[INFO] fetching crate cryptix-ecc 0.1.0... [INFO] checking cryptix-ecc-0.1.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate cryptix-ecc 0.1.0 into /workspace/builds/worker-3-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-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate cryptix-ecc 0.1.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cryptix-bigint v0.1.0 [INFO] [stderr] Downloaded cryptix-field v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 02df3b0c4476807496616d50362effdb89217c5964f838f619175afcad2625c0 [INFO] running `Command { std: "docker" "start" "-a" "02df3b0c4476807496616d50362effdb89217c5964f838f619175afcad2625c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "02df3b0c4476807496616d50362effdb89217c5964f838f619175afcad2625c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02df3b0c4476807496616d50362effdb89217c5964f838f619175afcad2625c0", kill_on_drop: false }` [INFO] [stdout] 02df3b0c4476807496616d50362effdb89217c5964f838f619175afcad2625c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 723d22ba30b996557f2c48b8b2ec555a4fd2669003f5e01294fa6abd59b2bb87 [INFO] running `Command { std: "docker" "start" "-a" "723d22ba30b996557f2c48b8b2ec555a4fd2669003f5e01294fa6abd59b2bb87", kill_on_drop: false }` [INFO] [stderr] Compiling hex-literal v0.3.4 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking 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:359:13: expected ConstKind::Param or ConstKind::Value here, found UnevaluatedConst { def: DefId(0:289 ~ cryptix_bigint[9e1a]::utils::{impl#2}::from_bytes::{constant#0}), args: [T/#0, LEN/#1] } [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' panicked at compiler/rustc_const_eval/src/check_consts/qualifs.rs:359:13: [INFO] [stderr] Box [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7bc3f6ebe733 - ::fmt::h0ee684fa48ea65a9 [INFO] [stderr] 1: 0x7bc3f7602bbf - core::fmt::write::ha7e9dac23b0574fc [INFO] [stderr] 2: 0x7bc3f6eb4263 - std::io::Write::write_fmt::h74c2ee93ac2161e6 [INFO] [stderr] 3: 0x7bc3f6ebe592 - std::sys::backtrace::BacktraceLock::print::h5d2ec0ae212b38da [INFO] [stderr] 4: 0x7bc3f6ec208a - std::panicking::default_hook::{{closure}}::h919f804d261dd9ce [INFO] [stderr] 5: 0x7bc3f6ec1c0f - std::panicking::default_hook::h96273494815ab2d6 [INFO] [stderr] 6: 0x7bc3f5f89453 - std[830672ecc2e6c505]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 7: 0x7bc3f6ec28db - std::panicking::rust_panic_with_hook::hd760048b5d2d6151 [INFO] [stderr] 8: 0x7bc3f5fc2f41 - std[830672ecc2e6c505]::panicking::begin_panic::::{closure#0} [INFO] [stderr] 9: 0x7bc3f5fb74b6 - std[830672ecc2e6c505]::sys::backtrace::__rust_end_short_backtrace::::{closure#0}, !> [INFO] [stderr] 10: 0x7bc3f5fb4015 - std[830672ecc2e6c505]::panicking::begin_panic:: [INFO] [stderr] 11: 0x7bc3f5fcca21 - ::emit_producing_guarantee [INFO] [stderr] 12: 0x7bc3f6597e8a - rustc_middle[f250fd4ccc17d524]::util::bug::opt_span_bug_fmt::::{closure#0} [INFO] [stderr] 13: 0x7bc3f6577fda - rustc_middle[f250fd4ccc17d524]::ty::context::tls::with_opt::::{closure#0}, !>::{closure#0} [INFO] [stderr] 14: 0x7bc3f6577e4b - rustc_middle[f250fd4ccc17d524]::ty::context::tls::with_context_opt::::{closure#0}, !>::{closure#0}, !> [INFO] [stderr] 15: 0x7bc3f36a6360 - rustc_middle[f250fd4ccc17d524]::util::bug::bug_fmt [INFO] [stderr] 16: 0x7bc3f930b8fe - rustc_const_eval[66e06160968c788a]::check_consts::qualifs::in_operand:: as rustc_middle[f250fd4ccc17d524]::mir::visit::Visitor>::visit_assign::{closure#0}>.cold [INFO] [stderr] 17: 0x7bc3f81ec451 - as rustc_mir_dataflow[a38606f9d9c6181e]::framework::Analysis>::apply_primary_statement_effect [INFO] [stderr] 18: 0x7bc3f81e6785 - ::has_mut_interior [INFO] [stderr] 19: 0x7bc3f81e626d - ::qualifs_in_return_place [INFO] [stderr] 20: 0x7bc3f81e5b21 - rustc_mir_transform[d61f517093974f4f]::mir_const_qualif [INFO] [stderr] 21: 0x7bc3f81e59a5 - rustc_query_impl[b1e345ff3b796975]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 22: 0x7bc3f81e4e0f - rustc_query_system[efe3bbe14cc0c383]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[b1e345ff3b796975]::plumbing::QueryCtxt, false> [INFO] [stderr] 23: 0x7bc3f81e4b86 - rustc_query_impl[b1e345ff3b796975]::query_impl::mir_const_qualif::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 24: 0x7bc3f4dc79d3 - rustc_mir_transform[d61f517093974f4f]::mir_promoted [INFO] [stderr] 25: 0x7bc3f7ee4092 - rustc_query_impl[b1e345ff3b796975]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 26: 0x7bc3f7ee4330 - rustc_query_system[efe3bbe14cc0c383]::query::plumbing::try_execute_query::, rustc_query_system[efe3bbe14cc0c383]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[b1e345ff3b796975]::plumbing::QueryCtxt, false> [INFO] [stderr] 27: 0x7bc3f7ee3edc - rustc_query_impl[b1e345ff3b796975]::query_impl::mir_promoted::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 28: 0x7bc3f786ec28 - rustc_borrowck[1ebbcb853750c751]::mir_borrowck [INFO] [stderr] 29: 0x7bc3f786ead9 - rustc_query_impl[b1e345ff3b796975]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 30: 0x7bc3f786dbae - rustc_query_system[efe3bbe14cc0c383]::query::plumbing::try_execute_query::, rustc_query_system[efe3bbe14cc0c383]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[b1e345ff3b796975]::plumbing::QueryCtxt, false> [INFO] [stderr] 31: 0x7bc3f786c289 - rustc_query_impl[b1e345ff3b796975]::query_impl::mir_borrowck::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 32: 0x7bc3f786c437 - ::par_hir_body_owners::::{closure#0} [INFO] [stderr] 33: 0x7bc3f7869db2 - rustc_interface[5cef43cd7eaf25c8]::passes::analysis [INFO] [stderr] 34: 0x7bc3f786928b - rustc_query_impl[b1e345ff3b796975]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 35: 0x7bc3f869453c - rustc_query_system[efe3bbe14cc0c383]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[b1e345ff3b796975]::plumbing::QueryCtxt, false> [INFO] [stderr] 36: 0x7bc3f8694212 - rustc_query_impl[b1e345ff3b796975]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 37: 0x7bc3f8859016 - rustc_interface[5cef43cd7eaf25c8]::passes::create_and_enter_global_ctxt::, rustc_driver_impl[99160c7adc3455e4]::run_compiler::{closure#0}::{closure#2}>::{closure#2}::{closure#0} [INFO] [stderr] 38: 0x7bc3f8822aaf - rustc_interface[5cef43cd7eaf25c8]::interface::run_compiler::<(), rustc_driver_impl[99160c7adc3455e4]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 39: 0x7bc3f87e86b8 - std[830672ecc2e6c505]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 40: 0x7bc3f87e8396 - <::spawn_unchecked_::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[d544fb7e1ae8095a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 41: 0x7bc3f87e69bd - std::sys::pal::unix::thread::Thread::new::thread_start::h2bc5ed2d21820d0e [INFO] [stderr] 42: 0x7bc3fa027aa4 - [INFO] [stderr] 43: 0x7bc3fa0b4a34 - clone [INFO] [stderr] 44: 0x0 - [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-2025-06-29T20_28_11-60.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.90.0-nightly (cf38b8e66 2025-06-28) 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::::from_bytes` [INFO] [stderr] #1 [mir_promoted] promoting constants in MIR for `utils::::from_bytes` [INFO] [stderr] #2 [mir_borrowck] borrow-checking `utils::::from_bytes` [INFO] [stderr] #3 [analysis] running analysis passes on this crate [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" "723d22ba30b996557f2c48b8b2ec555a4fd2669003f5e01294fa6abd59b2bb87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "723d22ba30b996557f2c48b8b2ec555a4fd2669003f5e01294fa6abd59b2bb87", kill_on_drop: false }` [INFO] [stdout] 723d22ba30b996557f2c48b8b2ec555a4fd2669003f5e01294fa6abd59b2bb87