[INFO] fetching crate lbl-core 0.1.0...
[INFO] checking lbl-core-0.1.0 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate lbl-core 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate lbl-core 0.1.0
[INFO] finished tweaking crates.io crate lbl-core 0.1.0
[INFO] tweaked toml for crates.io crate lbl-core 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lbl-core 0.1.0 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]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 229 packages to latest compatible versions
[INFO] [stderr]       Adding polars v0.38.3 (available: v0.53.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 36e2cf4d173ef91eee05fe237e7e5a4c2f73ade8cbc5324517eb47f3f7376eb5
[INFO] running `Command { std: "docker" "start" "-a" "36e2cf4d173ef91eee05fe237e7e5a4c2f73ade8cbc5324517eb47f3f7376eb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36e2cf4d173ef91eee05fe237e7e5a4c2f73ade8cbc5324517eb47f3f7376eb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36e2cf4d173ef91eee05fe237e7e5a4c2f73ade8cbc5324517eb47f3f7376eb5", kill_on_drop: false }`
[INFO] [stdout] 36e2cf4d173ef91eee05fe237e7e5a4c2f73ade8cbc5324517eb47f3f7376eb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b3185ead93b712a0716e5036b93e76e58989377aea4240dd9854579527de88af
[INFO] running `Command { std: "docker" "start" "-a" "b3185ead93b712a0716e5036b93e76e58989377aea4240dd9854579527de88af", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking bitflags v2.11.1
[INFO] [stderr]    Compiling target-features v0.1.6
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]     Checking array-init-cursor v0.2.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking planus v0.3.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling polars-utils v0.38.3
[INFO] [stderr]     Checking hashbrown v0.17.1
[INFO] [stderr]     Checking iana-time-zone v0.1.65
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking raw-cpuid v11.6.0
[INFO] [stderr]    Compiling polars-arrow v0.38.3
[INFO] [stderr]     Checking itoa v1.0.18
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking foreign_vec v0.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking ethnum v1.5.3
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking atoi_simd v0.15.6
[INFO] [stderr]     Checking indexmap v2.14.0
[INFO] [stderr]     Checking ryu v1.0.23
[INFO] [stderr]     Checking fast-float v0.2.0
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]    Compiling pkg-config v0.3.33
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]    Compiling polars-compute v0.38.3
[INFO] [stderr]    Compiling polars-core v0.38.3
[INFO] [stderr]     Checking unicode-segmentation v1.13.2
[INFO] [stderr]     Checking unicode-width v0.2.2
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling polars-ops v0.38.3
[INFO] [stderr]     Checking simd-adler32 v0.3.9
[INFO] [stderr]     Checking xxhash-rust v0.8.15
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]    Compiling cc v1.2.62
[INFO] [stderr]     Checking chrono v0.4.44
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking argminmax v0.6.3
[INFO] [stderr]     Checking brotli-decompressor v2.5.1
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking streaming-decompression v0.1.2
[INFO] [stderr]     Checking atoi v2.0.0
[INFO] [stderr]     Checking parquet-format-safe v0.2.4
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]     Checking memmap2 v0.7.1
[INFO] [stderr]     Checking crossterm v0.29.0
[INFO] [stderr]    Compiling polars-plan v0.38.3
[INFO] [stderr]     Checking home v0.5.12
[INFO] [stderr]     Checking bytes v1.11.1
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling polars-lazy v0.38.3
[INFO] [stderr]     Checking comfy-table v7.2.2
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling polars v0.38.3
[INFO] [stderr]     Checking glob v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking brotli v3.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]     Checking now v0.1.3
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling lz4-sys v1.11.1+lz4-1.10.0
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.6
[INFO] [stderr]    Compiling multiversion-macros v0.7.4
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking polars-arrow-format v0.1.0
[INFO] [stderr]     Checking multiversion v0.7.4
[INFO] [stderr]     Checking zstd v0.13.3
[INFO] [stderr]     Checking polars-error v0.38.3
[INFO] [stderr]     Checking lz4 v1.28.1
[INFO] [stderr]     Checking polars-row v0.38.3
[INFO] [stderr]     Checking polars-parquet v0.38.3
[INFO] [stdout] error[E0432]: unresolved import `core::unicode::Cased`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/polars-ops-0.38.3/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-0.38.3/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" "b3185ead93b712a0716e5036b93e76e58989377aea4240dd9854579527de88af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3185ead93b712a0716e5036b93e76e58989377aea4240dd9854579527de88af", kill_on_drop: false }`
[INFO] [stdout] b3185ead93b712a0716e5036b93e76e58989377aea4240dd9854579527de88af
