>>> Emerging : portage://dev-util/kernelshark-2.4.0-r1:run?{[]}

These are the packages that would be merged, in order:

Calculating dependencies... done!

 └─step  1─┤ useflag portage://dev-util/trace-cmd-3.4 (python_single_target_python3_13)

 └─step  2─┤ download  portage://app-text/asciidoc-10.2.1
             │           └─ file ─┤ 1.22 Mb  	 asciidoc-10.2.1.tar.gz
             │ download  portage://dev-build/b2-5.5.3
             │           └─ file ─┤ 1.17 Mb  	 b2-5.5.3.tar.gz
             │ download  portage://dev-libs/boost-1.91.0-r2
             │           └─ file ─┤ 195.10 Mb  	 boost_1_91_0.tar.bz2
             │ download  portage://dev-libs/double-conversion-3.4.0
             │           └─ file ─┤ 6.71 Mb  	 double-conversion-3.4.0.tar.gz
             │ download  portage://dev-libs/libevdev-1.13.7
             │           └─ file ─┤ 461.37 Kb  	 libevdev-1.13.7.tar.xz
             │ download  portage://dev-libs/libinput-1.32.0
             │           └─ file ─┤ 943.36 Kb  	 libinput-1.32.0.tar.bz2
             │ download  portage://dev-libs/libtracecmd-1.5.5
             │           └─ file ─┤ 361.13 Kb  	 libtracecmd-1.5.5.tar.gz
             │ download  portage://dev-libs/libtraceevent-1.9.0
             │           └─ file ─┤ 161.20 Kb  	 libtraceevent-1.9.0.tar.gz
             │ download  portage://dev-libs/libtracefs-1.8.3
             │           └─ file ─┤ 225.39 Kb  	 libtracefs-1.8.3.tar.gz
             │ download  portage://dev-libs/md4c-0.6.0
             │           └─ file ─┤ 262.56 Kb  	 md4c-0.6.0.tar.gz
             │ download  portage://dev-python/flit-core-4.1.0
             │           └─ file ─┤ 53.40 Kb  	 flit_core-4.1.0.tar.gz
             │ download  portage://dev-python/gpep517-23
             │           └─ file ─┤ 30.63 Kb  	 gpep517-23.gh.tar.gz
             │ download  portage://dev-python/installer-1.1.0
             │           └─ file ─┤ 453.58 Kb  	 installer-1.1.0-py3-none-any.whl
             │                    │ 469.98 Kb  	 installer-1.1.0.tar.gz
             │ download  portage://dev-python/jaraco-context-6.1.2
             │           └─ file ─┤ 16.41 Kb  	 jaraco_context-6.1.2.tar.gz
             │ download  portage://dev-python/jaraco-functools-4.6.0
             │           └─ file ─┤ 20.35 Kb  	 jaraco_functools-4.6.0.tar.gz
             │ download  portage://dev-python/jaraco-text-4.3.0
             │           └─ file ─┤ 20.19 Kb  	 jaraco_text-4.3.0.tar.gz
             │ download  portage://dev-python/more-itertools-11.2.1
             │           └─ file ─┤ 150.52 Kb  	 more_itertools-11.2.1.tar.gz
             │ download  portage://dev-python/packaging-26.3
             │           └─ file ─┤ 306.07 Kb  	 packaging-26.3.tar.gz
             │ download  portage://dev-python/platformdirs-4.13.5
             │           └─ file ─┤ 60.90 Kb  	 platformdirs-4.13.5.tar.gz
             │ download  portage://dev-python/setuptools-84.0.0
             │           └─ file ─┤ 1.11 Mb  	 setuptools-84.0.0.tar.gz
             │ download  portage://dev-python/wheel-0.48.0
             │           └─ file ─┤ 64.91 Kb  	 wheel-0.48.0.tar.gz
             │ download  portage://dev-qt/qtbase-6.11.2-r2
             │           └─ file ─┤ 48.24 Mb  	 qtbase-everywhere-src-6.11.2.tar.xz
             │ download  portage://dev-qt/qtscxml-6.11.2
             │           └─ file ─┤ 537.96 Kb  	 qtscxml-everywhere-src-6.11.2.tar.xz
             │ download  portage://dev-qt/qttools-6.11.2
             │           └─ file ─┤ 4.57 Kb  	 qttools-6.11.2-llvm22.patch.xz
             │                    │ 9.75 Mb  	 qttools-everywhere-src-6.11.2.tar.xz
             │ download  portage://dev-qt/qttranslations-6.11.2
             │           └─ file ─┤ 1.61 Mb  	 qttranslations-everywhere-src-6.11.2.tar.xz
             │ download  portage://dev-util/kernelshark-2.4.0-r1
             │           └─ file ─┤ 3.91 Mb  	 kernelshark-2.4.0.tar.gz
             │ download  portage://dev-util/source-highlight-3.1.9-r2
             │           └─ file ─┤ 1.64 Mb  	 source-highlight-3.1.9.tar.gz
             │ download  portage://dev-util/trace-cmd-3.4
             │           └─ file ─┤ 361.14 Kb  	 trace-cmd-v3.4.tar.gz
             │ download  portage://media-fonts/freefont-20120503
             │           └─ file ─┤ 4.28 Mb  	 freefont-otf-20120503.tar.gz
             │                    │ 5.79 Mb  	 freefont-ttf-20120503.zip
             │ download  portage://sys-libs/libcap-ng-0.9.6
             │           └─ file ─┤ 181.93 Kb  	 libcap-ng-0.9.6.tar.gz
             │ download  portage://sys-libs/mtdev-1.1.7
             │           └─ file ─┤ 294.92 Kb  	 mtdev-1.1.7.tar.bz2
             │ download  portage://sys-process/audit-4.2.1
             │           └─ file ─┤ 738.44 Kb  	 audit-4.2.1.tar.gz
             │ download  portage://x11-libs/libxkbcommon-1.13.2
             │           └─ file ─┤ 1.19 Mb  	 libxkbcommon-1.13.2.tar.gz
             │ download  portage://x11-libs/xcb-util-0.4.1
             │           └─ file ─┤ 261.13 Kb  	 xcb-util-0.4.1.tar.xz
             │ download  portage://x11-libs/xcb-util-cursor-0.1.6
             │           └─ file ─┤ 266.68 Kb  	 xcb-util-cursor-0.1.6.tar.xz
             │ download  portage://x11-libs/xcb-util-image-0.4.1
             │           └─ file ─┤ 282.24 Kb  	 xcb-util-image-0.4.1.tar.xz
             │ download  portage://x11-libs/xcb-util-renderutil-0.3.10
             │           └─ file ─┤ 255.89 Kb  	 xcb-util-renderutil-0.3.10.tar.xz
             │ download  portage://x11-libs/xcb-util-wm-0.4.2
             │           └─ file ─┤ 278.47 Kb  	 xcb-util-wm-0.4.2.tar.xz
             │ download  portage://x11-misc/xkeyboard-config-2.48
             │           └─ file ─┤ 930.97 Kb  	 xkeyboard-config-2.48.tar.xz

Total: 40 actions (1 useflag, 39 downloads), grouped into 2 steps.
       289.99 Mb to be downloaded.


>>> Assumptions taken during proving & planning:

  USE flag change (1 package):
  Add to /etc/portage/package.use:
    dev-util/trace-cmd python_single_target_python3_13