[INFO] fetching crate smartcat 2.2.0...
[INFO] checking smartcat-2.2.0 against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] extracting crate smartcat 2.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate smartcat 2.2.0
[INFO] finished tweaking crates.io crate smartcat 2.2.0
[INFO] tweaked toml for crates.io crate smartcat 2.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate smartcat 2.2.0 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 crates.io crate smartcat 2.2.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ab22b81dc03dbc00198a44bed09c0766124241ad021355b862ac14191e8b0288
[INFO] running `Command { std: "docker" "start" "-a" "ab22b81dc03dbc00198a44bed09c0766124241ad021355b862ac14191e8b0288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab22b81dc03dbc00198a44bed09c0766124241ad021355b862ac14191e8b0288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab22b81dc03dbc00198a44bed09c0766124241ad021355b862ac14191e8b0288", kill_on_drop: false }`
[INFO] [stdout] ab22b81dc03dbc00198a44bed09c0766124241ad021355b862ac14191e8b0288
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 22fe7d99639f3f3aa386e6803726fd9ea980a1de91e67b676467706267a09a19
[INFO] running `Command { std: "docker" "start" "-a" "22fe7d99639f3f3aa386e6803726fd9ea980a1de91e67b676467706267a09a19", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling cc v1.0.97
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking rustls-pki-types v1.7.0
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]     Checking anstyle-query v1.0.3
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling syn v2.0.63
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking winnow v0.6.8
[INFO] [stderr]     Checking rustls-pemfile v2.1.2
[INFO] [stderr]     Checking webpki-roots v0.26.1
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking ipnet v2.9.0
[INFO] [stderr]     Checking http-body-util v0.1.1
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking parking_lot v0.12.2
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]    Compiling serial_test_derive v2.0.0
[INFO] [stderr]     Checking rustls-webpki v0.102.3
[INFO] [stderr]     Checking h2 v0.4.4
[INFO] [stderr]     Checking serial_test v2.0.0
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking tokio-rustls v0.25.0
[INFO] [stderr]     Checking hyper v1.3.1
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking hyper-util v0.1.3
[INFO] [stderr]     Checking toml_edit v0.22.12
[INFO] [stderr]     Checking hyper-rustls v0.26.0
[INFO] [stderr]     Checking reqwest v0.12.4
[INFO] [stderr]     Checking toml v0.8.12
[INFO] [stderr]     Checking smartcat v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] 
[INFO] [stderr] thread 'rustc' (1276) 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: src/config/mod.rs:124:5: 124:12 (#91), segments: [PathSegment { ident: <test_trace>#91, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(186), style: Outer, span: src/config/mod.rs:124:5: 124:12 (#91) }
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x711f0f62bfa3 - <<std[7d609349af90bec6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt
[INFO] [stderr]    1:     0x711f0fc0fb48 - core[75ca2badb63c4514]::fmt::write
[INFO] [stderr]    2:     0x711f0f642226 - <std[7d609349af90bec6]::sys::stdio::unix::Stderr as std[7d609349af90bec6]::io::Write>::write_fmt
[INFO] [stderr]    3:     0x711f0f601b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0}
[INFO] [stderr]    4:     0x711f0f61f833 - std[7d609349af90bec6]::panicking::default_hook
[INFO] [stderr]    5:     0x711f0e60236a - std[7d609349af90bec6]::panicking::update_hook::<alloc[d7482eb0f1d19161]::boxed::Box<rustc_driver_impl[3f9d6dd912ac34bd]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    6:     0x711f0f61fb12 - std[7d609349af90bec6]::panicking::panic_with_hook
[INFO] [stderr]    7:     0x711f0f601c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0}
[INFO] [stderr]    8:     0x711f0f5f89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace::<std[7d609349af90bec6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]    9:     0x711f0f60372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind
[INFO] [stderr]   10:     0x711f0c238f9c - core[75ca2badb63c4514]::panicking::panic_fmt
[INFO] [stderr]   11:     0x711f109e0110 - <rustc_ast[333fca09df5738a4]::ast::Attribute>::token_trees
[INFO] [stderr]   12:     0x711f1121c314 - <rustc_expand[a01ffc1bf52c2613]::expand::MacroExpander>::fully_expand_fragment
[INFO] [stderr]   13:     0x711f111e65d2 - <rustc_expand[a01ffc1bf52c2613]::expand::MacroExpander>::expand_crate
[INFO] [stderr]   14:     0x711f102f0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand
[INFO] [stderr]   15:     0x711f10e07658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw
[INFO] [stderr]   16:     0x711f10e073cd - 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:     0x711f10e073a7 - <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:     0x711f10decb5f - 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:     0x711f10dec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   20:     0x711f10f7127b - <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:     0x711f10e5ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   22:     0x711f10ceac4e - 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:     0x711f10ceaa20 - <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:     0x711f10ced138 - <std[7d609349af90bec6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]   25:     0x711f0a88aaa4 - <unknown>
[INFO] [stderr]   26:     0x711f0a917a64 - 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-2026-01-08T22_49_53-1271.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 `smartcat` (bin "sc" test)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/66388cc165a6c4ac98c074dc9f0281ff23528c55/bin/rustc --crate-name sc --edition=2021 src/main.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=d3fae844dfed72b0 -C extra-filename=-f3d4dc6914cda661 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-5e67e0552d6b3658.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-153adea7a963e8f2.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-89462d437e8c89f8.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-6336f7e0658fb5a4.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-e2bae19431b26aa6.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-ee5e3d630e58ac39.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-0c6a7b6d5bbb3919.rmeta --extern serial_test=/opt/rustwide/target/debug/deps/libserial_test-222f78dec0ed0b23.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-a28fed7fcfdef5fb.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-feadf49e2e436bbc.rmeta --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/ring-8bec82c668cf6e8c/out` (exit status: 101)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "22fe7d99639f3f3aa386e6803726fd9ea980a1de91e67b676467706267a09a19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22fe7d99639f3f3aa386e6803726fd9ea980a1de91e67b676467706267a09a19", kill_on_drop: false }`
[INFO] [stdout] 22fe7d99639f3f3aa386e6803726fd9ea980a1de91e67b676467706267a09a19