[INFO] cloning repository https://github.com/theodore-s-beers/feruca-py
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/theodore-s-beers/feruca-py" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheodore-s-beers%2Fferuca-py", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheodore-s-beers%2Fferuca-py'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8aa6d19a46b6b926916e4a667cee148393936052
[INFO] checking theodore-s-beers/feruca-py against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheodore-s-beers%2Fferuca-py" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/theodore-s-beers/feruca-py
[INFO] finished tweaking git repo https://github.com/theodore-s-beers/feruca-py
[INFO] tweaked toml for git repo https://github.com/theodore-s-beers/feruca-py written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/theodore-s-beers/feruca-py 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/theodore-s-beers/feruca-py 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-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5a18941e3718600e6f4c385fa210cd19aa8f268fe4091800c3ff9f3090555ff2
[INFO] running `Command { std: "docker" "start" "5a18941e3718600e6f4c385fa210cd19aa8f268fe4091800c3ff9f3090555ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a18941e3718600e6f4c385fa210cd19aa8f268fe4091800c3ff9f3090555ff2", 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" "5a18941e3718600e6f4c385fa210cd19aa8f268fe4091800c3ff9f3090555ff2" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a18941e3718600e6f4c385fa210cd19aa8f268fe4091800c3ff9f3090555ff2", 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" "5a18941e3718600e6f4c385fa210cd19aa8f268fe4091800c3ff9f3090555ff2" "/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]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling unicode-canonical-combining-class v1.0.0
[INFO] [stderr]     Checking memchr v2.8.2
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking unty v0.0.4
[INFO] [stderr]     Checking rustc-hash v2.1.2
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling pyo3-build-config v0.29.0
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking bstr v1.12.1
[INFO] [stderr]     Checking bincode v2.0.1
[INFO] [stderr]    Compiling pyo3-ffi v0.29.0
[INFO] [stderr]    Compiling pyo3 v0.29.0
[INFO] [stderr]     Checking feruca v0.11.5
[INFO] [stderr]    Compiling pyo3-macros-backend v0.29.0
[INFO] [stderr]    Compiling pyo3-macros v0.29.0
[INFO] [stderr]     Checking feruca_py v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]  --> src/lib.rs:9:58
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn collate(mut strings: Vec<String>, tailoring: &str) -> PyResult<Vec<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]   = 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/lib.rs:9:58
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn collate(mut strings: Vec<String>, tailoring: &str) -> PyResult<Vec<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]   = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `feruca_py` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `feruca_py` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "5a18941e3718600e6f4c385fa210cd19aa8f268fe4091800c3ff9f3090555ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a18941e3718600e6f4c385fa210cd19aa8f268fe4091800c3ff9f3090555ff2", kill_on_drop: false }`
[INFO] [stdout] 5a18941e3718600e6f4c385fa210cd19aa8f268fe4091800c3ff9f3090555ff2
