I use Parrot OS. As I found out, strace is a basic package which i can install just by apt-get install strace. But i just get
Reading package lists... Done
Building dependency tree
Reading state information... Done
Package strace is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source
E: Package 'strace' has no installation candidate
Why so? M/b somebody nows
According to the parrot repo, the strace package is present.
This means that either your apt database is outdated, in this case, you can update it using apt update, or apt is not using this repo.
If so, you can add the Parrot Repo by creating/updating your /etc/apt/sources.list.d/parrot.list file with the content provided in the documentation of Parrot. Then you can update the list of packages and retry the installation!