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ChurnKenLee/ppml-estimator 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/ChurnKenLee/ppml-estimator 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-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a1c19570a1d092f990ff2b343d2369c70f5e663193e06dc36a1c60bdf19901a3
[INFO] running `Command { std: "docker" "start" "a1c19570a1d092f990ff2b343d2369c70f5e663193e06dc36a1c60bdf19901a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1c19570a1d092f990ff2b343d2369c70f5e663193e06dc36a1c60bdf19901a3", 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" "a1c19570a1d092f990ff2b343d2369c70f5e663193e06dc36a1c60bdf19901a3" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1c19570a1d092f990ff2b343d2369c70f5e663193e06dc36a1c60bdf19901a3", 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" "a1c19570a1d092f990ff2b343d2369c70f5e663193e06dc36a1c60bdf19901a3" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling cfg_aliases v0.2.2
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]     Checking bitflags v2.13.1
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]    Compiling thiserror v2.0.19
[INFO] [stderr]     Checking log v0.4.33
[INFO] [stderr]    Compiling zerocopy v0.8.55
[INFO] [stderr]     Checking foldhash v0.2.0
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking libloading v0.8.9
[INFO] [stderr]     Checking arrayvec v0.7.8
[INFO] [stderr]    Compiling naga v29.0.4
[INFO] [stderr]     Checking bit-vec v0.9.1
[INFO] [stderr]    Compiling ash v0.38.0+1.3.281
[INFO] [stderr]     Checking hashbrown v0.17.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]    Compiling pkg-config v0.3.33
[INFO] [stderr]     Checking codespan-reporting v0.13.1
[INFO] [stderr]     Checking spirv v0.4.0+sdk-1.4.341.0
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]    Compiling khronos-egl v6.0.0
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]     Checking raw-window-handle v0.6.2
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking bit-set v0.9.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking hexf-parse v0.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.22
[INFO] [stderr]     Checking hashbrown v0.16.1
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[INFO] [stderr]    Compiling num-traits v0.2.19
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[INFO] [stderr]     Checking gpu-descriptor-types v0.2.0
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[INFO] [stderr]    Compiling wayland-sys v0.31.11
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]     Checking glow v0.17.0
[INFO] [stderr]    Compiling wgpu-core v29.0.4
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]    Compiling pyo3-build-config v0.29.0
[INFO] [stderr]    Compiling cc v1.4.0
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[INFO] [stderr]    Compiling rayon-core v1.13.0
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[INFO] [stderr]    Compiling wgpu v29.0.4
[INFO] [stderr]     Checking ordered-float v5.3.0
[INFO] [stderr]    Compiling anyhow v1.0.104
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling serde v1.0.229
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[INFO] [stderr]     Checking static_assertions v1.1.0
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[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]     Checking pollster v0.4.0
[INFO] [stderr]    Compiling pyo3-ffi v0.29.0
[INFO] [stderr]    Compiling pyo3 v0.29.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]    Compiling blake3 v1.8.5
[INFO] [stderr]    Compiling thiserror-impl v2.0.19
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling pyo3-macros-backend v0.29.0
[INFO] [stderr]    Compiling zerocopy-derive v0.8.55
[INFO] [stderr]    Compiling bytemuck_derive v1.11.0
[INFO] [stderr]     Checking bytemuck v1.25.2
[INFO] [stderr]     Checking wgpu-types v29.0.4
[INFO] [stderr]    Compiling pyo3-macros v0.29.0
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking gpu-allocator v0.28.0
[INFO] [stderr]     Checking wgpu-naga-bridge v29.0.4
[INFO] [stderr]     Checking wgpu-core-deps-windows-linux-android v29.0.4
[INFO] [stderr]     Checking ppml-estimator v0.1.0 (/opt/rustwide/workdir/crates/ppml-core)
[INFO] [stderr]     Checking ppml-estimator-python v0.1.0 (/opt/rustwide/workdir/bindings/python)
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]    --> bindings/python/src/lib.rs:290:6
[INFO] [stdout]     |
[INFO] [stdout] 290 | ) -> PyResult<PyNativeFit> {
[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]    --> bindings/python/src/lib.rs:325:6
[INFO] [stdout]     |
[INFO] [stdout] 325 | ) -> PyResult<PyNativePrediction> {
[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]    --> bindings/python/src/lib.rs:355:6
[INFO] [stdout]     |
[INFO] [stdout] 355 | ) -> PyResult<PyNativeMeta> {
[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]    --> bindings/python/src/lib.rs:389:6
[INFO] [stdout]     |
[INFO] [stdout] 389 | ) -> PyResult<PyNativeDiagnostics> {
[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]    --> bindings/python/src/lib.rs:436:27
[INFO] [stdout]     |
[INFO] [stdout] 436 | fn available_devices() -> 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]    --> bindings/python/src/lib.rs:290:6
[INFO] [stdout]     |
[INFO] [stdout] 290 | ) -> PyResult<PyNativeFit> {
[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]    --> bindings/python/src/lib.rs:442:69
[INFO] [stdout]     |
[INFO] [stdout] 442 | fn preflight_device(selector: Option<&str>, hardware_only: bool) -> 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]    --> bindings/python/src/lib.rs:325:6
[INFO] [stdout]     |
[INFO] [stdout] 325 | ) -> PyResult<PyNativePrediction> {
[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]    --> bindings/python/src/lib.rs:355:6
[INFO] [stdout]     |
[INFO] [stdout] 355 | ) -> PyResult<PyNativeMeta> {
[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]    --> bindings/python/src/lib.rs:389:6
[INFO] [stdout]     |
[INFO] [stdout] 389 | ) -> PyResult<PyNativeDiagnostics> {
[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]    --> bindings/python/src/lib.rs:436:27
[INFO] [stdout]     |
[INFO] [stdout] 436 | fn available_devices() -> 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]    --> bindings/python/src/lib.rs:442:69
[INFO] [stdout]     |
[INFO] [stdout] 442 | fn preflight_device(selector: Option<&str>, hardware_only: bool) -> 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 `ppml-estimator-python` (lib test) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `ppml-estimator-python` (lib) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "a1c19570a1d092f990ff2b343d2369c70f5e663193e06dc36a1c60bdf19901a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1c19570a1d092f990ff2b343d2369c70f5e663193e06dc36a1c60bdf19901a3", kill_on_drop: false }`
[INFO] [stdout] a1c19570a1d092f990ff2b343d2369c70f5e663193e06dc36a1c60bdf19901a3
