2025/12/13 09:17:15 Increased receive buffer size to 14336 kiB
2025/12/13 09:17:15 Increased send buffer size to 14336 kiB
2025/12/13 09:17:15 Setting DF for IPv4 and IPv6.
2025/12/13 09:17:15 Activating reading of ECN bits for IPv4 and IPv6.
2025/12/13 09:17:15 Activating reading of packet info for IPv4 and IPv6.
2025/12/13 09:17:15 server Listening for udp connections on [::]:443
2025/12/13 09:17:16 server Client offered version 0x57414954, sending Version Negotiation
2025/12/13 09:17:16 server <- Received Initial packet.
2025/12/13 09:17:16 Created qlog file: /logs/qlog/48b8d77ad3fa1030.sqlog
2025/12/13 09:17:16 server Changing connection ID to b3f20fcf.
2025/12/13 09:17:16 Adding connection IDs 48b8d77ad3fa1030 and b3f20fcf for a new connection.
2025/12/13 09:17:16 server <- Reading packet 93619 (1252 bytes) for connection 48b8d77ad3fa1030, Initial
2025/12/13 09:17:16 server 	Long Header{Type: Initial, DestConnectionID: 48b8d77ad3fa1030, SrcConnectionID: 2dfb1e0a4f147c20, Token: (empty), PacketNumber: 93619, PacketNumberLen: 4, Length: 1226, Version: v1}
2025/12/13 09:17:16 server 	<- &wire.PingFrame{}
2025/12/13 09:17:16 server 	<- &wire.CryptoFrame{Offset: 0, Data length: 285, Offset + Data length: 285}
2025/12/13 09:17:16 server Installed Handshake Write keys (using TLS_AES_128_GCM_SHA256)
2025/12/13 09:17:16 server Installed Handshake Read keys (using TLS_AES_128_GCM_SHA256)
2025/12/13 09:17:16 server Installed 1-RTT Write keys (using TLS_AES_128_GCM_SHA256)
2025/12/13 09:17:16 server Processed Transport Parameters: &wire.TransportParameters{OriginalDestinationConnectionID: (empty), InitialSourceConnectionID: 2dfb1e0a4f147c20, InitialMaxStreamDataBidiLocal: 2097152, InitialMaxStreamDataBidiRemote: 65635, InitialMaxStreamDataUni: 65535, InitialMaxData: 1048576, MaxBidiStreamNum: 512, MaxUniStreamNum: 512, MaxIdleTimeout: 3m0s, AckDelayExponent: 3, MaxAckDelay: 10ms, ActiveConnectionIDLimit: 8, EnableResetStreamAt: false, MinAckDelay: 1ms}
2025/12/13 09:17:16 Adding connection ID 1776c119.
2025/12/13 09:17:16 Adding connection ID a8299bff.
2025/12/13 09:17:16 Adding connection ID b7e6f460.
2025/12/13 09:17:16 Adding connection ID 3e88488d.
2025/12/13 09:17:16 Adding connection ID bce0795f.
2025/12/13 09:17:16 server -> Sending coalesced packet (2 parts, 1280 bytes) for connection 48b8d77ad3fa1030
2025/12/13 09:17:16 server 	Long Header{Type: Initial, DestConnectionID: 2dfb1e0a4f147c20, SrcConnectionID: b3f20fcf, Token: (empty), PacketNumber: 0, PacketNumberLen: 2, Length: 156, Version: v1}
2025/12/13 09:17:16 server 	-> &wire.AckFrame{LargestAcked: 93619, LowestAcked: 93619, DelayTime: 0s, ECT0: 0, ECT1: 1, CE: 0}
2025/12/13 09:17:16 server 	-> &wire.CryptoFrame{Offset: 0, Data length: 123, Offset + Data length: 123}
2025/12/13 09:17:16 server 	Long Header{Type: Handshake, DestConnectionID: 2dfb1e0a4f147c20, SrcConnectionID: b3f20fcf, PacketNumber: 0, PacketNumberLen: 2, Length: 1081, Version: v1}
2025/12/13 09:17:16 server 	-> &wire.CryptoFrame{Offset: 0, Data length: 1059, Offset + Data length: 1059}
2025/12/13 09:17:16 server -> Sending packet 1 (1280 bytes) for connection 48b8d77ad3fa1030, Handshake
2025/12/13 09:17:16 server 	Long Header{Type: Handshake, DestConnectionID: 2dfb1e0a4f147c20, SrcConnectionID: b3f20fcf, PacketNumber: 1, PacketNumberLen: 2, Length: 1259, Version: v1}
2025/12/13 09:17:16 server 	-> &wire.CryptoFrame{Offset: 1059, Data length: 1236, Offset + Data length: 2295}
2025/12/13 09:17:16 server -> Sending packet 2 (1280 bytes) for connection 48b8d77ad3fa1030, Handshake
2025/12/13 09:17:16 server 	Long Header{Type: Handshake, DestConnectionID: 2dfb1e0a4f147c20, SrcConnectionID: b3f20fcf, PacketNumber: 2, PacketNumberLen: 2, Length: 1259, Version: v1}
2025/12/13 09:17:16 server 	-> &wire.CryptoFrame{Offset: 2295, Data length: 1236, Offset + Data length: 3531}
2025/12/13 09:17:16 server Canceling loss detection timer.
2025/12/13 09:17:16 server Amplification window limited. Received 1252 bytes, already sent out 3840 bytes
2025/12/13 09:17:16 server Amplification window limited. Received 1252 bytes, already sent out 3840 bytes
2025/12/13 09:17:18 server <- Reading packet 6 (50 bytes) for connection b3f20fcf, Handshake
2025/12/13 09:17:18 server 	Long Header{Type: Handshake, DestConnectionID: b3f20fcf, SrcConnectionID: 2dfb1e0a4f147c20, PacketNumber: 6, PacketNumberLen: 4, Length: 29, Version: v1}
2025/12/13 09:17:18 server Dropping Initial keys.
2025/12/13 09:17:18 server 	<- &wire.PingFrame{}
2025/12/13 09:17:18 server 	<- &wire.AckFrame{LargestAcked: 2, LowestAcked: 0, DelayTime: 1.479136s}
2025/12/13 09:17:18 server 	newly acked packets (3): [0 1 2]
2025/12/13 09:17:18 server 	updated RTT: 1.512956866s (σ: 756.478433ms)
2025/12/13 09:17:18 server Canceling loss detection timer.
2025/12/13 09:17:18 server -> Sending packet 3 (1280 bytes) for connection 48b8d77ad3fa1030, Handshake
2025/12/13 09:17:18 server 	Long Header{Type: Handshake, DestConnectionID: 2dfb1e0a4f147c20, SrcConnectionID: b3f20fcf, PacketNumber: 3, PacketNumberLen: 2, Length: 1259, Version: v1}
2025/12/13 09:17:18 server 	-> &wire.AckFrame{LargestAcked: 6, LowestAcked: 6, DelayTime: 0s, ECT0: 0, ECT1: 1, CE: 0}
2025/12/13 09:17:18 server 	-> &wire.CryptoFrame{Offset: 3531, Data length: 1228, Offset + Data length: 4759}
2025/12/13 09:17:18 server -> Sending packet 4 (1280 bytes) for connection 48b8d77ad3fa1030, Handshake
2025/12/13 09:17:18 server 	Long Header{Type: Handshake, DestConnectionID: 2dfb1e0a4f147c20, SrcConnectionID: b3f20fcf, PacketNumber: 4, PacketNumberLen: 2, Length: 1259, Version: v1}
2025/12/13 09:17:18 server 	-> &wire.CryptoFrame{Offset: 4759, Data length: 1236, Offset + Data length: 5995}
2025/12/13 09:17:18 server -> Sending packet 5 (1280 bytes) for connection 48b8d77ad3fa1030, Handshake
2025/12/13 09:17:18 server 	Long Header{Type: Handshake, DestConnectionID: 2dfb1e0a4f147c20, SrcConnectionID: b3f20fcf, PacketNumber: 5, PacketNumberLen: 2, Length: 1259, Version: v1}
2025/12/13 09:17:18 server 	-> &wire.CryptoFrame{Offset: 5995, Data length: 1236, Offset + Data length: 7231}
2025/12/13 09:17:18 server -> Sending packet 6 (1280 bytes) for connection 48b8d77ad3fa1030, Handshake
2025/12/13 09:17:18 server 	Long Header{Type: Handshake, DestConnectionID: 2dfb1e0a4f147c20, SrcConnectionID: b3f20fcf, PacketNumber: 6, PacketNumberLen: 2, Length: 1259, Version: v1}
2025/12/13 09:17:18 server 	-> &wire.CryptoFrame{Offset: 7231, Data length: 1236, Offset + Data length: 8467}
2025/12/13 09:17:18 server -> Sending packet 7 (1280 bytes) for connection 48b8d77ad3fa1030, Handshake
2025/12/13 09:17:18 server 	Long Header{Type: Handshake, DestConnectionID: 2dfb1e0a4f147c20, SrcConnectionID: b3f20fcf, PacketNumber: 7, PacketNumberLen: 2, Length: 1259, Version: v1}
2025/12/13 09:17:18 server 	-> &wire.CryptoFrame{Offset: 8467, Data length: 1236, Offset + Data length: 9703}
2025/12/13 09:17:18 server -> Sending packet 8 (452 bytes) for connection 48b8d77ad3fa1030, Handshake
2025/12/13 09:17:18 server 	Long Header{Type: Handshake, DestConnectionID: 2dfb1e0a4f147c20, SrcConnectionID: b3f20fcf, PacketNumber: 8, PacketNumberLen: 2, Length: 284, Version: v1}
2025/12/13 09:17:18 server 	-> &wire.CryptoFrame{Offset: 9703, Data length: 261, Offset + Data length: 9964}
2025/12/13 09:17:18 server 	Short Header{DestConnectionID: 2dfb1e0a4f147c20, PacketNumber: 0, PacketNumberLen: 2, KeyPhase: 0}
2025/12/13 09:17:18 server 	-> &wire.NewConnectionIDFrame{SequenceNumber: 2, RetirePriorTo: 0, ConnectionID: a8299bff, StatelessResetToken: 0xc7e0ecc04f036e7f56e6a14d3fb89675}
2025/12/13 09:17:18 server 	-> &wire.NewConnectionIDFrame{SequenceNumber: 3, RetirePriorTo: 0, ConnectionID: b7e6f460, StatelessResetToken: 0xd234b64f496ad16c5e4c18e7f2a62fe4}
2025/12/13 09:17:18 server 	-> &wire.NewConnectionIDFrame{SequenceNumber: 1, RetirePriorTo: 0, ConnectionID: 1776c119, StatelessResetToken: 0xddb74fa877666378dbb3bbdeae211d71}
2025/12/13 09:17:18 server 	-> &wire.NewConnectionIDFrame{SequenceNumber: 5, RetirePriorTo: 0, ConnectionID: bce0795f, StatelessResetToken: 0x27ea9f101238f27689a12a77ec2126e2}
2025/12/13 09:17:18 server 	-> &wire.NewConnectionIDFrame{SequenceNumber: 4, RetirePriorTo: 0, ConnectionID: 3e88488d, StatelessResetToken: 0x6760eac2b2d0f86ede89b1c9f0e20080}
2025/12/13 09:17:18 server Parsed a coalesced packet. Part 1: 47 bytes. Remaining: 94 bytes.
2025/12/13 09:17:18 server <- Reading packet 7 (47 bytes) for connection b3f20fcf, Handshake
2025/12/13 09:17:18 server 	Long Header{Type: Handshake, DestConnectionID: b3f20fcf, SrcConnectionID: 2dfb1e0a4f147c20, PacketNumber: 7, PacketNumberLen: 4, Length: 26, Version: v1}
2025/12/13 09:17:18 server 	<- &wire.PingFrame{}
2025/12/13 09:17:18 server 	<- &wire.AckFrame{LargestAcked: 3, LowestAcked: 2, DelayTime: 104µs}
2025/12/13 09:17:18 server 	newly acked packets (1): [3]
2025/12/13 09:17:18 server 	updated RTT: 1.327847s (σ: 937.576ms)
2025/12/13 09:17:18 server Parsed a coalesced packet. Part 2: 47 bytes. Remaining: 47 bytes.
2025/12/13 09:17:18 server <- Reading packet 8 (47 bytes) for connection b3f20fcf, Handshake
2025/12/13 09:17:18 server 	Long Header{Type: Handshake, DestConnectionID: b3f20fcf, SrcConnectionID: 2dfb1e0a4f147c20, PacketNumber: 8, PacketNumberLen: 4, Length: 26, Version: v1}
2025/12/13 09:17:18 server 	<- &wire.PingFrame{}
2025/12/13 09:17:18 server 	<- &wire.AckFrame{LargestAcked: 3, LowestAcked: 2, DelayTime: 104µs}
2025/12/13 09:17:18 server Parsed a coalesced packet. Part 3: 47 bytes. Remaining: 0 bytes.
2025/12/13 09:17:18 server <- Reading packet 9 (47 bytes) for connection b3f20fcf, Handshake
2025/12/13 09:17:18 server 	Long Header{Type: Handshake, DestConnectionID: b3f20fcf, SrcConnectionID: 2dfb1e0a4f147c20, PacketNumber: 9, PacketNumberLen: 4, Length: 26, Version: v1}
2025/12/13 09:17:18 server 	<- &wire.PingFrame{}
2025/12/13 09:17:18 server 	<- &wire.AckFrame{LargestAcked: 3, LowestAcked: 2, DelayTime: 104µs}
2025/12/13 09:17:18 server -> Sending packet 9 (47 bytes) for connection 48b8d77ad3fa1030, Handshake
2025/12/13 09:17:18 server 	Long Header{Type: Handshake, DestConnectionID: 2dfb1e0a4f147c20, SrcConnectionID: b3f20fcf, PacketNumber: 9, PacketNumberLen: 2, Length: 26, Version: v1}
2025/12/13 09:17:18 server 	-> &wire.AckFrame{LargestAcked: 9, LowestAcked: 6, DelayTime: 0s, ECT0: 0, ECT1: 4, CE: 0}
2025/12/13 09:17:18 server <- Reading packet 10 (46 bytes) for connection b3f20fcf, Handshake
2025/12/13 09:17:18 server 	Long Header{Type: Handshake, DestConnectionID: b3f20fcf, SrcConnectionID: 2dfb1e0a4f147c20, PacketNumber: 10, PacketNumberLen: 4, Length: 25, Version: v1}
2025/12/13 09:17:18 server 	<- &wire.AckFrame{LargestAcked: 4, LowestAcked: 2, DelayTime: 24µs}
2025/12/13 09:17:18 server 	newly acked packets (1): [4]
2025/12/13 09:17:18 server 	updated RTT: 1.165938s (σ: 1.026998s)
2025/12/13 09:17:18 server <- Reading packet 11 (46 bytes) for connection b3f20fcf, Handshake
2025/12/13 09:17:18 server 	Long Header{Type: Handshake, DestConnectionID: b3f20fcf, SrcConnectionID: 2dfb1e0a4f147c20, PacketNumber: 11, PacketNumberLen: 4, Length: 25, Version: v1}
2025/12/13 09:17:18 server 	<- &wire.AckFrame{LargestAcked: 5, LowestAcked: 2, DelayTime: 24µs}
2025/12/13 09:17:18 server 	newly acked packets (1): [5]
2025/12/13 09:17:18 server 	updated RTT: 1.024392s (σ: 1.05334s)
2025/12/13 09:17:18 server <- Reading packet 12 (46 bytes) for connection b3f20fcf, Handshake
2025/12/13 09:17:18 server 	Long Header{Type: Handshake, DestConnectionID: b3f20fcf, SrcConnectionID: 2dfb1e0a4f147c20, PacketNumber: 12, PacketNumberLen: 4, Length: 25, Version: v1}
2025/12/13 09:17:18 server 	<- &wire.AckFrame{LargestAcked: 6, LowestAcked: 2, DelayTime: 32µs}
2025/12/13 09:17:18 server 	newly acked packets (1): [6]
2025/12/13 09:17:18 server 	updated RTT: 900.668ms (σ: 1.037452s)
2025/12/13 09:17:18 server <- Reading packet 13 (46 bytes) for connection b3f20fcf, Handshake
2025/12/13 09:17:18 server 	Long Header{Type: Handshake, DestConnectionID: b3f20fcf, SrcConnectionID: 2dfb1e0a4f147c20, PacketNumber: 13, PacketNumberLen: 4, Length: 25, Version: v1}
2025/12/13 09:17:18 server 	<- &wire.AckFrame{LargestAcked: 7, LowestAcked: 2, DelayTime: 24µs}
2025/12/13 09:17:18 server 	newly acked packets (1): [7]
2025/12/13 09:17:18 server 	updated RTT: 792.538ms (σ: 994.348ms)
2025/12/13 09:17:18 server Parsed a coalesced packet. Part 1: 85 bytes. Remaining: 183 bytes.
2025/12/13 09:17:18 server <- Reading packet 14 (85 bytes) for connection b3f20fcf, Handshake
2025/12/13 09:17:18 server 	Long Header{Type: Handshake, DestConnectionID: b3f20fcf, SrcConnectionID: 2dfb1e0a4f147c20, PacketNumber: 14, PacketNumberLen: 4, Length: 64, Version: v1}
2025/12/13 09:17:18 server 	<- &wire.AckFrame{LargestAcked: 8, LowestAcked: 2, DelayTime: 128µs}
2025/12/13 09:17:18 server 	newly acked packets (1): [8]
2025/12/13 09:17:18 server 	updated RTT: 698.015ms (σ: 934.806ms)
2025/12/13 09:17:18 server Canceling loss detection timer.
2025/12/13 09:17:18 server 	<- &wire.CryptoFrame{Offset: 0, Data length: 36, Offset + Data length: 36}
2025/12/13 09:17:18 server Installed 1-RTT Read keys (using TLS_AES_128_GCM_SHA256)
2025/12/13 09:17:18 server Dropping Handshake keys.
2025/12/13 09:17:18 server <- Reading packet 0 (183 bytes) for connection b3f20fcf, 1-RTT
2025/12/13 09:17:18 server 	Short Header{DestConnectionID: b3f20fcf, PacketNumber: 0, PacketNumberLen: 1, KeyPhase: 0}
2025/12/13 09:17:18 server 	<- &wire.NewConnectionIDFrame{SequenceNumber: 1, RetirePriorTo: 0, ConnectionID: f25d10a78417883d, StatelessResetToken: 0xe8e4eb603ba792f1ba1756098e3a212e}
2025/12/13 09:17:18 server 	<- &wire.NewConnectionIDFrame{SequenceNumber: 2, RetirePriorTo: 0, ConnectionID: ea325a7bf89e1938, StatelessResetToken: 0x5545c42e4f493a3c45fced81aed6b809}
2025/12/13 09:17:18 server 	<- &wire.NewConnectionIDFrame{SequenceNumber: 3, RetirePriorTo: 0, ConnectionID: cf5f5350666adf80, StatelessResetToken: 0x2c2756f0499a705dd6067d31318729d8}
2025/12/13 09:17:18 server 	Setting ACK timer to max ack delay: 25ms
2025/12/13 09:17:18 server <- Reading packet 1 (55 bytes) for connection b3f20fcf, 1-RTT
2025/12/13 09:17:18 server 	Short Header{DestConnectionID: b3f20fcf, PacketNumber: 1, PacketNumberLen: 1, KeyPhase: 0}
2025/12/13 09:17:18 server 	<- &wire.StreamFrame{StreamID: 0, Fin: true, Offset: 0, Data length: 30, Offset + Data length: 30}
2025/12/13 09:17:18 server 	Queueing ACK because packet 2 packets were received after the last ACK (using initial threshold: 2).
2025/12/13 09:17:18 server -> Sending packet 1 (306 bytes) for connection 48b8d77ad3fa1030, 1-RTT (ECN: ECT(0))
2025/12/13 09:17:18 server 	Short Header{DestConnectionID: f25d10a78417883d, PacketNumber: 1, PacketNumberLen: 2, KeyPhase: 0}
2025/12/13 09:17:18 server 	-> &wire.AckFrame{LargestAcked: 1, LowestAcked: 0, DelayTime: 223.537µs, ECT0: 0, ECT1: 2, CE: 0}
2025/12/13 09:17:18 server 	-> &wire.NewTokenFrame{Token: 0xc4ebbe29d5587f6bbb258983aa5f56562f27cb49d6448c22c40dfd72e25daf9b2110e4553c1a40691dff00047b4e7485614d7b7dde5f93ed2d68ca91326fe4aa30486cf76a3992d674560836578b96b2b4578b4674e3a2904eb66b}
2025/12/13 09:17:18 server 	-> &wire.RetireConnectionIDFrame{SequenceNumber: 0}
2025/12/13 09:17:18 Received request: GET /mild-envious-lumberjack
2025/12/13 09:17:18 server 	-> &wire.HandshakeDoneFrame{}
2025/12/13 09:17:18 server 	-> &wire.CryptoFrame{Offset: 0, Data length: 170, Offset + Data length: 170}
2025/12/13 09:17:18 server -> Sending packet 2 (1280 bytes) for connection 48b8d77ad3fa1030, 1-RTT (ECN: ECT(0))
2025/12/13 09:17:18 server 	Short Header{DestConnectionID: f25d10a78417883d, PacketNumber: 2, PacketNumberLen: 2, KeyPhase: 0}
2025/12/13 09:17:18 server 	-> &wire.StreamFrame{StreamID: 0, Fin: false, Offset: 0, Data length: 1251, Offset + Data length: 1251}
2025/12/13 09:17:18 server -> Sending packet 3 (1280 bytes) for connection 48b8d77ad3fa1030, 1-RTT (ECN: ECT(0))
2025/12/13 09:17:18 server 	Short Header{DestConnectionID: f25d10a78417883d, PacketNumber: 3, PacketNumberLen: 2, KeyPhase: 0}
2025/12/13 09:17:18 server 	-> &wire.StreamFrame{StreamID: 0, Fin: false, Offset: 1251, Data length: 1249, Offset + Data length: 2500}
2025/12/13 09:17:18 server -> Sending packet 4 (1280 bytes) for connection 48b8d77ad3fa1030, 1-RTT (ECN: ECT(0))
2025/12/13 09:17:18 server 	Short Header{DestConnectionID: f25d10a78417883d, PacketNumber: 4, PacketNumberLen: 2, KeyPhase: 0}
2025/12/13 09:17:18 server 	-> &wire.StreamFrame{StreamID: 0, Fin: false, Offset: 2500, Data length: 1249, Offset + Data length: 3749}
2025/12/13 09:17:18 server -> Sending packet 5 (1280 bytes) for connection 48b8d77ad3fa1030, 1-RTT (ECN: ECT(0))
2025/12/13 09:17:18 server 	Short Header{DestConnectionID: f25d10a78417883d, PacketNumber: 5, PacketNumberLen: 2, KeyPhase: 0}
2025/12/13 09:17:18 server 	-> &wire.StreamFrame{StreamID: 0, Fin: false, Offset: 3749, Data length: 1249, Offset + Data length: 4998}
2025/12/13 09:17:18 server -> Sending packet 6 (153 bytes) for connection 48b8d77ad3fa1030, 1-RTT (ECN: ECT(0))
2025/12/13 09:17:18 server 	Short Header{DestConnectionID: f25d10a78417883d, PacketNumber: 6, PacketNumberLen: 2, KeyPhase: 0}
2025/12/13 09:17:18 server 	-> &wire.StreamFrame{StreamID: 0, Fin: true, Offset: 4998, Data length: 122, Offset + Data length: 5120}
2025/12/13 09:17:18 server <- Reading packet 2 (55 bytes) for connection b3f20fcf, 1-RTT
2025/12/13 09:17:18 server 	Short Header{DestConnectionID: b3f20fcf, PacketNumber: 2, PacketNumberLen: 1, KeyPhase: 0}
2025/12/13 09:17:18 server 	<- &wire.AckFrame{LargestAcked: 0, LowestAcked: 0, DelayTime: 1.032ms}
2025/12/13 09:17:18 server 	newly acked packets (1): [0]
2025/12/13 09:17:18 server 	updated RTT: 615.27ms (σ: 866.594ms)
2025/12/13 09:17:18 server <- Reading packet 3 (55 bytes) for connection b3f20fcf, 1-RTT
2025/12/13 09:17:18 server 	Short Header{DestConnectionID: b3f20fcf, PacketNumber: 3, PacketNumberLen: 1, KeyPhase: 0}
2025/12/13 09:17:18 server 	<- &wire.NewConnectionIDFrame{SequenceNumber: 4, RetirePriorTo: 0, ConnectionID: 5439d5bbda53de96, StatelessResetToken: 0xc1e8c51ccefb21a5209744985cc233e1}
2025/12/13 09:17:18 server 	Setting ACK timer to max ack delay: 25ms
2025/12/13 09:17:18 server <- Reading packet 4 (55 bytes) for connection b3f20fcf, 1-RTT
2025/12/13 09:17:18 server 	Short Header{DestConnectionID: b3f20fcf, PacketNumber: 4, PacketNumberLen: 1, KeyPhase: 0}
2025/12/13 09:17:18 server 	<- &wire.AckFrame{LargestAcked: 2, LowestAcked: 0, DelayTime: 104µs, ECT0: 2, ECT1: 0, CE: 0}
2025/12/13 09:17:18 server 	newly acked packets (2): [1 2]
2025/12/13 09:17:18 server 	Ignoring all packets below 2.
2025/12/13 09:17:18 server 	updated RTT: 542.32ms (σ: 795.843ms)
2025/12/13 09:17:18 server ECN capability confirmed.
2025/12/13 09:17:18 server <- Reading packet 5 (55 bytes) for connection b3f20fcf, 1-RTT
2025/12/13 09:17:18 server 	Short Header{DestConnectionID: b3f20fcf, PacketNumber: 5, PacketNumberLen: 1, KeyPhase: 0}
2025/12/13 09:17:18 server 	<- &wire.AckFrame{LargestAcked: 4, LowestAcked: 0, DelayTime: 16µs, ECT0: 4, ECT1: 0, CE: 0}
2025/12/13 09:17:18 server 	newly acked packets (2): [3 4]
2025/12/13 09:17:18 server 	updated RTT: 478.736ms (σ: 724.05ms)
2025/12/13 09:17:18 server <- Reading packet 6 (33 bytes) for connection b3f20fcf, 1-RTT
2025/12/13 09:17:18 server 	Short Header{DestConnectionID: b3f20fcf, PacketNumber: 6, PacketNumberLen: 1, KeyPhase: 0}
2025/12/13 09:17:18 server 	<- &wire.AckFrame{LargestAcked: 6, LowestAcked: 0, DelayTime: 48µs, ECT0: 6, ECT1: 0, CE: 0}
2025/12/13 09:17:18 server 	newly acked packets (2): [5 6]
2025/12/13 09:17:18 server 	updated RTT: 423.246ms (σ: 654.016ms)
2025/12/13 09:17:18 server Canceling loss detection timer.
2025/12/13 09:17:18 server 	<- &wire.ConnectionCloseFrame{IsApplicationError:true, ErrorCode:0x0, FrameType:0x0, ReasonPhrase:""}
2025/12/13 09:17:18 server Closing connection with error: Application error 0x0 (remote)
2025/12/13 09:17:18 Replacing connection for connection IDs [b3f20fcf 1776c119 a8299bff b7e6f460 3e88488d bce0795f 48b8d77ad3fa1030] with a closed connection.
2025/12/13 09:17:18 Error accepting stream: Application error 0x0 (remote)
2025/12/13 09:17:18 server Connection 48b8d77ad3fa1030 closed.
2025/12/13 09:17:27 Removing connection IDs [b3f20fcf 1776c119 a8299bff b7e6f460 3e88488d bce0795f 48b8d77ad3fa1030] for a closed connection after it has been retired.