[INFO] crate hedera 0.4.1 is already in cache [INFO] checking hedera-0.4.1 against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345 [INFO] extracting crate hedera 0.4.1 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate hedera 0.4.1 on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate hedera 0.4.1 [INFO] finished tweaking crates.io crate hedera 0.4.1 [INFO] tweaked toml for crates.io crate hedera 0.4.1 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c205570fdfefa2b3aa9285bbaddb907ae1f1212acff9779555b6956daca31052 [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" "c205570fdfefa2b3aa9285bbaddb907ae1f1212acff9779555b6956daca31052", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c205570fdfefa2b3aa9285bbaddb907ae1f1212acff9779555b6956daca31052", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c205570fdfefa2b3aa9285bbaddb907ae1f1212acff9779555b6956daca31052", kill_on_drop: false }` [INFO] [stdout] c205570fdfefa2b3aa9285bbaddb907ae1f1212acff9779555b6956daca31052 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--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] 89b562ca2d98016de571b3d4d2898b53d70a3c9654f41800ae83ccc43f18e809 [INFO] running `Command { std: "docker" "start" "-a" "89b562ca2d98016de571b3d4d2898b53d70a3c9654f41800ae83ccc43f18e809", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling packed_simd v0.3.3 [INFO] [stderr] Compiling protobuf v2.8.2 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking gimli v0.21.0 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Checking subtle v1.0.0 [INFO] [stderr] Compiling cc v1.0.54 [INFO] [stderr] Checking object v0.19.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling httpbis v0.7.0 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking subtle v2.2.3 [INFO] [stderr] Checking query_interface v0.3.5 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking tokio-trace-core v0.1.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking hashbrown v0.1.8 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Checking tls-api v0.1.22 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling protoc v2.8.2 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking tokio-timer v0.1.2 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking tls-api-stub v0.1.22 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking unix_socket v0.5.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling clear_on_drop v0.2.4 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking crypto-mac v0.7.0 [INFO] [stderr] Checking futures-preview v0.3.0-alpha.19 [INFO] [stderr] Checking addr2line v0.12.1 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking curve25519-dalek v2.1.0 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking hmac v0.7.1 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-async-await v0.1.7 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-async-await-0.1.7/src/lib.rs:2:44 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(rust_2018_preview, async_await, await_macro, futures_api)] [INFO] [stdout] | ^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: subsumed by `.await` syntax [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::await` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-async-await-0.1.7/src/lib.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | pub use std::await as std_await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ no `await` in the root [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio-tls-api v0.1.22 [INFO] [stderr] Checking backtrace v0.3.48 [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0557. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tokio-async-await`. [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] thread 'rustc' panicked at 'Box', src/librustc_errors/lib.rs:912:9 [INFO] [stdout] error: internal compiler error: src/librustc_traits/normalize_erasing_regions.rs:37: could not fully normalize `::Tuple` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7faf5d4cfb05 - backtrace::backtrace::libunwind::trace::hc3f32ba24d88242a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x7faf5d4cfb05 - backtrace::backtrace::trace_unsynchronized::haad2590418eb4c26 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7faf5d4cfb05 - std::sys_common::backtrace::_print_fmt::h4397782fec59f199 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x7faf5d4cfb05 - ::fmt::h39652f0242246c81 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7faf5d50d01c - core::fmt::write::h540ac4a6a1232abc [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x7faf5d4c1e93 - std::io::Write::write_fmt::haa03b5883ee9e297 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x7faf5d4d4b20 - std::sys_common::backtrace::_print::ha6d9bdf9f438acec [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7faf5d4d4b20 - std::sys_common::backtrace::print::ha1fba17a8e5f6bc7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7faf5d4d4b20 - std::panicking::default_hook::{{closure}}::ha3c41e6964bb5c0e [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x7faf5d4d486c - std::panicking::default_hook::h39b8550780094336 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x7faf5dbe25f3 - rustc_driver::report_ice::hb9af53ca6f9d0c07 [INFO] [stderr] 11: 0x7faf5d4d51cc - std::panicking::rust_panic_with_hook::hc8b48ce48004c103 [INFO] [stderr] at src/libstd/panicking.rs:481 [INFO] [stderr] 12: 0x7faf60726183 - std::panicking::begin_panic::h95722cc59b6e3794 [INFO] [stderr] 13: 0x7faf607605c0 - rustc_errors::HandlerInner::bug::h5bfed072aae04207 [INFO] [stderr] 14: 0x7faf6075ef70 - rustc_errors::Handler::bug::hebc74f10bfc461e9 [INFO] [stderr] 15: 0x7faf602f0ba2 - rustc_middle::util::bug::opt_span_bug_fmt::{{closure}}::hc68bcd634781ee52 [INFO] [stderr] 16: 0x7faf602e87bb - rustc_middle::ty::context::tls::with_opt::{{closure}}::h3a39d0cf2a69081b [INFO] [stderr] 17: 0x7faf602e8709 - rustc_middle::ty::context::tls::with_opt::hb2cb7c6ceebe6f01 [INFO] [stderr] 18: 0x7faf602f0ab8 - rustc_middle::util::bug::opt_span_bug_fmt::hb950822486c5caf0 [INFO] [stderr] 19: 0x7faf602f0a22 - rustc_middle::util::bug::bug_fmt::h5421afa74c2816a6 [INFO] [stderr] 20: 0x7faf5e2f11c5 - rustc_middle::ty::context::GlobalCtxt::enter_local::h0763150a1ca47f23 [INFO] [stderr] 21: 0x7faf5e306714 - rustc_traits::normalize_erasing_regions::normalize_generic_arg_after_erasing_regions::hbe61374e0bb1469a [INFO] [stderr] 22: 0x7faf600c211d - rustc_middle::ty::query:: for rustc_middle::ty::query::queries::normalize_generic_arg_after_erasing_regions>::compute::hd60ad2af97b54f40 [INFO] [stderr] 23: 0x7faf601068a7 - rustc_query_system::dep_graph::graph::DepGraph::with_task_impl::h59cc89e1876a8fbd [INFO] [stderr] 24: 0x7faf6048e151 - rustc_data_structures::stack::ensure_sufficient_stack::h1f164b293a31ce45 [INFO] [stderr] 25: 0x7faf601b1b6a - rustc_query_system::query::plumbing::get_query_impl::ha319a77ad4706b25 [INFO] [stderr] 26: 0x7faf602d6a2c - rustc_middle::ty::normalize_erasing_regions::::normalize_erasing_regions::he9eb313fbc603328 [INFO] [stderr] 27: 0x7faf603e0213 - rustc_middle::ty::AdtDef::transparent_newtype_field::h074af332489d3f1a [INFO] [stderr] 28: 0x7faf5fb4a230 - rustc_lint::types::ImproperCTypesVisitor::check_type_for_ffi::h790bf2eba77c3ef3 [INFO] [stderr] 29: 0x7faf5fb4a949 - rustc_lint::types::ImproperCTypesVisitor::check_type_for_ffi_and_report_errors::hc48fa49f3a546177 [INFO] [stderr] 30: 0x7faf5fb4acb8 - ::check_foreign_item::h9f012be962d187b2 [INFO] [stderr] 31: 0x7faf5fb04ae8 - rustc_hir::intravisit::walk_item::hcd4d7380da6cacf4 [INFO] [stderr] 32: 0x7faf5fb2001c - rustc_hir::intravisit::Visitor::visit_nested_item::h705afc865bb5a15c [INFO] [stderr] 33: 0x7faf5fafeeed - rustc_hir::intravisit::walk_mod::h3061eb01d66677d1 [INFO] [stderr] 34: 0x7faf5fb236d3 - rustc_lint::late::late_lint_mod::h4d80d1a900687ef1 [INFO] [stderr] 35: 0x7faf5de0bbbe - rustc_middle::ty::query:: for rustc_middle::ty::query::queries::lint_mod>::compute::h1dade90b8fabbe80 [INFO] [stderr] 36: 0x7faf5de5a337 - rustc_query_system::dep_graph::graph::DepGraph::with_task_impl::h45d74785031d7511 [INFO] [stderr] 37: 0x7faf5ddb98c3 - rustc_data_structures::stack::ensure_sufficient_stack::h5036ea225629aa15 [INFO] [stderr] 38: 0x7faf5dea45bf - rustc_query_system::query::plumbing::get_query_impl::hdbb67257f85c32ad [INFO] [stderr] 39: 0x7faf5dea809e - rustc_query_system::query::plumbing::ensure_query_impl::hd02607e27889bd6a [INFO] [stderr] 40: 0x7faf5de0dc23 - rustc_session::utils::::time::h69d1dc4cc7543dbc [INFO] [stderr] 41: 0x7faf5ddcfe4e - rustc_data_structures::sync::join::h312dcb933c8cc07f [INFO] [stderr] 42: 0x7faf5de8d989 - as core::ops::function::FnOnce<()>>::call_once::h67234ab31da44070 [INFO] [stderr] 43: 0x7faf5de0e2e8 - rustc_session::utils::::time::hc8f0a9e791d9761c [INFO] [stderr] 44: 0x7faf5debdd60 - rustc_interface::passes::analysis::h9a9d199d8946ba60 [INFO] [stderr] 45: 0x7faf5dbe5f32 - rustc_middle::ty::query:: for rustc_middle::ty::query::queries::analysis>::compute::h6d7d93402e422347 [INFO] [stderr] 46: 0x7faf5dc69397 - rustc_query_system::dep_graph::graph::DepGraph::with_task_impl::hc0a3680e4dcd5fbc [INFO] [stderr] 47: 0x7faf5dc65910 - rustc_query_system::query::plumbing::get_query_impl::hb874f9326611d7cb [INFO] [stderr] 48: 0x7faf5dbe631f - rustc_middle::ty::context::tls::enter_global::h2c925be8ce2e96cf [INFO] [stderr] 49: 0x7faf5dbee2e4 - rustc_interface::queries::::enter::h0e5ff85574224402 [INFO] [stderr] 50: 0x7faf5dc5fc13 - rustc_span::with_source_map::h23198f6ce2bdb18e [INFO] [stderr] 51: 0x7faf5dbef8c8 - rustc_interface::interface::run_compiler_in_existing_thread_pool::h730980a453aa7a11 [INFO] [stderr] 52: 0x7faf5dbe3ead - scoped_tls::ScopedKey::set::h8661690e88d60ed1 [INFO] [stderr] 53: 0x7faf5dbf0fe6 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha804827f90fb1c14 [INFO] [stderr] 54: 0x7faf5dbce06e - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc12de39f9c7fecc3 [INFO] [stderr] 55: 0x7faf5d4e492a - as core::ops::function::FnOnce>::call_once::h83f42f6daae90563 [INFO] [stderr] at /rustc/c8bdaa84ec1b37f18f30375e196a65b7602f3790/src/liballoc/boxed.rs:1076 [INFO] [stderr] 56: 0x7faf5d4e492a - as core::ops::function::FnOnce>::call_once::hd254c5c17db8b10a [INFO] [stderr] at /rustc/c8bdaa84ec1b37f18f30375e196a65b7602f3790/src/liballoc/boxed.rs:1076 [INFO] [stderr] 57: 0x7faf5d4e492a - std::sys::unix::thread::Thread::new::thread_start::h62c1349f59256f0d [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 58: 0x7faf5d426609 - start_thread [INFO] [stderr] 59: 0x7faf5d33a103 - __clone [INFO] [stderr] 60: 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 1.46.0-nightly (c8bdaa84e 2020-06-14) 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] #0 [normalize_generic_arg_after_erasing_regions] normalizing `::Tuple` [INFO] [stderr] #1 [lint_mod] linting module `codegen::bit_manip` [INFO] [stderr] #2 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: internal compiler error: src/librustc_traits/normalize_erasing_regions.rs:37: could not fully normalize `::Tuple` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' panicked at 'Box', src/librustc_errors/lib.rs:912:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f3ed38f9b05 - backtrace::backtrace::libunwind::trace::hc3f32ba24d88242a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x7f3ed38f9b05 - backtrace::backtrace::trace_unsynchronized::haad2590418eb4c26 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7f3ed38f9b05 - std::sys_common::backtrace::_print_fmt::h4397782fec59f199 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x7f3ed38f9b05 - ::fmt::h39652f0242246c81 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7f3ed393701c - core::fmt::write::h540ac4a6a1232abc [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x7f3ed38ebe93 - std::io::Write::write_fmt::haa03b5883ee9e297 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x7f3ed38feb20 - std::sys_common::backtrace::_print::ha6d9bdf9f438acec [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7f3ed38feb20 - std::sys_common::backtrace::print::ha1fba17a8e5f6bc7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7f3ed38feb20 - std::panicking::default_hook::{{closure}}::ha3c41e6964bb5c0e [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x7f3ed38fe86c - std::panicking::default_hook::h39b8550780094336 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x7f3ed400c5f3 - rustc_driver::report_ice::hb9af53ca6f9d0c07 [INFO] [stderr] 11: 0x7f3ed38ff1cc - std::panicking::rust_panic_with_hook::hc8b48ce48004c103 [INFO] [stderr] at src/libstd/panicking.rs:481 [INFO] [stderr] 12: 0x7f3ed6b50183 - std::panicking::begin_panic::h95722cc59b6e3794 [INFO] [stderr] 13: 0x7f3ed6b8a5c0 - rustc_errors::HandlerInner::bug::h5bfed072aae04207 [INFO] [stderr] 14: 0x7f3ed6b88f70 - rustc_errors::Handler::bug::hebc74f10bfc461e9 [INFO] [stderr] 15: 0x7f3ed671aba2 - rustc_middle::util::bug::opt_span_bug_fmt::{{closure}}::hc68bcd634781ee52 [INFO] [stderr] 16: 0x7f3ed67127bb - rustc_middle::ty::context::tls::with_opt::{{closure}}::h3a39d0cf2a69081b [INFO] [stderr] 17: 0x7f3ed6712709 - rustc_middle::ty::context::tls::with_opt::hb2cb7c6ceebe6f01 [INFO] [stderr] 18: 0x7f3ed671aab8 - rustc_middle::util::bug::opt_span_bug_fmt::hb950822486c5caf0 [INFO] [stderr] 19: 0x7f3ed671aa22 - rustc_middle::util::bug::bug_fmt::h5421afa74c2816a6 [INFO] [stderr] 20: 0x7f3ed471b1c5 - rustc_middle::ty::context::GlobalCtxt::enter_local::h0763150a1ca47f23 [INFO] [stderr] 21: 0x7f3ed4730714 - rustc_traits::normalize_erasing_regions::normalize_generic_arg_after_erasing_regions::hbe61374e0bb1469a [INFO] [stderr] 22: 0x7f3ed64ec11d - rustc_middle::ty::query:: for rustc_middle::ty::query::queries::normalize_generic_arg_after_erasing_regions>::compute::hd60ad2af97b54f40 [INFO] [stderr] 23: 0x7f3ed65308a7 - rustc_query_system::dep_graph::graph::DepGraph::with_task_impl::h59cc89e1876a8fbd [INFO] [stderr] 24: 0x7f3ed68b8151 - rustc_data_structures::stack::ensure_sufficient_stack::h1f164b293a31ce45 [INFO] [stderr] 25: 0x7f3ed65dbb6a - rustc_query_system::query::plumbing::get_query_impl::ha319a77ad4706b25 [INFO] [stderr] 26: 0x7f3ed6700a2c - rustc_middle::ty::normalize_erasing_regions::::normalize_erasing_regions::he9eb313fbc603328 [INFO] [stderr] 27: 0x7f3ed680a213 - rustc_middle::ty::AdtDef::transparent_newtype_field::h074af332489d3f1a [INFO] [stderr] 28: 0x7f3ed5f74230 - rustc_lint::types::ImproperCTypesVisitor::check_type_for_ffi::h790bf2eba77c3ef3 [INFO] [stderr] 29: 0x7f3ed5f74949 - rustc_lint::types::ImproperCTypesVisitor::check_type_for_ffi_and_report_errors::hc48fa49f3a546177 [INFO] [stderr] 30: 0x7f3ed5f74cb8 - ::check_foreign_item::h9f012be962d187b2 [INFO] [stderr] 31: 0x7f3ed5f2eae8 - rustc_hir::intravisit::walk_item::hcd4d7380da6cacf4 [INFO] [stderr] 32: 0x7f3ed5f4a01c - rustc_hir::intravisit::Visitor::visit_nested_item::h705afc865bb5a15c [INFO] [stderr] 33: 0x7f3ed5f28eed - rustc_hir::intravisit::walk_mod::h3061eb01d66677d1 [INFO] [stderr] 34: 0x7f3ed5f4d6d3 - rustc_lint::late::late_lint_mod::h4d80d1a900687ef1 [INFO] [stderr] 35: 0x7f3ed4235bbe - rustc_middle::ty::query:: for rustc_middle::ty::query::queries::lint_mod>::compute::h1dade90b8fabbe80 [INFO] [stderr] 36: 0x7f3ed4284337 - rustc_query_system::dep_graph::graph::DepGraph::with_task_impl::h45d74785031d7511 [INFO] [stderr] 37: 0x7f3ed41e38c3 - rustc_data_structures::stack::ensure_sufficient_stack::h5036ea225629aa15 [INFO] [stderr] 38: 0x7f3ed42ce5bf - rustc_query_system::query::plumbing::get_query_impl::hdbb67257f85c32ad [INFO] [stderr] 39: 0x7f3ed42d209e - rustc_query_system::query::plumbing::ensure_query_impl::hd02607e27889bd6a [INFO] [stderr] 40: 0x7f3ed4237c23 - rustc_session::utils::::time::h69d1dc4cc7543dbc [INFO] [stderr] 41: 0x7f3ed41f9e4e - rustc_data_structures::sync::join::h312dcb933c8cc07f [INFO] [stderr] 42: 0x7f3ed42b7989 - as core::ops::function::FnOnce<()>>::call_once::h67234ab31da44070 [INFO] [stderr] 43: 0x7f3ed42382e8 - rustc_session::utils::::time::hc8f0a9e791d9761c [INFO] [stderr] 44: 0x7f3ed42e7d60 - rustc_interface::passes::analysis::h9a9d199d8946ba60 [INFO] [stderr] 45: 0x7f3ed400ff32 - rustc_middle::ty::query:: for rustc_middle::ty::query::queries::analysis>::compute::h6d7d93402e422347 [INFO] [stderr] 46: 0x7f3ed4093397 - rustc_query_system::dep_graph::graph::DepGraph::with_task_impl::hc0a3680e4dcd5fbc [INFO] [stderr] 47: 0x7f3ed408f910 - rustc_query_system::query::plumbing::get_query_impl::hb874f9326611d7cb [INFO] [stderr] 48: 0x7f3ed401031f - rustc_middle::ty::context::tls::enter_global::h2c925be8ce2e96cf [INFO] [stderr] 49: 0x7f3ed40182e4 - rustc_interface::queries::::enter::h0e5ff85574224402 [INFO] [stderr] 50: 0x7f3ed4089c13 - rustc_span::with_source_map::h23198f6ce2bdb18e [INFO] [stderr] 51: 0x7f3ed40198c8 - rustc_interface::interface::run_compiler_in_existing_thread_pool::h730980a453aa7a11 [INFO] [stderr] 52: 0x7f3ed400dead - scoped_tls::ScopedKey::set::h8661690e88d60ed1 [INFO] [stderr] 53: 0x7f3ed401afe6 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha804827f90fb1c14 [INFO] [stderr] 54: 0x7f3ed3ff806e - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc12de39f9c7fecc3 [INFO] [stderr] 55: 0x7f3ed390e92a - as core::ops::function::FnOnce>::call_once::h83f42f6daae90563 [INFO] [stderr] at /rustc/c8bdaa84ec1b37f18f30375e196a65b7602f3790/src/liballoc/boxed.rs:1076 [INFO] [stderr] 56: 0x7f3ed390e92a - as core::ops::function::FnOnce>::call_once::hd254c5c17db8b10a [INFO] [stderr] at /rustc/c8bdaa84ec1b37f18f30375e196a65b7602f3790/src/liballoc/boxed.rs:1076 [INFO] [stderr] 57: 0x7f3ed390e92a - std::sys::unix::thread::Thread::new::thread_start::h62c1349f59256f0d [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 58: 0x7f3ed3850609 - start_thread [INFO] [stderr] 59: 0x7f3ed3764103 - __clone [INFO] [stderr] 60: 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 1.46.0-nightly (c8bdaa84e 2020-06-14) 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] #0 [normalize_generic_arg_after_erasing_regions] normalizing `::Tuple` [INFO] [stderr] #1 [lint_mod] linting module `codegen::bit_manip` [INFO] [stderr] #2 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "89b562ca2d98016de571b3d4d2898b53d70a3c9654f41800ae83ccc43f18e809", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89b562ca2d98016de571b3d4d2898b53d70a3c9654f41800ae83ccc43f18e809", kill_on_drop: false }` [INFO] [stdout] 89b562ca2d98016de571b3d4d2898b53d70a3c9654f41800ae83ccc43f18e809