[INFO] fetching crate polars-helpers 0.1.1...
[INFO] checking polars-helpers-0.1.1 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate polars-helpers 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate polars-helpers 0.1.1
[INFO] finished tweaking crates.io crate polars-helpers 0.1.1
[INFO] tweaked toml for crates.io crate polars-helpers 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate polars-helpers 0.1.1 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "generate-lockfile" "--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
[INFO] [stderr]      Locking 252 packages to latest compatible versions
[INFO] [stderr]       Adding dirs v5.0.1 (available: v6.0.0)
[INFO] [stderr]       Adding itertools v0.12.1 (available: v0.14.0)
[INFO] [stderr]       Adding polars v0.36.2 (available: v0.53.0)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.13.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e423d579426151f561fb3b6b6b25fa72420ff19b4ca1874fa2746b0a3dbe5fc
[INFO] running `Command { std: "docker" "start" "-a" "4e423d579426151f561fb3b6b6b25fa72420ff19b4ca1874fa2746b0a3dbe5fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e423d579426151f561fb3b6b6b25fa72420ff19b4ca1874fa2746b0a3dbe5fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e423d579426151f561fb3b6b6b25fa72420ff19b4ca1874fa2746b0a3dbe5fc", kill_on_drop: false }`
[INFO] [stdout] 4e423d579426151f561fb3b6b6b25fa72420ff19b4ca1874fa2746b0a3dbe5fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3939fed850f816d2b88e170b54de3164cf87e7d925fffae938b2e97efa7e0bc6
[INFO] running `Command { std: "docker" "start" "-a" "3939fed850f816d2b88e170b54de3164cf87e7d925fffae938b2e97efa7e0bc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling target-features v0.1.6
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling polars-utils v0.36.2
[INFO] [stderr]     Checking ryu v1.0.23
[INFO] [stderr]     Checking iana-time-zone v0.1.65
[INFO] [stderr]    Compiling polars-arrow v0.36.2
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking bitflags v2.11.1
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking fast-float v0.2.0
[INFO] [stderr]     Checking atoi_simd v0.15.6
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[INFO] [stderr]     Checking foreign_vec v0.1.0
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling polars-compute v0.36.2
[INFO] [stderr]     Checking rand v0.8.6
[INFO] [stderr]    Compiling polars-core v0.36.2
[INFO] [stderr]     Checking unicode-width v0.2.2
[INFO] [stderr]     Checking writeable v0.6.3
[INFO] [stderr]     Checking litemap v0.8.2
[INFO] [stderr]     Checking unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling polars-ops v0.36.2
[INFO] [stderr]     Checking xxhash-rust v0.8.15
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]    Compiling icu_properties_data v2.2.0
[INFO] [stderr]    Compiling icu_normalizer_data v2.2.0
[INFO] [stderr]     Checking http v0.2.12
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[INFO] [stderr]    Compiling rustls v0.21.12
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[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking memmap2 v0.7.1
[INFO] [stderr]    Compiling polars-plan v0.36.2
[INFO] [stderr]     Checking home v0.5.12
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]    Compiling polars-lazy v0.36.2
[INFO] [stderr]    Compiling polars v0.36.2
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking glob v0.3.3
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[INFO] [stderr]     Checking chrono v0.4.44
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[INFO] [stderr]    Compiling synstructure v0.13.2
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[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
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[INFO] [stderr]     Checking zerotrie v0.2.4
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking polars-error v0.36.2
[INFO] [stderr]     Checking tinystr v0.8.3
[INFO] [stderr]     Checking potential_utf v0.1.5
[INFO] [stderr]     Checking icu_collections v2.2.0
[INFO] [stderr]     Checking icu_locale_core v2.2.0
[INFO] [stderr]     Checking icu_provider v2.2.0
[INFO] [stderr]     Checking icu_properties v2.2.0
[INFO] [stderr]     Checking icu_normalizer v2.2.0
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking idna_adapter v1.2.2
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking tokio-util v0.7.18
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking polars-row v0.36.2
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking hyper-rustls v0.24.2
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stdout] error[E0432]: unresolved import `core::unicode::Cased`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/polars-ops-0.36.2/src/chunked_array/strings/case.rs:79:45
[INFO] [stdout]    |
[INFO] [stdout] 79 |         use core::unicode::{Case_Ignorable, Cased};
[INFO] [stdout]    |                                             ^^^^^ no `Cased` in `unicode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: function `Case_Ignorable` is private
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/polars-ops-0.36.2/src/chunked_array/strings/case.rs:79:29
[INFO] [stdout]    |
[INFO] [stdout] 79 |         use core::unicode::{Case_Ignorable, Cased};
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^ private function
[INFO] [stdout]    |
[INFO] [stdout] note: the function `Case_Ignorable` is defined here
[INFO] [stdout]   --> /rustc/012cd62c9add58ab3910e44c137d87db3ab70f61/library/core/src/unicode/mod.rs:11:15
[INFO] [stdout] help: import `Case_Ignorable` directly
[INFO] [stdout]    |
[INFO] [stdout] 79 -         use core::unicode::{Case_Ignorable, Cased};
[INFO] [stdout] 79 +         use core::unicode::{core::unicode::unicode_data::case_ignorable::lookup, Cased};
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `polars-ops` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "3939fed850f816d2b88e170b54de3164cf87e7d925fffae938b2e97efa7e0bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3939fed850f816d2b88e170b54de3164cf87e7d925fffae938b2e97efa7e0bc6", kill_on_drop: false }`
[INFO] [stdout] 3939fed850f816d2b88e170b54de3164cf87e7d925fffae938b2e97efa7e0bc6
