[INFO] fetching crate loco-gen 0.16.4...
[INFO] checking loco-gen-0.16.4 against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] extracting crate loco-gen 0.16.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate loco-gen 0.16.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate loco-gen 0.16.4
[INFO] tweaked toml for crates.io crate loco-gen 0.16.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate loco-gen 0.16.4 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 loco-gen 0.16.4 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3f51bfed976558c13f0f2bf03491fa81ef1fa8e6abf7db8c1cc4d0f0db5b3322
[INFO] running `Command { std: "docker" "start" "-a" "3f51bfed976558c13f0f2bf03491fa81ef1fa8e6abf7db8c1cc4d0f0db5b3322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f51bfed976558c13f0f2bf03491fa81ef1fa8e6abf7db8c1cc4d0f0db5b3322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f51bfed976558c13f0f2bf03491fa81ef1fa8e6abf7db8c1cc4d0f0db5b3322", kill_on_drop: false }`
[INFO] [stdout] 3f51bfed976558c13f0f2bf03491fa81ef1fa8e6abf7db8c1cc4d0f0db5b3322
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 00aac39ef85aa181c4b7fe9ec1b8c26e31f9cb617f9ac1575b1d640e8d665db5
[INFO] running `Command { std: "docker" "start" "-a" "00aac39ef85aa181c4b7fe9ec1b8c26e31f9cb617f9ac1575b1d640e8d665db5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-automata v0.4.11
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling fs-err v2.11.0
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]     Checking indexmap v2.11.4
[INFO] [stderr]    Compiling rstest_macros v0.23.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling include_dir_macros v0.7.4
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking shared_thread v0.2.0
[INFO] [stderr]     Checking glob v0.3.3
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking include_dir v0.7.4
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking os_pipe v1.2.2
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking sigchld v0.2.4
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking shared_child v1.1.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking duct v1.1.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]     Checking regex v1.11.3
[INFO] [stderr]     Checking globset v0.4.16
[INFO] [stderr]     Checking ignore v0.4.23
[INFO] [stderr]     Checking cruet v0.13.3
[INFO] [stderr]     Checking cruet v0.14.0
[INFO] [stderr]     Checking globwalk v0.9.1
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]    Compiling toml_edit v0.23.6
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.1
[INFO] [stderr]    Compiling pest_generator v2.8.3
[INFO] [stderr]    Compiling chrono-tz-build v0.3.0
[INFO] [stderr]    Compiling chrono-tz v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling clap_derive v4.5.47
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling serial_test_derive v3.2.0
[INFO] [stderr]    Compiling pest_derive v2.8.3
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking clap v4.5.48
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking serde_regex v1.1.0
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking insta v1.43.2
[INFO] [stderr]     Checking tree-fs v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking serial_test v3.2.0
[INFO] [stderr]     Checking rstest v0.23.0
[INFO] [stderr]     Checking tera v1.20.0
[INFO] [stderr]     Checking rrgen v0.5.6
[INFO] [stderr]     Checking loco-gen v0.16.4 (/opt/rustwide/workdir)
[INFO] [stderr] 
[INFO] [stderr] thread 'rustc' (1040) 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: tests/db.rs:8:1: 8:10 (#48), segments: [PathSegment { ident: <test_trace>#48, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(24), style: Outer, span: tests/db.rs:8:1: 8:10 (#48) }
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x77cfef82bfa3 - <<std[7d609349af90bec6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt
[INFO] [stderr]    1:     0x77cfefe0fb48 - core[75ca2badb63c4514]::fmt::write
[INFO] [stderr]    2:     0x77cfef842226 - <std[7d609349af90bec6]::sys::stdio::unix::Stderr as std[7d609349af90bec6]::io::Write>::write_fmt
[INFO] [stderr]    3:     0x77cfef801b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0}
[INFO] [stderr]    4:     0x77cfef81f833 - std[7d609349af90bec6]::panicking::default_hook
[INFO] [stderr]    5:     0x77cfee80236a - std[7d609349af90bec6]::panicking::update_hook::<alloc[d7482eb0f1d19161]::boxed::Box<rustc_driver_impl[3f9d6dd912ac34bd]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    6:     0x77cfef81fb12 - std[7d609349af90bec6]::panicking::panic_with_hook
[INFO] [stderr]    7:     0x77cfef801c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0}
[INFO] [stderr]    8:     0x77cfef7f89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace::<std[7d609349af90bec6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]    9:     0x77cfef80372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind
[INFO] [stderr]   10:     0x77cfec438f9c - core[75ca2badb63c4514]::panicking::panic_fmt
[INFO] [stderr]   11:     0x77cff0be0110 - <rustc_ast[333fca09df5738a4]::ast::Attribute>::token_trees
[INFO] [stderr]   12:     0x77cff141c314 - <rustc_expand[a01ffc1bf52c2613]::expand::MacroExpander>::fully_expand_fragment
[INFO] [stderr]   13:     0x77cff13e65d2 - <rustc_expand[a01ffc1bf52c2613]::expand::MacroExpander>::expand_crate
[INFO] [stderr]   14:     0x77cff04f0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand
[INFO] [stderr]   15:     0x77cff1007658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw
[INFO] [stderr]   16:     0x77cff10073cd - 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:     0x77cff10073a7 - <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:     0x77cff0fecb5f - 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:     0x77cff0fec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   20:     0x77cff117127b - <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:     0x77cff105ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   22:     0x77cff0eeac4e - 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:     0x77cff0eeaa20 - <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:     0x77cff0eed138 - <std[7d609349af90bec6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]   25:     0x77cfeaa8aaa4 - <unknown>
[INFO] [stderr]   26:     0x77cfeab17a64 - 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-2026-01-08T20_15_19-1037.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 `loco-gen` (test "db")
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/66388cc165a6c4ac98c074dc9f0281ff23528c55/bin/rustc --crate-name db --edition=2021 tests/db.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("with-db"))' -C metadata=d30d4ed3961fd09c -C extra-filename=-36f0d8b8355bd4d1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-0323c4bd6d882d9c.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-31f5cee4437a2b6a.rmeta --extern colored=/opt/rustwide/target/debug/deps/libcolored-9f883aca25bb3b22.rmeta --extern cruet=/opt/rustwide/target/debug/deps/libcruet-42eea093aacfb11f.rmeta --extern duct=/opt/rustwide/target/debug/deps/libduct-eda97274c4bb8e71.rmeta --extern heck=/opt/rustwide/target/debug/deps/libheck-43b4d5edce4ee68c.rmeta --extern include_dir=/opt/rustwide/target/debug/deps/libinclude_dir-1336b141e765340f.rmeta --extern insta=/opt/rustwide/target/debug/deps/libinsta-76f12deabc576c16.rmeta --extern loco_gen=/opt/rustwide/target/debug/deps/libloco_gen-30e3caad1722b9f8.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-558f8e26b8ca94f2.rmeta --extern rrgen=/opt/rustwide/target/debug/deps/librrgen-223c94640fb3f903.rmeta --extern rstest=/opt/rustwide/target/debug/deps/librstest-b31ef6c90b1cbcc3.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-b7b28a8b541a979b.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-71f1edc9740367a9.rmeta --extern serial_test=/opt/rustwide/target/debug/deps/libserial_test-0036b1784e2346f5.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-971cd882c64ad91f.rmeta --extern tera=/opt/rustwide/target/debug/deps/libtera-a570508f33bc052d.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-9a28c6831484b91f.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-0bcd680827f2dc1c.rmeta --extern tree_fs=/opt/rustwide/target/debug/deps/libtree_fs-88f13de506f26b22.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-e62c114641b7a392.rmeta --cap-lints=forbid` (exit status: 101)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: constant `MIGRATION_SRC_LIB` is never used
[INFO] [stdout]  --> tests/templates/utils.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const MIGRATION_SRC_LIB: &str = r"
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `guess_file_by_time` is never used
[INFO] [stdout]   --> tests/templates/utils.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn guess_file_by_time(path: &Path, file_format: &str, max_attempts: u32) -> Option<PathBuf> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "00aac39ef85aa181c4b7fe9ec1b8c26e31f9cb617f9ac1575b1d640e8d665db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00aac39ef85aa181c4b7fe9ec1b8c26e31f9cb617f9ac1575b1d640e8d665db5", kill_on_drop: false }`
[INFO] [stdout] 00aac39ef85aa181c4b7fe9ec1b8c26e31f9cb617f9ac1575b1d640e8d665db5
