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# rustc version rustc 1.90.0-nightly (71e4c005c 2025-07-01)
# docs.rs version docsrs 0.6.0 (c1135d19 2025-07-02)
# build log [INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace-builder/builds/cryptix-ecc-0.1.0/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace-builder/builds/cryptix-ecc-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20250701-1.90.0-nightly-71e4c005c\", \"--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] 7307cf1a0978c22988146ac9831ef8e316dee7ee16e844254befdf92338ac6d0 [INFO] running `Command { std: "docker" "start" "-a" "7307cf1a0978c22988146ac9831ef8e316dee7ee16e844254befdf92338ac6d0", kill_on_drop: false }` [INFO] [stderr] warning: target filter specified, but no targets matched; this is a no-op [INFO] [stderr] Checking cryptix-bigint v0.1.0 [INFO] [stderr] error[E0635]: unknown feature `const_slice_index` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cryptix-bigint-0.1.0/src/lib.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | #![feature(const_slice_index)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0635]: unknown feature `const_bigint_helper_methods` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cryptix-bigint-0.1.0/src/lib.rs:5:12 [INFO] [stderr] | [INFO] [stderr] 5 | #![feature(const_bigint_helper_methods)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: internal compiler error: compiler/rustc_const_eval/src/check_consts/qualifs.rs:359:13: expected ConstKind::Param or ConstKind::Value here, found UnevaluatedConst { def: DefId(0:289 ~ cryptix_bigint[b783]::utils::{impl#2}::from_bytes::{constant#0}), args: [T/#0, LEN/#1] } [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] thread 'rustc' panicked at compiler/rustc_const_eval/src/check_consts/qualifs.rs:359:13: [INFO] [stderr] Box<dyn Any> [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f60b6d35703 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hfe73d8ce579ed9ea [INFO] [stderr] 1: 0x7f60b7402bf7 - core::fmt::write::hb677094ad3ce550f [INFO] [stderr] 2: 0x7f60b6d2b343 - std::io::Write::write_fmt::hf90959192a6d2d2c [INFO] [stderr] 3: 0x7f60b6d35562 - std::sys::backtrace::BacktraceLock::print::he549be513cb18ae8 [INFO] [stderr] 4: 0x7f60b6d3905a - std::panicking::default_hook::{{closure}}::hed1573d42aad3039 [INFO] [stderr] 5: 0x7f60b6d38bdf - std::panicking::default_hook::hbfa7e009b9f449bc [INFO] [stderr] 6: 0x7f60b5e10553 - std[d99ba5a7f10fcdad]::panicking::update_hook::<alloc[46b93f97a0e0dc2b]::boxed::Box<rustc_driver_impl[1187c0275bf21a76]::install_ice_hook::{closure#1}>>::{closure#0} [INFO] [stderr] 7: 0x7f60b6d398ab - std::panicking::rust_panic_with_hook::h7f3c50ec8496429f [INFO] [stderr] 8: 0x7f60b5e4a191 - std[d99ba5a7f10fcdad]::panicking::begin_panic::<rustc_errors[6f835138bb643ba1]::ExplicitBug>::{closure#0} [INFO] [stderr] 9: 0x7f60b5e3e6b6 - std[d99ba5a7f10fcdad]::sys::backtrace::__rust_end_short_backtrace::<std[d99ba5a7f10fcdad]::panicking::begin_panic<rustc_errors[6f835138bb643ba1]::ExplicitBug>::{closure#0}, !> [INFO] [stderr] 10: 0x7f60b5e3e545 - std[d99ba5a7f10fcdad]::panicking::begin_panic::<rustc_errors[6f835138bb643ba1]::ExplicitBug> [INFO] [stderr] 11: 0x7f60b5e53c71 - <rustc_errors[6f835138bb643ba1]::diagnostic::BugAbort as rustc_errors[6f835138bb643ba1]::diagnostic::EmissionGuarantee>::emit_producing_guarantee [INFO] [stderr] 12: 0x7f60b641f28a - rustc_middle[64bb05ab04415dca]::util::bug::opt_span_bug_fmt::<rustc_span[eabc74e7902294c4]::span_encoding::Span>::{closure#0} [INFO] [stderr] 13: 0x7f60b63fee8a - rustc_middle[64bb05ab04415dca]::ty::context::tls::with_opt::<rustc_middle[64bb05ab04415dca]::util::bug::opt_span_bug_fmt<rustc_span[eabc74e7902294c4]::span_encoding::Span>::{closure#0}, !>::{closure#0} [INFO] [stderr] 14: 0x7f60b63fecfb - rustc_middle[64bb05ab04415dca]::ty::context::tls::with_context_opt::<rustc_middle[64bb05ab04415dca]::ty::context::tls::with_opt<rustc_middle[64bb05ab04415dca]::util::bug::opt_span_bug_fmt<rustc_span[eabc74e7902294c4]::span_encoding::Span>::{closure#0}, !>::{closure#0}, !> [INFO] [stderr] 15: 0x7f60b34a8d90 - rustc_middle[64bb05ab04415dca]::util::bug::bug_fmt [INFO] [stderr] 16: 0x7f60b90ab3fe - rustc_const_eval[efb742de8927c01]::check_consts::qualifs::in_operand::<rustc_const_eval[efb742de8927c01]::check_consts::qualifs::HasMutInterior, <rustc_const_eval[efb742de8927c01]::check_consts::resolver::TransferFunction<rustc_const_eval[efb742de8927c01]::check_consts::qualifs::HasMutInterior> as rustc_middle[64bb05ab04415dca]::mir::visit::Visitor>::visit_assign::{closure#0}>.cold [INFO] [stderr] 17: 0x7f60b7db8e91 - <rustc_const_eval[efb742de8927c01]::check_consts::resolver::FlowSensitiveAnalysis<rustc_const_eval[efb742de8927c01]::check_consts::qualifs::HasMutInterior> as rustc_mir_dataflow[299fdcd34da5a05a]::framework::Analysis>::apply_primary_statement_effect [INFO] [stderr] 18: 0x7f60b7db3485 - <rustc_const_eval[efb742de8927c01]::check_consts::check::Qualifs>::has_mut_interior [INFO] [stderr] 19: 0x7f60b7db2f6d - <rustc_const_eval[efb742de8927c01]::check_consts::check::Checker>::qualifs_in_return_place [INFO] [stderr] 20: 0x7f60b7db2821 - rustc_mir_transform[3ef2a3fd3b1f744a]::mir_const_qualif [INFO] [stderr] 21: 0x7f60b7db26a5 - rustc_query_impl[e3668e149644d4ae]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[e3668e149644d4ae]::query_impl::mir_const_qualif::dynamic_query::{closure#2}::{closure#0}, rustc_middle[64bb05ab04415dca]::query::erase::Erased<[u8; 4usize]>> [INFO] [stderr] 22: 0x7f60b7db1b0f - rustc_query_system[d392e6bbf8a57d0e]::query::plumbing::try_execute_query::<rustc_query_impl[e3668e149644d4ae]::DynamicConfig<rustc_query_system[d392e6bbf8a57d0e]::query::caches::DefIdCache<rustc_middle[64bb05ab04415dca]::query::erase::Erased<[u8; 4usize]>>, false, false, false>, rustc_query_impl[e3668e149644d4ae]::plumbing::QueryCtxt, false> [INFO] [stderr] 23: 0x7f60b7db1886 - rustc_query_impl[e3668e149644d4ae]::query_impl::mir_const_qualif::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 24: 0x7f60b4a6d973 - rustc_mir_transform[3ef2a3fd3b1f744a]::mir_promoted [INFO] [stderr] 25: 0x7f60b7608716 - rustc_query_impl[e3668e149644d4ae]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[e3668e149644d4ae]::query_impl::mir_promoted::dynamic_query::{closure#2}::{closure#0}, rustc_middle[64bb05ab04415dca]::query::erase::Erased<[u8; 16usize]>> [INFO] [stderr] 26: 0x7f60b76089cf - rustc_query_system[d392e6bbf8a57d0e]::query::plumbing::try_execute_query::<rustc_query_impl[e3668e149644d4ae]::DynamicConfig<rustc_data_structures[699820387ddc49cf]::vec_cache::VecCache<rustc_span[eabc74e7902294c4]::def_id::LocalDefId, rustc_middle[64bb05ab04415dca]::query::erase::Erased<[u8; 16usize]>, rustc_query_system[d392e6bbf8a57d0e]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[e3668e149644d4ae]::plumbing::QueryCtxt, false> [INFO] [stderr] 27: 0x7f60b760861e - rustc_query_impl[e3668e149644d4ae]::query_impl::mir_promoted::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 28: 0x7f60b75fb528 - rustc_borrowck[acde5e77b57750d3]::mir_borrowck [INFO] [stderr] 29: 0x7f60b75fb3d9 - rustc_query_impl[e3668e149644d4ae]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[e3668e149644d4ae]::query_impl::mir_borrowck::dynamic_query::{closure#2}::{closure#0}, rustc_middle[64bb05ab04415dca]::query::erase::Erased<[u8; 8usize]>> [INFO] [stderr] 30: 0x7f60b75fa4ae - rustc_query_system[d392e6bbf8a57d0e]::query::plumbing::try_execute_query::<rustc_query_impl[e3668e149644d4ae]::DynamicConfig<rustc_data_structures[699820387ddc49cf]::vec_cache::VecCache<rustc_span[eabc74e7902294c4]::def_id::LocalDefId, rustc_middle[64bb05ab04415dca]::query::erase::Erased<[u8; 8usize]>, rustc_query_system[d392e6bbf8a57d0e]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[e3668e149644d4ae]::plumbing::QueryCtxt, false> [INFO] [stderr] 31: 0x7f60b75f8b89 - rustc_query_impl[e3668e149644d4ae]::query_impl::mir_borrowck::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 32: 0x7f60b75f8d37 - <rustc_middle[64bb05ab04415dca]::ty::context::TyCtxt>::par_hir_body_owners::<rustc_interface[d8a1c992d3fe97ea]::passes::run_required_analyses::{closure#1}::{closure#0}>::{closure#0} [INFO] [stderr] 33: 0x7f60b75f66b2 - rustc_interface[d8a1c992d3fe97ea]::passes::analysis [INFO] [stderr] 34: 0x7f60b75f5b8b - rustc_query_impl[e3668e149644d4ae]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[e3668e149644d4ae]::query_impl::analysis::dynamic_query::{closure#2}::{closure#0}, rustc_middle[64bb05ab04415dca]::query::erase::Erased<[u8; 0usize]>> [INFO] [stderr] 35: 0x7f60b84afe3c - rustc_query_system[d392e6bbf8a57d0e]::query::plumbing::try_execute_query::<rustc_query_impl[e3668e149644d4ae]::DynamicConfig<rustc_query_system[d392e6bbf8a57d0e]::query::caches::SingleCache<rustc_middle[64bb05ab04415dca]::query::erase::Erased<[u8; 0usize]>>, false, false, false>, rustc_query_impl[e3668e149644d4ae]::plumbing::QueryCtxt, false> [INFO] [stderr] 36: 0x7f60b84afa06 - rustc_query_impl[e3668e149644d4ae]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 37: 0x7f60b86c6556 - rustc_interface[d8a1c992d3fe97ea]::passes::create_and_enter_global_ctxt::<core[186920d7f2eb1ae1]::option::Option<rustc_interface[d8a1c992d3fe97ea]::queries::Linker>, rustc_driver_impl[1187c0275bf21a76]::run_compiler::{closure#0}::{closure#2}>::{closure#2}::{closure#0} [INFO] [stderr] 38: 0x7f60b86788c3 - rustc_interface[d8a1c992d3fe97ea]::interface::run_compiler::<(), rustc_driver_impl[1187c0275bf21a76]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 39: 0x7f60b862b778 - std[d99ba5a7f10fcdad]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[d8a1c992d3fe97ea]::util::run_in_thread_with_globals<rustc_interface[d8a1c992d3fe97ea]::util::run_in_thread_pool_with_globals<rustc_interface[d8a1c992d3fe97ea]::interface::run_compiler<(), rustc_driver_impl[1187c0275bf21a76]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 40: 0x7f60b862b456 - <<std[d99ba5a7f10fcdad]::thread::Builder>::spawn_unchecked_<rustc_interface[d8a1c992d3fe97ea]::util::run_in_thread_with_globals<rustc_interface[d8a1c992d3fe97ea]::util::run_in_thread_pool_with_globals<rustc_interface[d8a1c992d3fe97ea]::interface::run_compiler<(), rustc_driver_impl[1187c0275bf21a76]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[186920d7f2eb1ae1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 41: 0x7f60b8629a7d - std::sys::pal::unix::thread::Thread::new::thread_start::h4f3bbb27df34bc85 [INFO] [stderr] 42: 0x7f60b208aaa4 - <unknown> [INFO] [stderr] 43: 0x7f60b2117a34 - clone [INFO] [stderr] 44: 0x0 - <unknown> [INFO] [stderr] [INFO] [stderr] note: using internal features is not supported and expected to cause internal compiler errors when used incorrectly [INFO] [stderr] [INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cryptix-bigint-0.1.0/rustc-ice-2025-07-02T22_15_15-15.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.90.0-nightly (71e4c005c 2025-07-01) 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 [mir_const_qualif] const checking `utils::<impl at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cryptix-bigint-0.1.0/src/utils.rs:28:1: 31:29>::from_bytes` [INFO] [stderr] #1 [mir_promoted] promoting constants in MIR for `utils::<impl at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cryptix-bigint-0.1.0/src/utils.rs:28:1: 31:29>::from_bytes` [INFO] [stderr] ... and 2 other queries... use `env RUST_BACKTRACE=1` to see the full query stack [INFO] [stderr] For more information about this error, try `rustc --explain E0635`. [INFO] [stderr] error: could not compile `cryptix-bigint` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "7307cf1a0978c22988146ac9831ef8e316dee7ee16e844254befdf92338ac6d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7307cf1a0978c22988146ac9831ef8e316dee7ee16e844254befdf92338ac6d0", kill_on_drop: false }` [INFO] [stdout] 7307cf1a0978c22988146ac9831ef8e316dee7ee16e844254befdf92338ac6d0