[INFO] cloning repository https://github.com/tjs392/otters
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tjs392/otters" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjs392%2Fotters", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjs392%2Fotters'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e82d1a36fc95e8e63d515a434d2cc4867510f47
[INFO] checking tjs392/otters against master#b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd for pr-155499
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjs392%2Fotters" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tjs392/otters
[INFO] finished tweaking git repo https://github.com/tjs392/otters
[INFO] tweaked toml for git repo https://github.com/tjs392/otters written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tjs392/otters on toolchain b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tjs392/otters 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" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-build-config v0.28.2
[INFO] [stderr]   Downloaded pyo3-macros v0.28.2
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.28.2
[INFO] [stderr]   Downloaded lexical-core v1.0.6
[INFO] [stderr]   Downloaded lexical-parse-integer v1.0.6
[INFO] [stderr]   Downloaded flatbuffers v25.12.19
[INFO] [stderr]   Downloaded arrow-pyarrow v58.0.0
[INFO] [stderr]   Downloaded seq-macro v0.3.6
[INFO] [stderr]   Downloaded integer-encoding v3.0.4
[INFO] [stderr]   Downloaded lz4_flex v0.12.0
[INFO] [stderr]   Downloaded arrow-csv v58.0.0
[INFO] [stderr]   Downloaded arrow-arith v58.0.0
[INFO] [stderr]   Downloaded lexical-write-integer v1.0.6
[INFO] [stderr]   Downloaded lexical-write-float v1.0.6
[INFO] [stderr]   Downloaded lexical-util v1.0.7
[INFO] [stderr]   Downloaded arrow-cast v58.0.0
[INFO] [stderr]   Downloaded arrow-ipc v58.0.0
[INFO] [stderr]   Downloaded arrow-buffer v58.0.0
[INFO] [stderr]   Downloaded lexical-parse-float v1.0.6
[INFO] [stderr]   Downloaded arrow-select v58.0.0
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.40
[INFO] [stderr]   Downloaded arrow-schema v58.0.0
[INFO] [stderr]   Downloaded arrow-row v58.0.0
[INFO] [stderr]   Downloaded zerocopy v0.8.40
[INFO] [stderr]   Downloaded arrow-array v58.0.0
[INFO] [stderr]   Downloaded arrow v58.0.0
[INFO] [stderr]   Downloaded arrow-json v58.0.0
[INFO] [stderr]   Downloaded arrow-ord v58.0.0
[INFO] [stderr]   Downloaded arrow-data v58.0.0
[INFO] [stderr]   Downloaded thrift v0.17.0
[INFO] [stderr]   Downloaded pyo3-ffi v0.28.2
[INFO] [stderr]   Downloaded arrow-string v58.0.0
[INFO] [stderr]   Downloaded snap v1.1.1
[INFO] [stderr]   Downloaded parquet v58.0.0
[INFO] [stderr]   Downloaded pyo3 v0.28.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 588b4f59e7b62c9bdbe5e81f765c5eceed579bb25ac7bfa493b79479e532c98c
[INFO] running `Command { std: "docker" "start" "-a" "588b4f59e7b62c9bdbe5e81f765c5eceed579bb25ac7bfa493b79479e532c98c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "588b4f59e7b62c9bdbe5e81f765c5eceed579bb25ac7bfa493b79479e532c98c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "588b4f59e7b62c9bdbe5e81f765c5eceed579bb25ac7bfa493b79479e532c98c", kill_on_drop: false }`
[INFO] [stdout] 588b4f59e7b62c9bdbe5e81f765c5eceed579bb25ac7bfa493b79479e532c98c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19d9e67c67b750b48afe6266c81ba71d2219f6c0367a7d6b3273f8306a739aba
[INFO] running `Command { std: "docker" "start" "-a" "19d9e67c67b750b48afe6266c81ba71d2219f6c0367a7d6b3273f8306a739aba", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling zerocopy v0.8.40
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]     Checking bytes v1.11.1
[INFO] [stderr]     Checking iana-time-zone v0.1.65
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking lexical-util v1.0.7
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]     Checking ryu v1.0.23
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]     Checking arrow-schema v58.0.0
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking lexical-parse-integer v1.0.6
[INFO] [stderr]     Checking lexical-write-integer v1.0.6
[INFO] [stderr]    Compiling flatbuffers v25.12.19
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking lexical-parse-float v1.0.6
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]     Checking brotli-decompressor v5.0.0
[INFO] [stderr]     Checking integer-encoding v3.0.4
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking lexical-write-float v1.0.6
[INFO] [stderr]     Checking twox-hash v2.1.2
[INFO] [stderr]     Checking zlib-rs v0.6.2
[INFO] [stderr]    Compiling pyo3-build-config v0.28.2
[INFO] [stderr]     Checking lz4_flex v0.12.0
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]     Checking lexical-core v1.0.6
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking brotli v8.0.2
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]    Compiling pyo3-ffi v0.28.2
[INFO] [stderr]    Compiling pyo3-macros-backend v0.28.2
[INFO] [stderr]    Compiling pyo3 v0.28.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking chrono v0.4.44
[INFO] [stderr]     Checking atoi v2.0.0
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking thrift v0.17.0
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]    Compiling zerocopy-derive v0.8.40
[INFO] [stderr]     Checking zstd v0.13.3
[INFO] [stderr]    Compiling pyo3-macros v0.28.2
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking arrow-buffer v58.0.0
[INFO] [stderr]     Checking arrow-data v58.0.0
[INFO] [stderr]     Checking arrow-array v58.0.0
[INFO] [stderr]     Checking arrow-select v58.0.0
[INFO] [stderr]     Checking arrow-arith v58.0.0
[INFO] [stderr]     Checking arrow-row v58.0.0
[INFO] [stderr]     Checking arrow-pyarrow v58.0.0
[INFO] [stderr]     Checking arrow-ord v58.0.0
[INFO] [stderr]     Checking arrow-ipc v58.0.0
[INFO] [stderr]     Checking arrow-string v58.0.0
[INFO] [stderr]     Checking arrow-cast v58.0.0
[INFO] [stderr]     Checking parquet v58.0.0
[INFO] [stderr]     Checking arrow-json v58.0.0
[INFO] [stderr]     Checking arrow-csv v58.0.0
[INFO] [stderr]     Checking arrow v58.0.0
[INFO] [stderr]     Checking otters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/pipeline.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[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: `std::sync::Arc`
[INFO] [stdout]  --> src/pipeline.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/sinks/parquet_writer.rs:37:21
[INFO] [stdout]    |
[INFO] [stdout] 37 |         if let Some(mut w) = writer {
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/sinks/parquet_writer.rs:37:21
[INFO] [stdout]    |
[INFO] [stdout] 37 |         if let Some(mut w) = writer {
[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: struct `Batcher` is never constructed
[INFO] [stdout]  --> src/batcher.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Batcher {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/batcher.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Batcher {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 13 |     pub fn new(batch_size: usize, schema_fields: Vec<String>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Batcher` is never constructed
[INFO] [stdout]  --> src/batcher.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Batcher {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/batcher.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Batcher {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 13 |     pub fn new(batch_size: usize, schema_fields: Vec<String>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.99s
[INFO] running `Command { std: "docker" "inspect" "19d9e67c67b750b48afe6266c81ba71d2219f6c0367a7d6b3273f8306a739aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19d9e67c67b750b48afe6266c81ba71d2219f6c0367a7d6b3273f8306a739aba", kill_on_drop: false }`
[INFO] [stdout] 19d9e67c67b750b48afe6266c81ba71d2219f6c0367a7d6b3273f8306a739aba
