[INFO] cloning repository https://github.com/karlzakhary/Onion-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/karlzakhary/Onion-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarlzakhary%2FOnion-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarlzakhary%2FOnion-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ea310e6bb3a3892b30460b9433c8ee7ab9d1da6
[INFO] testing karlzakhary/Onion-rust against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarlzakhary%2FOnion-rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/karlzakhary/Onion-rust
[INFO] finished tweaking git repo https://github.com/karlzakhary/Onion-rust
[INFO] tweaked toml for git repo https://github.com/karlzakhary/Onion-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/karlzakhary/Onion-rust on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/karlzakhary/Onion-rust 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a0a69205f58388b2c290a23ad6e83811f5847aebda13126a1970e5a7b409ae3
[INFO] running `Command { std: "docker" "start" "-a" "8a0a69205f58388b2c290a23ad6e83811f5847aebda13126a1970e5a7b409ae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a0a69205f58388b2c290a23ad6e83811f5847aebda13126a1970e5a7b409ae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a0a69205f58388b2c290a23ad6e83811f5847aebda13126a1970e5a7b409ae3", kill_on_drop: false }`
[INFO] [stdout] 8a0a69205f58388b2c290a23ad6e83811f5847aebda13126a1970e5a7b409ae3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a36781320bbe1ef8aea6c5b13a474868c0d0eb8c8d33245befc190c3ae45d29
[INFO] running `Command { std: "docker" "start" "-a" "4a36781320bbe1ef8aea6c5b13a474868c0d0eb8c8d33245befc190c3ae45d29", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling cc v1.1.7
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling bytes v1.7.1
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling mio v1.0.1
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tokio v1.39.2
[INFO] [stderr]    Compiling tokio-stream v0.1.15
[INFO] [stderr]    Compiling onion-21 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `onion_events_tx`
[INFO] [stdout]    --> src/onion/node.rs:160:67
[INFO] [stdout]     |
[INFO] [stdout] 160 |                 NodeRole::Endpoint { circuit_id, onion_events_rx, onion_events_tx } => {
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^^^ help: try ignoring the field: `onion_events_tx: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `circuit_id` is never read
[INFO] [stdout]   --> src/onion/commons.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct OnionEventSender {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 51 |     pub(crate) circuit_id: Option<u16>,
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OnionEventSender` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CircuitProtocolError` is never used
[INFO] [stdout]    --> src/onion/errors.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub(crate) enum CircuitProtocolError<E: fmt::Debug> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RelayProtocolError` is never used
[INFO] [stdout]    --> src/onion/errors.rs:150:17
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub(crate) enum RelayProtocolError {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `onion_events_tx`
[INFO] [stdout]    --> src/onion/node.rs:160:67
[INFO] [stdout]     |
[INFO] [stdout] 160 |                 NodeRole::Endpoint { circuit_id, onion_events_rx, onion_events_tx } => {
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^^^ help: try ignoring the field: `onion_events_tx: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer_sender`
[INFO] [stdout]   --> src/main.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let (peer_sender, peer_receiver) = mpsc::unbounded_channel();
[INFO] [stdout]    |          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peer_sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `onion_router`
[INFO] [stdout]   --> src/main.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let (onion_router, events) =
[INFO] [stdout]    |          ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_onion_router`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `events`
[INFO] [stdout]   --> src/main.rs:17:24
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let (onion_router, events) =
[INFO] [stdout]    |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_events`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `circuit_id` is never read
[INFO] [stdout]   --> src/onion/commons.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct OnionEventSender {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 51 |     pub(crate) circuit_id: Option<u16>,
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OnionEventSender` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CircuitProtocolError` is never used
[INFO] [stdout]    --> src/onion/errors.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub(crate) enum CircuitProtocolError<E: fmt::Debug> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RelayProtocolError` is never used
[INFO] [stdout]    --> src/onion/errors.rs:150:17
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub(crate) enum RelayProtocolError {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.24s
[INFO] running `Command { std: "docker" "inspect" "4a36781320bbe1ef8aea6c5b13a474868c0d0eb8c8d33245befc190c3ae45d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a36781320bbe1ef8aea6c5b13a474868c0d0eb8c8d33245befc190c3ae45d29", kill_on_drop: false }`
[INFO] [stdout] 4a36781320bbe1ef8aea6c5b13a474868c0d0eb8c8d33245befc190c3ae45d29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da42da9bdc354161feb1f7273b7208023f49b694405210b8c58d8017d77f4539
[INFO] running `Command { std: "docker" "start" "-a" "da42da9bdc354161feb1f7273b7208023f49b694405210b8c58d8017d77f4539", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling is-terminal v0.4.13
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling onion-21 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stdout] warning: unused variable: `onion_events_tx`
[INFO] [stdout]    --> src/onion/node.rs:160:67
[INFO] [stdout]     |
[INFO] [stdout] 160 |                 NodeRole::Endpoint { circuit_id, onion_events_rx, onion_events_tx } => {
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^^^ help: try ignoring the field: `onion_events_tx: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `circuit_id` is never read
[INFO] [stdout]   --> src/onion/commons.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct OnionEventSender {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 51 |     pub(crate) circuit_id: Option<u16>,
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OnionEventSender` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CircuitProtocolError` is never used
[INFO] [stdout]    --> src/onion/errors.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub(crate) enum CircuitProtocolError<E: fmt::Debug> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RelayProtocolError` is never used
[INFO] [stdout]    --> src/onion/errors.rs:150:17
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub(crate) enum RelayProtocolError {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stdout] warning: unused variable: `onion_events_tx`
[INFO] [stdout]    --> src/onion/node.rs:160:67
[INFO] [stdout]     |
[INFO] [stdout] 160 |                 NodeRole::Endpoint { circuit_id, onion_events_rx, onion_events_tx } => {
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^^^ help: try ignoring the field: `onion_events_tx: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer_sender`
[INFO] [stdout]   --> src/main.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let (peer_sender, peer_receiver) = mpsc::unbounded_channel();
[INFO] [stdout]    |          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peer_sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `onion_router`
[INFO] [stdout]   --> src/main.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let (onion_router, events) =
[INFO] [stdout]    |          ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_onion_router`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `events`
[INFO] [stdout]   --> src/main.rs:17:24
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let (onion_router, events) =
[INFO] [stdout]    |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_events`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `circuit_id` is never read
[INFO] [stdout]   --> src/onion/commons.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct OnionEventSender {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 51 |     pub(crate) circuit_id: Option<u16>,
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OnionEventSender` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CircuitProtocolError` is never used
[INFO] [stdout]    --> src/onion/errors.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub(crate) enum CircuitProtocolError<E: fmt::Debug> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RelayProtocolError` is never used
[INFO] [stdout]    --> src/onion/errors.rs:150:17
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub(crate) enum RelayProtocolError {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling pretty_env_logger v0.5.0
[INFO] [stdout] warning: unused variable: `peer_rx`
[INFO] [stdout]   --> examples/cli.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let peer_rx = UnboundedReceiverStream::new(peer_rx);
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peer_rx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `circuit_id`
[INFO] [stdout]    --> examples/cli.rs:126:30
[INFO] [stdout]     |
[INFO] [stdout] 126 |         OnionResult::Ready { circuit_id } => {
[INFO] [stdout]     |                              ^^^^^^^^^^ help: try ignoring the field: `circuit_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `circuit_id`
[INFO] [stdout]    --> examples/cli.rs:129:33
[INFO] [stdout]     |
[INFO] [stdout] 129 |         OnionResult::Incoming { circuit_id } => {
[INFO] [stdout]     |                                 ^^^^^^^^^^ help: try ignoring the field: `circuit_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `circuit_id`
[INFO] [stdout]    --> examples/cli.rs:132:29
[INFO] [stdout]     |
[INFO] [stdout] 132 |         OnionResult::Data { circuit_id, data } => {
[INFO] [stdout]     |                             ^^^^^^^^^^ help: try ignoring the field: `circuit_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> examples/cli.rs:132:41
[INFO] [stdout]     |
[INFO] [stdout] 132 |         OnionResult::Data { circuit_id, data } => {
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `data: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `circuit_id`
[INFO] [stdout]    --> examples/cli.rs:135:30
[INFO] [stdout]     |
[INFO] [stdout] 135 |         OnionResult::Error { circuit_id, reason } => {
[INFO] [stdout]     |                              ^^^^^^^^^^ help: try ignoring the field: `circuit_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reason`
[INFO] [stdout]    --> examples/cli.rs:135:42
[INFO] [stdout]     |
[INFO] [stdout] 135 |         OnionResult::Error { circuit_id, reason } => {
[INFO] [stdout]     |                                          ^^^^^^ help: try ignoring the field: `reason: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]    --> examples/cli.rs:149:45
[INFO] [stdout]     |
[INFO] [stdout] 149 | async fn receive_api_and_send_onion_request(stream: TcpStream, messenger: Messenger) {
[INFO] [stdout]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `messenger`
[INFO] [stdout]    --> examples/cli.rs:149:64
[INFO] [stdout]     |
[INFO] [stdout] 149 | async fn receive_api_and_send_onion_request(stream: TcpStream, messenger: Messenger) {
[INFO] [stdout]     |                                                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_messenger`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `receive_api_and_send_onion_request` is never used
[INFO] [stdout]    --> examples/cli.rs:149:10
[INFO] [stdout]     |
[INFO] [stdout] 149 | async fn receive_api_and_send_onion_request(stream: TcpStream, messenger: Messenger) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `onion_events_tx`
[INFO] [stdout]    --> src/onion/node.rs:160:67
[INFO] [stdout]     |
[INFO] [stdout] 160 |                 NodeRole::Endpoint { circuit_id, onion_events_rx, onion_events_tx } => {
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^^^ help: try ignoring the field: `onion_events_tx: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `circuit_id` is never read
[INFO] [stdout]   --> src/onion/commons.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct OnionEventSender {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 51 |     pub(crate) circuit_id: Option<u16>,
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OnionEventSender` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CircuitProtocolError` is never used
[INFO] [stdout]    --> src/onion/errors.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub(crate) enum CircuitProtocolError<E: fmt::Debug> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RelayProtocolError` is never used
[INFO] [stdout]    --> src/onion/errors.rs:150:17
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub(crate) enum RelayProtocolError {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `onion_events_tx`
[INFO] [stdout]    --> src/onion/node.rs:160:67
[INFO] [stdout]     |
[INFO] [stdout] 160 |                 NodeRole::Endpoint { circuit_id, onion_events_rx, onion_events_tx } => {
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^^^ help: try ignoring the field: `onion_events_tx: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer_sender`
[INFO] [stdout]   --> src/main.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let (peer_sender, peer_receiver) = mpsc::unbounded_channel();
[INFO] [stdout]    |          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peer_sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `onion_router`
[INFO] [stdout]   --> src/main.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let (onion_router, events) =
[INFO] [stdout]    |          ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_onion_router`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `events`
[INFO] [stdout]   --> src/main.rs:17:24
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let (onion_router, events) =
[INFO] [stdout]    |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_events`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `circuit_id` is never read
[INFO] [stdout]   --> src/onion/commons.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct OnionEventSender {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 51 |     pub(crate) circuit_id: Option<u16>,
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OnionEventSender` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CircuitProtocolError` is never used
[INFO] [stdout]    --> src/onion/errors.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub(crate) enum CircuitProtocolError<E: fmt::Debug> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RelayProtocolError` is never used
[INFO] [stdout]    --> src/onion/errors.rs:150:17
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub(crate) enum RelayProtocolError {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.59s
[INFO] running `Command { std: "docker" "inspect" "da42da9bdc354161feb1f7273b7208023f49b694405210b8c58d8017d77f4539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da42da9bdc354161feb1f7273b7208023f49b694405210b8c58d8017d77f4539", kill_on_drop: false }`
[INFO] [stdout] da42da9bdc354161feb1f7273b7208023f49b694405210b8c58d8017d77f4539
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6c1e8bc60e2dc19b3c7ade7bb881427c7da3d399755c92dc38db44a3940cbf6f
[INFO] running `Command { std: "docker" "start" "-a" "6c1e8bc60e2dc19b3c7ade7bb881427c7da3d399755c92dc38db44a3940cbf6f", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `onion_events_tx`
[INFO] [stderr]    --> src/onion/node.rs:160:67
[INFO] [stderr]     |
[INFO] [stderr] 160 |                 NodeRole::Endpoint { circuit_id, onion_events_rx, onion_events_tx } => {
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^ help: try ignoring the field: `onion_events_tx: _`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `circuit_id` is never read
[INFO] [stderr]   --> src/onion/commons.rs:51:16
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub struct OnionEventSender {
[INFO] [stderr]    |            ---------------- field in this struct
[INFO] [stderr] 51 |     pub(crate) circuit_id: Option<u16>,
[INFO] [stderr]    |                ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `OnionEventSender` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `CircuitProtocolError` is never used
[INFO] [stderr]    --> src/onion/errors.rs:140:17
[INFO] [stderr]     |
[INFO] [stderr] 140 | pub(crate) enum CircuitProtocolError<E: fmt::Debug> {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `RelayProtocolError` is never used
[INFO] [stderr]    --> src/onion/errors.rs:150:17
[INFO] [stderr]     |
[INFO] [stderr] 150 | pub(crate) enum RelayProtocolError {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `onion-21` (lib) generated 4 warnings (run `cargo fix --lib -p onion-21` to apply 1 suggestion)
[INFO] [stderr] warning: `onion-21` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: unused variable: `peer_sender`
[INFO] [stderr]   --> src/main.rs:15:10
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let (peer_sender, peer_receiver) = mpsc::unbounded_channel();
[INFO] [stderr]    |          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peer_sender`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `onion_router`
[INFO] [stderr]   --> src/main.rs:17:10
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let (onion_router, events) =
[INFO] [stderr]    |          ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_onion_router`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `events`
[INFO] [stderr]   --> src/main.rs:17:24
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let (onion_router, events) =
[INFO] [stderr]    |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_events`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `peer_rx`
[INFO] [stderr]   --> examples/cli.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |     let peer_rx = UnboundedReceiverStream::new(peer_rx);
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peer_rx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `circuit_id`
[INFO] [stderr]    --> examples/cli.rs:126:30
[INFO] [stderr]     |
[INFO] [stderr] 126 |         OnionResult::Ready { circuit_id } => {
[INFO] [stderr]     |                              ^^^^^^^^^^ help: try ignoring the field: `circuit_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `circuit_id`
[INFO] [stderr]    --> examples/cli.rs:129:33
[INFO] [stderr]     |
[INFO] [stderr] 129 |         OnionResult::Incoming { circuit_id } => {
[INFO] [stderr]     |                                 ^^^^^^^^^^ help: try ignoring the field: `circuit_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `circuit_id`
[INFO] [stderr]    --> examples/cli.rs:132:29
[INFO] [stderr]     |
[INFO] [stderr] 132 |         OnionResult::Data { circuit_id, data } => {
[INFO] [stderr]     |                             ^^^^^^^^^^ help: try ignoring the field: `circuit_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> examples/cli.rs:132:41
[INFO] [stderr]     |
[INFO] [stderr] 132 |         OnionResult::Data { circuit_id, data } => {
[INFO] [stderr]     |                                         ^^^^ help: try ignoring the field: `data: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `circuit_id`
[INFO] [stderr]    --> examples/cli.rs:135:30
[INFO] [stderr]     |
[INFO] [stderr] 135 |         OnionResult::Error { circuit_id, reason } => {
[INFO] [stderr]     |                              ^^^^^^^^^^ help: try ignoring the field: `circuit_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reason`
[INFO] [stderr]    --> examples/cli.rs:135:42
[INFO] [stderr]     |
[INFO] [stderr] 135 |         OnionResult::Error { circuit_id, reason } => {
[INFO] [stderr]     |                                          ^^^^^^ help: try ignoring the field: `reason: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stream`
[INFO] [stderr]    --> examples/cli.rs:149:45
[INFO] [stderr]     |
[INFO] [stderr] 149 | async fn receive_api_and_send_onion_request(stream: TcpStream, messenger: Messenger) {
[INFO] [stderr]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `messenger`
[INFO] [stderr]    --> examples/cli.rs:149:64
[INFO] [stderr]     |
[INFO] [stderr] 149 | async fn receive_api_and_send_onion_request(stream: TcpStream, messenger: Messenger) {
[INFO] [stderr]     |                                                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_messenger`
[INFO] [stderr] 
[INFO] [stderr] warning: function `receive_api_and_send_onion_request` is never used
[INFO] [stderr]    --> examples/cli.rs:149:10
[INFO] [stderr]     |
[INFO] [stderr] 149 | async fn receive_api_and_send_onion_request(stream: TcpStream, messenger: Messenger) {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `onion-21` (bin "onion-21") generated 7 warnings (4 duplicates) (run `cargo fix --bin "onion-21" -p onion-21` to apply 3 suggestions)
[INFO] [stderr] warning: `onion-21` (bin "onion-21" test) generated 7 warnings (7 duplicates)
[INFO] [stderr] warning: `onion-21` (example "cli") generated 10 warnings (run `cargo fix --example "cli" -p onion-21` to apply 9 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/onion-5b44b96ebb54f2b4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/onion_21-de6333cad4b3a459)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/onion.rs (/opt/rustwide/target/debug/deps/onion-662dff3236c20416)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test test_circuit_truncated_success ... ok
[INFO] [stdout] test test_circuit_extended_error ... ok
[INFO] [stdout] test test_circuit_truncated_error ... ok
[INFO] [stdout] test test_circuit_extend ... ok
[INFO] [stdout] test test_circuit_extended_success ... ok
[INFO] [stdout] test test_handshake_single_peer ... ok
[INFO] [stdout] test test_truncate_zero_peers ... ok
[INFO] [stdout] test test_handshake_three_peers ... ok
[INFO] [stdout] test test_truncate_one_peer ... ok
[INFO] [stdout] test test_handshake_two_peers ... ok
[INFO] [stdout] test test_keep_alive ... ok
[INFO] [stdout] test test_truncate_two_peers ... ok
[INFO] [stdout] test test_build ... ok
[INFO] [stdout] test test_cover ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests onion
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6c1e8bc60e2dc19b3c7ade7bb881427c7da3d399755c92dc38db44a3940cbf6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c1e8bc60e2dc19b3c7ade7bb881427c7da3d399755c92dc38db44a3940cbf6f", kill_on_drop: false }`
[INFO] [stdout] 6c1e8bc60e2dc19b3c7ade7bb881427c7da3d399755c92dc38db44a3940cbf6f
