[INFO] cloning repository https://github.com/LinusThorsell/rustensor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LinusThorsell/rustensor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLinusThorsell%2Frustensor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLinusThorsell%2Frustensor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12e60d25db8437dff12dea329d215733b0153f55
[INFO] building LinusThorsell/rustensor against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLinusThorsell%2Frustensor" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/LinusThorsell/rustensor
[INFO] finished tweaking git repo https://github.com/LinusThorsell/rustensor
[INFO] tweaked toml for git repo https://github.com/LinusThorsell/rustensor written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LinusThorsell/rustensor on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LinusThorsell/rustensor 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7824749e48523afd6d6ae5f30323e0b79169900e8e50ccf29fc4d05a2decad9f
[INFO] running `Command { std: "docker" "start" "-a" "7824749e48523afd6d6ae5f30323e0b79169900e8e50ccf29fc4d05a2decad9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7824749e48523afd6d6ae5f30323e0b79169900e8e50ccf29fc4d05a2decad9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7824749e48523afd6d6ae5f30323e0b79169900e8e50ccf29fc4d05a2decad9f", kill_on_drop: false }`
[INFO] [stdout] 7824749e48523afd6d6ae5f30323e0b79169900e8e50ccf29fc4d05a2decad9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8289c2a5273567a476ed664c66ccdea2d06c9ac7e701d4ea610ca0661d7b511
[INFO] running `Command { std: "docker" "start" "-a" "b8289c2a5273567a476ed664c66ccdea2d06c9ac7e701d4ea610ca0661d7b511", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.95
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rustensor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Linear`
[INFO] [stdout]  --> src/main.rs:1:50
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rustensor::activations::{ActivationFunction, Linear, ReLU};
[INFO] [stdout]   |                                                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] thread 'rustc' (379) panicked at compiler/rustc_middle/src/values.rs:62:13:
[INFO] [stderr] internal error: entered unreachable code
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x7836ecfcbc73 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h2212f3765287aa3c
[INFO] [stderr]    1:     0x7836ed601f98 - core::fmt::write::he00b92b9582c1fe6
[INFO] [stderr]    2:     0x7836ecf82661 - std::io::Write::write_fmt::h4a31dcab881658aa
[INFO] [stderr]    3:     0x7836ecf93792 - std::sys::backtrace::BacktraceLock::print::h88b4e5cf8cc5573c
[INFO] [stderr]    4:     0x7836ecf97b09 - std::panicking::default_hook::{{closure}}::h59b171bf4b799798
[INFO] [stderr]    5:     0x7836ecf97633 - std::panicking::default_hook::h518e81d9a9e2c2c5
[INFO] [stderr]    6:     0x7836ec054cd7 - std[29c6a88b6662e21]::panicking::update_hook::<alloc[5cd6b5aa3e7b39bf]::boxed::Box<rustc_driver_impl[873efb856e3d8a2c]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    7:     0x7836ecf97f2f - std::panicking::panic_with_hook::h6c76fcfbe64ae67c
[INFO] [stderr]    8:     0x7836ecf97cb6 - std::panicking::panic_handler::{{closure}}::h2ff4617091b05450
[INFO] [stderr]    9:     0x7836ecf938d9 - std::sys::backtrace::__rust_end_short_backtrace::he93810e6790d1c15
[INFO] [stderr]   10:     0x7836ecf7473d - __rustc[552020a2b822d25f]::rust_begin_unwind
[INFO] [stderr]   11:     0x7836ea5f3e10 - core::panicking::panic_fmt::hd2d793968eae26aa
[INFO] [stderr]   12:     0x7836e9b9b93c - core::panicking::panic::h33686eb7f105a02a
[INFO] [stderr]   13:     0x7836ec64b122 - <rustc_type_ir[d771fe5959e7f7f5]::binder::Binder<rustc_middle[9d9c9f7aa5fb139]::ty::context::TyCtxt, rustc_type_ir[d771fe5959e7f7f5]::ty_kind::FnSig<rustc_middle[9d9c9f7aa5fb139]::ty::context::TyCtxt>> as rustc_query_system[a0ec10119e2b8fbf]::values::Value<rustc_middle[9d9c9f7aa5fb139]::ty::context::TyCtxt>>::from_cycle_error
[INFO] [stderr]   14:     0x7836ecab5f15 - <rustc_query_impl[4286d9f4e80247d6]::query_impl::fn_sig::dynamic_query::{closure#3} as core[9b0b45a2eca8b57e]::ops::function::FnOnce<(rustc_middle[9d9c9f7aa5fb139]::ty::context::TyCtxt, &rustc_query_system[a0ec10119e2b8fbf]::query::plumbing::CycleError, rustc_span[174c530b0ecf3390]::ErrorGuaranteed)>>::call_once
[INFO] [stderr]   15:     0x7836ec9c971e - rustc_query_system[a0ec10119e2b8fbf]::query::plumbing::mk_cycle::<rustc_query_impl[4286d9f4e80247d6]::DynamicConfig<rustc_query_system[a0ec10119e2b8fbf]::query::caches::DefaultCache<rustc_middle[9d9c9f7aa5fb139]::ty::consts::Const, rustc_middle[9d9c9f7aa5fb139]::query::erase::Erased<[u8; 24usize]>>, false, false, false>, rustc_query_impl[4286d9f4e80247d6]::plumbing::QueryCtxt>
[INFO] [stderr]   16:     0x7836ed81013d - rustc_query_system[a0ec10119e2b8fbf]::query::plumbing::try_execute_query::<rustc_query_impl[4286d9f4e80247d6]::DynamicConfig<rustc_query_system[a0ec10119e2b8fbf]::query::caches::DefIdCache<rustc_middle[9d9c9f7aa5fb139]::query::erase::Erased<[u8; 24usize]>>, false, false, false>, rustc_query_impl[4286d9f4e80247d6]::plumbing::QueryCtxt, false>
[INFO] [stderr]   17:     0x7836ed80eea2 - rustc_query_impl[4286d9f4e80247d6]::query_impl::fn_sig::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   18:     0x7836ee5fd7f4 - rustc_trait_selection[4694075dad7ce138]::traits::dyn_compatibility::virtual_call_violations_for_method
[INFO] [stderr]   19:     0x7836ee5f937a - rustc_trait_selection[4694075dad7ce138]::traits::dyn_compatibility::dyn_compatibility_violations_for_assoc_item
[INFO] [stderr]   20:     0x7836ee5f9012 - <core[9b0b45a2eca8b57e]::iter::adapters::flatten::FlatMap<core[9b0b45a2eca8b57e]::iter::adapters::map::Map<core[9b0b45a2eca8b57e]::iter::adapters::map::Map<core[9b0b45a2eca8b57e]::slice::iter::Iter<(core[9b0b45a2eca8b57e]::option::Option<rustc_span[174c530b0ecf3390]::symbol::Symbol>, rustc_middle[9d9c9f7aa5fb139]::ty::assoc::AssocItem)>, <rustc_data_structures[f5ea9960b28d5ac8]::sorted_map::index_map::SortedIndexMultiMap<u32, core[9b0b45a2eca8b57e]::option::Option<rustc_span[174c530b0ecf3390]::symbol::Symbol>, rustc_middle[9d9c9f7aa5fb139]::ty::assoc::AssocItem>>::iter::{closure#0}>, <rustc_middle[9d9c9f7aa5fb139]::ty::assoc::AssocItems>::in_definition_order::{closure#0}>, alloc[5cd6b5aa3e7b39bf]::vec::Vec<rustc_middle[9d9c9f7aa5fb139]::traits::DynCompatibilityViolation>, rustc_trait_selection[4694075dad7ce138]::traits::dyn_compatibility::dyn_compatibility_violations_for_trait::{closure#0}::{closure#0}> as core[9b0b45a2eca8b57e]::iter::traits::iterator::Iterator>::next
[INFO] [stderr]   21:     0x7836ee600cf6 - <core[9b0b45a2eca8b57e]::iter::adapters::GenericShunt<core[9b0b45a2eca8b57e]::iter::adapters::map::Map<core[9b0b45a2eca8b57e]::iter::adapters::flatten::FlatMap<core[9b0b45a2eca8b57e]::iter::sources::from_fn::FromFn<rustc_type_ir[d771fe5959e7f7f5]::elaborate::supertrait_def_ids<rustc_middle[9d9c9f7aa5fb139]::ty::context::TyCtxt>::{closure#0}>, alloc[5cd6b5aa3e7b39bf]::vec::Vec<rustc_middle[9d9c9f7aa5fb139]::traits::DynCompatibilityViolation>, rustc_trait_selection[4694075dad7ce138]::traits::dyn_compatibility::dyn_compatibility_violations::{closure#0}>, core[9b0b45a2eca8b57e]::result::Result<rustc_middle[9d9c9f7aa5fb139]::traits::DynCompatibilityViolation, !>::Ok>, core[9b0b45a2eca8b57e]::result::Result<core[9b0b45a2eca8b57e]::convert::Infallible, !>> as core[9b0b45a2eca8b57e]::iter::traits::iterator::Iterator>::next
[INFO] [stderr]   22:     0x7836ee60001b - rustc_trait_selection[4694075dad7ce138]::traits::dyn_compatibility::dyn_compatibility_violations
[INFO] [stderr]   23:     0x7836ee5fff14 - rustc_query_impl[4286d9f4e80247d6]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[4286d9f4e80247d6]::query_impl::dyn_compatibility_violations::dynamic_query::{closure#2}::{closure#0}, rustc_middle[9d9c9f7aa5fb139]::query::erase::Erased<[u8; 16usize]>>
[INFO] [stderr]   24:     0x7836ee5ffee3 - <rustc_query_impl[4286d9f4e80247d6]::query_impl::dyn_compatibility_violations::dynamic_query::{closure#2} as core[9b0b45a2eca8b57e]::ops::function::FnOnce<(rustc_middle[9d9c9f7aa5fb139]::ty::context::TyCtxt, rustc_span[174c530b0ecf3390]::def_id::DefId)>>::call_once
[INFO] [stderr]   25:     0x7836ed80aac7 - rustc_query_system[a0ec10119e2b8fbf]::query::plumbing::try_execute_query::<rustc_query_impl[4286d9f4e80247d6]::DynamicConfig<rustc_query_system[a0ec10119e2b8fbf]::query::caches::DefIdCache<rustc_middle[9d9c9f7aa5fb139]::query::erase::Erased<[u8; 16usize]>>, false, false, false>, rustc_query_impl[4286d9f4e80247d6]::plumbing::QueryCtxt, false>
[INFO] [stderr]   26:     0x7836ee6a7570 - rustc_query_impl[4286d9f4e80247d6]::query_impl::dyn_compatibility_violations::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   27:     0x7836ee6a7638 - rustc_trait_selection[4694075dad7ce138]::traits::dyn_compatibility::is_dyn_compatible
[INFO] [stderr]   28:     0x7836ee6a75a5 - rustc_query_impl[4286d9f4e80247d6]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[4286d9f4e80247d6]::query_impl::is_dyn_compatible::dynamic_query::{closure#2}::{closure#0}, rustc_middle[9d9c9f7aa5fb139]::query::erase::Erased<[u8; 1usize]>>
[INFO] [stderr]   29:     0x7836ed8dae1c - rustc_query_system[a0ec10119e2b8fbf]::query::plumbing::try_execute_query::<rustc_query_impl[4286d9f4e80247d6]::DynamicConfig<rustc_query_system[a0ec10119e2b8fbf]::query::caches::DefIdCache<rustc_middle[9d9c9f7aa5fb139]::query::erase::Erased<[u8; 1usize]>>, false, false, false>, rustc_query_impl[4286d9f4e80247d6]::plumbing::QueryCtxt, false>
[INFO] [stderr]   30:     0x7836ed8d58c6 - rustc_query_impl[4286d9f4e80247d6]::query_impl::is_dyn_compatible::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   31:     0x7836eec40314 - <dyn rustc_hir_analysis[f70673ff467e6e31]::hir_ty_lowering::HirTyLowerer>::prohibit_or_lint_bare_trait_object_ty
[INFO] [stderr]   32:     0x7836ee60962f - <dyn rustc_hir_analysis[f70673ff467e6e31]::hir_ty_lowering::HirTyLowerer>::lower_trait_object_ty::{closure#0}
[INFO] [stderr]   33:     0x7836ede087e4 - <dyn rustc_hir_analysis[f70673ff467e6e31]::hir_ty_lowering::HirTyLowerer>::lower_ty::{closure#0}
[INFO] [stderr]   34:     0x7836ede08142 - <dyn rustc_hir_analysis[f70673ff467e6e31]::hir_ty_lowering::HirTyLowerer>::lower_ty::{closure#0}
[INFO] [stderr]   35:     0x7836eddf5fea - <dyn rustc_hir_analysis[f70673ff467e6e31]::hir_ty_lowering::HirTyLowerer>::lower_fn_ty
[INFO] [stderr]   36:     0x7836ed819dae - rustc_hir_analysis[f70673ff467e6e31]::collect::fn_sig
[INFO] [stderr]   37:     0x7836ed819c2f - rustc_query_impl[4286d9f4e80247d6]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[4286d9f4e80247d6]::query_impl::fn_sig::dynamic_query::{closure#2}::{closure#0}, rustc_middle[9d9c9f7aa5fb139]::query::erase::Erased<[u8; 24usize]>>
[INFO] [stderr]   38:     0x7836ed819bab - <rustc_query_impl[4286d9f4e80247d6]::query_impl::fn_sig::dynamic_query::{closure#2} as core[9b0b45a2eca8b57e]::ops::function::FnOnce<(rustc_middle[9d9c9f7aa5fb139]::ty::context::TyCtxt, rustc_span[174c530b0ecf3390]::def_id::DefId)>>::call_once
[INFO] [stderr]   39:     0x7836ed80fb53 - rustc_query_system[a0ec10119e2b8fbf]::query::plumbing::try_execute_query::<rustc_query_impl[4286d9f4e80247d6]::DynamicConfig<rustc_query_system[a0ec10119e2b8fbf]::query::caches::DefIdCache<rustc_middle[9d9c9f7aa5fb139]::query::erase::Erased<[u8; 24usize]>>, false, false, false>, rustc_query_impl[4286d9f4e80247d6]::plumbing::QueryCtxt, false>
[INFO] [stderr]   40:     0x7836ed80eea2 - rustc_query_impl[4286d9f4e80247d6]::query_impl::fn_sig::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   41:     0x7836edf8265e - rustc_hir_analysis[f70673ff467e6e31]::check::compare_impl_item::check_method_is_structurally_compatible
[INFO] [stderr]   42:     0x7836edf87fd3 - rustc_hir_analysis[f70673ff467e6e31]::check::compare_impl_item::compare_impl_item
[INFO] [stderr]   43:     0x7836edf87b39 - rustc_query_impl[4286d9f4e80247d6]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[4286d9f4e80247d6]::query_impl::compare_impl_item::dynamic_query::{closure#2}::{closure#0}, rustc_middle[9d9c9f7aa5fb139]::query::erase::Erased<[u8; 1usize]>>
[INFO] [stderr]   44:     0x7836ee045579 - rustc_query_system[a0ec10119e2b8fbf]::query::plumbing::try_execute_query::<rustc_query_impl[4286d9f4e80247d6]::DynamicConfig<rustc_data_structures[f5ea9960b28d5ac8]::vec_cache::VecCache<rustc_span[174c530b0ecf3390]::def_id::LocalDefId, rustc_middle[9d9c9f7aa5fb139]::query::erase::Erased<[u8; 1usize]>, rustc_query_system[a0ec10119e2b8fbf]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[4286d9f4e80247d6]::plumbing::QueryCtxt, false>
[INFO] [stderr]   45:     0x7836ee044ffd - rustc_query_impl[4286d9f4e80247d6]::query_impl::compare_impl_item::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   46:     0x7836ee048c02 - rustc_hir_analysis[f70673ff467e6e31]::check::check::check_item_type
[INFO] [stderr]   47:     0x7836ee045f5b - rustc_hir_analysis[f70673ff467e6e31]::check::wfcheck::check_well_formed
[INFO] [stderr]   48:     0x7836ee045f31 - rustc_query_impl[4286d9f4e80247d6]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[4286d9f4e80247d6]::query_impl::check_well_formed::dynamic_query::{closure#2}::{closure#0}, rustc_middle[9d9c9f7aa5fb139]::query::erase::Erased<[u8; 1usize]>>
[INFO] [stderr]   49:     0x7836ee04580c - rustc_query_system[a0ec10119e2b8fbf]::query::plumbing::try_execute_query::<rustc_query_impl[4286d9f4e80247d6]::DynamicConfig<rustc_data_structures[f5ea9960b28d5ac8]::vec_cache::VecCache<rustc_span[174c530b0ecf3390]::def_id::LocalDefId, rustc_middle[9d9c9f7aa5fb139]::query::erase::Erased<[u8; 1usize]>, rustc_query_system[a0ec10119e2b8fbf]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[4286d9f4e80247d6]::plumbing::QueryCtxt, false>
[INFO] [stderr]   50:     0x7836ee045282 - rustc_query_impl[4286d9f4e80247d6]::query_impl::check_well_formed::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   51:     0x7836ee0443b4 - rustc_thread_pool[72272462a318cfc]::join::join_context::<rustc_thread_pool[72272462a318cfc]::join::join::call<(), rustc_data_structures[f5ea9960b28d5ac8]::sync::parallel::par_slice::par_rec<&rustc_hir[16ba92a4883d937a]::hir::ItemId, rustc_data_structures[f5ea9960b28d5ac8]::sync::parallel::try_par_for_each_in<&[rustc_hir[16ba92a4883d937a]::hir::ItemId], rustc_span[174c530b0ecf3390]::ErrorGuaranteed, <rustc_middle[9d9c9f7aa5fb139]::hir::ModuleItems>::par_items<rustc_hir_analysis[f70673ff467e6e31]::check::wfcheck::check_type_wf::{closure#0}>::{closure#0}>::{closure#0}::{closure#0}>::{closure#1}>::{closure#0}, rustc_thread_pool[72272462a318cfc]::join::join::call<(), rustc_data_structures[f5ea9960b28d5ac8]::sync::parallel::par_slice::par_rec<&rustc_hir[16ba92a4883d937a]::hir::ItemId, rustc_data_structures[f5ea9960b28d5ac8]::sync::parallel::try_par_for_each_in<&[rustc_hir[16ba92a4883d937a]::hir::ItemId], rustc_span[174c530b0ecf3390]::ErrorGuaranteed, <rustc_middle[9d9c9f7aa5fb139]::hir::ModuleItems>::par_items<rustc_hir_analysis[f70673ff467e6e31]::check::wfcheck::check_type_wf::{closure#0}>::{closure#0}>::{closure#0}::{closure#0}>::{closure#2}>::{closure#0}, (), ()>::{closure#0}
[INFO] [stderr]   52:     0x7836ee0407a2 - rustc_data_structures[f5ea9960b28d5ac8]::sync::parallel::par_slice::par_rec::<&rustc_hir[16ba92a4883d937a]::hir::ItemId, rustc_data_structures[f5ea9960b28d5ac8]::sync::parallel::try_par_for_each_in<&[rustc_hir[16ba92a4883d937a]::hir::ItemId], rustc_span[174c530b0ecf3390]::ErrorGuaranteed, <rustc_middle[9d9c9f7aa5fb139]::hir::ModuleItems>::par_items<rustc_hir_analysis[f70673ff467e6e31]::check::wfcheck::check_type_wf::{closure#0}>::{closure#0}>::{closure#0}::{closure#0}>
[INFO] [stderr]   53:     0x7836ee040643 - <rustc_thread_pool[72272462a318cfc]::job::StackJob<rustc_thread_pool[72272462a318cfc]::latch::SpinLatch, rustc_thread_pool[72272462a318cfc]::join::join_context<rustc_thread_pool[72272462a318cfc]::join::join::call<(), rustc_data_structures[f5ea9960b28d5ac8]::sync::parallel::par_slice::par_rec<&rustc_hir[16ba92a4883d937a]::hir::ItemId, rustc_data_structures[f5ea9960b28d5ac8]::sync::parallel::try_par_for_each_in<&[rustc_hir[16ba92a4883d937a]::hir::ItemId], rustc_span[174c530b0ecf3390]::ErrorGuaranteed, <rustc_middle[9d9c9f7aa5fb139]::hir::ModuleItems>::par_items<rustc_hir_analysis[f70673ff467e6e31]::check::wfcheck::check_type_wf::{closure#0}>::{closure#0}>::{closure#0}::{closure#0}>::{closure#1}>::{closure#0}, rustc_thread_pool[72272462a318cfc]::join::join::call<(), rustc_data_structures[f5ea9960b28d5ac8]::sync::parallel::par_slice::par_rec<&rustc_hir[16ba92a4883d937a]::hir::ItemId, rustc_data_structures[f5ea9960b28d5ac8]::sync::parallel::try_par_for_each_in<&[rustc_hir[16ba92a4883d937a]::hir::ItemId], rustc_span[174c530b0ecf3390]::ErrorGuaranteed, <rustc_middle[9d9c9f7aa5fb139]::hir::ModuleItems>::par_items<rustc_hir_analysis[f70673ff467e6e31]::check::wfcheck::check_type_wf::{closure#0}>::{closure#0}>::{closure#0}::{closure#0}>::{closure#2}>::{closure#0}, (), ()>::{closure#0}::{closure#0}, ()> as rustc_thread_pool[72272462a318cfc]::job::Job>::execute
[INFO] [stderr]   54:     0x7836ee3be4b0 - <rustc_thread_pool[72272462a318cfc]::registry::WorkerThread>::wait_or_steal_until_cold
[INFO] [stderr]   55:     0x7836ee3bc385 - <rustc_thread_pool[72272462a318cfc]::registry::ThreadBuilder>::run
[INFO] [stderr]   56:     0x7836ee3bc209 - std[29c6a88b6662e21]::sys::backtrace::__rust_begin_short_backtrace::<<rustc_thread_pool[72272462a318cfc]::ThreadPoolBuilder>::build_scoped<rustc_interface[2640f195ab92b52a]::util::run_in_thread_pool_with_globals<rustc_interface[2640f195ab92b52a]::interface::run_compiler<(), rustc_driver_impl[873efb856e3d8a2c]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#5}::{closure#0}::{closure#0}, rustc_interface[2640f195ab92b52a]::util::run_in_thread_pool_with_globals<rustc_interface[2640f195ab92b52a]::interface::run_compiler<(), rustc_driver_impl[873efb856e3d8a2c]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#5}::{closure#0}::{closure#1}, ()>::{closure#0}::{closure#0}::{closure#0}, ()>
[INFO] [stderr]   57:     0x7836ee3bbda8 - <<std[29c6a88b6662e21]::thread::Builder>::spawn_unchecked_<<rustc_thread_pool[72272462a318cfc]::ThreadPoolBuilder>::build_scoped<rustc_interface[2640f195ab92b52a]::util::run_in_thread_pool_with_globals<rustc_interface[2640f195ab92b52a]::interface::run_compiler<(), rustc_driver_impl[873efb856e3d8a2c]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#5}::{closure#0}::{closure#0}, rustc_interface[2640f195ab92b52a]::util::run_in_thread_pool_with_globals<rustc_interface[2640f195ab92b52a]::interface::run_compiler<(), rustc_driver_impl[873efb856e3d8a2c]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#5}::{closure#0}::{closure#1}, ()>::{closure#0}::{closure#0}::{closure#0}, ()>::{closure#1} as core[9b0b45a2eca8b57e]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   58:     0x7836ee3b92f1 - std::sys::thread::unix::Thread::new::thread_start::h087ab7313a6c604a
[INFO] [stderr]   59:     0x7836e828aaa4 - <unknown>
[INFO] [stderr]   60:     0x7836e8317a34 - clone
[INFO] [stderr]   61:                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-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-2025-09-29T16_12_36-372.txt`: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.92.0-nightly (4987e9d42 2025-09-28) running on x86_64-unknown-linux-gnu
[INFO] [stderr] 
[INFO] [stderr] note: compiler flags: --crate-type bin -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 [dyn_compatibility_violations] determining dyn-compatibility of trait `Layer`
[INFO] [stderr] #1 [is_dyn_compatible] checking if trait `Layer` is dyn-compatible
[INFO] [stderr] #2 [fn_sig] computing function signature of `<impl at src/main.rs:60:1: 60:47>::backprop_hidden`
[INFO] [stderr] #3 [compare_impl_item] checking assoc item `<impl at src/main.rs:60:1: 60:47>::backprop_hidden` is compatible with trait definition
[INFO] [stderr] #4 [check_well_formed] checking that `<impl at src/main.rs:60:1: 60:47>` is well-formed
[INFO] [stderr] #5 [check_type_wf] checking that types are well-formed
[INFO] [stderr] #6 [analysis] running analysis passes on this crate
[INFO] [stderr] end of query stack
[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] 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] [stdout] error: internal compiler error[E0391]: cycle detected when checking if trait `Layer` is dyn-compatible
[INFO] [stdout]   --> src/main.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | trait Layer {
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: ...which requires determining dyn-compatibility of trait `Layer`...
[INFO] [stdout]   --> src/main.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | trait Layer {
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout] note: ...which requires computing function signature of `Layer::backprop_hidden`...
[INFO] [stdout]   --> src/main.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn backprop_hidden<U: ActivationFunction>(&mut self, next_layer: Layer<Dense<U>>);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: ...which again requires checking if trait `Layer` is dyn-compatible, completing the cycle
[INFO] [stdout] note: cycle used when computing function signature of `<impl at src/main.rs:60:1: 60:47>::backprop_hidden`
[INFO] [stdout]   --> src/main.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn backprop_hidden<U: ActivationFunction>(&mut self, next_layer: &Layer<Dense<U>>) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: see https://rustc-dev-guide.rust-lang.org/overview.html#queries and https://rustc-dev-guide.rust-lang.org/query.html for more information
[INFO] [stdout] note: delayed at compiler/rustc_query_system/src/query/job.rs:602:16
[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::diagnostic::Diag>::delay_as_bug
[INFO] [stdout]          4: rustc_query_system::query::plumbing::mk_cycle::<rustc_query_impl::DynamicConfig<rustc_query_system::query::caches::DefaultCache<rustc_middle::ty::consts::Const, rustc_middle::query::erase::Erased<[u8; 24]>>, false, false, false>, rustc_query_impl::plumbing::QueryCtxt>
[INFO] [stdout]          5: rustc_query_system::query::plumbing::try_execute_query::<rustc_query_impl::DynamicConfig<rustc_query_system::query::caches::DefIdCache<rustc_middle::query::erase::Erased<[u8; 24]>>, false, false, false>, rustc_query_impl::plumbing::QueryCtxt, false>
[INFO] [stdout]          6: rustc_query_impl::query_impl::fn_sig::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]          7: rustc_trait_selection::traits::dyn_compatibility::virtual_call_violations_for_method
[INFO] [stdout]          8: rustc_trait_selection::traits::dyn_compatibility::dyn_compatibility_violations_for_assoc_item
[INFO] [stdout]          9: <core::iter::adapters::flatten::FlatMap<core::iter::adapters::map::Map<core::iter::adapters::map::Map<core::slice::iter::Iter<(core::option::Option<rustc_span::symbol::Symbol>, rustc_middle::ty::assoc::AssocItem)>, <rustc_data_structures::sorted_map::index_map::SortedIndexMultiMap<u32, core::option::Option<rustc_span::symbol::Symbol>, rustc_middle::ty::assoc::AssocItem>>::iter::{closure#0}>, <rustc_middle::ty::assoc::AssocItems>::in_definition_order::{closure#0}>, alloc::vec::Vec<rustc_middle::traits::DynCompatibilityViolation>, rustc_trait_selection::traits::dyn_compatibility::dyn_compatibility_violations_for_trait::{closure#0}::{closure#0}> as core::iter::traits::iterator::Iterator>::next
[INFO] [stdout]         10: <core::iter::adapters::GenericShunt<core::iter::adapters::map::Map<core::iter::adapters::flatten::FlatMap<core::iter::sources::from_fn::FromFn<rustc_type_ir::elaborate::supertrait_def_ids<rustc_middle::ty::context::TyCtxt>::{closure#0}>, alloc::vec::Vec<rustc_middle::traits::DynCompatibilityViolation>, rustc_trait_selection::traits::dyn_compatibility::dyn_compatibility_violations::{closure#0}>, core::result::Result<rustc_middle::traits::DynCompatibilityViolation, !>::Ok>, core::result::Result<core::convert::Infallible, !>> as core::iter::traits::iterator::Iterator>::next
[INFO] [stdout]         11: rustc_trait_selection::traits::dyn_compatibility::dyn_compatibility_violations
[INFO] [stdout]         12: rustc_query_impl::plumbing::__rust_begin_short_backtrace::<rustc_query_impl::query_impl::dyn_compatibility_violations::dynamic_query::{closure#2}::{closure#0}, rustc_middle::query::erase::Erased<[u8; 16]>>
[INFO] [stdout]         13: <rustc_query_impl::query_impl::dyn_compatibility_violations::dynamic_query::{closure#2} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_span::def_id::DefId)>>::call_once
[INFO] [stdout]         14: rustc_query_system::query::plumbing::try_execute_query::<rustc_query_impl::DynamicConfig<rustc_query_system::query::caches::DefIdCache<rustc_middle::query::erase::Erased<[u8; 16]>>, false, false, false>, rustc_query_impl::plumbing::QueryCtxt, false>
[INFO] [stdout]         15: rustc_query_impl::query_impl::dyn_compatibility_violations::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]         16: rustc_trait_selection::traits::dyn_compatibility::is_dyn_compatible
[INFO] [stdout]         17: rustc_query_impl::plumbing::__rust_begin_short_backtrace::<rustc_query_impl::query_impl::is_dyn_compatible::dynamic_query::{closure#2}::{closure#0}, rustc_middle::query::erase::Erased<[u8; 1]>>
[INFO] [stdout]         18: rustc_query_system::query::plumbing::try_execute_query::<rustc_query_impl::DynamicConfig<rustc_query_system::query::caches::DefIdCache<rustc_middle::query::erase::Erased<[u8; 1]>>, false, false, false>, rustc_query_impl::plumbing::QueryCtxt, false>
[INFO] [stdout]         19: rustc_query_impl::query_impl::is_dyn_compatible::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]         20: <dyn rustc_hir_analysis::hir_ty_lowering::HirTyLowerer>::prohibit_or_lint_bare_trait_object_ty
[INFO] [stdout]         21: <dyn rustc_hir_analysis::hir_ty_lowering::HirTyLowerer>::lower_trait_object_ty::{closure#0}
[INFO] [stdout]         22: <dyn rustc_hir_analysis::hir_ty_lowering::HirTyLowerer>::lower_ty::{closure#0}
[INFO] [stdout]         23: <dyn rustc_hir_analysis::hir_ty_lowering::HirTyLowerer>::lower_ty::{closure#0}
[INFO] [stdout]         24: <dyn rustc_hir_analysis::hir_ty_lowering::HirTyLowerer>::lower_fn_ty
[INFO] [stdout]         25: rustc_hir_analysis::collect::fn_sig
[INFO] [stdout]         26: rustc_query_impl::plumbing::__rust_begin_short_backtrace::<rustc_query_impl::query_impl::fn_sig::dynamic_query::{closure#2}::{closure#0}, rustc_middle::query::erase::Erased<[u8; 24]>>
[INFO] [stdout]         27: <rustc_query_impl::query_impl::fn_sig::dynamic_query::{closure#2} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_span::def_id::DefId)>>::call_once
[INFO] [stdout]         28: rustc_query_system::query::plumbing::try_execute_query::<rustc_query_impl::DynamicConfig<rustc_query_system::query::caches::DefIdCache<rustc_middle::query::erase::Erased<[u8; 24]>>, false, false, false>, rustc_query_impl::plumbing::QueryCtxt, false>
[INFO] [stdout]         29: rustc_query_impl::query_impl::fn_sig::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]         30: rustc_hir_analysis::check::compare_impl_item::check_method_is_structurally_compatible
[INFO] [stdout]         31: rustc_hir_analysis::check::compare_impl_item::compare_impl_item
[INFO] [stdout]         32: rustc_query_impl::plumbing::__rust_begin_short_backtrace::<rustc_query_impl::query_impl::compare_impl_item::dynamic_query::{closure#2}::{closure#0}, rustc_middle::query::erase::Erased<[u8; 1]>>
[INFO] [stdout]         33: rustc_query_system::query::plumbing::try_execute_query::<rustc_query_impl::DynamicConfig<rustc_data_structures::vec_cache::VecCache<rustc_span::def_id::LocalDefId, rustc_middle::query::erase::Erased<[u8; 1]>, rustc_query_system::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl::plumbing::QueryCtxt, false>
[INFO] [stdout]         34: rustc_query_impl::query_impl::compare_impl_item::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]         35: rustc_hir_analysis::check::check::check_item_type
[INFO] [stdout]         36: rustc_hir_analysis::check::wfcheck::check_well_formed
[INFO] [stdout]         37: rustc_query_impl::plumbing::__rust_begin_short_backtrace::<rustc_query_impl::query_impl::check_well_formed::dynamic_query::{closure#2}::{closure#0}, rustc_middle::query::erase::Erased<[u8; 1]>>
[INFO] [stdout]         38: rustc_query_system::query::plumbing::try_execute_query::<rustc_query_impl::DynamicConfig<rustc_data_structures::vec_cache::VecCache<rustc_span::def_id::LocalDefId, rustc_middle::query::erase::Erased<[u8; 1]>, rustc_query_system::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl::plumbing::QueryCtxt, false>
[INFO] [stdout]         39: rustc_query_impl::query_impl::check_well_formed::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stdout]         40: rustc_thread_pool::join::join_context::<rustc_thread_pool::join::join::call<(), rustc_data_structures::sync::parallel::par_slice::par_rec<&rustc_hir::hir::ItemId, rustc_data_structures::sync::parallel::try_par_for_each_in<&[rustc_hir::hir::ItemId], rustc_span::ErrorGuaranteed, <rustc_middle::hir::ModuleItems>::par_items<rustc_hir_analysis::check::wfcheck::check_type_wf::{closure#0}>::{closure#0}>::{closure#0}::{closure#0}>::{closure#1}>::{closure#0}, rustc_thread_pool::join::join::call<(), rustc_data_structures::sync::parallel::par_slice::par_rec<&rustc_hir::hir::ItemId, rustc_data_structures::sync::parallel::try_par_for_each_in<&[rustc_hir::hir::ItemId], rustc_span::ErrorGuaranteed, <rustc_middle::hir::ModuleItems>::par_items<rustc_hir_analysis::check::wfcheck::check_type_wf::{closure#0}>::{closure#0}>::{closure#0}::{closure#0}>::{closure#2}>::{closure#0}, (), ()>::{closure#0}
[INFO] [stdout]         41: rustc_data_structures::sync::parallel::par_slice::par_rec::<&rustc_hir::hir::ItemId, rustc_data_structures::sync::parallel::try_par_for_each_in<&[rustc_hir::hir::ItemId], rustc_span::ErrorGuaranteed, <rustc_middle::hir::ModuleItems>::par_items<rustc_hir_analysis::check::wfcheck::check_type_wf::{closure#0}>::{closure#0}>::{closure#0}::{closure#0}>
[INFO] [stdout]         42: <rustc_thread_pool::job::StackJob<rustc_thread_pool::latch::SpinLatch, rustc_thread_pool::join::join_context<rustc_thread_pool::join::join::call<(), rustc_data_structures::sync::parallel::par_slice::par_rec<&rustc_hir::hir::ItemId, rustc_data_structures::sync::parallel::try_par_for_each_in<&[rustc_hir::hir::ItemId], rustc_span::ErrorGuaranteed, <rustc_middle::hir::ModuleItems>::par_items<rustc_hir_analysis::check::wfcheck::check_type_wf::{closure#0}>::{closure#0}>::{closure#0}::{closure#0}>::{closure#1}>::{closure#0}, rustc_thread_pool::join::join::call<(), rustc_data_structures::sync::parallel::par_slice::par_rec<&rustc_hir::hir::ItemId, rustc_data_structures::sync::parallel::try_par_for_each_in<&[rustc_hir::hir::ItemId], rustc_span::ErrorGuaranteed, <rustc_middle::hir::ModuleItems>::par_items<rustc_hir_analysis::check::wfcheck::check_type_wf::{closure#0}>::{closure#0}>::{closure#0}::{closure#0}>::{closure#2}>::{closure#0}, (), ()>::{closure#0}::{closure#0}, ()> as rustc_thread_pool::job::Job>::execute
[INFO] [stdout]         43: <rustc_thread_pool::registry::WorkerThread>::wait_or_steal_until_cold
[INFO] [stdout]         44: <rustc_thread_pool::registry::ThreadBuilder>::run
[INFO] [stdout]         45: std::sys::backtrace::__rust_begin_short_backtrace::<<rustc_thread_pool::ThreadPoolBuilder>::build_scoped<rustc_interface::util::run_in_thread_pool_with_globals<rustc_interface::interface::run_compiler<(), rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#5}::{closure#0}::{closure#0}, rustc_interface::util::run_in_thread_pool_with_globals<rustc_interface::interface::run_compiler<(), rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#5}::{closure#0}::{closure#1}, ()>::{closure#0}::{closure#0}::{closure#0}, ()>
[INFO] [stdout]         46: <<std::thread::Builder>::spawn_unchecked_<<rustc_thread_pool::ThreadPoolBuilder>::build_scoped<rustc_interface::util::run_in_thread_pool_with_globals<rustc_interface::interface::run_compiler<(), rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#5}::{closure#0}::{closure#0}, rustc_interface::util::run_in_thread_pool_with_globals<rustc_interface::interface::run_compiler<(), rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#5}::{closure#0}::{closure#1}, ()>::{closure#0}::{closure#0}::{closure#0}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]         47: std::sys::thread::unix::Thread::new::thread_start
[INFO] [stdout]         48: <unknown>
[INFO] [stdout]         49: clone
[INFO] [stdout]   --> src/main.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | trait Layer {
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/workdir/rustc-ice-2025-09-29T16_12_36-372.txt`: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.92.0-nightly (4987e9d42 2025-09-28) running on x86_64-unknown-linux-gnu
[INFO] [stderr] 
[INFO] [stderr] note: compiler flags: --crate-type bin -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 `rustensor` (bin "rustensor"); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name rustensor --edition=2021 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=f318ebcd610fba44 -C extra-filename=-00fb5ca72a793c2b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-38bc282f4f128f9b.rlib --extern rustensor=/opt/rustwide/target/debug/deps/librustensor-b9a0a78fc2959ec2.rlib --cap-lints=forbid` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "b8289c2a5273567a476ed664c66ccdea2d06c9ac7e701d4ea610ca0661d7b511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8289c2a5273567a476ed664c66ccdea2d06c9ac7e701d4ea610ca0661d7b511", kill_on_drop: false }`
[INFO] [stdout] b8289c2a5273567a476ed664c66ccdea2d06c9ac7e701d4ea610ca0661d7b511