[INFO] cloning repository https://github.com/AdepojuJeremy/polars-otel-shuttle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AdepojuJeremy/polars-otel-shuttle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdepojuJeremy%2Fpolars-otel-shuttle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdepojuJeremy%2Fpolars-otel-shuttle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 184644f66c794d4188b74078cb1d170e157772b6
[INFO] checking AdepojuJeremy/polars-otel-shuttle against master#a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb for pr-151109
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdepojuJeremy%2Fpolars-otel-shuttle" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AdepojuJeremy/polars-otel-shuttle
[INFO] finished tweaking git repo https://github.com/AdepojuJeremy/polars-otel-shuttle
[INFO] tweaked toml for git repo https://github.com/AdepojuJeremy/polars-otel-shuttle written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AdepojuJeremy/polars-otel-shuttle on toolchain a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AdepojuJeremy/polars-otel-shuttle 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" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v2.0.14
[INFO] [stderr]   Downloaded polars-schema v0.49.1
[INFO] [stderr]   Downloaded opentelemetry-http v0.30.0
[INFO] [stderr]   Downloaded shuttle-axum v0.56.0
[INFO] [stderr]   Downloaded opentelemetry-otlp v0.27.0
[INFO] [stderr]   Downloaded shuttle-codegen v0.56.0
[INFO] [stderr]   Downloaded opentelemetry-otlp v0.30.0
[INFO] [stderr]   Downloaded skiplist v0.5.1
[INFO] [stderr]   Downloaded polars-mem-engine v0.49.1
[INFO] [stderr]   Downloaded polars-sql v0.49.1
[INFO] [stderr]   Downloaded polars-lazy v0.49.1
[INFO] [stderr]   Downloaded tonic v0.13.1
[INFO] [stderr]   Downloaded tracing-opentelemetry v0.31.0
[INFO] [stderr]   Downloaded serde_json v1.0.142
[INFO] [stderr]   Downloaded opentelemetry-proto v0.30.0
[INFO] [stderr]   Downloaded polars-io v0.49.1
[INFO] [stderr]   Downloaded brotli-decompressor v4.0.3
[INFO] [stderr]   Downloaded polars-stream v0.49.1
[INFO] [stderr]   Downloaded quick-xml v0.38.1
[INFO] [stderr]   Downloaded opentelemetry_sdk v0.30.0
[INFO] [stderr]   Downloaded zlib-rs v0.5.1
[INFO] [stderr]   Downloaded polars-arrow v0.49.1
[INFO] [stderr]   Downloaded object_store v0.12.3
[INFO] [stderr]   Downloaded polars-parquet v0.49.1
[INFO] [stderr]   Downloaded polars-ops v0.49.1
[INFO] [stderr]   Downloaded polars-plan v0.49.1
[INFO] [stderr]   Downloaded polars v0.49.1
[INFO] [stderr]   Downloaded axum v0.8.4
[INFO] [stderr]   Downloaded polars-core v0.49.1
[INFO] [stderr]   Downloaded opentelemetry-proto v0.27.0
[INFO] [stderr]   Downloaded opentelemetry_sdk v0.27.1
[INFO] [stderr]   Downloaded polars-expr v0.49.1
[INFO] [stderr]   Downloaded polars-compute v0.49.1
[INFO] [stderr]   Downloaded polars-arrow-format v0.2.0
[INFO] [stderr]   Downloaded tonic v0.12.3
[INFO] [stderr]   Downloaded polars-time v0.49.1
[INFO] [stderr]   Downloaded opentelemetry-semantic-conventions v0.27.0
[INFO] [stderr]   Downloaded security-framework v3.3.0
[INFO] [stderr]   Downloaded opentelemetry v0.27.1
[INFO] [stderr]   Downloaded comfy-table v7.1.4
[INFO] [stderr]   Downloaded uuid v1.18.0
[INFO] [stderr]   Downloaded polars-utils v0.49.1
[INFO] [stderr]   Downloaded tungstenite v0.26.2
[INFO] [stderr]   Downloaded tracing-opentelemetry v0.28.0
[INFO] [stderr]   Downloaded opentelemetry v0.30.0
[INFO] [stderr]   Downloaded snap v1.1.1
[INFO] [stderr]   Downloaded rand_distr v0.4.3
[INFO] [stderr]   Downloaded bytemuck_derive v1.10.1
[INFO] [stderr]   Downloaded memmap2 v0.9.7
[INFO] [stderr]   Downloaded shuttle-api-client v0.56.1
[INFO] [stderr]   Downloaded polars-row v0.49.1
[INFO] [stderr]   Downloaded polars-error v0.49.1
[INFO] [stderr]   Downloaded tokio-tungstenite v0.26.2
[INFO] [stderr]   Downloaded shuttle-common v0.56.0
[INFO] [stderr]   Downloaded libz-rs-sys v0.5.1
[INFO] [stderr]   Downloaded shuttle-runtime v0.56.0
[INFO] [stderr]   Downloaded thiserror-impl v2.0.14
[INFO] [stderr]   Downloaded opentelemetry-http v0.27.0
[INFO] [stderr]   Downloaded shuttle-ifc v0.56.0
[INFO] [stderr]   Downloaded shuttle-service v0.56.0
[INFO] [stderr]   Downloaded brotli v7.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c7967be9abc5d2e1efeca78c4c8c28460eefe6f2fd116607b919139bc80ec57
[INFO] running `Command { std: "docker" "start" "-a" "3c7967be9abc5d2e1efeca78c4c8c28460eefe6f2fd116607b919139bc80ec57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c7967be9abc5d2e1efeca78c4c8c28460eefe6f2fd116607b919139bc80ec57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c7967be9abc5d2e1efeca78c4c8c28460eefe6f2fd116607b919139bc80ec57", kill_on_drop: false }`
[INFO] [stdout] 3c7967be9abc5d2e1efeca78c4c8c28460eefe6f2fd116607b919139bc80ec57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b92889b8c400a5110bc7ad37ad3b96587bf964b78a689ea56d73a426041eb67d
[INFO] running `Command { std: "docker" "start" "-a" "b92889b8c400a5110bc7ad37ad3b96587bf964b78a689ea56d73a426041eb67d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking litemap v0.8.0
[INFO] [stderr]     Checking writeable v0.6.1
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]     Checking rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling thiserror v2.0.14
[INFO] [stderr]     Checking iri-string v0.7.8
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking zlib-rs v0.5.1
[INFO] [stderr]     Checking humantime v2.2.0
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]    Compiling polars-utils v0.49.1
[INFO] [stderr]    Compiling polars-schema v0.49.1
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling polars-arrow v0.49.1
[INFO] [stderr]    Compiling polars-compute v0.49.1
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking webpki-roots v1.0.2
[INFO] [stderr]     Checking rustls-native-certs v0.8.1
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling polars-core v0.49.1
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling cc v1.2.33
[INFO] [stderr]     Checking unicode-width v0.2.1
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling polars-ops v0.49.1
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]     Checking brotli-decompressor v4.0.3
[INFO] [stderr]    Compiling syn v2.0.106
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[INFO] [stderr]    Compiling itertools v0.14.0
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[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking uuid v1.18.0
[INFO] [stderr]    Compiling polars-plan v0.49.1
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
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[INFO] [stderr]     Checking libz-rs-sys v0.5.1
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[INFO] [stderr]    Compiling polars-stream v0.49.1
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]    Compiling polars-lazy v0.49.1
[INFO] [stderr]     Checking strfmt v0.2.5
[INFO] [stderr]    Compiling polars v0.49.1
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[INFO] [stderr]     Checking matchit v0.8.4
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]    Compiling lz4-sys v1.11.1+lz4-1.10.0
[INFO] [stderr]    Compiling blake3 v1.8.2
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[INFO] [stderr]     Checking regex v1.11.1
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[INFO] [stderr]     Checking rustls-webpki v0.103.4
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[INFO] [stderr]    Compiling serde_derive v1.0.219
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[INFO] [stderr]    Compiling yoke-derive v0.8.0
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[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling thiserror-impl v2.0.14
[INFO] [stderr]    Compiling bytemuck_derive v1.10.1
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling typeshare-annotation v1.0.4
[INFO] [stderr]     Checking bytemuck v1.23.2
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling recursive-proc-macro-impl v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking recursive v0.1.1
[INFO] [stderr]     Checking tracing v0.1.41
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[INFO] [stderr]    Compiling strum v0.27.2
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[INFO] [stderr]     Checking polars-time v0.49.1
[INFO] [stderr]     Checking polars-io v0.49.1
[INFO] [stderr]     Checking polars-expr v0.49.1
[INFO] [stderr]     Checking polars-mem-engine v0.49.1
[INFO] [stderr]     Checking polars-otel-shuttle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `opentelemetry::KeyValue`
[INFO] [stdout]  --> src/observability.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use opentelemetry::KeyValue;
[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 imports: `Resource` and `trace as sdktrace`
[INFO] [stdout]  --> src/observability.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use opentelemetry_sdk::{trace as sdktrace, Resource};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `etl::PolarsETL`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use etl::PolarsETL;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing::info`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tracing::info;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `opentelemetry::KeyValue`
[INFO] [stdout]  --> src/observability.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use opentelemetry::KeyValue;
[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 imports: `Resource` and `trace as sdktrace`
[INFO] [stdout]  --> src/observability.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use opentelemetry_sdk::{trace as sdktrace, Resource};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `etl::PolarsETL`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use etl::PolarsETL;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing::info`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tracing::info;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/observability.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut registry = tracing_subscriber::registry().with(env_filter).with(fmt_layer);
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service_name`
[INFO] [stdout]  --> src/observability.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn init_tracing(service_name: &str) {
[INFO] [stdout]   |                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service_name`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/observability.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut registry = tracing_subscriber::registry().with(env_filter).with(fmt_layer);
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service_name`
[INFO] [stdout]  --> src/observability.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn init_tracing(service_name: &str) {
[INFO] [stdout]   |                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service_name`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sample_size` is never read
[INFO] [stdout]   --> src/main.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 96 | struct BenchmarkQuery {
[INFO] [stdout]    |        -------------- field in this struct
[INFO] [stdout] 97 |     #[serde(default)]
[INFO] [stdout] 98 |     sample_size: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rss_mb` is never used
[INFO] [stdout]  --> src/etl.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn rss_mb() -> f64 {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bump_peak` is never used
[INFO] [stdout]   --> src/etl.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn bump_peak(metrics: &mut HashMap<String, f64>, label: &str) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolarsETL` is never constructed
[INFO] [stdout]   --> src/etl.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct PolarsETL {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/etl.rs:33:12
[INFO] [stdout]     |
[INFO] [stdout]  32 | impl PolarsETL {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout]  33 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  37 |     pub fn get_metrics(&self) -> &HashMap<String, f64> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  42 |     pub fn load_data(&mut self, file_path: &str) -> PolarsResult<&mut Self> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  72 |     pub fn clean_data(&mut self) -> PolarsResult<&mut Self> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn aggregate_data(&mut self) -> PolarsResult<&mut Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |     pub fn sort_and_filter(&mut self) -> PolarsResult<&mut Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 240 |     pub fn save_results(&mut self, output_dir: &str) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init_tracing` is never used
[INFO] [stdout]  --> src/observability.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn init_tracing(service_name: &str) {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `shutdown_tracing` is never used
[INFO] [stdout]   --> src/observability.rs:95:8
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn shutdown_tracing() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sample_size` is never read
[INFO] [stdout]   --> src/main.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 96 | struct BenchmarkQuery {
[INFO] [stdout]    |        -------------- field in this struct
[INFO] [stdout] 97 |     #[serde(default)]
[INFO] [stdout] 98 |     sample_size: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rss_mb` is never used
[INFO] [stdout]  --> src/etl.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn rss_mb() -> f64 {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bump_peak` is never used
[INFO] [stdout]   --> src/etl.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn bump_peak(metrics: &mut HashMap<String, f64>, label: &str) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolarsETL` is never constructed
[INFO] [stdout]   --> src/etl.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct PolarsETL {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/etl.rs:33:12
[INFO] [stdout]     |
[INFO] [stdout]  32 | impl PolarsETL {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout]  33 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  37 |     pub fn get_metrics(&self) -> &HashMap<String, f64> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  42 |     pub fn load_data(&mut self, file_path: &str) -> PolarsResult<&mut Self> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  72 |     pub fn clean_data(&mut self) -> PolarsResult<&mut Self> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn aggregate_data(&mut self) -> PolarsResult<&mut Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |     pub fn sort_and_filter(&mut self) -> PolarsResult<&mut Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 240 |     pub fn save_results(&mut self, output_dir: &str) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init_tracing` is never used
[INFO] [stdout]  --> src/observability.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn init_tracing(service_name: &str) {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `shutdown_tracing` is never used
[INFO] [stdout]   --> src/observability.rs:95:8
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn shutdown_tracing() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 17s
[INFO] running `Command { std: "docker" "inspect" "b92889b8c400a5110bc7ad37ad3b96587bf964b78a689ea56d73a426041eb67d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b92889b8c400a5110bc7ad37ad3b96587bf964b78a689ea56d73a426041eb67d", kill_on_drop: false }`
[INFO] [stdout] b92889b8c400a5110bc7ad37ad3b96587bf964b78a689ea56d73a426041eb67d
