$ emerge -pvuDU @world;

$ emerge -pvuDU @world;

$ emerge -pvuDU @world

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

Calculating dependencies  ... ... ..... done!
Dependency resolution took 42.83 s (backtrack: 1/20).

[ebuild  NS    ] dev-lang/rust-1.92.0_p1-r1:1.92.0::gentoo [1.91.0:1.91.0::gentoo] USE="system-llvm (-big-endian) -clippy -debug -dist -doc (-llvm-libunwind) -lto -rust-analyzer -rust-src -rustfmt -test -verify-sig" ABI_X86="(64) -32 (-x32)" CPU_FLAGS_X86="sse2" LLVM_SLOT="(21)" LLVM_TARGETS="(X86) -AArch64 -AMDGPU -ARC -ARM -AVR -BPF -CSKY -DirectX -Hexagon -Lanai -LoongArch -M68k -MSP430 -Mips -NVPTX -PowerPC -RISCV -SPIRV -Sparc -SystemZ -VE -WebAssembly -XCore -Xtensa" RUST_SYSROOTS="-bpf -wasm" 0 KiB
[ebuild     U ~] dev-util/android-studio-2025.3.1.8::gentoo [2025.2.3.9::gentoo] USE="(-selinux)" 0 KiB

Total: 2 packages (1 upgrade, 1 in new slot), Size of downloads: 0 KiB

WARNING: One or more updates/rebuilds have been skipped due to a dependency conflict:

dev-python/ipykernel:0

  (dev-python/ipykernel-7.1.0:0/0::gentoo, ebuild scheduled for merge) USE="-test" ABI_X86="(64)" PYTHON_TARGETS="python3_13 (-pypy3_11) -python3_11 -python3_12 -python3_14" conflicts with
    <dev-python/ipykernel-7[python_targets_python3_13(-)] required by (dev-python/ipyparallel-9.0.2:0/0::gentoo, installed) USE="-test -verify-provenance" ABI_X86="(64)" PYTHON_TARGETS="python3_13 (-pypy3_11) -python3_11 -python3_12 -python3_14"
    ^                     ^