Enum halo2_proofs::plonk::ErrorBack

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pub enum ErrorBack {
    InvalidInstances,
    ConstraintSystemFailure,
    BoundsFailure,
    Opening,
    Transcript(Error),
    NotEnoughRowsAvailable {
        current_k: u32,
    },
    InstanceTooLarge,
    ColumnNotInPermutation(ColumnMid),
    Other(String),
}
Expand description

This is an error that could occur during proving.

Variants§

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InvalidInstances

The provided instances do not match the circuit parameters.

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ConstraintSystemFailure

The constraint system is not satisfied.

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BoundsFailure

Out of bounds index passed to a backend

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Opening

Opening error

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Transcript(Error)

Transcript error

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NotEnoughRowsAvailable

k is too small for the given circuit.

Fields

§current_k: u32

The current value of k being used.

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InstanceTooLarge

Instance provided exceeds number of available rows

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ColumnNotInPermutation(ColumnMid)

The instance sets up a copy constraint involving a column that has not been included in the permutation.

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Other(String)

Generic error not covered by previous cases

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impl Error

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pub fn not_enough_rows_available(current_k: u32) -> Error

Constructs an Error::NotEnoughRowsAvailable.

Trait Implementations§

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impl Debug for Error

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl Display for Error

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl Error for Error

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fn source(&self) -> Option<&(dyn Error + 'static)>

The lower-level source of this error, if any. Read more
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fn description(&self) -> &str

👎Deprecated since 1.42.0: use the Display impl or to_string()
Read more
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fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0: replaced by Error::source, which can support downcasting
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fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)
Provides type based access to context intended for error reports. Read more
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impl From<Error> for Error

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fn from(error: Error) -> Error

Converts to this type from the input type.
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impl From<Error> for Error

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fn from(err: ErrorBack) -> Self

Converts to this type from the input type.

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impl Freeze for Error

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impl !RefUnwindSafe for Error

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impl Send for Error

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impl Sync for Error

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impl Unpin for Error

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impl !UnwindSafe for Error

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Causes self to use its LowerExp implementation when Debug-formatted.
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Causes self to use its LowerHex implementation when Debug-formatted.
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Causes self to use its UpperExp implementation when Debug-formatted.
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Causes self to use its UpperHex implementation when Debug-formatted.
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Calls U::from(self).

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Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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