libc failure backtrace

gistfile1.txt

stack backtrace:
     0:     0x55d5b430fc1a - std::backtrace_rs::backtrace::libunwind::trace::hd0524392467f58f0
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
     1:     0x55d5b430fc1a - std::backtrace_rs::backtrace::trace_unsynchronized::h2c36934e8f6e9be3
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
     2:     0x55d5b430fc1a - std::sys_common::backtrace::_print_fmt::he6e9d614e924de03
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/sys_common/backtrace.rs:65:5
     3:     0x55d5b430fc1a - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hd3e316690863bea3
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/sys_common/backtrace.rs:44:22
     4:     0x55d5b432d45e - core::fmt::write::h61f017e5ff79d11e
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/core/src/fmt/mod.rs:1208:17
     5:     0x55d5b430d285 - std::io::Write::write_fmt::hdb1cd50f6bc7b937
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/io/mod.rs:1682:15
     6:     0x55d5b430f9e5 - std::sys_common::backtrace::_print::h61ced5a58150f7a3
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/sys_common/backtrace.rs:47:5
     7:     0x55d5b430f9e5 - std::sys_common::backtrace::print::h60ec39223e784f04
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/sys_common/backtrace.rs:34:9
     8:     0x55d5b431106f - std::panicking::default_hook::{{closure}}::he373ef3cb63d5455
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/panicking.rs:267:22
     9:     0x55d5b4310dab - std::panicking::default_hook::h97c2b49db1cfdaed
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/panicking.rs:286:9
    10:     0x55d5b431177c - std::panicking::rust_panic_with_hook::hd8e47e215c6e1b89
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/panicking.rs:688:13
    11:     0x55d5b4311519 - std::panicking::begin_panic_handler::{{closure}}::ha3da9b3a57de21bf
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/panicking.rs:579:13
    12:     0x55d5b43100cc - std::sys_common::backtrace::__rust_end_short_backtrace::hbbd56839cec40723
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/sys_common/backtrace.rs:137:18
    13:     0x55d5b4311222 - rust_begin_unwind
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/panicking.rs:575:5
    14:     0x55d5b42e91d3 - core::panicking::panic_fmt::he26e4c435a8fd757
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/core/src/panicking.rs:65:14
    15:     0x55d5b432c731 - core::panicking::panic_display::hd70b17c3ce695123
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/core/src/panicking.rs:138:5
    16:     0x55d5b432c6db - core::panicking::panic_str::hb950fab76c5f9735
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/core/src/panicking.rs:122:5
    17:     0x55d5b42e9196 - core::option::expect_failed::h422bff9ea5f11059
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/core/src/option.rs:1879:5
    18:     0x55d5b42eb8c4 - core::option::Option<T>::expect::h012f9f58a8e8d1d8
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/core/src/option.rs:741:21
    19:     0x55d5b42ee2ee - build_script_build::main::hd8a1e072592c39d5
                                 at /home/grey/.cargo/registry/src/github.com-1ecc6299db9ec823/libc-0.2.137/build.rs:9:41
    20:     0x55d5b42f1a5b - core::ops::function::FnOnce::call_once::hda3b010d4dabcb13
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/core/src/ops/function.rs:507:5
    21:     0x55d5b42f273e - std::sys_common::backtrace::__rust_begin_short_backtrace::h653579fbb2af3ca8
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/sys_common/backtrace.rs:121:18
    22:     0x55d5b42f27b1 - std::rt::lang_start::{{closure}}::he019889ce2934e30
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/rt.rs:166:18
    23:     0x55d5b430a51c - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h1f968710588d397e
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/core/src/ops/function.rs:606:13
    24:     0x55d5b430a51c - std::panicking::try::do_call::h3370099da578735f
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/panicking.rs:483:40
    25:     0x55d5b430a51c - std::panicking::try::h2367c801fe145806
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/panicking.rs:447:19
    26:     0x55d5b430a51c - std::panic::catch_unwind::h8adf32d2b3c83a63
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/panic.rs:137:14
    27:     0x55d5b430a51c - std::rt::lang_start_internal::{{closure}}::h17d81642fe7bbcb3
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/rt.rs:148:48
    28:     0x55d5b430a51c - std::panicking::try::do_call::h15c137bdcb51728e
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/panicking.rs:483:40
    29:     0x55d5b430a51c - std::panicking::try::h8568d1d27cf66bdc
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/panicking.rs:447:19
    30:     0x55d5b430a51c - std::panic::catch_unwind::ha3fb277c4e0c8ab6
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/panic.rs:137:14
    31:     0x55d5b430a51c - std::rt::lang_start_internal::h721668f55abb4841
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/rt.rs:148:20
    32:     0x55d5b42f278a - std::rt::lang_start::h07c8e24b0b6216c8
                                 at /rustc/c97b539e408ea353f4fde2f9251d598291fec421/library/std/src/rt.rs:165:17
    33:     0x55d5b42efaee - main
    34:     0x7f6bfa401d90 - __libc_start_call_main
                                 at ./csu/../sysdeps/nptl/libc_start_call_main.h:58:16
    35:     0x7f6bfa401e40 - __libc_start_main_impl
                                 at ./csu/../csu/libc-start.c:392:3
    36:     0x55d5b42e9515 - _start
    37:                0x0 - <unknown>