[INFO] cloning repository https://github.com/bradleydwyer/caucus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bradleydwyer/caucus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbradleydwyer%2Fcaucus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbradleydwyer%2Fcaucus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7871cdf4d732eb2f2167bb00473feeae56500048
[INFO] checking bradleydwyer/caucus against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbradleydwyer%2Fcaucus" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/bradleydwyer/caucus
[INFO] finished tweaking git repo https://github.com/bradleydwyer/caucus
[INFO] tweaked toml for git repo https://github.com/bradleydwyer/caucus written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bradleydwyer/caucus 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/bradleydwyer/caucus 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] warning: unused field `repository` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | repository = "https://github.com/bradleydwyer/caucus"
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_package_fields` is set to `warn` by default
[INFO] [stderr] help: consider removing the field `workspace.package.repository`
[INFO] [stderr] warning: workspace (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0e54ab5a182052afef8eea644b0614df395efad1c413e543eaba3482bccc611f
[INFO] running `Command { std: "docker" "start" "0e54ab5a182052afef8eea644b0614df395efad1c413e543eaba3482bccc611f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e54ab5a182052afef8eea644b0614df395efad1c413e543eaba3482bccc611f", 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" "0e54ab5a182052afef8eea644b0614df395efad1c413e543eaba3482bccc611f" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e54ab5a182052afef8eea644b0614df395efad1c413e543eaba3482bccc611f", 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" "0e54ab5a182052afef8eea644b0614df395efad1c413e543eaba3482bccc611f" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: unused field `repository` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | repository = "https://github.com/bradleydwyer/caucus"
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_package_fields` is set to `warn` by default
[INFO] [stderr] help: consider removing the field `workspace.package.repository`
[INFO] [stderr] warning: workspace (manifest) generated 1 warning
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking futures-sink v0.3.33
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking socket2 v0.6.2
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]    Compiling rustls v0.23.36
[INFO] [stderr]     Checking toml_write v0.1.2
[INFO] [stderr]     Checking winnow v0.7.15
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking iri-string v0.7.10
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]     Checking regex-syntax v0.8.9
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking clap_lex v1.0.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking colored v3.1.1
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking clap_builder v4.5.60
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]    Compiling pyo3-build-config v0.28.2
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]    Compiling pyo3-macros-backend v0.28.2
[INFO] [stderr]    Compiling pyo3-ffi v0.28.2
[INFO] [stderr]    Compiling pyo3 v0.28.2
[INFO] [stderr]    Compiling caucus-python v1.1.4 (/opt/rustwide/workdir/crates/caucus-python)
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking serde_path_to_error v0.1.20
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]     Checking rustls-webpki v0.103.9
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling clap_derive v4.5.55
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.1
[INFO] [stderr]     Checking zerovec v0.11.5
[INFO] [stderr]     Checking zerotrie v0.2.3
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking axum-core v0.5.6
[INFO] [stderr]     Checking tracing-subscriber v0.3.22
[INFO] [stderr]     Checking tinystr v0.8.2
[INFO] [stderr]     Checking potential_utf v0.1.4
[INFO] [stderr]     Checking icu_collections v2.1.1
[INFO] [stderr]     Checking icu_locale_core v2.1.1
[INFO] [stderr]     Checking clap v4.5.60
[INFO] [stderr]     Checking icu_provider v2.1.1
[INFO] [stderr]     Checking icu_properties v2.1.2
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]     Checking futures-executor v0.3.32
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Compiling pyo3-macros v0.28.2
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking toml_datetime v0.6.11
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_spanned v0.6.9
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking toml_edit v0.22.27
[INFO] [stderr]     Checking toml v0.8.23
[INFO] [stderr]     Checking hyper v1.8.1
[INFO] [stderr]     Checking tower v0.5.3
[INFO] [stderr]     Checking tokio-rustls v0.26.4
[INFO] [stderr]     Checking tower-http v0.6.8
[INFO] [stderr]     Checking hyper-util v0.1.20
[INFO] [stderr]     Checking hyper-rustls v0.27.7
[INFO] [stderr]     Checking axum v0.8.8
[INFO] [stderr]     Checking reqwest v0.12.28
[INFO] [stderr]     Checking caucus-core v1.1.4 (/opt/rustwide/workdir/crates/caucus-core)
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]   --> crates/caucus-python/src/lib.rs:74:42
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn to_dict(&self, py: Python<'_>) -> PyResult<Py<PyAny>> {
[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/caucus-python/src/lib.rs:74:42
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn to_dict(&self, py: Python<'_>) -> PyResult<Py<PyAny>> {
[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/caucus-python/src/lib.rs:109:61
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn consensus(candidates: Vec<Candidate>, strategy: &str) -> PyResult<ConsensusResult> {
[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/caucus-python/src/lib.rs:109:61
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn consensus(candidates: Vec<Candidate>, strategy: &str) -> PyResult<ConsensusResult> {
[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 `caucus-python` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `caucus-python` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "0e54ab5a182052afef8eea644b0614df395efad1c413e543eaba3482bccc611f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e54ab5a182052afef8eea644b0614df395efad1c413e543eaba3482bccc611f", kill_on_drop: false }`
[INFO] [stdout] 0e54ab5a182052afef8eea644b0614df395efad1c413e543eaba3482bccc611f
