[INFO] fetching crate foundation_core 0.0.2... [INFO] checking foundation_core-0.0.2 against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727 [INFO] extracting crate foundation_core 0.0.2 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate foundation_core 0.0.2 [INFO] finished tweaking crates.io crate foundation_core 0.0.2 [INFO] tweaked toml for crates.io crate foundation_core 0.0.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate foundation_core 0.0.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 215 packages to latest compatible versions [INFO] [stderr] Adding derive_more v1.0.0 (available: v2.1.1) [INFO] [stderr] Adding generic-array v0.14.7 (available: v0.14.9) [INFO] [stderr] Adding reqwest v0.12.28 (available: v0.13.1) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [INFO] [stderr] Adding toml v0.8.23 (available: v0.9.10+spec-1.1.0) [INFO] [stderr] Adding toml_datetime v0.6.11 (available: v0.7.5+spec-1.1.0) [INFO] [stderr] Adding url v1.7.2 (available: v2.5.8) [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] 9f89d35ee89a72b1153a3d63fd926fa06994f53fba97a670b05f2e3222a6dbcf [INFO] running `Command { std: "docker" "start" "-a" "9f89d35ee89a72b1153a3d63fd926fa06994f53fba97a670b05f2e3222a6dbcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9f89d35ee89a72b1153a3d63fd926fa06994f53fba97a670b05f2e3222a6dbcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f89d35ee89a72b1153a3d63fd926fa06994f53fba97a670b05f2e3222a6dbcf", kill_on_drop: false }` [INFO] [stdout] 9f89d35ee89a72b1153a3d63fd926fa06994f53fba97a670b05f2e3222a6dbcf [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] fb439ae439fe9a77aaadfbff849d454b4efaa94ada9eed73fd9f2f23dbb2963e [INFO] running `Command { std: "docker" "start" "-a" "fb439ae439fe9a77aaadfbff849d454b4efaa94ada9eed73fd9f2f23dbb2963e", kill_on_drop: false }` [INFO] [stderr] Checking http v1.4.0 [INFO] [stderr] Checking tracing v0.1.44 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Compiling digest v0.10.7 [INFO] [stderr] Checking icu_normalizer v2.1.1 [INFO] [stderr] Checking serde_spanned v0.6.9 [INFO] [stderr] Checking sha2 v0.10.9 [INFO] [stderr] Checking toml_datetime v0.6.11 [INFO] [stderr] Compiling serde_yml v0.0.12 [INFO] [stderr] Checking winnow v0.7.14 [INFO] [stderr] Checking openssl v0.10.75 [INFO] [stderr] Compiling derive_more-impl v1.0.0 [INFO] [stderr] Checking idna_adapter v1.2.1 [INFO] [stderr] Compiling rust-embed-utils v8.9.0 [INFO] [stderr] Checking idna v1.1.0 [INFO] [stderr] Compiling rust-embed-impl v8.9.0 [INFO] [stderr] Checking libyml v0.0.5 [INFO] [stderr] Checking iri-string v0.7.10 [INFO] [stderr] Checking http-body v1.0.1 [INFO] [stderr] Checking h2 v0.4.13 [INFO] [stderr] Checking http-body-util v0.1.3 [INFO] [stderr] Checking tracing-subscriber v0.3.22 [INFO] [stderr] Checking rust-embed v8.9.0 [INFO] [stderr] Checking toml_edit v0.22.27 [INFO] [stderr] Checking url v2.5.8 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Compiling tracing-test-macro v0.2.5 [INFO] [stderr] Checking native-tls v0.2.14 [INFO] [stderr] Checking derive_more v1.0.0 [INFO] [stderr] Checking tracing-test v0.2.5 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking tower v0.5.2 [INFO] [stderr] Checking toml v0.8.23 [INFO] [stderr] Checking tower-http v0.6.8 [INFO] [stderr] Checking hyper v1.8.1 [INFO] [stderr] Checking foundation_core v0.0.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking hyper-util v0.1.19 [INFO] [stdout] warning: useless assignment of variable of type `usize` to itself [INFO] [stdout] --> src/io/ubytes/mod.rs:436:9 [INFO] [stdout] | [INFO] [stdout] 436 | until_pos = until_pos; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/io/mem/memory.rs:312:21 [INFO] [stdout] | [INFO] [stdout] 312 | pub fn drain(&mut self, range: R) -> Drain [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 312 | pub fn drain(&mut self, range: R) -> Drain<'_, T> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/io/mem/primitives.rs:110:22 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn opt_slice(&self, range: Option) -> Option { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 110 | pub fn opt_slice(&self, range: Option) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking hyper-tls v0.6.0 [INFO] [stderr] Checking reqwest v0.12.28 [INFO] [stderr] [INFO] [stderr] thread 'rustc' (343) 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/wire/tcp/server.rs:271:5: 271:12 (#1265), segments: [PathSegment { ident: #1265, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(1387), style: Outer, span: src/wire/tcp/server.rs:271:5: 271:12 (#1265) } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7ade7622bfa3 - <::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7ade7680fb48 - core[75ca2badb63c4514]::fmt::write [INFO] [stderr] 2: 0x7ade76242226 - ::write_fmt [INFO] [stderr] 3: 0x7ade76201b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7ade7621f833 - std[7d609349af90bec6]::panicking::default_hook [INFO] [stderr] 5: 0x7ade7520236a - std[7d609349af90bec6]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x7ade7621fb12 - std[7d609349af90bec6]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7ade76201c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7ade761f89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x7ade7620372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind [INFO] [stderr] 10: 0x7ade72e38f9c - core[75ca2badb63c4514]::panicking::panic_fmt [INFO] [stderr] 11: 0x7ade775e0110 - ::token_trees [INFO] [stderr] 12: 0x7ade77e1c314 - ::fully_expand_fragment [INFO] [stderr] 13: 0x7ade77de65d2 - ::expand_crate [INFO] [stderr] 14: 0x7ade76ef0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand [INFO] [stderr] 15: 0x7ade77a07658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw [INFO] [stderr] 16: 0x7ade77a073cd - rustc_query_impl[8c5349e00d64015e]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 17: 0x7ade77a073a7 - >::call_once [INFO] [stderr] 18: 0x7ade779ecb5f - rustc_query_system[d45be4fb383a0235]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[8c5349e00d64015e]::plumbing::QueryCtxt, false> [INFO] [stderr] 19: 0x7ade779ec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 20: 0x7ade77b7127b - , 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: 0x7ade77a5ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 22: 0x7ade778eac4e - std[7d609349af90bec6]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 23: 0x7ade778eaa20 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[75ca2badb63c4514]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 24: 0x7ade778ed138 - ::new::thread_start [INFO] [stderr] 25: 0x7ade7148aaa4 - [INFO] [stderr] 26: 0x7ade71517a64 - 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-2026-01-08T18_58_07-341.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 `foundation_core` (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 foundation_core --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 '--warn=clippy::pedantic' '--allow=clippy::no-effect-underscore-binding' '--allow=clippy::must_use_candidate' '--allow=clippy::module_name_repetitions' '--allow=clippy::missing_panics_doc' '--allow=clippy::missing_errors_doc' '--allow=clippy::items-after-statements' '--allow=clippy::blocks_in_conditions' --test --cfg 'feature="default"' --cfg 'feature="native-tls"' --cfg 'feature="native-tls-crate"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("debug_trace", "default", "native-tls", "native-tls-crate", "native-tls-vendored", "nightly"))' -C metadata=01a65891d2f77f83 -C extra-filename=-57d467ba1aac705b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-5cf73cd768c5f646.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-dbd3553eebb806db.so --extern derive_more=/opt/rustwide/target/debug/deps/libderive_more-6991054f940aad1d.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-7c3b23e851763d6f.rmeta --extern native_tls_crate=/opt/rustwide/target/debug/deps/libnative_tls-0b7ee6a3b41e99c0.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-a8ce60b0b51564fd.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-a4a211cd5e5c90ca.rmeta --extern rust_embed=/opt/rustwide/target/debug/deps/librust_embed-4a3c22cece8ca441.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-3ef0b9e838943e94.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-00109e5346a5257b.rmeta --extern serde_yml=/opt/rustwide/target/debug/deps/libserde_yml-75f2a576e8783f30.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-2f5cbc61f9664e48.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-75833c08b4122620.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-86debe0561acfe20.rmeta --extern toml_datetime=/opt/rustwide/target/debug/deps/libtoml_datetime-695f0e7be0968f65.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-3e861211c0d74722.rmeta --extern tracing_test=/opt/rustwide/target/debug/deps/libtracing_test-d834995c52bd0882.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-b30a6b030011fea2.rmeta --cap-lints=forbid` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "fb439ae439fe9a77aaadfbff849d454b4efaa94ada9eed73fd9f2f23dbb2963e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb439ae439fe9a77aaadfbff849d454b4efaa94ada9eed73fd9f2f23dbb2963e", kill_on_drop: false }` [INFO] [stdout] fb439ae439fe9a77aaadfbff849d454b4efaa94ada9eed73fd9f2f23dbb2963e