[INFO] cloning repository https://github.com/breno-jesus-fernandes/bankai-fast-mcs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/breno-jesus-fernandes/bankai-fast-mcs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbreno-jesus-fernandes%2Fbankai-fast-mcs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbreno-jesus-fernandes%2Fbankai-fast-mcs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c93bab462550564fe1d2ac2a7bfb8f6504deea9
[INFO] checking breno-jesus-fernandes/bankai-fast-mcs against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbreno-jesus-fernandes%2Fbankai-fast-mcs" "/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/breno-jesus-fernandes/bankai-fast-mcs
[INFO] finished tweaking git repo https://github.com/breno-jesus-fernandes/bankai-fast-mcs
[INFO] tweaked toml for git repo https://github.com/breno-jesus-fernandes/bankai-fast-mcs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/breno-jesus-fernandes/bankai-fast-mcs 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/breno-jesus-fernandes/bankai-fast-mcs 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] 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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 76f8b7e3d1f7997c99b53bc8d277e04f94e83c0cc04124ab03910fc227043de7
[INFO] running `Command { std: "docker" "start" "76f8b7e3d1f7997c99b53bc8d277e04f94e83c0cc04124ab03910fc227043de7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76f8b7e3d1f7997c99b53bc8d277e04f94e83c0cc04124ab03910fc227043de7", 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" "76f8b7e3d1f7997c99b53bc8d277e04f94e83c0cc04124ab03910fc227043de7" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76f8b7e3d1f7997c99b53bc8d277e04f94e83c0cc04124ab03910fc227043de7", 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" "76f8b7e3d1f7997c99b53bc8d277e04f94e83c0cc04124ab03910fc227043de7" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.23
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.21
[INFO] [stderr]    Compiling zerocopy v0.8.59
[INFO] [stderr]    Compiling crossbeam-deque v0.8.8
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling pyo3-build-config v0.29.3
[INFO] [stderr]    Compiling syn v3.0.6
[INFO] [stderr]    Compiling matrixmultiply v0.3.11
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling alloca v0.4.0
[INFO] [stderr]     Checking num-integer v0.1.47
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking clap_lex v1.1.1
[INFO] [stderr]     Checking serde_json v1.0.151
[INFO] [stderr]     Checking clap_builder v4.6.7
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking ndarray v0.17.2
[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 numpy v0.29.0
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]     Checking clap v4.6.7
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]     Checking criterion-plot v0.8.2
[INFO] [stderr]    Compiling pyo3-macros-backend v0.29.3
[INFO] [stderr]    Compiling zerocopy-derive v0.8.59
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling pyo3-macros v0.29.3
[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 bankai-fast-mcs v0.1.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]   --> src/api.rs:52:76
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn add_losses(&mut self, py: Python<'_>, losses: Py<PyArray2<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/api.rs:94:10
[INFO] [stdout]    |
[INFO] [stdout] 94 |     ) -> 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/api.rs:152:10
[INFO] [stdout]     |
[INFO] [stdout] 152 |     ) -> PyResult<(Bound<'py, PyArray1<usize>>, Bound<'py, PyArray1<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/lib.rs:14:6
[INFO] [stdout]    |
[INFO] [stdout] 14 | ) -> PyResult<(Vec<f64>, Vec<usize>, 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] [stderr] error: could not compile `bankai-fast-mcs` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "76f8b7e3d1f7997c99b53bc8d277e04f94e83c0cc04124ab03910fc227043de7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76f8b7e3d1f7997c99b53bc8d277e04f94e83c0cc04124ab03910fc227043de7", kill_on_drop: false }`
[INFO] [stdout] 76f8b7e3d1f7997c99b53bc8d277e04f94e83c0cc04124ab03910fc227043de7
