[INFO] cloning repository https://github.com/DavidVentura/snapcast-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DavidVentura/snapcast-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDavidVentura%2Fsnapcast-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDavidVentura%2Fsnapcast-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6bcaaaf038ed0b8cf3d97d06a6c87c8eb7ca587
[INFO] checking DavidVentura/snapcast-client against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDavidVentura%2Fsnapcast-client" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DavidVentura/snapcast-client on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DavidVentura/snapcast-client
[INFO] finished tweaking git repo https://github.com/DavidVentura/snapcast-client
[INFO] tweaked toml for git repo https://github.com/DavidVentura/snapcast-client written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/DavidVentura/snapcast-client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: lib.src
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/DavidVentura/claxon.git`
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding claxon v0.4.3 (https://github.com/DavidVentura/claxon.git?branch=borrow-api#7cb02684)
[INFO] [stderr]       Adding endian-type v0.1.2 (latest: v0.2.0)
[INFO] [stderr]       Adding nibble_vec v0.1.0
[INFO] [stderr]       Adding radix_trie v0.2.1
[INFO] [stderr]       Adding simple-dns v0.7.1 (latest: v0.8.0)
[INFO] [stderr]       Adding simple-mdns v0.6.2
[INFO] [stderr]       Adding smallvec v1.13.2
[INFO] [stderr]       Adding socket2 v0.5.7
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded circular-buffer v0.1.6
[INFO] [stderr]   Downloaded simple-mdns v0.6.2
[INFO] [stderr]   Downloaded opus v0.3.0
[INFO] [stderr]   Downloaded simple-dns v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c408bb93e33925efb1258eeea63974ce16ae716f50f53c95c3c81a30ecc70fbf
[INFO] running `Command { std: "docker" "start" "-a" "c408bb93e33925efb1258eeea63974ce16ae716f50f53c95c3c81a30ecc70fbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c408bb93e33925efb1258eeea63974ce16ae716f50f53c95c3c81a30ecc70fbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c408bb93e33925efb1258eeea63974ce16ae716f50f53c95c3c81a30ecc70fbf", kill_on_drop: false }`
[INFO] [stdout] c408bb93e33925efb1258eeea63974ce16ae716f50f53c95c3c81a30ecc70fbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c67d3181244f89ac056d9fb92ffd0942226bdfd96381fc9a8528306dffb541db
[INFO] running `Command { std: "docker" "start" "-a" "c67d3181244f89ac056d9fb92ffd0942226bdfd96381fc9a8528306dffb541db", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: lib.src
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking simple-dns v0.7.1
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking circular-buffer v0.1.6
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking simple-mdns v0.6.2
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling clap_derive v4.5.0
[INFO] [stderr]    Compiling enum_dispatch v0.3.12
[INFO] [stderr]     Checking clap v4.5.2
[INFO] [stderr]     Checking snapcast-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `dec_buf` is never read
[INFO] [stdout]   --> src/decoder.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub struct FlacDecoder {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 76 |     dec_buf: Vec<i32>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `dec_buf` is never read
[INFO] [stdout]   --> src/decoder.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub struct FlacDecoder {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 76 |     dec_buf: Vec<i32>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `synchronized` and `latency_to_server` are never used
[INFO] [stdout]    --> src/client.rs:73:12
[INFO] [stdout]     |
[INFO] [stdout] 38  | impl ConnectedClient {
[INFO] [stdout]     | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 73  |     pub fn synchronized(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |     pub fn latency_to_server(&self) -> TimeVal {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FlacDecoder` is never constructed
[INFO] [stdout]   --> src/decoder.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub struct FlacDecoder {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/decoder.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 78 | impl FlacDecoder {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 79 |     pub fn new() -> FlacDecoder {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `abs` is never used
[INFO] [stdout]   --> src/proto.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl TimeVal {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn abs(&self) -> TimeVal {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Time` and `Hello` are never constructed
[INFO] [stdout]    --> src/proto.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub enum ClientMessage<'a> {
[INFO] [stdout]     |          ------------- variants in this enum
[INFO] [stdout] 126 |     Time(Time),
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 127 |     Hello(ClientHello<'a>),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ClientMessage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_buf` is never used
[INFO] [stdout]    --> src/proto.rs:193:12
[INFO] [stdout]     |
[INFO] [stdout] 192 | impl ServerSettings {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] 193 |     pub fn as_buf(&self) -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_buf` is never used
[INFO] [stdout]    --> src/proto.rs:218:12
[INFO] [stdout]     |
[INFO] [stdout] 217 | impl WireChunk<'_> {
[INFO] [stdout]     | ------------------ method in this implementation
[INFO] [stdout] 218 |     pub fn as_buf(&self) -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `decode_c` is never used
[INFO] [stdout]    --> src/proto.rs:281:12
[INFO] [stdout]     |
[INFO] [stdout] 267 | impl Base {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 281 |     pub fn decode_c<'a>(&self, payload: &'a [u8]) -> ClientMessage<'a> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `channels` is never used
[INFO] [stdout]    --> src/proto.rs:426:12
[INFO] [stdout]     |
[INFO] [stdout] 425 | impl CodecMetadata {
[INFO] [stdout]     | ------------------ method in this implementation
[INFO] [stdout] 426 |     pub fn channels(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `synchronized` and `latency_to_server` are never used
[INFO] [stdout]    --> src/client.rs:73:12
[INFO] [stdout]     |
[INFO] [stdout] 38  | impl ConnectedClient {
[INFO] [stdout]     | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 73  |     pub fn synchronized(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |     pub fn latency_to_server(&self) -> TimeVal {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FlacDecoder` is never constructed
[INFO] [stdout]   --> src/decoder.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub struct FlacDecoder {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/decoder.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 78 | impl FlacDecoder {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 79 |     pub fn new() -> FlacDecoder {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Time` and `Hello` are never constructed
[INFO] [stdout]    --> src/proto.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub enum ClientMessage<'a> {
[INFO] [stdout]     |          ------------- variants in this enum
[INFO] [stdout] 126 |     Time(Time),
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 127 |     Hello(ClientHello<'a>),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ClientMessage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_buf` is never used
[INFO] [stdout]    --> src/proto.rs:193:12
[INFO] [stdout]     |
[INFO] [stdout] 192 | impl ServerSettings {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] 193 |     pub fn as_buf(&self) -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_buf` is never used
[INFO] [stdout]    --> src/proto.rs:218:12
[INFO] [stdout]     |
[INFO] [stdout] 217 | impl WireChunk<'_> {
[INFO] [stdout]     | ------------------ method in this implementation
[INFO] [stdout] 218 |     pub fn as_buf(&self) -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `decode_c` is never used
[INFO] [stdout]    --> src/proto.rs:281:12
[INFO] [stdout]     |
[INFO] [stdout] 267 | impl Base {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 281 |     pub fn decode_c<'a>(&self, payload: &'a [u8]) -> ClientMessage<'a> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `channels` is never used
[INFO] [stdout]    --> src/proto.rs:426:12
[INFO] [stdout]     |
[INFO] [stdout] 425 | impl CodecMetadata {
[INFO] [stdout]     | ------------------ method in this implementation
[INFO] [stdout] 426 |     pub fn channels(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.87s
[INFO] running `Command { std: "docker" "inspect" "c67d3181244f89ac056d9fb92ffd0942226bdfd96381fc9a8528306dffb541db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c67d3181244f89ac056d9fb92ffd0942226bdfd96381fc9a8528306dffb541db", kill_on_drop: false }`
[INFO] [stdout] c67d3181244f89ac056d9fb92ffd0942226bdfd96381fc9a8528306dffb541db