[INFO] fetching crate learnerd 0.3.5... [INFO] checking learnerd-0.3.5 against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727 [INFO] extracting crate learnerd 0.3.5 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate learnerd 0.3.5 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate learnerd 0.3.5 [INFO] tweaked toml for crates.io crate learnerd 0.3.5 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate learnerd 0.3.5 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 learnerd 0.3.5 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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5d59cac49315bdf7bc6693b653b6ec50436c622814369b7ee1ab80b76e9a2cd6 [INFO] running `Command { std: "docker" "start" "-a" "5d59cac49315bdf7bc6693b653b6ec50436c622814369b7ee1ab80b76e9a2cd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d59cac49315bdf7bc6693b653b6ec50436c622814369b7ee1ab80b76e9a2cd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d59cac49315bdf7bc6693b653b6ec50436c622814369b7ee1ab80b76e9a2cd6", kill_on_drop: false }` [INFO] [stdout] 5d59cac49315bdf7bc6693b653b6ec50436c622814369b7ee1ab80b76e9a2cd6 [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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51c8055b7e4d79caf80fa017799200cf5debd35ec5adfeac1cdd0b175337336e [INFO] running `Command { std: "docker" "start" "-a" "51c8055b7e4d79caf80fa017799200cf5debd35ec5adfeac1cdd0b175337336e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.164 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Compiling serde v1.0.215 [INFO] [stderr] Checking itoa v1.0.13 [INFO] [stderr] Compiling cc v1.2.1 [INFO] [stderr] Checking bytes v1.8.0 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling syn v2.0.89 [INFO] [stderr] Checking rustls-pki-types v1.10.0 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling httparse v1.9.5 [INFO] [stderr] Checking generic-array v0.14.7 [INFO] [stderr] Compiling rustls v0.23.18 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking hashbrown v0.15.1 [INFO] [stderr] Compiling rustix v0.38.41 [INFO] [stderr] Checking miniz_oxide v0.8.0 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Checking crossbeam-channel v0.5.13 [INFO] [stderr] Checking fallible-iterator v0.3.0 [INFO] [stderr] Checking webpki-roots v0.26.7 [INFO] [stderr] Checking fallible-streaming-iterator v0.1.9 [INFO] [stderr] Checking winnow v0.6.20 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Checking flate2 v1.0.35 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking http v1.1.0 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking regex-automata v0.4.8 [INFO] [stderr] Checking rustls-pemfile v2.2.0 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking sync_wrapper v1.0.2 [INFO] [stderr] Checking ipnet v2.10.1 [INFO] [stderr] Checking fastrand v2.2.0 [INFO] [stderr] Checking indexmap v2.6.0 [INFO] [stderr] Checking weezl v0.1.8 [INFO] [stderr] Checking md-5 v0.10.6 [INFO] [stderr] Checking hashlink v0.9.1 [INFO] [stderr] Checking sdd v3.0.4 [INFO] [stderr] Checking http-body v1.0.1 [INFO] [stderr] Compiling ring v0.17.8 [INFO] [stderr] Compiling libsqlite3-sys v0.30.1 [INFO] [stderr] Checking scc v2.2.5 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking mio v1.0.2 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking dirs-sys v0.4.1 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking dirs v5.0.1 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking tempfile v3.14.0 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking bstr v1.11.0 [INFO] [stderr] Checking predicates v3.1.2 [INFO] [stderr] Checking assert_cmd v2.0.16 [INFO] [stderr] Compiling synstructure v0.13.1 [INFO] [stderr] Compiling zerofrom-derive v0.1.5 [INFO] [stderr] Compiling yoke-derive v0.7.5 [INFO] [stderr] Compiling serde_derive v1.0.215 [INFO] [stderr] Compiling zerovec-derive v0.10.3 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling icu_provider_macros v1.5.0 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling thiserror-impl v2.0.3 [INFO] [stderr] Compiling clap_derive v4.5.18 [INFO] [stderr] Compiling async-trait v0.1.83 [INFO] [stderr] Compiling serial_test_derive v3.2.0 [INFO] [stderr] Checking rustls-webpki v0.102.8 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking tokio v1.41.1 [INFO] [stderr] Checking thiserror v2.0.3 [INFO] [stderr] Checking thiserror v1.0.69 [INFO] [stderr] Checking zerofrom v0.1.5 [INFO] [stderr] Checking dialoguer v0.11.0 [INFO] [stderr] Checking yoke v0.7.5 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking clap v4.5.21 [INFO] [stderr] Checking clap_complete v4.5.38 [INFO] [stderr] Checking zerovec v0.10.4 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking tinystr v0.7.6 [INFO] [stderr] Checking icu_collections v1.5.0 [INFO] [stderr] Checking icu_locid v1.5.0 [INFO] [stderr] Checking tracing-appender v0.2.3 [INFO] [stderr] Checking icu_provider v1.5.0 [INFO] [stderr] Checking icu_locid_transform v1.5.0 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking http-body-util v0.1.2 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking serial_test v3.2.0 [INFO] [stderr] Checking icu_properties v1.5.1 [INFO] [stderr] Checking hyper v1.5.1 [INFO] [stderr] Checking tokio-rustls v0.26.0 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking serde_spanned v0.6.8 [INFO] [stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking serde_json v1.0.133 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking quick-xml v0.37.1 [INFO] [stderr] Checking toml_edit v0.22.22 [INFO] [stderr] Checking hyper-util v0.1.10 [INFO] [stderr] Checking icu_normalizer v1.5.0 [INFO] [stderr] Checking hyper-rustls v0.27.3 [INFO] [stderr] Checking rusqlite v0.32.1 [INFO] [stderr] Checking lopdf v0.34.0 [INFO] [stderr] Checking idna_adapter v1.2.0 [INFO] [stderr] Checking idna v1.0.3 [INFO] [stderr] Checking url v2.5.4 [INFO] [stderr] Checking toml v0.8.19 [INFO] [stderr] Checking tokio-rusqlite v0.6.0 [INFO] [stderr] Checking reqwest v0.12.9 [INFO] [stderr] Checking learner v0.8.6 [INFO] [stderr] Checking learnerd v0.3.5 (/opt/rustwide/workdir) [INFO] [stderr] [INFO] [stderr] thread 'rustc' (1524) 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/cli.rs:23:1: 23:8 (#8), segments: [PathSegment { ident: #8, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(11), style: Outer, span: tests/cli.rs:23:1: 23:8 (#8) } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7cf0a182bfa3 - <::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7cf0a1e0fb48 - core[75ca2badb63c4514]::fmt::write [INFO] [stderr] 2: 0x7cf0a1842226 - ::write_fmt [INFO] [stderr] 3: 0x7cf0a1801b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7cf0a181f833 - std[7d609349af90bec6]::panicking::default_hook [INFO] [stderr] 5: 0x7cf0a080236a - std[7d609349af90bec6]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x7cf0a181fb12 - std[7d609349af90bec6]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7cf0a1801c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7cf0a17f89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x7cf0a180372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind [INFO] [stderr] 10: 0x7cf09e438f9c - core[75ca2badb63c4514]::panicking::panic_fmt [INFO] [stderr] 11: 0x7cf0a2be0110 - ::token_trees [INFO] [stderr] 12: 0x7cf0a341c314 - ::fully_expand_fragment [INFO] [stderr] 13: 0x7cf0a33e65d2 - ::expand_crate [INFO] [stderr] 14: 0x7cf0a24f0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand [INFO] [stderr] 15: 0x7cf0a3007658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw [INFO] [stderr] 16: 0x7cf0a30073cd - rustc_query_impl[8c5349e00d64015e]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 17: 0x7cf0a30073a7 - >::call_once [INFO] [stderr] 18: 0x7cf0a2fecb5f - rustc_query_system[d45be4fb383a0235]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[8c5349e00d64015e]::plumbing::QueryCtxt, false> [INFO] [stderr] 19: 0x7cf0a2fec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 20: 0x7cf0a317127b - , 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: 0x7cf0a305ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 22: 0x7cf0a2eeac4e - std[7d609349af90bec6]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 23: 0x7cf0a2eeaa20 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[75ca2badb63c4514]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 24: 0x7cf0a2eed138 - ::new::thread_start [INFO] [stderr] 25: 0x7cf09ca8aaa4 - [INFO] [stderr] 26: 0x7cf09cb17a64 - 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_02_33-1518.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 `learnerd` (test "cli") [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/66388cc165a6c4ac98c074dc9f0281ff23528c55/bin/rustc --crate-name cli --edition=2021 tests/cli.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"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "tui"))' -C metadata=c4444c0877d18650 -C extra-filename=-4e97541522c9886d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-e27c523e4ba18ad9.rmeta --extern assert_cmd=/opt/rustwide/target/debug/deps/libassert_cmd-79f63bcb85b30f7d.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-27377df89a76b7ff.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-74da40f0963ab659.rmeta --extern clap_complete=/opt/rustwide/target/debug/deps/libclap_complete-26186329681bd9c9.rmeta --extern console=/opt/rustwide/target/debug/deps/libconsole-58ab274c9cbf9bb6.rmeta --extern dialoguer=/opt/rustwide/target/debug/deps/libdialoguer-6087527c91a93585.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-89462d437e8c89f8.rmeta --extern learner=/opt/rustwide/target/debug/deps/liblearner-85af37c4ce2f746b.rmeta --extern nix=/opt/rustwide/target/debug/deps/libnix-f65bfcc583fce340.rmeta --extern predicates=/opt/rustwide/target/debug/deps/libpredicates-d1ed538993da34fc.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-2856ea52840f0f6c.rmeta --extern serial_test=/opt/rustwide/target/debug/deps/libserial_test-0a08b414e5fd54e2.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-978fe1625a9e9f20.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-60a9997cad50b0c9.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-70eacab76a44b22d.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-6021882066637d44.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-81a71faad253e783.rmeta --extern tracing_appender=/opt/rustwide/target/debug/deps/libtracing_appender-c48318069739be8e.rmeta --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-10a9346d30fad61b.rmeta --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/ring-16e44ca03866de27/out -L native=/opt/rustwide/target/debug/build/libsqlite3-sys-bd80453f7773fd11/out` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused import: `arg` [INFO] [stdout] --> src/commands/mod.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 59 | use clap::{arg, Args}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `arg` [INFO] [stdout] --> src/commands/mod.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 59 | use clap::{arg, Args}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "51c8055b7e4d79caf80fa017799200cf5debd35ec5adfeac1cdd0b175337336e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51c8055b7e4d79caf80fa017799200cf5debd35ec5adfeac1cdd0b175337336e", kill_on_drop: false }` [INFO] [stdout] 51c8055b7e4d79caf80fa017799200cf5debd35ec5adfeac1cdd0b175337336e