Fix minor issues in logging

[tfiedor]

1. Fix counters for warmup/repeats
2. Group logs based on profile name.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 99.12%. Comparing base (2aa98d6) to head (832cde9).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## devel #238 +/- ## ======================================= Coverage 99.12% 99.12% ======================================= Files 147 147 Lines 10001 10014 +13 ======================================= + Hits 9913 9926 +13 Misses 88 88 ``` | [Flag](https://app.codecov.io/gh/Perfexionists/perun/pull/238/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Perfexionists) | Coverage Δ | | |---|---|---| | [coverage-3.10](https://app.codecov.io/gh/Perfexionists/perun/pull/238/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Perfexionists) | `99.12% <100.00%> (+0.01%)` | :arrow_up: | | [coverage-3.11](https://app.codecov.io/gh/Perfexionists/perun/pull/238/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Perfexionists) | `99.11% <100.00%> (-0.01%)` | :arrow_down: | | [coverage-3.12](https://app.codecov.io/gh/Perfexionists/perun/pull/238/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Perfexionists) | `99.11% <100.00%> (+<0.01%)` | :arrow_up: | | [coverage-3.9](https://app.codecov.io/gh/Perfexionists/perun/pull/238/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Perfexionists) | `99.11% <100.00%> (+<0.01%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Perfexionists#carryforward-flags-in-the-pull-request-comment) to find out more.

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