[INFO] fetching crate cryptix-ecc 0.1.0...
[INFO] testing cryptix-ecc-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate cryptix-ecc 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate cryptix-ecc 0.1.0
[INFO] finished tweaking crates.io crate cryptix-ecc 0.1.0
[INFO] tweaked toml for crates.io crate cryptix-ecc 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cryptix-ecc 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cryptix-field v0.1.0
[INFO] [stderr]   Downloaded cryptix-bigint v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 451ef3721a8573c49055452ed8cba172659607310addf9fae41485015792f128
[INFO] running `Command { std: "docker" "start" "-a" "451ef3721a8573c49055452ed8cba172659607310addf9fae41485015792f128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "451ef3721a8573c49055452ed8cba172659607310addf9fae41485015792f128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "451ef3721a8573c49055452ed8cba172659607310addf9fae41485015792f128", kill_on_drop: false }`
[INFO] [stdout] 451ef3721a8573c49055452ed8cba172659607310addf9fae41485015792f128
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa6467255571f6612175610b2b005b6a58028e1d1e7ce0bb5e0a356562ff7c5b
[INFO] running `Command { std: "docker" "start" "-a" "aa6467255571f6612175610b2b005b6a58028e1d1e7ce0bb5e0a356562ff7c5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling hex-literal v0.3.4
[INFO] [stderr]    Compiling cryptix-bigint v0.1.0
[INFO] [stdout] error[E0635]: unknown feature `const_slice_index`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cryptix-bigint-0.1.0/src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(const_slice_index)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `const_bigint_helper_methods`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cryptix-bigint-0.1.0/src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(const_bigint_helper_methods)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: internal compiler error: compiler/rustc_const_eval/src/check_consts/qualifs.rs:356:13: expected ConstKind::Param or ConstKind::Value here, found UnevaluatedConst { def: DefId(0:289 ~ cryptix_bigint[9490]::utils::{impl#2}::from_bytes::{constant#0}), args: [T/#0, LEN/#1] }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] thread 'rustc' (62) panicked at compiler/rustc_const_eval/src/check_consts/qualifs.rs:356:13:
[INFO] [stderr] Box<dyn Any>
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x730b2a45f223 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hde21067283f7e82e
[INFO] [stderr]    1:     0x730b2ac01afc - core::fmt::write::h24186904251c31cb
[INFO] [stderr]    2:     0x730b2a413d93 - std::io::Write::write_fmt::h3ab9f1f4d8d19b72
[INFO] [stderr]    3:     0x730b2a4253a2 - std::sys::backtrace::BacktraceLock::print::he038489aba5894a6
[INFO] [stderr]    4:     0x730b2a42b3f9 - std::panicking::default_hook::{{closure}}::h80a26d916c49679b
[INFO] [stderr]    5:     0x730b2a42af23 - std::panicking::default_hook::he2e9efee79b3dce9
[INFO] [stderr]    6:     0x730b29420c91 - std[e95ebcffb71a5621]::panicking::update_hook::<alloc[6ba2be5df7d20276]::boxed::Box<rustc_driver_impl[8bc3447375e6b2d8]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    7:     0x730b2a42b81f - std::panicking::panic_with_hook::hf5648b7cec6bc73e
[INFO] [stderr]    8:     0x730b2945cb31 - std[e95ebcffb71a5621]::panicking::begin_panic::<rustc_errors[88aff0700d119b65]::ExplicitBug>::{closure#0}
[INFO] [stderr]    9:     0x730b2944f386 - std[e95ebcffb71a5621]::sys::backtrace::__rust_end_short_backtrace::<std[e95ebcffb71a5621]::panicking::begin_panic<rustc_errors[88aff0700d119b65]::ExplicitBug>::{closure#0}, !>
[INFO] [stderr]   10:     0x730b2944efc7 - std[e95ebcffb71a5621]::panicking::begin_panic::<rustc_errors[88aff0700d119b65]::ExplicitBug>
[INFO] [stderr]   11:     0x730b2947b161 - <rustc_errors[88aff0700d119b65]::diagnostic::BugAbort as rustc_errors[88aff0700d119b65]::diagnostic::EmissionGuarantee>::emit_producing_guarantee
[INFO] [stderr]   12:     0x730b29a025fa - rustc_middle[9ce76f953d15e2f6]::util::bug::opt_span_bug_fmt::<rustc_span[28eed06c8d001cb1]::span_encoding::Span>::{closure#0}
[INFO] [stderr]   13:     0x730b29a0277a - rustc_middle[9ce76f953d15e2f6]::ty::context::tls::with_opt::<rustc_middle[9ce76f953d15e2f6]::util::bug::opt_span_bug_fmt<rustc_span[28eed06c8d001cb1]::span_encoding::Span>::{closure#0}, !>::{closure#0}
[INFO] [stderr]   14:     0x730b299f318b - rustc_middle[9ce76f953d15e2f6]::ty::context::tls::with_context_opt::<rustc_middle[9ce76f953d15e2f6]::ty::context::tls::with_opt<rustc_middle[9ce76f953d15e2f6]::util::bug::opt_span_bug_fmt<rustc_span[28eed06c8d001cb1]::span_encoding::Span>::{closure#0}, !>::{closure#0}, !>
[INFO] [stderr]   15:     0x730b2777a660 - rustc_middle[9ce76f953d15e2f6]::util::bug::bug_fmt
[INFO] [stderr]   16:     0x730b2cb021bf - rustc_const_eval[f0d238b946b9d476]::check_consts::qualifs::in_operand::<rustc_const_eval[f0d238b946b9d476]::check_consts::qualifs::HasMutInterior, <rustc_const_eval[f0d238b946b9d476]::check_consts::resolver::TransferFunction<rustc_const_eval[f0d238b946b9d476]::check_consts::qualifs::HasMutInterior> as rustc_middle[9ce76f953d15e2f6]::mir::visit::Visitor>::visit_assign::{closure#0}>.cold
[INFO] [stderr]   17:     0x730b2bc3f078 - <rustc_const_eval[f0d238b946b9d476]::check_consts::resolver::FlowSensitiveAnalysis<rustc_const_eval[f0d238b946b9d476]::check_consts::qualifs::HasMutInterior> as rustc_mir_dataflow[d19a0a9e8987d32a]::framework::Analysis>::apply_primary_statement_effect
[INFO] [stderr]   18:     0x730b2b8afd8f - <rustc_const_eval[f0d238b946b9d476]::check_consts::check::Qualifs>::has_mut_interior
[INFO] [stderr]   19:     0x730b2b8af061 - rustc_mir_transform[2a90306ef82b18fe]::mir_const_qualif
[INFO] [stderr]   20:     0x730b2b8aede9 - rustc_query_impl[8ae232d5147ca84e]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[8ae232d5147ca84e]::query_impl::mir_const_qualif::dynamic_query::{closure#2}::{closure#0}, rustc_middle[9ce76f953d15e2f6]::query::erase::Erased<[u8; 4usize]>>
[INFO] [stderr]   21:     0x730b2b8ae28b - rustc_query_system[41b9c06994168e52]::query::plumbing::try_execute_query::<rustc_query_impl[8ae232d5147ca84e]::DynamicConfig<rustc_query_system[41b9c06994168e52]::query::caches::DefIdCache<rustc_middle[9ce76f953d15e2f6]::query::erase::Erased<[u8; 4usize]>>, false, false, false>, rustc_query_impl[8ae232d5147ca84e]::plumbing::QueryCtxt, false>
[INFO] [stderr]   22:     0x730b2b8adfca - rustc_query_impl[8ae232d5147ca84e]::query_impl::mir_const_qualif::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   23:     0x730b27ff403f - rustc_mir_transform[2a90306ef82b18fe]::mir_promoted
[INFO] [stderr]   24:     0x730b2b66a512 - rustc_query_impl[8ae232d5147ca84e]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[8ae232d5147ca84e]::query_impl::mir_promoted::dynamic_query::{closure#2}::{closure#0}, rustc_middle[9ce76f953d15e2f6]::query::erase::Erased<[u8; 16usize]>>
[INFO] [stderr]   25:     0x730b2b66a7d1 - rustc_query_system[41b9c06994168e52]::query::plumbing::try_execute_query::<rustc_query_impl[8ae232d5147ca84e]::DynamicConfig<rustc_data_structures[de67cf687b97999a]::vec_cache::VecCache<rustc_span[28eed06c8d001cb1]::def_id::LocalDefId, rustc_middle[9ce76f953d15e2f6]::query::erase::Erased<[u8; 16usize]>, rustc_query_system[41b9c06994168e52]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[8ae232d5147ca84e]::plumbing::QueryCtxt, false>
[INFO] [stderr]   26:     0x730b2b66a34c - rustc_query_impl[8ae232d5147ca84e]::query_impl::mir_promoted::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   27:     0x730b2bc73fc0 - rustc_borrowck[82a703254c15f188]::mir_borrowck
[INFO] [stderr]   28:     0x730b2bc73f19 - rustc_query_impl[8ae232d5147ca84e]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[8ae232d5147ca84e]::query_impl::mir_borrowck::dynamic_query::{closure#2}::{closure#0}, rustc_middle[9ce76f953d15e2f6]::query::erase::Erased<[u8; 8usize]>>
[INFO] [stderr]   29:     0x730b2af2b977 - rustc_query_system[41b9c06994168e52]::query::plumbing::try_execute_query::<rustc_query_impl[8ae232d5147ca84e]::DynamicConfig<rustc_data_structures[de67cf687b97999a]::vec_cache::VecCache<rustc_span[28eed06c8d001cb1]::def_id::LocalDefId, rustc_middle[9ce76f953d15e2f6]::query::erase::Erased<[u8; 8usize]>, rustc_query_system[41b9c06994168e52]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[8ae232d5147ca84e]::plumbing::QueryCtxt, false>
[INFO] [stderr]   30:     0x730b2af2480b - rustc_query_impl[8ae232d5147ca84e]::query_impl::mir_borrowck::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   31:     0x730b2af24a37 - <rustc_middle[9ce76f953d15e2f6]::ty::context::TyCtxt>::par_hir_body_owners::<rustc_interface[d5ff205a9ab97820]::passes::run_required_analyses::{closure#1}::{closure#0}>::{closure#0}
[INFO] [stderr]   32:     0x730b2af222d8 - rustc_interface[d5ff205a9ab97820]::passes::analysis
[INFO] [stderr]   33:     0x730b2af21773 - rustc_query_impl[8ae232d5147ca84e]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[8ae232d5147ca84e]::query_impl::analysis::dynamic_query::{closure#2}::{closure#0}, rustc_middle[9ce76f953d15e2f6]::query::erase::Erased<[u8; 0usize]>>
[INFO] [stderr]   34:     0x730b2bc9d360 - rustc_query_system[41b9c06994168e52]::query::plumbing::try_execute_query::<rustc_query_impl[8ae232d5147ca84e]::DynamicConfig<rustc_query_system[41b9c06994168e52]::query::caches::SingleCache<rustc_middle[9ce76f953d15e2f6]::query::erase::Erased<[u8; 0usize]>>, false, false, false>, rustc_query_impl[8ae232d5147ca84e]::plumbing::QueryCtxt, false>
[INFO] [stderr]   35:     0x730b2bc9cfb6 - rustc_query_impl[8ae232d5147ca84e]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   36:     0x730b2bf5a00a - <rustc_interface[d5ff205a9ab97820]::passes::create_and_enter_global_ctxt<core[a4c7c2348b0f0abe]::option::Option<rustc_interface[d5ff205a9ab97820]::queries::Linker>, rustc_driver_impl[8bc3447375e6b2d8]::run_compiler::{closure#0}::{closure#2}>::{closure#2} as core[a4c7c2348b0f0abe]::ops::function::FnOnce<(&rustc_session[84c9ddeb8f325268]::session::Session, rustc_middle[9ce76f953d15e2f6]::ty::context::CurrentGcx, alloc[6ba2be5df7d20276]::sync::Arc<rustc_data_structures[de67cf687b97999a]::jobserver::Proxy>, &std[e95ebcffb71a5621]::sync::once_lock::OnceLock<rustc_middle[9ce76f953d15e2f6]::ty::context::GlobalCtxt>, &rustc_data_structures[de67cf687b97999a]::sync::worker_local::WorkerLocal<rustc_middle[9ce76f953d15e2f6]::arena::Arena>, &rustc_data_structures[de67cf687b97999a]::sync::worker_local::WorkerLocal<rustc_hir[1534e3459f232f80]::Arena>, rustc_driver_impl[8bc3447375e6b2d8]::run_compiler::{closure#0}::{closure#2})>>::call_once::{shim:vtable#0}
[INFO] [stderr]   37:     0x730b2bdfbfe9 - rustc_interface[d5ff205a9ab97820]::interface::run_compiler::<(), rustc_driver_impl[8bc3447375e6b2d8]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   38:     0x730b2ba90e3c - std[e95ebcffb71a5621]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[d5ff205a9ab97820]::util::run_in_thread_with_globals<rustc_interface[d5ff205a9ab97820]::util::run_in_thread_pool_with_globals<rustc_interface[d5ff205a9ab97820]::interface::run_compiler<(), rustc_driver_impl[8bc3447375e6b2d8]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stderr]   39:     0x730b2ba90b20 - <<std[e95ebcffb71a5621]::thread::Builder>::spawn_unchecked_<rustc_interface[d5ff205a9ab97820]::util::run_in_thread_with_globals<rustc_interface[d5ff205a9ab97820]::util::run_in_thread_pool_with_globals<rustc_interface[d5ff205a9ab97820]::interface::run_compiler<(), rustc_driver_impl[8bc3447375e6b2d8]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[a4c7c2348b0f0abe]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   40:     0x730b2ba95daf - std::sys::thread::unix::Thread::new::thread_start::hb3dc6483caa1b987
[INFO] [stderr]   41:     0x730b2568aaa4 - <unknown>
[INFO] [stderr]   42:     0x730b25717a64 - clone
[INFO] [stderr]   43:                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-2025-11-11T09_30_18-59.txt`: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.93.0-nightly (c90bcb957 2025-11-06) 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] #2 [mir_borrowck] borrow-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] #3 [analysis] running analysis passes on crate `cryptix_bigint`
[INFO] [stderr] end of query stack
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cryptix-bigint` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "aa6467255571f6612175610b2b005b6a58028e1d1e7ce0bb5e0a356562ff7c5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa6467255571f6612175610b2b005b6a58028e1d1e7ce0bb5e0a356562ff7c5b", kill_on_drop: false }`
[INFO] [stdout] aa6467255571f6612175610b2b005b6a58028e1d1e7ce0bb5e0a356562ff7c5b