Software Synthesis and Verification

Course code: ITI8531
Link: http://courses.cs.ttu.ee/pages/ITI0130

Lecturer: prof. Jüri Vain
Contact: juri.vain ätt ttu.ee, ICT-418

Lecturer: Leonidas Tsiopoulos
Contact: leonidas.tsiopoulos ätt ttu.ee, ICT-424

Lab assistant: Evelin Halling
Contact: evelin.halling ätt ttu.ee,

Previous courses: 2014

Time and place

Lectures: Tuesdays 12:00, ICT-A1
Labs: Thursdays 10:00, ICT-A1 - Evelin Halling

New!
Exams:

• Thursday June 4, 12:00, room ICT-A1
  
  • Exam is for those who have not passed any of the test or want to improve their final mark

Lecture plan

• Lecture 1: Introduction
• Lecture 2: Modelling state transition systems
• Lecture 3: Temporal logic CTL*
• Lecture 4: CTL model checking
• Lecture 5: Timed automata and TCTL model checking
• Practicing for Test 1: Model checking Exercises: (05.03.2019)
• Test 1: Model checking (12.03.2019)
• Lecture 6: Program specifications (19.03.2019)
• Lecture 7: Proving partial correctness of programs (19.03.2019)
• Lecture 8: Proof techniques (1): derived rules, backwards proof, annotations (26.03.2019)
• Lecture 9: Proving total correctness of while-programs (26.03.2019)
• Lecture 10: Verifying nondeterministic and parallel programs (02.04.2019)
• Practicing for Test 2: Deductive verification of non-deterministic and parallel programs (04.04.2019 at lab time)
  • Genzen 1st order calculus: Genzen 1st order sequent calculus (proof rules)
• Test 2: Deductive verification of sequential, non-deterministic and parallel programs (09.04.2019,at 12.00)
• Lecture 11: Software synthesis I (16.04.2019)
• Lecture 12: Software synthesis II (23.04.2019)
• Lecture 13: Software synthesis III (30.04.2019)
• Lecture 14: Software synthesis IV (7.05.2019)
• Lecture 15: Software synthesis (recap) and practicing for test (14.05.2019)
• Test 3: Software synthesis (16.05.2019)
• Retake of Test 2, 2nd task: (21.05.2019 at 12.00 (New!))
  • Eample_Solution: (Example solution of Task2 (NEW!))

Labs

• Lab 1: Introduction to modelling in UPPAAL
  • Slides: UPPAAL introduction
  • Model: Light Controller Model
  • Query: Light Controller Query
  • For More reading, refer below links:
    • UPPAAL website
    • Small tutorial on UPPAAL
    • Tutorial on UPPAAL

• Lab 2: Validation (simulation) and verification (automatic model-checking) in UPPAAL
  • Slides: Model Checking introduction
  • Model: ATM System Model
  • Query: ATM System Query

• Lab 3: Understanding of Clocks and State Space Explosion in UPPAAL
  • Slides: Uppaal Modelling Language
  • Model: JobShop Model with three possible scenarios
  • Query: JobShop Query

• Lab 4: Assignment I: Reader-Writer (unreliable) communication protocol
  • Slides: Example and explanation

• Lab 5: Assignment II: Leader election protocol
  • Slides: Explanation
  • The Leader Election Protocol (IEEE 1394)
  • Verification of a Leader Election Protocol: Formal Methods Applied to IEEE 1394
  • Reference solution: Chapter 12, page 172

• Lab 13:
  • LTL
• Lab 14:
  • Exercises
  • GOAL tool
  • LTL2BA
• Lab 15
  • LTL Assignment
  • Updated Spec for LTL Synthesis Assignment
  • Guidelines for Assignment
  • Acacia Tool Installation Commands
  • Acacia Tool Installation Guidelines and Manual for Command Line Options

Exercises

• Exercises 1: Model checking (explicit and symbolic state)
• Exercises 2: Partial correctness of WHILE-programs
  • Example 1: Partial correctness of WHILE-loop
  • Example 2: Partial correctness of FOR-loop
• Partial correctness of non-deterministic and parallel programs
  • Exercises 3.1: Partial correctness of non-deterministic and parallel programs
  • Exercises 3.2: Partial correctness of non-deterministic and parallel programs
  • Exercises 3.3: Parallel programs with message passing

Resources

• Formal Methods Europe
• Genzen's proof system for 1st order logic:
• HL proof rules for sequential and parallel programs:
• Some guidlines how to find invariants
• Mike Gordon's lecture notes on Hoare logic [1]