[INFO] crate jsyc-compiler 0.1.0 is already in cache [INFO] testing jsyc-compiler-0.1.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] extracting crate jsyc-compiler 0.1.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate jsyc-compiler 0.1.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate jsyc-compiler 0.1.0 [INFO] finished tweaking crates.io crate jsyc-compiler 0.1.0 [INFO] tweaked toml for crates.io crate jsyc-compiler 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2dbf54242e3ae1e38b29a84640358de6f9be5fef09333e5941971925a9587d48 [INFO] running `"docker" "start" "-a" "2dbf54242e3ae1e38b29a84640358de6f9be5fef09333e5941971925a9587d48"` [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling ascii v0.9.3 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling resast v0.2.1 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling unic-ucd-ident v0.7.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling backtrace-sys v0.1.35 [INFO] [stderr] Compiling regex v1.3.7 [INFO] [stderr] Compiling backtrace v0.3.46 [INFO] [stderr] Compiling combine v3.8.1 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling ress v0.6.3 [INFO] [stderr] error: internal compiler error: src/librustc_traits/normalize_erasing_regions.rs:37: could not fully normalize `combine::combinator::Y<::PartialState, ::PartialState>` [INFO] [stderr] [INFO] [stderr] thread 'rustc' panicked at 'Box', src/librustc_errors/lib.rs:904:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7fc958988a94 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x7fc958988a94 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7fc958988a94 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x7fc958988a94 - ::fmt::h7729313ad2d729c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7fc9589c706c - core::fmt::write::hb0049f6c12bdaffc [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x7fc95897a4e3 - std::io::Write::write_fmt::hfb486fa6ccb90f14 [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x7fc95898da95 - std::sys_common::backtrace::_print::ha087cac92e84a414 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7fc95898da95 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7fc95898da95 - std::panicking::default_hook::{{closure}}::h016d7de02def2736 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x7fc95898d7d2 - std::panicking::default_hook::h9386f7e484840463 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x7fc958f28ee3 - rustc_driver::report_ice::hfbc57901e1f30c8f [INFO] [stderr] 11: 0x7fc95898e215 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312 [INFO] [stderr] at src/libstd/panicking.rs:515 [INFO] [stderr] 12: 0x7fc95b737303 - std::panicking::begin_panic::ha9574320c8601922 [INFO] [stderr] 13: 0x7fc95b745240 - rustc_errors::HandlerInner::bug::h34e9c1019c888cf3 [INFO] [stderr] 14: 0x7fc95b743c70 - rustc_errors::Handler::bug::h72e95eadbaf909ea [INFO] [stderr] 15: 0x7fc95b0e9532 - rustc_middle::util::bug::opt_span_bug_fmt::{{closure}}::h1e3877b26b76c9e2 [INFO] [stderr] 16: 0x7fc95b0de00b - rustc_middle::ty::context::tls::with_opt::{{closure}}::hcabdd6ff19465302 [INFO] [stderr] 17: 0x7fc95b0ddf5a - rustc_middle::ty::context::tls::with_opt::hc36f2fd65820a370 [INFO] [stderr] 18: 0x7fc95b0e9448 - rustc_middle::util::bug::opt_span_bug_fmt::h8b6cd65664d3714b [INFO] [stderr] 19: 0x7fc95b0e93b2 - rustc_middle::util::bug::bug_fmt::hd544ef15e5212dcd [INFO] [stderr] 20: 0x7fc959630565 - rustc_middle::ty::context::GlobalCtxt::enter_local::h90a8497542b5bd3a [INFO] [stderr] 21: 0x7fc95966c765 - rustc_traits::normalize_erasing_regions::normalize_generic_arg_after_erasing_regions::hfa718612ab08fb81 [INFO] [stderr] 22: 0x7fc95b5ac37d - rustc_middle::ty::query:: for rustc_middle::ty::query::queries::normalize_generic_arg_after_erasing_regions>::compute::hce4de788a2741618 [INFO] [stderr] 23: 0x7fc95b38aee1 - rustc_query_system::dep_graph::graph::DepGraph::with_task_impl::h9a5a4612b9766245 [INFO] [stderr] 24: 0x7fc95b56609c - rustc_query_system::query::plumbing::get_query::h95563fef425b109e [INFO] [stderr] 25: 0x7fc95b4400d7 - ::fold_ty::hb9bcc0351a9dd17f [INFO] [stderr] 26: 0x7fc95a40c3ef - rustc_middle::ty::util::::needs_drop::h571c8358553ebbba [INFO] [stderr] 27: 0x7fc95a43b946 - rustc_mir::dataflow::drop_flag_effects::on_all_children_bits::on_all_children_bits::hd1fe0193a7852560 [INFO] [stderr] 28: 0x7fc95a2a4bf2 - ::run_pass::h20663d3fae82b355 [INFO] [stderr] 29: 0x7fc95a3422ed - rustc_mir::transform::run_passes::h0d00edc699d000ef [INFO] [stderr] 30: 0x7fc95a343809 - rustc_mir::transform::run_optimization_passes::ha5d6a8c3417aa72c [INFO] [stderr] 31: 0x7fc95a343bc0 - rustc_mir::transform::optimized_mir::h66f7a57c06d9e031 [INFO] [stderr] 32: 0x7fc95a783eb2 - rustc_middle::ty::query:: for rustc_middle::ty::query::queries::optimized_mir>::compute::he82b45870a07b4d4 [INFO] [stderr] 33: 0x7fc95a7e62f4 - rustc_query_system::dep_graph::graph::DepGraph::with_task_impl::h9c9d571814c2d364 [INFO] [stderr] 34: 0x7fc95a7c6dd1 - rustc_query_system::query::plumbing::get_query::hab030db71caf15e1 [INFO] [stderr] 35: 0x7fc95a778e4f - rustc_metadata::rmeta::encoder::EncodeContext::encode_optimized_mir::ha89abbce2259a98f [INFO] [stderr] 36: 0x7fc95a77c602 - ::visit_item::h8e7747bb0fb99a1f [INFO] [stderr] 37: 0x7fc95a72b707 - rustc_hir::hir::Crate::visit_all_item_likes::hc0a0c13980396c6f [INFO] [stderr] 38: 0x7fc95a78015b - rustc_metadata::rmeta::encoder::encode_metadata_impl::hee1b433183a03577 [INFO] [stderr] 39: 0x7fc95a81824c - rustc_data_structures::sync::join::h7ced7b9603fc7316 [INFO] [stderr] 40: 0x7fc95a831950 - rustc_metadata::rmeta::decoder::cstore_impl::::encode_metadata::h47d170a19401d396 [INFO] [stderr] 41: 0x7fc95b1b6c50 - rustc_middle::ty::context::TyCtxt::encode_metadata::hcf3194566c6abdc3 [INFO] [stderr] 42: 0x7fc95929168e - rustc_interface::passes::start_codegen::h2b3d37a72497270c [INFO] [stderr] 43: 0x7fc9591cd109 - rustc_middle::ty::context::tls::enter_global::hf2cfce7fc7dbed14 [INFO] [stderr] 44: 0x7fc9592cfa46 - rustc_interface::queries::Queries::ongoing_codegen::h3168b8515a6eb11a [INFO] [stderr] 45: 0x7fc95907ef87 - rustc_interface::interface::run_compiler_in_existing_thread_pool::h89bff137a43c6bff [INFO] [stderr] 46: 0x7fc958f3222d - scoped_tls::ScopedKey::set::hb1d1390e1a08997e [INFO] [stderr] 47: 0x7fc958f2f324 - rustc_ast::attr::with_globals::h0bcde7b0112a610c [INFO] [stderr] 48: 0x7fc958f3b3b4 - std::sys_common::backtrace::__rust_begin_short_backtrace::hefa9535a23962025 [INFO] [stderr] 49: 0x7fc959081b8e - core::ops::function::FnOnce::call_once{{vtable.shim}}::hba95696819c34942 [INFO] [stderr] 50: 0x7fc958969e5f - as core::ops::function::FnOnce>::call_once::h7deaeeba480c6ce2 [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stderr] 51: 0x7fc95899e283 - as core::ops::function::FnOnce>::call_once::h968b1dfb87756523 [INFO] [stderr] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stderr] 52: 0x7fc95899e283 - std::sys::unix::thread::Thread::new::thread_start::h2399addeb6370595 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 53: 0x7fc9587026db - start_thread [INFO] [stderr] 54: 0x7fc95801f88f - __clone [INFO] [stderr] 55: 0x0 - [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 (41997647b 2020-04-18) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -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] #0 [normalize_generic_arg_after_erasing_regions] normalizing `combine::combinator::Y<::PartialState, ::PartialState>` [INFO] [stderr] #1 [optimized_mir] processing ` as combine::Parser>::parse_mode_impl` [INFO] [stderr] end of query stack [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: could not compile `ress`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "2dbf54242e3ae1e38b29a84640358de6f9be5fef09333e5941971925a9587d48"` [INFO] running `"docker" "rm" "-f" "2dbf54242e3ae1e38b29a84640358de6f9be5fef09333e5941971925a9587d48"` [INFO] [stdout] 2dbf54242e3ae1e38b29a84640358de6f9be5fef09333e5941971925a9587d48