[INFO] cloning repository https://github.com/hurenkam/ezkvm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hurenkam/ezkvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhurenkam%2Fezkvm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhurenkam%2Fezkvm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9758ea8706efa7e319cf3ba0436d6a3af090857d [INFO] checking hurenkam/ezkvm against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhurenkam%2Fezkvm" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/hurenkam/ezkvm [INFO] finished tweaking git repo https://github.com/hurenkam/ezkvm [INFO] tweaked toml for git repo https://github.com/hurenkam/ezkvm written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/hurenkam/ezkvm 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/hurenkam/ezkvm 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] [stderr] warning: version requirement `0.9.34+deprecated` for dependency `serde_yaml` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f25c556cbfc51144012e6fa85df37f583e39cd37d724b961a8c3b339a279226f [INFO] running `Command { std: "docker" "start" "-a" "f25c556cbfc51144012e6fa85df37f583e39cd37d724b961a8c3b339a279226f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f25c556cbfc51144012e6fa85df37f583e39cd37d724b961a8c3b339a279226f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f25c556cbfc51144012e6fa85df37f583e39cd37d724b961a8c3b339a279226f", kill_on_drop: false }` [INFO] [stdout] f25c556cbfc51144012e6fa85df37f583e39cd37d724b961a8c3b339a279226f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 325bc13bd6390bed21d63b10083c77d3960b249247bd076e4f48ed5e370b4e0c [INFO] running `Command { std: "docker" "start" "-a" "325bc13bd6390bed21d63b10083c77d3960b249247bd076e4f48ed5e370b4e0c", kill_on_drop: false }` [INFO] [stderr] warning: version requirement `0.9.34+deprecated` for dependency `serde_yaml` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Compiling serde v1.0.217 [INFO] [stderr] Checking pin-project-lite v0.2.15 [INFO] [stderr] Compiling typeid v1.0.2 [INFO] [stderr] Checking indexmap v2.7.0 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling mockall_derive v0.13.1 [INFO] [stderr] Checking predicates-core v1.0.9 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Compiling rustix v0.38.43 [INFO] [stderr] Checking anstream v0.6.18 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Checking winnow v0.6.20 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking termtree v0.5.1 [INFO] [stderr] Checking sdd v3.0.5 [INFO] [stderr] Compiling serde_json v1.0.137 [INFO] [stderr] Checking predicates v3.1.3 [INFO] [stderr] Checking predicates-tree v1.0.12 [INFO] [stderr] Checking fragile v2.0.0 [INFO] [stderr] Checking inventory v0.3.16 [INFO] [stderr] Checking downcast v0.11.0 [INFO] [stderr] Checking colored v2.2.0 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking home v0.5.9 [INFO] [stderr] Checking scc v2.3.0 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Checking chrono v0.4.39 [INFO] [stderr] Compiling syn v2.0.93 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking socket2 v0.5.8 [INFO] [stderr] Checking mio v1.0.3 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking env_filter v0.1.3 [INFO] [stderr] Checking tempfile v3.15.0 [INFO] [stderr] Checking env_logger v0.11.6 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Compiling serde_derive v1.0.217 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling serial_test_derive v3.2.0 [INFO] [stderr] Compiling test-log-macros v0.2.17 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling typetag-impl v0.2.19 [INFO] [stderr] Compiling derive-getters v0.5.0 [INFO] [stderr] Compiling derive-new v0.7.0 [INFO] [stderr] Compiling mockall_double v0.3.1 [INFO] [stderr] Checking test-log v0.2.17 [INFO] [stderr] Checking serial_test v3.2.0 [INFO] [stderr] Checking tokio v1.42.0 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking mockall v0.13.1 [INFO] [stderr] Checking serde_spanned v0.6.8 [INFO] [stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking erased-serde v0.4.5 [INFO] [stderr] Checking serde_yaml v0.9.34+deprecated [INFO] [stderr] Checking toml_edit v0.22.22 [INFO] [stderr] Checking typetag v0.2.19 [INFO] [stderr] Checking toml v0.8.19 [INFO] [stderr] Checking ezkvm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] [INFO] [stderr] thread 'rustc' (983) 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/resource/lock.rs:60:5: 60:12 (#603), segments: [PathSegment { ident: #603, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(1649), style: Outer, span: src/resource/lock.rs:60:5: 60:12 (#603) } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7e44ed02bfa3 - <::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7e44ed60fb48 - core[75ca2badb63c4514]::fmt::write [INFO] [stderr] 2: 0x7e44ed042226 - ::write_fmt [INFO] [stderr] 3: 0x7e44ed001b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7e44ed01f833 - std[7d609349af90bec6]::panicking::default_hook [INFO] [stderr] 5: 0x7e44ec00236a - std[7d609349af90bec6]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x7e44ed01fb12 - std[7d609349af90bec6]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7e44ed001c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7e44ecff89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x7e44ed00372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind [INFO] [stderr] 10: 0x7e44e9c38f9c - core[75ca2badb63c4514]::panicking::panic_fmt [INFO] [stderr] 11: 0x7e44ee3e0110 - ::token_trees [INFO] [stderr] 12: 0x7e44eec1c314 - ::fully_expand_fragment [INFO] [stderr] 13: 0x7e44eebe65d2 - ::expand_crate [INFO] [stderr] 14: 0x7e44edcf0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand [INFO] [stderr] 15: 0x7e44ee807658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw [INFO] [stderr] 16: 0x7e44ee8073cd - rustc_query_impl[8c5349e00d64015e]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 17: 0x7e44ee8073a7 - >::call_once [INFO] [stderr] 18: 0x7e44ee7ecb5f - rustc_query_system[d45be4fb383a0235]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[8c5349e00d64015e]::plumbing::QueryCtxt, false> [INFO] [stderr] 19: 0x7e44ee7ec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 20: 0x7e44ee97127b - , 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: 0x7e44ee85ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 22: 0x7e44ee6eac4e - std[7d609349af90bec6]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 23: 0x7e44ee6eaa20 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[75ca2badb63c4514]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 24: 0x7e44ee6ed138 - ::new::thread_start [INFO] [stderr] 25: 0x7e44e8263aa4 - [INFO] [stderr] 26: 0x7e44e82f0a64 - 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-2026-01-09T15_21_48-979.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 `ezkvm` (bin "ezkvm" test) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/66388cc165a6c4ac98c074dc9f0281ff23528c55/bin/rustc --crate-name ezkvm --edition=2021 src/main.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=d9795d93c41ada0b -C extra-filename=-75bf53269b0380b8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-1eebbf37cb5cd7bb.rmeta --extern colored=/opt/rustwide/target/debug/deps/libcolored-6e81ee6df29e140f.rmeta --extern derive_getters=/opt/rustwide/target/debug/deps/libderive_getters-7ab8998f5b5e9d19.so --extern derive_new=/opt/rustwide/target/debug/deps/libderive_new-4cab3c14b17fac40.so --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-77be0fca58dc551c.rmeta --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-4f520b2e9ed0c008.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-5172333455edc701.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-6fe960536dde253c.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-5bba7294d90dc890.rmeta --extern mockall=/opt/rustwide/target/debug/deps/libmockall-e394a5d39fa6a521.rmeta --extern mockall_double=/opt/rustwide/target/debug/deps/libmockall_double-c9ab32dd29621a93.so --extern nix=/opt/rustwide/target/debug/deps/libnix-d92fa783c84a9093.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-154929b6ac9493b9.rmeta --extern paste=/opt/rustwide/target/debug/deps/libpaste-c5e5e8a2bd161c29.so --extern rand=/opt/rustwide/target/debug/deps/librand-6bc64eb324d34677.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-1080c5d3500437b4.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-5565df34aa809e2b.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-ebe25db42ce8505c.rmeta --extern serial_test=/opt/rustwide/target/debug/deps/libserial_test-17ea83348dd94ff5.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-31c76f941e190de2.rmeta --extern test_log=/opt/rustwide/target/debug/deps/libtest_log-86f3877bd781ead1.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-29e6055bf9056d94.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-9d3ac488a7b399df.rmeta --extern typetag=/opt/rustwide/target/debug/deps/libtypetag-2e02becd3965aff5.rmeta --cap-lints=forbid` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused import: `typetag::serde` [INFO] [stdout] --> src/vm/config/system.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use typetag::serde; [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" "325bc13bd6390bed21d63b10083c77d3960b249247bd076e4f48ed5e370b4e0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "325bc13bd6390bed21d63b10083c77d3960b249247bd076e4f48ed5e370b4e0c", kill_on_drop: false }` [INFO] [stdout] 325bc13bd6390bed21d63b10083c77d3960b249247bd076e4f48ed5e370b4e0c