[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 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flolgeny%2Fcopper" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lolgeny/copper on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-3/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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 6bb8014c6fa2cfd512430a9f5cd99e48bb8ddbf0e94031b3ef142f4a9767b050 [INFO] running `Command { std: "docker" "start" "-a" "6bb8014c6fa2cfd512430a9f5cd99e48bb8ddbf0e94031b3ef142f4a9767b050", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6bb8014c6fa2cfd512430a9f5cd99e48bb8ddbf0e94031b3ef142f4a9767b050", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bb8014c6fa2cfd512430a9f5cd99e48bb8ddbf0e94031b3ef142f4a9767b050", kill_on_drop: false }` [INFO] [stdout] 6bb8014c6fa2cfd512430a9f5cd99e48bb8ddbf0e94031b3ef142f4a9767b050 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a86d63b97effa197f6fb5172160423d32eec3578a1fcdf8635449bb51c60e622 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a86d63b97effa197f6fb5172160423d32eec3578a1fcdf8635449bb51c60e622", kill_on_drop: false }` [INFO] [stderr] Compiling serde_json v1.0.62 [INFO] [stderr] Compiling copper v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Compiling serde v1.0.123 [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-bd46317e4a0636af/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-bd46317e4a0636af/out/blocks.rs:5:5: 5:17 (#0) }), Alone), (Token(Token { kind: Ident("minecraft", false), span: /opt/rustwide/target/debug/build/copper-bd46317e4a0636af/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-bd46317e4a0636af/out/blocks.rs:4:1: 4:4 (#0) }), Alone), (Token(Token { kind: Ident("enum", false), span: /opt/rustwide/target/debug/build/copper-bd46317e4a0636af/out/blocks.rs:4:5: 4:9 (#0) }), Alone), (Token(Token { kind: Ident("Block", false), span: /opt/rustwide/target/debug/build/copper-bd46317e4a0636af/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-bd46317e4a0636af/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-bd46317e4a0636af/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-bd46317e4a0636af/out/blocks.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | minecraft:acaciaDoor [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f86b152ab40 - std::backtrace_rs::backtrace::libunwind::trace::ha0ad43e8a952bfe7 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x7f86b152ab40 - std::backtrace_rs::backtrace::trace_unsynchronized::h6830419c0c4130dc [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x7f86b152ab40 - std::sys_common::backtrace::_print_fmt::h8f3516631ffa1ef5 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x7f86b152ab40 - ::fmt::he1640d5f0d93f618 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x7f86b15986bc - core::fmt::write::h88012e1f01caeebf [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x7f86b151c2d5 - std::io::Write::write_fmt::h360fa85b30182555 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/io/mod.rs:1665:15 [INFO] [stderr] 6: 0x7f86b152e89b - std::sys_common::backtrace::_print::ha1f00492f406a015 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x7f86b152e89b - std::sys_common::backtrace::print::hd54561b13feb6af3 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x7f86b152e89b - std::panicking::default_hook::{{closure}}::h84fe124cd0864662 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x7f86b152e371 - std::panicking::default_hook::h5a8e74a76ce290a7 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x7f86b1d07251 - rustc_driver::DEFAULT_HOOK::{{closure}}::{{closure}}::h6de3be617154114e [INFO] [stderr] 11: 0x7f86b152f0c9 - std::panicking::rust_panic_with_hook::h67c812a4fe9d4c91 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:626:17 [INFO] [stderr] 12: 0x7f86b152eb87 - std::panicking::begin_panic_handler::{{closure}}::h33f9c1b96af300d7 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:519:13 [INFO] [stderr] 13: 0x7f86b152b03c - std::sys_common::backtrace::__rust_end_short_backtrace::h51bae64be5921f0e [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 14: 0x7f86b152eae9 - rust_begin_unwind [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:515:5 [INFO] [stderr] 15: 0x7f86b14f7aab - std::panicking::begin_panic_fmt::h7ab3d84aa4ae32a2 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:457:5 [INFO] [stderr] 16: 0x7f86b35f411b - ::create_token_stream::h747ab3c76fa32858 [INFO] [stderr] 17: 0x7f86b417de59 - core::ops::function::impls:: for &mut F>::call_once::ha426a63a86c8841b [INFO] [stderr] 18: 0x7f86b37ccf2f - as core::iter::traits::iterator::Iterator>::next::ha2ed15702fe00a51 [INFO] [stderr] 19: 0x7f86b37ce257 - as alloc::vec::spec_from_iter::SpecFromIter>::from_iter::ha6ca0a342a24cce8 [INFO] [stderr] 20: 0x7f86b417e968 - rustc_ast::tokenstream::AttrAnnotatedTokenStream::to_tokenstream::ha57cbdbb40bd8730 [INFO] [stderr] 21: 0x7f86b3f87aaf - rustc_parse::prepend_attrs::h2f8fbc245ad11be1 [INFO] [stderr] 22: 0x7f86b3f87044 - rustc_parse::nt_to_tokenstream::h500e61a3577de974 [INFO] [stderr] 23: 0x7f86b3f1131b - ::expand::ha7964cda1859bc10 [INFO] [stderr] 24: 0x7f86b34f8a71 - rustc_expand::expand::MacroExpander::fully_expand_fragment::h9c88bd08102b332f [INFO] [stderr] 25: 0x7f86b3f0cc6b - rustc_expand::expand::MacroExpander::expand_crate::h4cdd16c34d68fb61 [INFO] [stderr] 26: 0x7f86b384f042 - rustc_session::utils::::time::h6a599d78d74f81b4 [INFO] [stderr] 27: 0x7f86b38296dc - rustc_interface::passes::configure_and_expand::h42c2bbd6fabcbf88 [INFO] [stderr] 28: 0x7f86b3823843 - rustc_interface::queries::Queries::expansion::h4830aa84e78751b5 [INFO] [stderr] 29: 0x7f86b38028a3 - rustc_interface::queries::::enter::h2007d30ef68567cb [INFO] [stderr] 30: 0x7f86b37f244c - rustc_span::with_source_map::hc5adfd8eb2dd5236 [INFO] [stderr] 31: 0x7f86b3803c8a - rustc_interface::interface::create_compiler_and_run::h976ed8e22b4f89b8 [INFO] [stderr] 32: 0x7f86b37f6e89 - scoped_tls::ScopedKey::set::h4a2887b4d5b96c48 [INFO] [stderr] 33: 0x7f86b37f39aa - std::sys_common::backtrace::__rust_begin_short_backtrace::h220030c0c75c9d89 [INFO] [stderr] 34: 0x7f86b37f2df5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd62830e2741d6b63 [INFO] [stderr] 35: 0x7f86b153b657 - as core::ops::function::FnOnce>::call_once::h6bff7798948b1075 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/alloc/src/boxed.rs:1572:9 [INFO] [stderr] 36: 0x7f86b153b657 - as core::ops::function::FnOnce>::call_once::hc2d25ac38f6b2342 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/alloc/src/boxed.rs:1572:9 [INFO] [stderr] 37: 0x7f86b153b657 - std::sys::unix::thread::Thread::new::thread_start::hbba5bc368baac205 [INFO] [stderr] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys/unix/thread.rs:74:17 [INFO] [stderr] 38: 0x7f86b1455609 - start_thread [INFO] [stderr] 39: 0x7f86b1369293 - 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 1.55.0 (c8dfcfe04 2021-09-06) 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" "a86d63b97effa197f6fb5172160423d32eec3578a1fcdf8635449bb51c60e622", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a86d63b97effa197f6fb5172160423d32eec3578a1fcdf8635449bb51c60e622", kill_on_drop: false }` [INFO] [stdout] a86d63b97effa197f6fb5172160423d32eec3578a1fcdf8635449bb51c60e622