[INFO] cloning repository https://github.com/qx-oo/ssc-qx
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qx-oo/ssc-qx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqx-oo%2Fssc-qx"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqx-oo%2Fssc-qx'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f113ac53cad42fbad1e0978daf5efa4bf6686514
[INFO] testing qx-oo/ssc-qx against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqx-oo%2Fssc-qx" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/qx-oo/ssc-qx on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/qx-oo/ssc-qx
[INFO] finished tweaking git repo https://github.com/qx-oo/ssc-qx
[INFO] tweaked toml for git repo https://github.com/qx-oo/ssc-qx written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/qx-oo/ssc-qx already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e5130ff4404a56db3f17e5dda96f76d08a51da9a0ec88ae8abab3df6a3acaead
[INFO] running `"docker" "start" "-a" "e5130ff4404a56db3f17e5dda96f76d08a51da9a0ec88ae8abab3df6a3acaead"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling async-task v1.3.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling kv-log-macro v1.0.4
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling async-std v1.5.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling tokio v0.2.13
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling serde_json v1.0.50
[INFO] [stderr]    Compiling ssc-qx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/udp.rs:36:18
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let (n, peer) = r_udp.recv_from(&mut buf).await?;
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/udp.rs:36:18
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let (n, peer) = r_udp.recv_from(&mut buf).await?;
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_file`
[INFO] [stderr]   --> src/config.rs:64:12
[INFO] [stderr]    |
[INFO] [stderr] 64 |     pub fn from_file(file: &mut File) -> Result<ServerConfig, failure::Error> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `host`
[INFO] [stderr]   --> src/config.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn host(&self) -> &SocketAddr {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `udp`
[INFO] [stderr]   --> src/config.rs:73:12
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn udp(&self) -> bool {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `password`
[INFO] [stderr]   --> src/config.rs:82:12
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub fn password(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `encrypt_method`
[INFO] [stderr]   --> src/config.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub fn encrypt_method(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `UdpTunnel`
[INFO] [stderr]   --> src/udp.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct UdpTunnel {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/udp.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `poll`
[INFO] [stderr]   --> src/udp.rs:29:18
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub async fn poll(self, host: &SocketAddr) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |                  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `parse_header`
[INFO] [stderr]   --> src/udp.rs:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn parse_header(data: &Vec<u8>) -> Result<(String, Vec<u8>), Box<dyn Error>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `server_forward`
[INFO] [stderr]   --> src/udp.rs:70:14
[INFO] [stderr]    |
[INFO] [stderr] 70 |     async fn server_forward(
[INFO] [stderr]    |              ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_file`
[INFO] [stderr]   --> src/config.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn from_file(file: &mut File) -> Result<Config, failure::Error> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `host`
[INFO] [stderr]   --> src/config.rs:52:12
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn host(&self) -> &SocketAddr {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `server_list`
[INFO] [stderr]   --> src/config.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn server_list(&self) -> &Vec<RemoteConfig> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `udp`
[INFO] [stderr]   --> src/config.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn udp(&self) -> bool {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `host`
[INFO] [stderr]   --> src/config.rs:79:12
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn host(&self) -> &SocketAddr {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `password`
[INFO] [stderr]   --> src/config.rs:82:12
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub fn password(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `encrypt_method`
[INFO] [stderr]   --> src/config.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub fn encrypt_method(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ClientUdpTunnel`
[INFO] [stderr]    --> src/udp.rs:117:12
[INFO] [stderr]     |
[INFO] [stderr] 117 | pub struct ClientUdpTunnel {}
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_header`
[INFO] [stderr]    --> src/udp.rs:120:8
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn add_header(remote_addr: String, data: &Vec<u8>) -> Vec<u8> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `tcp_to_udp`
[INFO] [stderr]    --> src/udp.rs:129:14
[INFO] [stderr]     |
[INFO] [stderr] 129 |     async fn tcp_to_udp(
[INFO] [stderr]     |              ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `udp_to_tcp`
[INFO] [stderr]    --> src/udp.rs:149:14
[INFO] [stderr]     |
[INFO] [stderr] 149 |     async fn udp_to_tcp(
[INFO] [stderr]     |              ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `poll`
[INFO] [stderr]    --> src/udp.rs:163:18
[INFO] [stderr]     |
[INFO] [stderr] 163 |     pub async fn poll(
[INFO] [stderr]     |                  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_packet`
[INFO] [stderr]  --> src/utils.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn get_packet(remote_addr: &ServerAddr) -> Vec<u8> {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_socks5_addr`
[INFO] [stderr]   --> src/utils.rs:14:14
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub async fn parse_socks5_addr(
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `establish_socks5_connection`
[INFO] [stderr]   --> src/utils.rs:62:14
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub async fn establish_socks5_connection(
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `"docker" "inspect" "e5130ff4404a56db3f17e5dda96f76d08a51da9a0ec88ae8abab3df6a3acaead"`
[INFO] running `"docker" "rm" "-f" "e5130ff4404a56db3f17e5dda96f76d08a51da9a0ec88ae8abab3df6a3acaead"`
[INFO] [stdout] e5130ff4404a56db3f17e5dda96f76d08a51da9a0ec88ae8abab3df6a3acaead
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a15053e6b183c3c891bb4001a9618ba347e4d87c1f67ee4f3c6d569c05527f2c
[INFO] running `"docker" "start" "-a" "a15053e6b183c3c891bb4001a9618ba347e4d87c1f67ee4f3c6d569c05527f2c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ssc-qx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/udp.rs:36:18
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let (n, peer) = r_udp.recv_from(&mut buf).await?;
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/udp.rs:36:18
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let (n, peer) = r_udp.recv_from(&mut buf).await?;
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_file`
[INFO] [stderr]   --> src/config.rs:64:12
[INFO] [stderr]    |
[INFO] [stderr] 64 |     pub fn from_file(file: &mut File) -> Result<ServerConfig, failure::Error> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `host`
[INFO] [stderr]   --> src/config.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn host(&self) -> &SocketAddr {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `udp`
[INFO] [stderr]   --> src/config.rs:73:12
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn udp(&self) -> bool {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `password`
[INFO] [stderr]   --> src/config.rs:82:12
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub fn password(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `encrypt_method`
[INFO] [stderr]   --> src/config.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub fn encrypt_method(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `UdpTunnel`
[INFO] [stderr]   --> src/udp.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct UdpTunnel {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/udp.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `poll`
[INFO] [stderr]   --> src/udp.rs:29:18
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub async fn poll(self, host: &SocketAddr) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |                  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `parse_header`
[INFO] [stderr]   --> src/udp.rs:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn parse_header(data: &Vec<u8>) -> Result<(String, Vec<u8>), Box<dyn Error>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `server_forward`
[INFO] [stderr]   --> src/udp.rs:70:14
[INFO] [stderr]    |
[INFO] [stderr] 70 |     async fn server_forward(
[INFO] [stderr]    |              ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_file`
[INFO] [stderr]   --> src/config.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn from_file(file: &mut File) -> Result<Config, failure::Error> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `host`
[INFO] [stderr]   --> src/config.rs:52:12
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn host(&self) -> &SocketAddr {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `server_list`
[INFO] [stderr]   --> src/config.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn server_list(&self) -> &Vec<RemoteConfig> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `udp`
[INFO] [stderr]   --> src/config.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn udp(&self) -> bool {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `host`
[INFO] [stderr]   --> src/config.rs:79:12
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn host(&self) -> &SocketAddr {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `password`
[INFO] [stderr]   --> src/config.rs:82:12
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub fn password(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `encrypt_method`
[INFO] [stderr]   --> src/config.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub fn encrypt_method(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ClientUdpTunnel`
[INFO] [stderr]    --> src/udp.rs:117:12
[INFO] [stderr]     |
[INFO] [stderr] 117 | pub struct ClientUdpTunnel {}
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_header`
[INFO] [stderr]    --> src/udp.rs:120:8
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn add_header(remote_addr: String, data: &Vec<u8>) -> Vec<u8> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `tcp_to_udp`
[INFO] [stderr]    --> src/udp.rs:129:14
[INFO] [stderr]     |
[INFO] [stderr] 129 |     async fn tcp_to_udp(
[INFO] [stderr]     |              ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `udp_to_tcp`
[INFO] [stderr]    --> src/udp.rs:149:14
[INFO] [stderr]     |
[INFO] [stderr] 149 |     async fn udp_to_tcp(
[INFO] [stderr]     |              ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `poll`
[INFO] [stderr]    --> src/udp.rs:163:18
[INFO] [stderr]     |
[INFO] [stderr] 163 |     pub async fn poll(
[INFO] [stderr]     |                  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_packet`
[INFO] [stderr]  --> src/utils.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn get_packet(remote_addr: &ServerAddr) -> Vec<u8> {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_socks5_addr`
[INFO] [stderr]   --> src/utils.rs:14:14
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub async fn parse_socks5_addr(
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `establish_socks5_connection`
[INFO] [stderr]   --> src/utils.rs:62:14
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub async fn establish_socks5_connection(
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `"docker" "inspect" "a15053e6b183c3c891bb4001a9618ba347e4d87c1f67ee4f3c6d569c05527f2c"`
[INFO] running `"docker" "rm" "-f" "a15053e6b183c3c891bb4001a9618ba347e4d87c1f67ee4f3c6d569c05527f2c"`
[INFO] [stdout] a15053e6b183c3c891bb4001a9618ba347e4d87c1f67ee4f3c6d569c05527f2c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c8692d1b5f06b780af588a0ef90879be9b9a62f079005a41da0010d13b949e8b
[INFO] running `"docker" "start" "-a" "c8692d1b5f06b780af588a0ef90879be9b9a62f079005a41da0010d13b949e8b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/udp.rs:36:18
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let (n, peer) = r_udp.recv_from(&mut buf).await?;
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_file`
[INFO] [stderr]   --> src/config.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn from_file(file: &mut File) -> Result<Config, failure::Error> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `host`
[INFO] [stderr]   --> src/config.rs:52:12
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn host(&self) -> &SocketAddr {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `server_list`
[INFO] [stderr]   --> src/config.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn server_list(&self) -> &Vec<RemoteConfig> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `udp`
[INFO] [stderr]   --> src/config.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn udp(&self) -> bool {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `host`
[INFO] [stderr]   --> src/config.rs:79:12
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn host(&self) -> &SocketAddr {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `password`
[INFO] [stderr]   --> src/config.rs:82:12
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub fn password(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `encrypt_method`
[INFO] [stderr]   --> src/config.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub fn encrypt_method(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ClientUdpTunnel`
[INFO] [stderr]    --> src/udp.rs:117:12
[INFO] [stderr]     |
[INFO] [stderr] 117 | pub struct ClientUdpTunnel {}
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_header`
[INFO] [stderr]    --> src/udp.rs:120:8
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn add_header(remote_addr: String, data: &Vec<u8>) -> Vec<u8> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `tcp_to_udp`
[INFO] [stderr]    --> src/udp.rs:129:14
[INFO] [stderr]     |
[INFO] [stderr] 129 |     async fn tcp_to_udp(
[INFO] [stderr]     |              ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `udp_to_tcp`
[INFO] [stderr]    --> src/udp.rs:149:14
[INFO] [stderr]     |
[INFO] [stderr] 149 |     async fn udp_to_tcp(
[INFO] [stderr]     |              ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `poll`
[INFO] [stderr]    --> src/udp.rs:163:18
[INFO] [stderr]     |
[INFO] [stderr] 163 |     pub async fn poll(
[INFO] [stderr]     |                  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_packet`
[INFO] [stderr]  --> src/utils.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn get_packet(remote_addr: &ServerAddr) -> Vec<u8> {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_socks5_addr`
[INFO] [stderr]   --> src/utils.rs:14:14
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub async fn parse_socks5_addr(
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `establish_socks5_connection`
[INFO] [stderr]   --> src/utils.rs:62:14
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub async fn establish_socks5_connection(
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/udp.rs:36:18
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let (n, peer) = r_udp.recv_from(&mut buf).await?;
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_file`
[INFO] [stderr]   --> src/config.rs:64:12
[INFO] [stderr]    |
[INFO] [stderr] 64 |     pub fn from_file(file: &mut File) -> Result<ServerConfig, failure::Error> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `host`
[INFO] [stderr]   --> src/config.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn host(&self) -> &SocketAddr {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `udp`
[INFO] [stderr]   --> src/config.rs:73:12
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn udp(&self) -> bool {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `password`
[INFO] [stderr]   --> src/config.rs:82:12
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub fn password(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `encrypt_method`
[INFO] [stderr]   --> src/config.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub fn encrypt_method(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `UdpTunnel`
[INFO] [stderr]   --> src/udp.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct UdpTunnel {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/udp.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `poll`
[INFO] [stderr]   --> src/udp.rs:29:18
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub async fn poll(self, host: &SocketAddr) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |                  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `parse_header`
[INFO] [stderr]   --> src/udp.rs:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn parse_header(data: &Vec<u8>) -> Result<(String, Vec<u8>), Box<dyn Error>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `server_forward`
[INFO] [stderr]   --> src/udp.rs:70:14
[INFO] [stderr]    |
[INFO] [stderr] 70 |     async fn server_forward(
[INFO] [stderr]    |              ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/client-6dd3506a2b5cd6d6
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/server-a033bb6f92bb1133
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c8692d1b5f06b780af588a0ef90879be9b9a62f079005a41da0010d13b949e8b"`
[INFO] running `"docker" "rm" "-f" "c8692d1b5f06b780af588a0ef90879be9b9a62f079005a41da0010d13b949e8b"`
[INFO] [stdout] c8692d1b5f06b780af588a0ef90879be9b9a62f079005a41da0010d13b949e8b