[INFO] cloning repository https://github.com/blahgeek/kissvpn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blahgeek/kissvpn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblahgeek%2Fkissvpn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblahgeek%2Fkissvpn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f229de59734cd56378fd7955be562f6c2194eb3
[INFO] testing blahgeek/kissvpn against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblahgeek%2Fkissvpn" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/blahgeek/kissvpn
[INFO] finished tweaking git repo https://github.com/blahgeek/kissvpn
[INFO] tweaked toml for git repo https://github.com/blahgeek/kissvpn written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/blahgeek/kissvpn on toolchain b8e88e5ddf5521a9f43ee3f62a702388c713e4bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/blahgeek/kissvpn 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" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78a7840d2993fab5823436afd209b4eaf6675d5f38dead5410bd3ebe208d25cb
[INFO] running `Command { std: "docker" "start" "-a" "78a7840d2993fab5823436afd209b4eaf6675d5f38dead5410bd3ebe208d25cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78a7840d2993fab5823436afd209b4eaf6675d5f38dead5410bd3ebe208d25cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78a7840d2993fab5823436afd209b4eaf6675d5f38dead5410bd3ebe208d25cb", kill_on_drop: false }`
[INFO] [stdout] 78a7840d2993fab5823436afd209b4eaf6675d5f38dead5410bd3ebe208d25cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da80383d8e3dfbfb1f9fe40a8e19545a2c7246e92546f958b7c492b59b73e07b
[INFO] running `Command { std: "docker" "start" "-a" "da80383d8e3dfbfb1f9fe40a8e19545a2c7246e92546f958b7c492b59b73e07b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
[INFO] [stderr]    Compiling zeroize v1.7.0
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling colored v2.1.0
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling universal-hash v0.5.1
[INFO] [stderr]    Compiling aead v0.5.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling poly1305 v0.8.0
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling chacha20 v0.9.1
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling chacha20poly1305 v0.10.1
[INFO] [stderr]    Compiling simple_logger v5.0.0
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]    Compiling clap v4.5.4
[INFO] [stderr]    Compiling clap-verbosity-flag v2.2.0
[INFO] [stderr]    Compiling kissvpn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias `Socket` is never used
[INFO] [stdout]  --> src/faketcp/client.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | type Socket = super::socket::Socket<RawSocketSendHalf>;
[INFO] [stdout]   |      ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LINGERING_MAX_DURATION` is never used
[INFO] [stdout]   --> src/faketcp/client.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const LINGERING_MAX_DURATION: std::time::Duration = std::time::Duration::from_secs(30);
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ACTIVE_MAX_DURATION` is never used
[INFO] [stdout]   --> src/faketcp/client.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const ACTIVE_MAX_DURATION: std::time::Duration = std::time::Duration::from_secs(60);
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CONNECT_TIMEOUT_DURATION` is never used
[INFO] [stdout]   --> src/faketcp/client.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const CONNECT_TIMEOUT_DURATION: std::time::Duration = std::time::Duration::from_secs(3);
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CLIENT_PORT_RANGE` is never used
[INFO] [stdout]   --> src/faketcp/client.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const CLIENT_PORT_RANGE: Range<u16> = 10000..60000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SocketTable` is never constructed
[INFO] [stdout]   --> src/faketcp/client.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct SocketTable {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `map_mut`, `next_local_port`, `maintain`, `feed_packet`, and `send_data` are never used
[INFO] [stdout]   --> src/faketcp/client.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl SocketTable {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] 32 |     fn map_mut<F>(&mut self, mut f: F) where F: FnMut(&mut Socket) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn next_local_port(&mut self) -> u16 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn maintain(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     fn feed_packet(&mut self, buf: &Bytes, received_data_queue: &mpsc::Sender<Bytes>) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |     fn send_data(&mut self, buf: &Bytes) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Client` is never constructed
[INFO] [stdout]    --> src/faketcp/client.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 | struct Client {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `send_data` are never used
[INFO] [stdout]    --> src/faketcp/client.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 116 | impl Client {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 117 |     pub fn new(raw_sock_fd: OwnedFd, local_ip: Ipv4Addr, remote_addr: SocketAddrV4) -> Client {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 160 |     pub fn send_data(&self, buf: &Bytes) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]   --> src/faketcp/client.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         self.lingering_socks.iter_mut().map(&mut f);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let _ = self.lingering_socks.iter_mut().map(&mut f);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.65s
[INFO] running `Command { std: "docker" "inspect" "da80383d8e3dfbfb1f9fe40a8e19545a2c7246e92546f958b7c492b59b73e07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da80383d8e3dfbfb1f9fe40a8e19545a2c7246e92546f958b7c492b59b73e07b", kill_on_drop: false }`
[INFO] [stdout] da80383d8e3dfbfb1f9fe40a8e19545a2c7246e92546f958b7c492b59b73e07b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 181c54f225e3558dda672f54bb6ff6ec71bbae6b26f9af49ae84fe729d5fa0bc
[INFO] running `Command { std: "docker" "start" "-a" "181c54f225e3558dda672f54bb6ff6ec71bbae6b26f9af49ae84fe729d5fa0bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling kissvpn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias `Socket` is never used
[INFO] [stdout]  --> src/faketcp/client.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | type Socket = super::socket::Socket<RawSocketSendHalf>;
[INFO] [stdout]   |      ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LINGERING_MAX_DURATION` is never used
[INFO] [stdout]   --> src/faketcp/client.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const LINGERING_MAX_DURATION: std::time::Duration = std::time::Duration::from_secs(30);
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ACTIVE_MAX_DURATION` is never used
[INFO] [stdout]   --> src/faketcp/client.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const ACTIVE_MAX_DURATION: std::time::Duration = std::time::Duration::from_secs(60);
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CONNECT_TIMEOUT_DURATION` is never used
[INFO] [stdout]   --> src/faketcp/client.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const CONNECT_TIMEOUT_DURATION: std::time::Duration = std::time::Duration::from_secs(3);
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CLIENT_PORT_RANGE` is never used
[INFO] [stdout]   --> src/faketcp/client.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const CLIENT_PORT_RANGE: Range<u16> = 10000..60000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SocketTable` is never constructed
[INFO] [stdout]   --> src/faketcp/client.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct SocketTable {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `map_mut`, `next_local_port`, `maintain`, `feed_packet`, and `send_data` are never used
[INFO] [stdout]   --> src/faketcp/client.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl SocketTable {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] 32 |     fn map_mut<F>(&mut self, mut f: F) where F: FnMut(&mut Socket) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn next_local_port(&mut self) -> u16 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn maintain(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     fn feed_packet(&mut self, buf: &Bytes, received_data_queue: &mpsc::Sender<Bytes>) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |     fn send_data(&mut self, buf: &Bytes) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Client` is never constructed
[INFO] [stdout]    --> src/faketcp/client.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 | struct Client {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `send_data` are never used
[INFO] [stdout]    --> src/faketcp/client.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 116 | impl Client {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 117 |     pub fn new(raw_sock_fd: OwnedFd, local_ip: Ipv4Addr, remote_addr: SocketAddrV4) -> Client {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 160 |     pub fn send_data(&self, buf: &Bytes) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]   --> src/faketcp/client.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         self.lingering_socks.iter_mut().map(&mut f);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let _ = self.lingering_socks.iter_mut().map(&mut f);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Socket` is never used
[INFO] [stdout]  --> src/faketcp/client.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | type Socket = super::socket::Socket<RawSocketSendHalf>;
[INFO] [stdout]   |      ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LINGERING_MAX_DURATION` is never used
[INFO] [stdout]   --> src/faketcp/client.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const LINGERING_MAX_DURATION: std::time::Duration = std::time::Duration::from_secs(30);
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ACTIVE_MAX_DURATION` is never used
[INFO] [stdout]   --> src/faketcp/client.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const ACTIVE_MAX_DURATION: std::time::Duration = std::time::Duration::from_secs(60);
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CONNECT_TIMEOUT_DURATION` is never used
[INFO] [stdout]   --> src/faketcp/client.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const CONNECT_TIMEOUT_DURATION: std::time::Duration = std::time::Duration::from_secs(3);
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CLIENT_PORT_RANGE` is never used
[INFO] [stdout]   --> src/faketcp/client.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const CLIENT_PORT_RANGE: Range<u16> = 10000..60000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SocketTable` is never constructed
[INFO] [stdout]   --> src/faketcp/client.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct SocketTable {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `map_mut`, `next_local_port`, `maintain`, `feed_packet`, and `send_data` are never used
[INFO] [stdout]   --> src/faketcp/client.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl SocketTable {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] 32 |     fn map_mut<F>(&mut self, mut f: F) where F: FnMut(&mut Socket) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn next_local_port(&mut self) -> u16 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn maintain(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     fn feed_packet(&mut self, buf: &Bytes, received_data_queue: &mpsc::Sender<Bytes>) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |     fn send_data(&mut self, buf: &Bytes) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Client` is never constructed
[INFO] [stdout]    --> src/faketcp/client.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 | struct Client {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `send_data` are never used
[INFO] [stdout]    --> src/faketcp/client.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 116 | impl Client {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 117 |     pub fn new(raw_sock_fd: OwnedFd, local_ip: Ipv4Addr, remote_addr: SocketAddrV4) -> Client {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 160 |     pub fn send_data(&self, buf: &Bytes) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]   --> src/faketcp/client.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         self.lingering_socks.iter_mut().map(&mut f);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let _ = self.lingering_socks.iter_mut().map(&mut f);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "181c54f225e3558dda672f54bb6ff6ec71bbae6b26f9af49ae84fe729d5fa0bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "181c54f225e3558dda672f54bb6ff6ec71bbae6b26f9af49ae84fe729d5fa0bc", kill_on_drop: false }`
[INFO] [stdout] 181c54f225e3558dda672f54bb6ff6ec71bbae6b26f9af49ae84fe729d5fa0bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5e92bdbb2234f4ee4331439258617e0bb00f2e342275be5ab57fac93d8b99866
[INFO] running `Command { std: "docker" "start" "-a" "5e92bdbb2234f4ee4331439258617e0bb00f2e342275be5ab57fac93d8b99866", kill_on_drop: false }`
[INFO] [stderr] warning: type alias `Socket` is never used
[INFO] [stderr]  --> src/faketcp/client.rs:8:6
[INFO] [stderr]   |
[INFO] [stderr] 8 | type Socket = super::socket::Socket<RawSocketSendHalf>;
[INFO] [stderr]   |      ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `LINGERING_MAX_DURATION` is never used
[INFO] [stderr]   --> src/faketcp/client.rs:10:7
[INFO] [stderr]    |
[INFO] [stderr] 10 | const LINGERING_MAX_DURATION: std::time::Duration = std::time::Duration::from_secs(30);
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ACTIVE_MAX_DURATION` is never used
[INFO] [stderr]   --> src/faketcp/client.rs:11:7
[INFO] [stderr]    |
[INFO] [stderr] 11 | const ACTIVE_MAX_DURATION: std::time::Duration = std::time::Duration::from_secs(60);
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `CONNECT_TIMEOUT_DURATION` is never used
[INFO] [stderr]   --> src/faketcp/client.rs:12:7
[INFO] [stderr]    |
[INFO] [stderr] 12 | const CONNECT_TIMEOUT_DURATION: std::time::Duration = std::time::Duration::from_secs(3);
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `CLIENT_PORT_RANGE` is never used
[INFO] [stderr]   --> src/faketcp/client.rs:14:7
[INFO] [stderr]    |
[INFO] [stderr] 14 | const CLIENT_PORT_RANGE: Range<u16> = 10000..60000;
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SocketTable` is never constructed
[INFO] [stderr]   --> src/faketcp/client.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct SocketTable {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `map_mut`, `next_local_port`, `maintain`, `feed_packet`, and `send_data` are never used
[INFO] [stderr]   --> src/faketcp/client.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 31 | impl SocketTable {
[INFO] [stderr]    | ---------------- methods in this implementation
[INFO] [stderr] 32 |     fn map_mut<F>(&mut self, mut f: F) where F: FnMut(&mut Socket) {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 39 |     fn next_local_port(&mut self) -> u16 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 47 |     fn maintain(&mut self) {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 81 |     fn feed_packet(&mut self, buf: &Bytes, received_data_queue: &mpsc::Sender<Bytes>) {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 93 |     fn send_data(&mut self, buf: &Bytes) {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Client` is never constructed
[INFO] [stderr]    --> src/faketcp/client.rs:103:8
[INFO] [stderr]     |
[INFO] [stderr] 103 | struct Client {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `send_data` are never used
[INFO] [stderr]    --> src/faketcp/client.rs:117:12
[INFO] [stderr]     |
[INFO] [stderr] 116 | impl Client {
[INFO] [stderr]     | ----------- associated items in this implementation
[INFO] [stderr] 117 |     pub fn new(raw_sock_fd: OwnedFd, local_ip: Ipv4Addr, remote_addr: SocketAddrV4) -> Client {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 160 |     pub fn send_data(&self, buf: &Bytes) {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Map` that must be used
[INFO] [stderr]   --> src/faketcp/client.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |         self.lingering_socks.iter_mut().map(&mut f);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let _ = self.lingering_socks.iter_mut().map(&mut f);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `kissvpn` (lib) generated 10 warnings
[INFO] [stderr] warning: `kissvpn` (lib test) generated 10 warnings (10 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kissvpn-34099b1c761b3c0a)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test cipher::tests::test_basic_encrypt_decrypt ... ok
[INFO] [stdout] test faketcp::socket::tests::test_basic_connect ... ok
[INFO] [stdout] test faketcp::socket::tests::test_interconnect ... ok
[INFO] [stdout] test transport::udp::tests::test_multiple_request_response ... FAILED
[INFO] [stdout] test transport::udp::tests::test_basic_send_receive ... ok
[INFO] [stdout] test transport::fakedns::tests::test_encode_decode_query ... ok
[INFO] [stdout] test transport::fakedns::tests::test_encode_decode_response ... ok
[INFO] [stdout] test cipher::tests::test_all_sizes ... ok
[INFO] [stdout] test faketcp::timer_runner::tests::test_timers ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- transport::udp::tests::test_multiple_request_response stdout ----
[INFO] [stdout] Error: Connection refused (os error 111)
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: <anyhow::Error as core::convert::From<std::io::error::Error>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.86/src/backtrace.rs:27:14
[INFO] [stdout]    1: <core::result::Result<bytes::bytes_mut::BytesMut, anyhow::Error> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible, std::io::error::Error>>>::from_residual
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/result.rs:2189:27
[INFO] [stdout]    2: <kissvpn::transport::udp::UdpClientTransport as kissvpn::transport::Transport>::receive
[INFO] [stdout]              at ./src/transport/udp.rs:170:24
[INFO] [stdout]    3: kissvpn::transport::udp::tests::test_multiple_request_response
[INFO] [stdout]              at ./src/transport/udp.rs:286:35
[INFO] [stdout]    4: kissvpn::transport::udp::tests::test_multiple_request_response::{closure#0}
[INFO] [stdout]              at ./src/transport/udp.rs:263:44
[INFO] [stdout]    5: <kissvpn::transport::udp::tests::test_multiple_request_response::{closure#0} as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/ops/function.rs:250:5
[INFO] [stdout]    6: <fn() -> core::result::Result<(), alloc::string::String> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/ops/function.rs:250:5
[INFO] [stdout]    7: test::__rust_begin_short_backtrace::<core::result::Result<(), alloc::string::String>, fn() -> core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/test/src/lib.rs:724:18
[INFO] [stdout]    8: test::run_test_in_process::{closure#0}
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/test/src/lib.rs:747:74
[INFO] [stdout]    9: <core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   10: std::panicking::catch_unwind::do_call::<core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>, core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:581:40
[INFO] [stdout]   11: std::panicking::catch_unwind::<core::result::Result<(), alloc::string::String>, core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>>
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:544:19
[INFO] [stdout]   12: std::panic::catch_unwind::<core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>, core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panic.rs:359:14
[INFO] [stdout]   13: test::run_test_in_process
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/test/src/lib.rs:747:27
[INFO] [stdout]   14: test::run_test::{closure#0}
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/test/src/lib.rs:668:43
[INFO] [stdout]   15: test::run_test::{closure#1}
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/test/src/lib.rs:698:41
[INFO] [stdout]   16: std::sys::backtrace::__rust_begin_short_backtrace::<test::run_test::{closure#1}, ()>
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   17: std::thread::lifecycle::spawn_unchecked::<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   18: <core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   19: std::panicking::catch_unwind::do_call::<core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:581:40
[INFO] [stdout]   20: std::panicking::catch_unwind::<(), core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:544:19
[INFO] [stdout]   21: std::panic::catch_unwind::<core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panic.rs:359:14
[INFO] [stdout]   22: std::thread::lifecycle::spawn_unchecked::<test::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   23: <std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24: <alloc::boxed::Box<dyn core::ops::function::FnOnce<(), Output = ()> + core::marker::Send> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/alloc/src/boxed.rs:2271:9
[INFO] [stdout]   25: <std::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]              at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   26: <unknown>
[INFO] [stdout]   27: clone
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     transport::udp::tests::test_multiple_request_response
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 8 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "5e92bdbb2234f4ee4331439258617e0bb00f2e342275be5ab57fac93d8b99866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e92bdbb2234f4ee4331439258617e0bb00f2e342275be5ab57fac93d8b99866", kill_on_drop: false }`
[INFO] [stdout] 5e92bdbb2234f4ee4331439258617e0bb00f2e342275be5ab57fac93d8b99866
