[INFO] crate pegcel-macros 0.1.0 is already in cache [INFO] checking pegcel-macros-0.1.0 against master#d939f708d960161d23b964309ba68ff207fc0ead for pr-70087 [INFO] extracting crate pegcel-macros 0.1.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate pegcel-macros 0.1.0 on toolchain d939f708d960161d23b964309ba68ff207fc0ead [INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate pegcel-macros 0.1.0 [INFO] finished tweaking crates.io crate pegcel-macros 0.1.0 [INFO] tweaked toml for crates.io crate pegcel-macros 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 858e2f771567eb71cc5d42ce04c5487666f307883362aca7c61268ce210447e1 [INFO] running `"docker" "start" "-a" "858e2f771567eb71cc5d42ce04c5487666f307883362aca7c61268ce210447e1"` [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Checking pegcel-macros v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:285:97 [INFO] [stderr] | [INFO] [stderr] 285 | make_type(&item.item).unwrap_or_else(|| panic!("Non-advancing repetition"));; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:285:97 [INFO] [stderr] | [INFO] [stderr] 285 | make_type(&item.item).unwrap_or_else(|| panic!("Non-advancing repetition"));; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] thread 'rustc' panicked at 'called `Option::unwrap()` on a `None` value', src/librustc/hir/mod.rs:81:37 [INFO] [stderr] stack backtrace: [INFO] [stderr] thread 'rustc' panicked at 'called `Option::unwrap()` on a `None` value', src/librustc/hir/mod.rs:81:37 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f859a3150b4 - backtrace::backtrace::libunwind::trace::hdbfb90b3ac3ad82c [INFO] [stderr] 0: 0x7ff12d02a0b4 - backtrace::backtrace::libunwind::trace::hdbfb90b3ac3ad82c [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x7ff12d02a0b4 - backtrace::backtrace::trace_unsynchronized::hdc2d8de557dbdcaf [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7ff12d02a0b4 - std::sys_common::backtrace::_print_fmt::hc847b4cbd733969c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x7ff12d02a0b4 - ::fmt::h1834f0d5f0f485d9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x7f859a3150b4 - backtrace::backtrace::trace_unsynchronized::hdc2d8de557dbdcaf [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7f859a3150b4 - std::sys_common::backtrace::_print_fmt::hc847b4cbd733969c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x7f859a3150b4 - ::fmt::h1834f0d5f0f485d9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7f859a34dacc - core::fmt::write::h6932942104d5f1ae [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x7f859a306de3 - std::io::Write::write_fmt::h6ea75dc393077354 [INFO] [stderr] at src/libstd/io/mod.rs:1427 [INFO] [stderr] 6: 0x7f859a319f25 - std::sys_common::backtrace::_print::hbdd2af06305a234c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7f859a319f25 - std::sys_common::backtrace::print::hfa2e5bb1407a0009 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7f859a319f25 - std::panicking::default_hook::{{closure}}::h4196b1a9c9da64a2 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x7f859a319c72 - std::panicking::default_hook::h853dd04629d084b0 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 4: 0x7ff12d062acc - core::fmt::write::h6932942104d5f1ae [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x7ff12d01bde3 - std::io::Write::write_fmt::h6ea75dc393077354 [INFO] [stderr] at src/libstd/io/mod.rs:1427 [INFO] [stderr] 6: 0x7ff12d02ef25 - std::sys_common::backtrace::_print::hbdd2af06305a234c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7ff12d02ef25 - std::sys_common::backtrace::print::hfa2e5bb1407a0009 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7ff12d02ef25 - std::panicking::default_hook::{{closure}}::h4196b1a9c9da64a2 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x7ff12d02ec72 - std::panicking::default_hook::h853dd04629d084b0 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x7ff12d68d573 - rustc_driver::report_ice::h37110b2df4d302f9 [INFO] [stderr] 11: 0x7ff12d02f6a5 - std::panicking::rust_panic_with_hook::h06766489222c5b1f [INFO] [stderr] at src/libstd/panicking.rs:515 [INFO] [stderr] 12: 0x7ff12d02f1bb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 13: 0x7ff12d05f761 - core::panicking::panic_fmt::h70f73dd0c53f6a1b [INFO] [stderr] at src/libcore/panicking.rs:111 [INFO] [stderr] 14: 0x7ff12d05f6ad - core::panicking::panic::h8949d295691d9372 [INFO] [stderr] at src/libcore/panicking.rs:54 [INFO] [stderr] 15: 0x7ff12fa1e662 - core::ops::function::FnOnce::call_once::h12065f39f0b6311b [INFO] [stderr] 16: 0x7ff12f7d4a4b - rustc::ty::query::::compute::h10dbd539d40032dc [INFO] [stderr] 17: 0x7ff12fbc3d46 - rustc::dep_graph::graph::DepGraph::with_task_impl::h22d1ca3dfce40383 [INFO] [stderr] 18: 0x7ff12f6a7248 - rustc::ty::query::plumbing::::get_query::h12f8870478f2960f [INFO] [stderr] 19: 0x7ff12fc42752 - rustc::hir::map::Map::get_entry::hf2f179e059dc5b6b [INFO] [stderr] 20: 0x7ff12fc44203 - rustc::hir::map::Map::find::heb2dc2f1416b8ea3 [INFO] [stderr] 21: 0x7ff12e415cc6 - rustc_passes::dead::MarkSymbolVisitor::check_def_id::h3bcbce5fca999079 [INFO] [stderr] 22: 0x7ff12e37d73b - rustc_hir::intravisit::walk_item::hfcde566590e287e5 [INFO] [stderr] 23: 0x7ff12e41866a - rustc_passes::dead::check_crate::h13e54a581f9d47cc [INFO] [stderr] 24: 0x7ff12d87f650 - rustc_session::utils::::time::h2458cf43f4082c3e [INFO] [stderr] 25: 0x7ff12d8ede43 - rustc_interface::passes::analysis::{{closure}}::{{closure}}::hdcc55c3c5716b148 [INFO] [stderr] 26: 0x7ff12d881d94 - rustc_session::utils::::time::h603ac2a75c23020f [INFO] [stderr] 27: 0x7ff12d918cb4 - rustc_interface::passes::analysis::hb2fbc780c128cb58 [INFO] [stderr] 28: 0x7ff12d699bc7 - rustc::ty::query::__query_compute::analysis::hc470241115f763ae [INFO] [stderr] 29: 0x7ff12d702b1e - rustc::dep_graph::graph::DepGraph::with_task_impl::h8145b42b895db173 [INFO] [stderr] 30: 0x7ff12d6d99a4 - rustc::ty::query::plumbing::::get_query::h425ea7995d3cc545 [INFO] [stderr] 31: 0x7ff12d711b97 - rustc::ty::context::tls::enter_global::h11e9f6894fc852b9 [INFO] [stderr] 32: 0x7ff12d6e2184 - rustc_interface::interface::run_compiler_in_existing_thread_pool::ha8f28fc7f7f9165a [INFO] [stderr] 33: 0x7ff12d69536c - std::sys_common::backtrace::__rust_begin_short_backtrace::h30918276b81a492f [INFO] [stderr] 34: 0x7ff12d6e4a0e - core::ops::function::FnOnce::call_once{{vtable.shim}}::he7fca40d43338451 [INFO] [stderr] 35: 0x7ff12d00b83f - as core::ops::function::FnOnce>::call_once::hbe1510c05c206603 [INFO] [stderr] at /rustc/d939f708d960161d23b964309ba68ff207fc0ead/src/liballoc/boxed.rs:1017 [INFO] [stderr] 36: 0x7ff12d03f1fd - as core::ops::function::FnOnce>::call_once::hfa7747e768ca5f70 [INFO] [stderr] at /rustc/d939f708d960161d23b964309ba68ff207fc0ead/src/liballoc/boxed.rs:1017 [INFO] [stderr] 37: 0x7ff12d03f1fd - std::sys_common::thread::start_thread::h82b98ca7eaf2b310 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 38: 0x7ff12d03f1fd - std::sys::unix::thread::Thread::new::thread_start::h62648d7fb5a14d76 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:80 [INFO] [stderr] 39: 0x7ff12cda56db - start_thread [INFO] [stderr] 40: 0x7ff12c6c288f - __clone [INFO] [stderr] 41: 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/blob/master/CONTRIBUTING.md#bug-reports [INFO] [stderr] [INFO] [stderr] note: rustc 1.44.0-nightly (d939f708d 2020-03-18) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C prefer-dynamic -C debuginfo=2 --crate-type proc-macro [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 [hir_owner] processing `grammar::_9a4e10db71554eda87aabfc42ead4c0d` [INFO] [stderr] #1 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stderr] 10: 0x7f859a978573 - rustc_driver::report_ice::h37110b2df4d302f9 [INFO] [stderr] 11: 0x7f859a31a6a5 - std::panicking::rust_panic_with_hook::h06766489222c5b1f [INFO] [stderr] at src/libstd/panicking.rs:515 [INFO] [stderr] 12: 0x7f859a31a1bb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 13: 0x7f859a34a761 - core::panicking::panic_fmt::h70f73dd0c53f6a1b [INFO] [stderr] at src/libcore/panicking.rs:111 [INFO] [stderr] 14: 0x7f859a34a6ad - core::panicking::panic::h8949d295691d9372 [INFO] [stderr] at src/libcore/panicking.rs:54 [INFO] [stderr] 15: 0x7f859cd09662 - core::ops::function::FnOnce::call_once::h12065f39f0b6311b [INFO] [stderr] 16: 0x7f859cabfa4b - rustc::ty::query::::compute::h10dbd539d40032dc [INFO] [stderr] 17: 0x7f859ceaed46 - rustc::dep_graph::graph::DepGraph::with_task_impl::h22d1ca3dfce40383 [INFO] [stderr] 18: 0x7f859c992248 - rustc::ty::query::plumbing::::get_query::h12f8870478f2960f [INFO] [stderr] 19: 0x7f859cf2d752 - rustc::hir::map::Map::get_entry::hf2f179e059dc5b6b [INFO] [stderr] 20: 0x7f859cf2f203 - rustc::hir::map::Map::find::heb2dc2f1416b8ea3 [INFO] [stderr] 21: 0x7f859b700cc6 - rustc_passes::dead::MarkSymbolVisitor::check_def_id::h3bcbce5fca999079 [INFO] [stderr] 22: 0x7f859b66873b - rustc_hir::intravisit::walk_item::hfcde566590e287e5 [INFO] [stderr] 23: 0x7f859b70366a - rustc_passes::dead::check_crate::h13e54a581f9d47cc [INFO] [stderr] 24: 0x7f859ab6a650 - rustc_session::utils::::time::h2458cf43f4082c3e [INFO] [stderr] 25: 0x7f859abd8e43 - rustc_interface::passes::analysis::{{closure}}::{{closure}}::hdcc55c3c5716b148 [INFO] [stderr] 26: 0x7f859ab6cd94 - rustc_session::utils::::time::h603ac2a75c23020f [INFO] [stderr] 27: 0x7f859ac03cb4 - rustc_interface::passes::analysis::hb2fbc780c128cb58 [INFO] [stderr] 28: 0x7f859a984bc7 - rustc::ty::query::__query_compute::analysis::hc470241115f763ae [INFO] [stderr] 29: 0x7f859a9edb1e - rustc::dep_graph::graph::DepGraph::with_task_impl::h8145b42b895db173 [INFO] [stderr] 30: 0x7f859a9c49a4 - rustc::ty::query::plumbing::::get_query::h425ea7995d3cc545 [INFO] [stderr] 31: 0x7f859a9fcb97 - rustc::ty::context::tls::enter_global::h11e9f6894fc852b9 [INFO] [stderr] 32: 0x7f859a9cd184 - rustc_interface::interface::run_compiler_in_existing_thread_pool::ha8f28fc7f7f9165a [INFO] [stderr] 33: 0x7f859a98036c - std::sys_common::backtrace::__rust_begin_short_backtrace::h30918276b81a492f [INFO] [stderr] 34: 0x7f859a9cfa0e - core::ops::function::FnOnce::call_once{{vtable.shim}}::he7fca40d43338451 [INFO] [stderr] 35: 0x7f859a2f683f - as core::ops::function::FnOnce>::call_once::hbe1510c05c206603 [INFO] [stderr] at /rustc/d939f708d960161d23b964309ba68ff207fc0ead/src/liballoc/boxed.rs:1017 [INFO] [stderr] 36: 0x7f859a32a1fd - as core::ops::function::FnOnce>::call_once::hfa7747e768ca5f70 [INFO] [stderr] at /rustc/d939f708d960161d23b964309ba68ff207fc0ead/src/liballoc/boxed.rs:1017 [INFO] [stderr] 37: 0x7f859a32a1fd - std::sys_common::thread::start_thread::h82b98ca7eaf2b310 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 38: 0x7f859a32a1fd - std::sys::unix::thread::Thread::new::thread_start::h62648d7fb5a14d76 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:80 [INFO] [stderr] 39: 0x7f859a0906db - start_thread [INFO] [stderr] 40: 0x7f85999ad88f - __clone [INFO] [stderr] 41: 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/blob/master/CONTRIBUTING.md#bug-reports [INFO] [stderr] [INFO] [stderr] note: rustc 1.44.0-nightly (d939f708d 2020-03-18) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C prefer-dynamic -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 [hir_owner] processing `grammar::_9a4e10db71554eda87aabfc42ead4c0d` [INFO] [stderr] #1 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stderr] error: could not compile `pegcel-macros`. [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] error: could not compile `pegcel-macros`. [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] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:285:97 [INFO] [stderr] | [INFO] [stderr] 285 | make_type(&item.item).unwrap_or_else(|| panic!("Non-advancing repetition"));; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] thread 'rustc' panicked at 'called `Option::unwrap()` on a `None` value', src/librustc/hir/mod.rs:81:37 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7ff1b8a080b4 - backtrace::backtrace::libunwind::trace::hdbfb90b3ac3ad82c [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x7ff1b8a080b4 - backtrace::backtrace::trace_unsynchronized::hdc2d8de557dbdcaf [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7ff1b8a080b4 - std::sys_common::backtrace::_print_fmt::hc847b4cbd733969c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x7ff1b8a080b4 - ::fmt::h1834f0d5f0f485d9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7ff1b8a40acc - core::fmt::write::h6932942104d5f1ae [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x7ff1b89f9de3 - std::io::Write::write_fmt::h6ea75dc393077354 [INFO] [stderr] at src/libstd/io/mod.rs:1427 [INFO] [stderr] 6: 0x7ff1b8a0cf25 - std::sys_common::backtrace::_print::hbdd2af06305a234c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7ff1b8a0cf25 - std::sys_common::backtrace::print::hfa2e5bb1407a0009 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7ff1b8a0cf25 - std::panicking::default_hook::{{closure}}::h4196b1a9c9da64a2 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x7ff1b8a0cc72 - std::panicking::default_hook::h853dd04629d084b0 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x7ff1b906b573 - rustc_driver::report_ice::h37110b2df4d302f9 [INFO] [stderr] 11: 0x7ff1b8a0d6a5 - std::panicking::rust_panic_with_hook::h06766489222c5b1f [INFO] [stderr] at src/libstd/panicking.rs:515 [INFO] [stderr] 12: 0x7ff1b8a0d1bb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 13: 0x7ff1b8a3d761 - core::panicking::panic_fmt::h70f73dd0c53f6a1b [INFO] [stderr] at src/libcore/panicking.rs:111 [INFO] [stderr] 14: 0x7ff1b8a3d6ad - core::panicking::panic::h8949d295691d9372 [INFO] [stderr] at src/libcore/panicking.rs:54 [INFO] [stderr] 15: 0x7ff1bb3fc662 - core::ops::function::FnOnce::call_once::h12065f39f0b6311b [INFO] [stderr] 16: 0x7ff1bb1b2a4b - rustc::ty::query::::compute::h10dbd539d40032dc [INFO] [stderr] 17: 0x7ff1bb5a1d46 - rustc::dep_graph::graph::DepGraph::with_task_impl::h22d1ca3dfce40383 [INFO] [stderr] 18: 0x7ff1bb085248 - rustc::ty::query::plumbing::::get_query::h12f8870478f2960f [INFO] [stderr] 19: 0x7ff1bb620752 - rustc::hir::map::Map::get_entry::hf2f179e059dc5b6b [INFO] [stderr] 20: 0x7ff1bb622203 - rustc::hir::map::Map::find::heb2dc2f1416b8ea3 [INFO] [stderr] 21: 0x7ff1b9df3cc6 - rustc_passes::dead::MarkSymbolVisitor::check_def_id::h3bcbce5fca999079 [INFO] [stderr] 22: 0x7ff1b9d5b73b - rustc_hir::intravisit::walk_item::hfcde566590e287e5 [INFO] [stderr] 23: 0x7ff1b9df666a - rustc_passes::dead::check_crate::h13e54a581f9d47cc [INFO] [stderr] 24: 0x7ff1b925d650 - rustc_session::utils::::time::h2458cf43f4082c3e [INFO] [stderr] 25: 0x7ff1b92cbe43 - rustc_interface::passes::analysis::{{closure}}::{{closure}}::hdcc55c3c5716b148 [INFO] [stderr] 26: 0x7ff1b925fd94 - rustc_session::utils::::time::h603ac2a75c23020f [INFO] [stderr] 27: 0x7ff1b92f6cb4 - rustc_interface::passes::analysis::hb2fbc780c128cb58 [INFO] [stderr] 28: 0x7ff1b9077bc7 - rustc::ty::query::__query_compute::analysis::hc470241115f763ae [INFO] [stderr] 29: 0x7ff1b90e0b1e - rustc::dep_graph::graph::DepGraph::with_task_impl::h8145b42b895db173 [INFO] [stderr] 30: 0x7ff1b90b79a4 - rustc::ty::query::plumbing::::get_query::h425ea7995d3cc545 [INFO] [stderr] 31: 0x7ff1b90efb97 - rustc::ty::context::tls::enter_global::h11e9f6894fc852b9 [INFO] [stderr] 32: 0x7ff1b90c0184 - rustc_interface::interface::run_compiler_in_existing_thread_pool::ha8f28fc7f7f9165a [INFO] [stderr] 33: 0x7ff1b907336c - std::sys_common::backtrace::__rust_begin_short_backtrace::h30918276b81a492f [INFO] [stderr] 34: 0x7ff1b90c2a0e - core::ops::function::FnOnce::call_once{{vtable.shim}}::he7fca40d43338451 [INFO] [stderr] 35: 0x7ff1b89e983f - as core::ops::function::FnOnce>::call_once::hbe1510c05c206603 [INFO] [stderr] at /rustc/d939f708d960161d23b964309ba68ff207fc0ead/src/liballoc/boxed.rs:1017 [INFO] [stderr] 36: 0x7ff1b8a1d1fd - as core::ops::function::FnOnce>::call_once::hfa7747e768ca5f70 [INFO] [stderr] at /rustc/d939f708d960161d23b964309ba68ff207fc0ead/src/liballoc/boxed.rs:1017 [INFO] [stderr] 37: 0x7ff1b8a1d1fd - std::sys_common::thread::start_thread::h82b98ca7eaf2b310 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 38: 0x7ff1b8a1d1fd - std::sys::unix::thread::Thread::new::thread_start::h62648d7fb5a14d76 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:80 [INFO] [stderr] 39: 0x7ff1b87836db - start_thread [INFO] [stderr] 40: 0x7ff1b80a088f - __clone [INFO] [stderr] 41: 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/blob/master/CONTRIBUTING.md#bug-reports [INFO] [stderr] [INFO] [stderr] note: rustc 1.44.0-nightly (d939f708d 2020-03-18) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C prefer-dynamic -C debuginfo=2 --crate-type proc-macro [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 [hir_owner] processing `grammar::_9a4e10db71554eda87aabfc42ead4c0d` [INFO] [stderr] #1 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stderr] error: could not compile `pegcel-macros`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "858e2f771567eb71cc5d42ce04c5487666f307883362aca7c61268ce210447e1"` [INFO] running `"docker" "rm" "-f" "858e2f771567eb71cc5d42ce04c5487666f307883362aca7c61268ce210447e1"` [INFO] [stdout] 858e2f771567eb71cc5d42ce04c5487666f307883362aca7c61268ce210447e1