[INFO] cloning repository https://github.com/massonsky/material-color-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/massonsky/material-color-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmassonsky%2Fmaterial-color-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmassonsky%2Fmaterial-color-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 30b2fed137e7a2cd2657c397e5741cca39c8d8fd
[INFO] checking massonsky/material-color-rs against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmassonsky%2Fmaterial-color-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/massonsky/material-color-rs
[INFO] finished tweaking git repo https://github.com/massonsky/material-color-rs
[INFO] tweaked toml for git repo https://github.com/massonsky/material-color-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/massonsky/material-color-rs 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/massonsky/material-color-rs 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-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 432137430c7398ff6c156f96b1c175b3e2373d787e8e92118254c8876ead4f1a
[INFO] running `Command { std: "docker" "start" "432137430c7398ff6c156f96b1c175b3e2373d787e8e92118254c8876ead4f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "432137430c7398ff6c156f96b1c175b3e2373d787e8e92118254c8876ead4f1a", 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" "432137430c7398ff6c156f96b1c175b3e2373d787e8e92118254c8876ead4f1a" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "432137430c7398ff6c156f96b1c175b3e2373d787e8e92118254c8876ead4f1a", 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" "432137430c7398ff6c156f96b1c175b3e2373d787e8e92118254c8876ead4f1a" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]     Checking material_color v1.0.0 (/opt/rustwide/workdir/crates/material_color)
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]     Checking material_color_capi v1.0.0 (/opt/rustwide/workdir/crates/material_color_capi)
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling pyo3-build-config v0.28.3
[INFO] [stderr]    Compiling pyo3-ffi v0.28.3
[INFO] [stderr]    Compiling pyo3-macros-backend v0.28.3
[INFO] [stderr]    Compiling pyo3 v0.28.3
[INFO] [stderr]    Compiling pyo3-macros v0.28.3
[INFO] [stderr]     Checking material_color_py v1.0.0 (/opt/rustwide/workdir/crates/material_color_py)
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> crates/material_color_py/src/lib.rs:463:49
[INFO] [stdout]     |
[INFO] [stdout] 463 |     fn color(&self, role: &Bound<'_, PyAny>) -> PyResult<u32> {
[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]    --> crates/material_color_py/src/lib.rs:467:47
[INFO] [stdout]     |
[INFO] [stdout] 467 |     fn hct(&self, role: &Bound<'_, PyAny>) -> PyResult<PyHct> {
[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]    --> crates/material_color_py/src/lib.rs:473:48
[INFO] [stdout]     |
[INFO] [stdout] 473 |     fn tone(&self, role: &Bound<'_, PyAny>) -> 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]    --> crates/material_color_py/src/lib.rs:532:72
[INFO] [stdout]     |
[INFO] [stdout] 532 | fn temperature_analogous(argb: u32, count: usize, divisions: usize) -> PyResult<Vec<u32>> {
[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 `material_color_py` (lib) due to 4 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]    --> crates/material_color_py/src/lib.rs:463:49
[INFO] [stdout]     |
[INFO] [stdout] 463 |     fn color(&self, role: &Bound<'_, PyAny>) -> PyResult<u32> {
[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]    --> crates/material_color_py/src/lib.rs:467:47
[INFO] [stdout]     |
[INFO] [stdout] 467 |     fn hct(&self, role: &Bound<'_, PyAny>) -> PyResult<PyHct> {
[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]    --> crates/material_color_py/src/lib.rs:473:48
[INFO] [stdout]     |
[INFO] [stdout] 473 |     fn tone(&self, role: &Bound<'_, PyAny>) -> 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]    --> crates/material_color_py/src/lib.rs:532:72
[INFO] [stdout]     |
[INFO] [stdout] 532 | fn temperature_analogous(argb: u32, count: usize, divisions: usize) -> PyResult<Vec<u32>> {
[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 `material_color_py` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "432137430c7398ff6c156f96b1c175b3e2373d787e8e92118254c8876ead4f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "432137430c7398ff6c156f96b1c175b3e2373d787e8e92118254c8876ead4f1a", kill_on_drop: false }`
[INFO] [stdout] 432137430c7398ff6c156f96b1c175b3e2373d787e8e92118254c8876ead4f1a
