[INFO] fetching crate escvpnet 0.3.3... [INFO] testing escvpnet-0.3.3 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate escvpnet 0.3.3 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate escvpnet 0.3.3 [INFO] finished tweaking crates.io crate escvpnet 0.3.3 [INFO] tweaked toml for crates.io crate escvpnet 0.3.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate escvpnet 0.3.3 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 15 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-macros v2.7.0 [INFO] [stderr] Downloaded async-trait v0.1.89 [INFO] [stderr] Downloaded socket2 v0.6.3 [INFO] [stderr] Downloaded mio v1.2.0 [INFO] [stderr] Downloaded tokio v1.51.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ffef4dc47a8a5d9886dc4c4552aef2213fe766fa08f2bdf12f9a035ee7feab18 [INFO] running `Command { std: "docker" "start" "-a" "ffef4dc47a8a5d9886dc4c4552aef2213fe766fa08f2bdf12f9a035ee7feab18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ffef4dc47a8a5d9886dc4c4552aef2213fe766fa08f2bdf12f9a035ee7feab18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffef4dc47a8a5d9886dc4c4552aef2213fe766fa08f2bdf12f9a035ee7feab18", kill_on_drop: false }` [INFO] [stdout] ffef4dc47a8a5d9886dc4c4552aef2213fe766fa08f2bdf12f9a035ee7feab18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f7e84b6143d425fb5685cb7b5b983ba2514152158c61839d3f3d540ccff89c6a [INFO] running `Command { std: "docker" "start" "-a" "f7e84b6143d425fb5685cb7b5b983ba2514152158c61839d3f3d540ccff89c6a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.184 [INFO] [stderr] Compiling pin-project-lite v0.2.17 [INFO] [stderr] Compiling bytes v1.11.1 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Compiling socket2 v0.6.3 [INFO] [stderr] Compiling mio v1.2.0 [INFO] [stderr] Compiling tokio v1.51.1 [INFO] [stderr] Compiling async-trait v0.1.89 [INFO] [stderr] Compiling escvpnet v0.3.3 (/opt/rustwide/workdir) [INFO] [stderr] [INFO] [stderr] thread 'rustc' (168) panicked at /rustc-dev/562dee4820c458d823175268e41601d4c060588a/compiler/rustc_type_ir/src/binder.rs:784:9: [INFO] [stderr] type parameter `/#5` (/#5/5) out of range when instantiating, args=[R/#0, D/#1, '{erased}, '{erased}, '{erased}] [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x71bcc378455b - <::print::DisplayBacktrace as core[fa0eadad68403074]::fmt::Display>::fmt [INFO] [stderr] 1: 0x71bcc3e2e8c8 - core[fa0eadad68403074]::fmt::write [INFO] [stderr] 2: 0x71bcc379b566 - ::write_fmt [INFO] [stderr] 3: 0x71bcc375a568 - std[31e582c13f4e914f]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x71bcc3777963 - std[31e582c13f4e914f]::panicking::default_hook [INFO] [stderr] 5: 0x71bcc2773dbc - std[31e582c13f4e914f]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x71bcc3777c42 - std[31e582c13f4e914f]::panicking::panic_with_hook [INFO] [stderr] 7: 0x71bcc375a628 - std[31e582c13f4e914f]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x71bcc374eb79 - std[31e582c13f4e914f]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x71bcc375c08d - __rustc[fc8e3a9f23f26cb]::rust_begin_unwind [INFO] [stderr] 10: 0x71bcc07aaf7c - core[fa0eadad68403074]::panicking::panic_fmt [INFO] [stderr] 11: 0x71bcc2db5385 - >::type_param_out_of_range [INFO] [stderr] 12: 0x71bcc3e79fd4 - as rustc_type_ir[bdf822ca6a2ba2d7]::fold::TypeFolder>::fold_ty [INFO] [stderr] 13: 0x71bcc3e7aa5e - <&rustc_middle[bc4b12ab5fd100e2]::ty::list::RawList<(), rustc_middle[bc4b12ab5fd100e2]::ty::generic_args::GenericArg> as rustc_type_ir[bdf822ca6a2ba2d7]::fold::TypeFoldable>::fold_with::> [INFO] [stderr] 14: 0x71bcc3e76b5a - as rustc_type_ir[bdf822ca6a2ba2d7]::fold::TypeFolder>::fold_const [INFO] [stderr] 15: 0x71bcc3e7908e - as rustc_type_ir[bdf822ca6a2ba2d7]::fold::TypeFolder>::fold_ty [INFO] [stderr] 16: 0x71bcc3e728bd - <&rustc_middle[bc4b12ab5fd100e2]::ty::list::RawList<(), rustc_middle[bc4b12ab5fd100e2]::ty::Ty> as rustc_type_ir[bdf822ca6a2ba2d7]::fold::TypeFoldable>::fold_with::> [INFO] [stderr] 17: 0x71bcc34b8158 - >>>::instantiate::<&rustc_middle[bc4b12ab5fd100e2]::ty::list::RawList<(), rustc_middle[bc4b12ab5fd100e2]::ty::generic_args::GenericArg>> [INFO] [stderr] 18: 0x71bcc3e68f1f - ::confirm_auto_impl_candidate::{closure#0} [INFO] [stderr] 19: 0x71bcc3e88fe9 - ::poly_select::{closure#0} [INFO] [stderr] 20: 0x71bcc434bf6f - ::process_obligation [INFO] [stderr] 21: 0x71bcc3e06981 - >::process_obligations:: [INFO] [stderr] 22: 0x71bcc467dfb0 - as rustc_infer[ed2e36562c4400a5]::traits::engine::TraitEngine>::evaluate_obligations_error_on_ambiguity [INFO] [stderr] 23: 0x71bcc467d4f4 - rustc_hir_analysis[6f8e47aab4b5577f]::check::check::check_coroutine_obligations [INFO] [stderr] 24: 0x71bcc467cf39 - rustc_query_impl[787df1eb52488c09]::query_impl::check_coroutine_obligations::invoke_provider_fn::__rust_begin_short_backtrace [INFO] [stderr] 25: 0x71bcc44d26a4 - rustc_query_impl[787df1eb52488c09]::execution::try_execute_query::, rustc_middle[bc4b12ab5fd100e2]::dep_graph::graph::DepNodeIndex>, false> [INFO] [stderr] 26: 0x71bcc4ec1706 - rustc_query_impl[787df1eb52488c09]::query_impl::check_coroutine_obligations::execute_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 27: 0x71bcc4ec17fa - rustc_borrowck[abcfb275670b6a90]::mir_borrowck [INFO] [stderr] 28: 0x71bcc4ec1735 - rustc_query_impl[787df1eb52488c09]::query_impl::mir_borrowck::invoke_provider_fn::__rust_begin_short_backtrace [INFO] [stderr] 29: 0x71bcc3f14926 - rustc_query_impl[787df1eb52488c09]::execution::try_execute_query::, rustc_middle[bc4b12ab5fd100e2]::dep_graph::graph::DepNodeIndex>, false> [INFO] [stderr] 30: 0x71bcc3f12003 - rustc_query_impl[787df1eb52488c09]::query_impl::mir_borrowck::execute_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 31: 0x71bcc3f121d4 - ::par_hir_body_owners::::{closure#0} [INFO] [stderr] 32: 0x71bcc3f1157c - rustc_interface[fa77fbe53284b165]::passes::analysis [INFO] [stderr] 33: 0x71bcc50704c9 - rustc_query_impl[787df1eb52488c09]::execution::try_execute_query::>, false> [INFO] [stderr] 34: 0x71bcc5070135 - rustc_query_impl[787df1eb52488c09]::query_impl::analysis::execute_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 35: 0x71bcc5132194 - rustc_interface[fa77fbe53284b165]::interface::run_compiler::<(), rustc_driver_impl[5d9f716931f6bd73]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 36: 0x71bcc5043f3e - std[31e582c13f4e914f]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 37: 0x71bcc50447e0 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 38: 0x71bcc504566c - ::new::thread_start [INFO] [stderr] 39: 0x71bcbea8aaa4 - [INFO] [stderr] 40: 0x71bcbeb17a64 - clone [INFO] [stderr] 41: 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-2026-04-10T07_10_10-166.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.96.0-nightly (562dee482 2026-03-21) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: --crate-type lib -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 [check_coroutine_obligations] verify auto trait bounds for coroutine interior type `io::::decode_from` [INFO] [stderr] #1 [mir_borrowck] borrow-checking `io::::decode_from` [INFO] [stderr] #2 [analysis] running analysis passes on crate `escvpnet` [INFO] [stderr] end of query stack [INFO] [stderr] error: could not compile `escvpnet` (lib) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/562dee4820c458d823175268e41601d4c060588a/bin/rustc --crate-name escvpnet --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=1dc32dbf14731726 -C extra-filename=-5b77a00359f1ded3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-16bbb9d18d4d1582.so --extern tokio=/opt/rustwide/target/debug/deps/libtokio-58312cf1d2ea2167.rmeta --cap-lints=forbid` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "f7e84b6143d425fb5685cb7b5b983ba2514152158c61839d3f3d540ccff89c6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7e84b6143d425fb5685cb7b5b983ba2514152158c61839d3f3d540ccff89c6a", kill_on_drop: false }` [INFO] [stdout] f7e84b6143d425fb5685cb7b5b983ba2514152158c61839d3f3d540ccff89c6a