[INFO] cloning repository https://github.com/psincf/xi [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/psincf/xi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsincf%2Fxi", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsincf%2Fxi'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 013a96bdebac3f540370f276841f0a012ee63d34 [INFO] building psincf/xi 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%2Fpsincf%2Fxi" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/psincf/xi 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/psincf/xi [INFO] finished tweaking git repo https://github.com/psincf/xi [INFO] tweaked toml for git repo https://github.com/psincf/xi written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/psincf/xi 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b61cd3fbe2cffe9f967558e196ac5598fcbbe06c4250b201a89f87f477cd90a7 [INFO] running `Command { std: "docker" "start" "-a" "b61cd3fbe2cffe9f967558e196ac5598fcbbe06c4250b201a89f87f477cd90a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b61cd3fbe2cffe9f967558e196ac5598fcbbe06c4250b201a89f87f477cd90a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b61cd3fbe2cffe9f967558e196ac5598fcbbe06c4250b201a89f87f477cd90a7", kill_on_drop: false }` [INFO] [stdout] b61cd3fbe2cffe9f967558e196ac5598fcbbe06c4250b201a89f87f477cd90a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 41f7be2094e035f39640d160b5dc47667a5bfb80c9c93abef595fc37348c688b [INFO] running `Command { std: "docker" "start" "-a" "41f7be2094e035f39640d160b5dc47667a5bfb80c9c93abef595fc37348c688b", kill_on_drop: false }` [INFO] [stderr] Compiling xi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `return` value [INFO] [stdout] --> src/sema/mod.rs:412:27 [INFO] [stdout] | [INFO] [stdout] 412 | return (sym_id) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 412 - return (sym_id) [INFO] [stdout] 412 + return sym_id [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: internal compiler error: compiler/rustc_mir_build/src/builder/scope.rs:1724:17: cannot unwind from goto -> bb21 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' panicked at compiler/rustc_mir_build/src/builder/scope.rs:1724:17: [INFO] [stderr] Box [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7cb3f4381caa - ::fmt::h636462e57d5ef1e1 [INFO] [stderr] 1: 0x7cb3f4a13cbc - core::fmt::write::h067060808ac50eb9 [INFO] [stderr] 2: 0x7cb3f5928e11 - std::io::Write::write_fmt::h4674fa2ed7c0dfdd [INFO] [stderr] 3: 0x7cb3f4381b02 - std::sys::backtrace::BacktraceLock::print::h0c77148acfb0b5e9 [INFO] [stderr] 4: 0x7cb3f4383ffa - std::panicking::default_hook::{{closure}}::h30daa8e7c6ccb09d [INFO] [stderr] 5: 0x7cb3f4383e43 - std::panicking::default_hook::h25f21dc0f2064615 [INFO] [stderr] 6: 0x7cb3f34eff28 - std[b36e883d67eb0403]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 7: 0x7cb3f43847b8 - std::panicking::rust_panic_with_hook::hc98438687e833605 [INFO] [stderr] 8: 0x7cb3f352a341 - std[b36e883d67eb0403]::panicking::begin_panic::::{closure#0} [INFO] [stderr] 9: 0x7cb3f351f526 - std[b36e883d67eb0403]::sys::backtrace::__rust_end_short_backtrace::::{closure#0}, !> [INFO] [stderr] 10: 0x7cb3f351f50d - std[b36e883d67eb0403]::panicking::begin_panic:: [INFO] [stderr] 11: 0x7cb3f35342a1 - ::emit_producing_guarantee [INFO] [stderr] 12: 0x7cb3f3a84fdc - ::span_bug:: [INFO] [stderr] 13: 0x7cb3f3b0a897 - rustc_middle[8ad6e8ce52578819]::util::bug::opt_span_bug_fmt::::{closure#0} [INFO] [stderr] 14: 0x7cb3f3af006a - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_opt::::{closure#0}, !>::{closure#0} [INFO] [stderr] 15: 0x7cb3f3aefefb - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_context_opt::::{closure#0}, !>::{closure#0}, !> [INFO] [stderr] 16: 0x7cb3f1f34437 - rustc_middle[8ad6e8ce52578819]::util::bug::span_bug_fmt:: [INFO] [stderr] 17: 0x7cb3f53d541b - ::build_unwind_tree [INFO] [stderr] 18: 0x7cb3f53cd7cd - rustc_mir_build[73684a27b88b946a]::builder::mir_build [INFO] [stderr] 19: 0x7cb3f4a07714 - rustc_mir_transform[857cd804783fef4d]::mir_built [INFO] [stderr] 20: 0x7cb3f4a076d7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 21: 0x7cb3f4c953d1 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::, rustc_query_system[67781f9dc633c543]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false> [INFO] [stderr] 22: 0x7cb3f4c94f8d - rustc_query_impl[1e55094a59e290f4]::query_impl::mir_built::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 23: 0x7cb3f1a67185 - rustc_mir_build[73684a27b88b946a]::check_unsafety::check_unsafety [INFO] [stderr] 24: 0x7cb3f52e98a7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 25: 0x7cb3f52e9b69 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::, rustc_query_system[67781f9dc633c543]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false> [INFO] [stderr] 26: 0x7cb3f52e97d1 - rustc_query_impl[1e55094a59e290f4]::query_impl::check_unsafety::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 27: 0x7cb3f4e9bd32 - rustc_interface[b59e7ee7606ca029]::passes::run_required_analyses [INFO] [stderr] 28: 0x7cb3f592cc9e - rustc_interface[b59e7ee7606ca029]::passes::analysis [INFO] [stderr] 29: 0x7cb3f592cc6f - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 30: 0x7cb3f597b355 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false> [INFO] [stderr] 31: 0x7cb3f597b08e - rustc_query_impl[1e55094a59e290f4]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 32: 0x7cb3f59701de - rustc_interface[b59e7ee7606ca029]::passes::create_and_enter_global_ctxt::, rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}::{closure#2}>::{closure#2}::{closure#0} [INFO] [stderr] 33: 0x7cb3f59dff51 - rustc_interface[b59e7ee7606ca029]::interface::run_compiler::<(), rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 34: 0x7cb3f58f5087 - std[b36e883d67eb0403]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 35: 0x7cb3f58f551c - <::spawn_unchecked_::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[303105738bd0c2ae]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 36: 0x7cb3f58f6aef - std::sys::pal::unix::thread::Thread::new::thread_start::ha554cc4ba6335b05 [INFO] [stderr] 37: 0x7cb3f7131ac3 - [INFO] [stderr] 38: 0x7cb3f71c2a04 - clone [INFO] [stderr] 39: 0x0 - [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-2025-01-01T02_02_18-9.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 `parser::::parse_ident_nowh_nonl` [INFO] [stderr] #1 [check_unsafety] unsafety-checking `parser::::parse_ident_nowh_nonl` [INFO] [stderr] #2 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stdout] warning: unused variable: `body` [INFO] [stdout] --> src/sema/sym_first_pass.rs:95:25 [INFO] [stdout] | [INFO] [stdout] 95 | let body = &fn_decl.body; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_body` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/sema/sym_second_pass.rs:64:53 [INFO] [stdout] | [INFO] [stdout] 64 | ... Err(err) => panic!("Type {} not found", s) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_ty_kind` is never read [INFO] [stdout] --> src/sema/sym_second_pass.rs:88:41 [INFO] [stdout] | [INFO] [stdout] 88 | ... let mut new_ty_kind = params.ty.kind.clone(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/sema/sym_second_pass.rs:106:53 [INFO] [stdout] | [INFO] [stdout] 106 | ... Err(err) => panic!("Type {} not found", n) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lib` [INFO] [stdout] --> src/sema/sym_second_pass.rs:218:31 [INFO] [stdout] | [INFO] [stdout] 218 | Sym::External(lib, id) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_lib` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/sema/sym_second_pass.rs:218:36 [INFO] [stdout] | [INFO] [stdout] 218 | Sym::External(lib, id) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sema` [INFO] [stdout] --> src/sema/sym_second_pass.rs:232:23 [INFO] [stdout] | [INFO] [stdout] 232 | fn sema_check_dot_rhs(sema: &mut SemanticAnalizer, lhs: &Expr, expr: &parser::Expr) -> Expr { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_sema` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lhs` [INFO] [stdout] --> src/sema/sym_second_pass.rs:232:52 [INFO] [stdout] | [INFO] [stdout] 232 | fn sema_check_dot_rhs(sema: &mut SemanticAnalizer, lhs: &Expr, expr: &parser::Expr) -> Expr { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_lhs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lib` [INFO] [stdout] --> src/sema/mod.rs:385:43 [INFO] [stdout] | [INFO] [stdout] 385 | ... Sym::External(lib, id) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_lib` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/sema/mod.rs:411:24 [INFO] [stdout] | [INFO] [stdout] 411 | Sym::Value(v) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sym_table` [INFO] [stdout] --> src/sema/mod.rs:419:13 [INFO] [stdout] | [INFO] [stdout] 419 | let sym_table = &self.sym_tables[sym_table_id]; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sym_table` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cgen/c_gen.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let mut file = std::fs::File::create(options.out_path.clone() + options.bin_file_name.as_str()).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `xi` (bin "xi"); 13 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/9b5e8b16bd1c4acf4cf8e6880368314cf021a987/bin/rustc --crate-name xi --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=ed53d6bf3aab1599 -C extra-filename=-fff37dcb50fdbd8c --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" "41f7be2094e035f39640d160b5dc47667a5bfb80c9c93abef595fc37348c688b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41f7be2094e035f39640d160b5dc47667a5bfb80c9c93abef595fc37348c688b", kill_on_drop: false }` [INFO] [stdout] 41f7be2094e035f39640d160b5dc47667a5bfb80c9c93abef595fc37348c688b