Better error messages on ErgoTree evaluation · ergoplatform/sigma-rust@8784394

`SType` doesn't implement `std::fmt::Display`

the method `fmt` exists for reference `&Box<SigmaProp>`, but its trait bounds were not satisfied

the method `fmt` exists for reference `&Box<EcPoint>`, but its trait bounds were not satisfied

the method `fmt` exists for reference `&Box<AvlTreeData>`, but its trait bounds were not satisfied

the method `fmt` exists for reference `&Arc<ErgoBox>`, but its trait bounds were not satisfied

The process '/home/runner/.cargo/bin/cargo' failed with exit code 101

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, actions-rs/toolchain@v1, actions-rs/cargo@v1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

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