[INFO] cloning repository https://github.com/mboersma/rustconf24.goodturing [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mboersma/rustconf24.goodturing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmboersma%2Frustconf24.goodturing", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmboersma%2Frustconf24.goodturing'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8d657320620fd81077bd473aad3e2e5a2098f079 [INFO] checking mboersma/rustconf24.goodturing against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmboersma%2Frustconf24.goodturing" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/mboersma/rustconf24.goodturing [INFO] finished tweaking git repo https://github.com/mboersma/rustconf24.goodturing [INFO] tweaked toml for git repo https://github.com/mboersma/rustconf24.goodturing written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mboersma/rustconf24.goodturing 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/mboersma/rustconf24.goodturing 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-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] b8901435d06324463e1d64bae473c38cfee97ae637c2ad5e18fb478861c9f51e [INFO] running `Command { std: "docker" "start" "-a" "b8901435d06324463e1d64bae473c38cfee97ae637c2ad5e18fb478861c9f51e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b8901435d06324463e1d64bae473c38cfee97ae637c2ad5e18fb478861c9f51e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8901435d06324463e1d64bae473c38cfee97ae637c2ad5e18fb478861c9f51e", kill_on_drop: false }` [INFO] [stdout] b8901435d06324463e1d64bae473c38cfee97ae637c2ad5e18fb478861c9f51e [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] f8472af1b38183f197c22e7bedc4037372c4c1ef3264a09e4c586739fe93b34e [INFO] running `Command { std: "docker" "start" "-a" "f8472af1b38183f197c22e7bedc4037372c4c1ef3264a09e4c586739fe93b34e", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.93 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling bumpalo v3.16.0 [INFO] [stderr] Compiling wasm-bindgen v0.2.93 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling regex-syntax v0.8.4 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.93 [INFO] [stderr] Compiling wasm-bindgen-test-macro v0.3.43 [INFO] [stderr] Checking regex v1.10.5 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.93 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.93 [INFO] [stderr] Compiling lazy-regex-proc_macros v3.1.0 [INFO] [stderr] Checking lazy-regex v3.1.0 [INFO] [stderr] Checking js-sys v0.3.70 [INFO] [stderr] Checking console_error_panic_hook v0.1.7 [INFO] [stderr] Checking good-turing v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `wasm_bindgen_unstable_test_coverage` [INFO] [stdout] --> src/lib.rs:44:1 [INFO] [stdout] | [INFO] [stdout] 44 | #[wasm_bindgen] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `wasm_bindgen` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the attribute macro `wasm_bindgen` may come from an old version of the `wasm_bindgen_macro` crate, try updating your dependency with `cargo update -p wasm_bindgen_macro` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the attribute macro `wasm_bindgen` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `env` and `fs::File` [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | env, [INFO] [stdout] | ^^^ [INFO] [stdout] 6 | fs::File, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking wasm-bindgen-futures v0.4.43 [INFO] [stderr] Checking wasm-bindgen-test v0.3.43 [INFO] [stderr] [INFO] [stderr] thread 'rustc' (413) 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/lib.rs:84:5: 84:12 (#22), segments: [PathSegment { ident: #22, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(30), style: Outer, span: src/lib.rs:84:5: 84:12 (#22) } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7d99aae2bfa3 - <::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7d99ab40fb48 - core[75ca2badb63c4514]::fmt::write [INFO] [stderr] 2: 0x7d99aae42226 - ::write_fmt [INFO] [stderr] 3: 0x7d99aae01b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7d99aae1f833 - std[7d609349af90bec6]::panicking::default_hook [INFO] [stderr] 5: 0x7d99a9e0236a - std[7d609349af90bec6]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x7d99aae1fb12 - std[7d609349af90bec6]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7d99aae01c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7d99aadf89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x7d99aae0372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind [INFO] [stderr] 10: 0x7d99a7a38f9c - core[75ca2badb63c4514]::panicking::panic_fmt [INFO] [stderr] 11: 0x7d99ac1e0110 - ::token_trees [INFO] [stderr] 12: 0x7d99aca1c314 - ::fully_expand_fragment [INFO] [stderr] 13: 0x7d99ac9e65d2 - ::expand_crate [INFO] [stderr] 14: 0x7d99abaf0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand [INFO] [stderr] 15: 0x7d99ac607658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw [INFO] [stderr] 16: 0x7d99ac6073cd - rustc_query_impl[8c5349e00d64015e]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 17: 0x7d99ac6073a7 - >::call_once [INFO] [stderr] 18: 0x7d99ac5ecb5f - rustc_query_system[d45be4fb383a0235]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[8c5349e00d64015e]::plumbing::QueryCtxt, false> [INFO] [stderr] 19: 0x7d99ac5ec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 20: 0x7d99ac77127b - , 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: 0x7d99ac65ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 22: 0x7d99ac4eac4e - std[7d609349af90bec6]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 23: 0x7d99ac4eaa20 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[75ca2badb63c4514]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 24: 0x7d99ac4ed138 - ::new::thread_start [INFO] [stderr] 25: 0x7d99a608aaa4 - [INFO] [stderr] 26: 0x7d99a6117a64 - 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-2026-01-09T18_24_36-411.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 `good-turing` (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 good_turing --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 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=491c9953ab3d87bf -C extra-filename=-625ff094e7f0c043 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern lazy_regex=/opt/rustwide/target/debug/deps/liblazy_regex-aa3dbdd828722d23.rmeta --extern wasm_bindgen=/opt/rustwide/target/debug/deps/libwasm_bindgen-e787807b8064593b.rmeta --extern wasm_bindgen_test=/opt/rustwide/target/debug/deps/libwasm_bindgen_test-afdd662068af2ca2.rmeta --cap-lints=forbid` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "f8472af1b38183f197c22e7bedc4037372c4c1ef3264a09e4c586739fe93b34e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8472af1b38183f197c22e7bedc4037372c4c1ef3264a09e4c586739fe93b34e", kill_on_drop: false }` [INFO] [stdout] f8472af1b38183f197c22e7bedc4037372c4c1ef3264a09e4c586739fe93b34e