Version 0.7.5 (2020-11-27)

Version 0.7.5 (2020-11-27)

Features

• Add admit-vcs option to generate VCs without sending them to the solver
• Add support for indexed types in scalac frontend

Improvements

• Generalize specification helpers (#828)

Bug fixes

• Remove unsound type-checking rule for function types, and add subtying rules instead

Version 0.7.4 (2020-10-02)

Version 0.7.4 (2020-10-02)

Bug fixes

• Fix unapplyAccessor not instantiating with refinement type (#841)
• Remove duplicate serializations

Version 0.7.3 (2020-09-08)

Improvements

• Remove check that measure has good type at call site (this was making arguments of recursive functions being type-checked twice, and thus duplicating VCs)
• Instead, add check that mutually recursive functions have the same measure type
• SplitCallBack now processes mutually recursive functions together
• Improve HTML output for type-checking derivation

Version 0.7.2 (31-08-2020)

Features

• Add ListMap implementation (associative list) (#794)

Improvements

• Remove type-checking tuple rule that was duplicating VCs (#792)
• Improve documentation on check/assert (#815)
• Add documentation for contracts on abstract functions (#825)

Bug fixes

• Fix @induct transformation for bounded-size integers (#804)
• Add checks to reject programs not supported by Stainless (#810, #814)
• Fix type encoding translation error (#818)
• Fix issues on @inlineInvariant feature (#820)
• Fix bug where Stainless could make an infinite loop in isMutableClassType (#824)
• Fix "missing field" error in watch mode (#829)
• Fix bug in watch mode where errors from previous runs kept getting reported (#830)
• Fix bug in watch mode that made the verification report incomplete (#831)

Version 0.7.1 (17-06-2020)

Features

• Add ListOps.noDuplicate, and a contract for Set#toList (#746)
• Check match exhaustiveness in type checker (#737)

Improvements

• Rearrange debugging options (#781)
• Change StdOut print functions to handle Any (#761)
• Improve error reporting (#756)
• Add @inlineInvariant flag to ADT invariant dispatch method (#744)
• Use static checks for SetOps methods (#742)
• Recommend using Z3 4.8.6 instead of 4.7.1 (#741)

Bug fixes

• Fix List#toScala method (#778)

Version 0.7.0 (07-02-2020)

Features

• Enable --type-checker by default (#721)
• Rework the termination checker to infer measures for recursive functions (#721)

Improvements

• Relax mutual recursion check for functions/ADTs enough for TypeEncoding (#721)
• Add List#toScala and List.fromScala to the library (#708)
• Add methods map, withFilter, toList, and toScala to Set (#708)
• Add methods keys, values, toList and toScala to Map (#708)

Bug fixes

• Add missing position in FieldAccessors phase (#734)
• Fix extraction of extern types with Dotty frontend (#708)

Version 0.6.2 (16-01-2020)

• Ensures invariants of ancestors cannot be weakened
• Limit parallelism when running stainless-actors tests
• Fix broken benchmark in TypeCheckerSuite
• Update Docker packaging script

Version 0.6.1 (13-11-2019)

Improvements

• Modularize Dockerfile and automate Docker image release process
• Specify version of extra deps when extracting sources from JAR
• Change name of target directory for extracted sources

Bug fixes

• Add missing @library annotation to stainless-algebra. Bump to 0.1.1
• Fix missing import in stainless-algebra. Bump to 0.1.2

Version 0.6.0 (07-11-2019)

Features

• Enable strict arithmetic by default (#608)
• Introduce stainless.math.wrapping method to opt-out of overflow checks (#608)
• Add @wrapping annotation for function definitions (#608)
• Add ability to resolve extra source dependencies via Coursier (#715)
• Erase values classes (#712)
• Expose @invariant flag to user-land (#712)
• Lift invariants of value classes to a refinement type (#712)
• Implement Map#-- for finite maps (#705)
• Add List.empty method

Improvements

• Enforce overriding of abstract vals with constructor params (#712)
• Ensure soundness of invariants in TreeSanitizer (#712)
• Lift refinements in lets into assertions (#712)
• Update ScalaZ3 to its latest release (bundling Z3 4.7.1) (#707)
• Disallow defining classes within a class body (#697)
• Document type aliases and type members (#686)
• Ensure type parameters with non-trivial bounds are properly encoded (#685)

Bug fixes

• Fix null pointer exception when running --eval (#699)
• Fix warning about multiple library sources (#692)

Version 0.5.1 (12-09-2019)

Bug fixes

• Fix bug in ScalaCompiler.topmostAncestors (#693)
• Fix warning about multiple library sources (#692)