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# rustc version rustc 1.94.0-nightly (7b5cde737 2025-12-27)
# docs.rs version docsrs 0.1.0 (e6d7c66e 2025-12-21 )
# build log [INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace-builder/builds/sys_language-0.1.0/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace-builder/builds/sys_language-0.1.0/source:/opt/rustwide/workdir:ro,Z" "-v" "/home/cratesfyi/workspace-builder/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/home/cratesfyi/workspace-builder/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20251227-1.94.0-nightly-7b5cde737\", \"--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] de7cf79f74ab5fa8a44e7674f69fdf2a53071050a70d5ce7417c9593ff6ce4be [INFO] running `Command { std: "docker" "start" "-a" "de7cf79f74ab5fa8a44e7674f69fdf2a53071050a70d5ce7417c9593ff6ce4be", kill_on_drop: false }` [INFO] [stderr] Scraping sys_language v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Documenting sys_language v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] [INFO] [stderr] thread 'rustc' (26) panicked at /rustc-dev/7b5cde7370b82fecf700071dda98c3fbc7d41fae/compiler/rustc_span/src/lib.rs:2453:17: [INFO] [stderr] assertion failed: bpos.to_u32() >= mbc.pos.to_u32() + mbc.bytes as u32 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f0201a53393 - <<std[d04b43a2428f6e7c]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[5301abcae13ad7a]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7f0202010b88 - core[5301abcae13ad7a]::fmt::write [INFO] [stderr] 2: 0x7f0201a69aa6 - <std[d04b43a2428f6e7c]::sys::stdio::unix::Stderr as std[d04b43a2428f6e7c]::io::Write>::write_fmt [INFO] [stderr] 3: 0x7f0201a29c48 - std[d04b43a2428f6e7c]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7f0201a472d3 - std[d04b43a2428f6e7c]::panicking::default_hook [INFO] [stderr] 5: 0x7f0200a21aca - std[d04b43a2428f6e7c]::panicking::update_hook::<alloc[966711e2d4248474]::boxed::Box<rustc_driver_impl[d4ed2211832a1e45]::install_ice_hook::{closure#1}>>::{closure#0} [INFO] [stderr] 6: 0x7f0201a475b2 - std[d04b43a2428f6e7c]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7f0201a29d3a - std[d04b43a2428f6e7c]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7f0201a20de9 - std[d04b43a2428f6e7c]::sys::backtrace::__rust_end_short_backtrace::<std[d04b43a2428f6e7c]::panicking::panic_handler::{closure#0}, !> [INFO] [stderr] 9: 0x7f0201a2b7bd - __rustc[cab3351709315bda]::rust_begin_unwind [INFO] [stderr] 10: 0x7f01fea8f35c - core[5301abcae13ad7a]::panicking::panic_fmt [INFO] [stderr] 11: 0x7f01fe1a4812 - core[5301abcae13ad7a]::panicking::panic [INFO] [stderr] 12: 0x7f020308b5f8 - <rustc_span[41c12b187d0c00e0]::source_map::SourceMap>::lookup_char_pos [INFO] [stderr] 13: 0x55920f169087 - <rustdoc[daf3ab346d658bf3]::clean::types::Span>::cnum [INFO] [stderr] 14: 0x55920f0e7c9a - <rustdoc[daf3ab346d658bf3]::html::render::context::Context>::href_from_span [INFO] [stderr] 15: 0x55920f26a357 - <&core[5301abcae13ad7a]::fmt::builders::FromFn<rustdoc[daf3ab346d658bf3]::html::sources::print_src<&mut core[5301abcae13ad7a]::fmt::Formatter>::{closure#0}> as core[5301abcae13ad7a]::fmt::Display>::fmt [INFO] [stderr] 16: 0x7f0202010b88 - core[5301abcae13ad7a]::fmt::write [INFO] [stderr] 17: 0x55920f26a861 - <&askama[95b82e1fb277e4d]::filters::escape::Safe<&core[5301abcae13ad7a]::fmt::builders::FromFn<rustdoc[daf3ab346d658bf3]::html::sources::print_src<&mut core[5301abcae13ad7a]::fmt::Formatter>::{closure#0}>> as core[5301abcae13ad7a]::fmt::Display>::fmt [INFO] [stderr] 18: 0x7f0202010b88 - core[5301abcae13ad7a]::fmt::write [INFO] [stderr] 19: 0x55920f0601b8 - rustdoc[daf3ab346d658bf3]::html::render::render_call_locations::<&mut core[5301abcae13ad7a]::fmt::Formatter>::{closure#2} [INFO] [stderr] 20: 0x55920f29fe25 - <core[5301abcae13ad7a]::fmt::builders::FromFn<rustdoc[daf3ab346d658bf3]::html::render::document_full_inner::{closure#0}> as core[5301abcae13ad7a]::fmt::Display>::fmt [INFO] [stderr] 21: 0x55920eefde11 - rustdoc[daf3ab346d658bf3]::html::render::render_impl::{closure#0}::doc_impl_item::<&mut alloc[966711e2d4248474]::string::String, &mut alloc[966711e2d4248474]::string::String> [INFO] [stderr] 22: 0x55920f29d69a - <core[5301abcae13ad7a]::fmt::builders::FromFn<rustdoc[daf3ab346d658bf3]::html::render::render_impl::{closure#0}> as core[5301abcae13ad7a]::fmt::Display>::fmt [INFO] [stderr] 23: 0x55920f1aece2 - rustdoc[daf3ab346d658bf3]::html::render::render_assoc_items_inner [INFO] [stderr] 24: 0x55920f29f734 - <core[5301abcae13ad7a]::fmt::builders::FromFn<rustdoc[daf3ab346d658bf3]::html::render::render_assoc_items::{closure#0}> as core[5301abcae13ad7a]::fmt::Display>::fmt [INFO] [stderr] 25: 0x7f0202010b88 - core[5301abcae13ad7a]::fmt::write [INFO] [stderr] 26: 0x55920eec2104 - <rustdoc[daf3ab346d658bf3]::html::render::print_item::DisplayStruct>::render_into::<core[5301abcae13ad7a]::fmt::Formatter> [INFO] [stderr] 27: 0x55920f2a3c70 - <core[5301abcae13ad7a]::fmt::builders::FromFn<rustdoc[daf3ab346d658bf3]::html::render::print_item::item_struct::{closure#0}> as core[5301abcae13ad7a]::fmt::Display>::fmt [INFO] [stderr] 28: 0x7f0202010b88 - core[5301abcae13ad7a]::fmt::write [INFO] [stderr] 29: 0x55920ef98edf - rustdoc[daf3ab346d658bf3]::html::layout::render::<core[5301abcae13ad7a]::fmt::builders::FromFn<rustdoc[daf3ab346d658bf3]::html::render::print_item::print_item::{closure#0}>, core[5301abcae13ad7a]::fmt::builders::FromFn<<rustdoc[daf3ab346d658bf3]::html::render::context::Context>::render_item::{closure#1}>> [INFO] [stderr] 30: 0x55920f0e71e5 - <rustdoc[daf3ab346d658bf3]::html::render::context::Context>::render_item [INFO] [stderr] 31: 0x55920f285dbe - <rustdoc[daf3ab346d658bf3]::html::render::context::Context as rustdoc[daf3ab346d658bf3]::formats::renderer::FormatRenderer>::item [INFO] [stderr] 32: 0x55920efa1f79 - rustdoc[daf3ab346d658bf3]::formats::renderer::run_format_inner::<rustdoc[daf3ab346d658bf3]::html::render::context::Context> [INFO] [stderr] 33: 0x55920efa2129 - rustdoc[daf3ab346d658bf3]::formats::renderer::run_format_inner::<rustdoc[daf3ab346d658bf3]::html::render::context::Context> [INFO] [stderr] 34: 0x55920f068014 - rustdoc[daf3ab346d658bf3]::main_args::{closure#2}::{closure#0} [INFO] [stderr] 35: 0x55920f05bb1c - rustc_interface[84bae928b5c4a14c]::interface::run_compiler::<(), rustdoc[daf3ab346d658bf3]::main_args::{closure#2}>::{closure#1} [INFO] [stderr] 36: 0x55920ef971b8 - std[d04b43a2428f6e7c]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[84bae928b5c4a14c]::util::run_in_thread_with_globals<rustc_interface[84bae928b5c4a14c]::util::run_in_thread_pool_with_globals<rustc_interface[84bae928b5c4a14c]::interface::run_compiler<(), rustdoc[daf3ab346d658bf3]::main_args::{closure#2}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 37: 0x55920f08b6d7 - <std[d04b43a2428f6e7c]::thread::lifecycle::spawn_unchecked<rustc_interface[84bae928b5c4a14c]::util::run_in_thread_with_globals<rustc_interface[84bae928b5c4a14c]::util::run_in_thread_pool_with_globals<rustc_interface[84bae928b5c4a14c]::interface::run_compiler<(), rustdoc[daf3ab346d658bf3]::main_args::{closure#2}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[5301abcae13ad7a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 38: 0x7f0203197df8 - <std[d04b43a2428f6e7c]::sys::thread::unix::Thread>::new::thread_start [INFO] [stderr] 39: 0x7f01fcc8aaa4 - <unknown> [INFO] [stderr] 40: 0x7f01fcd17a64 - clone [INFO] [stderr] 41: 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-rustdoc&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/workdir/rustc-ice-2025-12-28T05_09_33-25.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.94.0-nightly (7b5cde737 2025-12-27) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: --crate-type lib -Z unstable-options -Z unstable-options -Z unstable-options [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] end of query stack [INFO] [stderr] error: could not document `sys_language` [INFO] running `Command { std: "docker" "inspect" "de7cf79f74ab5fa8a44e7674f69fdf2a53071050a70d5ce7417c9593ff6ce4be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de7cf79f74ab5fa8a44e7674f69fdf2a53071050a70d5ce7417c9593ff6ce4be", kill_on_drop: false }` [INFO] [stdout] de7cf79f74ab5fa8a44e7674f69fdf2a53071050a70d5ce7417c9593ff6ce4be