[INFO] cloning repository https://github.com/consistent-milk12/madtree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/consistent-milk12/madtree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconsistent-milk12%2Fmadtree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconsistent-milk12%2Fmadtree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cd6a4375e618b122fc6bd4a84828b36ff1c43d11 [INFO] checking consistent-milk12/madtree against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconsistent-milk12%2Fmadtree" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/consistent-milk12/madtree [INFO] removed 0 missing examples [INFO] finished tweaking git repo https://github.com/consistent-milk12/madtree [INFO] tweaked toml for git repo https://github.com/consistent-milk12/madtree written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/consistent-milk12/madtree 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/consistent-milk12/madtree 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a21f5ffbe4d72d16fb4ea5a5a5c6e5b554628134ea483232cde8be9c7e13e893 [INFO] running `Command { std: "docker" "start" "-a" "a21f5ffbe4d72d16fb4ea5a5a5c6e5b554628134ea483232cde8be9c7e13e893", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a21f5ffbe4d72d16fb4ea5a5a5c6e5b554628134ea483232cde8be9c7e13e893", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a21f5ffbe4d72d16fb4ea5a5a5c6e5b554628134ea483232cde8be9c7e13e893", kill_on_drop: false }` [INFO] [stdout] a21f5ffbe4d72d16fb4ea5a5a5c6e5b554628134ea483232cde8be9c7e13e893 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a689292b2e6e5f87199dec582a86a72234e83d83f95c9a0fb1abd7bd1dc44a18 [INFO] running `Command { std: "docker" "start" "-a" "a689292b2e6e5f87199dec582a86a72234e83d83f95c9a0fb1abd7bd1dc44a18", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.111 [INFO] [stderr] Compiling rustix v1.1.2 [INFO] [stderr] Compiling serde_json v1.0.149 [INFO] [stderr] Compiling cc v1.2.49 [INFO] [stderr] Checking bitflags v2.10.0 [INFO] [stderr] Checking lock_api v0.4.14 [INFO] [stderr] Checking tracing-core v0.1.36 [INFO] [stderr] Checking parking_lot_core v0.9.12 [INFO] [stderr] Checking itoa v1.0.16 [INFO] [stderr] Checking regex-automata v0.4.13 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Checking zmij v1.0.0 [INFO] [stderr] Checking log v0.4.29 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling proc-macro-error-attr2 v2.0.0 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling iai-callgrind-runner v0.16.1 [INFO] [stderr] Compiling portable-atomic v1.13.0 [INFO] [stderr] Checking wait-timeout v0.2.1 [INFO] [stderr] Checking parking_lot v0.12.5 [INFO] [stderr] Checking errno v0.3.14 [INFO] [stderr] Checking crossbeam-deque v0.8.6 [INFO] [stderr] Checking seize v0.5.1 [INFO] [stderr] Checking bit-vec v0.8.0 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Compiling iai-callgrind v0.16.1 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking ryu v1.0.21 [INFO] [stderr] Checking signal-hook-registry v1.4.8 [INFO] [stderr] Checking rayon-core v1.13.0 [INFO] [stderr] Checking criterion-plot v0.8.1 [INFO] [stderr] Checking crossbeam-skiplist v0.1.3 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking csv v1.4.0 [INFO] [stderr] Checking rand_xorshift v0.4.0 [INFO] [stderr] Checking bit-set v0.8.0 [INFO] [stderr] Checking rand_pcg v0.3.1 [INFO] [stderr] Checking page_size v0.6.0 [INFO] [stderr] Checking mio v1.1.1 [INFO] [stderr] Checking assoc v0.1.3 [INFO] [stderr] Checking rayon v1.11.0 [INFO] [stderr] Checking sdd v4.5.3 [INFO] [stderr] Checking unarray v0.1.4 [INFO] [stderr] Checking regex-lite v0.1.8 [INFO] [stderr] Checking saa v5.4.2 [INFO] [stderr] Checking condtype v1.3.0 [INFO] [stderr] Checking papaya v0.2.3 [INFO] [stderr] Checking dashmap v6.1.0 [INFO] [stderr] Checking congee v0.4.1 [INFO] [stderr] Checking masstree v0.3.9 (/opt/rustwide/workdir) [INFO] [stderr] Checking scc v3.4.9 [INFO] [stderr] Compiling generator v0.8.8 [INFO] [stderr] Compiling alloca v0.4.0 [INFO] [stderr] Checking matchers v0.2.0 [INFO] [stderr] Checking regex v1.12.2 [INFO] [stderr] Checking terminal_size v0.4.3 [INFO] [stderr] Checking tempfile v3.23.0 [INFO] [stderr] Checking clap_builder v4.5.54 [INFO] [stderr] Checking rusty-fork v0.3.1 [INFO] [stderr] Compiling proc-macro-error2 v2.0.1 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling zerocopy-derive v0.8.31 [INFO] [stderr] Compiling tracing-attributes v0.1.31 [INFO] [stderr] Compiling derive_more-impl v2.1.0 [INFO] [stderr] Compiling tracing-test-macro v0.2.5 [INFO] [stderr] Compiling divan-macros v0.1.21 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Checking clap v4.5.54 [INFO] [stderr] Checking divan v0.1.21 [INFO] [stderr] Checking tokio v1.49.0 [INFO] [stderr] Compiling derive_more v2.1.0 [INFO] [stderr] Checking zerocopy v0.8.31 [INFO] [stderr] Checking tracing v0.1.44 [INFO] [stderr] Checking tracing-serde v0.2.0 [INFO] [stderr] Checking ftree v1.3.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Compiling iai-callgrind-macros v0.6.1 [INFO] [stderr] Checking tracing-subscriber v0.3.22 [INFO] [stderr] Checking indexset v0.12.7 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking half v2.7.1 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking rand v0.9.2 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking proptest v1.9.0 [INFO] [stderr] Checking tracing-test v0.2.5 [INFO] [stderr] Checking loom v0.7.2 [INFO] [stderr] Checking criterion v0.8.1 [INFO] [stderr] Checking shuttle v0.8.1 [INFO] [stderr] [INFO] [stderr] thread 'rustc' (1207) 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/tree/unit_tests.rs:51:1: 51:8 (#3654), segments: [PathSegment { ident: #3654, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(13513), style: Outer, span: src/tree/unit_tests.rs:51:1: 51:8 (#3654) } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x71a33662bfa3 - <::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt [INFO] [stderr] 1: 0x71a336c0fb48 - core[75ca2badb63c4514]::fmt::write [INFO] [stderr] 2: 0x71a336642226 - ::write_fmt [INFO] [stderr] 3: 0x71a336601b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x71a33661f833 - std[7d609349af90bec6]::panicking::default_hook [INFO] [stderr] 5: 0x71a33560236a - std[7d609349af90bec6]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x71a33661fb12 - std[7d609349af90bec6]::panicking::panic_with_hook [INFO] [stderr] 7: 0x71a336601c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x71a3365f89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x71a33660372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind [INFO] [stderr] 10: 0x71a333238f9c - core[75ca2badb63c4514]::panicking::panic_fmt [INFO] [stderr] 11: 0x71a3379e0110 - ::token_trees [INFO] [stderr] 12: 0x71a33821c314 - ::fully_expand_fragment [INFO] [stderr] 13: 0x71a3381e65d2 - ::expand_crate [INFO] [stderr] 14: 0x71a3372f0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand [INFO] [stderr] 15: 0x71a337e07658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw [INFO] [stderr] 16: 0x71a337e073cd - rustc_query_impl[8c5349e00d64015e]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 17: 0x71a337e073a7 - >::call_once [INFO] [stderr] 18: 0x71a337decb5f - rustc_query_system[d45be4fb383a0235]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[8c5349e00d64015e]::plumbing::QueryCtxt, false> [INFO] [stderr] 19: 0x71a337dec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 20: 0x71a337f7127b - , 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: 0x71a337e5ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 22: 0x71a337ceac4e - std[7d609349af90bec6]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 23: 0x71a337ceaa20 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[75ca2badb63c4514]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 24: 0x71a337ced138 - ::new::thread_start [INFO] [stderr] 25: 0x71a33188aaa4 - [INFO] [stderr] 26: 0x71a331917a64 - 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-2026-01-09T11_30_02-1156.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 `masstree` (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 masstree --edition=2024 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --warn=unused --warn=rust_2024_compatibility '--warn=clippy::pedantic' '--warn=clippy::nursery' --warn=nonstandard_style --warn=future_incompatible '--warn=clippy::cargo' '--warn=clippy::all' '--warn=clippy::unwrap_used' --warn=unsafe_op_in_unsafe_fn --warn=unexpected_cfgs '--warn=clippy::panic' '--allow=clippy::module_name_repetitions' '--allow=clippy::missing_panics_doc' '--allow=clippy::missing_errors_doc' --deny=missing_docs --warn=missing_debug_implementations '--warn=clippy::indexing_slicing' '--warn=clippy::expect_used' --check-cfg 'cfg(loom)' --check-cfg 'cfg(shuttle)' --test --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bins", "default", "mimalloc", "tracing", "true-inline"))' -C metadata=d9ef3b925641a1ff -C extra-filename=-dbbb2814e61b4a9a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-30751d79791e52e6.rmeta --extern congee=/opt/rustwide/target/debug/deps/libcongee-df24e1017fc63292.rmeta --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-1161126f842104d0.rmeta --extern crossbeam_epoch=/opt/rustwide/target/debug/deps/libcrossbeam_epoch-df884fc986a3360c.rmeta --extern crossbeam_skiplist=/opt/rustwide/target/debug/deps/libcrossbeam_skiplist-11af069ceb18289a.rmeta --extern dashmap=/opt/rustwide/target/debug/deps/libdashmap-7fd837361a8c806a.rmeta --extern divan=/opt/rustwide/target/debug/deps/libdivan-97eed77feb749ed9.rmeta --extern iai_callgrind=/opt/rustwide/target/debug/deps/libiai_callgrind-03cafe4c9976bf28.rmeta --extern indexset=/opt/rustwide/target/debug/deps/libindexset-4dc6fc74f023285a.rmeta --extern loom=/opt/rustwide/target/debug/deps/libloom-49dc2f8b37b05eec.rmeta --extern papaya=/opt/rustwide/target/debug/deps/libpapaya-5da8b73645353feb.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-3d23d719028d2517.rmeta --extern portable_atomic=/opt/rustwide/target/debug/deps/libportable_atomic-7b62faa587c2af0e.rmeta --extern proptest=/opt/rustwide/target/debug/deps/libproptest-abf169bda6be04ac.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-a31f59d95d3894dd.rmeta --extern rand_chacha=/opt/rustwide/target/debug/deps/librand_chacha-5d773b7094c219b6.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-ea8bea11ee6a9fcc.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-0bb3a5e14e8504c6.rmeta --extern scc=/opt/rustwide/target/debug/deps/libscc-f88bf65034b2d0c9.rmeta --extern sdd=/opt/rustwide/target/debug/deps/libsdd-251ff056dc0bd8af.rmeta --extern seize=/opt/rustwide/target/debug/deps/libseize-4ad9f33abb83d284.rmeta --extern shuttle=/opt/rustwide/target/debug/deps/libshuttle-11f684043ca16dcd.rmeta --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-f2154b0bf273423d.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-3af4ca8504bcda81.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-34779bff49f34318.rmeta --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-6b9948c1eee351fc.rmeta --extern tracing_test=/opt/rustwide/target/debug/deps/libtracing_test-0a0a48dc1b58d683.rmeta --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/alloca-e12362251a889fba/out` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "a689292b2e6e5f87199dec582a86a72234e83d83f95c9a0fb1abd7bd1dc44a18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a689292b2e6e5f87199dec582a86a72234e83d83f95c9a0fb1abd7bd1dc44a18", kill_on_drop: false }` [INFO] [stdout] a689292b2e6e5f87199dec582a86a72234e83d83f95c9a0fb1abd7bd1dc44a18