[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#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flolgeny%2Fcopper" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lolgeny/copper on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-8/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_derive v1.0.123 [INFO] [stderr] Downloaded serde v1.0.123 [INFO] [stderr] Downloaded syn v1.0.60 [INFO] [stderr] Downloaded serde_json v1.0.62 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1ff40b07f7ab0d872645f8d6647f97e527a36edc7508eba1ca6a49a96cb6e9d6 [INFO] running `Command { std: "docker" "start" "-a" "1ff40b07f7ab0d872645f8d6647f97e527a36edc7508eba1ca6a49a96cb6e9d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1ff40b07f7ab0d872645f8d6647f97e527a36edc7508eba1ca6a49a96cb6e9d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ff40b07f7ab0d872645f8d6647f97e527a36edc7508eba1ca6a49a96cb6e9d6", kill_on_drop: false }` [INFO] [stdout] 1ff40b07f7ab0d872645f8d6647f97e527a36edc7508eba1ca6a49a96cb6e9d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e242090ffe800fc000f34e32468782ba4ec3cca4a897e344ca2574f09ada8578 [INFO] running `Command { std: "docker" "start" "-a" "e242090ffe800fc000f34e32468782ba4ec3cca4a897e344ca2574f09ada8578", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling copper v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Compiling serde_json v1.0.62 [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] [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] [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] 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] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f27a5e9fe7c - std::backtrace_rs::backtrace::libunwind::trace::h793e05efd273d0f4 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x7f27a5e9fe7c - std::backtrace_rs::backtrace::trace_unsynchronized::h640b7b86ff610c77 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x7f27a5e9fe7c - std::sys_common::backtrace::_print_fmt::h362fa2a4f354f877 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x7f27a5e9fe7c - ::fmt::hf439e5ed84c74abd [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x7f27a5efd28c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/fmt/mod.rs:1149:17 [INFO] [stderr] 5: 0x7f27a5e906a5 - std::io::Write::write_fmt::h5562a8b6da0f0339 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/io/mod.rs:1697:15 [INFO] [stderr] 6: 0x7f27a5ea30d0 - std::sys_common::backtrace::_print::hb29ddd998d02631c [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x7f27a5ea30d0 - std::sys_common::backtrace::print::h81965e3d7c90fbb6 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x7f27a5ea30d0 - std::panicking::default_hook::{{closure}}::h84db205ab6674b38 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:211:50 [INFO] [stderr] 9: 0x7f27a5ea2c7b - std::panicking::default_hook::h1bf8bb4159936bca [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:228:9 [INFO] [stderr] 10: 0x7f27a6639231 - rustc_driver[e620c7401644acc4]::DEFAULT_HOOK::{closure#0}::{closure#0} [INFO] [stderr] 11: 0x7f27a5ea38e9 - std::panicking::rust_panic_with_hook::hf8e86850fbbd03b1 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:610:17 [INFO] [stderr] 12: 0x7f27a5ea33a0 - std::panicking::begin_panic_handler::{{closure}}::h590a0d6060ff866e [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:502:13 [INFO] [stderr] 13: 0x7f27a5ea0334 - std::sys_common::backtrace::__rust_end_short_backtrace::h260b8bd1c848a03c [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stderr] 14: 0x7f27a5ea3309 - rust_begin_unwind [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:498:5 [INFO] [stderr] 15: 0x7f27a5e68281 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/panicking.rs:106:14 [INFO] [stderr] 16: 0x7f27a8c36cbe - ::create_token_stream [INFO] [stderr] 17: 0x7f27a8dff5c1 - <&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: 0x7f27a846fdc6 - , 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: 0x7f27a8dfe295 - as alloc[9a4bc13598ff604f]::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: 0x7f27a8dffe98 - ::to_tokenstream [INFO] [stderr] 21: 0x7f27a8c2323e - rustc_parse[31e50852a1a78e94]::prepend_attrs [INFO] [stderr] 22: 0x7f27a8c22926 - rustc_parse[31e50852a1a78e94]::nt_to_tokenstream [INFO] [stderr] 23: 0x7f27a8bbcdc0 - ::expand [INFO] [stderr] 24: 0x7f27a80ad86c - ::fully_expand_fragment [INFO] [stderr] 25: 0x7f27a8bb635a - ::expand_crate [INFO] [stderr] 26: 0x7f27a84f0e54 - ::time::, rustc_interface[f89f8228a4e35bc7]::passes::configure_and_expand::{closure#1}> [INFO] [stderr] 27: 0x7f27a84cd593 - rustc_interface[f89f8228a4e35bc7]::passes::configure_and_expand [INFO] [stderr] 28: 0x7f27a84c9aa8 - ::expansion [INFO] [stderr] 29: 0x7f27a84af443 - ::enter::, rustc_errors[c8a333c965fedc03]::ErrorReported>> [INFO] [stderr] 30: 0x7f27a849f91d - 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: 0x7f27a84b04c8 - >::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] 32: 0x7f27a84a23e5 - std[a5529df289459975]::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] 33: 0x7f27a849e4b2 - <::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] 34: 0x7f27a5eaeda3 - as core::ops::function::FnOnce>::call_once::h771719d52c343434 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/alloc/src/boxed.rs:1694:9 [INFO] [stderr] 35: 0x7f27a5eaeda3 - as core::ops::function::FnOnce>::call_once::hf441746dfa4b0f57 [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/alloc/src/boxed.rs:1694:9 [INFO] [stderr] 36: 0x7f27a5eaeda3 - std::sys::unix::thread::Thread::new::thread_start::hfd168f9d312b29ca [INFO] [stderr] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys/unix/thread.rs:106:17 [INFO] [stderr] 37: 0x7f27a5dc6609 - start_thread [INFO] [stderr] 38: 0x7f27a5cda293 - clone [INFO] [stderr] 39: 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 (826227585 2021-11-11) 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] running `Command { std: "docker" "inspect" "e242090ffe800fc000f34e32468782ba4ec3cca4a897e344ca2574f09ada8578", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e242090ffe800fc000f34e32468782ba4ec3cca4a897e344ca2574f09ada8578", kill_on_drop: false }` [INFO] [stdout] e242090ffe800fc000f34e32468782ba4ec3cca4a897e344ca2574f09ada8578