[INFO] fetching crate scraper_query 0.4.0...
[INFO] checking scraper_query-0.4.0 against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287
[INFO] extracting crate scraper_query 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate scraper_query 0.4.0 on toolchain 901e6d56697c79b2e80df6a487b2318ec6f57ee3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scraper_query 0.4.0
[INFO] finished tweaking crates.io crate scraper_query 0.4.0
[INFO] tweaked toml for crates.io crate scraper_query 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 373 packages to latest compatible versions
[INFO] [stderr]       Adding ego-tree v0.9.0 (available: v0.10.0)
[INFO] [stderr]       Adding polars v0.44.2 (available: v0.48.1)
[INFO] [stderr]       Adding scraper v0.21.0 (available: v0.23.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fa4f95dab23999a710e037eb0116e342ebf45ac4e16895c3492515cb4c1e2ae
[INFO] running `Command { std: "docker" "start" "-a" "9fa4f95dab23999a710e037eb0116e342ebf45ac4e16895c3492515cb4c1e2ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fa4f95dab23999a710e037eb0116e342ebf45ac4e16895c3492515cb4c1e2ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fa4f95dab23999a710e037eb0116e342ebf45ac4e16895c3492515cb4c1e2ae", kill_on_drop: false }`
[INFO] [stdout] 9fa4f95dab23999a710e037eb0116e342ebf45ac4e16895c3492515cb4c1e2ae
[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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 396975f0a7a5924bfa963148f38516dad23d58288e51b902adeae2e138d17fda
[INFO] running `Command { std: "docker" "start" "-a" "396975f0a7a5924bfa963148f38516dad23d58288e51b902adeae2e138d17fda", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling cc v1.2.26
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling syn v2.0.102
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking array-init-cursor v0.2.1
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling target-features v0.1.6
[INFO] [stderr]     Checking planus v0.3.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking raw-cpuid v11.5.0
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling polars-utils v0.44.2
[INFO] [stderr]    Compiling polars-schema v0.44.2
[INFO] [stderr]    Compiling polars-arrow v0.44.2
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking atoi_simd v0.15.6
[INFO] [stderr]     Checking fast-float v0.2.0
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking ethnum v1.5.2
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]    Compiling polars-compute v0.44.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking unicode-width v0.2.1
[INFO] [stderr]    Compiling polars-core v0.44.2
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking castaway v0.2.3
[INFO] [stderr]    Compiling polars-ops v0.44.2
[INFO] [stderr]     Checking xxhash-rust v0.8.15
[INFO] [stderr]     Checking phf_shared v0.11.3
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling polars-plan v0.44.2
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking dtoa v1.0.10
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]    Compiling selectors v0.26.0
[INFO] [stderr]    Compiling polars-lazy v0.44.2
[INFO] [stderr]     Checking dtoa-short v0.3.5
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]     Checking memmap2 v0.7.1
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking servo_arc v0.4.1
[INFO] [stderr]    Compiling markup5ever v0.14.1
[INFO] [stderr]    Compiling polars v0.44.2
[INFO] [stderr]     Checking streaming-decompression v0.1.2
[INFO] [stderr]     Checking polars-parquet-format v0.1.0
[INFO] [stderr]     Checking getopts v0.2.23
[INFO] [stderr]     Checking ego-tree v0.9.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking argminmax v0.6.3
[INFO] [stderr]     Checking atoi v2.0.0
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]     Checking comfy-table v7.1.4
[INFO] [stderr]     Checking now v0.1.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling bytemuck_derive v1.9.3
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling recursive-proc-macro-impl v0.1.1
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling match_token v0.1.0
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]     Checking recursive v0.1.1
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]     Checking cssparser v0.34.0
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking bytemuck v1.23.1
[INFO] [stderr]    Compiling multiversion-macros v0.7.4
[INFO] [stderr]     Checking multiversion v0.7.4
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking polars-arrow-format v0.1.0
[INFO] [stderr]     Checking compact_str v0.8.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking string_cache v0.8.9
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]     Checking html5ever v0.29.1
[INFO] [stderr]     Checking scraper v0.21.0
[INFO] [stderr]     Checking polars-error v0.44.2
[INFO] [stderr]     Checking polars-row v0.44.2
[INFO] [stderr]     Checking polars-parquet v0.44.2
[INFO] [stdout] error[E0515]: cannot return value referencing temporary value
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/polars-core-0.44.2/src/chunked_array/mod.rs:222:9
[INFO] [stdout]     |
[INFO] [stdout] 222 | /         self.md.as_ref().try_read().map_or(
[INFO] [stdout] 223 | |             MetadataReadGuard::Locked(&Metadata::DEFAULT),
[INFO] [stdout]     | |                                        ----------------- temporary value created here
[INFO] [stdout] 224 | |             MetadataReadGuard::Unlocked,
[INFO] [stdout] 225 | |         )
[INFO] [stdout]     | |_________^ returns a value referencing data owned by the current function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0515`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `polars-core` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "396975f0a7a5924bfa963148f38516dad23d58288e51b902adeae2e138d17fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "396975f0a7a5924bfa963148f38516dad23d58288e51b902adeae2e138d17fda", kill_on_drop: false }`
[INFO] [stdout] 396975f0a7a5924bfa963148f38516dad23d58288e51b902adeae2e138d17fda