[INFO] cloning repository https://github.com/lolgeny/copper [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lolgeny/copper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flolgeny%2Fcopper", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flolgeny%2Fcopper'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6d808ed9070dee5cd4ce477b35e09fa4b9713ae2 [INFO] testing lolgeny/copper against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flolgeny%2Fcopper" "/workspace/builds/worker-23/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lolgeny/copper on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lolgeny/copper [INFO] finished tweaking git repo https://github.com/lolgeny/copper [INFO] tweaked toml for git repo https://github.com/lolgeny/copper written to /workspace/builds/worker-23/source/Cargo.toml [INFO] crate git repo https://github.com/lolgeny/copper already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2ebfd88b3e10ed7cf548f029840cf05a5c8b9909c61afddceb29bd711142b43a [INFO] running `Command { std: "docker" "start" "-a" "2ebfd88b3e10ed7cf548f029840cf05a5c8b9909c61afddceb29bd711142b43a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ebfd88b3e10ed7cf548f029840cf05a5c8b9909c61afddceb29bd711142b43a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ebfd88b3e10ed7cf548f029840cf05a5c8b9909c61afddceb29bd711142b43a", kill_on_drop: false }` [INFO] [stdout] 2ebfd88b3e10ed7cf548f029840cf05a5c8b9909c61afddceb29bd711142b43a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2821522d3660a86e0eaf09f1eaf91b04e1303add6ce3cf4e9c515e7dbd014a0e [INFO] running `Command { std: "docker" "start" "-a" "2821522d3660a86e0eaf09f1eaf91b04e1303add6ce3cf4e9c515e7dbd014a0e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Compiling serde_json v1.0.62 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling copper v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stdout] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead [INFO] [stdout] --> src/lib.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | #![warn(rustdoc)] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' panicked at 'Stack should be empty: final_buf=FrameData { open: /opt/rustwide/target/debug/build/copper-42ec541dd74b28bb/out/blocks.rs:4:16: 4:17 (#0), open_delim: Brace, inner: [(Token(Token { kind: Ident("AcaciaButton", false), span: /opt/rustwide/target/debug/build/copper-42ec541dd74b28bb/out/blocks.rs:5:5: 5:17 (#0) }), Alone), (Token(Token { kind: Ident("minecraft", false), span: /opt/rustwide/target/debug/build/copper-42ec541dd74b28bb/out/blocks.rs:6:1: 6:10 (#0) }), Joint)] } stack=[FrameData { open: no-location (#0), open_delim: NoDelim, inner: [(Token(Token { kind: Ident("pub", false), span: /opt/rustwide/target/debug/build/copper-42ec541dd74b28bb/out/blocks.rs:4:1: 4:4 (#0) }), Alone), (Token(Token { kind: Ident("enum", false), span: /opt/rustwide/target/debug/build/copper-42ec541dd74b28bb/out/blocks.rs:4:5: 4:9 (#0) }), Alone), (Token(Token { kind: Ident("Block", false), span: /opt/rustwide/target/debug/build/copper-42ec541dd74b28bb/out/blocks.rs:4:10: 4:15 (#0) }), Alone)] }]', compiler/rustc_parse/src/parser/attr_wrapper.rs:501:5 [INFO] [stdout] error: expected one of `(`, `,`, `=`, `{`, or `}`, found `minecraft` [INFO] [stdout] --> /opt/rustwide/target/debug/build/copper-42ec541dd74b28bb/out/blocks.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 5 | AcaciaButton [INFO] [stdout] | - [INFO] [stdout] | | [INFO] [stdout] | expected one of `(`, `,`, `=`, `{`, or `}` [INFO] [stdout] | help: missing `,` [INFO] [stdout] 6 | minecraft:acaciaDoor [INFO] [stdout] | ^^^^^^^^^ unexpected token [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] stack backtrace: [INFO] [stdout] error: expected one of `(`, `,`, `=`, `{`, or `}`, found `:` [INFO] [stdout] --> /opt/rustwide/target/debug/build/copper-42ec541dd74b28bb/out/blocks.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | minecraft:acaciaDoor [INFO] [stdout] | ^ expected one of `(`, `,`, `=`, `{`, or `}` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected item, found `:` [INFO] [stdout] --> /opt/rustwide/target/debug/build/copper-42ec541dd74b28bb/out/blocks.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | minecraft:acaciaDoor [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] 0: 0x7fd48ddbc2ac - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x7fd48ddbc2ac - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x7fd48ddbc2ac - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x7fd48ddbc2ac - ::fmt::h82b0e3aaf8a96140 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x7fd48de1921c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/fmt/mod.rs:1149:17 [INFO] [stderr] 5: 0x7fd48ddaca35 - std::io::Write::write_fmt::hc2da38dc44811df8 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/io/mod.rs:1697:15 [INFO] [stderr] 6: 0x7fd48ddbf500 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x7fd48ddbf500 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x7fd48ddbf500 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:211:50 [INFO] [stderr] 9: 0x7fd48ddbf0ab - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:228:9 [INFO] [stderr] 10: 0x7fd48e556351 - rustc_driver[e620c7401644acc4]::DEFAULT_HOOK::{closure#0}::{closure#0} [INFO] [stderr] 11: 0x7fd48ddbfd19 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:610:17 [INFO] [stderr] 12: 0x7fd48ddbf7d0 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:502:13 [INFO] [stderr] 13: 0x7fd48ddbc764 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stderr] 14: 0x7fd48ddbf739 - rust_begin_unwind [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:498:5 [INFO] [stderr] 15: 0x7fd48dd84631 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panicking.rs:107:14 [INFO] [stderr] 16: 0x7fd490b89d93 - ::create_token_stream [INFO] [stderr] 17: 0x7fd490d4e811 - <&mut ::to_tokenstream::{closure#0} as core[cc79c391059f8e46]::ops::function::FnOnce<(&(rustc_ast[e341d3e7405d2b98]::tokenstream::AttrAnnotatedTokenTree, rustc_ast[e341d3e7405d2b98]::tokenstream::Spacing),)>>::call_once [INFO] [stderr] 18: 0x7fd4903bd626 - , smallvec[228d45b6466bee1e]::IntoIter<[(rustc_ast[e341d3e7405d2b98]::tokenstream::TokenTree, rustc_ast[e341d3e7405d2b98]::tokenstream::Spacing); 1usize]>, ::to_tokenstream::{closure#0}> as core[cc79c391059f8e46]::iter::traits::iterator::Iterator>::next [INFO] [stderr] 19: 0x7fd490d4d4e5 - as alloc[b6a2207b7a5ae293]::vec::spec_from_iter::SpecFromIter<(rustc_ast[e341d3e7405d2b98]::tokenstream::TokenTree, rustc_ast[e341d3e7405d2b98]::tokenstream::Spacing), core[cc79c391059f8e46]::iter::adapters::flatten::FlatMap, smallvec[228d45b6466bee1e]::IntoIter<[(rustc_ast[e341d3e7405d2b98]::tokenstream::TokenTree, rustc_ast[e341d3e7405d2b98]::tokenstream::Spacing); 1usize]>, ::to_tokenstream::{closure#0}>>>::from_iter [INFO] [stderr] 20: 0x7fd490d4f0e8 - ::to_tokenstream [INFO] [stderr] 21: 0x7fd490b7707e - rustc_parse[31e50852a1a78e94]::prepend_attrs [INFO] [stderr] 22: 0x7fd490b76766 - rustc_parse[31e50852a1a78e94]::nt_to_tokenstream [INFO] [stderr] 23: 0x7fd490b0f485 - ::expand [INFO] [stderr] 24: 0x7fd48ffdb2cf - ::fully_expand_fragment [INFO] [stderr] 25: 0x7fd490b0894a - ::expand_crate [INFO] [stderr] 26: 0x7fd49043c534 - ::time::, rustc_interface[f89f8228a4e35bc7]::passes::configure_and_expand::{closure#1}> [INFO] [stderr] 27: 0x7fd49041c253 - rustc_interface[f89f8228a4e35bc7]::passes::configure_and_expand [INFO] [stderr] 28: 0x7fd490418709 - ::expansion [INFO] [stderr] 29: 0x7fd4903fbf33 - ::enter::, rustc_errors[c8a333c965fedc03]::ErrorReported>> [INFO] [stderr] 30: 0x7fd4903ec20d - rustc_span[2d5555579096f1fe]::with_source_map::, rustc_interface[f89f8228a4e35bc7]::interface::create_compiler_and_run, rustc_driver[e620c7401644acc4]::run_compiler::{closure#1}>::{closure#1}> [INFO] [stderr] 31: 0x7fd49040d8da - rustc_interface[f89f8228a4e35bc7]::interface::create_compiler_and_run::, rustc_driver[e620c7401644acc4]::run_compiler::{closure#1}> [INFO] [stderr] 32: 0x7fd4903efb3b - >::set::, rustc_driver[e620c7401644acc4]::run_compiler::{closure#1}>::{closure#0}, core[cc79c391059f8e46]::result::Result<(), rustc_errors[c8a333c965fedc03]::ErrorReported>>::{closure#0}::{closure#0}, core[cc79c391059f8e46]::result::Result<(), rustc_errors[c8a333c965fedc03]::ErrorReported>> [INFO] [stderr] 33: 0x7fd4903eee55 - std[a3bc703e0d1c3409]::sys_common::backtrace::__rust_begin_short_backtrace::, rustc_driver[e620c7401644acc4]::run_compiler::{closure#1}>::{closure#0}, core[cc79c391059f8e46]::result::Result<(), rustc_errors[c8a333c965fedc03]::ErrorReported>>::{closure#0}, core[cc79c391059f8e46]::result::Result<(), rustc_errors[c8a333c965fedc03]::ErrorReported>> [INFO] [stderr] 34: 0x7fd490411002 - <::spawn_unchecked, rustc_driver[e620c7401644acc4]::run_compiler::{closure#1}>::{closure#0}, core[cc79c391059f8e46]::result::Result<(), rustc_errors[c8a333c965fedc03]::ErrorReported>>::{closure#0}, core[cc79c391059f8e46]::result::Result<(), rustc_errors[c8a333c965fedc03]::ErrorReported>>::{closure#1} as core[cc79c391059f8e46]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 35: 0x7fd48ddcb003 - as core::ops::function::FnOnce>::call_once::he162a5c338a10a39 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/alloc/src/boxed.rs:1694:9 [INFO] [stderr] 36: 0x7fd48ddcb003 - as core::ops::function::FnOnce>::call_once::hb27497b21740dd97 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/alloc/src/boxed.rs:1694:9 [INFO] [stderr] 37: 0x7fd48ddcb003 - std::sys::unix::thread::Thread::new::thread_start::he467e990e49c5136 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys/unix/thread.rs:106:17 [INFO] [stderr] 38: 0x7fd48dce2609 - start_thread [INFO] [stderr] 39: 0x7fd48dbf6293 - clone [INFO] [stderr] 40: 0x0 - [INFO] [stderr] [INFO] [stderr] error: internal compiler error: unexpected panic [INFO] [stderr] [INFO] [stderr] note: 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: rustc 1.58.0-nightly (722e17972 2021-11-20) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C embed-bitcode=no -C debuginfo=2 --crate-type lib [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] end of query stack [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `copper` due to 4 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "2821522d3660a86e0eaf09f1eaf91b04e1303add6ce3cf4e9c515e7dbd014a0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2821522d3660a86e0eaf09f1eaf91b04e1303add6ce3cf4e9c515e7dbd014a0e", kill_on_drop: false }` [INFO] [stdout] 2821522d3660a86e0eaf09f1eaf91b04e1303add6ce3cf4e9c515e7dbd014a0e