[INFO] cloning repository https://github.com/GongJr0/parquet-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GongJr0/parquet-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGongJr0%2Fparquet-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGongJr0%2Fparquet-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d42c09e4ff3def911560d355518ac73d43520d3
[INFO] checking GongJr0/parquet-engine against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGongJr0%2Fparquet-engine" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/GongJr0/parquet-engine
[INFO] finished tweaking git repo https://github.com/GongJr0/parquet-engine
[INFO] tweaked toml for git repo https://github.com/GongJr0/parquet-engine written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/GongJr0/parquet-engine 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/GongJr0/parquet-engine 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-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ed669f890dc7937573fba492192d69e6eed1327fd0b196c3c8e549edcbc4b25c
[INFO] running `Command { std: "docker" "start" "ed669f890dc7937573fba492192d69e6eed1327fd0b196c3c8e549edcbc4b25c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed669f890dc7937573fba492192d69e6eed1327fd0b196c3c8e549edcbc4b25c", 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" "ed669f890dc7937573fba492192d69e6eed1327fd0b196c3c8e549edcbc4b25c" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed669f890dc7937573fba492192d69e6eed1327fd0b196c3c8e549edcbc4b25c", 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" "ed669f890dc7937573fba492192d69e6eed1327fd0b196c3c8e549edcbc4b25c" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.52
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]     Checking arrow-schema v59.0.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking memchr v2.8.1
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]     Checking lexical-util v1.0.7
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]     Checking regex-syntax v0.8.11
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking bitflags v2.13.0
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]     Checking indexmap v2.14.0
[INFO] [stderr]     Checking brotli-decompressor v5.0.1
[INFO] [stderr]     Checking twox-hash v2.1.2
[INFO] [stderr]     Checking zlib-rs v0.6.3
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking lz4_flex v0.13.1
[INFO] [stderr]    Compiling flatbuffers v25.12.19
[INFO] [stderr]    Compiling pyo3-build-config v0.28.3
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking lexical-write-integer v1.0.6
[INFO] [stderr]     Checking lexical-parse-integer v1.0.6
[INFO] [stderr]     Checking lexical-parse-float v1.0.6
[INFO] [stderr]     Checking lexical-write-float v1.0.6
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking chrono v0.4.45
[INFO] [stderr]     Checking atoi v2.0.0
[INFO] [stderr]     Checking brotli v8.0.3
[INFO] [stderr]    Compiling cc v1.2.63
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking lexical-core v1.0.6
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling pyo3-macros-backend v0.28.3
[INFO] [stderr]    Compiling pyo3-ffi v0.28.3
[INFO] [stderr]    Compiling pyo3 v0.28.3
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]    Compiling zerocopy-derive v0.8.52
[INFO] [stderr]     Checking regex v1.12.4
[INFO] [stderr]     Checking zstd v0.13.3
[INFO] [stderr]    Compiling pyo3-macros v0.28.3
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking arrow-buffer v59.0.0
[INFO] [stderr]     Checking arrow-data v59.0.0
[INFO] [stderr]     Checking arrow-array v59.0.0
[INFO] [stderr]     Checking arrow-select v59.0.0
[INFO] [stderr]     Checking arrow-arith v59.0.0
[INFO] [stderr]     Checking arrow-row v59.0.0
[INFO] [stderr]     Checking arrow-ord v59.0.0
[INFO] [stderr]     Checking arrow-ipc v59.0.0
[INFO] [stderr]     Checking arrow-string v59.0.0
[INFO] [stderr]     Checking arrow-cast v59.0.0
[INFO] [stderr]     Checking parquet v59.0.0
[INFO] [stderr]     Checking arrow-json v59.0.0
[INFO] [stderr]     Checking arrow-csv v59.0.0
[INFO] [stderr]     Checking arrow v59.0.0
[INFO] [stderr]     Checking parquet-engine v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/lib.rs:375:6
[INFO] [stdout]     |
[INFO] [stdout] 375 | ) -> PyResult<Bound<'py, PyBytes>> {
[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:383:27
[INFO] [stdout]     |
[INFO] [stdout] 383 | fn decode(data: &[u8]) -> PyResult<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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/lib.rs:395:6
[INFO] [stdout]     |
[INFO] [stdout] 395 | ) -> PyResult<Bound<'py, PyBytes>> {
[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:416:57
[INFO] [stdout]     |
[INFO] [stdout] 416 | fn decode_columns<'py>(py: Python<'py>, data: &[u8]) -> PyResult<Bound<'py, PyDict>> {
[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 `parquet-engine` (lib test) 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]    --> src/lib.rs:375:6
[INFO] [stdout]     |
[INFO] [stdout] 375 | ) -> PyResult<Bound<'py, PyBytes>> {
[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:383:27
[INFO] [stdout]     |
[INFO] [stdout] 383 | fn decode(data: &[u8]) -> PyResult<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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/lib.rs:395:6
[INFO] [stdout]     |
[INFO] [stdout] 395 | ) -> PyResult<Bound<'py, PyBytes>> {
[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:416:57
[INFO] [stdout]     |
[INFO] [stdout] 416 | fn decode_columns<'py>(py: Python<'py>, data: &[u8]) -> PyResult<Bound<'py, PyDict>> {
[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 `parquet-engine` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "ed669f890dc7937573fba492192d69e6eed1327fd0b196c3c8e549edcbc4b25c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed669f890dc7937573fba492192d69e6eed1327fd0b196c3c8e549edcbc4b25c", kill_on_drop: false }`
[INFO] [stdout] ed669f890dc7937573fba492192d69e6eed1327fd0b196c3c8e549edcbc4b25c