Multiple hermes instances crashed at the same time

[mircea-c]

Crate

ibc-rs

Summary of Bug

Hermes osmosis worker crashed with a panic when querying osmosis-1 node.

Version

Commit hash: f328157

Steps to Reproduce

The application panicked (crashed).
 Message:  called `Result::unwrap()` on an `Err` value: 
    0: #033[91merror converting from u64 to i64#033[0m
    1: #033[91mout of range integral type conversion attempted#033[0m
 
 Location:
    #033[35m/usr/local/cargo/registry/src/github.com-1ecc6299db9ec823/flex-error-0.4.3/src/tracer_impl/eyre.rs#033[0m:#033[35m31#033[0m
 
 Backtrace omitted.
 Run with RUST_BACKTRACE=1 environment variable to display it.
 Run with RUST_BACKTRACE=full to include source snippets.
 Location: modules/src/ics04_channel/events.rs:139

Acceptance Criteria

This panic doesn't happen again or is handled gracefully.

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[romac]

Underlying issue: #1442