thread 'main' panicked at 'first', $DIR/double_panic.rs:LL:CC note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace thread 'main' panicked at 'second', $DIR/double_panic.rs:LL:CC stack backtrace: 0: std::backtrace_rs::backtrace::miri::trace_unsynchronized at RUSTLIB/std/src/../../backtrace/src/backtrace/miri.rs:LL:CC 1: std::backtrace_rs::backtrace::miri::trace at RUSTLIB/std/src/../../backtrace/src/backtrace/miri.rs:LL:CC 2: std::backtrace_rs::backtrace::trace_unsynchronized at RUSTLIB/std/src/../../backtrace/src/backtrace/mod.rs:LL:CC 3: std::sys_common::backtrace::_print_fmt at RUSTLIB/std/src/sys_common/backtrace.rs:LL:CC 4: ::fmt at RUSTLIB/std/src/sys_common/backtrace.rs:LL:CC 5: std::fmt::write at RUSTLIB/core/src/fmt/mod.rs:LL:CC 6: ::write_fmt at RUSTLIB/std/src/io/mod.rs:LL:CC 7: std::sys_common::backtrace::_print at RUSTLIB/std/src/sys_common/backtrace.rs:LL:CC 8: std::sys_common::backtrace::print at RUSTLIB/std/src/sys_common/backtrace.rs:LL:CC 9: std::panicking::default_hook::{closure#1} at RUSTLIB/std/src/panicking.rs:LL:CC 10: std::panicking::default_hook at RUSTLIB/std/src/panicking.rs:LL:CC 11: std::panicking::rust_panic_with_hook at RUSTLIB/std/src/panicking.rs:LL:CC 12: std::rt::begin_panic::{closure#0} at RUSTLIB/std/src/panicking.rs:LL:CC 13: std::sys_common::backtrace::__rust_end_short_backtrace at RUSTLIB/std/src/sys_common/backtrace.rs:LL:CC 14: std::rt::begin_panic at RUSTLIB/std/src/panicking.rs:LL:CC 15: ::drop at $DIR/double_panic.rs:LL:CC 16: std::ptr::drop_in_place - shim(Some(Foo)) at RUSTLIB/core/src/ptr/mod.rs:LL:CC 17: main at $DIR/double_panic.rs:LL:CC 18: >::call_once - shim(fn()) at RUSTLIB/core/src/ops/function.rs:LL:CC 19: std::sys_common::backtrace::__rust_begin_short_backtrace at RUSTLIB/std/src/sys_common/backtrace.rs:LL:CC 20: std::rt::lang_start::{closure#0} at RUSTLIB/std/src/rt.rs:LL:CC 21: std::ops::function::impls::call_once at RUSTLIB/core/src/ops/function.rs:LL:CC 22: std::panicking::r#try::do_call at RUSTLIB/std/src/panicking.rs:LL:CC 23: std::panicking::r#try at RUSTLIB/std/src/panicking.rs:LL:CC 24: std::panic::catch_unwind at RUSTLIB/std/src/panic.rs:LL:CC 25: std::rt::lang_start_internal::{closure#2} at RUSTLIB/std/src/rt.rs:LL:CC 26: std::panicking::r#try::do_call at RUSTLIB/std/src/panicking.rs:LL:CC 27: std::panicking::r#try at RUSTLIB/std/src/panicking.rs:LL:CC 28: std::panic::catch_unwind at RUSTLIB/std/src/panic.rs:LL:CC 29: std::rt::lang_start_internal at RUSTLIB/std/src/rt.rs:LL:CC 30: std::rt::lang_start at RUSTLIB/std/src/rt.rs:LL:CC thread panicked while panicking. aborting. error: abnormal termination: the program aborted execution --> RUSTLIB/std/src/sys/PLATFORM/mod.rs:LL:CC | LL | ABORT(); | ^ the program aborted execution | = note: inside `std::sys::PLATFORM::abort_internal` at RUSTLIB/std/src/sys/PLATFORM/mod.rs:LL:CC = note: inside `std::panicking::rust_panic_with_hook` at RUSTLIB/std/src/panicking.rs:LL:CC = note: inside closure at RUSTLIB/std/src/panicking.rs:LL:CC = note: inside `std::sys_common::backtrace::__rust_end_short_backtrace::<[closure@std::rt::begin_panic<&str>::{closure#0}], !>` at RUSTLIB/std/src/sys_common/backtrace.rs:LL:CC note: inside `::drop` at RUSTLIB/std/src/panic.rs:LL:CC --> $DIR/double_panic.rs:LL:CC | LL | panic!("second"); | ^ = note: inside `std::ptr::drop_in_place:: - shim(Some(Foo))` at RUSTLIB/core/src/ptr/mod.rs:LL:CC note: inside `main` at $DIR/double_panic.rs:LL:CC --> $DIR/double_panic.rs:LL:CC | LL | } | ^ = note: this error originates in the macro `$crate::panic::panic_2015` (in Nightly builds, run with -Z macro-backtrace for more info) note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace error: aborting due to previous error