How To Install dafny on Ubuntu 22.04

In this tutorial we learn how to install dafny on Ubuntu 22.04. dafny is programming language with program correctness verifier

Introduction

In this tutorial we learn how to install dafny on Ubuntu 22.04.

What is dafny

dafny is:

Dafny is a programming language with a program verifier. The verifier processes function preconditions, postconditions, and assertions, and sends them to an SMT solver for checking. In this way, assertion failures become compiler errors, rather than runtime ones.

There are three methods to install dafny on Ubuntu 22.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install dafny Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install dafny using apt-get by running the following command:

sudo apt-get -y install dafny

Install dafny Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install dafny using apt by running the following command:

sudo apt -y install dafny

Install dafny Using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install dafny using aptitude by running the following command:

sudo aptitude -y install dafny

How To Uninstall dafny on Ubuntu 22.04

To uninstall only the dafny package we can use the following command:

sudo apt-get remove dafny

Uninstall dafny And Its Dependencies

To uninstall dafny and its dependencies that are no longer needed by Ubuntu 22.04, we can use the command below:

sudo apt-get -y autoremove dafny

Remove dafny Configurations and Data

To remove dafny configuration and data from Ubuntu 22.04 we can use the following command:

sudo apt-get -y purge dafny

Remove dafny configuration, data, and all of its dependencies

We can use the following command to remove dafny configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge dafny

References

Summary

In this tutorial we learn how to install dafny package on Ubuntu 22.04 using different package management tools: apt, apt-get and aptitude.