[INFO] cloning repository https://github.com/puzzzzzzle/rust_study
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/puzzzzzzle/rust_study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpuzzzzzzle%2Frust_study", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpuzzzzzzle%2Frust_study'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cee24d01265b0a8ab6676005088db9ffca774972
[INFO] checking puzzzzzzle/rust_study against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpuzzzzzzle%2Frust_study" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/puzzzzzzle/rust_study
[INFO] finished tweaking git repo https://github.com/puzzzzzzle/rust_study
[INFO] tweaked toml for git repo https://github.com/puzzzzzzle/rust_study written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/puzzzzzzle/rust_study on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/puzzzzzzle/rust_study 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" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82252c266fa0b78402ec471e4eb4a0125dbb9be4147de4459591e4a9a8b7bfa3
[INFO] running `Command { std: "docker" "start" "-a" "82252c266fa0b78402ec471e4eb4a0125dbb9be4147de4459591e4a9a8b7bfa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82252c266fa0b78402ec471e4eb4a0125dbb9be4147de4459591e4a9a8b7bfa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82252c266fa0b78402ec471e4eb4a0125dbb9be4147de4459591e4a9a8b7bfa3", kill_on_drop: false }`
[INFO] [stdout] 82252c266fa0b78402ec471e4eb4a0125dbb9be4147de4459591e4a9a8b7bfa3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a51dca73b4fc228a2d25a959c89cc8d97c7c37fdc2b2a925797c40b196f097dc
[INFO] running `Command { std: "docker" "start" "-a" "a51dca73b4fc228a2d25a959c89cc8d97c7c37fdc2b2a925797c40b196f097dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]    Compiling cc v1.2.12
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking destructure_traitobject v0.2.0
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking unsafe-any-ors v1.0.0
[INFO] [stderr]     Checking clap_builder v4.5.27
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking typemap-ors v1.0.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]    Compiling openssl v0.10.71
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]    Compiling native-tls v0.2.13
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]    Compiling proc_macros_trait v0.1.0 (/opt/rustwide/workdir/proc_macros_trait)
[INFO] [stderr]     Checking openssl-probe v0.1.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking ipnet v2.11.0
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling target-lexicon v0.13.2
[INFO] [stderr]    Compiling zerocopy v0.8.16
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking chrono v0.4.39
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling prettyplease v0.2.29
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.1.45
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]    Compiling openssl-sys v0.9.106
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking thread-id v4.2.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling pyo3-build-config v0.24.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]     Checking clap v4.5.28
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling num-complex v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.43
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling bindgen v0.71.1
[INFO] [stderr]    Compiling link-cplusplus v1.0.9
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling scratch v1.0.7
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]    Compiling cxxbridge-flags v1.0.138
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]     Checking rand_core v0.9.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]     Checking num v0.1.43
[INFO] [stderr]    Compiling cxx v1.0.138
[INFO] [stderr]    Compiling rust_call_c_manul v0.1.0 (/opt/rustwide/workdir/rust_with_c/rust_with_c_manul)
[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]     Checking stopwatch v0.0.7
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]     Checking foldhash v0.1.4
[INFO] [stderr]    Compiling function_name-proc-macro v0.3.0
[INFO] [stderr]     Checking declarative_macro v0.1.0 (/opt/rustwide/workdir/declarative_macro)
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> rust_with_c/rust_with_c_manul/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern
[INFO] [stdout]   | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> rust_with_c/rust_with_c_manul/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern
[INFO] [stdout]   | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rust_language_examples v0.1.0 (/opt/rustwide/workdir/rust_language_examples)
[INFO] [stdout] warning: struct `Printable` is never constructed
[INFO] [stdout]  --> rust_language_examples/examples/basic_types.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct  Printable(i32);
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec2D` is never constructed
[INFO] [stdout]   --> rust_language_examples/examples/basic_types.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | struct Vec2D(i32,i32);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]   --> rust_language_examples/examples/basic_types.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | struct Point
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking c_call_rust_auto v0.1.0 (/opt/rustwide/workdir/rust_with_c/c_call_rust_auto)
[INFO] [stderr]     Checking function_name v0.3.0
[INFO] [stderr]    Compiling pyo3-macros-backend v0.24.2
[INFO] [stderr]    Compiling pyo3-ffi v0.24.2
[INFO] [stderr]    Compiling pyo3 v0.24.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling cxx-build v1.0.138
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling proc_macros v0.1.0 (/opt/rustwide/workdir/proc_macros)
[INFO] [stderr]    Compiling zerofrom-derive v0.1.5
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]     Checking tokio v1.43.0
[INFO] [stderr]    Compiling deprecate-until v0.1.1
[INFO] [stderr]    Compiling cxxbridge-macro v1.0.138
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr] 
[INFO] [stderr] thread 'rustc' (2480) panicked at /rustc-dev/66388cc165a6c4ac98c074dc9f0281ff23528c55/compiler/rustc_ast/src/attr/mod.rs:302:36:
[INFO] [stderr] attribute is missing tokens: Attribute { kind: Normal(NormalAttr { item: AttrItem { unsafety: Default, path: Path { span: proc_macros/tests/test_trace_var.rs:9:1: 9:8 (#4), segments: [PathSegment { ident: <test_trace>#4, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(8), style: Outer, span: proc_macros/tests/test_trace_var.rs:9:1: 9:8 (#4) }
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x7f24f8e2bfa3 - <<std[7d609349af90bec6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt
[INFO] [stderr]    1:     0x7f24f940fb48 - core[75ca2badb63c4514]::fmt::write
[INFO] [stderr]    2:     0x7f24f8e42226 - <std[7d609349af90bec6]::sys::stdio::unix::Stderr as std[7d609349af90bec6]::io::Write>::write_fmt
[INFO] [stderr]    3:     0x7f24f8e01b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0}
[INFO] [stderr]    4:     0x7f24f8e1f833 - std[7d609349af90bec6]::panicking::default_hook
[INFO] [stderr]    5:     0x7f24f7e0236a - std[7d609349af90bec6]::panicking::update_hook::<alloc[d7482eb0f1d19161]::boxed::Box<rustc_driver_impl[3f9d6dd912ac34bd]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    6:     0x7f24f8e1fb12 - std[7d609349af90bec6]::panicking::panic_with_hook
[INFO] [stderr]    7:     0x7f24f8e01c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0}
[INFO] [stderr]    8:     0x7f24f8df89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace::<std[7d609349af90bec6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]    9:     0x7f24f8e0372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind
[INFO] [stderr]   10:     0x7f24f5a38f9c - core[75ca2badb63c4514]::panicking::panic_fmt
[INFO] [stderr]   11:     0x7f24fa1e0110 - <rustc_ast[333fca09df5738a4]::ast::Attribute>::token_trees
[INFO] [stderr]   12:     0x7f24faa1c314 - <rustc_expand[a01ffc1bf52c2613]::expand::MacroExpander>::fully_expand_fragment
[INFO] [stderr]   13:     0x7f24fa9e65d2 - <rustc_expand[a01ffc1bf52c2613]::expand::MacroExpander>::expand_crate
[INFO] [stderr]   14:     0x7f24f9af0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand
[INFO] [stderr]   15:     0x7f24fa607658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw
[INFO] [stderr]   16:     0x7f24fa6073cd - rustc_query_impl[8c5349e00d64015e]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::dynamic_query::{closure#2}::{closure#0}, rustc_middle[2342951a64deba5]::query::erase::Erased<[u8; 16usize]>>
[INFO] [stderr]   17:     0x7f24fa6073a7 - <rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::dynamic_query::{closure#2} as core[75ca2badb63c4514]::ops::function::FnOnce<(rustc_middle[2342951a64deba5]::ty::context::TyCtxt, ())>>::call_once
[INFO] [stderr]   18:     0x7f24fa5ecb5f - rustc_query_system[d45be4fb383a0235]::query::plumbing::try_execute_query::<rustc_query_impl[8c5349e00d64015e]::DynamicConfig<rustc_query_system[d45be4fb383a0235]::query::caches::SingleCache<rustc_middle[2342951a64deba5]::query::erase::Erased<[u8; 16usize]>>, false, false, false>, rustc_query_impl[8c5349e00d64015e]::plumbing::QueryCtxt, false>
[INFO] [stderr]   19:     0x7f24fa5ec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   20:     0x7f24fa77127b - <rustc_interface[903e43df8d6bd657]::passes::create_and_enter_global_ctxt<core[75ca2badb63c4514]::option::Option<rustc_interface[903e43df8d6bd657]::queries::Linker>, rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}::{closure#2}>::{closure#2} as core[75ca2badb63c4514]::ops::function::FnOnce<(&rustc_session[1e6875ba352dc1ba]::session::Session, rustc_middle[2342951a64deba5]::ty::context::CurrentGcx, alloc[d7482eb0f1d19161]::sync::Arc<rustc_data_structures[c82a87ce5cdbfc92]::jobserver::Proxy>, &std[7d609349af90bec6]::sync::once_lock::OnceLock<rustc_middle[2342951a64deba5]::ty::context::GlobalCtxt>, &rustc_data_structures[c82a87ce5cdbfc92]::sync::worker_local::WorkerLocal<rustc_middle[2342951a64deba5]::arena::Arena>, &rustc_data_structures[c82a87ce5cdbfc92]::sync::worker_local::WorkerLocal<rustc_hir[cc727ec2ba6ebdb5]::Arena>, rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}::{closure#2})>>::call_once::{shim:vtable#0}
[INFO] [stderr]   21:     0x7f24fa65ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   22:     0x7f24fa4eac4e - std[7d609349af90bec6]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[903e43df8d6bd657]::util::run_in_thread_with_globals<rustc_interface[903e43df8d6bd657]::util::run_in_thread_pool_with_globals<rustc_interface[903e43df8d6bd657]::interface::run_compiler<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stderr]   23:     0x7f24fa4eaa20 - <std[7d609349af90bec6]::thread::lifecycle::spawn_unchecked<rustc_interface[903e43df8d6bd657]::util::run_in_thread_with_globals<rustc_interface[903e43df8d6bd657]::util::run_in_thread_pool_with_globals<rustc_interface[903e43df8d6bd657]::interface::run_compiler<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[75ca2badb63c4514]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   24:     0x7f24fa4ed138 - <std[7d609349af90bec6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]   25:     0x7f24f408aaa4 - <unknown>
[INFO] [stderr]   26:     0x7f24f4117a64 - clone
[INFO] [stderr]   27:                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-2026-01-09T21_04_36-2470.txt`: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.94.0-nightly (66388cc16 2026-01-08) 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] #0 [resolver_for_lowering_raw] getting the resolver for lowering
[INFO] [stderr] end of query stack
[INFO] [stderr] error: could not compile `proc_macros` (test "test_trace_var")
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/66388cc165a6c4ac98c074dc9f0281ff23528c55/bin/rustc --crate-name test_trace_var --edition=2021 proc_macros/tests/test_trace_var.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=dc684d8a19e9848e -C extra-filename=-e22e287f43410232 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macros=/opt/rustwide/target/debug/deps/libproc_macros-48d239013034f710.so --extern proc_macros_trait=/opt/rustwide/target/debug/deps/libproc_macros_trait-be16035ee085cc31.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c8ea4fd447af6ddc.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-1aec91c19e5895e4.rmeta --cap-lints=forbid` (exit status: 101)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a51dca73b4fc228a2d25a959c89cc8d97c7c37fdc2b2a925797c40b196f097dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a51dca73b4fc228a2d25a959c89cc8d97c7c37fdc2b2a925797c40b196f097dc", kill_on_drop: false }`
[INFO] [stdout] a51dca73b4fc228a2d25a959c89cc8d97c7c37fdc2b2a925797c40b196f097dc
