Running snapcraft error

'/root/parts/{app_name}/build/build/linux/release/bundle' is not a directory

`Launching a VM. The flutter plugin is currently in beta, its API may break. Use at your own risk. snapd is not logged in, snap install commands will use sudo snap "core18" has no updates available Skipping pull flutter-extension (already ran) Skipping pull gnome-3-28-extension (already ran) Skipping pull quran-hadith (already ran) Skipping build flutter-extension (already ran) Skipping build gnome-3-28-extension (already ran) Building quran-hadith

snapcraftctl build flutter pub get Woah! You appear to be trying to run flutter as root. We strongly recommend running the flutter tool without superuser privileges. / 📎 Running "flutter pub get" in build... 3.2s flutter build linux --release -v -t lib/main.dart Woah! You appear to be trying to run flutter as root. We strongly recommend running the flutter tool without superuser privileges. / 📎 [ +198 ms] executing: uname -m [ +95 ms] Exit code 0 from: uname -m [ +1 ms] x86_64 [ +47 ms] executing: [/root/snap/flutter/common/flutter/] git -c log.showSignature=false log -n 1 --pretty=format:%H [ +11 ms] Exit code 0 from: git -c log.showSignature=false log -n 1 --pretty=format:%H [ ] f49956598b2a44cedcb70bd8c4b6b7ef5dc54d43 [ +1 ms] executing: [/root/snap/flutter/common/flutter/] git tag --points-at f49956598b2a44cedcb70bd8c4b6b7ef5dc54d43 [ +29 ms] Exit code 0 from: git tag --points-at f49956598b2a44cedcb70bd8c4b6b7ef5dc54d43 [ +3 ms] executing: [/root/snap/flutter/common/flutter/] git describe --match .. --long --tags f49956598b2a44cedcb70bd8c4b6b7ef5dc54d43 [ +58 ms] Exit code 0 from: git describe --match .. --long --tags f49956598b2a44cedcb70bd8c4b6b7ef5dc54d43 [ ] 1.27.0-1.0.pre-103-gf49956598b [ +110 ms] executing: [/root/snap/flutter/common/flutter/] git rev-parse --abbrev-ref --symbolic @{u} [ +10 ms] Exit code 0 from: git rev-parse --abbrev-ref --symbolic @{u} [ ] origin/master [ ] executing: [/root/snap/flutter/common/flutter/] git ls-remote --get-url origin [ +12 ms] Exit code 0 from: git ls-remote --get-url origin [ ] https://github.com/flutter/flutter.git [ +101 ms] Unable to locate an Android SDK. [ +15 ms] executing: [/root/snap/flutter/common/flutter/] git rev-parse --abbrev-ref HEAD [ +17 ms] Exit code 0 from: git rev-parse --abbrev-ref HEAD [ ] master [ +170 ms] Artifact Instance of 'AndroidGenSnapshotArtifacts' is not required, skipping update. [ ] Artifact Instance of 'AndroidInternalBuildArtifacts' is not required, skipping update. [ ] Artifact Instance of 'IOSEngineArtifacts' is not required, skipping update. [ ] Artifact Instance of 'FlutterWebSdk' is not required, skipping update. [ +6 ms] Artifact Instance of 'WindowsEngineArtifacts' is not required, skipping update. [ ] Artifact Instance of 'MacOSEngineArtifacts' is not required, skipping update. [ ] Artifact Instance of 'LinuxEngineArtifacts' is not required, skipping update. [ ] Artifact Instance of 'LinuxFuchsiaSDKArtifacts' is not required, skipping update. [ ] Artifact Instance of 'MacOSFuchsiaSDKArtifacts' is not required, skipping update. [ ] Artifact Instance of 'FlutterRunnerSDKArtifacts' is not required, skipping update. [ ] Artifact Instance of 'FlutterRunnerDebugSymbols' is not required, skipping update. [ +232 ms] Artifact Instance of 'MaterialFonts' is not required, skipping update. [ ] Artifact Instance of 'GradleWrapper' is not required, skipping update. [ ] Artifact Instance of 'AndroidGenSnapshotArtifacts' is not required, skipping update. [ ] Artifact Instance of 'AndroidInternalBuildArtifacts' is not required, skipping update. [ ] Artifact Instance of 'IOSEngineArtifacts' is not required, skipping update. [ ] Artifact Instance of 'FlutterWebSdk' is not required, skipping update. [ ] Artifact Instance of 'FlutterSdk' is not required, skipping update. [ ] Artifact Instance of 'WindowsEngineArtifacts' is not required, skipping update. [ ] Artifact Instance of 'MacOSEngineArtifacts' is not required, skipping update. [ +20 ms] Artifact Instance of 'LinuxFuchsiaSDKArtifacts' is not required, skipping update. [ ] Artifact Instance of 'MacOSFuchsiaSDKArtifacts' is not required, skipping update. [ ] Artifact Instance of 'FlutterRunnerSDKArtifacts' is not required, skipping update. [ ] Artifact Instance of 'FlutterRunnerDebugSymbols' is not required, skipping update. [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] Artifact Instance of 'FontSubsetArtifacts' is not required, skipping update. [ ] Artifact Instance of 'PubDependencies' is not required, skipping update. [ +225 ms] Skipping pub get: version match. [ +72 ms] Found plugin animated_theme_switcher at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/animated_theme_switcher-1.0.9/ [ +48 ms] Found plugin audioplayers at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/audioplayers-0.10.1/ [ +72 ms] Found plugin package_info at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/package_info-0.4.3+2/ [ +8 ms] Found plugin path_provider at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/path_provider-0.5.0+1/ [ +8 ms] Found plugin path_provider_linux at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/path_provider_linux-0.0.1+2/ [ +17 ms] Found plugin path_provider_windows at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/path_provider_windows-0.0.4+3/ [ +31 ms] Found plugin shared_preferences at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/shared_preferences-0.5.12+4/ [ +5 ms] Found plugin shared_preferences_linux at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/shared_preferences_linux-0.0.2+4/ [ +4 ms] Found plugin shared_preferences_macos at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/shared_preferences_macos-0.0.1+11/ [ +9 ms] Found plugin shared_preferences_web at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/shared_preferences_web-0.1.2+7/ [ +6 ms] Found plugin shared_preferences_windows at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/shared_preferences_windows-0.0.1+3/ [ +19 ms] Found plugin url_launcher at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/url_launcher-5.7.10/ [ +3 ms] Found plugin url_launcher_linux at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/url_launcher_linux-0.0.1+4/ [ +5 ms] Found plugin url_launcher_macos at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/url_launcher_macos-0.0.1+9/ [ +7 ms] Found plugin url_launcher_web at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/url_launcher_web-0.1.5+1/ [ +2 ms] Found plugin url_launcher_windows at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/url_launcher_windows-0.0.1+3/ [+1383 ms] Found plugin animated_theme_switcher at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/animated_theme_switcher-1.0.9/ [ +11 ms] Found plugin audioplayers at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/audioplayers-0.10.1/ [ +44 ms] Found plugin package_info at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/package_info-0.4.3+2/ [ +4 ms] Found plugin path_provider at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/path_provider-0.5.0+1/ [ +2 ms] Found plugin path_provider_linux at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/path_provider_linux-0.0.1+2/ [ +4 ms] Found plugin path_provider_windows at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/path_provider_windows-0.0.4+3/ [ +17 ms] Found plugin shared_preferences at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/shared_preferences-0.5.12+4/ [ +3 ms] Found plugin shared_preferences_linux at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/shared_preferences_linux-0.0.2+4/ [ +3 ms] Found plugin shared_preferences_macos at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/shared_preferences_macos-0.0.1+11/ [ +4 ms] Found plugin shared_preferences_web at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/shared_preferences_web-0.1.2+7/ [ +3 ms] Found plugin shared_preferences_windows at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/shared_preferences_windows-0.0.1+3/ [ +19 ms] Found plugin url_launcher at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/url_launcher-5.7.10/ [ +2 ms] Found plugin url_launcher_linux at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/url_launcher_linux-0.0.1+4/ [ +2 ms] Found plugin url_launcher_macos at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/url_launcher_macos-0.0.1+9/ [ +4 ms] Found plugin url_launcher_web at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/url_launcher_web-0.1.5+1/ [ +2 ms] Found plugin url_launcher_windows at /root/snap/flutter/common/flutter/.pub-cache/hosted/pub.dartlang.org/url_launcher_windows-0.0.1+3/ [ +40 ms] Generating /root/parts/quran-hadith/build/android/app/src/main/java/io/flutter/plugins/GeneratedPluginRegistrant.java [ +278 ms] Building without sound null safety [ +1 ms] For more information see https://dart.dev/null-safety/unsound-null-safety [ +38 ms] add_custom_command() missing VERBATIM or FLUTTER_TARGET_PLATFORM, updating. [ +17 ms] Building Linux application... [ +92 ms] executing: [build/linux/x64/release/] cmake -G Ninja -DCMAKE_BUILD_TYPE=Release -DFLUTTER_TARGET_PLATFORM=linux-x64 /root/parts/quran-hadith/build/linux [+1696 ms] -- The CXX compiler identification is Clang 6.0.0 [ +127 ms] -- Check for working CXX compiler: /snap/flutter/current/usr/bin/clang++ [ +214 ms] -- Check for working CXX compiler: /snap/flutter/current/usr/bin/clang++ -- works [ +6 ms] -- Detecting CXX compiler ABI info [ +165 ms] -- Detecting CXX compiler ABI info - done [ +13 ms] -- Detecting CXX compile features [ +730 ms] -- Detecting CXX compile features - done [ +320 ms] -- Found PkgConfig: /snap/flutter/current/usr/bin/pkg-config (found version "0.29.1") [ +3 ms] -- Checking for module 'gtk+-3.0' [ +222 ms] -- Found gtk+-3.0, version 3.22.30 [ +172 ms] -- Checking for module 'glib-2.0' [ +35 ms] -- Found glib-2.0, version 2.56.4 [ +94 ms] -- Checking for module 'gio-2.0' [ +37 ms] -- Found gio-2.0, version 2.56.4 [ +108 ms] -- Checking for module 'blkid' [ +33 ms] -- Found blkid, version 2.31.1 [ +93 ms] -- Checking for module 'liblzma' [ +37 ms] -- Found liblzma, version 5.2.2 [ +194 ms] -- Configuring done [ +303 ms] -- Generating done [ +1 ms] -- Build files have been written to: /root/parts/quran-hadith/build/build/linux/x64/release [ +39 ms] executing: ninja -C build/linux/x64/release install [ +20 ms] ninja: Entering directory build/linux/x64/release' [+115811 ms] [1/8] Generating /root/parts/quran-hadith/build/linux/flutter/ephemeral/libflutter_linux_gtk.so, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_basic_message_channel.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_binary_codec.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_binary_messenger.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_dart_project.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_engine.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_json_message_codec.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_json_method_codec.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_message_codec.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_method_call.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_method_channel.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_method_codec.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_method_response.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_plugin_registrar.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_plugin_registry.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_standard_message_codec.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_standard_method_codec.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_string_codec.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_value.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/fl_view.h, /root/parts/quran-hadith/build/linux/flutter/ephemeral/flutter_linux/flutter_linux.h, _phony_ [ +4 ms] Woah! You appear to be trying to run flutter as root. [ ] We strongly recommend running the flutter tool without superuser privileges. [ ] / [ +11 ms] 📎 [ +4 ms] [ +169 ms] executing: uname -m [ ] [ +81 ms] Exit code 0 from: uname -m [ ] [ +1 ms] x86_64 [ ] [ +37 ms] executing: [/root/snap/flutter/common/flutter/] git -c log.showSignature=false log -n 1 --pretty=format:%H [ ] [ +11 ms] Exit code 0 from: git -c log.showSignature=false log -n 1 --pretty=format:%H [ ] [ ] f49956598b2a44cedcb70bd8c4b6b7ef5dc54d43 [ ] [ +2 ms] executing: [/root/snap/flutter/common/flutter/] git tag --points-at f49956598b2a44cedcb70bd8c4b6b7ef5dc54d43 [ +1 ms] [ +29 ms] Exit code 0 from: git tag --points-at f49956598b2a44cedcb70bd8c4b6b7ef5dc54d43 [ ] [ +4 ms] executing: [/root/snap/flutter/common/flutter/] git describe --match *.*.* --long --tags f49956598b2a44cedcb70bd8c4b6b7ef5dc54d43 [ +1 ms] [ +51 ms] Exit code 0 from: git describe --match *.*.* --long --tags f49956598b2a44cedcb70bd8c4b6b7ef5dc54d43 [ ] [ ] 1.27.0-1.0.pre-103-gf49956598b [ ] [ +113 ms] executing: [/root/snap/flutter/common/flutter/] git rev-parse --abbrev-ref --symbolic @{u} [ ] [ +8 ms] Exit code 0 from: git rev-parse --abbrev-ref --symbolic @{u} [ ] [ ] origin/master [ ] [ ] executing: [/root/snap/flutter/common/flutter/] git ls-remote --get-url origin [ ] [ +12 ms] Exit code 0 from: git ls-remote --get-url origin [ ] [ ] https://github.com/flutter/flutter.git [ ] [ +101 ms] Unable to locate an Android SDK. [ ] [ +15 ms] executing: [/root/snap/flutter/common/flutter/] git rev-parse --abbrev-ref HEAD [ ] [ +20 ms] Exit code 0 from: git rev-parse --abbrev-ref HEAD [ ] [ ] master [ ] [ +139 ms] Artifact Instance of 'AndroidGenSnapshotArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'AndroidInternalBuildArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'IOSEngineArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'FlutterWebSdk' is not required, skipping update. [ ] [ +6 ms] Artifact Instance of 'WindowsEngineArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'MacOSEngineArtifacts' is not required, skipping update. [ +6 ms] [ ] Artifact Instance of 'LinuxEngineArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'LinuxFuchsiaSDKArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'MacOSFuchsiaSDKArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'FlutterRunnerSDKArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'FlutterRunnerDebugSymbols' is not required, skipping update. [ ] [ +185 ms] Artifact Instance of 'MaterialFonts' is not required, skipping update. [ ] [ ] Artifact Instance of 'GradleWrapper' is not required, skipping update. [ ] [ ] Artifact Instance of 'AndroidGenSnapshotArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'AndroidInternalBuildArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'IOSEngineArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'FlutterWebSdk' is not required, skipping update. [ ] [ ] Artifact Instance of 'FlutterSdk' is not required, skipping update. [ ] [ ] Artifact Instance of 'WindowsEngineArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'MacOSEngineArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'LinuxEngineArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'LinuxFuchsiaSDKArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'MacOSFuchsiaSDKArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'FlutterRunnerSDKArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'FlutterRunnerDebugSymbols' is not required, skipping update. [ +1 ms] [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ +3 ms] [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ +8 ms] [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'FontSubsetArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'PubDependencies' is not required, skipping update. [ ] [ +239 ms] Initializing file store [ ] [ +66 ms] Skipping target: gen_localizations [ ] [ +15 ms] unpack_linux: Starting due to {} [ ] [+4253 ms] kernel_snapshot: Starting due to {} [ ] [ +8 ms] unpack_linux: Complete [ +2 ms] [+1729 ms] /root/snap/flutter/common/flutter/bin/cache/dart-sdk/bin/dart --disable-dart-dev /root/snap/flutter/common/flutter/bin/cache/artifacts/engine/linux-x64/frontend_server.dart.snapshot --sdk-root /root/snap/flutter/common/flutter/bin/cache/artifacts/engine/common/flutter_patched_sdk_product/ --target=flutter --no-print-incremental-dependencies -Ddart.vm.profile=false -Ddart.vm.product=true --aot --tfa --packages /root/parts/quran-hadith/build/.dart_tool/package_config.json --output-dill /root/parts/quran-hadith/build/.dart_tool/flutter_build/29fdc5f8f675b5064012cb0c8f96b9a5/app.dill --depfile /root/parts/quran-hadith/build/.dart_tool/flutter_build/29fdc5f8f675b5064012cb0c8f96b9a5/kernel_snapshot.d package:quran_hadith/main.dart [ +10 ms] [+71018 ms] kernel_snapshot: Complete [ ] [ +943 ms] aot_elf_release: Starting due to {InvalidatedReason.inputChanged} [ +1 ms] [ +11 ms] executing: /root/snap/flutter/common/flutter/bin/cache/artifacts/engine/linux-x64-release/gen_snapshot --deterministic --snapshot_kind=app-aot-elf --elf=/root/parts/quran-hadith/build/.dart_tool/flutter_build/29fdc5f8f675b5064012cb0c8f96b9a5/app.so --strip /root/parts/quran-hadith/build/.dart_tool/flutter_build/29fdc5f8f675b5064012cb0c8f96b9a5/app.dill [ +2 ms] [+28079 ms] aot_elf_release: Complete [ +10 ms] [ +116 ms] linux_aot_bundle: Starting due to {InvalidatedReason.inputChanged} [ ] [ +18 ms] linux_aot_bundle: Complete [ ] [ +101 ms] release_bundle_linux-x64_assets: Starting due to {} [ ] [+1347 ms] Manifest contained wildcard assets. Inserting missing file into build graph to force rerun. for more information see #56466. [ ] [ +567 ms] release_bundle_linux-x64_assets: Complete [ ] [ +376 ms] Persisting file store [ ] [ +34 ms] Done persisting file store [ ] [+1293 ms] build succeeded. [ ] [ +34 ms] "flutter assemble" took 110,474ms. [ ] [ +263 ms] ensureAnalyticsSent: 253ms [ ] [ +7 ms] Running shutdown hooks [ ] [ +1 ms] Shutdown hooks complete [ ] [ +1 ms] exiting with code 0 [+4947 ms] [2/8] Building CXX object CMakeFiles/quran_hadith.dir/flutter/generated_plugin_registrant.cc.o [ +9 ms] [3/8] Building CXX object CMakeFiles/quran_hadith.dir/main.cc.o [ +35 ms] [4/8] Building CXX object CMakeFiles/quran_hadith.dir/my_application.cc.o [+1204 ms] [5/8] Building CXX object plugins/url_launcher_linux/CMakeFiles/url_launcher_linux_plugin.dir/url_launcher_plugin.cc.o [ +545 ms] [6/8] Linking CXX shared library plugins/url_launcher_linux/liburl_launcher_linux_plugin.so [ +766 ms] [7/8] Linking CXX executable intermediates_do_not_run/quran_hadith [ ] [7/8] Install the project... [ +278 ms] -- Install configuration: "Release" [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/quran_hadith [ ] -- Set runtime path of "/root/parts/quran-hadith/build/build/linux/x64/release/bundle/quran_hadith" to "$ORIGIN/lib" [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/icudtl.dat [ +2 ms] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/lib/libflutter_linux_gtk.so [ +137 ms] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/lib/liburl_launcher_linux_plugin.so [ +1 ms] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/FontManifest.json [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/assets [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/assets/surah_33.json [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/assets/surah_66.json [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/assets/surah_71.json [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/assets/surah_64.json [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/assets/surah_65.json [ +1 ms] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/assets/surah_57.json [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/assets/surah_89.json [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/assets/images [ +1 ms] -- Installing: 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/root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/packages/cupertino_icons/assets/CupertinoIcons.ttf [ +2 ms] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/packages/font_awesome_flutter [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/packages/font_awesome_flutter/lib [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/packages/font_awesome_flutter/lib/fonts [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/packages/font_awesome_flutter/lib/fonts/fa-solid-900.ttf [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/packages/font_awesome_flutter/lib/fonts/fa-brands-400.ttf [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/packages/font_awesome_flutter/lib/fonts/fa-regular-400.ttf [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/kernel_blob.bin [+2006 ms] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/AssetManifest.json [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/fonts [ ] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/fonts/MaterialIcons-Regular.otf [ +1 ms] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/data/flutter_assets/NOTICES [ +2 ms] -- Installing: /root/parts/quran-hadith/build/build/linux/x64/release/bundle/lib/libapp.so [ +50 ms] Building Linux application... (completed in 130.8s) [ +3 ms] "flutter linux" took 133,549ms. [ +260 ms] ensureAnalyticsSent: 252ms [ +7 ms] Running shutdown hooks [ +2 ms] Shutdown hooks complete [ +2 ms] exiting with code 0 '/root/parts/quran-hadith/build/build/linux/release/bundle' is not a directory Run the same command again with --debug to shell into the environment if you wish to introspect this failure.

Run into this error the many times I've been runnung command ~:snapcraft on my project directory

I have the same issue (ubuntu 20.04 LTS), flutter run -d linux works perfectly, but snapcraft fails with the following log:

snapcraft --use-lxd

``` Launching a container. Waiting for container to be ready Waiting for network to be ready... The flutter plugin is currently in beta, its API may break. Use at your own risk. snapd is not logged in, snap install commands will use sudo snap "core18" has no updates available Skipping pull bug (already ran) Skipping pull flutter-extension (already ran) Skipping pull gnome-3-28-extension (already ran) Building bug + snapcraftctl build flutter pub get Woah! You appear to be trying to run flutter as root. We strongly recommend running the flutter tool without superuser privileges. / 📎 Running "flutter pub get" in build... 1,382ms flutter build linux --release -v -t lib/main.dart Woah! You appear to be trying to run flutter as root. We strongly recommend running the flutter tool without superuser privileges. / 📎 [ +129 ms] executing: uname -m [ +67 ms] Exit code 0 from: uname -m [ ] x86_64 [ +30 ms] executing: [/root/snap/flutter/common/flutter/] git -c log.showSignature=false log -n 1 --pretty=format:%H [ +16 ms] Exit code 0 from: git -c log.showSignature=false log -n 1 --pretty=format:%H [ ] 1c179c401f5756b06d1065f611d04c8f88db4fa3 [ +1 ms] executing: [/root/snap/flutter/common/flutter/] git tag --points-at 1c179c401f5756b06d1065f611d04c8f88db4fa3 [ +27 ms] Exit code 0 from: git tag --points-at 1c179c401f5756b06d1065f611d04c8f88db4fa3 [ +3 ms] executing: [/root/snap/flutter/common/flutter/] git describe --match *.*.* --long --tags 1c179c401f5756b06d1065f611d04c8f88db4fa3 [ +53 ms] Exit code 0 from: git describe --match *.*.* --long --tags 1c179c401f5756b06d1065f611d04c8f88db4fa3 [ +1 ms] 1.27.0-4.0.pre-139-g1c179c401f [ +80 ms] executing: [/root/snap/flutter/common/flutter/] git rev-parse --abbrev-ref --symbolic @{u} [ +15 ms] Exit code 0 from: git rev-parse --abbrev-ref --symbolic @{u} [ ] origin/master [ ] executing: [/root/snap/flutter/common/flutter/] git ls-remote --get-url origin [ +12 ms] Exit code 0 from: git ls-remote --get-url origin [ ] https://github.com/flutter/flutter.git [ +79 ms] Unable to locate an Android SDK. [ +9 ms] executing: [/root/snap/flutter/common/flutter/] git rev-parse --abbrev-ref HEAD [ +13 ms] Exit code 0 from: git rev-parse --abbrev-ref HEAD [ ] master [ +118 ms] Artifact Instance of 'AndroidGenSnapshotArtifacts' is not required, skipping update. [ +1 ms] Artifact Instance of 'AndroidInternalBuildArtifacts' is not required, skipping update. [ +1 ms] Artifact Instance of 'IOSEngineArtifacts' is not required, skipping update. [ ] Artifact Instance of 'FlutterWebSdk' is not required, skipping update. [ +6 ms] Artifact Instance of 'WindowsEngineArtifacts' is not required, skipping update. [ +1 ms] Artifact Instance of 'MacOSEngineArtifacts' is not required, skipping update. [ ] Artifact Instance of 'LinuxEngineArtifacts' is not required, skipping update. [ ] Artifact Instance of 'LinuxFuchsiaSDKArtifacts' is not required, skipping update. [ +1 ms] Artifact Instance of 'MacOSFuchsiaSDKArtifacts' is not required, skipping update. [ +1 ms] Artifact Instance of 'FlutterRunnerSDKArtifacts' is not required, skipping update. [ +1 ms] Artifact Instance of 'FlutterRunnerDebugSymbols' is not required, skipping update. [ +120 ms] Artifact Instance of 'MaterialFonts' is not required, skipping update. [ ] Artifact Instance of 'GradleWrapper' is not required, skipping update. [ ] Artifact Instance of 'AndroidGenSnapshotArtifacts' is not required, skipping update. [ ] Artifact Instance of 'AndroidInternalBuildArtifacts' is not required, skipping update. [ ] Artifact Instance of 'IOSEngineArtifacts' is not required, skipping update. [ ] Artifact Instance of 'FlutterWebSdk' is not required, skipping update. [ ] Artifact Instance of 'FlutterSdk' is not required, skipping update. [ ] Artifact Instance of 'WindowsEngineArtifacts' is not required, skipping update. [ ] Artifact Instance of 'MacOSEngineArtifacts' is not required, skipping update. [ +6 ms] Artifact Instance of 'LinuxFuchsiaSDKArtifacts' is not required, skipping update. [ +1 ms] Artifact Instance of 'MacOSFuchsiaSDKArtifacts' is not required, skipping update. [ +1 ms] Artifact Instance of 'FlutterRunnerSDKArtifacts' is not required, skipping update. [ ] Artifact Instance of 'FlutterRunnerDebugSymbols' is not required, skipping update. [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] Artifact Instance of 'FontSubsetArtifacts' is not required, skipping update. [ ] Artifact Instance of 'PubDependencies' is not required, skipping update. [ +116 ms] Skipping pub get: version match. [ +276 ms] Generating /root/parts/bug/build/android/app/src/main/java/io/flutter/plugins/GeneratedPluginRegist rant.java [ +135 ms] Building without sound null safety [ ] For more information see https://dart.dev/null-safety/unsound-null-safety [ +18 ms] Building Linux application... [ +21 ms] executing: [build/linux/x64/release/] cmake -G Ninja -DCMAKE_BUILD_TYPE=Release -DFLUTTER_TARGET_PLATFORM=linux-x64 /root/parts/bug/build/linux [+5938 ms] -- The CXX compiler identification is Clang 6.0.0 [ +38 ms] -- Check for working CXX compiler: /snap/flutter/current/usr/bin/clang++ [ +345 ms] -- Check for working CXX compiler: /snap/flutter/current/usr/bin/clang++ -- works [ +6 ms] -- Detecting CXX compiler ABI info [ +266 ms] -- Detecting CXX compiler ABI info - done [ +11 ms] -- Detecting CXX compile features [+1108 ms] -- Detecting CXX compile features - done [ +96 ms] -- Found PkgConfig: /snap/flutter/current/usr/bin/pkg-config (found version "0.29.1") [ +1 ms] -- Checking for module 'gtk+-3.0' [ +126 ms] -- Found gtk+-3.0, version 3.22.30 [ +302 ms] -- Checking for module 'glib-2.0' [ +85 ms] -- Found glib-2.0, version 2.56.4 [ +233 ms] -- Checking for module 'gio-2.0' [ +79 ms] -- Found gio-2.0, version 2.56.4 [ +224 ms] -- Checking for module 'blkid' [ +82 ms] -- Found blkid, version 2.31.1 [ +231 ms] -- Checking for module 'liblzma' [ +81 ms] -- Found liblzma, version 5.2.2 [ +250 ms] -- Configuring done [ +115 ms] -- Generating done [ +3 ms] -- Build files have been written to: /root/parts/bug/build/build/linux/x64/release [ +132 ms] executing: ninja -C build/linux/x64/release install [ +25 ms] ninja: Entering directory `build/linux/x64/release' [+46167 ms] [1/6] Generating /root/parts/bug/build/linux/flutter/ephemeral/libflutter_linux_gtk.so, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_basic_message_channel.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_binary_codec.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_binary_messenger.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_dart_project.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_engine.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_json_message_codec.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_json_method_codec.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_message_codec.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_method_call.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_method_channel.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_method_codec.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_method_response.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_plugin_registrar.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_plugin_registry.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_standard_message_codec.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_standard_method_codec.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_string_codec.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_value.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/fl_view.h, /root/parts/bug/build/linux/flutter/ephemeral/flutter_linux/flutter_linux.h, _phony_ [ +5 ms] Woah! You appear to be trying to run flutter as root. [ ] We strongly recommend running the flutter tool without superuser privileges. [ ] / [ +9 ms] 📎 [ +3 ms] [ +135 ms] executing: uname -m [ ] [ +66 ms] Exit code 0 from: uname -m [ ] [ ] x86_64 [ ] [ +26 ms] executing: [/root/snap/flutter/common/flutter/] git -c log.showSignature=false log -n 1 --pretty=format:%H [ ] [ +14 ms] Exit code 0 from: git -c log.showSignature=false log -n 1 --pretty=format:%H [ +23 ms] [ ] 1c179c401f5756b06d1065f611d04c8f88db4fa3 [ ] [ +1 ms] executing: [/root/snap/flutter/common/flutter/] git tag --points-at 1c179c401f5756b06d1065f611d04c8f88db4fa3 [ ] [ +27 ms] Exit code 0 from: git tag --points-at 1c179c401f5756b06d1065f611d04c8f88db4fa3 [ ] [ +5 ms] executing: [/root/snap/flutter/common/flutter/] git describe --match *.*.* --long --tags 1c179c401f5756b06d1065f611d04c8f88db4fa3 [ ] [ +53 ms] Exit code 0 from: git describe --match *.*.* --long --tags 1c179c401f5756b06d1065f611d04c8f88db4fa3 [ ] [ ] 1.27.0-4.0.pre-139-g1c179c401f [ ] [ +109 ms] Unable to locate an Android SDK. [ ] [ +12 ms] executing: [/root/snap/flutter/common/flutter/] git rev-parse --abbrev-ref HEAD [ ] [ +12 ms] Exit code 0 from: git rev-parse --abbrev-ref HEAD [ ] [ ] master [ ] [ +86 ms] Artifact Instance of 'AndroidGenSnapshotArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'AndroidInternalBuildArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'IOSEngineArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'FlutterWebSdk' is not required, skipping update. [ ] [ +3 ms] Artifact Instance of 'WindowsEngineArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'MacOSEngineArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'LinuxEngineArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'LinuxFuchsiaSDKArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'MacOSFuchsiaSDKArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'FlutterRunnerSDKArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'FlutterRunnerDebugSymbols' is not required, skipping update. [ ] [ +83 ms] Artifact Instance of 'MaterialFonts' is not required, skipping update. [ +1 ms] [ ] Artifact Instance of 'GradleWrapper' is not required, skipping update. [ ] [ ] Artifact Instance of 'AndroidGenSnapshotArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'AndroidInternalBuildArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'IOSEngineArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'FlutterWebSdk' is not required, skipping update. [ ] [ ] Artifact Instance of 'FlutterSdk' is not required, skipping update. [ ] [ ] Artifact Instance of 'WindowsEngineArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'MacOSEngineArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'LinuxEngineArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'LinuxFuchsiaSDKArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'MacOSFuchsiaSDKArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'FlutterRunnerSDKArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'FlutterRunnerDebugSymbols' is not required, skipping update. [ ] [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'IosUsbArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'FontSubsetArtifacts' is not required, skipping update. [ ] [ ] Artifact Instance of 'PubDependencies' is not required, skipping update. [ ] [ +166 ms] Initializing file store [ ] [ +45 ms] Skipping target: gen_localizations [ ] [ +14 ms] unpack_linux: Starting due to {} [ ] [ +349 ms] kernel_snapshot: Starting due to {} [ ] [ +6 ms] unpack_linux: Complete [ +2 ms] [+1538 ms] /root/snap/flutter/common/flutter/bin/cache/dart-sdk/bin/dart --disable-dart-dev /root/snap/flutter/common/flutter/bin/cache/artifacts/engine/linux-x64/frontend_server.d art.snapshot --sdk-root /root/snap/flutter/common/flutter/bin/cache/artifacts/engine/common/flutter_patched_sdk_ product/ --target=flutter --no-print-incremental-dependencies -Ddart.vm.profile=false -Ddart.vm.product=true --aot --tfa --packages /root/parts/bug/build/.dart_tool/package_config.json --output-dill /root/parts/bug/build/.dart_tool/flutter_build/67b48d61594c30ffc2868bb6c0889870/app.dill --depfile /root/parts/bug/build/.dart_tool/flutter_build/67b48d61594c30ffc2868bb6c0889870/kernel_s napshot.d package:bug/main.dart [ +2 ms] [+30037 ms] kernel_snapshot: Complete [ ] [ +600 ms] aot_elf_release: Starting due to {InvalidatedReason.inputChanged} [ ] [ +14 ms] executing: /root/snap/flutter/common/flutter/bin/cache/artifacts/engine/linux-x64-release/gen_snaps hot --deterministic --snapshot_kind=app-aot-elf --elf=/root/parts/bug/build/.dart_tool/flutter_build/67b48d61594c30ffc2868bb6c0889870/ap p.so --strip /root/parts/bug/build/.dart_tool/flutter_build/67b48d61594c30ffc2868bb6c0889870/app.dill [ ] [+10802 ms] aot_elf_release: Complete [ ] [ +47 ms] linux_aot_bundle: Starting due to {InvalidatedReason.inputChanged} [ ] [ +18 ms] linux_aot_bundle: Complete [ ] [ +45 ms] release_bundle_linux-x64_assets: Starting due to {} [ ] [ +264 ms] release_bundle_linux-x64_assets: Complete [ ] [ +60 ms] Persisting file store [ ] [ +14 ms] Done persisting file store [ ] [ +9 ms] build succeeded. [ ] [ +18 ms] "flutter assemble" took 44,160ms. [ ] [ +190 ms] ensureAnalyticsSent: 183ms [ ] [ +3 ms] Running shutdown hooks [ +1 ms] [ ] Shutdown hooks complete [ ] [ +1 ms] exiting with code 0 [+2893 ms] [2/6] Building CXX object CMakeFiles/bug.dir/flutter/generated_plugin_registrant.cc.o [ +62 ms] [3/6] Building CXX object CMakeFiles/bug.dir/main.cc.o [ +219 ms] [4/6] Building CXX object CMakeFiles/bug.dir/my_application.cc.o [ +623 ms] [5/6] Linking CXX executable intermediates_do_not_run/bug [ ] [5/6] Install the project... [ +41 ms] -- Install configuration: "Release" [ ] -- Installing: /root/parts/bug/build/build/linux/x64/release/bundle/bug [ +1 ms] -- Set runtime path of "/root/parts/bug/build/build/linux/x64/release/bundle/bug" to "$ORIGIN/lib" [ ] -- Installing: /root/parts/bug/build/build/linux/x64/release/bundle/data/icudtl.dat [ +7 ms] -- Installing: /root/parts/bug/build/build/linux/x64/release/bundle/lib/libflutter_linux_gtk.so [ +323 ms] -- Installing: /root/parts/bug/build/build/linux/x64/release/bundle/data/flutter_assets [ ] -- Installing: /root/parts/bug/build/build/linux/x64/release/bundle/data/flutter_assets/packages [ ] -- Installing: /root/parts/bug/build/build/linux/x64/release/bundle/data/flutter_assets/packages/cupert ino_icons [ ] -- Installing: /root/parts/bug/build/build/linux/x64/release/bundle/data/flutter_assets/packages/cupert ino_icons/assets [ ] -- Installing: /root/parts/bug/build/build/linux/x64/release/bundle/data/flutter_assets/packages/cupert ino_icons/assets/CupertinoIcons.ttf [ +2 ms] -- Installing: /root/parts/bug/build/build/linux/x64/release/bundle/data/flutter_assets/fonts [ ] -- Installing: /root/parts/bug/build/build/linux/x64/release/bundle/data/flutter_assets/fonts/MaterialI cons-Regular.otf [ +6 ms] -- Installing: /root/parts/bug/build/build/linux/x64/release/bundle/data/flutter_assets/NOTICES [ +5 ms] -- Installing: /root/parts/bug/build/build/linux/x64/release/bundle/data/flutter_assets/FontManifest.js on [ ] -- Installing: /root/parts/bug/build/build/linux/x64/release/bundle/data/flutter_assets/version.json [ ] -- Installing: /root/parts/bug/build/build/linux/x64/release/bundle/data/flutter_assets/AssetManifest.j son [ ] -- Installing: /root/parts/bug/build/build/linux/x64/release/bundle/lib/libapp.so [ +50 ms] Building Linux application... (completed in 60.3s) [ +2 ms] "flutter linux" took 61,043ms. [ +198 ms] ensureAnalyticsSent: 190ms [ +4 ms] Running shutdown hooks [ ] Shutdown hooks complete [ +1 ms] exiting with code 0 '/root/parts/bug/build/build/linux/release/bundle' is not a directory ```

If I run the same command with debug option, I can see that the only subfolder of root/parts/bug/build/build/linux is x64, and then inside we have /release/bundle

flutter doctor -v

``` [✓] Flutter (Channel master, 1.27.0-5.0.pre.139, on Linux, locale it_IT.UTF-8) • Flutter version 1.27.0-5.0.pre.139 at /home/damiano/snap/flutter/common/flutter • Framework revision 1c179c401f (2 ore fa), 2021-02-25 01:21:03 +0800 • Engine revision da68c7ffa3 • Dart version 2.13.0 (build 2.13.0-68.0.dev) [✓] Linux toolchain - develop for Linux desktop • clang version 6.0.0-1ubuntu2 (tags/RELEASE_600/final) • cmake version 3.10.2 • ninja version 1.8.2 • pkg-config version 0.29.1 [✓] Connected device (2 available) • Linux (desktop) • linux • linux-x64 • Linux • Chrome (web) • chrome • web-javascript • Google Chrome 88.0.4324.182 ```

snap/snapcraft.yaml

```yaml name: bug version: 2.5.0 summary: summary description: description confinement: strict base: core18 grade: stable slots: dbus-bug: interface: dbus bus: session name: com.example.bug apps: bug: command: bug extensions: [flutter-master] plugs: - network slots: - dbus-bug parts: bug: source: . plugin: flutter flutter-target: lib/main.dart ```

uname -a

``` 5.4.0-66-generic #74-Ubuntu SMP Wed Jan 27 22:54:38 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux ```

canonical / flutter-snap

Running snapcraft error #29