[INFO] cloning repository https://github.com/garunitule/rust_parser_sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/garunitule/rust_parser_sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgarunitule%2Frust_parser_sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgarunitule%2Frust_parser_sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 656bc9b352f34962bb6361e0859dd59dc3ccd6dc
[INFO] building garunitule/rust_parser_sample against try#9b5e8b16bd1c4acf4cf8e6880368314cf021a987+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgarunitule%2Frust_parser_sample" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/garunitule/rust_parser_sample on toolchain 9b5e8b16bd1c4acf4cf8e6880368314cf021a987
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/garunitule/rust_parser_sample
[INFO] finished tweaking git repo https://github.com/garunitule/rust_parser_sample
[INFO] tweaked toml for git repo https://github.com/garunitule/rust_parser_sample written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/garunitule/rust_parser_sample 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" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e6ddc4965929df86332def7ccbf06a492f0d4b79332389719904b4a07dc567a
[INFO] running `Command { std: "docker" "start" "-a" "7e6ddc4965929df86332def7ccbf06a492f0d4b79332389719904b4a07dc567a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e6ddc4965929df86332def7ccbf06a492f0d4b79332389719904b4a07dc567a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e6ddc4965929df86332def7ccbf06a492f0d4b79332389719904b4a07dc567a", kill_on_drop: false }`
[INFO] [stdout] 7e6ddc4965929df86332def7ccbf06a492f0d4b79332389719904b4a07dc567a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 767e74c7e31d9521f4a1ce360a377779e957bb4c11cea8b884fc320653cf7d7b
[INFO] running `Command { std: "docker" "start" "-a" "767e74c7e31d9521f4a1ce360a377779e957bb4c11cea8b884fc320653cf7d7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: internal compiler error: compiler/rustc_mir_build/src/builder/scope.rs:1724:17: cannot unwind from goto -> bb53
[INFO] [stdout]    --> src/ast.rs:206:2
[INFO] [stdout]     |
[INFO] [stdout] 206 | }
[INFO] [stdout]     |  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] thread 'rustc' panicked at compiler/rustc_mir_build/src/builder/scope.rs:1724:17:
[INFO] [stderr] Box<dyn Any>
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x72c798181caa - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h636462e57d5ef1e1
[INFO] [stderr]    1:     0x72c798813cbc - core::fmt::write::h067060808ac50eb9
[INFO] [stderr]    2:     0x72c799728e11 - std::io::Write::write_fmt::h4674fa2ed7c0dfdd
[INFO] [stderr]    3:     0x72c798181b02 - std::sys::backtrace::BacktraceLock::print::h0c77148acfb0b5e9
[INFO] [stderr]    4:     0x72c798183ffa - std::panicking::default_hook::{{closure}}::h30daa8e7c6ccb09d
[INFO] [stderr]    5:     0x72c798183e43 - std::panicking::default_hook::h25f21dc0f2064615
[INFO] [stderr]    6:     0x72c7972eff28 - std[b36e883d67eb0403]::panicking::update_hook::<alloc[b228c160e2f6f380]::boxed::Box<rustc_driver_impl[be5855d19ccc8b6c]::install_ice_hook::{closure#0}>>::{closure#0}
[INFO] [stderr]    7:     0x72c7981847b8 - std::panicking::rust_panic_with_hook::hc98438687e833605
[INFO] [stderr]    8:     0x72c79732a341 - std[b36e883d67eb0403]::panicking::begin_panic::<rustc_errors[485cd74d39701405]::ExplicitBug>::{closure#0}
[INFO] [stderr]    9:     0x72c79731f526 - std[b36e883d67eb0403]::sys::backtrace::__rust_end_short_backtrace::<std[b36e883d67eb0403]::panicking::begin_panic<rustc_errors[485cd74d39701405]::ExplicitBug>::{closure#0}, !>
[INFO] [stderr]   10:     0x72c79731f50d - std[b36e883d67eb0403]::panicking::begin_panic::<rustc_errors[485cd74d39701405]::ExplicitBug>
[INFO] [stderr]   11:     0x72c7973342a1 - <rustc_errors[485cd74d39701405]::diagnostic::BugAbort as rustc_errors[485cd74d39701405]::diagnostic::EmissionGuarantee>::emit_producing_guarantee
[INFO] [stderr]   12:     0x72c797884fdc - <rustc_errors[485cd74d39701405]::DiagCtxtHandle>::span_bug::<rustc_span[26755a3edc0cc6c0]::span_encoding::Span, alloc[b228c160e2f6f380]::string::String>
[INFO] [stderr]   13:     0x72c79790a897 - rustc_middle[8ad6e8ce52578819]::util::bug::opt_span_bug_fmt::<rustc_span[26755a3edc0cc6c0]::span_encoding::Span>::{closure#0}
[INFO] [stderr]   14:     0x72c7978f006a - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_opt::<rustc_middle[8ad6e8ce52578819]::util::bug::opt_span_bug_fmt<rustc_span[26755a3edc0cc6c0]::span_encoding::Span>::{closure#0}, !>::{closure#0}
[INFO] [stderr]   15:     0x72c7978efefb - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_context_opt::<rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_opt<rustc_middle[8ad6e8ce52578819]::util::bug::opt_span_bug_fmt<rustc_span[26755a3edc0cc6c0]::span_encoding::Span>::{closure#0}, !>::{closure#0}, !>
[INFO] [stderr]   16:     0x72c795d34437 - rustc_middle[8ad6e8ce52578819]::util::bug::span_bug_fmt::<rustc_span[26755a3edc0cc6c0]::span_encoding::Span>
[INFO] [stderr]   17:     0x72c7991d541b - <rustc_mir_build[73684a27b88b946a]::builder::Builder>::build_unwind_tree
[INFO] [stderr]   18:     0x72c7991cd7cd - rustc_mir_build[73684a27b88b946a]::builder::mir_build
[INFO] [stderr]   19:     0x72c798807714 - rustc_mir_transform[857cd804783fef4d]::mir_built
[INFO] [stderr]   20:     0x72c7988076d7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[1e55094a59e290f4]::query_impl::mir_built::dynamic_query::{closure#2}::{closure#0}, rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 8usize]>>
[INFO] [stderr]   21:     0x72c798a953d1 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::<rustc_query_impl[1e55094a59e290f4]::DynamicConfig<rustc_data_structures[e21ff9714bc20455]::vec_cache::VecCache<rustc_span[26755a3edc0cc6c0]::def_id::LocalDefId, rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 8usize]>, rustc_query_system[67781f9dc633c543]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false>
[INFO] [stderr]   22:     0x72c798a94f8d - rustc_query_impl[1e55094a59e290f4]::query_impl::mir_built::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   23:     0x72c795867185 - rustc_mir_build[73684a27b88b946a]::check_unsafety::check_unsafety
[INFO] [stderr]   24:     0x72c7990e98a7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[1e55094a59e290f4]::query_impl::check_unsafety::dynamic_query::{closure#2}::{closure#0}, rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 0usize]>>
[INFO] [stderr]   25:     0x72c7990e9b69 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::<rustc_query_impl[1e55094a59e290f4]::DynamicConfig<rustc_data_structures[e21ff9714bc20455]::vec_cache::VecCache<rustc_span[26755a3edc0cc6c0]::def_id::LocalDefId, rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 0usize]>, rustc_query_system[67781f9dc633c543]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false>
[INFO] [stderr]   26:     0x72c7990e97d1 - rustc_query_impl[1e55094a59e290f4]::query_impl::check_unsafety::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   27:     0x72c798c9bd32 - rustc_interface[b59e7ee7606ca029]::passes::run_required_analyses
[INFO] [stderr]   28:     0x72c79972cc9e - rustc_interface[b59e7ee7606ca029]::passes::analysis
[INFO] [stderr]   29:     0x72c79972cc6f - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[1e55094a59e290f4]::query_impl::analysis::dynamic_query::{closure#2}::{closure#0}, rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 0usize]>>
[INFO] [stderr]   30:     0x72c79977b355 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::<rustc_query_impl[1e55094a59e290f4]::DynamicConfig<rustc_query_system[67781f9dc633c543]::query::caches::SingleCache<rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 0usize]>>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false>
[INFO] [stderr]   31:     0x72c79977b08e - rustc_query_impl[1e55094a59e290f4]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   32:     0x72c7997701de - rustc_interface[b59e7ee7606ca029]::passes::create_and_enter_global_ctxt::<core[303105738bd0c2ae]::option::Option<rustc_interface[b59e7ee7606ca029]::queries::Linker>, rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}::{closure#2}>::{closure#2}::{closure#0}
[INFO] [stderr]   33:     0x72c7997dff51 - rustc_interface[b59e7ee7606ca029]::interface::run_compiler::<(), rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   34:     0x72c7996f5087 - std[b36e883d67eb0403]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[b59e7ee7606ca029]::util::run_in_thread_with_globals<rustc_interface[b59e7ee7606ca029]::util::run_in_thread_pool_with_globals<rustc_interface[b59e7ee7606ca029]::interface::run_compiler<(), rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stderr]   35:     0x72c7996f551c - <<std[b36e883d67eb0403]::thread::Builder>::spawn_unchecked_<rustc_interface[b59e7ee7606ca029]::util::run_in_thread_with_globals<rustc_interface[b59e7ee7606ca029]::util::run_in_thread_pool_with_globals<rustc_interface[b59e7ee7606ca029]::interface::run_compiler<(), rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[303105738bd0c2ae]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   36:     0x72c7996f6aef - std::sys::pal::unix::thread::Thread::new::thread_start::ha554cc4ba6335b05
[INFO] [stderr]   37:     0x72c79af12ac3 - <unknown>
[INFO] [stderr]   38:     0x72c79afa3a04 - clone
[INFO] [stderr]   39:                0x0 - <unknown>
[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-2025-01-01T00_02_16-9.txt`: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.85.0-nightly (9b5e8b16b 2024-12-19) running on x86_64-unknown-linux-gnu
[INFO] [stderr] 
[INFO] [stderr] note: compiler flags: --crate-type bin -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 [mir_built] building MIR for `ast::parse_expr1`
[INFO] [stderr] #1 [check_unsafety] unsafety-checking `ast::parse_expr1`
[INFO] [stderr] #2 [analysis] running analysis passes on this crate
[INFO] [stderr] end of query stack
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/main.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 Err(e) => {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parser` (bin "parser"); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/9b5e8b16bd1c4acf4cf8e6880368314cf021a987/bin/rustc --crate-name parser --edition=2021 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values())' -C metadata=1153fb06ae0b0045 -C extra-filename=-e6adb9ff1634f4f9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid -Dtail-expr-drop-order` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "767e74c7e31d9521f4a1ce360a377779e957bb4c11cea8b884fc320653cf7d7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "767e74c7e31d9521f4a1ce360a377779e957bb4c11cea8b884fc320653cf7d7b", kill_on_drop: false }`
[INFO] [stdout] 767e74c7e31d9521f4a1ce360a377779e957bb4c11cea8b884fc320653cf7d7b