Case
aiosendspin -> sendspin-js
Start the server first, then the client. The client advertises a listener and PCM as its only supported audio format, the server connects in, streams audio derived from almost_silent.flac, disconnects, and the matrix compares canonical PCM hashes.
Server
aiosendspin
Client
sendspin-js
Status
Failed
PCM hash mismatch: client received 477600 of 40000 samples (437600 more); server=9d447b5b270bc99b45bb9a616937e436c941ca56c477f9cbe16a93275a6b059e client=d601ec75c603f35c4b7ae8583e3a93828e9ad076a74f032e26a3a96385d921f9
Server activation
Initial server/activate
What the aiosendspin server's own adapter recorded for its first server/activate on this connection, reported as sent. The case fails when none was sent, when its activities are not unique values from playback and pairing, or when it omits active_roles. Nothing else in it is checked against the specification: which activities and roles the matched PSK allows is not judged. A recording that cannot be read as that message is shown whole and not judged either.
Server group state
Every group/update after activation
What the aiosendspin server's own adapter recorded for each group/update it sent after its first server/activate on this connection, in order and reported as sent. The case fails when none followed, or when in any of them playback_state is not playing or stopped, or group_id or group_name is missing or not a string. How soon the first followed is not judged, because the specification says promptly and gives no bound, so one sent at any point in the case counts. Whether a change to a field produced a further message is not judged either. A recording of anything other than that message is shown whole and fails the case as a harness gap.
1 of 3
2 of 3
3 of 3
Inspection
Summaries, logs, and builds
Matrix result
RAW{
"case_dir": "artifacts/results/data/macos__server-initiated-pcm__aiosendspin__to__sendspin-js",
"client_exit_code": 0,
"client_impl": "sendspin-js",
"reason": "PCM hash mismatch: client received 477600 of 40000 samples (437600 more); server=9d447b5b270bc99b45bb9a616937e436c941ca56c477f9cbe16a93275a6b059e client=d601ec75c603f35c4b7ae8583e3a93828e9ad076a74f032e26a3a96385d921f9",
"scenario_id": "server-initiated-pcm",
"scenario_revision": 6,
"server_exit_code": 0,
"server_impl": "aiosendspin",
"status": "failed",
"unsupported": false
}Server summary (JSON)
RAW{
"activation": {
"payload": {
"active_roles": [
"player@v1",
"controller@v1",
"metadata@v1"
],
"activities": [
"playback"
]
},
"type": "server/activate"
},
"audio": {
"bit_depth": 16,
"channels": 1,
"clip_seconds": 5.0,
"duration_seconds": 5.0,
"fixture": "/Users/runner/work/conformance/conformance/repos/sendspin-cli/tests/fixtures/almost_silent.flac",
"frame_alignment_samples": null,
"frame_count": 40000,
"sample_rate": 8000,
"sent_audio_chunk_count": 199,
"sent_codec_header_sha256": null,
"sent_encoded_byte_count": 955200,
"sent_encoded_sha256": "fde28f16c1fe19351b91eb3f21a5d6cbc7ca4e5c952ce3063b377a264e28b158",
"source_flac_sha256": "8fdda8244e318c63cd8b699fe461cd7cdddbb729327a0ba00d1bfdbe2192fe17",
"source_pcm_sha256": "9d447b5b270bc99b45bb9a616937e436c941ca56c477f9cbe16a93275a6b059e",
"trimmed_source_frames": 0
},
"availability_trace": [
{
"available": true,
"type": "client/state"
},
{
"phase": "sending",
"roles": [
"player"
],
"type": "stream/start"
},
{
"phase": "sent",
"roles": [
"player"
],
"type": "stream/start"
},
{
"available": true,
"type": "client/state"
},
{
"available": true,
"type": "client/state"
}
],
"client": {
"active_roles": [
"player@v1",
"controller@v1",
"metadata@v1"
],
"client_id": "bobKAdWTQ1jztEbwJWiBidF2KC9BLDKCJT6-rQVbpyE",
"name": "sendspin-js-client",
"supported_roles": [
"player@v1",
"controller@v1",
"metadata@v1"
]
},
"discovery_method": "registry_fallback",
"group_updates": [
{
"payload": {
"group_id": "62ead858-a10f-48f3-98f2-5dcd2fe4da2b",
"group_name": "sendspin-js-client",
"playback_state": "stopped"
},
"type": "group/update"
},
{
"payload": {
"group_id": "62ead858-a10f-48f3-98f2-5dcd2fe4da2b",
"group_name": "sendspin-js-client",
"playback_state": "playing"
},
"type": "group/update"
},
{
"payload": {
"group_id": "62ead858-a10f-48f3-98f2-5dcd2fe4da2b",
"group_name": "sendspin-js-client",
"playback_state": "stopped"
},
"type": "group/update"
}
],
"implementation": "aiosendspin",
"initiator_role": "server",
"peer_hello": {
"payload": {
"device_info": {
"manufacturer": "Unknown",
"software_version": "Node.js/22"
},
"legacy_pair_methods_list_used": true,
"name": "sendspin-js-client",
"player@v1_support": {
"buffer_capacity": 5760000,
"supported_commands": [
"volume",
"mute"
],
"supported_formats": [
{
"bit_depth": 16,
"channels": 2,
"codec": "pcm",
"sample_rate": 48000
},
{
"bit_depth": 16,
"channels": 2,
"codec": "pcm",
"sample_rate": 44100
}
]
},
"supported_pair_methods": {},
"supported_roles": [
"player@v1",
"controller@v1",
"metadata@v1"
],
"trust_level_used": true,
"unpaired_access": {
"enabled": true
}
},
"type": "client/hello"
},
"preferred_codec": "pcm",
"role": "server",
"scenario_id": "server-initiated-pcm",
"server_id": "dsIlKLOY1OqUfE4ig1m3id0r6yr2D5_3R-FJLQZI30I",
"server_name": "aiosendspin server",
"status": "ok",
"stream": {
"bit_depth": 16,
"channels": 2,
"codec": "pcm",
"codec_header": null,
"sample_rate": 48000
},
"time_exchange": [
{
"payload": {
"client_transmitted": 227657
},
"type": "client/time"
},
{
"payload": {
"client_transmitted": 227657,
"server_received": 644202870,
"server_transmitted": 644203091
},
"type": "server/time"
},
{
"payload": {
"client_transmitted": 230614
},
"type": "client/time"
},
{
"payload": {
"client_transmitted": 230614,
"server_received": 644203730,
"server_transmitted": 644203850
},
"type": "server/time"
},
{
"payload": {
"client_transmitted": 231255
},
"type": "client/time"
},
{
"payload": {
"client_transmitted": 231255,
"server_received": 644204249,
"server_transmitted": 644204324
},
"type": "server/time"
},
{
"payload": {
"client_transmitted": 231664
},
"type": "client/time"
},
{
"payload": {
"client_transmitted": 231664,
"server_received": 644204643,
"server_transmitted": 644204709
},
"type": "server/time"
},
{
"payload": {
"client_transmitted": 232056
},
"type": "client/time"
},
{
"payload": {
"client_transmitted": 232056,
"server_received": 644205013,
"server_transmitted": 644205061
},
"type": "server/time"
},
{
"payload": {
"client_transmitted": 232453
},
"type": "client/time"
},
{
"payload": {
"client_transmitted": 232453,
"server_received": 644205485,
"server_transmitted": 644205546
},
"type": "server/time"
},
{
"payload": {
"client_transmitted": 232912
},
"type": "client/time"
},
{
"payload": {
"client_transmitted": 232912,
"server_received": 644205936,
"server_transmitted": 644205998
},
"type": "server/time"
},
{
"payload": {
"client_transmitted": 233305
},
"type": "client/time"
},
{
"payload": {
"client_transmitted": 233305,
"server_received": 644206289,
"server_transmitted": 644206362
},
"type": "server/time"
},
{
"type": "other-sent"
}
]
}Server log
RAWINFO:aiosendspin.server.server:Starting Sendspin server on port 18942
INFO:aiosendspin.server.server:Sendspin server started successfully on 127.0.0.1:18942
WARNING:aiosendspin.server.server:No IP addresses available for mDNS advertising. Clients may not be able to discover this server. Consider specifying addresses manually via advertise_addresses.
WARNING:aiosendspin.server.connection.bobKAdWTQ1jztEbwJWiBidF2KC9BLDKCJT6-rQVbpyE:non-compliant client sendspin-js-client (Unknown, software Node.js/22): client/hello declared player supported_commands, superseded by client/state
WARNING:aiosendspin.server.connection.bobKAdWTQ1jztEbwJWiBidF2KC9BLDKCJT6-rQVbpyE:non-compliant client sendspin-js-client (Unknown, software Node.js/22): client/hello sent the removed trust_level key
WARNING:aiosendspin.server.connection.bobKAdWTQ1jztEbwJWiBidF2KC9BLDKCJT6-rQVbpyE:non-compliant client sendspin-js-client (Unknown, software Node.js/22): client/hello sent supported_pair_methods as a list
WARNING:aiosendspin.server.connection.bobKAdWTQ1jztEbwJWiBidF2KC9BLDKCJT6-rQVbpyE:non-compliant client sendspin-js-client (Unknown, software Node.js/22): client/hello did not offer the pairing_psk method
WARNING:aiosendspin.server.client.bobKAdWTQ1jztEbwJWiBidF2KC9BLDKCJT6-rQVbpyE:non-compliant client sendspin-js-client (Unknown, software Node.js/22): client/state used the pre-rename 'static_delay_ms' key
WARNING:aiosendspin.server.client.bobKAdWTQ1jztEbwJWiBidF2KC9BLDKCJT6-rQVbpyE:non-compliant client sendspin-js-client (Unknown, software Node.js/22): client/state declared the pre-rename 'set_static_delay' command
WARNING:aiosendspin.server.client.bobKAdWTQ1jztEbwJWiBidF2KC9BLDKCJT6-rQVbpyE:non-compliant client sendspin-js-client (Unknown, software Node.js/22): client/state omitted required player timing fields
WARNING:aiosendspin.server.client.bobKAdWTQ1jztEbwJWiBidF2KC9BLDKCJT6-rQVbpyE:non-compliant client sendspin-js-client (Unknown, software Node.js/22): client/state omitted volume despite declaring the volume command
WARNING:aiosendspin.server.client.bobKAdWTQ1jztEbwJWiBidF2KC9BLDKCJT6-rQVbpyE:non-compliant client sendspin-js-client (Unknown, software Node.js/22): client/state omitted muted despite declaring the mute command
{
"activation": {
"payload": {
"active_roles": [
"player@v1",
"controller@v1",
"metadata@v1"
],
"activities": [
"playback"
]
},
"type": "server/activate"
},
"audio": {
"bit_depth": 16,
"channels": 1,
"clip_seconds": 5.0,
"duration_seconds": 5.0,
"fixture": "/Users/runner/work/conformance/conformance/repos/sendspin-cli/tests/fixtures/almost_silent.flac",
"frame_alignment_samples": null,
"frame_count": 40000,
"sample_rate": 8000,
"sent_audio_chunk_count": 199,
"sent_codec_header_sha256": null,
"sent_encoded_byte_count": 955200,
"sent_encoded_sha256": "fde28f16c1fe19351b91eb3f21a5d6cbc7ca4e5c952ce3063b377a264e28b158",
"source_flac_sha256": "8fdda8244e318c63cd8b699fe461cd7cdddbb729327a0ba00d1bfdbe2192fe17",
"source_pcm_sha256": "9d447b5b270bc99b45bb9a616937e436c941ca56c477f9cbe16a93275a6b059e",
"trimmed_source_frames": 0
},
"availability_trace": [
{
"available": true,
"type": "client/state"
},
{
"phase": "sending",
"roles": [
"player"
],
"type": "stream/start"
},
{
"phase": "sent",
"roles": [
"player"
],
"type": "stream/start"
},
{
"available": true,
"type": "client/state"
},
{
"available": true,
"type": "client/state"
}
],
"client": {
"active_roles": [
"player@v1",
"controller@v1",
"metadata@v1"
],
"client_id": "bobKAdWTQ1jztEbwJWiBidF2KC9BLDKCJT6-rQVbpyE",
"name": "sendspin-js-client",
"supported_roles": [
"player@v1",
"controller@v1",
"metadata@v1"
]
},
"discovery_method": "registry_fallback",
"group_updates": [
{
"payload": {
"group_id": "62ead858-a10f-48f3-98f2-5dcd2fe4da2b",
"group_name": "sendspin-js-client",
"playback_state": "stopped"
},
"type": "group/update"
},
{
"payload": {
"group_id": "62ead858-a10f-48f3-98f2-5dcd2fe4da2b",
"group_name": "sendspin-js-client",
"playback_state": "playing"
},
"type": "group/update"
},
{
"payload": {
"group_id": "62ead858-a10f-48f3-98f2-5dcd2fe4da2b",
"group_name": "sendspin-js-client",
"playback_state": "stopped"
},
"type": "group/update"
}
],
"implementation": "aiosendspin",
"initiator_role": "server",
"peer_hello": {
"payload": {
"device_info": {
"manufacturer": "Unknown",
"software_version": "Node.js/22"
},
"legacy_pair_methods_list_used": true,
"name": "sendspin-js-client",
"player@v1_support": {
"buffer_capacity": 5760000,
"supported_commands": [
"volume",
"mute"
],
"supported_formats": [
{
"bit_depth": 16,
"channels": 2,
"codec": "pcm",
"sample_rate": 48000
},
{
"bit_depth": 16,
"channels": 2,
"codec": "pcm",
"sample_rate": 44100
}
]
},
"supported_pair_methods": {},
"supported_roles": [
"player@v1",
"controller@v1",
"metadata@v1"
],
"trust_level_used": true,
"unpaired_access": {
"enabled": true
}
},
"type": "client/hello"
},
"preferred_codec": "pcm",
"role": "server",
"scenario_id": "server-initiated-pcm",
"server_id": "dsIlKLOY1OqUfE4ig1m3id0r6yr2D5_3R-FJLQZI30I",
"server_name": "aiosendspin server",
"status": "ok",
"stream": {
"bit_depth": 16,
"channels": 2,
"codec": "pcm",
"codec_header": null,
"sample_rate": 48000
},
"time_exchange": [
{
"payload": {
"client_transmitted": 227657
},
"type": "client/time"
},
{
"payload": {
"client_transmitted": 227657,
"server_received": 644202870,
"server_transmitted": 644203091
},
"type": "server/time"
},
{
"payload": {
"client_transmitted": 230614
},
"type": "client/time"
},
{
"payload": {
"client_transmitted": 230614,
"server_received": 644203730,
"server_transmitted": 644203850
},
"type": "server/time"
},
{
"payload": {
"client_transmitted": 231255
},
"type": "client/time"
},
{
"payload": {
"client_transmitted": 231255,
"server_received": 644204249,
"server_transmitted": 644204324
},
"type": "server/time"
},
{
"payload": {
"client_transmitted": 231664
},
"type": "client/time"
},
{
"payload": {
"client_transmitted": 231664,
"server_received": 644204643,
"server_transmitted": 644204709
},
"type": "server/time"
},
{
"payload": {
"client_transmitted": 232056
},
"type": "client/time"
},
{
"payload": {
"client_transmitted": 232056,
"server_received": 644205013,
"server_transmitted": 644205061
},
"type": "server/time"
},
{
"payload": {
"client_transmitted": 232453
},
"type": "client/time"
},
{
"payload": {
"client_transmitted": 232453,
"server_received": 644205485,
"server_transmitted": 644205546
},
"type": "server/time"
},
{
"payload": {
"client_transmitted": 232912
},
"type": "client/time"
},
{
"payload": {
"client_transmitted": 232912,
"server_received": 644205936,
"server_transmitted": 644205998
},
"type": "server/time"
},
{
"payload": {
"client_transmitted": 233305
},
"type": "client/time"
},
{
"payload": {
"client_transmitted": 233305,
"server_received": 644206289,
"server_transmitted": 644206362
},
"type": "server/time"
},
{
"type": "other-sent"
}
]
}
Client summary (JSON)
RAW{
"audio": {
"audio_chunk_count": 199,
"received_encoded_sha256": null,
"received_pcm_sha256": "d601ec75c603f35c4b7ae8583e3a93828e9ad076a74f032e26a3a96385d921f9",
"received_sample_count": 477600
},
"client_id": "sendspin-js-client-id",
"client_name": "sendspin-js-client",
"implementation": "sendspin-js",
"initiator_role": "server",
"peer_hello": null,
"preferred_codec": "pcm",
"role": "client",
"scenario_id": "server-initiated-pcm",
"server": null,
"status": "ok",
"stream": {
"bit_depth": 16,
"channels": 2,
"codec": "pcm",
"sample_rate": 48000
}
}Client log
RAW[Opus] Native decoder not available, falling back to FLAC/PCM
Sendspin: no storage provided, using an ephemeral identity (client_id changes each session, pairing unavailable)
Sendspin: Adopted open WebSocket
Sendspin: Connected to server
[Opus] Native decoder not available, falling back to FLAC/PCM
Sendspin: Stream started { codec: 'pcm', sample_rate: 48000, channels: 2, bit_depth: 16 }
Sendspin: Codec=PCM, SampleRate=48000Hz, Channels=2, BitDepth=16bit
Sendspin: Stream ended
Sendspin: WebSocket disconnected
Sendspin: Connection closed
{
"status": "ok",
"implementation": "sendspin-js",
"role": "client",
"scenario_id": "server-initiated-pcm",
"initiator_role": "server",
"preferred_codec": "pcm",
"client_id": "sendspin-js-client-id",
"client_name": "sendspin-js-client",
"peer_hello": null,
"server": null,
"stream": {
"codec": "pcm",
"sample_rate": 48000,
"channels": 2,
"bit_depth": 16
},
"audio": {
"audio_chunk_count": 199,
"received_encoded_sha256": null,
"received_pcm_sha256": "d601ec75c603f35c4b7ae8583e3a93828e9ad076a74f032e26a3a96385d921f9",
"received_sample_count": 477600
}
}
Server build log · python-adapters · built · 0.24s
RAW.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/player/audio_transformers.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/player/capabilities.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/player/events.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/player/group.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/player/types.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/player/v1.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/registry.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/scheduled_state.py'... Listing 'src/conformance/_vendor/aiosendspin/server/roles/source'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/source/__init__.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/source/events.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/source/stream.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/source/v1.py'... Listing 'src/conformance/_vendor/aiosendspin/server/roles/visualizer'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/visualizer/__init__.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/visualizer/features.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/visualizer/group.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/visualizer/packing.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/visualizer/types.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/visualizer/v1.py'... Listing 'src/conformance/_vendor/aiosendspin/server/roles/visualizer_draft_r1'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/visualizer_draft_r1/__init__.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/visualizer_draft_r1/features.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/visualizer_draft_r1/packing.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/roles/visualizer_draft_r1/role.py'... Compiling 'src/conformance/_vendor/aiosendspin/server/server.py'... Compiling 'src/conformance/_vendor/aiosendspin/util.py'... Listing 'src/conformance/adapters'... Compiling 'src/conformance/adapters/__init__.py'... Compiling 'src/conformance/adapters/_aiosendspin_pairing.py'... Compiling 'src/conformance/adapters/_aiosendspin_protocol_evidence.py'... Compiling 'src/conformance/adapters/aiosendspin_client.py'... Compiling 'src/conformance/adapters/aiosendspin_server.py'... Compiling 'src/conformance/adapters/placeholder.py'... Compiling 'src/conformance/cli.py'... Compiling 'src/conformance/flac.py'... Compiling 'src/conformance/merge.py'... Compiling 'src/conformance/pcm.py'... Compiling 'src/conformance/registry.py'... Listing 'src/conformance/validator'... Compiling 'src/conformance/validator/__init__.py'... Compiling 'src/conformance/validator/checks.py'... Compiling 'src/conformance/validator/cli.py'... Compiling 'src/conformance/validator/code_pairing.py'... Compiling 'src/conformance/validator/code_pairing_checks.py'... Compiling 'src/conformance/validator/discovery.py'... Compiling 'src/conformance/validator/findings.py'... Compiling 'src/conformance/validator/noncompliance_refs.py'... Compiling 'src/conformance/validator/prompter.py'... Compiling 'src/conformance/validator/recorder.py'... Compiling 'src/conformance/validator/report.py'... Compiling 'src/conformance/validator/session.py'... Compiling 'src/conformance/validator/storage.py'... Compiling 'src/conformance/validator/suite_checks.py'... Compiling 'src/conformance/validator/suites.py'... Listing 'src/sendspin_conformance.egg-info'... Listing 'scripts'... Compiling 'scripts/detect_regressions.py'... Compiling 'scripts/merge_results.py'... Compiling 'scripts/run_all.py'... Compiling 'scripts/setup_repositories.py'... Compiling 'scripts/setup_workspace.py'... Compiling 'scripts/vendor_aiosendspin.py'...
Client build log · sendspin-js-adapters · built · 97.70s
RAWNo build detail was recorded.