[INFO] cloning repository https://github.com/recursive-record-registry/rrr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/recursive-record-registry/rrr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frecursive-record-registry%2Frrr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frecursive-record-registry%2Frrr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f8352238c55c191f28f71d8506b6cce104fc4b5
[INFO] checking recursive-record-registry/rrr against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frecursive-record-registry%2Frrr" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/recursive-record-registry/rrr
[INFO] finished tweaking git repo https://github.com/recursive-record-registry/rrr
[INFO] tweaked toml for git repo https://github.com/recursive-record-registry/rrr written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/recursive-record-registry/rrr 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/recursive-record-registry/rrr 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] 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] 1423ebcc2891d004ff1e71fc98882aff74fe81a4fc2f5464182db849b27c34ec
[INFO] running `Command { std: "docker" "start" "-a" "1423ebcc2891d004ff1e71fc98882aff74fe81a4fc2f5464182db849b27c34ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1423ebcc2891d004ff1e71fc98882aff74fe81a4fc2f5464182db849b27c34ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1423ebcc2891d004ff1e71fc98882aff74fe81a4fc2f5464182db849b27c34ec", kill_on_drop: false }`
[INFO] [stdout] 1423ebcc2891d004ff1e71fc98882aff74fe81a4fc2f5464182db849b27c34ec
[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] 86c62a81bdb5bbcba83e4a8f74ab8e3a6ffd72a6ae64f1b76a55f67fd626967d
[INFO] running `Command { std: "docker" "start" "-a" "86c62a81bdb5bbcba83e4a8f74ab8e3a6ffd72a6ae64f1b76a55f67fd626967d", kill_on_drop: false }`
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[INFO] [stdout] warning: the feature `array_windows` has been stable since 1.94.0-nightly and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(array_windows)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `variant` is never read
[INFO] [stdout]   --> src/crypto/password_hash/argon2.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub variant: Variant,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `m_cost` is never read
[INFO] [stdout]   --> src/crypto/password_hash/argon2.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub m_cost: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t_cost` is never read
[INFO] [stdout]   --> src/crypto/password_hash/argon2.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub t_cost: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `p_cost` is never read
[INFO] [stdout]   --> src/crypto/password_hash/argon2.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub p_cost: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `array_windows` has been stable since 1.94.0-nightly and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(array_windows)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] thread 'rustc' (2681) 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: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proptest-1.6.0/src/sugar.rs:173:15: 173:23 (#111), segments: [PathSegment { ident: <test_trace>#111, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(46), style: Outer, span: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proptest-1.6.0/src/sugar.rs:173:15: 173:23 (#111) }
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x7e2387e2bfa3 - <<std[7d609349af90bec6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt
[INFO] [stderr]    1:     0x7e238840fb48 - core[75ca2badb63c4514]::fmt::write
[INFO] [stderr]    2:     0x7e2387e42226 - <std[7d609349af90bec6]::sys::stdio::unix::Stderr as std[7d609349af90bec6]::io::Write>::write_fmt
[INFO] [stderr]    3:     0x7e2387e01b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0}
[INFO] [stderr]    4:     0x7e2387e1f833 - std[7d609349af90bec6]::panicking::default_hook
[INFO] [stderr]    5:     0x7e2386e0236a - std[7d609349af90bec6]::panicking::update_hook::<alloc[d7482eb0f1d19161]::boxed::Box<rustc_driver_impl[3f9d6dd912ac34bd]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    6:     0x7e2387e1fb12 - std[7d609349af90bec6]::panicking::panic_with_hook
[INFO] [stderr]    7:     0x7e2387e01c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0}
[INFO] [stderr]    8:     0x7e2387df89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace::<std[7d609349af90bec6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]    9:     0x7e2387e0372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind
[INFO] [stderr]   10:     0x7e2384a38f9c - core[75ca2badb63c4514]::panicking::panic_fmt
[INFO] [stderr]   11:     0x7e23891e0110 - <rustc_ast[333fca09df5738a4]::ast::Attribute>::token_trees
[INFO] [stderr]   12:     0x7e2389a1c314 - <rustc_expand[a01ffc1bf52c2613]::expand::MacroExpander>::fully_expand_fragment
[INFO] [stderr]   13:     0x7e23899e65d2 - <rustc_expand[a01ffc1bf52c2613]::expand::MacroExpander>::expand_crate
[INFO] [stderr]   14:     0x7e2388af0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand
[INFO] [stderr]   15:     0x7e2389607658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw
[INFO] [stderr]   16:     0x7e23896073cd - 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:     0x7e23896073a7 - <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:     0x7e23895ecb5f - 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:     0x7e23895ec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   20:     0x7e238977127b - <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:     0x7e238965ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   22:     0x7e23894eac4e - 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:     0x7e23894eaa20 - <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:     0x7e23894ed138 - <std[7d609349af90bec6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]   25:     0x7e2383063aa4 - <unknown>
[INFO] [stderr]   26:     0x7e23830f0a64 - 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_46_01-2672.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 `rrr` (test "test")
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/66388cc165a6c4ac98c074dc9f0281ff23528c55/bin/rustc --crate-name test --edition=2024 tests/test.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("cmd"))' -C metadata=02cbd489390b2da2 -C extra-filename=-24f004daadbf6e24 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aes_gcm=/opt/rustwide/target/debug/deps/libaes_gcm-24acddfefb06cdad.rmeta --extern argon2=/opt/rustwide/target/debug/deps/libargon2-ad7d988715024341.rmeta --extern async_fd_lock=/opt/rustwide/target/debug/deps/libasync_fd_lock-7ca8553c3b8868ca.rmeta --extern async_scoped=/opt/rustwide/target/debug/deps/libasync_scoped-7c29dbe5eea7c434.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-ddc6bcaed6e54b97.so --extern casey=/opt/rustwide/target/debug/deps/libcasey-ec92e1db3bc2e52a.so --extern cddl=/opt/rustwide/target/debug/deps/libcddl-2a2939cbf9a11771.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-af21a32f40ae16a7.rmeta --extern ciborium_io=/opt/rustwide/target/debug/deps/libciborium_io-790645915b84d60f.rmeta --extern coset=/opt/rustwide/target/debug/deps/libcoset-0db7739981988789.rmeta --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-5b708cbd8d92cc9c.rmeta --extern criterion_macro=/opt/rustwide/target/debug/deps/libcriterion_macro-20fb76d95a046d95.so --extern derive_more=/opt/rustwide/target/debug/deps/libderive_more-1116f79011e68122.rmeta --extern ed25519_dalek=/opt/rustwide/target/debug/deps/libed25519_dalek-e5eecb3e5fd4799b.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-476e927b2f0b663c.rmeta --extern hex_buffer_serde=/opt/rustwide/target/debug/deps/libhex_buffer_serde-97e71ed69b7c7bbc.rmeta --extern hkdf=/opt/rustwide/target/debug/deps/libhkdf-0d4f2489becc2fe9.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-848eddd2519a9373.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-ac1cf5e414eca6f7.rmeta --extern proptest=/opt/rustwide/target/debug/deps/libproptest-14276ae09241264b.rmeta --extern proptest_arbitrary_interop=/opt/rustwide/target/debug/deps/libproptest_arbitrary_interop-4a42585168d26f9f.rmeta --extern proptest_derive=/opt/rustwide/target/debug/deps/libproptest_derive-7217a0a1af9fc758.so --extern rand=/opt/rustwide/target/debug/deps/librand-638bda6d01949517.rmeta --extern rrr=/opt/rustwide/target/debug/deps/librrr-bfdb304804d46743.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-073b64511ce0d315.rmeta --extern serde_with=/opt/rustwide/target/debug/deps/libserde_with-32831ff8180e03c0.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-ee292e44d80169f4.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-ce395e11c911018a.rmeta --extern test_strategy=/opt/rustwide/target/debug/deps/libtest_strategy-a263c6869cdbf6b6.so --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-ed13db5d89fcfbbd.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-9eb5061685adaa42.rmeta --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-a676b40cee0c0ec8.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-08846fa899361d28.rmeta --extern tracing_test=/opt/rustwide/target/debug/deps/libtracing_test-e74c42aeabd8d553.rmeta --extern zeroize=/opt/rustwide/target/debug/deps/libzeroize-ab8a18c92b7151e3.rmeta --cap-lints=forbid` (exit status: 101)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] 
[INFO] [stderr] thread 'rustc' (2677) 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/cddl.rs:26:1: 26:8 (#84), segments: [PathSegment { ident: <test_trace>#84, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(28), style: Outer, span: tests/cddl.rs:26:1: 26:8 (#84) }
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x7cc899a2bfa3 - <<std[7d609349af90bec6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt
[INFO] [stderr]    1:     0x7cc89a00fb48 - core[75ca2badb63c4514]::fmt::write
[INFO] [stderr]    2:     0x7cc899a42226 - <std[7d609349af90bec6]::sys::stdio::unix::Stderr as std[7d609349af90bec6]::io::Write>::write_fmt
[INFO] [stderr]    3:     0x7cc899a01b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0}
[INFO] [stderr]    4:     0x7cc899a1f833 - std[7d609349af90bec6]::panicking::default_hook
[INFO] [stderr]    5:     0x7cc898a0236a - std[7d609349af90bec6]::panicking::update_hook::<alloc[d7482eb0f1d19161]::boxed::Box<rustc_driver_impl[3f9d6dd912ac34bd]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    6:     0x7cc899a1fb12 - std[7d609349af90bec6]::panicking::panic_with_hook
[INFO] [stderr]    7:     0x7cc899a01c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0}
[INFO] [stderr]    8:     0x7cc8999f89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace::<std[7d609349af90bec6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]    9:     0x7cc899a0372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind
[INFO] [stderr]   10:     0x7cc896638f9c - core[75ca2badb63c4514]::panicking::panic_fmt
[INFO] [stderr]   11:     0x7cc89ade0110 - <rustc_ast[333fca09df5738a4]::ast::Attribute>::token_trees
[INFO] [stderr]   12:     0x7cc89b61c314 - <rustc_expand[a01ffc1bf52c2613]::expand::MacroExpander>::fully_expand_fragment
[INFO] [stderr]   13:     0x7cc89b5e65d2 - <rustc_expand[a01ffc1bf52c2613]::expand::MacroExpander>::expand_crate
[INFO] [stderr]   14:     0x7cc89a6f0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand
[INFO] [stderr]   15:     0x7cc89b207658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw
[INFO] [stderr]   16:     0x7cc89b2073cd - 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:     0x7cc89b2073a7 - <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:     0x7cc89b1ecb5f - 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:     0x7cc89b1ec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   20:     0x7cc89b37127b - <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:     0x7cc89b25ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   22:     0x7cc89b0eac4e - 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:     0x7cc89b0eaa20 - <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:     0x7cc89b0ed138 - <std[7d609349af90bec6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]   25:     0x7cc894c63aa4 - <unknown>
[INFO] [stderr]   26:     0x7cc894cf0a64 - 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_46_01-2670.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 `rrr` (test "cddl")
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/66388cc165a6c4ac98c074dc9f0281ff23528c55/bin/rustc --crate-name cddl --edition=2024 tests/cddl.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("cmd"))' -C metadata=e21baa6286c2a51d -C extra-filename=-553a7cb07b678d4f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aes_gcm=/opt/rustwide/target/debug/deps/libaes_gcm-24acddfefb06cdad.rmeta --extern argon2=/opt/rustwide/target/debug/deps/libargon2-ad7d988715024341.rmeta --extern async_fd_lock=/opt/rustwide/target/debug/deps/libasync_fd_lock-7ca8553c3b8868ca.rmeta --extern async_scoped=/opt/rustwide/target/debug/deps/libasync_scoped-7c29dbe5eea7c434.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-ddc6bcaed6e54b97.so --extern casey=/opt/rustwide/target/debug/deps/libcasey-ec92e1db3bc2e52a.so --extern cddl=/opt/rustwide/target/debug/deps/libcddl-2a2939cbf9a11771.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-af21a32f40ae16a7.rmeta --extern ciborium_io=/opt/rustwide/target/debug/deps/libciborium_io-790645915b84d60f.rmeta --extern coset=/opt/rustwide/target/debug/deps/libcoset-0db7739981988789.rmeta --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-5b708cbd8d92cc9c.rmeta --extern criterion_macro=/opt/rustwide/target/debug/deps/libcriterion_macro-20fb76d95a046d95.so --extern derive_more=/opt/rustwide/target/debug/deps/libderive_more-1116f79011e68122.rmeta --extern ed25519_dalek=/opt/rustwide/target/debug/deps/libed25519_dalek-e5eecb3e5fd4799b.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-476e927b2f0b663c.rmeta --extern hex_buffer_serde=/opt/rustwide/target/debug/deps/libhex_buffer_serde-97e71ed69b7c7bbc.rmeta --extern hkdf=/opt/rustwide/target/debug/deps/libhkdf-0d4f2489becc2fe9.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-848eddd2519a9373.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-ac1cf5e414eca6f7.rmeta --extern proptest=/opt/rustwide/target/debug/deps/libproptest-14276ae09241264b.rmeta --extern proptest_arbitrary_interop=/opt/rustwide/target/debug/deps/libproptest_arbitrary_interop-4a42585168d26f9f.rmeta --extern proptest_derive=/opt/rustwide/target/debug/deps/libproptest_derive-7217a0a1af9fc758.so --extern rand=/opt/rustwide/target/debug/deps/librand-638bda6d01949517.rmeta --extern rrr=/opt/rustwide/target/debug/deps/librrr-bfdb304804d46743.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-073b64511ce0d315.rmeta --extern serde_with=/opt/rustwide/target/debug/deps/libserde_with-32831ff8180e03c0.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-ee292e44d80169f4.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-ce395e11c911018a.rmeta --extern test_strategy=/opt/rustwide/target/debug/deps/libtest_strategy-a263c6869cdbf6b6.so --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-ed13db5d89fcfbbd.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-9eb5061685adaa42.rmeta --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-a676b40cee0c0ec8.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-08846fa899361d28.rmeta --extern tracing_test=/opt/rustwide/target/debug/deps/libtracing_test-e74c42aeabd8d553.rmeta --extern zeroize=/opt/rustwide/target/debug/deps/libzeroize-ab8a18c92b7151e3.rmeta --cap-lints=forbid` (exit status: 101)
[INFO] [stdout] warning: value assigned to `variant` is never read
[INFO] [stdout]   --> src/crypto/password_hash/argon2.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub variant: Variant,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `m_cost` is never read
[INFO] [stdout]   --> src/crypto/password_hash/argon2.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub m_cost: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t_cost` is never read
[INFO] [stdout]   --> src/crypto/password_hash/argon2.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub t_cost: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `p_cost` is never read
[INFO] [stdout]   --> src/crypto/password_hash/argon2.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub p_cost: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "86c62a81bdb5bbcba83e4a8f74ab8e3a6ffd72a6ae64f1b76a55f67fd626967d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86c62a81bdb5bbcba83e4a8f74ab8e3a6ffd72a6ae64f1b76a55f67fd626967d", kill_on_drop: false }`
[INFO] [stdout] 86c62a81bdb5bbcba83e4a8f74ab8e3a6ffd72a6ae64f1b76a55f67fd626967d
