[INFO] fetching crate punybuf_common 0.6.0...
[INFO] checking punybuf_common-0.6.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate punybuf_common 0.6.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate punybuf_common 0.6.0
[INFO] finished tweaking crates.io crate punybuf_common 0.6.0
[INFO] tweaked toml for crates.io crate punybuf_common 0.6.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate punybuf_common 0.6.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate punybuf_common 0.6.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09029f2746d14e93695e441cd9ec7fee626043e182dc6f19c2d4d2cadf51422f
[INFO] running `Command { std: "docker" "start" "-a" "09029f2746d14e93695e441cd9ec7fee626043e182dc6f19c2d4d2cadf51422f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09029f2746d14e93695e441cd9ec7fee626043e182dc6f19c2d4d2cadf51422f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09029f2746d14e93695e441cd9ec7fee626043e182dc6f19c2d4d2cadf51422f", kill_on_drop: false }`
[INFO] [stdout] 09029f2746d14e93695e441cd9ec7fee626043e182dc6f19c2d4d2cadf51422f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee58a43388197d3e2eac8e7d316c534144b0ca49f72d1e681ec52043b8756f5e
[INFO] running `Command { std: "docker" "start" "-a" "ee58a43388197d3e2eac8e7d316c534144b0ca49f72d1e681ec52043b8756f5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling punybuf_common v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.45.0
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/test.rs:741:33
[INFO] [stdout]     |
[INFO] [stdout] 741 |     fn deserialize<R: io::Read>(r: &mut R) -> io::Result<Self> {
[INFO] [stdout]     |                                 ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]    --> src/test.rs:753:44
[INFO] [stdout]     |
[INFO] [stdout] 753 |     fn serialize_self<W: io::Write>(&self, w: &mut W) -> io::Result<()> {
[INFO] [stdout]     |                                            ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]    --> src/test.rs:848:39
[INFO] [stdout]     |
[INFO] [stdout] 848 |     fn serialize<W: io::Write>(&self, w: &mut W) -> io::Result<()> {
[INFO] [stdout]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/test.rs:851:33
[INFO] [stdout]     |
[INFO] [stdout] 851 |     fn deserialize<R: io::Read>(r: &mut R) -> io::Result<Self> {
[INFO] [stdout]     |                                 ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Command` is never used
[INFO] [stdout]   --> src/test.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Command {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `deserialize` is never used
[INFO] [stdout]   --> src/test.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | impl Command {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 86 |     fn deserialize<R: io::Read>(r: &mut R) -> Result<Self, io::Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CommandReturn` is never used
[INFO] [stdout]    --> src/test.rs:106:10
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub enum CommandReturn {
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `serialize` and `deserialize_return` are never used
[INFO] [stdout]    --> src/test.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 116 | impl CommandReturn {
[INFO] [stdout]     | ------------------ associated items in this implementation
[INFO] [stdout] 117 |     pub fn serialize<W: io::Write>(&self, w: &mut W) -> io::Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn deserialize_return<R: io::Read>(id: u32, r: &mut R) -> Result<Self, io::Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/test.rs:741:33
[INFO] [stdout]     |
[INFO] [stdout] 741 |     fn deserialize<R: io::Read>(r: &mut R) -> io::Result<Self> {
[INFO] [stdout]     |                                 ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CommandError` is never used
[INFO] [stdout]    --> src/test.rs:147:10
[INFO] [stdout]     |
[INFO] [stdout] 147 | pub enum CommandError {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `serialize` and `deserialize_error` are never used
[INFO] [stdout]    --> src/test.rs:158:12
[INFO] [stdout]     |
[INFO] [stdout] 157 | impl CommandError {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout] 158 |     pub fn serialize<W: io::Write>(&self, w: &mut W) -> io::Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     pub fn deserialize_error<R: io::Read>(id: u32, r: &mut R) -> Result<Self, io::Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `setupEncryption` is never constructed
[INFO] [stdout]    --> src/test.rs:197:12
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub struct setupEncryption {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `setupEncryptionError` is never used
[INFO] [stdout]    --> src/test.rs:249:10
[INFO] [stdout]     |
[INFO] [stdout] 249 | pub enum setupEncryptionError {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `negotiateLayer` is never constructed
[INFO] [stdout]    --> src/test.rs:286:12
[INFO] [stdout]     |
[INFO] [stdout] 286 | pub struct negotiateLayer {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]    --> src/test.rs:753:44
[INFO] [stdout]     |
[INFO] [stdout] 753 |     fn serialize_self<W: io::Write>(&self, w: &mut W) -> io::Result<()> {
[INFO] [stdout]     |                                            ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `negotiateLayerError` is never used
[INFO] [stdout]    --> src/test.rs:319:10
[INFO] [stdout]     |
[INFO] [stdout] 319 | pub enum negotiateLayerError {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `initialize` is never constructed
[INFO] [stdout]    --> src/test.rs:351:12
[INFO] [stdout]     |
[INFO] [stdout] 351 | pub struct initialize {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `initializeError` is never used
[INFO] [stdout]    --> src/test.rs:418:10
[INFO] [stdout]     |
[INFO] [stdout] 418 | pub enum initializeError {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `peerChanged` is never constructed
[INFO] [stdout]    --> src/test.rs:466:12
[INFO] [stdout]     |
[INFO] [stdout] 466 | pub struct peerChanged {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `peerChangedError` is never used
[INFO] [stdout]    --> src/test.rs:501:10
[INFO] [stdout]     |
[INFO] [stdout] 501 | pub enum peerChangedError {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `peerRemoved` is never constructed
[INFO] [stdout]    --> src/test.rs:524:12
[INFO] [stdout]     |
[INFO] [stdout] 524 | pub struct peerRemoved {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `peerRemovedError` is never used
[INFO] [stdout]    --> src/test.rs:563:10
[INFO] [stdout]     |
[INFO] [stdout] 563 | pub enum peerRemovedError {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `proveIdentity` is never constructed
[INFO] [stdout]    --> src/test.rs:586:12
[INFO] [stdout]     |
[INFO] [stdout] 586 | pub struct proveIdentity {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `proveIdentityError` is never used
[INFO] [stdout]    --> src/test.rs:632:10
[INFO] [stdout]     |
[INFO] [stdout] 632 | pub enum proveIdentityError {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `probePeer` is never constructed
[INFO] [stdout]    --> src/test.rs:662:12
[INFO] [stdout]     |
[INFO] [stdout] 662 | pub struct probePeer {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `probePeerError` is never used
[INFO] [stdout]    --> src/test.rs:700:10
[INFO] [stdout]     |
[INFO] [stdout] 700 | pub enum probePeerError {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ping` is never constructed
[INFO] [stdout]    --> src/test.rs:730:12
[INFO] [stdout]     |
[INFO] [stdout] 730 | pub struct ping;
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `pingError` is never used
[INFO] [stdout]    --> src/test.rs:759:10
[INFO] [stdout]     |
[INFO] [stdout] 759 | pub enum pingError {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Map` is never used
[INFO] [stdout]    --> src/test.rs:808:10
[INFO] [stdout]     |
[INFO] [stdout] 808 | pub type Map<K, V> = Vec<KeyPair<K, V>>;
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `KeyPair` is never constructed
[INFO] [stdout]    --> src/test.rs:810:12
[INFO] [stdout]     |
[INFO] [stdout] 810 | pub struct KeyPair<K, V> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Done` is never constructed
[INFO] [stdout]    --> src/test.rs:841:12
[INFO] [stdout]     |
[INFO] [stdout] 841 | pub struct Done {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Boolean` is never used
[INFO] [stdout]    --> src/test.rs:861:10
[INFO] [stdout]     |
[INFO] [stdout] 861 | pub enum Boolean {
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Optional` is never used
[INFO] [stdout]    --> src/test.rs:899:10
[INFO] [stdout]     |
[INFO] [stdout] 899 | pub enum Optional<T> {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EncryptedSomething` is never constructed
[INFO] [stdout]    --> src/test.rs:934:12
[INFO] [stdout]     |
[INFO] [stdout] 934 | pub struct EncryptedSomething {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EncryptionCreated` is never constructed
[INFO] [stdout]    --> src/test.rs:959:12
[INFO] [stdout]     |
[INFO] [stdout] 959 | pub struct EncryptionCreated {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FirstOrderKeyInfo` is never constructed
[INFO] [stdout]    --> src/test.rs:980:12
[INFO] [stdout]     |
[INFO] [stdout] 980 | pub struct FirstOrderKeyInfo {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EncryptionSetup` is never constructed
[INFO] [stdout]     --> src/test.rs:1009:12
[INFO] [stdout]      |
[INFO] [stdout] 1009 | pub struct EncryptionSetup {
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Connection` is never constructed
[INFO] [stdout]     --> src/test.rs:1039:12
[INFO] [stdout]      |
[INFO] [stdout] 1039 | pub struct Connection {
[INFO] [stdout]      |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IdentityProof` is never constructed
[INFO] [stdout]     --> src/test.rs:1085:12
[INFO] [stdout]      |
[INFO] [stdout] 1085 | pub struct IdentityProof {
[INFO] [stdout]      |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PasswordProof` is never constructed
[INFO] [stdout]     --> src/test.rs:1116:12
[INFO] [stdout]      |
[INFO] [stdout] 1116 | pub struct PasswordProof {
[INFO] [stdout]      |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Peer` is never constructed
[INFO] [stdout]     --> src/test.rs:1151:12
[INFO] [stdout]      |
[INFO] [stdout] 1151 | pub struct Peer {
[INFO] [stdout]      |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DuplicateKeysFound` is never constructed
[INFO] [stdout]     --> src/test.rs:1200:12
[INFO] [stdout]      |
[INFO] [stdout] 1200 | pub struct DuplicateKeysFound;
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `HashMapConvertible` is never used
[INFO] [stdout]     --> src/test.rs:1201:11
[INFO] [stdout]      |
[INFO] [stdout] 1201 | pub trait HashMapConvertible<K, V>: Sized {
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]    --> src/test.rs:848:39
[INFO] [stdout]     |
[INFO] [stdout] 848 |     fn serialize<W: io::Write>(&self, w: &mut W) -> io::Result<()> {
[INFO] [stdout]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/test.rs:851:33
[INFO] [stdout]     |
[INFO] [stdout] 851 |     fn deserialize<R: io::Read>(r: &mut R) -> io::Result<Self> {
[INFO] [stdout]     |                                 ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<UInt, Infallible>
[INFO] [stdout]    --> src/test.rs:401:31
[INFO] [stdout]     |
[INFO] [stdout] 401 |         let mut flags: UInt = 0.try_into().unwrap();
[INFO] [stdout]     |                               ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<UInt, Infallible>
[INFO] [stdout]    --> src/test.rs:620:31
[INFO] [stdout]     |
[INFO] [stdout] 620 |         let mut flags: UInt = 0.try_into().unwrap();
[INFO] [stdout]     |                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<UInt, Infallible>
[INFO] [stdout]     --> src/test.rs:1161:31
[INFO] [stdout]      |
[INFO] [stdout] 1161 |         let mut flags: UInt = 0.try_into().unwrap();
[INFO] [stdout]      |                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Command` is never used
[INFO] [stdout]   --> src/test.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Command {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `deserialize` is never used
[INFO] [stdout]   --> src/test.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | impl Command {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 86 |     fn deserialize<R: io::Read>(r: &mut R) -> Result<Self, io::Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CommandReturn` is never used
[INFO] [stdout]    --> src/test.rs:106:10
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub enum CommandReturn {
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `serialize` and `deserialize_return` are never used
[INFO] [stdout]    --> src/test.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 116 | impl CommandReturn {
[INFO] [stdout]     | ------------------ associated items in this implementation
[INFO] [stdout] 117 |     pub fn serialize<W: io::Write>(&self, w: &mut W) -> io::Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn deserialize_return<R: io::Read>(id: u32, r: &mut R) -> Result<Self, io::Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CommandError` is never used
[INFO] [stdout]    --> src/test.rs:147:10
[INFO] [stdout]     |
[INFO] [stdout] 147 | pub enum CommandError {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `serialize` and `deserialize_error` are never used
[INFO] [stdout]    --> src/test.rs:158:12
[INFO] [stdout]     |
[INFO] [stdout] 157 | impl CommandError {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout] 158 |     pub fn serialize<W: io::Write>(&self, w: &mut W) -> io::Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     pub fn deserialize_error<R: io::Read>(id: u32, r: &mut R) -> Result<Self, io::Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `setupEncryption` is never constructed
[INFO] [stdout]    --> src/test.rs:197:12
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub struct setupEncryption {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `setupEncryptionError` is never used
[INFO] [stdout]    --> src/test.rs:249:10
[INFO] [stdout]     |
[INFO] [stdout] 249 | pub enum setupEncryptionError {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `negotiateLayer` is never constructed
[INFO] [stdout]    --> src/test.rs:286:12
[INFO] [stdout]     |
[INFO] [stdout] 286 | pub struct negotiateLayer {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `negotiateLayerError` is never used
[INFO] [stdout]    --> src/test.rs:319:10
[INFO] [stdout]     |
[INFO] [stdout] 319 | pub enum negotiateLayerError {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `initialize` is never constructed
[INFO] [stdout]    --> src/test.rs:351:12
[INFO] [stdout]     |
[INFO] [stdout] 351 | pub struct initialize {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `initializeError` is never used
[INFO] [stdout]    --> src/test.rs:418:10
[INFO] [stdout]     |
[INFO] [stdout] 418 | pub enum initializeError {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `peerChanged` is never constructed
[INFO] [stdout]    --> src/test.rs:466:12
[INFO] [stdout]     |
[INFO] [stdout] 466 | pub struct peerChanged {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `peerChangedError` is never used
[INFO] [stdout]    --> src/test.rs:501:10
[INFO] [stdout]     |
[INFO] [stdout] 501 | pub enum peerChangedError {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `peerRemoved` is never constructed
[INFO] [stdout]    --> src/test.rs:524:12
[INFO] [stdout]     |
[INFO] [stdout] 524 | pub struct peerRemoved {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `peerRemovedError` is never used
[INFO] [stdout]    --> src/test.rs:563:10
[INFO] [stdout]     |
[INFO] [stdout] 563 | pub enum peerRemovedError {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `proveIdentity` is never constructed
[INFO] [stdout]    --> src/test.rs:586:12
[INFO] [stdout]     |
[INFO] [stdout] 586 | pub struct proveIdentity {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `proveIdentityError` is never used
[INFO] [stdout]    --> src/test.rs:632:10
[INFO] [stdout]     |
[INFO] [stdout] 632 | pub enum proveIdentityError {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `probePeer` is never constructed
[INFO] [stdout]    --> src/test.rs:662:12
[INFO] [stdout]     |
[INFO] [stdout] 662 | pub struct probePeer {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `probePeerError` is never used
[INFO] [stdout]    --> src/test.rs:700:10
[INFO] [stdout]     |
[INFO] [stdout] 700 | pub enum probePeerError {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ping` is never constructed
[INFO] [stdout]    --> src/test.rs:730:12
[INFO] [stdout]     |
[INFO] [stdout] 730 | pub struct ping;
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `pingError` is never used
[INFO] [stdout]    --> src/test.rs:759:10
[INFO] [stdout]     |
[INFO] [stdout] 759 | pub enum pingError {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Map` is never used
[INFO] [stdout]    --> src/test.rs:808:10
[INFO] [stdout]     |
[INFO] [stdout] 808 | pub type Map<K, V> = Vec<KeyPair<K, V>>;
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `KeyPair` is never constructed
[INFO] [stdout]    --> src/test.rs:810:12
[INFO] [stdout]     |
[INFO] [stdout] 810 | pub struct KeyPair<K, V> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Done` is never constructed
[INFO] [stdout]    --> src/test.rs:841:12
[INFO] [stdout]     |
[INFO] [stdout] 841 | pub struct Done {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Boolean` is never used
[INFO] [stdout]    --> src/test.rs:861:10
[INFO] [stdout]     |
[INFO] [stdout] 861 | pub enum Boolean {
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Optional` is never used
[INFO] [stdout]    --> src/test.rs:899:10
[INFO] [stdout]     |
[INFO] [stdout] 899 | pub enum Optional<T> {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EncryptedSomething` is never constructed
[INFO] [stdout]    --> src/test.rs:934:12
[INFO] [stdout]     |
[INFO] [stdout] 934 | pub struct EncryptedSomething {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EncryptionCreated` is never constructed
[INFO] [stdout]    --> src/test.rs:959:12
[INFO] [stdout]     |
[INFO] [stdout] 959 | pub struct EncryptionCreated {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FirstOrderKeyInfo` is never constructed
[INFO] [stdout]    --> src/test.rs:980:12
[INFO] [stdout]     |
[INFO] [stdout] 980 | pub struct FirstOrderKeyInfo {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EncryptionSetup` is never constructed
[INFO] [stdout]     --> src/test.rs:1009:12
[INFO] [stdout]      |
[INFO] [stdout] 1009 | pub struct EncryptionSetup {
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Connection` is never constructed
[INFO] [stdout]     --> src/test.rs:1039:12
[INFO] [stdout]      |
[INFO] [stdout] 1039 | pub struct Connection {
[INFO] [stdout]      |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IdentityProof` is never constructed
[INFO] [stdout]     --> src/test.rs:1085:12
[INFO] [stdout]      |
[INFO] [stdout] 1085 | pub struct IdentityProof {
[INFO] [stdout]      |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PasswordProof` is never constructed
[INFO] [stdout]     --> src/test.rs:1116:12
[INFO] [stdout]      |
[INFO] [stdout] 1116 | pub struct PasswordProof {
[INFO] [stdout]      |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Peer` is never constructed
[INFO] [stdout]     --> src/test.rs:1151:12
[INFO] [stdout]      |
[INFO] [stdout] 1151 | pub struct Peer {
[INFO] [stdout]      |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DuplicateKeysFound` is never constructed
[INFO] [stdout]     --> src/test.rs:1200:12
[INFO] [stdout]      |
[INFO] [stdout] 1200 | pub struct DuplicateKeysFound;
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `HashMapConvertible` is never used
[INFO] [stdout]     --> src/test.rs:1201:11
[INFO] [stdout]      |
[INFO] [stdout] 1201 | pub trait HashMapConvertible<K, V>: Sized {
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<UInt, Infallible>
[INFO] [stdout]    --> src/test.rs:401:31
[INFO] [stdout]     |
[INFO] [stdout] 401 |         let mut flags: UInt = 0.try_into().unwrap();
[INFO] [stdout]     |                               ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<UInt, Infallible>
[INFO] [stdout]    --> src/test.rs:620:31
[INFO] [stdout]     |
[INFO] [stdout] 620 |         let mut flags: UInt = 0.try_into().unwrap();
[INFO] [stdout]     |                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `punybuf_common` (lib test) due to 3 previous errors; 41 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<UInt, Infallible>
[INFO] [stdout]     --> src/test.rs:1161:31
[INFO] [stdout]      |
[INFO] [stdout] 1161 |         let mut flags: UInt = 0.try_into().unwrap();
[INFO] [stdout]      |                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `punybuf_common` (lib) due to 3 previous errors; 41 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "ee58a43388197d3e2eac8e7d316c534144b0ca49f72d1e681ec52043b8756f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee58a43388197d3e2eac8e7d316c534144b0ca49f72d1e681ec52043b8756f5e", kill_on_drop: false }`
[INFO] [stdout] ee58a43388197d3e2eac8e7d316c534144b0ca49f72d1e681ec52043b8756f5e