thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })', /home/actuday/.cargo/registry/src/github.com-1ecc6299db9ec823/cargo-flutter-0.1.12/src/main.rs:127:32note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })', /home/actuday/.cargo/registry/src/github.com-1ecc6299db9ec823/cargo-flutter-0.1.12/src/main.rs:127:32stack backtrace:   0: backtrace::backtrace::libunwind::trace             at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86   1: backtrace::backtrace::trace_unsynchronized             at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66   2: std::sys_common::backtrace::_print_fmt             at src/libstd/sys_common/backtrace.rs:78   3: <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt             at src/libstd/sys_common/backtrace.rs:59   4: core::fmt::write             at src/libcore/fmt/mod.rs:1076   5: std::io::Write::write_fmt             at src/libstd/io/mod.rs:1537   6: std::sys_common::backtrace::_print             at src/libstd/sys_common/backtrace.rs:62   7: std::sys_common::backtrace::print             at src/libstd/sys_common/backtrace.rs:49   8: std::panicking::default_hook::{{closure}}             at src/libstd/panicking.rs:198   9: std::panicking::default_hook             at src/libstd/panicking.rs:218  10: std::panicking::rust_panic_with_hook             at src/libstd/panicking.rs:486  11: rust_begin_unwind             at src/libstd/panicking.rs:388  12: core::panicking::panic_fmt             at src/libcore/panicking.rs:101  13: core::option::expect_none_failed             at src/libcore/option.rs:1272  14: cargo_flutter::main  15: std::rt::lang_start::{{closure}}  16: std::rt::lang_start_internal::{{closure}}             at src/libstd/rt.rs:52  17: std::panicking::try::do_call             at src/libstd/panicking.rs:297  18: std::panicking::try             at src/libstd/panicking.rs:274  19: std::panic::catch_unwind             at src/libstd/panic.rs:394  20: std::rt::lang_start_internal             at src/libstd/rt.rs:51  21: main  22: __libc_start_main  23: _startnote: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.