[INFO] cloning repository https://github.com/adamweingram/data_collator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adamweingram/data_collator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadamweingram%2Fdata_collator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadamweingram%2Fdata_collator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6cd79168361624242741ed80c3f52d77da6c8fe5
[INFO] checking adamweingram/data_collator against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadamweingram%2Fdata_collator" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/adamweingram/data_collator
[INFO] finished tweaking git repo https://github.com/adamweingram/data_collator
[INFO] tweaked toml for git repo https://github.com/adamweingram/data_collator written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/adamweingram/data_collator on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/adamweingram/data_collator 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" "+1.95.0" "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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b70fd19ec6fe23489aa4b4030d3d807d39a787e0966b2ab3e6c6d6d3067c4d92
[INFO] running `Command { std: "docker" "start" "-a" "b70fd19ec6fe23489aa4b4030d3d807d39a787e0966b2ab3e6c6d6d3067c4d92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b70fd19ec6fe23489aa4b4030d3d807d39a787e0966b2ab3e6c6d6d3067c4d92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b70fd19ec6fe23489aa4b4030d3d807d39a787e0966b2ab3e6c6d6d3067c4d92", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "8109da27c90a78991b601545e56e19e85b5de0697e3bbfdc680477b06ebd7e8f", kill_on_drop: false }`
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[INFO] [stderr]     Checking data_collator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tracing_subscriber::fmt::format`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tracing_subscriber::fmt::format;
[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: `tracing_subscriber::fmt::format`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tracing_subscriber::fmt::format;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `polars::prelude::GroupBy::<'a>::sum`: use polars.lazy aggregations
[INFO] [stdout]    --> src/main.rs:173:6
[INFO] [stdout]     |
[INFO] [stdout] 173 |     .sum()?;
[INFO] [stdout]     |      ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `polars::prelude::GroupBy::<'a>::sum`: use polars.lazy aggregations
[INFO] [stdout]    --> src/main.rs:173:6
[INFO] [stdout]     |
[INFO] [stdout] 173 |     .sum()?;
[INFO] [stdout]     |      ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     let mut summed = df.group_by([key])?
[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: `df`
[INFO] [stdout]    --> src/main.rs:192:18
[INFO] [stdout]     |
[INFO] [stdout] 192 | fn group_by_mean(df: &DataFrame, key: &str) -> PolarsResult<DataFrame> {
[INFO] [stdout]     |                  ^^ help: if this is intentional, prefix it with an underscore: `_df`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/main.rs:192:34
[INFO] [stdout]     |
[INFO] [stdout] 192 | fn group_by_mean(df: &DataFrame, key: &str) -> PolarsResult<DataFrame> {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Mean` is never constructed
[INFO] [stdout]    --> src/main.rs:167:5
[INFO] [stdout]     |
[INFO] [stdout] 165 | enum AggregateOperation {
[INFO] [stdout]     |      ------------------ variant in this enum
[INFO] [stdout] 166 |     Sum,
[INFO] [stdout] 167 |     Mean,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AggregateOperation` has derived impls for the traits `Clone` and `Debug`, but these are 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: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     let mut summed = df.group_by([key])?
[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: `df`
[INFO] [stdout]    --> src/main.rs:192:18
[INFO] [stdout]     |
[INFO] [stdout] 192 | fn group_by_mean(df: &DataFrame, key: &str) -> PolarsResult<DataFrame> {
[INFO] [stdout]     |                  ^^ help: if this is intentional, prefix it with an underscore: `_df`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/main.rs:192:34
[INFO] [stdout]     |
[INFO] [stdout] 192 | fn group_by_mean(df: &DataFrame, key: &str) -> PolarsResult<DataFrame> {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Mean` is never constructed
[INFO] [stdout]    --> src/main.rs:167:5
[INFO] [stdout]     |
[INFO] [stdout] 165 | enum AggregateOperation {
[INFO] [stdout]     |      ------------------ variant in this enum
[INFO] [stdout] 166 |     Sum,
[INFO] [stdout] 167 |     Mean,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AggregateOperation` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 56.12s
[INFO] running `Command { std: "docker" "inspect" "8109da27c90a78991b601545e56e19e85b5de0697e3bbfdc680477b06ebd7e8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8109da27c90a78991b601545e56e19e85b5de0697e3bbfdc680477b06ebd7e8f", kill_on_drop: false }`
[INFO] [stdout] 8109da27c90a78991b601545e56e19e85b5de0697e3bbfdc680477b06ebd7e8f
