[INFO] cloning repository https://github.com/savannahar68/arrow-w-inverted-index
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/savannahar68/arrow-w-inverted-index" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsavannahar68%2Farrow-w-inverted-index", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ccc6018e6833cacfb2dd6d681d1f30967c218e2
[INFO] testing savannahar68/arrow-w-inverted-index against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsavannahar68%2Farrow-w-inverted-index" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/savannahar68/arrow-w-inverted-index
[INFO] finished tweaking git repo https://github.com/savannahar68/arrow-w-inverted-index
[INFO] tweaked toml for git repo https://github.com/savannahar68/arrow-w-inverted-index written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/savannahar68/arrow-w-inverted-index on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/savannahar68/arrow-w-inverted-index 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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_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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stdout] 9e4fe1527038c3ea87f973404c99e9c3ef738ee90a3ad160a22c696699adec41
[INFO] running `Command { std: "docker" "start" "-a" "9e4fe1527038c3ea87f973404c99e9c3ef738ee90a3ad160a22c696699adec41", kill_on_drop: false }`
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[INFO] [stderr]    Compiling num-traits v0.2.19
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[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling snap v1.1.1
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[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling cc v1.2.19
[INFO] [stderr]    Compiling rand_core v0.6.4
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[INFO] [stderr]    Compiling getrandom v0.3.2
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[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling env_logger v0.10.2
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[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling zstd v0.13.3
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling uuid v1.16.0
[INFO] [stderr]    Compiling arrow-array v55.0.0
[INFO] [stderr]    Compiling arrow-select v55.0.0
[INFO] [stderr]    Compiling arrow-ipc v55.0.0
[INFO] [stderr]    Compiling arrow-arith v55.0.0
[INFO] [stderr]    Compiling arrow-row v55.0.0
[INFO] [stderr]    Compiling arrow-cast v55.0.0
[INFO] [stderr]    Compiling arrow-ord v55.0.0
[INFO] [stderr]    Compiling arrow-string v55.0.0
[INFO] [stderr]    Compiling arrow-csv v55.0.0
[INFO] [stderr]    Compiling arrow-json v55.0.0
[INFO] [stderr]    Compiling parquet v55.0.0
[INFO] [stderr]    Compiling arrow v55.0.0
[INFO] [stderr]    Compiling tikv-jemallocator v0.5.4
[INFO] [stderr]    Compiling arrow_implementation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Encoding`
[INFO] [stdout]   --> src/main.rs:27:35
[INFO] [stdout]    |
[INFO] [stdout] 27 | use parquet::basic::{Compression, Encoding};
[INFO] [stdout]    |                                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TypedStatistics`
[INFO] [stdout]   --> src/main.rs:28:45
[INFO] [stdout]    |
[INFO] [stdout] 28 | use parquet::file::statistics::{Statistics, TypedStatistics}; // Import Int64Statistics
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration as StdDuration`
[INFO] [stdout]   --> src/main.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 | use std::time::{Duration as StdDuration, Instant}; // Keep StdDuration if needed elsewhere
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]  --> src/query_stats.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `matched_rows` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:830:13
[INFO] [stdout]     |
[INFO] [stdout] 830 |         let mut matched_rows = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_matched_rows` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `matched_rows` is never read
[INFO] [stdout]    --> src/main.rs:856:13
[INFO] [stdout]     |
[INFO] [stdout] 856 |             matched_rows += current_matches;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `matched_rows` is assigned to, but never used
[INFO] [stdout]     --> src/main.rs:1187:13
[INFO] [stdout]      |
[INFO] [stdout] 1187 |         let mut matched_rows = 0;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_matched_rows` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `matched_rows` is never read
[INFO] [stdout]     --> src/main.rs:1219:13
[INFO] [stdout]      |
[INFO] [stdout] 1219 |             matched_rows += current_matches;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sum` is never read
[INFO] [stdout]    --> src/main.rs:518:5
[INFO] [stdout]     |
[INFO] [stdout] 515 | struct NumericStatsResult {
[INFO] [stdout]     |        ------------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 518 |     sum: i64,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NumericStatsResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `schema` is never used
[INFO] [stdout]    --> src/main.rs:566:8
[INFO] [stdout]     |
[INFO] [stdout] 540 | impl ParquetReaderContext {
[INFO] [stdout]     | ------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 566 |     fn schema(&self) -> Arc<Schema> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_compact` is never used
[INFO] [stdout]    --> src/query_stats.rs:145:12
[INFO] [stdout]     |
[INFO] [stdout]  47 | impl QueryStats {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 145 |     pub fn print_compact(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 07s
[INFO] running `Command { std: "docker" "inspect" "9e4fe1527038c3ea87f973404c99e9c3ef738ee90a3ad160a22c696699adec41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e4fe1527038c3ea87f973404c99e9c3ef738ee90a3ad160a22c696699adec41", kill_on_drop: false }`
[INFO] [stdout] 9e4fe1527038c3ea87f973404c99e9c3ef738ee90a3ad160a22c696699adec41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8a71a988ed194e3cb0180e542ed1d55e14b754fb28680d33005240360be9844
[INFO] running `Command { std: "docker" "start" "-a" "e8a71a988ed194e3cb0180e542ed1d55e14b754fb28680d33005240360be9844", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrow_implementation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Encoding`
[INFO] [stdout]   --> src/main.rs:27:35
[INFO] [stdout]    |
[INFO] [stdout] 27 | use parquet::basic::{Compression, Encoding};
[INFO] [stdout]    |                                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TypedStatistics`
[INFO] [stdout]   --> src/main.rs:28:45
[INFO] [stdout]    |
[INFO] [stdout] 28 | use parquet::file::statistics::{Statistics, TypedStatistics}; // Import Int64Statistics
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration as StdDuration`
[INFO] [stdout]   --> src/main.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 | use std::time::{Duration as StdDuration, Instant}; // Keep StdDuration if needed elsewhere
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]  --> src/query_stats.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `matched_rows` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:830:13
[INFO] [stdout]     |
[INFO] [stdout] 830 |         let mut matched_rows = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_matched_rows` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `matched_rows` is never read
[INFO] [stdout]    --> src/main.rs:856:13
[INFO] [stdout]     |
[INFO] [stdout] 856 |             matched_rows += current_matches;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `matched_rows` is assigned to, but never used
[INFO] [stdout]     --> src/main.rs:1187:13
[INFO] [stdout]      |
[INFO] [stdout] 1187 |         let mut matched_rows = 0;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_matched_rows` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `matched_rows` is never read
[INFO] [stdout]     --> src/main.rs:1219:13
[INFO] [stdout]      |
[INFO] [stdout] 1219 |             matched_rows += current_matches;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sum` is never read
[INFO] [stdout]    --> src/main.rs:518:5
[INFO] [stdout]     |
[INFO] [stdout] 515 | struct NumericStatsResult {
[INFO] [stdout]     |        ------------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 518 |     sum: i64,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NumericStatsResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `schema` is never used
[INFO] [stdout]    --> src/main.rs:566:8
[INFO] [stdout]     |
[INFO] [stdout] 540 | impl ParquetReaderContext {
[INFO] [stdout]     | ------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 566 |     fn schema(&self) -> Arc<Schema> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_compact` is never used
[INFO] [stdout]    --> src/query_stats.rs:145:12
[INFO] [stdout]     |
[INFO] [stdout]  47 | impl QueryStats {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 145 |     pub fn print_compact(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "e8a71a988ed194e3cb0180e542ed1d55e14b754fb28680d33005240360be9844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8a71a988ed194e3cb0180e542ed1d55e14b754fb28680d33005240360be9844", kill_on_drop: false }`
[INFO] [stdout] e8a71a988ed194e3cb0180e542ed1d55e14b754fb28680d33005240360be9844
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 444d7e9ad47e57dd54e3ff5115846374884851d2dfe9f4f4509dd6644bc2c932
[INFO] running `Command { std: "docker" "start" "-a" "444d7e9ad47e57dd54e3ff5115846374884851d2dfe9f4f4509dd6644bc2c932", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Encoding`
[INFO] [stderr]   --> src/main.rs:27:35
[INFO] [stderr]    |
[INFO] [stderr] 27 | use parquet::basic::{Compression, Encoding};
[INFO] [stderr]    |                                   ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TypedStatistics`
[INFO] [stderr]   --> src/main.rs:28:45
[INFO] [stderr]    |
[INFO] [stderr] 28 | use parquet::file::statistics::{Statistics, TypedStatistics}; // Import Int64Statistics
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Duration as StdDuration`
[INFO] [stderr]   --> src/main.rs:45:17
[INFO] [stderr]    |
[INFO] [stderr] 45 | use std::time::{Duration as StdDuration, Instant}; // Keep StdDuration if needed elsewhere
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Instant`
[INFO] [stderr]  --> src/query_stats.rs:3:27
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::time::{Duration, Instant};
[INFO] [stderr]   |                           ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `matched_rows` is assigned to, but never used
[INFO] [stderr]    --> src/main.rs:830:13
[INFO] [stderr]     |
[INFO] [stderr] 830 |         let mut matched_rows = 0;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_matched_rows` instead
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `matched_rows` is never read
[INFO] [stderr]    --> src/main.rs:856:13
[INFO] [stderr]     |
[INFO] [stderr] 856 |             matched_rows += current_matches;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `matched_rows` is assigned to, but never used
[INFO] [stderr]     --> src/main.rs:1187:13
[INFO] [stderr]      |
[INFO] [stderr] 1187 |         let mut matched_rows = 0;
[INFO] [stderr]      |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: consider using `_matched_rows` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `matched_rows` is never read
[INFO] [stderr]     --> src/main.rs:1219:13
[INFO] [stderr]      |
[INFO] [stderr] 1219 |             matched_rows += current_matches;
[INFO] [stderr]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: field `sum` is never read
[INFO] [stderr]    --> src/main.rs:518:5
[INFO] [stderr]     |
[INFO] [stderr] 515 | struct NumericStatsResult {
[INFO] [stderr]     |        ------------------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 518 |     sum: i64,
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `NumericStatsResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `schema` is never used
[INFO] [stderr]    --> src/main.rs:566:8
[INFO] [stderr]     |
[INFO] [stderr] 540 | impl ParquetReaderContext {
[INFO] [stderr]     | ------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 566 |     fn schema(&self) -> Arc<Schema> {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `print_compact` is never used
[INFO] [stderr]    --> src/query_stats.rs:145:12
[INFO] [stderr]     |
[INFO] [stderr]  47 | impl QueryStats {
[INFO] [stderr]     | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 145 |     pub fn print_compact(&self) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `arrow_implementation` (bin "arrow_implementation" test) generated 11 warnings (run `cargo fix --bin "arrow_implementation" -p arrow_implementation --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/arrow_implementation-9ef8910c447c98d4)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "444d7e9ad47e57dd54e3ff5115846374884851d2dfe9f4f4509dd6644bc2c932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "444d7e9ad47e57dd54e3ff5115846374884851d2dfe9f4f4509dd6644bc2c932", kill_on_drop: false }`
[INFO] [stdout] 444d7e9ad47e57dd54e3ff5115846374884851d2dfe9f4f4509dd6644bc2c932