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POPL 2021
Sun 17 - Fri 22 January 2021 Online

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Sun 17 Jan

Displayed time zone: Amsterdam, Berlin, Bern, Rome, Stockholm, Vienna change

16:00 - 17:00
Invited TalkCPP at CPP
Chair(s): Cătălin Hriţcu MPI-SP

Streamed session: https://youtu.be/PAxUO84tUE8

16:00
60m
Talk
Invited Talk: Teaching Algorithms and Data Structures with a Proof Assistant
CPP
Tobias Nipkow Technische Universität München
Media Attached File Attached
17:00 - 17:30
Proof TacticsCPP at CPP
Chair(s): Jesper Cockx TU Delft

Streamed session: https://youtu.be/PAxUO84tUE8?t=3781

17:00
15m
Talk
A Novice-Friendly Induction Tactic for Lean
CPP
Jannis Limperg Vrije Universiteit Amsterdam
Pre-print Media Attached
17:15
15m
Talk
Lassie: HOL4 Tactics by Example
CPP
Heiko Becker MPI-SWS, Nathaniel Bos McGill University, Ivan Gavran MPI-SWS, Eva Darulova MPI-SWS, Rupak Majumdar MPI-SWS
Pre-print Media Attached File Attached
18:00 - 18:45
Logic, Set Theory, and Category TheoryCPP at CPP
Chair(s): Yannick Forster Saarland University

Streamed session: https://youtu.be/U_ZT9hfDAUQ

18:00
15m
Talk
An Anti-Locally-Nameless Approach to Formalizing Quantifiers
CPP
Olivier Laurent CNRS & ENS Lyon
Pre-print Media Attached
18:15
15m
Talk
The Generalised Continuum Hypothesis Implies the Axiom of Choice in Coq
CPP
Dominik Kirst Saarland University, Felix Rech Saarland University
Pre-print Media Attached
18:30
15m
Talk
Formalizing Category Theory in Agda
CPP
Jason Z.S. Hu McGill University, Jacques Carette McMaster University
Pre-print Media Attached
18:45 - 19:30
Formalized MathematicsCPP at CPP
Chair(s): Amin Timany Aarhus University

Streamed session: https://youtu.be/U_ZT9hfDAUQ?t=2768

18:45
15m
Talk
Formalizing the Ring of Witt VectorsDistinguished Paper Award
CPP
Johan Commelin Universität Freiburg, Robert Y. Lewis Vrije Universiteit Amsterdam
Pre-print Media Attached
19:00
15m
Talk
Formal Verification of Semi-algebraic Sets and Real Analytic Functions
CPP
J Tanner Slagel NASA Langley Research Center, Lauren White Kansas State University, Aaron Dutle NASA Langley Research Center
Pre-print Media Attached
19:15
15m
Talk
On the Formalisation of Kolmogorov Complexity
CPP
Elliot Catt ANU, Michael Norrish Data61, CSIRO & ANU
Pre-print Media Attached
20:00 - 21:00
Virtual CPP dinnerCPP at CPP

Mon 18 Jan

Displayed time zone: Amsterdam, Berlin, Bern, Rome, Stockholm, Vienna change

17:00 - 17:30
Program LogicsCPP at CPP
Chair(s): William Mansky University of Illinois at Chicago

Streamed session: https://youtu.be/poHYVOMQuro?t=3869

17:00
15m
Talk
Contextual Refinement of the Michael-Scott Queue (Proof Pearl)
CPP
Simon Friis Vindum Aarhus University, Lars Birkedal Aarhus University
Pre-print Media Attached
17:15
15m
Talk
Reasoning About Monotonicity in Separation Logic
CPP
Amin Timany Aarhus University, Lars Birkedal Aarhus University
Pre-print Media Attached
18:00 - 18:45
SemanticsCPP at CPP
Chair(s): Yannick Zakowski Inria

Streamed session: https://youtu.be/Qak5mK92etU

18:00
15m
Talk
A Coq Formalization of Data Provenance
CPP
Véronique Benzaken Université Paris Saclay, Sarah Cohen-Boulakia LRI, Université de Paris Sud, CNRS (UMR8623) - Université Paris Saclay, Evelyne Contejean CNRS, Chantal Keller LRI, Univ. Paris-Sud, Rébecca Zucchini LRI, Université de Paris Sud, CNRS (UMR8623) - Université Paris Saclay
Pre-print Media Attached
18:15
15m
Talk
Developing and certifying Datalog optimizations in Coq/MathComp
CPP
Pierre-Léo Bégay Orange Labs & Verimag, Pierre Crégut Orange Labs, Jean-François Monin Verimag
Pre-print Media Attached
18:30
15m
Talk
Machine-Checked Semantic Session TypingDistinguished Paper Award
CPP
Jonas Kastberg Hinrichsen IT University of Copenhagen, Daniël Louwrink University of Amsterdam, Robbert Krebbers Radboud University Nijmegen, Jesper Bengtson IT University of Copenhagen
Pre-print Media Attached
18:45 - 19:30
Security, Blockchains, and Smart ContractsCPP at CPP
Chair(s): Andreas Lochbihler Digital Asset

Streamed session: https://youtu.be/Qak5mK92etU?t=2832

18:45
15m
Talk
Extracting Smart Contracts Tested and Verified in Coq
CPP
Danil Annenkov Concordium Blockchain Research Center, Aarhus University, Mikkel Milo Concordium Blockchain Research Center, Aarhus University, Jakob Botsch Nielsen Concordium Blockchain Research Center, Aarhus University, Bas Spitters Concordium Blockchain Research Center, Aarhus University
Pre-print Media Attached File Attached
19:00
15m
Talk
Formal Verification of Authenticated, Append-Only Skip Lists in Agda
CPP
Victor Cacciari Miraldo DFINITY Foundation, Harold Carr Oracle Labs, USA, Mark Moir Oracle Labs, New Zealand, Lisandra Silva University of Minho, Guy L. Steele Jr. Oracle Labs
Pre-print Media Attached
19:15
15m
Talk
Towards formally verified compilation of tag-based policy enforcement
CPP
CHR Chhak Portland State University, Andrew Tolmach Portland State University, Sean Anderson Portland State University
Pre-print Media Attached
20:00 - 21:00
Lightning TalksCPP / CPP Lightning Talks at CPP
Chair(s): Natarajan Shankar SRI International, USA

Streamed sessions: https://youtu.be/sFMJBTtbjTc

20:00
5m
Talk
Certified Semantics for miniKanren
CPP Lightning Talks
Dmitry Rozplokhas Saint Petersburg State University and JetBrains Research, Andrey Vyatkin Saint Petersburg State University, Petr Lozov Sain Petersburg State University, SPbGU, Dmitri Boulytchev Saint Petersburg State University / JetBrains Research
Media Attached
20:05
5m
Talk
Cameleer: a Deductive Verification Tool for OCaml
CPP Lightning Talks
Mário Pereira NOVA LINCS & Nova School of Sciences and Tecnhology, Antonio Ravara Department of Informatics, Faculty of Sciences and Technology, NOVA University of Lisbon and NOVA LINCS
20:10
5m
Talk
Gradualizing the Calculus of Inductive Constructions
CPP Lightning Talks
Meven Lennon-Bertrand Inria – LS2N, Université de Nantes, Kenji Maillard Inria Nantes & University of Chile, Nicolas Tabareau Inria, Éric Tanter University of Chile
Pre-print
20:15
5m
Talk
Formally Verified Decentralized Exchange with Mi-Cho-Coq
CPP Lightning Talks
Arvid Jakobsson Nomadic Labs, Colin González Université de Paris, Irif -- Nomadic Labs, Bruno Bernardo Nomadic Labs, Raphaël Cauderlier Nomadic Labs
20:20
5m
Talk
A semantic domain for privacy-aware smart contracts and interoperable sharded ledgers
CPP Lightning Talks
Sören Bleikertz Digital Asset, Andreas Lochbihler Digital Asset, Ognjen Marić Digital Asset, Simon Meier Digital Asset, Phoebe Nichols Digital Asset, Matthias Schmalz Digital Asset, Ratko G. Veprek Digital Asset
File Attached
20:25
5m
Talk
Specification and model checking of Tendermint consensus in TLA+
CPP Lightning Talks
Igor Konnov Informal Systems Inc, Zarko Milosevic Informal Systems, Josef Widder Informal Systems
20:30
5m
Talk
Formalization of Combinatorics on Words in Isabelle/HOL
CPP Lightning Talks
Štěpán Holub Charles University, Štěpán Starosta Faculty of Information Technology, Czech Technical University in Prague
Link to publication Media Attached File Attached
20:35
5m
Talk
Formalising MPC-in-the-head-based zero-knowledge
CPP Lightning Talks
Nikolaj Sidorenco Aarhus University, Sabine Oechsner Aarhus University, Bas Spitters Concordium Blockchain Research Center, Aarhus University
File Attached
20:40
5m
Talk
Mechanically-checked soundness of type-based null safety
CPP Lightning Talks
Alexander Kogtenkov Schaffhausen Institute of Technology, Switzerland
Media Attached File Attached
20:45
5m
Talk
Formalising MiniSail in Isabelle
CPP Lightning Talks
Mark Wassell University of Cambridge
20:50
5m
Talk
How to verify an ASN.1 Protocol C-language Stack in Coq?
CPP Lightning Talks
Nika Pona Digamma.ai, Vadim Zaliva Carnegie Mellon University, USA
File Attached
20:55
5m
Talk
Monadic Second-Order Logic and Pomset Languages
CPP Lightning Talks
Tobias Kappé Cornell University

Tue 19 Jan

Displayed time zone: Amsterdam, Berlin, Bern, Rome, Stockholm, Vienna change

16:00 - 16:45
Compilers and InterpretersCPP at CPP
Chair(s): Freek Wiedijk Radboud University Nijmegen

Streamed session: https://youtu.be/TVqCuMMTuos

16:00
15m
Talk
A Minimalistic Verified Bootstrapped Compiler (Proof Pearl)Distinguished Paper Award
CPP
Magnus O. Myreen Chalmers University of Technology
Pre-print Media Attached
16:15
15m
Talk
Lutsig: A Verified Verilog Compiler for Verified Circuit Development
CPP
Andreas Lööw Chalmers University of Technology
Pre-print Media Attached
16:30
15m
Talk
Towards Efficient and Verified Virtual Machines for Dynamic Languages
CPP
Martin Desharnais Universität der Bundeswehr München, Stefan Brunthaler Universität der Bundeswehr München
Pre-print Media Attached
16:45 - 17:30
Rewriting and Automated ReasoningCPP at CPP
Chair(s): Cyril Cohen Université Côte d’Azur, Inria, France

Streamed session: https://youtu.be/TVqCuMMTuos?t=2806

16:45
15m
Talk
A Modular Isabelle Framework for Verifying Saturation Provers
CPP
Sophie Tourret Max Planck Institute for Informatics, Jasmin Blanchette Vrije Universiteit Amsterdam
Pre-print Media Attached
17:00
15m
Talk
An Isabelle/HOL Formalization of AProVE's Termination Method for LLVM IR
CPP
Max W. Haslbeck University of Innsbruck, René Thiemann University of Innsbruck
Pre-print Media Attached
17:15
15m
Talk
A Verified Decision Procedure for the First-Order Theory of Rewriting for Linear Variable-Separated Rewrite Systems
CPP
Alexander Lochmann University of Innsbruck, Aart Middeldorp University of Innsbruck, Fabian Mitterwallner University of Innsbruck, Bertram Felgenhauer
Pre-print Media Attached
18:00 - 18:30
AI and Machine LearningCPP at CPP
Chair(s): Ekaterina Komendantskaya Heriot-Watt University, UK

Streamed session: https://youtu.be/6NJdWdiZEiA

18:00
15m
Talk
A Formal Proof of PAC Learnability for Decision Stumps
CPP
Joseph Tassarotti Boston College, Koundinya Vajjha University of Pittsburgh, Anindya Banerjee IMDEA Software Institute, Jean-Baptiste Tristan Boston College
Pre-print Media Attached
18:15
15m
Talk
CertRL: Formalizing Convergence Proofs for Value and Policy Iteration in Coq
CPP
Koundinya Vajjha University of Pittsburgh, Avraham Shinnar IBM Research, Barry Trager IBM Research, Vasily Pestun IBM Research; IHES, Nathan Fulton IBM Research
Pre-print Media Attached
18:30 - 19:30
Chairs' report and community meetingCPP at CPP

Streamed session: https://youtu.be/6NJdWdiZEiA?t=2150

18:30
60m
Talk
Chairs' report and community meeting
CPP
Cătălin Hriţcu MPI-SP, Andrei Popescu University of Sheffield, Lennart Beringer Princeton University
Media Attached File Attached