[INFO] cloning repository https://github.com/cdrksm/minimal-ice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cdrksm/minimal-ice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdrksm%2Fminimal-ice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdrksm%2Fminimal-ice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bfacabd4916770a92dcf0ca80640f471dae609db
[INFO] checking cdrksm/minimal-ice against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdrksm%2Fminimal-ice" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cdrksm/minimal-ice
[INFO] finished tweaking git repo https://github.com/cdrksm/minimal-ice
[INFO] tweaked toml for git repo https://github.com/cdrksm/minimal-ice written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cdrksm/minimal-ice on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cdrksm/minimal-ice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47d299983fb39df9fd3153b5fb06d067c094c14db6624bbac966ef3a8669616e
[INFO] running `Command { std: "docker" "start" "-a" "47d299983fb39df9fd3153b5fb06d067c094c14db6624bbac966ef3a8669616e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47d299983fb39df9fd3153b5fb06d067c094c14db6624bbac966ef3a8669616e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47d299983fb39df9fd3153b5fb06d067c094c14db6624bbac966ef3a8669616e", kill_on_drop: false }`
[INFO] [stdout] 47d299983fb39df9fd3153b5fb06d067c094c14db6624bbac966ef3a8669616e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9091fce95021c2d9a64567d311cfa6ab58eb6c7ff4bfc22d9a9902851708ca35
[INFO] running `Command { std: "docker" "start" "-a" "9091fce95021c2d9a64567d311cfa6ab58eb6c7ff4bfc22d9a9902851708ca35", kill_on_drop: false }`
[INFO] [stderr]     Checking minimal_ice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `generic_const_exprs` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generic_const_exprs)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #76560 <https://github.com/rust-lang/rust/issues/76560> for more information
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `baz` is never used
[INFO] [stdout]   --> src/lib.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn baz() {
[INFO] [stdout]    |    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::cmp::PartialEq::eq` that must be used
[INFO] [stdout]   --> src/lib.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     ().eq(&());
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let _ = ().eq(&());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] note: no errors encountered even though delayed bugs were created
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] note: those delayed bugs will now be shown as internal compiler errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `generic_const_exprs` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generic_const_exprs)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #76560 <https://github.com/rust-lang/rust/issues/76560> for more information
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: internal compiler error: Missing value for constant, but no error reported?
[INFO] [stdout]   |
[INFO] [stdout]   = note: delayed at /rustc-dev/012cd62c9add58ab3910e44c137d87db3ab70f61/compiler/rustc_trait_selection/src/traits/const_evaluatable.rs:74:68
[INFO] [stdout]              0: <rustc_errors::DiagCtxtInner>::emit_diagnostic
[INFO] [stdout]              1: <rustc_errors::DiagCtxtHandle>::emit_diagnostic
[INFO] [stdout]              2: <rustc_span::ErrorGuaranteed as rustc_errors::diagnostic::EmissionGuarantee>::emit_producing_guarantee
[INFO] [stdout]              3: <rustc_errors::DiagCtxtHandle>::span_delayed_bug::<rustc_span::span_encoding::Span, &str>
[INFO] [stdout]              4: rustc_trait_selection::traits::const_evaluatable::is_const_evaluatable.cold
[INFO] [stdout]              5: <rustc_trait_selection::traits::select::SelectionContext>::evaluate_root_obligation
[INFO] [stdout]              6: rustc_traits::evaluate_obligation::evaluate_obligation
[INFO] [stdout]              7: rustc_query_impl::query_impl::evaluate_obligation::invoke_provider_fn::__rust_begin_short_backtrace
[INFO] [stdout]              8: rustc_query_impl::execution::try_execute_query::<rustc_middle::query::caches::DefaultCache<rustc_type_ir::canonical::CanonicalQueryInput<rustc_middle::ty::context::TyCtxt, rustc_middle::ty::ParamEnvAnd<rustc_middle::ty::predicate::Predicate>>, rustc_middle::query::erase::ErasedData<[u8; 2]>>, false>
[INFO] [stdout]              9: rustc_query_impl::query_impl::evaluate_obligation::execute_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]             10: <rustc_infer::infer::InferCtxt as rustc_trait_selection::traits::query::evaluate_obligation::InferCtxtExt>::evaluate_obligation_no_overflow
[INFO] [stdout]             11: <core::iter::adapters::map::Map<core::iter::adapters::filter::Filter<core::slice::iter::Iter<rustc_hir_typeck::method::probe::Candidate>, <rustc_hir_typeck::method::probe::ProbeContext>::consider_candidates::{closure#0}>, <rustc_hir_typeck::method::probe::ProbeContext>::consider_candidates::{closure#1}> as core::iter::traits::iterator::Iterator>::try_fold::<(), core::iter::traits::iterator::Iterator::find::check<(&rustc_hir_typeck::method::probe::Candidate, rustc_hir_typeck::method::probe::ProbeResult), &mut <rustc_hir_typeck::method::probe::ProbeContext>::consider_candidates::{closure#2}>::{closure#0}, core::ops::control_flow::ControlFlow<(&rustc_hir_typeck::method::probe::Candidate, rustc_hir_typeck::method::probe::ProbeResult)>>
[INFO] [stdout]             12: <rustc_hir_typeck::method::probe::ProbeContext>::pick_all_method
[INFO] [stdout]             13: <rustc_hir_typeck::fn_ctxt::FnCtxt>::lookup_probe
[INFO] [stdout]             14: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_method_call
[INFO] [stdout]             15: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_with_expectation_and_args
[INFO] [stdout]             16: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_block
[INFO] [stdout]             17: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_with_expectation_and_args
[INFO] [stdout]             18: rustc_hir_typeck::check::check_fn
[INFO] [stdout]             19: rustc_hir_typeck::typeck_with_inspect::{closure#0}
[INFO] [stdout]             20: rustc_query_impl::query_impl::typeck_root::invoke_provider_fn::__rust_begin_short_backtrace
[INFO] [stdout]             21: rustc_query_impl::execution::try_execute_query::<rustc_data_structures::vec_cache::VecCache<rustc_span::def_id::LocalDefId, rustc_middle::query::erase::ErasedData<[u8; 8]>, rustc_middle::dep_graph::graph::DepNodeIndex>, false>
[INFO] [stdout]             22: rustc_query_impl::query_impl::typeck_root::execute_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]             23: <rustc_middle::ty::context::TyCtxt>::par_hir_body_owners::<rustc_hir_analysis::check_crate::{closure#1}>::{closure#0}
[INFO] [stdout]             24: rustc_hir_analysis::check_crate
[INFO] [stdout]             25: rustc_interface::passes::analysis
[INFO] [stdout]             26: rustc_query_impl::execution::try_execute_query::<rustc_middle::query::caches::SingleCache<rustc_middle::query::erase::ErasedData<[u8; 0]>>, false>
[INFO] [stdout]             27: rustc_query_impl::query_impl::analysis::execute_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]             28: rustc_interface::interface::run_compiler::<(), rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}
[INFO] [stdout]             29: std::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface::util::run_in_thread_with_globals<rustc_interface::util::run_in_thread_pool_with_globals<rustc_interface::interface::run_compiler<(), rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stdout]             30: <std::thread::lifecycle::spawn_unchecked<rustc_interface::util::run_in_thread_with_globals<rustc_interface::util::run_in_thread_pool_with_globals<rustc_interface::interface::run_compiler<(), rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]             31: <std::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]             32: <unknown>
[INFO] [stdout]             33: clone
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[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] [stdout] warning: function `baz` is never used
[INFO] [stdout]   --> src/lib.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn baz() {
[INFO] [stdout]    |    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: internal compiler error: Missing value for constant, but no error reported?
[INFO] [stdout]   |
[INFO] [stdout]   = note: delayed at /rustc-dev/012cd62c9add58ab3910e44c137d87db3ab70f61/compiler/rustc_trait_selection/src/traits/const_evaluatable.rs:74:68
[INFO] [stdout]              0: <rustc_errors::DiagCtxtInner>::emit_diagnostic
[INFO] [stdout]              1: <rustc_errors::DiagCtxtHandle>::emit_diagnostic
[INFO] [stdout]              2: <rustc_span::ErrorGuaranteed as rustc_errors::diagnostic::EmissionGuarantee>::emit_producing_guarantee
[INFO] [stdout]              3: <rustc_errors::DiagCtxtHandle>::span_delayed_bug::<rustc_span::span_encoding::Span, &str>
[INFO] [stdout]              4: rustc_trait_selection::traits::const_evaluatable::is_const_evaluatable.cold
[INFO] [stdout]              5: <rustc_trait_selection::traits::select::SelectionContext>::evaluate_root_obligation
[INFO] [stdout]              6: rustc_traits::evaluate_obligation::evaluate_obligation
[INFO] [stdout]              7: rustc_query_impl::query_impl::evaluate_obligation::invoke_provider_fn::__rust_begin_short_backtrace
[INFO] [stdout]              8: rustc_query_impl::execution::try_execute_query::<rustc_middle::query::caches::DefaultCache<rustc_type_ir::canonical::CanonicalQueryInput<rustc_middle::ty::context::TyCtxt, rustc_middle::ty::ParamEnvAnd<rustc_middle::ty::predicate::Predicate>>, rustc_middle::query::erase::ErasedData<[u8; 2]>>, false>
[INFO] [stdout]              9: rustc_query_impl::query_impl::evaluate_obligation::execute_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]             10: <rustc_infer::infer::InferCtxt as rustc_trait_selection::traits::query::evaluate_obligation::InferCtxtExt>::evaluate_obligation_no_overflow
[INFO] [stdout]             11: <core::iter::adapters::map::Map<core::iter::adapters::filter::Filter<core::slice::iter::Iter<rustc_hir_typeck::method::probe::Candidate>, <rustc_hir_typeck::method::probe::ProbeContext>::consider_candidates::{closure#0}>, <rustc_hir_typeck::method::probe::ProbeContext>::consider_candidates::{closure#1}> as core::iter::traits::iterator::Iterator>::try_fold::<(), core::iter::traits::iterator::Iterator::find::check<(&rustc_hir_typeck::method::probe::Candidate, rustc_hir_typeck::method::probe::ProbeResult), &mut <rustc_hir_typeck::method::probe::ProbeContext>::consider_candidates::{closure#2}>::{closure#0}, core::ops::control_flow::ControlFlow<(&rustc_hir_typeck::method::probe::Candidate, rustc_hir_typeck::method::probe::ProbeResult)>>
[INFO] [stdout]             12: <rustc_hir_typeck::method::probe::ProbeContext>::pick_method
[INFO] [stdout]             13: <rustc_hir_typeck::method::probe::ProbeContext>::pick_all_method
[INFO] [stdout]             14: <rustc_hir_typeck::fn_ctxt::FnCtxt>::lookup_probe
[INFO] [stdout]             15: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_method_call
[INFO] [stdout]             16: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_with_expectation_and_args
[INFO] [stdout]             17: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_block
[INFO] [stdout]             18: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_with_expectation_and_args
[INFO] [stdout]             19: rustc_hir_typeck::check::check_fn
[INFO] [stdout]             20: rustc_hir_typeck::typeck_with_inspect::{closure#0}
[INFO] [stdout]             21: rustc_query_impl::query_impl::typeck_root::invoke_provider_fn::__rust_begin_short_backtrace
[INFO] [stdout]             22: rustc_query_impl::execution::try_execute_query::<rustc_data_structures::vec_cache::VecCache<rustc_span::def_id::LocalDefId, rustc_middle::query::erase::ErasedData<[u8; 8]>, rustc_middle::dep_graph::graph::DepNodeIndex>, false>
[INFO] [stdout]             23: rustc_query_impl::query_impl::typeck_root::execute_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]             24: <rustc_middle::ty::context::TyCtxt>::par_hir_body_owners::<rustc_hir_analysis::check_crate::{closure#1}>::{closure#0}
[INFO] [stdout]             25: rustc_hir_analysis::check_crate
[INFO] [stdout]             26: rustc_interface::passes::analysis
[INFO] [stdout]             27: rustc_query_impl::execution::try_execute_query::<rustc_middle::query::caches::SingleCache<rustc_middle::query::erase::ErasedData<[u8; 0]>>, false>
[INFO] [stdout]             28: rustc_query_impl::query_impl::analysis::execute_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]             29: rustc_interface::interface::run_compiler::<(), rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}
[INFO] [stdout]             30: std::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface::util::run_in_thread_with_globals<rustc_interface::util::run_in_thread_pool_with_globals<rustc_interface::interface::run_compiler<(), rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stdout]             31: <std::thread::lifecycle::spawn_unchecked<rustc_interface::util::run_in_thread_with_globals<rustc_interface::util::run_in_thread_pool_with_globals<rustc_interface::interface::run_compiler<(), rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]             32: <std::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]             33: <unknown>
[INFO] [stdout]             34: clone
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[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-2026-05-09T05_30_03-22.txt`: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.97.0-nightly (012cd62c9 2026-05-02) 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] end of query stack
[INFO] [stdout] warning: unused return value of `std::cmp::PartialEq::eq` that must be used
[INFO] [stdout]   --> src/lib.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     ().eq(&());
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let _ = ().eq(&());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] note: no errors encountered even though delayed bugs were created
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] note: those delayed bugs will now be shown as internal compiler errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minimal_ice` (lib); 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/012cd62c9add58ab3910e44c137d87db3ab70f61/bin/rustc --crate-name minimal_ice --edition=2024 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 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=66c12637953b6a30 -C extra-filename=-902ba49e09a10300 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 101)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: internal compiler error: Missing value for constant, but no error reported?
[INFO] [stdout]   |
[INFO] [stdout]   = note: delayed at /rustc-dev/012cd62c9add58ab3910e44c137d87db3ab70f61/compiler/rustc_trait_selection/src/traits/const_evaluatable.rs:74:68
[INFO] [stdout]              0: <rustc_errors::DiagCtxtInner>::emit_diagnostic
[INFO] [stdout]              1: <rustc_errors::DiagCtxtHandle>::emit_diagnostic
[INFO] [stdout]              2: <rustc_span::ErrorGuaranteed as rustc_errors::diagnostic::EmissionGuarantee>::emit_producing_guarantee
[INFO] [stdout]              3: <rustc_errors::DiagCtxtHandle>::span_delayed_bug::<rustc_span::span_encoding::Span, &str>
[INFO] [stdout]              4: rustc_trait_selection::traits::const_evaluatable::is_const_evaluatable.cold
[INFO] [stdout]              5: <rustc_trait_selection::traits::select::SelectionContext>::evaluate_root_obligation
[INFO] [stdout]              6: rustc_traits::evaluate_obligation::evaluate_obligation
[INFO] [stdout]              7: rustc_query_impl::query_impl::evaluate_obligation::invoke_provider_fn::__rust_begin_short_backtrace
[INFO] [stdout]              8: rustc_query_impl::execution::try_execute_query::<rustc_middle::query::caches::DefaultCache<rustc_type_ir::canonical::CanonicalQueryInput<rustc_middle::ty::context::TyCtxt, rustc_middle::ty::ParamEnvAnd<rustc_middle::ty::predicate::Predicate>>, rustc_middle::query::erase::ErasedData<[u8; 2]>>, false>
[INFO] [stdout]              9: rustc_query_impl::query_impl::evaluate_obligation::execute_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]             10: <rustc_infer::infer::InferCtxt as rustc_trait_selection::traits::query::evaluate_obligation::InferCtxtExt>::evaluate_obligation_no_overflow
[INFO] [stdout]             11: <core::iter::adapters::map::Map<core::iter::adapters::filter::Filter<core::slice::iter::Iter<rustc_hir_typeck::method::probe::Candidate>, <rustc_hir_typeck::method::probe::ProbeContext>::consider_candidates::{closure#0}>, <rustc_hir_typeck::method::probe::ProbeContext>::consider_candidates::{closure#1}> as core::iter::traits::iterator::Iterator>::try_fold::<(), core::iter::traits::iterator::Iterator::find::check<(&rustc_hir_typeck::method::probe::Candidate, rustc_hir_typeck::method::probe::ProbeResult), &mut <rustc_hir_typeck::method::probe::ProbeContext>::consider_candidates::{closure#2}>::{closure#0}, core::ops::control_flow::ControlFlow<(&rustc_hir_typeck::method::probe::Candidate, rustc_hir_typeck::method::probe::ProbeResult)>>
[INFO] [stdout]             12: <rustc_hir_typeck::method::probe::ProbeContext>::pick_all_method
[INFO] [stdout]             13: <rustc_hir_typeck::fn_ctxt::FnCtxt>::lookup_probe
[INFO] [stdout]             14: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_method_call
[INFO] [stdout]             15: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_with_expectation_and_args
[INFO] [stdout]             16: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_block
[INFO] [stdout]             17: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_with_expectation_and_args
[INFO] [stdout]             18: rustc_hir_typeck::check::check_fn
[INFO] [stdout]             19: rustc_hir_typeck::typeck_with_inspect::{closure#0}
[INFO] [stdout]             20: rustc_query_impl::query_impl::typeck_root::invoke_provider_fn::__rust_begin_short_backtrace
[INFO] [stdout]             21: rustc_query_impl::execution::try_execute_query::<rustc_data_structures::vec_cache::VecCache<rustc_span::def_id::LocalDefId, rustc_middle::query::erase::ErasedData<[u8; 8]>, rustc_middle::dep_graph::graph::DepNodeIndex>, false>
[INFO] [stdout]             22: rustc_query_impl::query_impl::typeck_root::execute_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]             23: <rustc_middle::ty::context::TyCtxt>::par_hir_body_owners::<rustc_hir_analysis::check_crate::{closure#1}>::{closure#0}
[INFO] [stdout]             24: rustc_hir_analysis::check_crate
[INFO] [stdout]             25: rustc_interface::passes::analysis
[INFO] [stdout]             26: rustc_query_impl::execution::try_execute_query::<rustc_middle::query::caches::SingleCache<rustc_middle::query::erase::ErasedData<[u8; 0]>>, false>
[INFO] [stdout]             27: rustc_query_impl::query_impl::analysis::execute_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]             28: rustc_interface::interface::run_compiler::<(), rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}
[INFO] [stdout]             29: std::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface::util::run_in_thread_with_globals<rustc_interface::util::run_in_thread_pool_with_globals<rustc_interface::interface::run_compiler<(), rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stdout]             30: <std::thread::lifecycle::spawn_unchecked<rustc_interface::util::run_in_thread_with_globals<rustc_interface::util::run_in_thread_pool_with_globals<rustc_interface::interface::run_compiler<(), rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]             31: <std::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]             32: <unknown>
[INFO] [stdout]             33: clone
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: internal compiler error: Missing value for constant, but no error reported?
[INFO] [stdout]   |
[INFO] [stdout]   = note: delayed at /rustc-dev/012cd62c9add58ab3910e44c137d87db3ab70f61/compiler/rustc_trait_selection/src/traits/const_evaluatable.rs:74:68
[INFO] [stdout]              0: <rustc_errors::DiagCtxtInner>::emit_diagnostic
[INFO] [stdout]              1: <rustc_errors::DiagCtxtHandle>::emit_diagnostic
[INFO] [stdout]              2: <rustc_span::ErrorGuaranteed as rustc_errors::diagnostic::EmissionGuarantee>::emit_producing_guarantee
[INFO] [stdout]              3: <rustc_errors::DiagCtxtHandle>::span_delayed_bug::<rustc_span::span_encoding::Span, &str>
[INFO] [stdout]              4: rustc_trait_selection::traits::const_evaluatable::is_const_evaluatable.cold
[INFO] [stdout]              5: <rustc_trait_selection::traits::select::SelectionContext>::evaluate_root_obligation
[INFO] [stdout]              6: rustc_traits::evaluate_obligation::evaluate_obligation
[INFO] [stdout]              7: rustc_query_impl::query_impl::evaluate_obligation::invoke_provider_fn::__rust_begin_short_backtrace
[INFO] [stdout]              8: rustc_query_impl::execution::try_execute_query::<rustc_middle::query::caches::DefaultCache<rustc_type_ir::canonical::CanonicalQueryInput<rustc_middle::ty::context::TyCtxt, rustc_middle::ty::ParamEnvAnd<rustc_middle::ty::predicate::Predicate>>, rustc_middle::query::erase::ErasedData<[u8; 2]>>, false>
[INFO] [stdout]              9: rustc_query_impl::query_impl::evaluate_obligation::execute_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]             10: <rustc_infer::infer::InferCtxt as rustc_trait_selection::traits::query::evaluate_obligation::InferCtxtExt>::evaluate_obligation_no_overflow
[INFO] [stdout]             11: <core::iter::adapters::map::Map<core::iter::adapters::filter::Filter<core::slice::iter::Iter<rustc_hir_typeck::method::probe::Candidate>, <rustc_hir_typeck::method::probe::ProbeContext>::consider_candidates::{closure#0}>, <rustc_hir_typeck::method::probe::ProbeContext>::consider_candidates::{closure#1}> as core::iter::traits::iterator::Iterator>::try_fold::<(), core::iter::traits::iterator::Iterator::find::check<(&rustc_hir_typeck::method::probe::Candidate, rustc_hir_typeck::method::probe::ProbeResult), &mut <rustc_hir_typeck::method::probe::ProbeContext>::consider_candidates::{closure#2}>::{closure#0}, core::ops::control_flow::ControlFlow<(&rustc_hir_typeck::method::probe::Candidate, rustc_hir_typeck::method::probe::ProbeResult)>>
[INFO] [stdout]             12: <rustc_hir_typeck::method::probe::ProbeContext>::pick_method
[INFO] [stdout]             13: <rustc_hir_typeck::method::probe::ProbeContext>::pick_all_method
[INFO] [stdout]             14: <rustc_hir_typeck::fn_ctxt::FnCtxt>::lookup_probe
[INFO] [stdout]             15: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_method_call
[INFO] [stdout]             16: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_with_expectation_and_args
[INFO] [stdout]             17: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_block
[INFO] [stdout]             18: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_with_expectation_and_args
[INFO] [stdout]             19: rustc_hir_typeck::check::check_fn
[INFO] [stdout]             20: rustc_hir_typeck::typeck_with_inspect::{closure#0}
[INFO] [stdout]             21: rustc_query_impl::query_impl::typeck_root::invoke_provider_fn::__rust_begin_short_backtrace
[INFO] [stdout]             22: rustc_query_impl::execution::try_execute_query::<rustc_data_structures::vec_cache::VecCache<rustc_span::def_id::LocalDefId, rustc_middle::query::erase::ErasedData<[u8; 8]>, rustc_middle::dep_graph::graph::DepNodeIndex>, false>
[INFO] [stdout]             23: rustc_query_impl::query_impl::typeck_root::execute_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]             24: <rustc_middle::ty::context::TyCtxt>::par_hir_body_owners::<rustc_hir_analysis::check_crate::{closure#1}>::{closure#0}
[INFO] [stdout]             25: rustc_hir_analysis::check_crate
[INFO] [stdout]             26: rustc_interface::passes::analysis
[INFO] [stdout]             27: rustc_query_impl::execution::try_execute_query::<rustc_middle::query::caches::SingleCache<rustc_middle::query::erase::ErasedData<[u8; 0]>>, false>
[INFO] [stdout]             28: rustc_query_impl::query_impl::analysis::execute_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]             29: rustc_interface::interface::run_compiler::<(), rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}
[INFO] [stdout]             30: std::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface::util::run_in_thread_with_globals<rustc_interface::util::run_in_thread_pool_with_globals<rustc_interface::interface::run_compiler<(), rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stdout]             31: <std::thread::lifecycle::spawn_unchecked<rustc_interface::util::run_in_thread_with_globals<rustc_interface::util::run_in_thread_pool_with_globals<rustc_interface::interface::run_compiler<(), rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]             32: <std::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]             33: <unknown>
[INFO] [stdout]             34: clone
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[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/workdir/rustc-ice-2026-05-09T05_30_03-21.txt`: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.97.0-nightly (012cd62c9 2026-05-02) running on x86_64-unknown-linux-gnu
[INFO] [stderr] 
[INFO] [stderr] note: compiler flags: -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] end of query stack
[INFO] [stderr] error: could not compile `minimal_ice` (lib test); 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/012cd62c9add58ab3910e44c137d87db3ab70f61/bin/rustc --crate-name minimal_ice --edition=2024 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=a83d6d510128de8f -C extra-filename=-55399a1d580d890e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "9091fce95021c2d9a64567d311cfa6ab58eb6c7ff4bfc22d9a9902851708ca35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9091fce95021c2d9a64567d311cfa6ab58eb6c7ff4bfc22d9a9902851708ca35", kill_on_drop: false }`
[INFO] [stdout] 9091fce95021c2d9a64567d311cfa6ab58eb6c7ff4bfc22d9a9902851708ca35
