Dec 07 10:18:50.930 INFO testing imprint-0.2.0 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514 Dec 07 10:18:50.931 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Dec 07 10:18:51.100 INFO [stdout] 1726722a13fd5597ea91c1b6ce2904fa31539371e780cadd6ba1a521e13ba4c6 Dec 07 10:18:51.102 INFO running `"docker" "start" "-a" "1726722a13fd5597ea91c1b6ce2904fa31539371e780cadd6ba1a521e13ba4c6"` Dec 07 10:18:51.485 INFO [stderr] usermod: no changes Dec 07 10:18:51.537 INFO [stderr] Compiling imprint v0.2.0 (/source) Dec 07 10:18:52.453 INFO [stderr] error: internal compiler error: src/librustc/infer/lexical_region_resolve/mod.rs:269: cannot relate region: LUB(ReErased, ReEmpty) Dec 07 10:18:52.453 INFO [stderr] Dec 07 10:18:52.453 INFO [stderr] thread 'main' panicked at 'Box', src/librustc_errors/lib.rs:600:9 Dec 07 10:18:52.453 INFO [stderr] stack backtrace: Dec 07 10:18:52.547 INFO [stderr] 0: 0x7fa0c8b15c73 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h3c2ada0a2db8c5e7 Dec 07 10:18:52.555 INFO [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Dec 07 10:18:52.555 INFO [stderr] 1: 0x7fa0c8b0d388 - std::sys_common::backtrace::_print::h95865c77318e98b7 Dec 07 10:18:52.555 INFO [stderr] at src/libstd/sys_common/backtrace.rs:71 Dec 07 10:18:52.555 INFO [stderr] 2: 0x7fa0c8b126e2 - std::panicking::default_hook::{{closure}}::hb3d1f299fcea42e5 Dec 07 10:18:52.555 INFO [stderr] at src/libstd/sys_common/backtrace.rs:59 Dec 07 10:18:52.555 INFO [stderr] at src/libstd/panicking.rs:211 Dec 07 10:18:52.555 INFO [stderr] 3: 0x7fa0c8b1244d - std::panicking::default_hook::h4eae6f26f73244c8 Dec 07 10:18:52.555 INFO [stderr] at src/libstd/panicking.rs:227 Dec 07 10:18:52.556 INFO [stderr] 4: 0x7fa0c5378fa3 - rustc::util::common::panic_hook::hea1785835e82e2c5 Dec 07 10:18:52.556 INFO [stderr] 5: 0x7fa0c8b12ec9 - std::panicking::rust_panic_with_hook::h368d37fd53b59464 Dec 07 10:18:52.556 INFO [stderr] at src/libstd/panicking.rs:495 Dec 07 10:18:52.556 INFO [stderr] 6: 0x7fa0c3fc775c - std::panicking::begin_panic::h86795a510891847c Dec 07 10:18:52.556 INFO [stderr] 7: 0x7fa0c3fdb10e - rustc_errors::Handler::bug::h0bed5f9b4bf91ee7 Dec 07 10:18:52.556 INFO [stderr] 8: 0x7fa0c5011dfe - rustc::util::bug::opt_span_bug_fmt::{{closure}}::ha9ffe63153790eba Dec 07 10:18:52.556 INFO [stderr] 9: 0x7fa0c500f6b9 - rustc::ty::context::tls::with_opt::{{closure}}::ha2bd3484acd7012b Dec 07 10:18:52.557 INFO [stderr] 10: 0x7fa0c4f8fbbf - rustc::ty::context::tls::with_context_opt::hc97da81665f84de9 Dec 07 10:18:52.557 INFO [stderr] 11: 0x7fa0c500f426 - rustc::ty::context::tls::with_opt::h9ed6986778b84dca Dec 07 10:18:52.557 INFO [stderr] 12: 0x7fa0c51a5ec4 - rustc::util::bug::opt_span_bug_fmt::h36b1c57802afd458 Dec 07 10:18:52.557 INFO [stderr] 13: 0x7fa0c51a5e36 - rustc::util::bug::bug_fmt::hecfa2f19e638da41 Dec 07 10:18:52.557 INFO [stderr] 14: 0x7fa0c53411fd - rustc::infer::lexical_region_resolve::LexicalResolver::expand_node::h3e2063c38e5d4eb6 Dec 07 10:18:52.557 INFO [stderr] 15: 0x7fa0c533ff2f - rustc::infer::lexical_region_resolve::resolve::h88461364505ad584 Dec 07 10:18:52.557 INFO [stderr] 16: 0x7fa0c522e7db - rustc::infer::InferCtxt::resolve_regions_and_report_errors::hbe1e1840ce05671c Dec 07 10:18:52.557 INFO [stderr] 17: 0x7fa0c724cc1c - rustc_typeck::check::regionck::>::regionck_fn::h6c69ea9acf2ef0e2 Dec 07 10:18:52.557 INFO [stderr] 18: 0x7fa0c731f4e8 - rustc::ty::context::tls::with_related_context::h4bf678836971e79c Dec 07 10:18:52.557 INFO [stderr] 19: 0x7fa0c73f634d - rustc::infer::InferCtxtBuilder::enter::hb43a34c050cd32b7 Dec 07 10:18:52.557 INFO [stderr] 20: 0x7fa0c7263179 - rustc_typeck::check::typeck_tables_of::hdd1224891ef0b509 Dec 07 10:18:52.557 INFO [stderr] 21: 0x7fa0c5020cac - rustc::ty::query:: for rustc::ty::query::queries::typeck_tables_of<'tcx>>::compute::hae71c2086e41dc67 Dec 07 10:18:52.557 INFO [stderr] 22: 0x7fa0c4d218bf - rustc::dep_graph::graph::DepGraph::with_task_impl::h90fb1eaf41d06364 Dec 07 10:18:52.557 INFO [stderr] 23: 0x7fa0c4f6cc65 - >::start::hd2a5b473dc2b1f7d Dec 07 10:18:52.557 INFO [stderr] 24: 0x7fa0c4b7d6a6 - rustc::ty::query::plumbing::>::force_query_with_job::hdd3c989b9065fad2 Dec 07 10:18:52.557 INFO [stderr] 25: 0x7fa0c4bf4219 - rustc::ty::query::plumbing::>::get_query::h33d71d69ee66f97a Dec 07 10:18:52.557 INFO [stderr] 26: 0x7fa0c4b957fc - rustc::ty::query::plumbing::>::ensure_query::hd92dc49a31b75b5c Dec 07 10:18:52.557 INFO [stderr] 27: 0x7fa0c7400b8c - rustc::session::Session::track_errors::h8ac8d38ae8513782 Dec 07 10:18:52.557 INFO [stderr] 28: 0x7fa0c7262d0e - rustc_typeck::check::typeck_item_bodies::h64901c1c4244e269 Dec 07 10:18:52.557 INFO [stderr] 29: 0x7fa0c5020c88 - rustc::ty::query:: for rustc::ty::query::queries::typeck_item_bodies<'tcx>>::compute::hc370f7f7d133a0b4 Dec 07 10:18:52.557 INFO [stderr] 30: 0x7fa0c4d36627 - rustc::dep_graph::graph::DepGraph::with_task_impl::he86a67b5303dda1d Dec 07 10:18:52.557 INFO [stderr] 31: 0x7fa0c4f707f4 - >::start::hde34ac9875081fab Dec 07 10:18:52.557 INFO [stderr] 32: 0x7fa0c4b762f7 - rustc::ty::query::plumbing::>::force_query_with_job::hb8fb8e7f58c7d621 Dec 07 10:18:52.557 INFO [stderr] 33: 0x7fa0c4bdc6a2 - rustc::ty::query::plumbing::>::get_query::h13e430ebf916cda1 Dec 07 10:18:52.557 INFO [stderr] 34: 0x7fa0c72dfe07 - rustc::util::common::time::h5228d82c15d3df77 Dec 07 10:18:52.557 INFO [stderr] 35: 0x7fa0c72cc86a - rustc_typeck::check_crate::hb65a66dd5a07ce70 Dec 07 10:18:52.566 INFO [stderr] 36: 0x7fa0c8ed782a - rustc::ty::context::tls::enter_context::hb3e1116b93d58b20 Dec 07 10:18:52.566 INFO [stderr] 37: 0x7fa0c8ea87f1 - >::with::h94a67863ca1b25b2 Dec 07 10:18:52.566 INFO [stderr] 38: 0x7fa0c8eddaf5 - rustc::ty::context::TyCtxt::create_and_enter::hac900c7a1ba5c8e8 Dec 07 10:18:52.566 INFO [stderr] 39: 0x7fa0c8e2d3c5 - rustc_driver::driver::compile_input::h33c486154b8ad7d4 Dec 07 10:18:52.566 INFO [stderr] 40: 0x7fa0c8efb742 - rustc_driver::run_compiler_with_pool::h106f4adb1f1a2c54 Dec 07 10:18:52.566 INFO [stderr] 41: 0x7fa0c8e35ee5 - >::set::hf1397c7b4383fe15 Dec 07 10:18:52.566 INFO [stderr] 42: 0x7fa0c8efa76a - rustc_driver::run_compiler::h759c0a9bd2cf3207 Dec 07 10:18:52.566 INFO [stderr] 43: 0x7fa0c8e53c8e - rustc_driver::monitor::{{closure}}::h28643fc1ca29e155 Dec 07 10:18:52.566 INFO [stderr] 44: 0x7fa0c8b2f2f9 - __rust_maybe_catch_panic Dec 07 10:18:52.566 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 07 10:18:52.566 INFO [stderr] 45: 0x7fa0c8ef886b - rustc_driver::run::h96704f2df0251684 Dec 07 10:18:52.566 INFO [stderr] 46: 0x7fa0c8f0641b - rustc_driver::main::ha220142a554e047e Dec 07 10:18:52.566 INFO [stderr] 47: 0x562909329962 - std::rt::lang_start::{{closure}}::h667e8af0dfb79422 Dec 07 10:18:52.566 INFO [stderr] 48: 0x7fa0c8b127f2 - std::panicking::try::do_call::he36b7484b8577fb8 Dec 07 10:18:52.566 INFO [stderr] at src/libstd/rt.rs:59 Dec 07 10:18:52.566 INFO [stderr] at src/libstd/panicking.rs:310 Dec 07 10:18:52.566 INFO [stderr] 49: 0x7fa0c8b2f2f9 - __rust_maybe_catch_panic Dec 07 10:18:52.575 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 07 10:18:52.575 INFO [stderr] 50: 0x7fa0c8b13283 - std::rt::lang_start_internal::h0d3f2f2668e3bb6a Dec 07 10:18:52.575 INFO [stderr] at src/libstd/panicking.rs:289 Dec 07 10:18:52.575 INFO [stderr] at src/libstd/panic.rs:398 Dec 07 10:18:52.576 INFO [stderr] at src/libstd/rt.rs:58 Dec 07 10:18:52.576 INFO [stderr] 51: 0x562909329951 - main Dec 07 10:18:52.576 INFO [stderr] 52: 0x7fa0c870282f - __libc_start_main Dec 07 10:18:52.576 INFO [stderr] 53: 0x562909329808 - Dec 07 10:18:52.576 INFO [stderr] query stack during panic: Dec 07 10:18:52.576 INFO [stderr] #0 [typeck_tables_of] processing ` as std::clone::Clone>::clone` Dec 07 10:18:52.576 INFO [stderr] #1 [typeck_item_bodies] type-checking all item bodies Dec 07 10:18:52.576 INFO [stderr] end of query stack Dec 07 10:18:52.578 INFO [stderr] error: aborting due to previous error Dec 07 10:18:52.578 INFO [stderr] Dec 07 10:18:52.580 INFO [stderr] Dec 07 10:18:52.581 INFO [stderr] note: the compiler unexpectedly panicked. this is a bug. Dec 07 10:18:52.581 INFO [stderr] Dec 07 10:18:52.581 INFO [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports Dec 07 10:18:52.581 INFO [stderr] Dec 07 10:18:52.581 INFO [stderr] note: rustc 1.32.0-nightly (906deae07 2018-12-04) running on x86_64-unknown-linux-gnu Dec 07 10:18:52.581 INFO [stderr] Dec 07 10:18:52.581 INFO [stderr] note: compiler flags: -C debuginfo=2 --crate-type lib Dec 07 10:18:52.581 INFO [stderr] Dec 07 10:18:52.581 INFO [stderr] note: some of the compiler flags provided by cargo are hidden Dec 07 10:18:52.581 INFO [stderr] Dec 07 10:18:52.593 INFO [stderr] error: Could not compile `imprint`. Dec 07 10:18:52.593 INFO [stderr] Dec 07 10:18:52.593 INFO [stderr] To learn more, run the command again with --verbose. Dec 07 10:18:52.594 INFO [stderr] su: No module specific data is present Dec 07 10:18:52.810 INFO running `"docker" "inspect" "1726722a13fd5597ea91c1b6ce2904fa31539371e780cadd6ba1a521e13ba4c6"` Dec 07 10:18:52.891 INFO running `"docker" "rm" "-f" "1726722a13fd5597ea91c1b6ce2904fa31539371e780cadd6ba1a521e13ba4c6"` Dec 07 10:18:52.994 INFO [stdout] 1726722a13fd5597ea91c1b6ce2904fa31539371e780cadd6ba1a521e13ba4c6