[INFO] fetching crate polars-lazy 0.14.7...
[INFO] checking polars-lazy-0.14.7 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate polars-lazy 0.14.7 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate polars-lazy 0.14.7 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polars-lazy 0.14.7
[INFO] finished tweaking crates.io crate polars-lazy 0.14.7
[INFO] tweaked toml for crates.io crate polars-lazy 0.14.7 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded multiversion v0.6.1
[INFO] [stderr]   Downloaded polars-arrow v0.14.8
[INFO] [stderr]   Downloaded multiversion-macros v0.6.1
[INFO] [stderr]   Downloaded polars-io v0.14.8
[INFO] [stderr]   Downloaded zstd-safe v4.1.0+zstd.1.5.0
[INFO] [stderr]   Downloaded parquet v4.4.0
[INFO] [stderr]   Downloaded arrow v4.4.0
[INFO] [stderr]   Downloaded zstd v0.8.3+zstd.1.5.0
[INFO] [stderr]   Downloaded polars-core v0.14.8
[INFO] [stderr]   Downloaded zstd-sys v1.6.0+zstd.1.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5a0fa35f959195feeb4128231b814643cd7fa1a86ec6bf9356e0bca2b7ef615e
[INFO] running `Command { std: "docker" "start" "-a" "5a0fa35f959195feeb4128231b814643cd7fa1a86ec6bf9356e0bca2b7ef615e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a0fa35f959195feeb4128231b814643cd7fa1a86ec6bf9356e0bca2b7ef615e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a0fa35f959195feeb4128231b814643cd7fa1a86ec6bf9356e0bca2b7ef615e", kill_on_drop: false }`
[INFO] [stdout] 5a0fa35f959195feeb4128231b814643cd7fa1a86ec6bf9356e0bca2b7ef615e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b6ae0b54b85fee01cf2bacfdeca54c77c9e6c78d8cbb4712aecfe5e0945c6d7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7b6ae0b54b85fee01cf2bacfdeca54c77c9e6c78d8cbb4712aecfe5e0945c6d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking unsafe_unwrap v0.1.0
[INFO] [stderr]     Checking fast-float v0.2.0
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking time v0.1.43
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[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking lexical v5.2.2
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling multiversion-macros v0.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking flatbuffers v0.8.4
[INFO] [stderr]     Checking multiversion v0.6.1
[INFO] [stderr]     Checking arrow v4.4.0
[INFO] [stderr]     Checking polars-arrow v0.14.8
[INFO] [stderr]     Checking polars-core v0.14.8
[INFO] [stderr]     Checking polars-io v0.14.8
[INFO] [stderr]     Checking polars-lazy v0.14.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `polars_io::csv::NullValues`
[INFO] [stdout]   --> src/frame.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use polars_io::csv::NullValues;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CsvParserOptions`
[INFO] [stdout]  --> src/logical_plan/alp.rs:1:53
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::logical_plan::{det_melt_schema, Context, CsvParserOptions};
[INFO] [stdout]   |                                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::logical_plan::CsvParserOptions`
[INFO] [stdout]  --> src/physical_plan/executors/scan.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::logical_plan::CsvParserOptions;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::try_path_to_str`
[INFO] [stdout]  --> src/physical_plan/executors/scan.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::utils::try_path_to_str;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `csv::CsvEncoding`
[INFO] [stdout]  --> src/physical_plan/executors/scan.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use polars_io::{csv::CsvEncoding, ScanAggregation};
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]   --> src/physical_plan/executors/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::path::PathBuf;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `LazyCsvReader`
[INFO] [stdout]     --> src/frame.rs:1108:9
[INFO] [stdout]      |
[INFO] [stdout] 1108 |         LazyCsvReader::new(path.to_string()).finish()
[INFO] [stdout]      |         ^^^^^^^^^^^^^ use of undeclared type `LazyCsvReader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars_core::df`
[INFO] [stdout]     --> src/dsl.rs:1427:9
[INFO] [stdout]      |
[INFO] [stdout] 1427 |     use polars_core::df;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars_io::csv::NullValues`
[INFO] [stdout]   --> src/frame.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use polars_io::csv::NullValues;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CsvParserOptions`
[INFO] [stdout]  --> src/logical_plan/alp.rs:1:53
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::logical_plan::{det_melt_schema, Context, CsvParserOptions};
[INFO] [stdout]   |                                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::logical_plan::CsvParserOptions`
[INFO] [stdout]  --> src/physical_plan/executors/scan.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::logical_plan::CsvParserOptions;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::try_path_to_str`
[INFO] [stdout]  --> src/physical_plan/executors/scan.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::utils::try_path_to_str;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `csv::CsvEncoding`
[INFO] [stdout]  --> src/physical_plan/executors/scan.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use polars_io::{csv::CsvEncoding, ScanAggregation};
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]   --> src/physical_plan/executors/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::path::PathBuf;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `polars-lazy` due to 2 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function is never used: `try_path_to_str`
[INFO] [stdout]    --> src/utils.rs:276:15
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub(crate) fn try_path_to_str(path: &Path) -> Result<&str> {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7b6ae0b54b85fee01cf2bacfdeca54c77c9e6c78d8cbb4712aecfe5e0945c6d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b6ae0b54b85fee01cf2bacfdeca54c77c9e6c78d8cbb4712aecfe5e0945c6d7", kill_on_drop: false }`
[INFO] [stdout] 7b6ae0b54b85fee01cf2bacfdeca54c77c9e6c78d8cbb4712aecfe5e0945c6d7