[INFO] fetching crate nitrite 0.1.0... [INFO] checking nitrite-0.1.0 against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727 [INFO] extracting crate nitrite 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate nitrite 0.1.0 [INFO] finished tweaking crates.io crate nitrite 0.1.0 [INFO] tweaked toml for crates.io crate nitrite 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate nitrite 0.1.0 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 nitrite 0.1.0 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] [stderr] Blocking waiting for file lock on package cache [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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 85769ff664c0598947184816bb067bedd11c3202441814350a0c20da890e7c61 [INFO] running `Command { std: "docker" "start" "-a" "85769ff664c0598947184816bb067bedd11c3202441814350a0c20da890e7c61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "85769ff664c0598947184816bb067bedd11c3202441814350a0c20da890e7c61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85769ff664c0598947184816bb067bedd11c3202441814350a0c20da890e7c61", kill_on_drop: false }` [INFO] [stdout] 85769ff664c0598947184816bb067bedd11c3202441814350a0c20da890e7c61 [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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f62662e98824c69d069473a76e30d340b72fbaee7503729b5af3337c1d91bee6 [INFO] running `Command { std: "docker" "start" "-a" "f62662e98824c69d069473a76e30d340b72fbaee7503729b5af3337c1d91bee6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Checking writeable v0.6.2 [INFO] [stderr] Checking litemap v0.8.1 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Compiling icu_locale_data v2.1.1 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking inout v0.1.4 [INFO] [stderr] Compiling icu_collator_data v2.1.1 [INFO] [stderr] Compiling im v15.1.0 [INFO] [stderr] Checking base64ct v1.8.1 [INFO] [stderr] Checking anstream v0.6.21 [INFO] [stderr] Checking env_filter v0.1.4 [INFO] [stderr] Checking zeroize v1.8.2 [INFO] [stderr] Compiling dtor-proc-macro v0.0.6 [INFO] [stderr] Checking backtrace v0.3.76 [INFO] [stderr] Checking timer v0.2.0 [INFO] [stderr] Checking indexmap v2.12.1 [INFO] [stderr] Checking lru v0.16.2 [INFO] [stderr] Checking crossbeam-skiplist v0.1.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling ctor-proc-macro v0.0.7 [INFO] [stderr] Checking awaitility v0.4.1 [INFO] [stderr] Checking secure-string v0.3.0 [INFO] [stderr] Checking dtor v0.1.1 [INFO] [stderr] Checking parking_lot_core v0.9.12 [INFO] [stderr] Checking env_logger v0.11.8 [INFO] [stderr] Checking crypto-common v0.1.7 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking password-hash v0.5.0 [INFO] [stderr] Checking rand_xoshiro v0.6.0 [INFO] [stderr] Checking parking_lot v0.12.5 [INFO] [stderr] Compiling quote v1.0.42 [INFO] [stderr] Checking ctor v0.6.3 [INFO] [stderr] Checking cipher v0.4.4 [INFO] [stderr] Checking universal-hash v0.5.1 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking aead v0.5.2 [INFO] [stderr] Checking polyval v0.6.2 [INFO] [stderr] Checking blake2 v0.10.6 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking colog v1.4.0 [INFO] [stderr] Checking ctr v0.9.2 [INFO] [stderr] Checking aes v0.8.4 [INFO] [stderr] Checking ghash v0.5.1 [INFO] [stderr] Compiling syn v2.0.111 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking argon2 v0.5.3 [INFO] [stderr] Checking aes-gcm v0.10.3 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Compiling zerovec-derive v0.11.2 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling uuid-macro-internal v1.19.0 [INFO] [stderr] Compiling thiserror-impl v2.0.17 [INFO] [stderr] Checking uuid v1.19.0 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.8.1 [INFO] [stderr] Checking thiserror v2.0.17 [INFO] [stderr] Checking basu v0.1.9 [INFO] [stderr] Compiling test_retry v0.1.0 [INFO] [stderr] Checking zerofrom v0.1.6 [INFO] [stderr] Checking yoke v0.8.1 [INFO] [stderr] Checking zerovec v0.11.5 [INFO] [stderr] Checking zerotrie v0.2.3 [INFO] [stderr] Checking tinystr v0.8.2 [INFO] [stderr] Checking potential_utf v0.1.4 [INFO] [stderr] Checking icu_locale_core v2.1.1 [INFO] [stderr] Checking icu_collections v2.1.1 [INFO] [stderr] Checking serde v1.0.228 [INFO] [stderr] Checking icu_provider v2.1.1 [INFO] [stderr] Checking icu_properties v2.1.2 [INFO] [stderr] Checking icu_locale v2.1.1 [INFO] [stderr] Checking icu_normalizer v2.1.1 [INFO] [stderr] Checking dashmap v6.1.0 [INFO] [stderr] Checking icu_collator v2.1.1 [INFO] [stderr] Checking nitrite v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] [INFO] [stderr] thread 'rustc' (846) 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/common/util/task_util.rs:88:5: 88:12 (#6018), segments: [PathSegment { ident: #6018, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(15406), style: Outer, span: src/common/util/task_util.rs:88:5: 88:12 (#6018) } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7d1e96c2bfa3 - <::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7d1e9720fb48 - core[75ca2badb63c4514]::fmt::write [INFO] [stderr] 2: 0x7d1e96c42226 - ::write_fmt [INFO] [stderr] 3: 0x7d1e96c01b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7d1e96c1f833 - std[7d609349af90bec6]::panicking::default_hook [INFO] [stderr] 5: 0x7d1e95c0236a - std[7d609349af90bec6]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x7d1e96c1fb12 - std[7d609349af90bec6]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7d1e96c01c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7d1e96bf89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x7d1e96c0372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind [INFO] [stderr] 10: 0x7d1e93838f9c - core[75ca2badb63c4514]::panicking::panic_fmt [INFO] [stderr] 11: 0x7d1e97fe0110 - ::token_trees [INFO] [stderr] 12: 0x7d1e9881c314 - ::fully_expand_fragment [INFO] [stderr] 13: 0x7d1e987e65d2 - ::expand_crate [INFO] [stderr] 14: 0x7d1e978f0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand [INFO] [stderr] 15: 0x7d1e98407658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw [INFO] [stderr] 16: 0x7d1e984073cd - rustc_query_impl[8c5349e00d64015e]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 17: 0x7d1e984073a7 - >::call_once [INFO] [stderr] 18: 0x7d1e983ecb5f - rustc_query_system[d45be4fb383a0235]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[8c5349e00d64015e]::plumbing::QueryCtxt, false> [INFO] [stderr] 19: 0x7d1e983ec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 20: 0x7d1e9857127b - , 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, &std[7d609349af90bec6]::sync::once_lock::OnceLock, &rustc_data_structures[c82a87ce5cdbfc92]::sync::worker_local::WorkerLocal, &rustc_data_structures[c82a87ce5cdbfc92]::sync::worker_local::WorkerLocal, rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}::{closure#2})>>::call_once::{shim:vtable#0} [INFO] [stderr] 21: 0x7d1e9845ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 22: 0x7d1e982eac4e - std[7d609349af90bec6]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 23: 0x7d1e982eaa20 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[75ca2badb63c4514]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 24: 0x7d1e982ed138 - ::new::thread_start [INFO] [stderr] 25: 0x7d1e91e63aa4 - [INFO] [stderr] 26: 0x7d1e91ef0a64 - clone [INFO] [stderr] 27: 0x0 - [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_54_05-843.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 `nitrite` (lib test) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/66388cc165a6c4ac98c074dc9f0281ff23528c55/bin/rustc --crate-name nitrite --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' --cfg 'feature="serde"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("custom_separator", "default", "serde"))' -C metadata=ca7e0e61fcaa0eb2 -C extra-filename=-faf2cb7122f3c3b5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aes_gcm=/opt/rustwide/target/debug/deps/libaes_gcm-1abf09288cfc467a.rmeta --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-5cf73cd768c5f646.rmeta --extern argon2=/opt/rustwide/target/debug/deps/libargon2-efe25c3f83d4b3da.rmeta --extern awaitility=/opt/rustwide/target/debug/deps/libawaitility-88c410d56d267f08.rmeta --extern backtrace=/opt/rustwide/target/debug/deps/libbacktrace-3d0ef651215346f0.rmeta --extern basu=/opt/rustwide/target/debug/deps/libbasu-51bfbf1a22d7baf8.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-5c30092b4c35bbe1.rmeta --extern colog=/opt/rustwide/target/debug/deps/libcolog-e97b1dd0bc99b5fe.rmeta --extern crossbeam_skiplist=/opt/rustwide/target/debug/deps/libcrossbeam_skiplist-63c47a070dc25e5a.rmeta --extern ctor=/opt/rustwide/target/debug/deps/libctor-dbafb9330292443b.rmeta --extern dashmap=/opt/rustwide/target/debug/deps/libdashmap-6e16a3f4630f8ff9.rmeta --extern icu_collator=/opt/rustwide/target/debug/deps/libicu_collator-303c58e6f508ca37.rmeta --extern im=/opt/rustwide/target/debug/deps/libim-00f10eb07cc9adb5.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-a42600f3a4ea3495.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-ac1cf5e414eca6f7.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-243a4081f8655140.rmeta --extern lru=/opt/rustwide/target/debug/deps/liblru-f0308f839a31fba7.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-2ad934dc7da92e31.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-2bda80ad6c0927e0.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-30ede53a88b52ee6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-0e8998ba688ca45e.rmeta --extern secure_string=/opt/rustwide/target/debug/deps/libsecure_string-88892e346ebd5b2a.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-ad98ce2f1d4989fa.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-96d7c7a7332b4422.rmeta --extern test_retry=/opt/rustwide/target/debug/deps/libtest_retry-c3118454fc3749ac.so --extern timer=/opt/rustwide/target/debug/deps/libtimer-aea69892ec3c0fec.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-732c3ad3d3148503.rmeta --cap-lints=forbid` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "f62662e98824c69d069473a76e30d340b72fbaee7503729b5af3337c1d91bee6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f62662e98824c69d069473a76e30d340b72fbaee7503729b5af3337c1d91bee6", kill_on_drop: false }` [INFO] [stdout] f62662e98824c69d069473a76e30d340b72fbaee7503729b5af3337c1d91bee6