[INFO] updating cached repository https://github.com/mrkgnao/abseil [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e0c5a094a1463e88c1cde7aad63706251c2c14d3 [INFO] checking mrkgnao/abseil against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrkgnao%2Fabseil" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mrkgnao/abseil on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6 [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/mrkgnao/abseil [INFO] finished tweaking git repo https://github.com/mrkgnao/abseil [INFO] tweaked toml for git repo https://github.com/mrkgnao/abseil written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/mrkgnao/abseil already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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] 69b1f449ad1a54cf57ba62fe0f5ae73f935cc9f17038c78aaffe827a459d460b [INFO] running `"docker" "start" "-a" "69b1f449ad1a54cf57ba62fe0f5ae73f935cc9f17038c78aaffe827a459d460b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Checking abseil v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `crate::cache::*` [INFO] [stderr] --> src/multiset.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::cache::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::patch::*` [INFO] [stderr] --> src/multiset.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::patch::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::functions::*` [INFO] [stderr] --> src/multiset.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use crate::functions::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::translate::*` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use crate::translate::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::hash::Hash` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use std::hash::Hash; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::cache::*` [INFO] [stderr] --> src/multiset.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::cache::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::patch::*` [INFO] [stderr] --> src/multiset.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::patch::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::functions::*` [INFO] [stderr] --> src/multiset.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use crate::functions::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::translate::*` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use crate::translate::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::hash::Hash` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use std::hash::Hash; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] thread 'rustc' panicked at 'index out of bounds: the len is 0 but the index is 0', src/librustc_mir_build/hair/pattern/_match.rs:1184:21 [INFO] [stderr] stack backtrace: [INFO] [stderr] thread 'rustc' panicked at 'index out of bounds: the len is 0 but the index is 0', src/librustc_mir_build/hair/pattern/_match.rs:1184:21 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f23ee9e2c25 - backtrace::backtrace::libunwind::trace::h678b9599e62f63eb [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x7f23ee9e2c25 - backtrace::backtrace::trace_unsynchronized::hc151481f0e2d39cd [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7f23ee9e2c25 - std::sys_common::backtrace::_print_fmt::he1b14c2dc4d370e2 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x7f23ee9e2c25 - ::fmt::h0e056b70ceff915d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7f23eea201bc - core::fmt::write::hdf236390fbd68d3d [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x7f23ee9d4d03 - std::io::Write::write_fmt::h5b95d57b9d83617e [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x7f23ee9e7c30 - std::sys_common::backtrace::_print::hde4f93cf630dd149 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7f23ee9e7c30 - std::sys_common::backtrace::print::hab894e5c65d4445d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7f23ee9e7c30 - std::panicking::default_hook::{{closure}}::h190ee58e2eec052f [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x7f23ee9e797c - std::panicking::default_hook::he2b0e031648f6bed [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x7f23ef0e86b3 - rustc_driver::report_ice::haa8e845cd8e3086f [INFO] [stderr] 11: 0x7f23ee9e82dc - std::panicking::rust_panic_with_hook::hd8d0481ab65c637b [INFO] [stderr] at src/libstd/panicking.rs:490 [INFO] [stderr] 12: 0x7f23ee9e7ebb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:388 [INFO] [stderr] 13: 0x7f23eea1cd61 - core::panicking::panic_fmt::hd101a87121fa411f [INFO] [stderr] at src/libcore/panicking.rs:101 [INFO] [stderr] 14: 0x7f23eea1cd22 - core::panicking::panic_bounds_check::ha0668dcff6357ef4 [INFO] [stderr] at src/libcore/panicking.rs:73 [INFO] [stderr] 15: 0x7f23f00eedee - rustc_mir_build::hair::pattern::_match::Fields::replace_with_fieldpats::hcfe482a54983bc7f [INFO] [stderr] 16: 0x7f23f00e98fc - rustc_mir_build::hair::pattern::_match::PatStack::specialize_constructor::h52a73ac668cfb4ac [INFO] [stderr] 17: 0x7f23f00f1c06 - rustc_mir_build::hair::pattern::_match::is_useful_specialized::hfa02ca6ac723fd79 [INFO] [stderr] 18: 0x7f23f01a31aa - as core::iter::traits::iterator::Iterator>::try_fold::h9fd439ad30b9ddfc [INFO] [stderr] 19: 0x7f23f00f0f2f - rustc_mir_build::hair::pattern::_match::is_useful::h0664c5a91670449c [INFO] [stderr] 20: 0x7f23f00f1cd9 - rustc_mir_build::hair::pattern::_match::is_useful_specialized::hfa02ca6ac723fd79 [INFO] [stderr] 21: 0x7f23f01a31aa - as core::iter::traits::iterator::Iterator>::try_fold::h9fd439ad30b9ddfc [INFO] [stderr] 22: 0x7f23f00f0f2f - rustc_mir_build::hair::pattern::_match::is_useful::h0664c5a91670449c [INFO] [stderr] 23: 0x7f23f0100ae6 - rustc_mir_build::hair::pattern::check_match::check_not_useful::h47c9834122f36118 [INFO] [stderr] 0: 0x7fbab853fc25 - backtrace::backtrace::libunwind::trace::h678b9599e62f63eb [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x7fbab853fc25 - backtrace::backtrace::trace_unsynchronized::hc151481f0e2d39cd [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7fbab853fc25 - std::sys_common::backtrace::_print_fmt::he1b14c2dc4d370e2 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x7fbab853fc25 - ::fmt::h0e056b70ceff915d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 24: 0x7f23f00ffdef - rustc_mir_build::hair::pattern::check_match::MatchVisitor::check_irrefutable::hc5a37fc337841dfd [INFO] [stderr] 4: 0x7fbab857d1bc - core::fmt::write::hdf236390fbd68d3d [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x7fbab8531d03 - std::io::Write::write_fmt::h5b95d57b9d83617e [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x7fbab8544c30 - std::sys_common::backtrace::_print::hde4f93cf630dd149 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7fbab8544c30 - std::sys_common::backtrace::print::hab894e5c65d4445d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7fbab8544c30 - std::panicking::default_hook::{{closure}}::h190ee58e2eec052f [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x7fbab854497c - std::panicking::default_hook::he2b0e031648f6bed [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x7fbab8c456b3 - rustc_driver::report_ice::haa8e845cd8e3086f [INFO] [stderr] 25: 0x7f23f00ff5a9 - ::visit_local::ha1be30fcd3750452 [INFO] [stderr] 11: 0x7fbab85452dc - std::panicking::rust_panic_with_hook::hd8d0481ab65c637b [INFO] [stderr] 26: 0x7f23f01070c5 - rustc_hir::intravisit::walk_expr::hd88253b3938f5e84 [INFO] [stderr] at src/libstd/panicking.rs:490 [INFO] [stderr] 27: 0x7f23f00fe36c - ::visit_expr::hed30ebf5e8391396 [INFO] [stderr] 12: 0x7fbab8544ebb - rust_begin_unwind [INFO] [stderr] 28: 0x7f23f00fe05c - rustc_mir_build::hair::pattern::check_match::check_match::h6ed435df85a92553 [INFO] [stderr] at src/libstd/panicking.rs:388 [INFO] [stderr] 29: 0x7f23ef310c72 - rustc_middle::ty::query:: for rustc_middle::ty::query::queries::check_match>::compute::hf50f2482f9053601 [INFO] [stderr] 13: 0x7fbab8579d61 - core::panicking::panic_fmt::hd101a87121fa411f [INFO] [stderr] at src/libcore/panicking.rs:101 [INFO] [stderr] 30: 0x7f23ef361a0d - rustc_query_system::dep_graph::graph::DepGraph::with_task_impl::h7c46c3cd538efe3f [INFO] [stderr] 14: 0x7fbab8579d22 - core::panicking::panic_bounds_check::ha0668dcff6357ef4 [INFO] [stderr] at src/libcore/panicking.rs:73 [INFO] [stderr] 15: 0x7fbab9c4bdee - rustc_mir_build::hair::pattern::_match::Fields::replace_with_fieldpats::hcfe482a54983bc7f [INFO] [stderr] 31: 0x7f23ef3891e3 - rustc_data_structures::stack::ensure_sufficient_stack::hbfe55f93d2019a1c [INFO] [stderr] 32: 0x7f23ef3a9c70 - rustc_query_system::query::plumbing::get_query_impl::h0291b6f8dd5ca569 [INFO] [stderr] 16: 0x7fbab9c468fc - rustc_mir_build::hair::pattern::_match::PatStack::specialize_constructor::h52a73ac668cfb4ac [INFO] [stderr] 33: 0x7f23ef3be337 - rustc_query_system::query::plumbing::ensure_query_impl::hc910b2aba4609df7 [INFO] [stderr] 17: 0x7fbab9c4ec06 - rustc_mir_build::hair::pattern::_match::is_useful_specialized::hfa02ca6ac723fd79 [INFO] [stderr] 34: 0x7f23ef31700b - rustc_session::utils::::time::hf6ff23ff0242237a [INFO] [stderr] 18: 0x7fbab9d001aa - as core::iter::traits::iterator::Iterator>::try_fold::h9fd439ad30b9ddfc [INFO] [stderr] 19: 0x7fbab9c4df2f - rustc_mir_build::hair::pattern::_match::is_useful::h0664c5a91670449c [INFO] [stderr] 35: 0x7f23ef316827 - rustc_session::utils::::time::haedaf7d2e0b5416f [INFO] [stderr] 36: 0x7f23ef2ac2ea - rustc_interface::passes::analysis::h80f7d3ceddda0be6 [INFO] [stderr] 37: 0x7f23ef0ea58b - rustc_middle::ty::query:: for rustc_middle::ty::query::queries::analysis>::compute::h9cac2558702160d2 [INFO] [stderr] 20: 0x7fbab9c4ecd9 - rustc_mir_build::hair::pattern::_match::is_useful_specialized::hfa02ca6ac723fd79 [INFO] [stderr] 38: 0x7f23ef160eb7 - rustc_query_system::dep_graph::graph::DepGraph::with_task_impl::h2896d13078caf413 [INFO] [stderr] 21: 0x7fbab9d001aa - as core::iter::traits::iterator::Iterator>::try_fold::h9fd439ad30b9ddfc [INFO] [stderr] 39: 0x7f23ef16ddba - rustc_query_system::query::plumbing::get_query_impl::he3aa138a27a7394d [INFO] [stderr] 22: 0x7fbab9c4df2f - rustc_mir_build::hair::pattern::_match::is_useful::h0664c5a91670449c [INFO] [stderr] 40: 0x7f23ef0ead97 - rustc_middle::ty::context::tls::enter_global::hba217b705b6158bb [INFO] [stderr] 41: 0x7f23ef0ed35e - rustc_interface::interface::run_compiler_in_existing_thread_pool::he213e50db98d4e02 [INFO] [stderr] 23: 0x7fbab9c5dae6 - rustc_mir_build::hair::pattern::check_match::check_not_useful::h47c9834122f36118 [INFO] [stderr] 42: 0x7f23ef11aadf - rustc_ast::attr::with_globals::he0d0fd6a7c53fc42 [INFO] [stderr] 43: 0x7f23ef11c52c - std::sys_common::backtrace::__rust_begin_short_backtrace::hb1810d63aba8cf93 [INFO] [stderr] 44: 0x7f23ef0d09ee - core::ops::function::FnOnce::call_once{{vtable.shim}}::hf0f93ed149534c4b [INFO] [stderr] 45: 0x7f23ee9f7b3a - as core::ops::function::FnOnce>::call_once::hafe1a9c0c0bd5072 [INFO] [stderr] at /rustc/783139bd8fc3b94fac9a1bf81bba2c506e8221b6/src/liballoc/boxed.rs:1057 [INFO] [stderr] 46: 0x7f23ee9f7b3a - as core::ops::function::FnOnce>::call_once::he2190e4ae57d71d9 [INFO] [stderr] at /rustc/783139bd8fc3b94fac9a1bf81bba2c506e8221b6/src/liballoc/boxed.rs:1057 [INFO] [stderr] 47: 0x7f23ee9f7b3a - std::sys::unix::thread::Thread::new::thread_start::h1e42ba00cae086d8 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 48: 0x7f23ee939609 - start_thread [INFO] [stderr] 49: 0x7f23ee84d103 - __clone [INFO] [stderr] 50: 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 1.45.0-nightly (783139bd8 2020-05-27) 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] #0 [check_match] processing `<(A, B) as patch::Patch>::patch` [INFO] [stderr] #1 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stderr] 24: 0x7fbab9c5cdef - rustc_mir_build::hair::pattern::check_match::MatchVisitor::check_irrefutable::hc5a37fc337841dfd [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] 25: 0x7fbab9c5c5a9 - ::visit_local::ha1be30fcd3750452 [INFO] [stderr] 26: 0x7fbab9c640c5 - rustc_hir::intravisit::walk_expr::hd88253b3938f5e84 [INFO] [stderr] 27: 0x7fbab9c5b36c - ::visit_expr::hed30ebf5e8391396 [INFO] [stderr] 28: 0x7fbab9c5b05c - rustc_mir_build::hair::pattern::check_match::check_match::h6ed435df85a92553 [INFO] [stderr] 29: 0x7fbab8e6dc72 - rustc_middle::ty::query:: for rustc_middle::ty::query::queries::check_match>::compute::hf50f2482f9053601 [INFO] [stderr] 30: 0x7fbab8ebea0d - rustc_query_system::dep_graph::graph::DepGraph::with_task_impl::h7c46c3cd538efe3f [INFO] [stderr] 31: 0x7fbab8ee61e3 - rustc_data_structures::stack::ensure_sufficient_stack::hbfe55f93d2019a1c [INFO] [stderr] 32: 0x7fbab8f06c70 - rustc_query_system::query::plumbing::get_query_impl::h0291b6f8dd5ca569 [INFO] [stderr] 33: 0x7fbab8f1b337 - rustc_query_system::query::plumbing::ensure_query_impl::hc910b2aba4609df7 [INFO] [stderr] 34: 0x7fbab8e7400b - rustc_session::utils::::time::hf6ff23ff0242237a [INFO] [stderr] 35: 0x7fbab8e73827 - rustc_session::utils::::time::haedaf7d2e0b5416f [INFO] [stderr] 36: 0x7fbab8e092ea - rustc_interface::passes::analysis::h80f7d3ceddda0be6 [INFO] [stderr] 37: 0x7fbab8c4758b - rustc_middle::ty::query:: for rustc_middle::ty::query::queries::analysis>::compute::h9cac2558702160d2 [INFO] [stderr] 38: 0x7fbab8cbdeb7 - rustc_query_system::dep_graph::graph::DepGraph::with_task_impl::h2896d13078caf413 [INFO] [stderr] 39: 0x7fbab8ccadba - rustc_query_system::query::plumbing::get_query_impl::he3aa138a27a7394d [INFO] [stderr] 40: 0x7fbab8c47d97 - rustc_middle::ty::context::tls::enter_global::hba217b705b6158bb [INFO] [stderr] 41: 0x7fbab8c4a35e - rustc_interface::interface::run_compiler_in_existing_thread_pool::he213e50db98d4e02 [INFO] [stderr] 42: 0x7fbab8c77adf - rustc_ast::attr::with_globals::he0d0fd6a7c53fc42 [INFO] [stderr] 43: 0x7fbab8c7952c - std::sys_common::backtrace::__rust_begin_short_backtrace::hb1810d63aba8cf93 [INFO] [stderr] 44: 0x7fbab8c2d9ee - core::ops::function::FnOnce::call_once{{vtable.shim}}::hf0f93ed149534c4b [INFO] [stderr] 45: 0x7fbab8554b3a - as core::ops::function::FnOnce>::call_once::hafe1a9c0c0bd5072 [INFO] [stderr] at /rustc/783139bd8fc3b94fac9a1bf81bba2c506e8221b6/src/liballoc/boxed.rs:1057 [INFO] [stderr] 46: 0x7fbab8554b3a - as core::ops::function::FnOnce>::call_once::he2190e4ae57d71d9 [INFO] [stderr] at /rustc/783139bd8fc3b94fac9a1bf81bba2c506e8221b6/src/liballoc/boxed.rs:1057 [INFO] [stderr] 47: 0x7fbab8554b3a - std::sys::unix::thread::Thread::new::thread_start::h1e42ba00cae086d8 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 48: 0x7fbab8496609 - start_thread [INFO] [stderr] 49: 0x7fbab83aa103 - __clone [INFO] [stderr] 50: 0x0 - [INFO] [stderr] [INFO] [stderr] error: internal compiler error: unexpected panic [INFO] [stderr] [INFO] [stderr] error: could not compile `abseil`. [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] 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 1.45.0-nightly (783139bd8 2020-05-27) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C embed-bitcode=no -C debuginfo=2 --crate-type bin [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 [check_match] processing `<(A, B) as patch::Patch>::patch` [INFO] [stderr] #1 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "69b1f449ad1a54cf57ba62fe0f5ae73f935cc9f17038c78aaffe827a459d460b"` [INFO] running `"docker" "rm" "-f" "69b1f449ad1a54cf57ba62fe0f5ae73f935cc9f17038c78aaffe827a459d460b"` [INFO] [stdout] 69b1f449ad1a54cf57ba62fe0f5ae73f935cc9f17038c78aaffe827a459d460b