[INFO] cloning repository https://github.com/Chaunice/corpus_dispersion
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Chaunice/corpus_dispersion" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChaunice%2Fcorpus_dispersion", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChaunice%2Fcorpus_dispersion'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 656096171d57024547fb94145612fa7ba4b9cd18
[INFO] checking Chaunice/corpus_dispersion against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChaunice%2Fcorpus_dispersion" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Chaunice/corpus_dispersion
[INFO] finished tweaking git repo https://github.com/Chaunice/corpus_dispersion
[INFO] tweaked toml for git repo https://github.com/Chaunice/corpus_dispersion written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Chaunice/corpus_dispersion 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/Chaunice/corpus_dispersion 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] 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] 4594bfac491177ad6c1105300547f625a0aaa8c381d13a61149a9b160be97aaa
[INFO] running `Command { std: "docker" "start" "4594bfac491177ad6c1105300547f625a0aaa8c381d13a61149a9b160be97aaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4594bfac491177ad6c1105300547f625a0aaa8c381d13a61149a9b160be97aaa", 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" "4594bfac491177ad6c1105300547f625a0aaa8c381d13a61149a9b160be97aaa" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4594bfac491177ad6c1105300547f625a0aaa8c381d13a61149a9b160be97aaa", 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" "4594bfac491177ad6c1105300547f625a0aaa8c381d13a61149a9b160be97aaa" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling pyo3-build-config v0.25.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling pyo3-ffi v0.25.1
[INFO] [stderr]    Compiling pyo3-macros-backend v0.25.1
[INFO] [stderr]    Compiling pyo3 v0.25.1
[INFO] [stderr]    Compiling pyo3-macros v0.25.1
[INFO] [stderr]     Checking corpus_dispersion v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/analyzer.rs:413:10
[INFO] [stdout]     |
[INFO] [stdout] 413 |     ) -> PyResult<Vec<DispersionMetrics>> {
[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/analyzer.rs:413:10
[INFO] [stdout]     |
[INFO] [stdout] 413 |     ) -> PyResult<Vec<DispersionMetrics>> {
[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/analyzer.rs:464:10
[INFO] [stdout]     |
[INFO] [stdout] 464 |     ) -> PyResult<Option<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]    --> src/analyzer.rs:464:10
[INFO] [stdout]     |
[INFO] [stdout] 464 |     ) -> PyResult<Option<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 `corpus_dispersion` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `corpus_dispersion` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4594bfac491177ad6c1105300547f625a0aaa8c381d13a61149a9b160be97aaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4594bfac491177ad6c1105300547f625a0aaa8c381d13a61149a9b160be97aaa", kill_on_drop: false }`
[INFO] [stdout] 4594bfac491177ad6c1105300547f625a0aaa8c381d13a61149a9b160be97aaa
