[INFO] cloning repository https://github.com/LeandroVandari/chat-async
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LeandroVandari/chat-async" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeandroVandari%2Fchat-async", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeandroVandari%2Fchat-async'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf873adab43b80fd7123cf0719f01f0d51c62e21
[INFO] testing LeandroVandari/chat-async against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeandroVandari%2Fchat-async" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LeandroVandari/chat-async
[INFO] finished tweaking git repo https://github.com/LeandroVandari/chat-async
[INFO] tweaked toml for git repo https://github.com/LeandroVandari/chat-async written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LeandroVandari/chat-async on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LeandroVandari/chat-async 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23d8f39e8e7974f14e5d14c9f91966ed819a7e6c7dba06a70cf71fb9ea72f362
[INFO] running `Command { std: "docker" "start" "-a" "23d8f39e8e7974f14e5d14c9f91966ed819a7e6c7dba06a70cf71fb9ea72f362", kill_on_drop: false }`
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[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling serde v1.0.219
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[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling virtue v0.0.18
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[INFO] [stderr]    Compiling anyhow v1.0.98
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[INFO] [stderr]    Compiling findshlibs v0.10.2
[INFO] [stderr]    Compiling getrandom v0.2.16
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[INFO] [stderr]    Compiling thiserror v2.0.12
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[INFO] [stderr]    Compiling interprocess v2.2.3
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling backtrace v0.3.75
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[INFO] [stderr]    Compiling procspawn v1.0.1
[INFO] [stderr]    Compiling chat_async v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `select`
[INFO] [stdout]   --> src/connect/multicast/communicator/ipc/spawn_process.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     select,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/connect/multicast/communicator/ipc/spawn_process.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let (t_sender, mut r_sender) = mpsc::channel(8);
[INFO] [stdout]    |                        ----^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `multicast_connection`
[INFO] [stdout]   --> src/connect/multicast/communicator/ipc/spawn_process.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let multicast_connection = connect_to_multicast(multicast_addr)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_multicast_connection`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_sender`
[INFO] [stdout]   --> src/connect/multicast/communicator/ipc/spawn_process.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let (t_sender, mut r_sender) = mpsc::channel(8);
[INFO] [stdout]    |                        ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_r_sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `multicast_addr` is never read
[INFO] [stdout]   --> src/connect/multicast/communicator/ipc/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct IpcCommunicator {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 22 |     ipc_conn: IpcStream,
[INFO] [stdout] 23 |     multicast_addr: SocketAddrV4,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IpcCommunicator` has a derived impl for the trait `Debug`, but this is 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: field `sender` is never read
[INFO] [stdout]   --> src/connect/multicast/server.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MulticastServer<M: Message, C: Communicator = SocketCommunicator> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     sender: Sender<M>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MulticastServer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.08s
[INFO] running `Command { std: "docker" "inspect" "23d8f39e8e7974f14e5d14c9f91966ed819a7e6c7dba06a70cf71fb9ea72f362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23d8f39e8e7974f14e5d14c9f91966ed819a7e6c7dba06a70cf71fb9ea72f362", kill_on_drop: false }`
[INFO] [stdout] 23d8f39e8e7974f14e5d14c9f91966ed819a7e6c7dba06a70cf71fb9ea72f362
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dda903aec341781d1ab1a3a53ac10145d8622fd7ecbcfcadbbf22e95ef2a2912
[INFO] running `Command { std: "docker" "start" "-a" "dda903aec341781d1ab1a3a53ac10145d8622fd7ecbcfcadbbf22e95ef2a2912", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `select`
[INFO] [stdout]   --> src/connect/multicast/communicator/ipc/spawn_process.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     select,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/connect/multicast/communicator/ipc/spawn_process.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let (t_sender, mut r_sender) = mpsc::channel(8);
[INFO] [stdout]    |                        ----^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `multicast_connection`
[INFO] [stdout]   --> src/connect/multicast/communicator/ipc/spawn_process.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let multicast_connection = connect_to_multicast(multicast_addr)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_multicast_connection`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_sender`
[INFO] [stdout]   --> src/connect/multicast/communicator/ipc/spawn_process.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let (t_sender, mut r_sender) = mpsc::channel(8);
[INFO] [stdout]    |                        ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_r_sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `multicast_addr` is never read
[INFO] [stdout]   --> src/connect/multicast/communicator/ipc/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct IpcCommunicator {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 22 |     ipc_conn: IpcStream,
[INFO] [stdout] 23 |     multicast_addr: SocketAddrV4,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IpcCommunicator` has a derived impl for the trait `Debug`, but this is 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: field `sender` is never read
[INFO] [stdout]   --> src/connect/multicast/server.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MulticastServer<M: Message, C: Communicator = SocketCommunicator> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     sender: Sender<M>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MulticastServer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling chat_async v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `select`
[INFO] [stdout]   --> src/connect/multicast/communicator/ipc/spawn_process.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     select,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/connect/multicast/communicator/ipc/spawn_process.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let (t_sender, mut r_sender) = mpsc::channel(8);
[INFO] [stdout]    |                        ----^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `multicast_connection`
[INFO] [stdout]   --> src/connect/multicast/communicator/ipc/spawn_process.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let multicast_connection = connect_to_multicast(multicast_addr)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_multicast_connection`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_sender`
[INFO] [stdout]   --> src/connect/multicast/communicator/ipc/spawn_process.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let (t_sender, mut r_sender) = mpsc::channel(8);
[INFO] [stdout]    |                        ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_r_sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `multicast_addr` is never read
[INFO] [stdout]   --> src/connect/multicast/communicator/ipc/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct IpcCommunicator {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 22 |     ipc_conn: IpcStream,
[INFO] [stdout] 23 |     multicast_addr: SocketAddrV4,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IpcCommunicator` has a derived impl for the trait `Debug`, but this is 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: field `sender` is never read
[INFO] [stdout]   --> src/connect/multicast/server.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MulticastServer<M: Message, C: Communicator = SocketCommunicator> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     sender: Sender<M>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MulticastServer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "dda903aec341781d1ab1a3a53ac10145d8622fd7ecbcfcadbbf22e95ef2a2912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dda903aec341781d1ab1a3a53ac10145d8622fd7ecbcfcadbbf22e95ef2a2912", kill_on_drop: false }`
[INFO] [stdout] dda903aec341781d1ab1a3a53ac10145d8622fd7ecbcfcadbbf22e95ef2a2912
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c38d2414529c6d860449da3062d5b21ce9cd4d5d83f6db34aa8c0dc8443d4c89
[INFO] running `Command { std: "docker" "start" "-a" "c38d2414529c6d860449da3062d5b21ce9cd4d5d83f6db34aa8c0dc8443d4c89", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `select`
[INFO] [stderr]   --> src/connect/multicast/communicator/ipc/spawn_process.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     select,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/connect/multicast/communicator/ipc/spawn_process.rs:68:24
[INFO] [stderr]    |
[INFO] [stderr] 68 |         let (t_sender, mut r_sender) = mpsc::channel(8);
[INFO] [stderr]    |                        ----^^^^^^^^
[INFO] [stderr]    |                        |
[INFO] [stderr]    |                        help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `multicast_connection`
[INFO] [stderr]   --> src/connect/multicast/communicator/ipc/spawn_process.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let multicast_connection = connect_to_multicast(multicast_addr)
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_multicast_connection`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r_sender`
[INFO] [stderr]   --> src/connect/multicast/communicator/ipc/spawn_process.rs:68:24
[INFO] [stderr]    |
[INFO] [stderr] 68 |         let (t_sender, mut r_sender) = mpsc::channel(8);
[INFO] [stderr]    |                        ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_r_sender`
[INFO] [stderr] 
[INFO] [stderr] warning: field `multicast_addr` is never read
[INFO] [stderr]   --> src/connect/multicast/communicator/ipc/mod.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub struct IpcCommunicator {
[INFO] [stderr]    |            --------------- field in this struct
[INFO] [stderr] 22 |     ipc_conn: IpcStream,
[INFO] [stderr] 23 |     multicast_addr: SocketAddrV4,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `IpcCommunicator` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `sender` is never read
[INFO] [stderr]   --> src/connect/multicast/server.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct MulticastServer<M: Message, C: Communicator = SocketCommunicator> {
[INFO] [stderr]    |            --------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 15 |     sender: Sender<M>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `MulticastServer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `chat_async` (lib) generated 6 warnings (run `cargo fix --lib -p chat_async` to apply 4 suggestions)
[INFO] [stderr] warning: `chat_async` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chat_async-8c4eb30a00c99718)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::address_is_multicast ... ok
[INFO] [stdout] test connect::multicast::join::tests::connect_to_multicast_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- connect::multicast::join::tests::connect_to_multicast_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'connect::multicast::join::tests::connect_to_multicast_test' (25) panicked at src/connect/multicast/join.rs:24:9:
[INFO] [stdout] assertion failed: super::connect_to_multicast(crate::MULTICAST_ADDRESS).await.is_ok()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c824c4ac092 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c824c4ac092 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c824c4ac092 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5c824c4ac092 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5c824c4bc67a - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5c824c4bc67a - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x5c824c479646 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c824c479646 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5c824c48ac39 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5c824c48ac39 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5c824c48aad1 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5c824c3d720e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5c824c3d720e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5c824c48aeb2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5c824c48aeb2 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5c824c48ad2a - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x5c824c485759 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5c824c46e47d - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5c824c4c3bec - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5c824c4c3bb2 - core::panicking::panic::hbff2745fd4c5afec
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5c824c3b48e8 - chat_async::connect::multicast::join::tests::connect_to_multicast_test::{{closure}}::h45b4a9a27b475bdd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/connect/multicast/join.rs:24:9
[INFO] [stdout]   21:     0x5c824c3b1092 - <core::pin::Pin<P> as core::future::future::Future>::poll::h87d1ba004e436e23
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   22:     0x5c824c3b100d - <core::pin::Pin<P> as core::future::future::Future>::poll::h36d953b8100a8190
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   23:     0x5c824c3afc4d - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::hd36173d121464cb2
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.0/src/runtime/scheduler/current_thread/mod.rs:742:70
[INFO] [stdout]   24:     0x5c824c3afb4b - tokio::task::coop::with_budget::h61b8fc1d01f1a006
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   25:     0x5c824c3afb4b - tokio::task::coop::budget::hb3c6f52da2e71ca6
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   26:     0x5c824c3afb4b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::h919815ed1e64d6c1
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.0/src/runtime/scheduler/current_thread/mod.rs:742:25
[INFO] [stdout]   27:     0x5c824c3ac9a0 - tokio::runtime::scheduler::current_thread::Context::enter::h0e7273df2b996926
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.0/src/runtime/scheduler/current_thread/mod.rs:432:19
[INFO] [stdout]   28:     0x5c824c3af07d - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::hfc9cd83c6616d5d5
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.0/src/runtime/scheduler/current_thread/mod.rs:741:44
[INFO] [stdout]   29:     0x5c824c3ae274 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::he4518c09377ea02e
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.0/src/runtime/scheduler/current_thread/mod.rs:829:68
[INFO] [stdout]   30:     0x5c824c3b08fb - tokio::runtime::context::scoped::Scoped<T>::set::hef76e18b5b307b11
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   31:     0x5c824c3b7d39 - tokio::runtime::context::set_scheduler::{{closure}}::h3b5f8f3be585791b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.0/src/runtime/context.rs:176:38
[INFO] [stdout]   32:     0x5c824c3b21e2 - std::thread::local::LocalKey<T>::try_with::hc2fced64447330a5
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   33:     0x5c824c3b12ae - std::thread::local::LocalKey<T>::with::h629c828256935941
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   34:     0x5c824c3b7ced - tokio::runtime::context::set_scheduler::hbef77cb2a3cd530c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.0/src/runtime/context.rs:176:17
[INFO] [stdout]   35:     0x5c824c3adbe0 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::h0645070221e74cae
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.0/src/runtime/scheduler/current_thread/mod.rs:829:27
[INFO] [stdout]   36:     0x5c824c3ae336 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::hf65f8f938bb50327
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.0/src/runtime/scheduler/current_thread/mod.rs:729:24
[INFO] [stdout]   37:     0x5c824c3ac230 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}::h613b6039f6971d71
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   38:     0x5c824c3b5f53 - tokio::runtime::context::runtime::enter_runtime::h1217f441eb66e748
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   39:     0x5c824c3abff1 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::h8fd6cf2f4bcb511d
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   40:     0x5c824c3b6df4 - tokio::runtime::runtime::Runtime::block_on_inner::h14d4840cbc83b2f6
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.0/src/runtime/runtime.rs:356:52
[INFO] [stdout]   41:     0x5c824c3b70cc - tokio::runtime::runtime::Runtime::block_on::hf330019b423dc675
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.0/src/runtime/runtime.rs:330:18
[INFO] [stdout]   42:     0x5c824c3b45e3 - chat_async::connect::multicast::join::tests::connect_to_multicast_test::h69836a834fb5090c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/connect/multicast/join.rs:24:16
[INFO] [stdout]   43:     0x5c824c3b4937 - chat_async::connect::multicast::join::tests::connect_to_multicast_test::{{closure}}::hcf9f60daedd23413
[INFO] [stdout]                                at /opt/rustwide/workdir/src/connect/multicast/join.rs:23:41
[INFO] [stdout]   44:     0x5c824c3ab7b6 - core::ops::function::FnOnce::call_once::hc4b8a4a853e26c8d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   45:     0x5c824c3d6fcb - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x5c824c3d6fcb - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   47:     0x5c824c3ea9da - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   48:     0x5c824c3ea9da - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   49:     0x5c824c3ea9da - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   50:     0x5c824c3ea9da - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   51:     0x5c824c3ea9da - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   52:     0x5c824c3ea9da - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   53:     0x5c824c3ea9da - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   54:     0x5c824c3c4e34 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   55:     0x5c824c3c4e34 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   56:     0x5c824c3c87d2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   57:     0x5c824c3c87d2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   58:     0x5c824c3c87d2 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   59:     0x5c824c3c87d2 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   60:     0x5c824c3c87d2 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   61:     0x5c824c3c87d2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   62:     0x5c824c3c87d2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   63:     0x5c824c4809ef - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   64:     0x5c824c4809ef - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   65:     0x78b4e616aaa4 - <unknown>
[INFO] [stdout]   66:     0x78b4e61f7a64 - clone
[INFO] [stdout]   67:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     connect::multicast::join::tests::connect_to_multicast_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "c38d2414529c6d860449da3062d5b21ce9cd4d5d83f6db34aa8c0dc8443d4c89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c38d2414529c6d860449da3062d5b21ce9cd4d5d83f6db34aa8c0dc8443d4c89", kill_on_drop: false }`
[INFO] [stdout] c38d2414529c6d860449da3062d5b21ce9cd4d5d83f6db34aa8c0dc8443d4c89
