[INFO] fetching crate polars-lazy 0.19.1...
[INFO] testing polars-lazy-0.19.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate polars-lazy 0.19.1 into /workspace/builds/worker-85/source
[INFO] validating manifest of crates.io crate polars-lazy 0.19.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polars-lazy 0.19.1
[INFO] finished tweaking crates.io crate polars-lazy 0.19.1
[INFO] tweaked toml for crates.io crate polars-lazy 0.19.1 written to /workspace/builds/worker-85/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded brotli-decompressor v2.3.2
[INFO] [stderr]   Downloaded planus v0.2.0
[INFO] [stderr]   Downloaded lexical v6.0.1
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[INFO] [stdout] c379f4c65d0c75073edac19f462f3ce8a24febeca18303deee380bbf72c4a807
[INFO] running `Command { std: "docker" "start" "-a" "c379f4c65d0c75073edac19f462f3ce8a24febeca18303deee380bbf72c4a807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c379f4c65d0c75073edac19f462f3ce8a24febeca18303deee380bbf72c4a807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c379f4c65d0c75073edac19f462f3ce8a24febeca18303deee380bbf72c4a807", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 770ea71e83480a3df0dbe43e0c898a7604acc3fb384757cbad00222614143245
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[INFO] [stdout] warning: unused import: `has_root_literal_expr`
[INFO] [stdout]  --> src/dsl.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::utils::{has_expr, has_root_literal_expr, has_wildcard};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CsvParserOptions`
[INFO] [stdout]  --> src/logical_plan/alp.rs:5:53
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::logical_plan::{det_melt_schema, Context, CsvParserOptions};
[INFO] [stdout]   |                                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `SeekFrom`, `Seek`
[INFO] [stdout]   --> src/logical_plan/builder.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::io::{Read, Seek, SeekFrom};
[INFO] [stdout]    |               ^^^^  ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]   --> src/logical_plan/builder.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::path::PathBuf;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::prelude::utils::as_aggregated`
[INFO] [stdout]  --> src/physical_plan/executors/groupby_dynamic.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::prelude::utils::as_aggregated;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars_core::POOL`
[INFO] [stdout]  --> src/physical_plan/executors/groupby_dynamic.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use polars_core::POOL;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rayon::prelude::*`
[INFO] [stdout]  --> src/physical_plan/executors/groupby_dynamic.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rayon::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::prelude::utils::as_aggregated`
[INFO] [stdout]  --> src/physical_plan/executors/groupby_rolling.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::prelude::utils::as_aggregated;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars_core::POOL`
[INFO] [stdout]  --> src/physical_plan/executors/groupby_rolling.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use polars_core::POOL;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rayon::prelude::*`
[INFO] [stdout]  --> src/physical_plan/executors/groupby_rolling.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rayon::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::logical_plan::CsvParserOptions`
[INFO] [stdout]  --> src/physical_plan/executors/scan.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::logical_plan::CsvParserOptions;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars_io::aggregations::ScanAggregation`
[INFO] [stdout]  --> src/physical_plan/executors/scan.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use polars_io::aggregations::ScanAggregation;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars_io::csv::CsvEncoding`
[INFO] [stdout]  --> src/physical_plan/executors/scan.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use polars_io::csv::CsvEncoding;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars_io::prelude::*`
[INFO] [stdout]   --> src/physical_plan/executors/scan.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use polars_io::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]   --> src/physical_plan/executors/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::path::PathBuf;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `expr_to_root_column_name`
[INFO] [stdout]   --> src/physical_plan/planner.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::utils::{expr_to_root_column_name, has_window_aexpr};
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ALogicalPlan::*`
[INFO] [stdout]    --> src/utils.rs:225:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |         use ALogicalPlan::*;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars_io::predicates::PhysicalIoExpr`
[INFO] [stdout]  --> src/physical_plan/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use polars_io::predicates::PhysicalIoExpr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paths`
[INFO] [stdout]    --> src/utils.rs:221:5
[INFO] [stdout]     |
[INFO] [stdout] 221 |     paths: &mut HashSet<PathBuf, RandomState>,
[INFO] [stdout]     |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_paths`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/physical_plan/executors/groupby_dynamic.rs:17:27
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn execute(&mut self, state: &ExecutionState) -> Result<DataFrame> {
[INFO] [stdout]    |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/physical_plan/executors/groupby_rolling.rs:14:27
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn execute(&mut self, state: &ExecutionState) -> Result<DataFrame> {
[INFO] [stdout]    |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `has_root_literal_expr`
[INFO] [stdout]   --> src/utils.rs:88:15
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub(crate) fn has_root_literal_expr(e: &Expr) -> bool {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `try_path_to_str`
[INFO] [stdout]    --> src/utils.rs:240:15
[INFO] [stdout]     |
[INFO] [stdout] 240 | pub(crate) fn try_path_to_str(path: &Path) -> Result<&str> {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `delimiter`
[INFO] [stdout]  --> src/logical_plan/options.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub(crate) delimiter: u8,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `CsvParserOptions` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/logical_plan/options.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Clone, Debug)]
[INFO] [stdout]   |          ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `comment_char`
[INFO] [stdout]  --> src/logical_plan/options.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub(crate) comment_char: Option<u8>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `CsvParserOptions` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/logical_plan/options.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Clone, Debug)]
[INFO] [stdout]   |          ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `quote_char`
[INFO] [stdout]  --> src/logical_plan/options.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub(crate) quote_char: Option<u8>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `CsvParserOptions` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/logical_plan/options.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Clone, Debug)]
[INFO] [stdout]   |          ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `has_header`
[INFO] [stdout]  --> src/logical_plan/options.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub(crate) has_header: bool,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `CsvParserOptions` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/logical_plan/options.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Clone, Debug)]
[INFO] [stdout]   |          ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `skip_rows`
[INFO] [stdout]  --> src/logical_plan/options.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub(crate) skip_rows: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `CsvParserOptions` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/logical_plan/options.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Clone, Debug)]
[INFO] [stdout]   |          ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `n_rows`
[INFO] [stdout]   --> src/logical_plan/options.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub(crate) n_rows: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `CsvParserOptions` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/logical_plan/options.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Clone, Debug)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `with_columns`
[INFO] [stdout]   --> src/logical_plan/options.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub(crate) with_columns: Option<Vec<String>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `CsvParserOptions` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/logical_plan/options.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Clone, Debug)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `low_memory`
[INFO] [stdout]   --> src/logical_plan/options.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub(crate) low_memory: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `CsvParserOptions` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/logical_plan/options.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Clone, Debug)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ignore_errors`
[INFO] [stdout]   --> src/logical_plan/options.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub(crate) ignore_errors: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `CsvParserOptions` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/logical_plan/options.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Clone, Debug)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cache`
[INFO] [stdout]   --> src/logical_plan/options.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub(crate) cache: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `CsvParserOptions` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/logical_plan/options.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Clone, Debug)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `null_values`
[INFO] [stdout]   --> src/logical_plan/options.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub(crate) null_values: Option<NullValues>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `CsvParserOptions` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/logical_plan/options.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Clone, Debug)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rechunk`
[INFO] [stdout]   --> src/logical_plan/options.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub(crate) rechunk: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `CsvParserOptions` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/logical_plan/options.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Clone, Debug)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input`
[INFO] [stdout]  --> src/physical_plan/executors/groupby_dynamic.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub(crate) input: Box<dyn Executor>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `aggs`
[INFO] [stdout]   --> src/physical_plan/executors/groupby_dynamic.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub(crate) aggs: Vec<Arc<dyn PhysicalExpr>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `options`
[INFO] [stdout]   --> src/physical_plan/executors/groupby_dynamic.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub(crate) options: DynamicGroupOptions,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input`
[INFO] [stdout]  --> src/physical_plan/executors/groupby_rolling.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub(crate) input: Box<dyn Executor>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `aggs`
[INFO] [stdout]  --> src/physical_plan/executors/groupby_rolling.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub(crate) aggs: Vec<Arc<dyn PhysicalExpr>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `options`
[INFO] [stdout]   --> src/physical_plan/executors/groupby_rolling.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub(crate) options: RollingGroupOptions,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cache_hit`
[INFO] [stdout]   --> src/physical_plan/executors/scan.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn cache_hit(
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `polars-core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name polars_core --edition=2021 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/polars-core-0.19.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="lazy"' --cfg 'feature="private"' --cfg 'feature="sort_multiple"' --cfg 'feature="zip_with"' -C metadata=ffcfd80e2935dcd9 -C extra-filename=-ffcfd80e2935dcd9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-831219873eb647f7.rmeta --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-d169f41cbda78a10.rmeta --extern arrow=/opt/rustwide/target/debug/deps/libarrow2-65d70c7242556910.rmeta --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-bfda8553ab3fa935.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-86422d76b8bd90ed.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-27fd9c9d17b3d942.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-0cf63326fa2cd96b.rmeta --extern polars_arrow=/opt/rustwide/target/debug/deps/libpolars_arrow-57f2cf95bb1a9567.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-833563c7d184b136.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-9cc9b0f4f20dc879.rmeta --extern unsafe_unwrap=/opt/rustwide/target/debug/deps/libunsafe_unwrap-8b12b9d3aa2a0f7e.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 42 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "770ea71e83480a3df0dbe43e0c898a7604acc3fb384757cbad00222614143245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "770ea71e83480a3df0dbe43e0c898a7604acc3fb384757cbad00222614143245", kill_on_drop: false }`
[INFO] [stdout] 770ea71e83480a3df0dbe43e0c898a7604acc3fb384757cbad00222614143245