[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] checking lolgeny/copper against try#b0d0ea232bdae12fa8da8491a91ae1db029990ef for pr-84037 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flolgeny%2Fcopper" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lolgeny/copper on toolchain b0d0ea232bdae12fa8da8491a91ae1db029990ef [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "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-1/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" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded convert_case v0.4.0 [INFO] [stderr] Downloaded serde_derive v1.0.123 [INFO] [stderr] Downloaded serde_json v1.0.62 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] af5b36371c8e98b54ee902389f630e8135ce030945644458431189c95cd83efa [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" "af5b36371c8e98b54ee902389f630e8135ce030945644458431189c95cd83efa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "af5b36371c8e98b54ee902389f630e8135ce030945644458431189c95cd83efa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af5b36371c8e98b54ee902389f630e8135ce030945644458431189c95cd83efa", kill_on_drop: false }` [INFO] [stdout] af5b36371c8e98b54ee902389f630e8135ce030945644458431189c95cd83efa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1c81b8e9a5db2216ff93473951ce58a016edec1ea4169e625496d09dbc619c5a [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" "1c81b8e9a5db2216ff93473951ce58a016edec1ea4169e625496d09dbc619c5a", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Compiling serde_json v1.0.62 [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 syn v1.0.60 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Checking 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] [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-b091888c425c33e9/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] thread 'rustc' panicked at 'Stack should be empty: final_buf=FrameData { open: /opt/rustwide/target/debug/build/copper-b091888c425c33e9/out/blocks.rs:4:16: 4:17 (#0), inner: [(Token(Token { kind: Ident("AcaciaButton", false), span: /opt/rustwide/target/debug/build/copper-b091888c425c33e9/out/blocks.rs:5:5: 5:17 (#0) }), Alone), (Token(Token { kind: Ident("minecraft", false), span: /opt/rustwide/target/debug/build/copper-b091888c425c33e9/out/blocks.rs:6:1: 6:10 (#0) }), Joint)] } stack=[FrameData { open: src/lib.rs:1:1: 1:1 (#0), inner: [(Token(Token { kind: Ident("pub", false), span: /opt/rustwide/target/debug/build/copper-b091888c425c33e9/out/blocks.rs:4:1: 4:4 (#0) }), Alone), (Token(Token { kind: Ident("enum", false), span: /opt/rustwide/target/debug/build/copper-b091888c425c33e9/out/blocks.rs:4:5: 4:9 (#0) }), Alone), (Token(Token { kind: Ident("Block", false), span: /opt/rustwide/target/debug/build/copper-b091888c425c33e9/out/blocks.rs:4:10: 4:15 (#0) }), Alone)] }]', compiler/rustc_parse/src/parser/attr_wrapper.rs:212:5 [INFO] [stdout] error: expected one of `(`, `,`, `=`, `{`, or `}`, found `:` [INFO] [stdout] --> /opt/rustwide/target/debug/build/copper-b091888c425c33e9/out/blocks.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | minecraft:acaciaDoor [INFO] [stdout] | ^ expected one of `(`, `,`, `=`, `{`, or `}` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] stack backtrace: [INFO] [stdout] error: expected item, found `:` [INFO] [stdout] --> /opt/rustwide/target/debug/build/copper-b091888c425c33e9/out/blocks.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | minecraft:acaciaDoor [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] 0: 0x7fc9ddf67e40 - std::backtrace_rs::backtrace::libunwind::trace::h247d9dc800afe0ad [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x7fc9ddf67e40 - std::backtrace_rs::backtrace::trace_unsynchronized::h9a4153306adf486c [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x7fc9ddf67e40 - std::sys_common::backtrace::_print_fmt::h1ac8daa5000ee24c [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x7fc9ddf67e40 - ::fmt::h22a8e55d2cc5363a [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x7fc9ddfd90cf - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x7fc9ddf5c665 - std::io::Write::write_fmt::h441a47830651073b [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/io/mod.rs:1580:15 [INFO] [stderr] 6: 0x7fc9ddf6ba2b - std::sys_common::backtrace::_print::hd1e0ee1c195f9f05 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x7fc9ddf6ba2b - std::sys_common::backtrace::print::h7d1098def5c25d20 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x7fc9ddf6ba2b - std::panicking::default_hook::{{closure}}::h484b8b15967e42c8 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x7fc9ddf6b50d - std::panicking::default_hook::h82c79ca49716b79d [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x7fc9de72b6ad - rustc_driver::report_ice::h789c836b3ca96936 [INFO] [stderr] 11: 0x7fc9ddf6c140 - std::panicking::rust_panic_with_hook::h6df253a3c973d6b6 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:595:17 [INFO] [stderr] 12: 0x7fc9ddf6bd17 - std::panicking::begin_panic_handler::{{closure}}::hc6a4120674935ea3 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:497:13 [INFO] [stderr] 13: 0x7fc9ddf682fc - std::sys_common::backtrace::__rust_end_short_backtrace::h9b5f057c8351b0b1 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 14: 0x7fc9ddf6bc79 - rust_begin_unwind [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:493:5 [INFO] [stderr] 15: 0x7fc9ddf37b8b - std::panicking::begin_panic_fmt::hf021b7eb1c320697 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:435:5 [INFO] [stderr] 16: 0x7fc9e096a493 - ::collect_tokens_trailing_token::LazyTokenStreamImpl as rustc_ast::tokenstream::CreateTokenStream>::create_token_stream::h03345e2727a55ded [INFO] [stderr] 17: 0x7fc9e0975c8d - rustc_parse::prepend_attrs::h5888ff0cd4d7c0c0 [INFO] [stderr] 18: 0x7fc9e0975675 - rustc_parse::nt_to_tokenstream::hf7d203d09f335f59 [INFO] [stderr] 19: 0x7fc9e08eff6f - ::expand::h41a311a768398bb7 [INFO] [stderr] 20: 0x7fc9dfee2cda - rustc_expand::expand::MacroExpander::fully_expand_fragment::he35d5ae8baf2a420 [INFO] [stderr] 21: 0x7fc9e08f3e20 - rustc_expand::expand::MacroExpander::expand_crate::hd60fcd8e0159b1ef [INFO] [stderr] 22: 0x7fc9e01fa4c1 - rustc_session::utils::::time::h7b1e87d1b8d7ad51 [INFO] [stderr] 23: 0x7fc9e02017ac - rustc_interface::passes::configure_and_expand_inner::hb9843e0f09c30b40 [INFO] [stderr] 24: 0x7fc9e01ff29f - rustc_interface::passes::configure_and_expand::{{closure}}::hcf1275b6b4352f51 [INFO] [stderr] 25: 0x7fc9e01fb928 - rustc_data_structures::box_region::PinnedGenerator::new::h6000c4e76c6f991e [INFO] [stderr] 26: 0x7fc9e0200c4a - rustc_interface::passes::configure_and_expand::hd643cc3f33ec5cb3 [INFO] [stderr] 27: 0x7fc9e020a344 - rustc_interface::queries::Queries::expansion::h415e55b909e73e46 [INFO] [stderr] 28: 0x7fc9e01c8ad3 - rustc_interface::queries::::enter::hddef2253f1865132 [INFO] [stderr] 29: 0x7fc9e01c7c34 - rustc_span::with_source_map::h4450dc208807bf0b [INFO] [stderr] 30: 0x7fc9e01c9c71 - rustc_interface::interface::create_compiler_and_run::h3fb5e958b02bafb6 [INFO] [stderr] 31: 0x7fc9e01e3298 - scoped_tls::ScopedKey::set::h62e3397a5ec16192 [INFO] [stderr] 32: 0x7fc9e01e37b3 - std::sys_common::backtrace::__rust_begin_short_backtrace::h480a4a86dc362a03 [INFO] [stderr] 33: 0x7fc9e01e70b5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h318b00f164562fc4 [INFO] [stderr] 34: 0x7fc9ddf7c053 - as core::ops::function::FnOnce>::call_once::h6b008a0c68b29434 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/alloc/src/boxed.rs:1546:9 [INFO] [stderr] 35: 0x7fc9ddf7c053 - as core::ops::function::FnOnce>::call_once::ha1950c59ffb2c343 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/alloc/src/boxed.rs:1546:9 [INFO] [stderr] 36: 0x7fc9ddf7c053 - std::sys::unix::thread::Thread::new::thread_start::h9609bf93d713fb73 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stderr] 37: 0x7fc9dde98609 - start_thread [INFO] [stderr] 38: 0x7fc9dddac293 - 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 1.53.0-nightly (b0d0ea232 2021-04-10) 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: expected one of `(`, `,`, `=`, `{`, or `}`, found `minecraft` [INFO] [stdout] --> /opt/rustwide/target/debug/build/copper-b091888c425c33e9/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] thread 'rustc' panicked at 'Stack should be empty: final_buf=FrameData { open: /opt/rustwide/target/debug/build/copper-b091888c425c33e9/out/blocks.rs:4:16: 4:17 (#0), inner: [(Token(Token { kind: Ident("AcaciaButton", false), span: /opt/rustwide/target/debug/build/copper-b091888c425c33e9/out/blocks.rs:5:5: 5:17 (#0) }), Alone), (Token(Token { kind: Ident("minecraft", false), span: /opt/rustwide/target/debug/build/copper-b091888c425c33e9/out/blocks.rs:6:1: 6:10 (#0) }), Joint)] } stack=[FrameData { open: src/lib.rs:1:1: 1:1 (#0), inner: [(Token(Token { kind: Ident("pub", false), span: /opt/rustwide/target/debug/build/copper-b091888c425c33e9/out/blocks.rs:4:1: 4:4 (#0) }), Alone), (Token(Token { kind: Ident("enum", false), span: /opt/rustwide/target/debug/build/copper-b091888c425c33e9/out/blocks.rs:4:5: 4:9 (#0) }), Alone), (Token(Token { kind: Ident("Block", false), span: /opt/rustwide/target/debug/build/copper-b091888c425c33e9/out/blocks.rs:4:10: 4:15 (#0) }), Alone)] }]', compiler/rustc_parse/src/parser/attr_wrapper.rs:212:5 [INFO] [stdout] error: expected one of `(`, `,`, `=`, `{`, or `}`, found `:` [INFO] [stdout] --> /opt/rustwide/target/debug/build/copper-b091888c425c33e9/out/blocks.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | minecraft:acaciaDoor [INFO] [stdout] | ^ expected one of `(`, `,`, `=`, `{`, or `}` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] stack backtrace: [INFO] [stdout] error: expected item, found `:` [INFO] [stdout] --> /opt/rustwide/target/debug/build/copper-b091888c425c33e9/out/blocks.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | minecraft:acaciaDoor [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] 0: 0x7f82be3e9e40 - std::backtrace_rs::backtrace::libunwind::trace::h247d9dc800afe0ad [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x7f82be3e9e40 - std::backtrace_rs::backtrace::trace_unsynchronized::h9a4153306adf486c [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x7f82be3e9e40 - std::sys_common::backtrace::_print_fmt::h1ac8daa5000ee24c [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x7f82be3e9e40 - ::fmt::h22a8e55d2cc5363a [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x7f82be45b0cf - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x7f82be3de665 - std::io::Write::write_fmt::h441a47830651073b [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/io/mod.rs:1580:15 [INFO] [stderr] 6: 0x7f82be3eda2b - std::sys_common::backtrace::_print::hd1e0ee1c195f9f05 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x7f82be3eda2b - std::sys_common::backtrace::print::h7d1098def5c25d20 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x7f82be3eda2b - std::panicking::default_hook::{{closure}}::h484b8b15967e42c8 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x7f82be3ed50d - std::panicking::default_hook::h82c79ca49716b79d [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x7f82bebad6ad - rustc_driver::report_ice::h789c836b3ca96936 [INFO] [stderr] 11: 0x7f82be3ee140 - std::panicking::rust_panic_with_hook::h6df253a3c973d6b6 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:595:17 [INFO] [stderr] 12: 0x7f82be3edd17 - std::panicking::begin_panic_handler::{{closure}}::hc6a4120674935ea3 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:497:13 [INFO] [stderr] 13: 0x7f82be3ea2fc - std::sys_common::backtrace::__rust_end_short_backtrace::h9b5f057c8351b0b1 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 14: 0x7f82be3edc79 - rust_begin_unwind [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:493:5 [INFO] [stderr] 15: 0x7f82be3b9b8b - std::panicking::begin_panic_fmt::hf021b7eb1c320697 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:435:5 [INFO] [stderr] 16: 0x7f82c0dec493 - ::collect_tokens_trailing_token::LazyTokenStreamImpl as rustc_ast::tokenstream::CreateTokenStream>::create_token_stream::h03345e2727a55ded [INFO] [stderr] 17: 0x7f82c0df7c8d - rustc_parse::prepend_attrs::h5888ff0cd4d7c0c0 [INFO] [stderr] 18: 0x7f82c0df7675 - rustc_parse::nt_to_tokenstream::hf7d203d09f335f59 [INFO] [stderr] 19: 0x7f82c0d71f6f - ::expand::h41a311a768398bb7 [INFO] [stderr] 20: 0x7f82c0364cda - rustc_expand::expand::MacroExpander::fully_expand_fragment::he35d5ae8baf2a420 [INFO] [stderr] 21: 0x7f82c0d75e20 - rustc_expand::expand::MacroExpander::expand_crate::hd60fcd8e0159b1ef [INFO] [stderr] 22: 0x7f82c067c4c1 - rustc_session::utils::::time::h7b1e87d1b8d7ad51 [INFO] [stderr] 23: 0x7f82c06837ac - rustc_interface::passes::configure_and_expand_inner::hb9843e0f09c30b40 [INFO] [stderr] error: could not compile `copper` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] 24: 0x7f82c068129f - rustc_interface::passes::configure_and_expand::{{closure}}::hcf1275b6b4352f51 [INFO] [stderr] 25: 0x7f82c067d928 - rustc_data_structures::box_region::PinnedGenerator::new::h6000c4e76c6f991e [INFO] [stderr] 26: 0x7f82c0682c4a - rustc_interface::passes::configure_and_expand::hd643cc3f33ec5cb3 [INFO] [stderr] 27: 0x7f82c068c344 - rustc_interface::queries::Queries::expansion::h415e55b909e73e46 [INFO] [stderr] 28: 0x7f82c064aad3 - rustc_interface::queries::::enter::hddef2253f1865132 [INFO] [stderr] 29: 0x7f82c0649c34 - rustc_span::with_source_map::h4450dc208807bf0b [INFO] [stderr] 30: 0x7f82c064bc71 - rustc_interface::interface::create_compiler_and_run::h3fb5e958b02bafb6 [INFO] [stderr] 31: 0x7f82c0665298 - scoped_tls::ScopedKey::set::h62e3397a5ec16192 [INFO] [stderr] 32: 0x7f82c06657b3 - std::sys_common::backtrace::__rust_begin_short_backtrace::h480a4a86dc362a03 [INFO] [stderr] 33: 0x7f82c06690b5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h318b00f164562fc4 [INFO] [stderr] 34: 0x7f82be3fe053 - as core::ops::function::FnOnce>::call_once::h6b008a0c68b29434 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/alloc/src/boxed.rs:1546:9 [INFO] [stderr] 35: 0x7f82be3fe053 - as core::ops::function::FnOnce>::call_once::ha1950c59ffb2c343 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/alloc/src/boxed.rs:1546:9 [INFO] [stderr] 36: 0x7f82be3fe053 - std::sys::unix::thread::Thread::new::thread_start::h9609bf93d713fb73 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stderr] 37: 0x7f82be31a609 - start_thread [INFO] [stderr] 38: 0x7f82be22e293 - 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 1.53.0-nightly (b0d0ea232 2021-04-10) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -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] end of query stack [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "1c81b8e9a5db2216ff93473951ce58a016edec1ea4169e625496d09dbc619c5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c81b8e9a5db2216ff93473951ce58a016edec1ea4169e625496d09dbc619c5a", kill_on_drop: false }` [INFO] [stdout] 1c81b8e9a5db2216ff93473951ce58a016edec1ea4169e625496d09dbc619c5a