[INFO] fetching crate mailfred 0.1.1... [INFO] checking mailfred-0.1.1 against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727 [INFO] extracting crate mailfred 0.1.1 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate mailfred 0.1.1 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate mailfred 0.1.1 [INFO] tweaked toml for crates.io crate mailfred 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mailfred 0.1.1 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 mailfred 0.1.1 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0eef4413bab33e0bdfb37178bc8d9fbeaac1ff4d56fafd621f0e0450700f3a8b [INFO] running `Command { std: "docker" "start" "-a" "0eef4413bab33e0bdfb37178bc8d9fbeaac1ff4d56fafd621f0e0450700f3a8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0eef4413bab33e0bdfb37178bc8d9fbeaac1ff4d56fafd621f0e0450700f3a8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0eef4413bab33e0bdfb37178bc8d9fbeaac1ff4d56fafd621f0e0450700f3a8b", kill_on_drop: false }` [INFO] [stdout] 0eef4413bab33e0bdfb37178bc8d9fbeaac1ff4d56fafd621f0e0450700f3a8b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ab514fbfaa18033c364acf6e14179417a274f7cab1848c4dd3c618f5c92f0e75 [INFO] running `Command { std: "docker" "start" "-a" "ab514fbfaa18033c364acf6e14179417a274f7cab1848c4dd3c618f5c92f0e75", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling pkg-config v0.3.29 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Checking untrusted v0.9.0 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking tinyvec_macros v0.1.1 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Compiling rustls v0.21.10 [INFO] [stderr] Checking unicode-bidi v0.3.15 [INFO] [stderr] Checking cpufeatures v0.2.12 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking smallvec v1.13.1 [INFO] [stderr] Compiling cc v1.0.85 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Compiling async-trait v0.1.77 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Compiling thiserror v1.0.57 [INFO] [stderr] Compiling serde v1.0.196 [INFO] [stderr] Compiling zstd-safe v5.0.2+zstd.1.5.2 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking idna v0.5.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking inout v0.1.3 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking base64ct v1.6.0 [INFO] [stderr] Checking match_cfg v0.1.0 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Checking deranged v0.3.11 [INFO] [stderr] Checking url v2.5.0 [INFO] [stderr] Checking password-hash v0.4.2 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling ring v0.17.7 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling zstd-sys v2.0.9+zstd.1.5.5 [INFO] [stderr] Compiling openssl-sys v0.9.99 [INFO] [stderr] Compiling bzip2-sys v0.1.11+1.0.8 [INFO] [stderr] Checking hmac v0.12.1 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking cipher v0.4.4 [INFO] [stderr] Checking idna v0.4.0 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling ahash v0.8.8 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking encoding_rs v0.8.33 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking ipnet v2.9.0 [INFO] [stderr] Checking data-encoding v2.5.0 [INFO] [stderr] Compiling serde_json v1.0.113 [INFO] [stderr] Checking ryu v1.0.16 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Checking time-core v0.1.2 [INFO] [stderr] Compiling openssl v0.10.63 [INFO] [stderr] Checking lru-cache v0.1.2 [INFO] [stderr] Checking time v0.3.34 [INFO] [stderr] Checking bzip2 v0.4.4 [INFO] [stderr] Checking resolv-conf v0.7.0 [INFO] [stderr] Checking aes v0.8.3 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking pbkdf2 v0.11.0 [INFO] [stderr] Checking sha1 v0.10.6 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Checking gethostname v0.4.3 [INFO] [stderr] Checking zerocopy v0.7.32 [INFO] [stderr] Checking rustls-pki-types v1.2.0 [INFO] [stderr] Checking bitflags v2.4.2 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking rustls-pemfile v2.0.0 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling serde_derive v1.0.196 [INFO] [stderr] Checking rustls-webpki v0.101.7 [INFO] [stderr] Checking sct v0.7.1 [INFO] [stderr] Checking tokio v1.36.0 [INFO] [stderr] Compiling thiserror-impl v1.0.57 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling enum-as-inner v0.6.0 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling ouroboros_macro v0.15.6 [INFO] [stderr] Checking regex-automata v0.4.5 [INFO] [stderr] Checking mail-builder v0.3.1 [INFO] [stderr] Checking rustls-webpki v0.100.3 [INFO] [stderr] Checking mail-parser v0.9.2 [INFO] [stderr] Checking quick-xml v0.31.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling anyhow v1.0.79 [INFO] [stderr] Checking aliasable v0.1.3 [INFO] [stderr] Checking ouroboros v0.15.6 [INFO] [stderr] Checking chrono v0.4.34 [INFO] [stderr] Checking webpki-roots v0.23.1 [INFO] [stderr] Checking imap-proto v0.16.4 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking regex v1.10.3 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Checking bufstream v0.1.4 [INFO] [stderr] Checking tokio-rustls v0.24.1 [INFO] [stderr] Checking md5 v0.7.0 [INFO] [stderr] Checking base64 v0.20.0 [INFO] [stderr] Checking hickory-proto v0.24.0 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking smtp-proto v0.1.4 [INFO] [stderr] Checking dashmap v5.5.3 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Compiling serial_test_derive v2.0.0 [INFO] [stderr] Checking mail-parser v0.8.2 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking imap v3.0.0-alpha.10 [INFO] [stderr] Checking serial_test v2.0.0 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking zstd v0.11.2+zstd.1.5.2 [INFO] [stderr] Checking zip v0.6.6 [INFO] [stderr] Checking hickory-resolver v0.24.0 [INFO] [stderr] Checking mail-auth v0.3.7 [INFO] [stderr] Checking mail-send v0.4.0 [INFO] [stderr] Checking mailfred v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] [INFO] [stderr] thread 'rustc' (2241) 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/integration_transports.rs:106:1: 106:40 (#14), segments: [PathSegment { ident: #14, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(15), style: Outer, span: tests/integration_transports.rs:106:1: 106:40 (#14) } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7365ec22bfa3 - <::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7365ec80fb48 - core[75ca2badb63c4514]::fmt::write [INFO] [stderr] 2: 0x7365ec242226 - ::write_fmt [INFO] [stderr] 3: 0x7365ec201b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7365ec21f833 - std[7d609349af90bec6]::panicking::default_hook [INFO] [stderr] 5: 0x7365eb20236a - std[7d609349af90bec6]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x7365ec21fb12 - std[7d609349af90bec6]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7365ec201c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7365ec1f89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x7365ec20372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind [INFO] [stderr] 10: 0x7365e8e38f9c - core[75ca2badb63c4514]::panicking::panic_fmt [INFO] [stderr] 11: 0x7365ed5e0110 - ::token_trees [INFO] [stderr] 12: 0x7365ede1c314 - ::fully_expand_fragment [INFO] [stderr] 13: 0x7365edde65d2 - ::expand_crate [INFO] [stderr] 14: 0x7365ecef0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand [INFO] [stderr] 15: 0x7365eda07658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw [INFO] [stderr] 16: 0x7365eda073cd - rustc_query_impl[8c5349e00d64015e]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 17: 0x7365eda073a7 - >::call_once [INFO] [stderr] 18: 0x7365ed9ecb5f - rustc_query_system[d45be4fb383a0235]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[8c5349e00d64015e]::plumbing::QueryCtxt, false> [INFO] [stderr] 19: 0x7365ed9ec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 20: 0x7365edb7127b - , 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: 0x7365eda5ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 22: 0x7365ed8eac4e - std[7d609349af90bec6]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 23: 0x7365ed8eaa20 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[75ca2badb63c4514]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 24: 0x7365ed8ed138 - ::new::thread_start [INFO] [stderr] 25: 0x7365e748aaa4 - [INFO] [stderr] 26: 0x7365e7517a64 - 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_23_40-2236.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 `mailfred` (test "integration_transports") [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/66388cc165a6c4ac98c074dc9f0281ff23528c55/bin/rustc --crate-name integration_transports --edition=2021 tests/integration_transports.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="imap"' --cfg 'feature="smtp"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "full", "imap", "logger", "smtp"))' -C metadata=340239f1891323a2 -C extra-filename=-9aa6410843e34dc6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-cf14085c21e20965.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-df56ef968e623192.so --extern csv=/opt/rustwide/target/debug/deps/libcsv-0f47fadd0867e3ce.rmeta --extern doc_comment=/opt/rustwide/target/debug/deps/libdoc_comment-6cb3d7c74559ca1c.rmeta --extern imap=/opt/rustwide/target/debug/deps/libimap-6d338a59f37243c9.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-475cb7a7aab4de94.rmeta --extern mail_builder=/opt/rustwide/target/debug/deps/libmail_builder-d5d9a8a1674a9f4e.rmeta --extern mail_parser=/opt/rustwide/target/debug/deps/libmail_parser-a42f78b627e36a9f.rmeta --extern mail_send=/opt/rustwide/target/debug/deps/libmail_send-5e9f15c60e84d374.rmeta --extern mailfred=/opt/rustwide/target/debug/deps/libmailfred-821e46901e261ab1.rmeta --extern native_tls=/opt/rustwide/target/debug/deps/libnative_tls-bc0a5989814c3c02.rmeta --extern serial_test=/opt/rustwide/target/debug/deps/libserial_test-06d13d2a1658c843.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-2af46730d05a1ea5.rmeta --extern tokio_rustls=/opt/rustwide/target/debug/deps/libtokio_rustls-b1a30b31c8a23f38.rmeta --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/ring-b844dc4f9e1c0cd2/out -L native=/opt/rustwide/target/debug/build/ring-43c89a9f8f245638/out -L native=/opt/rustwide/target/debug/build/bzip2-sys-c7c8490ef571268b/out/lib -L native=/opt/rustwide/target/debug/build/zstd-sys-8dd6a2f8a2aee9b0/out` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "ab514fbfaa18033c364acf6e14179417a274f7cab1848c4dd3c618f5c92f0e75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab514fbfaa18033c364acf6e14179417a274f7cab1848c4dd3c618f5c92f0e75", kill_on_drop: false }` [INFO] [stdout] ab514fbfaa18033c364acf6e14179417a274f7cab1848c4dd3c618f5c92f0e75