[INFO] fetching crate dotenv-vault 0.1.2... [INFO] checking dotenv-vault-0.1.2 against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727 [INFO] extracting crate dotenv-vault 0.1.2 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate dotenv-vault 0.1.2 [INFO] finished tweaking crates.io crate dotenv-vault 0.1.2 [INFO] tweaked toml for crates.io crate dotenv-vault 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate dotenv-vault 0.1.2 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] crate crates.io crate dotenv-vault 0.1.2 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b1e0c77b4017285f66d75b95378f0906f683ac58d9bff055188c4044a22738b8 [INFO] running `Command { std: "docker" "start" "-a" "b1e0c77b4017285f66d75b95378f0906f683ac58d9bff055188c4044a22738b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b1e0c77b4017285f66d75b95378f0906f683ac58d9bff055188c4044a22738b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1e0c77b4017285f66d75b95378f0906f683ac58d9bff055188c4044a22738b8", kill_on_drop: false }` [INFO] [stdout] b1e0c77b4017285f66d75b95378f0906f683ac58d9bff055188c4044a22738b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 767a9c79a6467f689cbe0afd2d34a178d768ac11ef9bc2c87f0e5f75817332e3 [INFO] running `Command { std: "docker" "start" "-a" "767a9c79a6467f689cbe0afd2d34a178d768ac11ef9bc2c87f0e5f75817332e3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.154 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking cpufeatures v0.2.12 [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking unicode-normalization v0.1.23 [INFO] [stderr] Checking predicates-core v1.0.6 [INFO] [stderr] Checking unicode-bidi v0.3.15 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Compiling syn v2.0.63 [INFO] [stderr] Checking termtree v0.4.1 [INFO] [stderr] Compiling assert_cmd v2.0.14 [INFO] [stderr] Checking sdd v0.2.0 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking predicates v3.1.0 [INFO] [stderr] Checking predicates-tree v1.0.9 [INFO] [stderr] Checking scc v2.1.1 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking idna v0.5.0 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking url v2.5.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking parking_lot v0.12.2 [INFO] [stderr] Checking bstr v1.9.1 [INFO] [stderr] Checking generic-array v0.14.7 [INFO] [stderr] Checking tempfile v3.10.1 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking inout v0.1.3 [INFO] [stderr] Checking universal-hash v0.5.1 [INFO] [stderr] Checking aead v0.5.2 [INFO] [stderr] Checking cipher v0.4.4 [INFO] [stderr] Checking polyval v0.6.2 [INFO] [stderr] Checking ghash v0.5.1 [INFO] [stderr] Checking ctr v0.9.2 [INFO] [stderr] Checking aes v0.8.4 [INFO] [stderr] Checking aes-gcm v0.10.3 [INFO] [stderr] Checking dotenv-vault v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Compiling serial_test_derive v3.1.1 [INFO] [stderr] Checking serial_test v3.1.1 [INFO] [stderr] [INFO] [stderr] thread 'rustc' (456) 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/vault.rs:188:5: 188:12 (#44), segments: [PathSegment { ident: #44, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(115), style: Outer, span: src/vault.rs:188:5: 188:12 (#44) } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x779fd982bfa3 - <::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt [INFO] [stderr] 1: 0x779fd9e0fb48 - core[75ca2badb63c4514]::fmt::write [INFO] [stderr] 2: 0x779fd9842226 - ::write_fmt [INFO] [stderr] 3: 0x779fd9801b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x779fd981f833 - std[7d609349af90bec6]::panicking::default_hook [INFO] [stderr] 5: 0x779fd880236a - std[7d609349af90bec6]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x779fd981fb12 - std[7d609349af90bec6]::panicking::panic_with_hook [INFO] [stderr] 7: 0x779fd9801c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x779fd97f89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x779fd980372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind [INFO] [stderr] 10: 0x779fd6438f9c - core[75ca2badb63c4514]::panicking::panic_fmt [INFO] [stderr] 11: 0x779fdabe0110 - ::token_trees [INFO] [stderr] 12: 0x779fdb41c314 - ::fully_expand_fragment [INFO] [stderr] 13: 0x779fdb3e65d2 - ::expand_crate [INFO] [stderr] 14: 0x779fda4f0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand [INFO] [stderr] 15: 0x779fdb007658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw [INFO] [stderr] 16: 0x779fdb0073cd - rustc_query_impl[8c5349e00d64015e]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 17: 0x779fdb0073a7 - >::call_once [INFO] [stderr] 18: 0x779fdafecb5f - rustc_query_system[d45be4fb383a0235]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[8c5349e00d64015e]::plumbing::QueryCtxt, false> [INFO] [stderr] 19: 0x779fdafec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 20: 0x779fdb17127b - , 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: 0x779fdb05ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 22: 0x779fdaeeac4e - std[7d609349af90bec6]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 23: 0x779fdaeeaa20 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[75ca2badb63c4514]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 24: 0x779fdaeed138 - ::new::thread_start [INFO] [stderr] 25: 0x779fd4a8aaa4 - [INFO] [stderr] 26: 0x779fd4b17a64 - 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_26_07-451.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 `dotenv-vault` (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 dotenv_vault --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 --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("cli", "default"))' -C metadata=8e9d509b833f43cd -C extra-filename=-23747433ab0fb810 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aes_gcm=/opt/rustwide/target/debug/deps/libaes_gcm-4dd5d507998cb8e8.rmeta --extern assert_cmd=/opt/rustwide/target/debug/deps/libassert_cmd-d3826b4ccb5ef107.rmeta --extern base64=/opt/rustwide/target/debug/deps/libbase64-d8aec028dea2d277.rmeta --extern dotenvy=/opt/rustwide/target/debug/deps/libdotenvy-9e536007c79e99aa.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-4852862d92867e36.rmeta --extern serial_test=/opt/rustwide/target/debug/deps/libserial_test-a9376413e853c0ef.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-a28fed7fcfdef5fb.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-4a31bec3cc73dd5b.rmeta --cap-lints=forbid` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "767a9c79a6467f689cbe0afd2d34a178d768ac11ef9bc2c87f0e5f75817332e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "767a9c79a6467f689cbe0afd2d34a178d768ac11ef9bc2c87f0e5f75817332e3", kill_on_drop: false }` [INFO] [stdout] 767a9c79a6467f689cbe0afd2d34a178d768ac11ef9bc2c87f0e5f75817332e3