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# error kind ExecutionFailed
# pre-build errors command failed: exit status: 101
# rustc version rustc 1.95.0-nightly (a33907a7a 2026-02-14)
# docs.rs version docsrs 0.0.0 (91dcccd9 2026-02-13 )
# build log [INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace/builds/polars-structpath-0.3.0/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/polars-structpath-0.3.0/source:/opt/rustwide/workdir:ro,Z" "-v" "/home/cratesfyi/workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/home/cratesfyi/workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "DOCS_RS=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "6442450944" "--cpus" "6" "--user" "1001:1001" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20260214-1.95.0-nightly-a33907a7a\", \"--static-root-path\", \"/-/rustdoc.static/\", \"--cap-lints\", \"warn\", \"--extern-html-root-takes-precedence\"]" "--offline" "-Zunstable-options" "--config=doc.extern-map.registries.crates-io=\"https://docs.rs/{pkg_name}/{version}/x86_64-unknown-linux-gnu\"" "-Zrustdoc-scrape-examples" "-j6" "--target" "x86_64-unknown-linux-gnu", 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] 929f75d6fac5a74816c2e5b81993f050fb3620d4e3dc0a7529b855157b8a64f7 [INFO] running `Command { std: "docker" "start" "-a" "929f75d6fac5a74816c2e5b81993f050fb3620d4e3dc0a7529b855157b8a64f7", kill_on_drop: false }` [INFO] [stderr] warning: Rustdoc did not scrape the following examples because they require dev-dependencies: person, user [INFO] [stderr] If you want Rustdoc to scrape these examples, then add `doc-scrape-examples = true` [INFO] [stderr] to the [[example]] target configuration of at least one example. [INFO] [stderr] warning: target filter specified, but no targets matched; this is a no-op [INFO] [stderr] Compiling polars-core v0.52.0 [INFO] [stderr] [INFO] [stderr] thread 'rustc' (21) panicked at /rustc-dev/a33907a7a5381473eec8bcfa0c56e05a856a911c/compiler/rustc_resolve/src/imports.rs:387:13: [INFO] [stderr] assertion failed: !deep_decl.is_glob_import() [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f11a55cbb8b - <<std[3d5b93a78549aa0a]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[154cb5f5717d2f57]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7f11a5c11788 - core[154cb5f5717d2f57]::fmt::write [INFO] [stderr] 2: 0x7f11a55e2e06 - <std[3d5b93a78549aa0a]::sys::stdio::unix::Stderr as std[3d5b93a78549aa0a]::io::Write>::write_fmt [INFO] [stderr] 3: 0x7f11a55a1c38 - std[3d5b93a78549aa0a]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7f11a55beff3 - std[3d5b93a78549aa0a]::panicking::default_hook [INFO] [stderr] 5: 0x7f11a458fd8f - std[3d5b93a78549aa0a]::panicking::update_hook::<alloc[8f8f4e5073486fe0]::boxed::Box<rustc_driver_impl[564c6a6441c9b920]::install_ice_hook::{closure#1}>>::{closure#0} [INFO] [stderr] 6: 0x7f11a55bf2d2 - std[3d5b93a78549aa0a]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7f11a55a1d2a - std[3d5b93a78549aa0a]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7f11a5596269 - std[3d5b93a78549aa0a]::sys::backtrace::__rust_end_short_backtrace::<std[3d5b93a78549aa0a]::panicking::panic_handler::{closure#0}, !> [INFO] [stderr] 9: 0x7f11a55a375d - __rustc[b0419f81c5efee33]::rust_begin_unwind [INFO] [stderr] 10: 0x7f11a27a7b7c - core[154cb5f5717d2f57]::panicking::panic_fmt [INFO] [stderr] 11: 0x7f11a1c3ae32 - core[154cb5f5717d2f57]::panicking::panic [INFO] [stderr] 12: 0x7f11a5c20c49 - <rustc_resolve[365995ae1c9b442a]::Resolver>::try_plant_decl_into_local_module [INFO] [stderr] 13: 0x7f11a5c2024b - <rustc_resolve[365995ae1c9b442a]::Resolver>::try_plant_decl_into_local_module [INFO] [stderr] 14: 0x7f11a5c1e786 - <rustc_resolve[365995ae1c9b442a]::Resolver as rustc_expand[e60f8067f1ea222d]::base::ResolverExpand>::resolve_imports [INFO] [stderr] 15: 0x7f11a7266c18 - <rustc_expand[e60f8067f1ea222d]::expand::MacroExpander>::fully_expand_fragment [INFO] [stderr] 16: 0x7f11a7265dc5 - <rustc_expand[e60f8067f1ea222d]::expand::MacroExpander>::expand_crate [INFO] [stderr] 17: 0x7f11a653c97a - rustc_interface[19fbbc036bde6456]::passes::resolver_for_lowering_raw [INFO] [stderr] 18: 0x7f11a653bdf3 - rustc_query_impl[ff7f0a380a6f925b]::query_impl::resolver_for_lowering_raw::invoke_provider_fn::__rust_begin_short_backtrace [INFO] [stderr] 19: 0x7f11a6e49dae - rustc_query_impl[ff7f0a380a6f925b]::execution::try_execute_query::<rustc_middle[573f590e3f45eafe]::query::caches::SingleCache<rustc_middle[573f590e3f45eafe]::query::erase::ErasedData<[u8; 16usize]>>, {rustc_query_impl[ff7f0a380a6f925b]::QueryFlags { is_anon: false, is_depth_limit: false, is_feedable: false }}, false> [INFO] [stderr] 20: 0x7f11a6e49902 - rustc_query_impl[ff7f0a380a6f925b]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 21: 0x7f11a6f54a8f - <rustc_interface[19fbbc036bde6456]::passes::create_and_enter_global_ctxt<core[154cb5f5717d2f57]::option::Option<rustc_interface[19fbbc036bde6456]::queries::Linker>, rustc_driver_impl[564c6a6441c9b920]::run_compiler::{closure#0}::{closure#2}>::{closure#2} as core[154cb5f5717d2f57]::ops::function::FnOnce<(&rustc_session[2a7b4f38788f93d2]::session::Session, rustc_middle[573f590e3f45eafe]::ty::context::CurrentGcx, alloc[8f8f4e5073486fe0]::sync::Arc<rustc_data_structures[52ca772bd10c471]::jobserver::Proxy>, &std[3d5b93a78549aa0a]::sync::once_lock::OnceLock<rustc_middle[573f590e3f45eafe]::ty::context::GlobalCtxt>, &rustc_data_structures[52ca772bd10c471]::sync::worker_local::WorkerLocal<rustc_middle[573f590e3f45eafe]::arena::Arena>, &rustc_data_structures[52ca772bd10c471]::sync::worker_local::WorkerLocal<rustc_hir[1d49f14d19e2e96b]::Arena>, rustc_driver_impl[564c6a6441c9b920]::run_compiler::{closure#0}::{closure#2})>>::call_once::{shim:vtable#0} [INFO] [stderr] 22: 0x7f11a6df43b7 - rustc_interface[19fbbc036bde6456]::interface::run_compiler::<(), rustc_driver_impl[564c6a6441c9b920]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 23: 0x7f11a6e34bbe - std[3d5b93a78549aa0a]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[19fbbc036bde6456]::util::run_in_thread_with_globals<rustc_interface[19fbbc036bde6456]::util::run_in_thread_pool_with_globals<rustc_interface[19fbbc036bde6456]::interface::run_compiler<(), rustc_driver_impl[564c6a6441c9b920]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 24: 0x7f11a6e352a0 - <std[3d5b93a78549aa0a]::thread::lifecycle::spawn_unchecked<rustc_interface[19fbbc036bde6456]::util::run_in_thread_with_globals<rustc_interface[19fbbc036bde6456]::util::run_in_thread_pool_with_globals<rustc_interface[19fbbc036bde6456]::interface::run_compiler<(), rustc_driver_impl[564c6a6441c9b920]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[154cb5f5717d2f57]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 25: 0x7f11a6e3612c - <std[3d5b93a78549aa0a]::sys::thread::unix::Thread>::new::thread_start [INFO] [stderr] 26: 0x7f11a088aaa4 - <unknown> [INFO] [stderr] 27: 0x7f11a0917a64 - clone [INFO] [stderr] 28: 0x0 - <unknown> [INFO] [stderr] [INFO] [stderr] error: the compiler unexpectedly panicked. This is a bug [INFO] [stderr] [INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md [INFO] [stderr] [INFO] [stderr] note: please make sure that you have updated to the latest nightly [INFO] [stderr] [INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/polars-core-0.52.0/rustc-ice-2026-02-15T09_27_32-17.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.95.0-nightly (a33907a7a 2026-02-14) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: --crate-type lib -C embed-bitcode=no -C debuginfo=2 [INFO] [stderr] [INFO] [stderr] note: some of the compiler flags provided by cargo are hidden [INFO] [stderr] [INFO] [stderr] query stack during panic: [INFO] [stderr] #0 [resolver_for_lowering_raw] getting the resolver for lowering [INFO] [stderr] end of query stack [INFO] [stderr] [INFO] [stderr] thread 'rustc' (20) panicked at /rustc-dev/a33907a7a5381473eec8bcfa0c56e05a856a911c/compiler/rustc_resolve/src/imports.rs:387:13: [INFO] [stderr] assertion failed: !deep_decl.is_glob_import() [INFO] [stderr] stack backtrace: [INFO] [stderr] error: could not compile `polars-core` (lib) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/nightly-x86_64-unknown-linux-gnu/bin/rustc --crate-name polars_core --edition=2024 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/polars-core-0.52.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 '--allow=clippy::collapsible_if' --cfg 'feature="dtype-categorical"' --cfg 'feature="dtype-struct"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("algorithm_group_by", "allow_unused", "approx_unique", "array_arithmetic", "avx512", "bigidx", "bitwise", "checked_arithmetic", "chrono", "chrono-tz", "comfy-table", "dataframe_arithmetic", "default", "describe", "diagonal_concat", "docs", "docs-selection", "dot_product", "dsl-schema", "dtype-array", "dtype-categorical", "dtype-date", "dtype-datetime", "dtype-decimal", "dtype-duration", "dtype-i128", "dtype-i16", "dtype-i8", "dtype-struct", "dtype-time", "dtype-u128", "dtype-u16", "dtype-u8", "dynamic_group_by", "fmt", "fmt_no_tty", "group_by_list", "is_first_distinct", "is_last_distinct", "lazy", "list_arithmetic", "ndarray", "nightly", "object", "partition_by", "performant", "product", "proptest", "python", "rand", "rand_distr", "random", "regex", "reinterpret", "rolling_window", "rolling_window_by", "round_series", "row_hash", "rows", "serde", "serde-lazy", "serde_json", "simd", "strings", "take_opt_iter", "temporal", "timezones", "unique_counts", "zip_with"))' -C metadata=a7de757fdafa19a6 -C extra-filename=-3588624b85b05f9b --out-dir /opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps --target x86_64-unknown-linux-gnu -L dependency=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libbitflags-bb8dde86b3cea48f.rmeta --extern boxcar=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libboxcar-6fa50f85ab956c95.rmeta --extern bytemuck=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libbytemuck-472ff99ef63cc285.rmeta --extern either=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libeither-a8632ea281b7c825.rmeta --extern hashbrown=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libhashbrown-3ce023358face94a.rmeta --extern indexmap=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libindexmap-5d3d9d4fd66edc0a.rmeta --extern itoa=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libitoa-3c7c45c0b1da8e40.rmeta --extern num_traits=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libnum_traits-a81a80a6b9686ab4.rmeta --extern arrow=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libpolars_arrow-7f7b67ea5afffeea.rmeta --extern polars_compute=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libpolars_compute-eb9aa96a4f16c087.rmeta --extern polars_dtype=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libpolars_dtype-3a2c501aeeab62b3.rmeta --extern polars_error=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libpolars_error-c66b67c470d3a524.rmeta --extern polars_row=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libpolars_row-08207a2aaed0a802.rmeta --extern polars_schema=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libpolars_schema-e3b9e4c236fe174d.rmeta --extern polars_utils=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libpolars_utils-b435f7b53a7e7534.rmeta --extern rayon=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/librayon-766e8582caaaf1c9.rmeta --extern strum_macros=/opt/rustwide/target/debug/deps/libstrum_macros-6ff28a79de458877.so --extern uuid=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libuuid-020fc836a3bf7215.rmeta --extern xxhash_rust=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libxxhash_rust-9f4a6966ef685c07.rmeta --cap-lints allow -L native=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/build/psm-c6fb54854c67123e/out --cfg 'feature="nightly"'` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] 0: 0x7f2f231cbb8b - <<std[3d5b93a78549aa0a]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[154cb5f5717d2f57]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7f2f23811788 - core[154cb5f5717d2f57]::fmt::write [INFO] [stderr] 2: 0x7f2f231e2e06 - <std[3d5b93a78549aa0a]::sys::stdio::unix::Stderr as std[3d5b93a78549aa0a]::io::Write>::write_fmt [INFO] [stderr] 3: 0x7f2f231a1c38 - std[3d5b93a78549aa0a]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7f2f231beff3 - std[3d5b93a78549aa0a]::panicking::default_hook [INFO] [stderr] 5: 0x7f2f2218fd8f - std[3d5b93a78549aa0a]::panicking::update_hook::<alloc[8f8f4e5073486fe0]::boxed::Box<rustc_driver_impl[564c6a6441c9b920]::install_ice_hook::{closure#1}>>::{closure#0} [INFO] [stderr] 6: 0x7f2f231bf2d2 - std[3d5b93a78549aa0a]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7f2f231a1d2a - std[3d5b93a78549aa0a]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7f2f23196269 - std[3d5b93a78549aa0a]::sys::backtrace::__rust_end_short_backtrace::<std[3d5b93a78549aa0a]::panicking::panic_handler::{closure#0}, !> [INFO] [stderr] 9: 0x7f2f231a375d - __rustc[b0419f81c5efee33]::rust_begin_unwind [INFO] [stderr] 10: 0x7f2f203a7b7c - core[154cb5f5717d2f57]::panicking::panic_fmt [INFO] [stderr] 11: 0x7f2f1f83ae32 - core[154cb5f5717d2f57]::panicking::panic [INFO] [stderr] 12: 0x7f2f23820c49 - <rustc_resolve[365995ae1c9b442a]::Resolver>::try_plant_decl_into_local_module [INFO] [stderr] 13: 0x7f2f2382024b - <rustc_resolve[365995ae1c9b442a]::Resolver>::try_plant_decl_into_local_module [INFO] [stderr] 14: 0x7f2f2381e786 - <rustc_resolve[365995ae1c9b442a]::Resolver as rustc_expand[e60f8067f1ea222d]::base::ResolverExpand>::resolve_imports [INFO] [stderr] 15: 0x7f2f24e66c18 - <rustc_expand[e60f8067f1ea222d]::expand::MacroExpander>::fully_expand_fragment [INFO] [stderr] 16: 0x7f2f24e65dc5 - <rustc_expand[e60f8067f1ea222d]::expand::MacroExpander>::expand_crate [INFO] [stderr] 17: 0x7f2f2413c97a - rustc_interface[19fbbc036bde6456]::passes::resolver_for_lowering_raw [INFO] [stderr] 18: 0x7f2f2413bdf3 - rustc_query_impl[ff7f0a380a6f925b]::query_impl::resolver_for_lowering_raw::invoke_provider_fn::__rust_begin_short_backtrace [INFO] [stderr] 19: 0x7f2f24a49dae - rustc_query_impl[ff7f0a380a6f925b]::execution::try_execute_query::<rustc_middle[573f590e3f45eafe]::query::caches::SingleCache<rustc_middle[573f590e3f45eafe]::query::erase::ErasedData<[u8; 16usize]>>, {rustc_query_impl[ff7f0a380a6f925b]::QueryFlags { is_anon: false, is_depth_limit: false, is_feedable: false }}, false> [INFO] [stderr] 20: 0x7f2f24a49902 - rustc_query_impl[ff7f0a380a6f925b]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 21: 0x7f2f24b54a8f - <rustc_interface[19fbbc036bde6456]::passes::create_and_enter_global_ctxt<core[154cb5f5717d2f57]::option::Option<rustc_interface[19fbbc036bde6456]::queries::Linker>, rustc_driver_impl[564c6a6441c9b920]::run_compiler::{closure#0}::{closure#2}>::{closure#2} as core[154cb5f5717d2f57]::ops::function::FnOnce<(&rustc_session[2a7b4f38788f93d2]::session::Session, rustc_middle[573f590e3f45eafe]::ty::context::CurrentGcx, alloc[8f8f4e5073486fe0]::sync::Arc<rustc_data_structures[52ca772bd10c471]::jobserver::Proxy>, &std[3d5b93a78549aa0a]::sync::once_lock::OnceLock<rustc_middle[573f590e3f45eafe]::ty::context::GlobalCtxt>, &rustc_data_structures[52ca772bd10c471]::sync::worker_local::WorkerLocal<rustc_middle[573f590e3f45eafe]::arena::Arena>, &rustc_data_structures[52ca772bd10c471]::sync::worker_local::WorkerLocal<rustc_hir[1d49f14d19e2e96b]::Arena>, rustc_driver_impl[564c6a6441c9b920]::run_compiler::{closure#0}::{closure#2})>>::call_once::{shim:vtable#0} [INFO] [stderr] 22: 0x7f2f249f43b7 - rustc_interface[19fbbc036bde6456]::interface::run_compiler::<(), rustc_driver_impl[564c6a6441c9b920]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 23: 0x7f2f24a34bbe - std[3d5b93a78549aa0a]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[19fbbc036bde6456]::util::run_in_thread_with_globals<rustc_interface[19fbbc036bde6456]::util::run_in_thread_pool_with_globals<rustc_interface[19fbbc036bde6456]::interface::run_compiler<(), rustc_driver_impl[564c6a6441c9b920]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 24: 0x7f2f24a352a0 - <std[3d5b93a78549aa0a]::thread::lifecycle::spawn_unchecked<rustc_interface[19fbbc036bde6456]::util::run_in_thread_with_globals<rustc_interface[19fbbc036bde6456]::util::run_in_thread_pool_with_globals<rustc_interface[19fbbc036bde6456]::interface::run_compiler<(), rustc_driver_impl[564c6a6441c9b920]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[154cb5f5717d2f57]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 25: 0x7f2f24a3612c - <std[3d5b93a78549aa0a]::sys::thread::unix::Thread>::new::thread_start [INFO] [stderr] 26: 0x7f2f1e48aaa4 - <unknown> [INFO] [stderr] 27: 0x7f2f1e517a64 - clone [INFO] [stderr] 28: 0x0 - <unknown> [INFO] [stderr] [INFO] [stderr] error: the compiler unexpectedly panicked. This is a bug [INFO] [stderr] [INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md [INFO] [stderr] [INFO] [stderr] note: please make sure that you have updated to the latest nightly [INFO] [stderr] [INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/polars-core-0.52.0/rustc-ice-2026-02-15T09_27_32-16.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.95.0-nightly (a33907a7a 2026-02-14) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: --crate-type lib -C embed-bitcode=no -C debuginfo=2 [INFO] [stderr] [INFO] [stderr] note: some of the compiler flags provided by cargo are hidden [INFO] [stderr] [INFO] [stderr] query stack during panic: [INFO] [stderr] #0 [resolver_for_lowering_raw] getting the resolver for lowering [INFO] [stderr] end of query stack [INFO] [stderr] error: could not compile `polars-core` (lib) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/nightly-x86_64-unknown-linux-gnu/bin/rustc --crate-name polars_core --edition=2024 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/polars-core-0.52.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 '--allow=clippy::collapsible_if' --cfg 'feature="dtype-categorical"' --cfg 'feature="dtype-struct"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("algorithm_group_by", "allow_unused", "approx_unique", "array_arithmetic", "avx512", "bigidx", "bitwise", "checked_arithmetic", "chrono", "chrono-tz", "comfy-table", "dataframe_arithmetic", "default", "describe", "diagonal_concat", "docs", "docs-selection", "dot_product", "dsl-schema", "dtype-array", "dtype-categorical", "dtype-date", "dtype-datetime", "dtype-decimal", "dtype-duration", "dtype-i128", "dtype-i16", "dtype-i8", "dtype-struct", "dtype-time", "dtype-u128", "dtype-u16", "dtype-u8", "dynamic_group_by", "fmt", "fmt_no_tty", "group_by_list", "is_first_distinct", "is_last_distinct", "lazy", "list_arithmetic", "ndarray", "nightly", "object", "partition_by", "performant", "product", "proptest", "python", "rand", "rand_distr", "random", "regex", "reinterpret", "rolling_window", "rolling_window_by", "round_series", "row_hash", "rows", "serde", "serde-lazy", "serde_json", "simd", "strings", "take_opt_iter", "temporal", "timezones", "unique_counts", "zip_with"))' -C metadata=44c5067aedebb19f -C extra-filename=-a636850bd4228916 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-754052a2bab2513a.rmeta --extern boxcar=/opt/rustwide/target/debug/deps/libboxcar-5b5a8a9dd5d660e0.rmeta --extern bytemuck=/opt/rustwide/target/debug/deps/libbytemuck-533aba033e8f6d9e.rmeta --extern either=/opt/rustwide/target/debug/deps/libeither-0bc76772dad8d598.rmeta --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-81bbd795a06b5783.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-ba730614a2e45b91.rmeta --extern itoa=/opt/rustwide/target/debug/deps/libitoa-58f88d7481f2effe.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-eb2a26af94e2a6f0.rmeta --extern arrow=/opt/rustwide/target/debug/deps/libpolars_arrow-f3c098ef5a933179.rmeta --extern polars_compute=/opt/rustwide/target/debug/deps/libpolars_compute-b1794bd965da9155.rmeta --extern polars_dtype=/opt/rustwide/target/debug/deps/libpolars_dtype-0ec6da1cb4d1ae25.rmeta --extern polars_error=/opt/rustwide/target/debug/deps/libpolars_error-50eb709268b98ea3.rmeta --extern polars_row=/opt/rustwide/target/debug/deps/libpolars_row-96570c624f2f6850.rmeta --extern polars_schema=/opt/rustwide/target/debug/deps/libpolars_schema-3d44c5cf5f02cec1.rmeta --extern polars_utils=/opt/rustwide/target/debug/deps/libpolars_utils-d8a6ea9a07406a9f.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-aa393d9065ca51e1.rmeta --extern strum_macros=/opt/rustwide/target/debug/deps/libstrum_macros-6ff28a79de458877.so --extern uuid=/opt/rustwide/target/debug/deps/libuuid-85bc369eac5ff626.rmeta --extern xxhash_rust=/opt/rustwide/target/debug/deps/libxxhash_rust-a3309ca1e498296c.rmeta --cap-lints allow -L native=/opt/rustwide/target/debug/build/psm-7525de1c9677b5e9/out --cfg 'feature="nightly"'` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "929f75d6fac5a74816c2e5b81993f050fb3620d4e3dc0a7529b855157b8a64f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "929f75d6fac5a74816c2e5b81993f050fb3620d4e3dc0a7529b855157b8a64f7", kill_on_drop: false }` [INFO] [stdout] 929f75d6fac5a74816c2e5b81993f050fb3620d4e3dc0a7529b855157b8a64f7