Search results

Broken type inference with --type-system-refresh

kind: bugCrashes, unsoundness, incorrect output, etc. If possible, add a `part:` labelCrashes, unsoundness, incorrect output, etc. If possible, add a `part:` label

Status: Open.

#6382 In dafny-lang/dafny;

· josedusol opened on Oct 20, 2025

Inconsistent verification performance with simple arithmetics

kind: bugCrashes, unsoundness, incorrect output, etc. If possible, add a `part:` labelCrashes, unsoundness, incorrect output, etc. If possible, add a `part:` label

Status: Open.

#6379 In dafny-lang/dafny;

· dirtybytes opened on Oct 17, 2025

Internal error: Unhandled exception: System.NullReferenceException

kind: bugCrashes, unsoundness, incorrect output, etc. If possible, add a `part:` labelCrashes, unsoundness, incorrect output, etc. If possible, add a `part:` label

Status: Open.

#6378 In dafny-lang/dafny;

· wiegerw opened on Oct 16, 2025

Documentation on Dafny Plugin creation is not up to date (first example triggers C# compilation errors)

part: documentationDafny's reference manual, tutorial, and other materialsDafny's reference manual, tutorial, and other materials

Status: Open.

#6377 In dafny-lang/dafny;

· ricostynha1 opened on Oct 15, 2025

Syntax highlighting breaks when removing spaces around operators

kind: bugCrashes, unsoundness, incorrect output, etc. If possible, add a `part:` labelCrashes, unsoundness, incorrect output, etc. If possible, add a `part:` label

Status: Open.

#6376 In dafny-lang/dafny;

· ricostynha1 opened on Oct 15, 2025

Lack of Documentation and Unclear Output for --verification-coverage-report

part: documentationDafny's reference manual, tutorial, and other materialsDafny's reference manual, tutorial, and other materials

Status: Open.

#6375 In dafny-lang/dafny;

· ricostynha1 opened on Oct 15, 2025

Datatype value inequality requires redundant assertions

kind: bugCrashes, unsoundness, incorrect output, etc. If possible, add a `part:` labelCrashes, unsoundness, incorrect output, etc. If possible, add a `part:` label

Status: Open.

#6370 In dafny-lang/dafny;

· dirtybytes opened on Oct 5, 2025

Deriving <code>false</code> with sequence subtypes

kind: bugCrashes, unsoundness, incorrect output, etc. If possible, add a `part:` labelCrashes, unsoundness, incorrect output, etc. If possible, add a `part:` label

Status: Open.

#6368 In dafny-lang/dafny;

· volodeyka opened on Sep 30, 2025

New resolver produces Boogie error

during 2: compilation of correct programDafny rejects a valid program during compilationDafny rejects a valid program during compilation

part: resolverResolution and typecheckingResolution and typechecking

Status: Open.

Bug

#6364 In dafny-lang/dafny;

· keyboardDrummer opened on Sep 17, 2025

Opaque blocks prove variable previously assigned

during 3: execution of incorrect programAn bug in the verifier that allows Dafny to run a program that does not correctly implement its specAn bug in the verifier that allows Dafny to run a program that does not correctly implement its spec

kind: bugCrashes, unsoundness, incorrect output, etc. If possible, add a `part:` labelCrashes, unsoundness, incorrect output, etc. If possible, add a `part:` label

Status: Open.

#6363 In dafny-lang/dafny;

· MikaelMayer opened on Sep 16, 2025

Type synonyms in <code>least</code>/<code>greatest</code> lemmas

kind: bugCrashes, unsoundness, incorrect output, etc. If possible, add a `part:` labelCrashes, unsoundness, incorrect output, etc. If possible, add a `part:` label

Status: Open.

#6360 In dafny-lang/dafny;

· volodeyka opened on Sep 5, 2025

Getting invariant to pass requires repeating a subexpression of it

incompletenessThings that Dafny should be able to prove, but can'tThings that Dafny should be able to prove, but can't

Status: Open.

#6356 In dafny-lang/dafny;

· keyboardDrummer opened on Sep 2, 2025