[INFO] fetching crate ley 0.0.5... [INFO] building ley-0.0.5 against try#9b5e8b16bd1c4acf4cf8e6880368314cf021a987+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate ley 0.0.5 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate ley 0.0.5 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 crates.io crate ley 0.0.5 [INFO] finished tweaking crates.io crate ley 0.0.5 [INFO] tweaked toml for crates.io crate ley 0.0.5 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate ley 0.0.5 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c2276b0dd67b846d0f606a54b391b1a0570dba26e63f99aba40c5fe9607284a3 [INFO] running `Command { std: "docker" "start" "-a" "c2276b0dd67b846d0f606a54b391b1a0570dba26e63f99aba40c5fe9607284a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c2276b0dd67b846d0f606a54b391b1a0570dba26e63f99aba40c5fe9607284a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2276b0dd67b846d0f606a54b391b1a0570dba26e63f99aba40c5fe9607284a3", kill_on_drop: false }` [INFO] [stdout] c2276b0dd67b846d0f606a54b391b1a0570dba26e63f99aba40c5fe9607284a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7b362571dd3e9f02edf053e2ef89a4abe21f4ebd01d2b2ef97f7c06019f34e58 [INFO] running `Command { std: "docker" "start" "-a" "7b362571dd3e9f02edf053e2ef89a4abe21f4ebd01d2b2ef97f7c06019f34e58", kill_on_drop: false }` [INFO] [stderr] Compiling ley v0.0.5 (/opt/rustwide/workdir) [INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option` [INFO] [stdout] --> src/ley.rs:427:28 [INFO] [stdout] | [INFO] [stdout] 427 | impl<'a> From for ParseError<'a> { [INFO] [stdout] | ^^^^^^^^^ not found in `std::option` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option` [INFO] [stdout] --> src/ley.rs:428:29 [INFO] [stdout] | [INFO] [stdout] 428 | fn from(_: std::option::NoneError) -> Self { [INFO] [stdout] | ^^^^^^^^^ not found in `std::option` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `collections::VecDeque` [INFO] [stdout] --> src/main.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{collections::VecDeque, env, fs::{File, read_dir}, io::{Read, Write}, path::Path}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/ley.rs:54:72 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn from_lines<'a>(mut ley_lines: LeyLines<'a>) -> Result { [INFO] [stdout] | -- lifetime `'a` declared here ^^^^^^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/ley.rs:93:53 [INFO] [stdout] | [INFO] [stdout] 92 | impl <'a> LeyLines<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 93 | pub fn new(mut source: &'a str) -> Result { [INFO] [stdout] | ^^^^^^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/ley.rs:236:68 [INFO] [stdout] | [INFO] [stdout] 212 | impl<'a> String<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 236 | pub fn from_lines(mut ley_lines: LeyLines<'a>) -> Result { [INFO] [stdout] | ^^^^^^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/fmt.rs:1:40 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fmt::Display, fs::File, io::{self, Write}, path::PathBuf}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::VecDeque` [INFO] [stdout] --> src/fmt.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::VecDeque; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::catch` [INFO] [stdout] --> src/fmt.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use super::catch; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `try_trait` [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result` [INFO] [stdout] --> src/ley.rs:137:34 [INFO] [stdout] | [INFO] [stdout] 135 | pub fn parse(token_stream: &mut TokenIter<'a, '_, '_>) -> Result> { [INFO] [stdout] | -------------------------------------------------------------------------------------- this function returns a `Result` [INFO] [stdout] 136 | use Token::*; [INFO] [stdout] 137 | match token_stream.next()? { [INFO] [stdout] | ^ use `.ok_or(...)?` to provide an error compatible with `Result, ParseError<'_>>` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `Result, ParseError<'_>>` [INFO] [stdout] = help: the trait `FromResidual>` is implemented for `Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result` [INFO] [stdout] --> src/ley.rs:140:56 [INFO] [stdout] | [INFO] [stdout] 135 | pub fn parse(token_stream: &mut TokenIter<'a, '_, '_>) -> Result> { [INFO] [stdout] | -------------------------------------------------------------------------------------- this function returns a `Result` [INFO] [stdout] ... [INFO] [stdout] 140 | let comment = match token_stream.next()? { [INFO] [stdout] | ^ use `.ok_or(...)?` to provide an error compatible with `Result, ParseError<'_>>` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `Result, ParseError<'_>>` [INFO] [stdout] = help: the trait `FromResidual>` is implemented for `Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result` [INFO] [stdout] --> src/ley.rs:145:53 [INFO] [stdout] | [INFO] [stdout] 135 | pub fn parse(token_stream: &mut TokenIter<'a, '_, '_>) -> Result> { [INFO] [stdout] | -------------------------------------------------------------------------------------- this function returns a `Result` [INFO] [stdout] ... [INFO] [stdout] 145 | let kind = match token_stream.next()? { [INFO] [stdout] | ^ use `.ok_or(...)?` to provide an error compatible with `Result, ParseError<'_>>` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `Result, ParseError<'_>>` [INFO] [stdout] = help: the trait `FromResidual>` is implemented for `Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result` [INFO] [stdout] --> src/ley.rs:147:48 [INFO] [stdout] | [INFO] [stdout] 135 | pub fn parse(token_stream: &mut TokenIter<'a, '_, '_>) -> Result> { [INFO] [stdout] | -------------------------------------------------------------------------------------- this function returns a `Result` [INFO] [stdout] ... [INFO] [stdout] 147 | if *token_stream.next()? != Token::OpenBrace { [INFO] [stdout] | ^ use `.ok_or(...)?` to provide an error compatible with `Result, ParseError<'_>>` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `Result, ParseError<'_>>` [INFO] [stdout] = help: the trait `FromResidual>` is implemented for `Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result` [INFO] [stdout] --> src/ley.rs:160:43 [INFO] [stdout] | [INFO] [stdout] 135 | pub fn parse(token_stream: &mut TokenIter<'a, '_, '_>) -> Result> { [INFO] [stdout] | -------------------------------------------------------------------------------------- this function returns a `Result` [INFO] [stdout] ... [INFO] [stdout] 160 | while *token_stream.peek()? != CloseBrace { [INFO] [stdout] | ^ use `.ok_or(...)?` to provide an error compatible with `Result, ParseError<'_>>` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `Result, ParseError<'_>>` [INFO] [stdout] = help: the trait `FromResidual>` is implemented for `Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' panicked at compiler/rustc_mir_build/src/builder/scope.rs:1724:17: [INFO] [stdout] error: internal compiler error: compiler/rustc_mir_build/src/builder/scope.rs:1724:17: cannot unwind from goto -> bb388 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Box [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x70d778781caa - ::fmt::h636462e57d5ef1e1 [INFO] [stderr] 1: 0x70d778e13cbc - core::fmt::write::h067060808ac50eb9 [INFO] [stderr] 2: 0x70d779d28e11 - std::io::Write::write_fmt::h4674fa2ed7c0dfdd [INFO] [stderr] 3: 0x70d778781b02 - std::sys::backtrace::BacktraceLock::print::h0c77148acfb0b5e9 [INFO] [stderr] 4: 0x70d778783ffa - std::panicking::default_hook::{{closure}}::h30daa8e7c6ccb09d [INFO] [stderr] 5: 0x70d778783e43 - std::panicking::default_hook::h25f21dc0f2064615 [INFO] [stderr] 6: 0x70d7778eff28 - std[b36e883d67eb0403]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 7: 0x70d7787847b8 - std::panicking::rust_panic_with_hook::hc98438687e833605 [INFO] [stderr] 8: 0x70d77792a341 - std[b36e883d67eb0403]::panicking::begin_panic::::{closure#0} [INFO] [stderr] 9: 0x70d77791f526 - std[b36e883d67eb0403]::sys::backtrace::__rust_end_short_backtrace::::{closure#0}, !> [INFO] [stderr] 10: 0x70d77791f50d - std[b36e883d67eb0403]::panicking::begin_panic:: [INFO] [stderr] 11: 0x70d7779342a1 - ::emit_producing_guarantee [INFO] [stderr] 12: 0x70d777e84fdc - ::span_bug:: [INFO] [stderr] 13: 0x70d777f0a897 - rustc_middle[8ad6e8ce52578819]::util::bug::opt_span_bug_fmt::::{closure#0} [INFO] [stderr] 14: 0x70d777ef006a - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_opt::::{closure#0}, !>::{closure#0} [INFO] [stderr] 15: 0x70d777eefefb - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_context_opt::::{closure#0}, !>::{closure#0}, !> [INFO] [stderr] 16: 0x70d776334437 - rustc_middle[8ad6e8ce52578819]::util::bug::span_bug_fmt:: [INFO] [stderr] 17: 0x70d7797d541b - ::build_unwind_tree [INFO] [stderr] 18: 0x70d7797cd7cd - rustc_mir_build[73684a27b88b946a]::builder::mir_build [INFO] [stderr] 19: 0x70d778e07714 - rustc_mir_transform[857cd804783fef4d]::mir_built [INFO] [stderr] 20: 0x70d778e076d7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 21: 0x70d7790953d1 - 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: 0x70d779094f8d - rustc_query_impl[1e55094a59e290f4]::query_impl::mir_built::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 23: 0x70d775e67185 - rustc_mir_build[73684a27b88b946a]::check_unsafety::check_unsafety [INFO] [stderr] 24: 0x70d7796e98a7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 25: 0x70d7796e9b69 - 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: 0x70d7796e97d1 - rustc_query_impl[1e55094a59e290f4]::query_impl::check_unsafety::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 27: 0x70d77929bd32 - rustc_interface[b59e7ee7606ca029]::passes::run_required_analyses [INFO] [stderr] 28: 0x70d779d2cc9e - rustc_interface[b59e7ee7606ca029]::passes::analysis [INFO] [stderr] 29: 0x70d779d2cc6f - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 30: 0x70d779d7b355 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false> [INFO] [stderr] 31: 0x70d779d7b08e - rustc_query_impl[1e55094a59e290f4]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 32: 0x70d779d701de - 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: 0x70d779ddff51 - rustc_interface[b59e7ee7606ca029]::interface::run_compiler::<(), rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 34: 0x70d779cf5087 - std[b36e883d67eb0403]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 35: 0x70d779cf551c - <::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: 0x70d779cf6aef - std::sys::pal::unix::thread::Thread::new::thread_start::ha554cc4ba6335b05 [INFO] [stderr] 37: 0x70d77b48cac3 - [INFO] [stderr] 38: 0x70d77b51da04 - 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-2025-01-01T05_05_51-9.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 `main_catch` [INFO] [stderr] #1 [check_unsafety] unsafety-checking `main_catch` [INFO] [stderr] #2 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stdout] Some errors have detailed explanations: E0277, E0412, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ley` (bin "ley") due to 8 previous errors; 7 warnings emitted [INFO] running `Command { std: "docker" "inspect" "7b362571dd3e9f02edf053e2ef89a4abe21f4ebd01d2b2ef97f7c06019f34e58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b362571dd3e9f02edf053e2ef89a4abe21f4ebd01d2b2ef97f7c06019f34e58", kill_on_drop: false }` [INFO] [stdout] 7b362571dd3e9f02edf053e2ef89a4abe21f4ebd01d2b2ef97f7c06019f34e58