Running phase: unpackPhase unpacking source archive /nix/store/jhlwfsy1s4gjlmdaixm83jyd6hl9sz4l-5ch1h30cs2f1c0na4pn1xcdd97syyi74-source source root is 5ch1h30cs2f1c0na4pn1xcdd97syyi74-source Executing cargoSetupPostUnpackHook Finished cargoSetupPostUnpackHook Running phase: patchPhase Executing cargoSetupPostPatchHook Validating consistency between /build/5ch1h30cs2f1c0na4pn1xcdd97syyi74-source/Cargo.lock and /build/cargo-vendor-dir/Cargo.lock Finished cargoSetupPostPatchHook Running phase: updateAutotoolsGnuConfigScriptsPhase Running phase: configurePhase Running phase: buildPhase Executing cargoBuildHook cargoBuildHook flags: -j 16 --target x86_64-unknown-linux-gnu --offline --profile release error: rustc 1.95.0 is not supported by the following packages: matrix-sdk@0.19.1 requires rustc 1.96 matrix-sdk@0.19.1 requires rustc 1.96 matrix-sdk@0.19.1 requires rustc 1.96 matrix-sdk-base@0.19.1 requires rustc 1.96 matrix-sdk-common@0.19.1 requires rustc 1.96 matrix-sdk-common@0.19.1 requires rustc 1.96 matrix-sdk-common@0.19.1 requires rustc 1.96 matrix-sdk-crypto@0.19.1 requires rustc 1.96 matrix-sdk-sqlite@0.19.1 requires rustc 1.96 matrix-sdk-store-encryption@0.19.1 requires rustc 1.96 Either upgrade rustc or select compatible dependency versions with `cargo update @ --precise ` where `` is the latest version supporting rustc 1.95.0