[INFO] cloning repository https://github.com/zachdrone/rust-data-systems-lab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zachdrone/rust-data-systems-lab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzachdrone%2Frust-data-systems-lab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzachdrone%2Frust-data-systems-lab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 535e66751c68b8c3a645b39fc1be4c8046f4aae6
[INFO] checking zachdrone/rust-data-systems-lab against master#7c41ee66db9d08e3989858acaefa1c72a6a88518 for mutual-coercion
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzachdrone%2Frust-data-systems-lab" "/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/zachdrone/rust-data-systems-lab
[INFO] finished tweaking git repo https://github.com/zachdrone/rust-data-systems-lab
[INFO] tweaked toml for git repo https://github.com/zachdrone/rust-data-systems-lab written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zachdrone/rust-data-systems-lab on toolchain 7c41ee66db9d08e3989858acaefa1c72a6a88518
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7c41ee66db9d08e3989858acaefa1c72a6a88518" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zachdrone/rust-data-systems-lab 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" "+7c41ee66db9d08e3989858acaefa1c72a6a88518" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
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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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+7c41ee66db9d08e3989858acaefa1c72a6a88518" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b1f374cb8880c6f3411e0bf2bb19f19d6e7e0bc869dc7978c2a524fa78a0aa8
[INFO] running `Command { std: "docker" "start" "-a" "8b1f374cb8880c6f3411e0bf2bb19f19d6e7e0bc869dc7978c2a524fa78a0aa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b1f374cb8880c6f3411e0bf2bb19f19d6e7e0bc869dc7978c2a524fa78a0aa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b1f374cb8880c6f3411e0bf2bb19f19d6e7e0bc869dc7978c2a524fa78a0aa8", kill_on_drop: false }`
[INFO] [stdout] 8b1f374cb8880c6f3411e0bf2bb19f19d6e7e0bc869dc7978c2a524fa78a0aa8
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+7c41ee66db9d08e3989858acaefa1c72a6a88518" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5876ffe1efb1746617dfe68d40efa3e2a45e67ca77e766b00c6ddd4a143c5c0
[INFO] running `Command { std: "docker" "start" "-a" "c5876ffe1efb1746617dfe68d40efa3e2a45e67ca77e766b00c6ddd4a143c5c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
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[INFO] [stderr]    Compiling toml_datetime v0.7.3
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[INFO] [stderr]     Checking arrow-row v57.1.0
[INFO] [stderr]     Checking arrow-ops v0.1.0 (/opt/rustwide/workdir/crates/arrow-ops)
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[INFO] [stderr]     Checking etl-engine v0.1.0 (/opt/rustwide/workdir/crates/etl-engine)
[INFO] [stdout] warning: function `read_csv` is never used
[INFO] [stdout]   --> crates/etl-engine/src/bin/csv_to_arrow.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | async fn read_csv(filepath: String, schema: Arc<Schema>, tx: mpsc::Sender<RecordBatch>) {
[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 `write_json` is never used
[INFO] [stdout]   --> crates/etl-engine/src/bin/csv_to_arrow.rs:74:10
[INFO] [stdout]    |
[INFO] [stdout] 74 | async fn write_json(mut rx: mpsc::Receiver<RecordBatch>) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_csv` is never used
[INFO] [stdout]   --> crates/etl-engine/src/bin/csv_to_arrow.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | async fn read_csv(filepath: String, schema: Arc<Schema>, tx: mpsc::Sender<RecordBatch>) {
[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 `write_json` is never used
[INFO] [stdout]   --> crates/etl-engine/src/bin/csv_to_arrow.rs:74:10
[INFO] [stdout]    |
[INFO] [stdout] 74 | async fn write_json(mut rx: mpsc::Receiver<RecordBatch>) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking datafusion-expr-common v51.0.0
[INFO] [stderr]     Checking datafusion-physical-expr-common v51.0.0
[INFO] [stderr]     Checking datafusion-functions-window-common v51.0.0
[INFO] [stderr]     Checking datafusion-functions-aggregate-common v51.0.0
[INFO] [stderr]     Checking datafusion-expr v51.0.0
[INFO] [stderr]     Checking datafusion-physical-expr v51.0.0
[INFO] [stderr]     Checking datafusion-execution v51.0.0
[INFO] [stderr]     Checking datafusion-sql v51.0.0
[INFO] [stderr]     Checking datafusion-functions v51.0.0
[INFO] [stderr]     Checking datafusion-physical-plan v51.0.0
[INFO] [stderr]     Checking datafusion-functions-aggregate v51.0.0
[INFO] [stderr]     Checking datafusion-functions-window v51.0.0
[INFO] [stderr]     Checking datafusion-optimizer v51.0.0
[INFO] [stderr]     Checking datafusion-physical-expr-adapter v51.0.0
[INFO] [stderr]     Checking datafusion-functions-nested v51.0.0
[INFO] [stderr]     Checking datafusion-session v51.0.0
[INFO] [stderr]     Checking datafusion-datasource v51.0.0
[INFO] [stderr]     Checking datafusion-catalog v51.0.0
[INFO] [stderr]     Checking datafusion-pruning v51.0.0
[INFO] [stderr]     Checking datafusion-datasource-arrow v51.0.0
[INFO] [stderr]     Checking datafusion-datasource-json v51.0.0
[INFO] [stderr]     Checking datafusion-datasource-csv v51.0.0
[INFO] [stderr]     Checking datafusion-physical-optimizer v51.0.0
[INFO] [stderr]     Checking datafusion-datasource-parquet v51.0.0
[INFO] [stderr]     Checking datafusion-catalog-listing v51.0.0
[INFO] [stderr]     Checking datafusion-functions-table v51.0.0
[INFO] [stderr]     Checking datafusion v51.0.0
[INFO] [stderr]     Checking fusion-extensions v0.1.0 (/opt/rustwide/workdir/crates/fusion-extensions)
[INFO] [stdout] warning: unused import: `Int64Array`
[INFO] [stdout]  --> crates/fusion-extensions/src/udfs.rs:2:42
[INFO] [stdout]   |
[INFO] [stdout] 2 | use datafusion::arrow::array::{ArrayRef, Int64Array};
[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: `datafusion::arrow::datatypes::DataType`
[INFO] [stdout]  --> crates/fusion-extensions/src/udfs.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use datafusion::arrow::datatypes::DataType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ScalarUDF`, `Volatility`, and `create_udf`
[INFO] [stdout]  --> crates/fusion-extensions/src/udfs.rs:7:32
[INFO] [stdout]   |
[INFO] [stdout] 7 | use datafusion::logical_expr::{ScalarUDF, Volatility, create_udf};
[INFO] [stdout]   |                                ^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `col` and `lit`
[INFO] [stdout]  --> crates/fusion-extensions/src/udfs.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 | use datafusion::logical_expr::{col, lit};
[INFO] [stdout]   |                                ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Int64Array`
[INFO] [stdout]  --> crates/fusion-extensions/src/udfs.rs:2:42
[INFO] [stdout]   |
[INFO] [stdout] 2 | use datafusion::arrow::array::{ArrayRef, Int64Array};
[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: `datafusion::arrow::datatypes::DataType`
[INFO] [stdout]  --> crates/fusion-extensions/src/udfs.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use datafusion::arrow::datatypes::DataType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ScalarUDF`, `Volatility`, and `create_udf`
[INFO] [stdout]  --> crates/fusion-extensions/src/udfs.rs:7:32
[INFO] [stdout]   |
[INFO] [stdout] 7 | use datafusion::logical_expr::{ScalarUDF, Volatility, create_udf};
[INFO] [stdout]   |                                ^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `col` and `lit`
[INFO] [stdout]  --> crates/fusion-extensions/src/udfs.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 | use datafusion::logical_expr::{col, lit};
[INFO] [stdout]   |                                ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `record_batch`
[INFO] [stdout]   --> crates/fusion-extensions/src/udfs.rs:21:49
[INFO] [stdout]    |
[INFO] [stdout] 21 |     use arrow_array::{Float64Array, Int64Array, record_batch};
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking pipeline-core v0.1.0 (/opt/rustwide/workdir/crates/pipeline-core)
[INFO] [stdout] warning: unused imports: `Duration` and `sleep`
[INFO] [stdout]  --> crates/pipeline-core/src/basic_pipeline.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::time::{Duration, sleep};
[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: `Duration` and `sleep`
[INFO] [stdout]  --> crates/pipeline-core/src/basic_pipeline.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::time::{Duration, sleep};
[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: `tokio::fs::File`
[INFO] [stdout]  --> crates/pipeline-core/examples/02_chunked_file_pipeline.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::fs::File;
[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: `AsyncReadExt` and `self`
[INFO] [stdout]  --> crates/pipeline-core/examples/02_chunked_file_pipeline.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::io::{self, AsyncReadExt};
[INFO] [stdout]   |                 ^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 37s
[INFO] running `Command { std: "docker" "inspect" "c5876ffe1efb1746617dfe68d40efa3e2a45e67ca77e766b00c6ddd4a143c5c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5876ffe1efb1746617dfe68d40efa3e2a45e67ca77e766b00c6ddd4a143c5c0", kill_on_drop: false }`
[INFO] [stdout] c5876ffe1efb1746617dfe68d40efa3e2a45e67ca77e766b00c6ddd4a143c5c0
